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TypeScript/lib/tsc.js
Wesley Wigham fd32cb97a4
Update LKG (#25470)
2018-07-05 16:05:09 -07:00

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/*! *****************************************************************************
Copyright (c) Microsoft Corporation. All rights reserved.
Licensed under the Apache License, Version 2.0 (the "License"); you may not use
this file except in compliance with the License. You may obtain a copy of the
License at http://www.apache.org/licenses/LICENSE-2.0
THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
MERCHANTABLITY OR NON-INFRINGEMENT.
See the Apache Version 2.0 License for specific language governing permissions
and limitations under the License.
***************************************************************************** */
"use strict";"use strict";
var __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
var __makeTemplateObject = (this && this.__makeTemplateObject) || function (cooked, raw) {
if (Object.defineProperty) { Object.defineProperty(cooked, "raw", { value: raw }); } else { cooked.raw = raw; }
return cooked;
};
var ts;
(function (ts) {
ts.versionMajorMinor = "3.0";
ts.version = ts.versionMajorMinor + ".0-dev";
})(ts || (ts = {}));
(function (ts) {
function createDictionaryObject() {
var map = Object.create(null);
map.__ = undefined;
delete map.__;
return map;
}
function createMap() {
return new ts.MapCtr();
}
ts.createMap = createMap;
function createMapFromEntries(entries) {
var map = createMap();
for (var _i = 0, entries_1 = entries; _i < entries_1.length; _i++) {
var _a = entries_1[_i], key = _a[0], value = _a[1];
map.set(key, value);
}
return map;
}
ts.createMapFromEntries = createMapFromEntries;
function createMapFromTemplate(template) {
var map = new ts.MapCtr();
for (var key in template) {
if (hasOwnProperty.call(template, key)) {
map.set(key, template[key]);
}
}
return map;
}
ts.createMapFromTemplate = createMapFromTemplate;
ts.MapCtr = typeof Map !== "undefined" && "entries" in Map.prototype ? Map : shimMap();
function shimMap() {
var MapIterator = (function () {
function MapIterator(data, selector) {
this.index = 0;
this.data = data;
this.selector = selector;
this.keys = Object.keys(data);
}
MapIterator.prototype.next = function () {
var index = this.index;
if (index < this.keys.length) {
this.index++;
return { value: this.selector(this.data, this.keys[index]), done: false };
}
return { value: undefined, done: true };
};
return MapIterator;
}());
return (function () {
function class_1() {
this.data = createDictionaryObject();
this.size = 0;
}
class_1.prototype.get = function (key) {
return this.data[key];
};
class_1.prototype.set = function (key, value) {
if (!this.has(key)) {
this.size++;
}
this.data[key] = value;
return this;
};
class_1.prototype.has = function (key) {
return key in this.data;
};
class_1.prototype.delete = function (key) {
if (this.has(key)) {
this.size--;
delete this.data[key];
return true;
}
return false;
};
class_1.prototype.clear = function () {
this.data = createDictionaryObject();
this.size = 0;
};
class_1.prototype.keys = function () {
return new MapIterator(this.data, function (_data, key) { return key; });
};
class_1.prototype.values = function () {
return new MapIterator(this.data, function (data, key) { return data[key]; });
};
class_1.prototype.entries = function () {
return new MapIterator(this.data, function (data, key) { return [key, data[key]]; });
};
class_1.prototype.forEach = function (action) {
for (var key in this.data) {
action(this.data[key], key);
}
};
return class_1;
}());
}
function length(array) {
return array ? array.length : 0;
}
ts.length = length;
function forEach(array, callback) {
if (array) {
for (var i = 0; i < array.length; i++) {
var result = callback(array[i], i);
if (result) {
return result;
}
}
}
return undefined;
}
ts.forEach = forEach;
function firstDefined(array, callback) {
if (array === undefined) {
return undefined;
}
for (var i = 0; i < array.length; i++) {
var result = callback(array[i], i);
if (result !== undefined) {
return result;
}
}
return undefined;
}
ts.firstDefined = firstDefined;
function firstDefinedIterator(iter, callback) {
while (true) {
var _a = iter.next(), value = _a.value, done = _a.done;
if (done) {
return undefined;
}
var result = callback(value);
if (result !== undefined) {
return result;
}
}
}
ts.firstDefinedIterator = firstDefinedIterator;
function zipWith(arrayA, arrayB, callback) {
var result = [];
Debug.assertEqual(arrayA.length, arrayB.length);
for (var i = 0; i < arrayA.length; i++) {
result.push(callback(arrayA[i], arrayB[i], i));
}
return result;
}
ts.zipWith = zipWith;
function zipToIterator(arrayA, arrayB) {
Debug.assertEqual(arrayA.length, arrayB.length);
var i = 0;
return {
next: function () {
if (i === arrayA.length) {
return { value: undefined, done: true };
}
i++;
return { value: [arrayA[i - 1], arrayB[i - 1]], done: false };
}
};
}
ts.zipToIterator = zipToIterator;
function zipToMap(keys, values) {
Debug.assert(keys.length === values.length);
var map = createMap();
for (var i = 0; i < keys.length; ++i) {
map.set(keys[i], values[i]);
}
return map;
}
ts.zipToMap = zipToMap;
function every(array, callback) {
if (array) {
for (var i = 0; i < array.length; i++) {
if (!callback(array[i], i)) {
return false;
}
}
}
return true;
}
ts.every = every;
function find(array, predicate) {
for (var i = 0; i < array.length; i++) {
var value = array[i];
if (predicate(value, i)) {
return value;
}
}
return undefined;
}
ts.find = find;
function findLast(array, predicate) {
for (var i = array.length - 1; i >= 0; i--) {
var value = array[i];
if (predicate(value, i)) {
return value;
}
}
return undefined;
}
ts.findLast = findLast;
function findIndex(array, predicate, startIndex) {
for (var i = startIndex || 0; i < array.length; i++) {
if (predicate(array[i], i)) {
return i;
}
}
return -1;
}
ts.findIndex = findIndex;
function findLastIndex(array, predicate, startIndex) {
for (var i = startIndex === undefined ? array.length - 1 : startIndex; i >= 0; i--) {
if (predicate(array[i], i)) {
return i;
}
}
return -1;
}
ts.findLastIndex = findLastIndex;
function findMap(array, callback) {
for (var i = 0; i < array.length; i++) {
var result = callback(array[i], i);
if (result) {
return result;
}
}
return Debug.fail();
}
ts.findMap = findMap;
function contains(array, value, equalityComparer) {
if (equalityComparer === void 0) { equalityComparer = equateValues; }
if (array) {
for (var _i = 0, array_1 = array; _i < array_1.length; _i++) {
var v = array_1[_i];
if (equalityComparer(v, value)) {
return true;
}
}
}
return false;
}
ts.contains = contains;
function arraysEqual(a, b, equalityComparer) {
if (equalityComparer === void 0) { equalityComparer = equateValues; }
return a.length === b.length && a.every(function (x, i) { return equalityComparer(x, b[i]); });
}
ts.arraysEqual = arraysEqual;
function indexOfAnyCharCode(text, charCodes, start) {
for (var i = start || 0; i < text.length; i++) {
if (contains(charCodes, text.charCodeAt(i))) {
return i;
}
}
return -1;
}
ts.indexOfAnyCharCode = indexOfAnyCharCode;
function countWhere(array, predicate) {
var count = 0;
if (array) {
for (var i = 0; i < array.length; i++) {
var v = array[i];
if (predicate(v, i)) {
count++;
}
}
}
return count;
}
ts.countWhere = countWhere;
function filter(array, f) {
if (array) {
var len = array.length;
var i = 0;
while (i < len && f(array[i]))
i++;
if (i < len) {
var result = array.slice(0, i);
i++;
while (i < len) {
var item = array[i];
if (f(item)) {
result.push(item);
}
i++;
}
return result;
}
}
return array;
}
ts.filter = filter;
function filterMutate(array, f) {
var outIndex = 0;
for (var i = 0; i < array.length; i++) {
if (f(array[i], i, array)) {
array[outIndex] = array[i];
outIndex++;
}
}
array.length = outIndex;
}
ts.filterMutate = filterMutate;
function clear(array) {
array.length = 0;
}
ts.clear = clear;
function map(array, f) {
var result;
if (array) {
result = [];
for (var i = 0; i < array.length; i++) {
result.push(f(array[i], i));
}
}
return result;
}
ts.map = map;
function mapIterator(iter, mapFn) {
return {
next: function () {
var iterRes = iter.next();
return iterRes.done ? iterRes : { value: mapFn(iterRes.value), done: false };
}
};
}
ts.mapIterator = mapIterator;
function sameMap(array, f) {
if (array) {
for (var i = 0; i < array.length; i++) {
var item = array[i];
var mapped = f(item, i);
if (item !== mapped) {
var result = array.slice(0, i);
result.push(mapped);
for (i++; i < array.length; i++) {
result.push(f(array[i], i));
}
return result;
}
}
}
return array;
}
ts.sameMap = sameMap;
function flatten(array) {
var result;
if (array) {
result = [];
for (var _i = 0, array_2 = array; _i < array_2.length; _i++) {
var v = array_2[_i];
if (v) {
if (isArray(v)) {
addRange(result, v);
}
else {
result.push(v);
}
}
}
}
return result;
}
ts.flatten = flatten;
function flatMap(array, mapfn) {
var result;
if (array) {
result = [];
for (var i = 0; i < array.length; i++) {
var v = mapfn(array[i], i);
if (v) {
if (isArray(v)) {
addRange(result, v);
}
else {
result.push(v);
}
}
}
}
return result;
}
ts.flatMap = flatMap;
function flatMapIterator(iter, mapfn) {
var first = iter.next();
if (first.done) {
return ts.emptyIterator;
}
var currentIter = getIterator(first.value);
return {
next: function () {
while (true) {
var currentRes = currentIter.next();
if (!currentRes.done) {
return currentRes;
}
var iterRes = iter.next();
if (iterRes.done) {
return iterRes;
}
currentIter = getIterator(iterRes.value);
}
},
};
function getIterator(x) {
var res = mapfn(x);
return res === undefined ? ts.emptyIterator : isArray(res) ? arrayIterator(res) : res;
}
}
ts.flatMapIterator = flatMapIterator;
function sameFlatMap(array, mapfn) {
var result;
if (array) {
for (var i = 0; i < array.length; i++) {
var item = array[i];
var mapped = mapfn(item, i);
if (result || item !== mapped || isArray(mapped)) {
if (!result) {
result = array.slice(0, i);
}
if (isArray(mapped)) {
addRange(result, mapped);
}
else {
result.push(mapped);
}
}
}
}
return result || array;
}
ts.sameFlatMap = sameFlatMap;
function mapAllOrFail(array, mapFn) {
var result = [];
for (var i = 0; i < array.length; i++) {
var mapped = mapFn(array[i], i);
if (mapped === undefined) {
return undefined;
}
result.push(mapped);
}
return result;
}
ts.mapAllOrFail = mapAllOrFail;
function mapDefined(array, mapFn) {
var result = [];
if (array) {
for (var i = 0; i < array.length; i++) {
var mapped = mapFn(array[i], i);
if (mapped !== undefined) {
result.push(mapped);
}
}
}
return result;
}
ts.mapDefined = mapDefined;
function mapDefinedIterator(iter, mapFn) {
return {
next: function () {
while (true) {
var res = iter.next();
if (res.done) {
return res;
}
var value = mapFn(res.value);
if (value !== undefined) {
return { value: value, done: false };
}
}
}
};
}
ts.mapDefinedIterator = mapDefinedIterator;
ts.emptyIterator = { next: function () { return ({ value: undefined, done: true }); } };
function singleIterator(value) {
var done = false;
return {
next: function () {
var wasDone = done;
done = true;
return wasDone ? { value: undefined, done: true } : { value: value, done: false };
}
};
}
ts.singleIterator = singleIterator;
function spanMap(array, keyfn, mapfn) {
var result;
if (array) {
result = [];
var len = array.length;
var previousKey = void 0;
var key = void 0;
var start = 0;
var pos = 0;
while (start < len) {
while (pos < len) {
var value = array[pos];
key = keyfn(value, pos);
if (pos === 0) {
previousKey = key;
}
else if (key !== previousKey) {
break;
}
pos++;
}
if (start < pos) {
var v = mapfn(array.slice(start, pos), previousKey, start, pos);
if (v) {
result.push(v);
}
start = pos;
}
previousKey = key;
pos++;
}
}
return result;
}
ts.spanMap = spanMap;
function mapEntries(map, f) {
if (!map) {
return undefined;
}
var result = createMap();
map.forEach(function (value, key) {
var _a = f(key, value), newKey = _a[0], newValue = _a[1];
result.set(newKey, newValue);
});
return result;
}
ts.mapEntries = mapEntries;
function some(array, predicate) {
if (array) {
if (predicate) {
for (var _i = 0, array_3 = array; _i < array_3.length; _i++) {
var v = array_3[_i];
if (predicate(v)) {
return true;
}
}
}
else {
return array.length > 0;
}
}
return false;
}
ts.some = some;
function getRangesWhere(arr, pred, cb) {
var start;
for (var i = 0; i < arr.length; i++) {
if (pred(arr[i])) {
start = start === undefined ? i : start;
}
else {
if (start !== undefined) {
cb(start, i);
start = undefined;
}
}
}
if (start !== undefined)
cb(start, arr.length);
}
ts.getRangesWhere = getRangesWhere;
function concatenate(array1, array2) {
if (!some(array2))
return array1;
if (!some(array1))
return array2;
return array1.concat(array2);
}
ts.concatenate = concatenate;
function deduplicateRelational(array, equalityComparer, comparer) {
var indices = array.map(function (_, i) { return i; });
stableSortIndices(array, indices, comparer);
var last = array[indices[0]];
var deduplicated = [indices[0]];
for (var i = 1; i < indices.length; i++) {
var index = indices[i];
var item = array[index];
if (!equalityComparer(last, item)) {
deduplicated.push(index);
last = item;
}
}
deduplicated.sort();
return deduplicated.map(function (i) { return array[i]; });
}
function deduplicateEquality(array, equalityComparer) {
var result = [];
for (var _i = 0, array_4 = array; _i < array_4.length; _i++) {
var item = array_4[_i];
pushIfUnique(result, item, equalityComparer);
}
return result;
}
function deduplicate(array, equalityComparer, comparer) {
return !array ? undefined :
array.length === 0 ? [] :
array.length === 1 ? array.slice() :
comparer ? deduplicateRelational(array, equalityComparer, comparer) :
deduplicateEquality(array, equalityComparer);
}
ts.deduplicate = deduplicate;
function deduplicateSorted(array, comparer) {
if (!array)
return undefined;
if (array.length === 0)
return [];
var last = array[0];
var deduplicated = [last];
for (var i = 1; i < array.length; i++) {
var next = array[i];
switch (comparer(next, last)) {
case true:
case 0:
continue;
case -1:
return Debug.fail("Array is unsorted.");
}
deduplicated.push(last = next);
}
return deduplicated;
}
function insertSorted(array, insert, compare) {
if (array.length === 0) {
array.push(insert);
return;
}
var insertIndex = binarySearch(array, insert, identity, compare);
if (insertIndex < 0) {
array.splice(~insertIndex, 0, insert);
}
}
ts.insertSorted = insertSorted;
function sortAndDeduplicate(array, comparer, equalityComparer) {
return deduplicateSorted(sort(array, comparer), equalityComparer || comparer);
}
ts.sortAndDeduplicate = sortAndDeduplicate;
function arrayIsEqualTo(array1, array2, equalityComparer) {
if (equalityComparer === void 0) { equalityComparer = equateValues; }
if (!array1 || !array2) {
return array1 === array2;
}
if (array1.length !== array2.length) {
return false;
}
for (var i = 0; i < array1.length; i++) {
if (!equalityComparer(array1[i], array2[i])) {
return false;
}
}
return true;
}
ts.arrayIsEqualTo = arrayIsEqualTo;
function compact(array) {
var result;
if (array) {
for (var i = 0; i < array.length; i++) {
var v = array[i];
if (result || !v) {
if (!result) {
result = array.slice(0, i);
}
if (v) {
result.push(v);
}
}
}
}
return result || array;
}
ts.compact = compact;
function relativeComplement(arrayA, arrayB, comparer) {
if (!arrayB || !arrayA || arrayB.length === 0 || arrayA.length === 0)
return arrayB;
var result = [];
loopB: for (var offsetA = 0, offsetB = 0; offsetB < arrayB.length; offsetB++) {
if (offsetB > 0) {
Debug.assertGreaterThanOrEqual(comparer(arrayB[offsetB], arrayB[offsetB - 1]), 0);
}
loopA: for (var startA = offsetA; offsetA < arrayA.length; offsetA++) {
if (offsetA > startA) {
Debug.assertGreaterThanOrEqual(comparer(arrayA[offsetA], arrayA[offsetA - 1]), 0);
}
switch (comparer(arrayB[offsetB], arrayA[offsetA])) {
case -1:
result.push(arrayB[offsetB]);
continue loopB;
case 0:
continue loopB;
case 1:
continue loopA;
}
}
}
return result;
}
ts.relativeComplement = relativeComplement;
function sum(array, prop) {
var result = 0;
for (var _i = 0, array_5 = array; _i < array_5.length; _i++) {
var v = array_5[_i];
result += v[prop];
}
return result;
}
ts.sum = sum;
function append(to, value) {
if (value === undefined)
return to;
if (to === undefined)
return [value];
to.push(value);
return to;
}
ts.append = append;
function toOffset(array, offset) {
return offset < 0 ? array.length + offset : offset;
}
function addRange(to, from, start, end) {
if (from === undefined || from.length === 0)
return to;
if (to === undefined)
return from.slice(start, end);
start = start === undefined ? 0 : toOffset(from, start);
end = end === undefined ? from.length : toOffset(from, end);
for (var i = start; i < end && i < from.length; i++) {
if (from[i] !== undefined) {
to.push(from[i]);
}
}
return to;
}
ts.addRange = addRange;
function pushIfUnique(array, toAdd, equalityComparer) {
if (contains(array, toAdd, equalityComparer)) {
return false;
}
else {
array.push(toAdd);
return true;
}
}
ts.pushIfUnique = pushIfUnique;
function appendIfUnique(array, toAdd, equalityComparer) {
if (array) {
pushIfUnique(array, toAdd, equalityComparer);
return array;
}
else {
return [toAdd];
}
}
ts.appendIfUnique = appendIfUnique;
function stableSortIndices(array, indices, comparer) {
indices.sort(function (x, y) { return comparer(array[x], array[y]) || compareValues(x, y); });
}
function sort(array, comparer) {
return array.slice().sort(comparer);
}
ts.sort = sort;
function arrayIterator(array) {
var i = 0;
return { next: function () {
if (i === array.length) {
return { value: undefined, done: true };
}
else {
i++;
return { value: array[i - 1], done: false };
}
} };
}
ts.arrayIterator = arrayIterator;
function stableSort(array, comparer) {
var indices = array.map(function (_, i) { return i; });
stableSortIndices(array, indices, comparer);
return indices.map(function (i) { return array[i]; });
}
ts.stableSort = stableSort;
function rangeEquals(array1, array2, pos, end) {
while (pos < end) {
if (array1[pos] !== array2[pos]) {
return false;
}
pos++;
}
return true;
}
ts.rangeEquals = rangeEquals;
function elementAt(array, offset) {
if (array) {
offset = toOffset(array, offset);
if (offset < array.length) {
return array[offset];
}
}
return undefined;
}
ts.elementAt = elementAt;
function firstOrUndefined(array) {
return array.length === 0 ? undefined : array[0];
}
ts.firstOrUndefined = firstOrUndefined;
function first(array) {
Debug.assert(array.length !== 0);
return array[0];
}
ts.first = first;
function lastOrUndefined(array) {
return array.length === 0 ? undefined : array[array.length - 1];
}
ts.lastOrUndefined = lastOrUndefined;
function last(array) {
Debug.assert(array.length !== 0);
return array[array.length - 1];
}
ts.last = last;
function singleOrUndefined(array) {
return array && array.length === 1
? array[0]
: undefined;
}
ts.singleOrUndefined = singleOrUndefined;
function singleOrMany(array) {
return array && array.length === 1
? array[0]
: array;
}
ts.singleOrMany = singleOrMany;
function replaceElement(array, index, value) {
var result = array.slice(0);
result[index] = value;
return result;
}
ts.replaceElement = replaceElement;
function binarySearch(array, value, keySelector, keyComparer, offset) {
if (!array || array.length === 0) {
return -1;
}
var low = offset || 0;
var high = array.length - 1;
var key = keySelector(value);
while (low <= high) {
var middle = low + ((high - low) >> 1);
var midKey = keySelector(array[middle]);
switch (keyComparer(midKey, key)) {
case -1:
low = middle + 1;
break;
case 0:
return middle;
case 1:
high = middle - 1;
break;
}
}
return ~low;
}
ts.binarySearch = binarySearch;
function reduceLeft(array, f, initial, start, count) {
if (array && array.length > 0) {
var size = array.length;
if (size > 0) {
var pos = start === undefined || start < 0 ? 0 : start;
var end = count === undefined || pos + count > size - 1 ? size - 1 : pos + count;
var result = void 0;
if (arguments.length <= 2) {
result = array[pos];
pos++;
}
else {
result = initial;
}
while (pos <= end) {
result = f(result, array[pos], pos);
pos++;
}
return result;
}
}
return initial;
}
ts.reduceLeft = reduceLeft;
var hasOwnProperty = Object.prototype.hasOwnProperty;
function hasProperty(map, key) {
return hasOwnProperty.call(map, key);
}
ts.hasProperty = hasProperty;
function getProperty(map, key) {
return hasOwnProperty.call(map, key) ? map[key] : undefined;
}
ts.getProperty = getProperty;
function getOwnKeys(map) {
var keys = [];
for (var key in map) {
if (hasOwnProperty.call(map, key)) {
keys.push(key);
}
}
return keys;
}
ts.getOwnKeys = getOwnKeys;
function getOwnValues(sparseArray) {
var values = [];
for (var key in sparseArray) {
if (hasOwnProperty.call(sparseArray, key)) {
values.push(sparseArray[key]);
}
}
return values;
}
ts.getOwnValues = getOwnValues;
function arrayFrom(iterator, map) {
var _a;
var result = [];
for (var _b = iterator.next(), value = _b.value, done = _b.done; !done; _a = iterator.next(), value = _a.value, done = _a.done, _a) {
result.push(map ? map(value) : value);
}
return result;
}
ts.arrayFrom = arrayFrom;
function assign(t) {
var args = [];
for (var _i = 1; _i < arguments.length; _i++) {
args[_i - 1] = arguments[_i];
}
for (var _a = 0, args_1 = args; _a < args_1.length; _a++) {
var arg = args_1[_a];
for (var p in arg) {
if (hasProperty(arg, p)) {
t[p] = arg[p];
}
}
}
return t;
}
ts.assign = assign;
function equalOwnProperties(left, right, equalityComparer) {
if (equalityComparer === void 0) { equalityComparer = equateValues; }
if (left === right)
return true;
if (!left || !right)
return false;
for (var key in left) {
if (hasOwnProperty.call(left, key)) {
if (!hasOwnProperty.call(right, key) === undefined)
return false;
if (!equalityComparer(left[key], right[key]))
return false;
}
}
for (var key in right) {
if (hasOwnProperty.call(right, key)) {
if (!hasOwnProperty.call(left, key))
return false;
}
}
return true;
}
ts.equalOwnProperties = equalOwnProperties;
function arrayToMap(array, makeKey, makeValue) {
if (makeValue === void 0) { makeValue = identity; }
var result = createMap();
for (var _i = 0, array_6 = array; _i < array_6.length; _i++) {
var value = array_6[_i];
var key = makeKey(value);
if (key !== undefined)
result.set(key, makeValue(value));
}
return result;
}
ts.arrayToMap = arrayToMap;
function arrayToNumericMap(array, makeKey, makeValue) {
if (makeValue === void 0) { makeValue = identity; }
var result = [];
for (var _i = 0, array_7 = array; _i < array_7.length; _i++) {
var value = array_7[_i];
result[makeKey(value)] = makeValue(value);
}
return result;
}
ts.arrayToNumericMap = arrayToNumericMap;
function arrayToMultiMap(values, makeKey, makeValue) {
if (makeValue === void 0) { makeValue = identity; }
var result = createMultiMap();
for (var _i = 0, values_1 = values; _i < values_1.length; _i++) {
var value = values_1[_i];
result.add(makeKey(value), makeValue(value));
}
return result;
}
ts.arrayToMultiMap = arrayToMultiMap;
function group(values, getGroupId) {
return arrayFrom(arrayToMultiMap(values, getGroupId).values());
}
ts.group = group;
function clone(object) {
var result = {};
for (var id in object) {
if (hasOwnProperty.call(object, id)) {
result[id] = object[id];
}
}
return result;
}
ts.clone = clone;
function extend(first, second) {
var result = {};
for (var id in second) {
if (hasOwnProperty.call(second, id)) {
result[id] = second[id];
}
}
for (var id in first) {
if (hasOwnProperty.call(first, id)) {
result[id] = first[id];
}
}
return result;
}
ts.extend = extend;
function createMultiMap() {
var map = createMap();
map.add = multiMapAdd;
map.remove = multiMapRemove;
return map;
}
ts.createMultiMap = createMultiMap;
function multiMapAdd(key, value) {
var values = this.get(key);
if (values) {
values.push(value);
}
else {
this.set(key, values = [value]);
}
return values;
}
function multiMapRemove(key, value) {
var values = this.get(key);
if (values) {
unorderedRemoveItem(values, value);
if (!values.length) {
this.delete(key);
}
}
}
function isArray(value) {
return Array.isArray ? Array.isArray(value) : value instanceof Array;
}
ts.isArray = isArray;
function toArray(value) {
return isArray(value) ? value : [value];
}
ts.toArray = toArray;
function isString(text) {
return typeof text === "string";
}
ts.isString = isString;
function tryCast(value, test) {
return value !== undefined && test(value) ? value : undefined;
}
ts.tryCast = tryCast;
function cast(value, test) {
if (value !== undefined && test(value))
return value;
return Debug.fail("Invalid cast. The supplied value " + value + " did not pass the test '" + Debug.getFunctionName(test) + "'.");
}
ts.cast = cast;
function noop(_) { }
ts.noop = noop;
function returnFalse() { return false; }
ts.returnFalse = returnFalse;
function returnTrue() { return true; }
ts.returnTrue = returnTrue;
function identity(x) { return x; }
ts.identity = identity;
function toLowerCase(x) { return x.toLowerCase(); }
ts.toLowerCase = toLowerCase;
function notImplemented() {
throw new Error("Not implemented");
}
ts.notImplemented = notImplemented;
function memoize(callback) {
var value;
return function () {
if (callback) {
value = callback();
callback = undefined;
}
return value;
};
}
ts.memoize = memoize;
function chain(a, b, c, d, e) {
if (e) {
var args_2 = [];
for (var i = 0; i < arguments.length; i++) {
args_2[i] = arguments[i];
}
return function (t) { return compose.apply(void 0, map(args_2, function (f) { return f(t); })); };
}
else if (d) {
return function (t) { return compose(a(t), b(t), c(t), d(t)); };
}
else if (c) {
return function (t) { return compose(a(t), b(t), c(t)); };
}
else if (b) {
return function (t) { return compose(a(t), b(t)); };
}
else if (a) {
return function (t) { return compose(a(t)); };
}
else {
return function (_) { return function (u) { return u; }; };
}
}
ts.chain = chain;
function compose(a, b, c, d, e) {
if (e) {
var args_3 = [];
for (var i = 0; i < arguments.length; i++) {
args_3[i] = arguments[i];
}
return function (t) { return reduceLeft(args_3, function (u, f) { return f(u); }, t); };
}
else if (d) {
return function (t) { return d(c(b(a(t)))); };
}
else if (c) {
return function (t) { return c(b(a(t))); };
}
else if (b) {
return function (t) { return b(a(t)); };
}
else if (a) {
return function (t) { return a(t); };
}
else {
return function (t) { return t; };
}
}
ts.compose = compose;
var Debug;
(function (Debug) {
Debug.currentAssertionLevel = 0;
Debug.isDebugging = false;
function shouldAssert(level) {
return Debug.currentAssertionLevel >= level;
}
Debug.shouldAssert = shouldAssert;
function assert(expression, message, verboseDebugInfo, stackCrawlMark) {
if (!expression) {
if (verboseDebugInfo) {
message += "\r\nVerbose Debug Information: " + (typeof verboseDebugInfo === "string" ? verboseDebugInfo : verboseDebugInfo());
}
fail(message ? "False expression: " + message : "False expression.", stackCrawlMark || assert);
}
}
Debug.assert = assert;
function assertEqual(a, b, msg, msg2) {
if (a !== b) {
var message = msg ? msg2 ? msg + " " + msg2 : msg : "";
fail("Expected " + a + " === " + b + ". " + message);
}
}
Debug.assertEqual = assertEqual;
function assertLessThan(a, b, msg) {
if (a >= b) {
fail("Expected " + a + " < " + b + ". " + (msg || ""));
}
}
Debug.assertLessThan = assertLessThan;
function assertLessThanOrEqual(a, b) {
if (a > b) {
fail("Expected " + a + " <= " + b);
}
}
Debug.assertLessThanOrEqual = assertLessThanOrEqual;
function assertGreaterThanOrEqual(a, b) {
if (a < b) {
fail("Expected " + a + " >= " + b);
}
}
Debug.assertGreaterThanOrEqual = assertGreaterThanOrEqual;
function fail(message, stackCrawlMark) {
debugger;
var e = new Error(message ? "Debug Failure. " + message : "Debug Failure.");
if (Error.captureStackTrace) {
Error.captureStackTrace(e, stackCrawlMark || fail);
}
throw e;
}
Debug.fail = fail;
function assertDefined(value, message) {
if (value === undefined || value === null)
return fail(message);
return value;
}
Debug.assertDefined = assertDefined;
function assertEachDefined(value, message) {
for (var _i = 0, value_1 = value; _i < value_1.length; _i++) {
var v = value_1[_i];
assertDefined(v, message);
}
return value;
}
Debug.assertEachDefined = assertEachDefined;
function assertNever(member, message, stackCrawlMark) {
return fail(message || "Illegal value: " + member, stackCrawlMark || assertNever);
}
Debug.assertNever = assertNever;
function getFunctionName(func) {
if (typeof func !== "function") {
return "";
}
else if (func.hasOwnProperty("name")) {
return func.name;
}
else {
var text = Function.prototype.toString.call(func);
var match = /^function\s+([\w\$]+)\s*\(/.exec(text);
return match ? match[1] : "";
}
}
Debug.getFunctionName = getFunctionName;
})(Debug = ts.Debug || (ts.Debug = {}));
function equateValues(a, b) {
return a === b;
}
ts.equateValues = equateValues;
function equateStringsCaseInsensitive(a, b) {
return a === b
|| a !== undefined
&& b !== undefined
&& a.toUpperCase() === b.toUpperCase();
}
ts.equateStringsCaseInsensitive = equateStringsCaseInsensitive;
function equateStringsCaseSensitive(a, b) {
return equateValues(a, b);
}
ts.equateStringsCaseSensitive = equateStringsCaseSensitive;
function compareComparableValues(a, b) {
return a === b ? 0 :
a === undefined ? -1 :
b === undefined ? 1 :
a < b ? -1 :
1;
}
function compareValues(a, b) {
return compareComparableValues(a, b);
}
ts.compareValues = compareValues;
function min(a, b, compare) {
return compare(a, b) === -1 ? a : b;
}
ts.min = min;
function compareStringsCaseInsensitive(a, b) {
if (a === b)
return 0;
if (a === undefined)
return -1;
if (b === undefined)
return 1;
a = a.toUpperCase();
b = b.toUpperCase();
return a < b ? -1 : a > b ? 1 : 0;
}
ts.compareStringsCaseInsensitive = compareStringsCaseInsensitive;
function compareStringsCaseSensitive(a, b) {
return compareComparableValues(a, b);
}
ts.compareStringsCaseSensitive = compareStringsCaseSensitive;
function getStringComparer(ignoreCase) {
return ignoreCase ? compareStringsCaseInsensitive : compareStringsCaseSensitive;
}
ts.getStringComparer = getStringComparer;
var createUIStringComparer = (function () {
var defaultComparer;
var enUSComparer;
var stringComparerFactory = getStringComparerFactory();
return createStringComparer;
function compareWithCallback(a, b, comparer) {
if (a === b)
return 0;
if (a === undefined)
return -1;
if (b === undefined)
return 1;
var value = comparer(a, b);
return value < 0 ? -1 : value > 0 ? 1 : 0;
}
function createIntlCollatorStringComparer(locale) {
var comparer = new Intl.Collator(locale, { usage: "sort", sensitivity: "variant" }).compare;
return function (a, b) { return compareWithCallback(a, b, comparer); };
}
function createLocaleCompareStringComparer(locale) {
if (locale !== undefined)
return createFallbackStringComparer();
return function (a, b) { return compareWithCallback(a, b, compareStrings); };
function compareStrings(a, b) {
return a.localeCompare(b);
}
}
function createFallbackStringComparer() {
return function (a, b) { return compareWithCallback(a, b, compareDictionaryOrder); };
function compareDictionaryOrder(a, b) {
return compareStrings(a.toUpperCase(), b.toUpperCase()) || compareStrings(a, b);
}
function compareStrings(a, b) {
return a < b ? -1 : a > b ? 1 : 0;
}
}
function getStringComparerFactory() {
if (typeof Intl === "object" && typeof Intl.Collator === "function") {
return createIntlCollatorStringComparer;
}
if (typeof String.prototype.localeCompare === "function" &&
typeof String.prototype.toLocaleUpperCase === "function" &&
"a".localeCompare("B") < 0) {
return createLocaleCompareStringComparer;
}
return createFallbackStringComparer;
}
function createStringComparer(locale) {
if (locale === undefined) {
return defaultComparer || (defaultComparer = stringComparerFactory(locale));
}
else if (locale === "en-US") {
return enUSComparer || (enUSComparer = stringComparerFactory(locale));
}
else {
return stringComparerFactory(locale);
}
}
})();
var uiComparerCaseSensitive;
var uiLocale;
function getUILocale() {
return uiLocale;
}
ts.getUILocale = getUILocale;
function setUILocale(value) {
if (uiLocale !== value) {
uiLocale = value;
uiComparerCaseSensitive = undefined;
}
}
ts.setUILocale = setUILocale;
function compareStringsCaseSensitiveUI(a, b) {
var comparer = uiComparerCaseSensitive || (uiComparerCaseSensitive = createUIStringComparer(uiLocale));
return comparer(a, b);
}
ts.compareStringsCaseSensitiveUI = compareStringsCaseSensitiveUI;
function compareProperties(a, b, key, comparer) {
return a === b ? 0 :
a === undefined ? -1 :
b === undefined ? 1 :
comparer(a[key], b[key]);
}
ts.compareProperties = compareProperties;
function compareBooleans(a, b) {
return compareValues(a ? 1 : 0, b ? 1 : 0);
}
ts.compareBooleans = compareBooleans;
function getSpellingSuggestion(name, candidates, getName) {
var maximumLengthDifference = Math.min(2, Math.floor(name.length * 0.34));
var bestDistance = Math.floor(name.length * 0.4) + 1;
var bestCandidate;
var justCheckExactMatches = false;
var nameLowerCase = name.toLowerCase();
for (var _i = 0, candidates_1 = candidates; _i < candidates_1.length; _i++) {
var candidate = candidates_1[_i];
var candidateName = getName(candidate);
if (candidateName !== undefined && Math.abs(candidateName.length - nameLowerCase.length) <= maximumLengthDifference) {
var candidateNameLowerCase = candidateName.toLowerCase();
if (candidateNameLowerCase === nameLowerCase) {
return candidate;
}
if (justCheckExactMatches) {
continue;
}
if (candidateName.length < 3) {
continue;
}
var distance = levenshteinWithMax(nameLowerCase, candidateNameLowerCase, bestDistance - 1);
if (distance === undefined) {
continue;
}
if (distance < 3) {
justCheckExactMatches = true;
bestCandidate = candidate;
}
else {
Debug.assert(distance < bestDistance);
bestDistance = distance;
bestCandidate = candidate;
}
}
}
return bestCandidate;
}
ts.getSpellingSuggestion = getSpellingSuggestion;
function levenshteinWithMax(s1, s2, max) {
var previous = new Array(s2.length + 1);
var current = new Array(s2.length + 1);
var big = max + 1;
for (var i = 0; i <= s2.length; i++) {
previous[i] = i;
}
for (var i = 1; i <= s1.length; i++) {
var c1 = s1.charCodeAt(i - 1);
var minJ = i > max ? i - max : 1;
var maxJ = s2.length > max + i ? max + i : s2.length;
current[0] = i;
var colMin = i;
for (var j = 1; j < minJ; j++) {
current[j] = big;
}
for (var j = minJ; j <= maxJ; j++) {
var dist = c1 === s2.charCodeAt(j - 1)
? previous[j - 1]
: Math.min(previous[j] + 1, current[j - 1] + 1, previous[j - 1] + 2);
current[j] = dist;
colMin = Math.min(colMin, dist);
}
for (var j = maxJ + 1; j <= s2.length; j++) {
current[j] = big;
}
if (colMin > max) {
return undefined;
}
var temp = previous;
previous = current;
current = temp;
}
var res = previous[s2.length];
return res > max ? undefined : res;
}
function endsWith(str, suffix) {
var expectedPos = str.length - suffix.length;
return expectedPos >= 0 && str.indexOf(suffix, expectedPos) === expectedPos;
}
ts.endsWith = endsWith;
function removeSuffix(str, suffix) {
return endsWith(str, suffix) ? str.slice(0, str.length - suffix.length) : str;
}
ts.removeSuffix = removeSuffix;
function tryRemoveSuffix(str, suffix) {
return endsWith(str, suffix) ? str.slice(0, str.length - suffix.length) : undefined;
}
ts.tryRemoveSuffix = tryRemoveSuffix;
function stringContains(str, substring) {
return str.indexOf(substring) !== -1;
}
ts.stringContains = stringContains;
function fileExtensionIs(path, extension) {
return path.length > extension.length && endsWith(path, extension);
}
ts.fileExtensionIs = fileExtensionIs;
function fileExtensionIsOneOf(path, extensions) {
for (var _i = 0, extensions_1 = extensions; _i < extensions_1.length; _i++) {
var extension = extensions_1[_i];
if (fileExtensionIs(path, extension)) {
return true;
}
}
return false;
}
ts.fileExtensionIsOneOf = fileExtensionIsOneOf;
function removeMinAndVersionNumbers(fileName) {
var trailingMinOrVersion = /[.-]((min)|(\d+(\.\d+)*))$/;
return fileName.replace(trailingMinOrVersion, "").replace(trailingMinOrVersion, "");
}
ts.removeMinAndVersionNumbers = removeMinAndVersionNumbers;
function orderedRemoveItem(array, item) {
for (var i = 0; i < array.length; i++) {
if (array[i] === item) {
orderedRemoveItemAt(array, i);
return true;
}
}
return false;
}
ts.orderedRemoveItem = orderedRemoveItem;
function orderedRemoveItemAt(array, index) {
for (var i = index; i < array.length - 1; i++) {
array[i] = array[i + 1];
}
array.pop();
}
ts.orderedRemoveItemAt = orderedRemoveItemAt;
function unorderedRemoveItemAt(array, index) {
array[index] = array[array.length - 1];
array.pop();
}
ts.unorderedRemoveItemAt = unorderedRemoveItemAt;
function unorderedRemoveItem(array, item) {
return unorderedRemoveFirstItemWhere(array, function (element) { return element === item; });
}
ts.unorderedRemoveItem = unorderedRemoveItem;
function unorderedRemoveFirstItemWhere(array, predicate) {
for (var i = 0; i < array.length; i++) {
if (predicate(array[i])) {
unorderedRemoveItemAt(array, i);
return true;
}
}
return false;
}
function createGetCanonicalFileName(useCaseSensitiveFileNames) {
return useCaseSensitiveFileNames ? identity : toLowerCase;
}
ts.createGetCanonicalFileName = createGetCanonicalFileName;
function patternText(_a) {
var prefix = _a.prefix, suffix = _a.suffix;
return prefix + "*" + suffix;
}
ts.patternText = patternText;
function matchedText(pattern, candidate) {
Debug.assert(isPatternMatch(pattern, candidate));
return candidate.substring(pattern.prefix.length, candidate.length - pattern.suffix.length);
}
ts.matchedText = matchedText;
function findBestPatternMatch(values, getPattern, candidate) {
var matchedValue;
var longestMatchPrefixLength = -1;
for (var _i = 0, values_2 = values; _i < values_2.length; _i++) {
var v = values_2[_i];
var pattern = getPattern(v);
if (isPatternMatch(pattern, candidate) && pattern.prefix.length > longestMatchPrefixLength) {
longestMatchPrefixLength = pattern.prefix.length;
matchedValue = v;
}
}
return matchedValue;
}
ts.findBestPatternMatch = findBestPatternMatch;
function startsWith(str, prefix) {
return str.lastIndexOf(prefix, 0) === 0;
}
ts.startsWith = startsWith;
function removePrefix(str, prefix) {
return startsWith(str, prefix) ? str.substr(prefix.length) : str;
}
ts.removePrefix = removePrefix;
function tryRemovePrefix(str, prefix, getCanonicalFileName) {
if (getCanonicalFileName === void 0) { getCanonicalFileName = identity; }
return startsWith(getCanonicalFileName(str), getCanonicalFileName(prefix)) ? str.substring(prefix.length) : undefined;
}
ts.tryRemovePrefix = tryRemovePrefix;
function isPatternMatch(_a, candidate) {
var prefix = _a.prefix, suffix = _a.suffix;
return candidate.length >= prefix.length + suffix.length &&
startsWith(candidate, prefix) &&
endsWith(candidate, suffix);
}
function and(f, g) {
return function (arg) { return f(arg) && g(arg); };
}
ts.and = and;
function or(f, g) {
return function (arg) { return f(arg) || g(arg); };
}
ts.or = or;
function assertTypeIsNever(_) { }
ts.assertTypeIsNever = assertTypeIsNever;
function singleElementArray(t) {
return t === undefined ? undefined : [t];
}
ts.singleElementArray = singleElementArray;
function enumerateInsertsAndDeletes(newItems, oldItems, comparer, inserted, deleted, unchanged) {
unchanged = unchanged || noop;
var newIndex = 0;
var oldIndex = 0;
var newLen = newItems.length;
var oldLen = oldItems.length;
while (newIndex < newLen && oldIndex < oldLen) {
var newItem = newItems[newIndex];
var oldItem = oldItems[oldIndex];
var compareResult = comparer(newItem, oldItem);
if (compareResult === -1) {
inserted(newItem);
newIndex++;
}
else if (compareResult === 1) {
deleted(oldItem);
oldIndex++;
}
else {
unchanged(oldItem, newItem);
newIndex++;
oldIndex++;
}
}
while (newIndex < newLen) {
inserted(newItems[newIndex++]);
}
while (oldIndex < oldLen) {
deleted(oldItems[oldIndex++]);
}
}
ts.enumerateInsertsAndDeletes = enumerateInsertsAndDeletes;
})(ts || (ts = {}));
var ts;
(function (ts) {
ts.timestamp = typeof performance !== "undefined" && performance.now ? function () { return performance.now(); } : Date.now ? Date.now : function () { return +(new Date()); };
})(ts || (ts = {}));
(function (ts) {
var performance;
(function (performance) {
var profilerEvent = typeof onProfilerEvent === "function" && onProfilerEvent.profiler === true ? onProfilerEvent : function () { };
var enabled = false;
var profilerStart = 0;
var counts;
var marks;
var measures;
function mark(markName) {
if (enabled) {
marks.set(markName, ts.timestamp());
counts.set(markName, (counts.get(markName) || 0) + 1);
profilerEvent(markName);
}
}
performance.mark = mark;
function measure(measureName, startMarkName, endMarkName) {
if (enabled) {
var end = endMarkName && marks.get(endMarkName) || ts.timestamp();
var start = startMarkName && marks.get(startMarkName) || profilerStart;
measures.set(measureName, (measures.get(measureName) || 0) + (end - start));
}
}
performance.measure = measure;
function getCount(markName) {
return counts && counts.get(markName) || 0;
}
performance.getCount = getCount;
function getDuration(measureName) {
return measures && measures.get(measureName) || 0;
}
performance.getDuration = getDuration;
function forEachMeasure(cb) {
measures.forEach(function (measure, key) {
cb(key, measure);
});
}
performance.forEachMeasure = forEachMeasure;
function enable() {
counts = ts.createMap();
marks = ts.createMap();
measures = ts.createMap();
enabled = true;
profilerStart = ts.timestamp();
}
performance.enable = enable;
function disable() {
enabled = false;
}
performance.disable = disable;
})(performance = ts.performance || (ts.performance = {}));
})(ts || (ts = {}));
var ts;
(function (ts) {
var OperationCanceledException = (function () {
function OperationCanceledException() {
}
return OperationCanceledException;
}());
ts.OperationCanceledException = OperationCanceledException;
var ExitStatus;
(function (ExitStatus) {
ExitStatus[ExitStatus["Success"] = 0] = "Success";
ExitStatus[ExitStatus["DiagnosticsPresent_OutputsSkipped"] = 1] = "DiagnosticsPresent_OutputsSkipped";
ExitStatus[ExitStatus["DiagnosticsPresent_OutputsGenerated"] = 2] = "DiagnosticsPresent_OutputsGenerated";
})(ExitStatus = ts.ExitStatus || (ts.ExitStatus = {}));
var TypeReferenceSerializationKind;
(function (TypeReferenceSerializationKind) {
TypeReferenceSerializationKind[TypeReferenceSerializationKind["Unknown"] = 0] = "Unknown";
TypeReferenceSerializationKind[TypeReferenceSerializationKind["TypeWithConstructSignatureAndValue"] = 1] = "TypeWithConstructSignatureAndValue";
TypeReferenceSerializationKind[TypeReferenceSerializationKind["VoidNullableOrNeverType"] = 2] = "VoidNullableOrNeverType";
TypeReferenceSerializationKind[TypeReferenceSerializationKind["NumberLikeType"] = 3] = "NumberLikeType";
TypeReferenceSerializationKind[TypeReferenceSerializationKind["StringLikeType"] = 4] = "StringLikeType";
TypeReferenceSerializationKind[TypeReferenceSerializationKind["BooleanType"] = 5] = "BooleanType";
TypeReferenceSerializationKind[TypeReferenceSerializationKind["ArrayLikeType"] = 6] = "ArrayLikeType";
TypeReferenceSerializationKind[TypeReferenceSerializationKind["ESSymbolType"] = 7] = "ESSymbolType";
TypeReferenceSerializationKind[TypeReferenceSerializationKind["Promise"] = 8] = "Promise";
TypeReferenceSerializationKind[TypeReferenceSerializationKind["TypeWithCallSignature"] = 9] = "TypeWithCallSignature";
TypeReferenceSerializationKind[TypeReferenceSerializationKind["ObjectType"] = 10] = "ObjectType";
})(TypeReferenceSerializationKind = ts.TypeReferenceSerializationKind || (ts.TypeReferenceSerializationKind = {}));
var DiagnosticCategory;
(function (DiagnosticCategory) {
DiagnosticCategory[DiagnosticCategory["Warning"] = 0] = "Warning";
DiagnosticCategory[DiagnosticCategory["Error"] = 1] = "Error";
DiagnosticCategory[DiagnosticCategory["Suggestion"] = 2] = "Suggestion";
DiagnosticCategory[DiagnosticCategory["Message"] = 3] = "Message";
})(DiagnosticCategory = ts.DiagnosticCategory || (ts.DiagnosticCategory = {}));
function diagnosticCategoryName(d, lowerCase) {
if (lowerCase === void 0) { lowerCase = true; }
var name = DiagnosticCategory[d.category];
return lowerCase ? name.toLowerCase() : name;
}
ts.diagnosticCategoryName = diagnosticCategoryName;
var ModuleResolutionKind;
(function (ModuleResolutionKind) {
ModuleResolutionKind[ModuleResolutionKind["Classic"] = 1] = "Classic";
ModuleResolutionKind[ModuleResolutionKind["NodeJs"] = 2] = "NodeJs";
})(ModuleResolutionKind = ts.ModuleResolutionKind || (ts.ModuleResolutionKind = {}));
var ModuleKind;
(function (ModuleKind) {
ModuleKind[ModuleKind["None"] = 0] = "None";
ModuleKind[ModuleKind["CommonJS"] = 1] = "CommonJS";
ModuleKind[ModuleKind["AMD"] = 2] = "AMD";
ModuleKind[ModuleKind["UMD"] = 3] = "UMD";
ModuleKind[ModuleKind["System"] = 4] = "System";
ModuleKind[ModuleKind["ES2015"] = 5] = "ES2015";
ModuleKind[ModuleKind["ESNext"] = 6] = "ESNext";
})(ModuleKind = ts.ModuleKind || (ts.ModuleKind = {}));
function _contextuallyTypePragmas(args) {
return args;
}
ts.commentPragmas = _contextuallyTypePragmas({
"reference": {
args: [
{ name: "types", optional: true, captureSpan: true },
{ name: "lib", optional: true, captureSpan: true },
{ name: "path", optional: true, captureSpan: true },
{ name: "no-default-lib", optional: true }
],
kind: 1
},
"amd-dependency": {
args: [{ name: "path" }, { name: "name", optional: true }],
kind: 1
},
"amd-module": {
args: [{ name: "name" }],
kind: 1
},
"ts-check": {
kind: 2
},
"ts-nocheck": {
kind: 2
},
"jsx": {
args: [{ name: "factory" }],
kind: 4
},
});
})(ts || (ts = {}));
var ts;
(function (ts) {
function setStackTraceLimit() {
if (Error.stackTraceLimit < 100) {
Error.stackTraceLimit = 100;
}
}
ts.setStackTraceLimit = setStackTraceLimit;
var FileWatcherEventKind;
(function (FileWatcherEventKind) {
FileWatcherEventKind[FileWatcherEventKind["Created"] = 0] = "Created";
FileWatcherEventKind[FileWatcherEventKind["Changed"] = 1] = "Changed";
FileWatcherEventKind[FileWatcherEventKind["Deleted"] = 2] = "Deleted";
})(FileWatcherEventKind = ts.FileWatcherEventKind || (ts.FileWatcherEventKind = {}));
var PollingInterval;
(function (PollingInterval) {
PollingInterval[PollingInterval["High"] = 2000] = "High";
PollingInterval[PollingInterval["Medium"] = 500] = "Medium";
PollingInterval[PollingInterval["Low"] = 250] = "Low";
})(PollingInterval = ts.PollingInterval || (ts.PollingInterval = {}));
function getPriorityValues(highPriorityValue) {
var mediumPriorityValue = highPriorityValue * 2;
var lowPriorityValue = mediumPriorityValue * 4;
return [highPriorityValue, mediumPriorityValue, lowPriorityValue];
}
function pollingInterval(watchPriority) {
return pollingIntervalsForPriority[watchPriority];
}
var pollingIntervalsForPriority = getPriorityValues(250);
function watchFileUsingPriorityPollingInterval(host, fileName, callback, watchPriority) {
return host.watchFile(fileName, callback, pollingInterval(watchPriority));
}
ts.watchFileUsingPriorityPollingInterval = watchFileUsingPriorityPollingInterval;
ts.missingFileModifiedTime = new Date(0);
function createPollingIntervalBasedLevels(levels) {
var _a;
return _a = {},
_a[PollingInterval.Low] = levels.Low,
_a[PollingInterval.Medium] = levels.Medium,
_a[PollingInterval.High] = levels.High,
_a;
}
var defaultChunkLevels = { Low: 32, Medium: 64, High: 256 };
var pollingChunkSize = createPollingIntervalBasedLevels(defaultChunkLevels);
ts.unchangedPollThresholds = createPollingIntervalBasedLevels(defaultChunkLevels);
function setCustomPollingValues(system) {
if (!system.getEnvironmentVariable) {
return;
}
var pollingIntervalChanged = setCustomLevels("TSC_WATCH_POLLINGINTERVAL", PollingInterval);
pollingChunkSize = getCustomPollingBasedLevels("TSC_WATCH_POLLINGCHUNKSIZE", defaultChunkLevels) || pollingChunkSize;
ts.unchangedPollThresholds = getCustomPollingBasedLevels("TSC_WATCH_UNCHANGEDPOLLTHRESHOLDS", defaultChunkLevels) || ts.unchangedPollThresholds;
function getLevel(envVar, level) {
return system.getEnvironmentVariable(envVar + "_" + level.toUpperCase());
}
function getCustomLevels(baseVariable) {
var customLevels;
setCustomLevel("Low");
setCustomLevel("Medium");
setCustomLevel("High");
return customLevels;
function setCustomLevel(level) {
var customLevel = getLevel(baseVariable, level);
if (customLevel) {
(customLevels || (customLevels = {}))[level] = Number(customLevel);
}
}
}
function setCustomLevels(baseVariable, levels) {
var customLevels = getCustomLevels(baseVariable);
if (customLevels) {
setLevel("Low");
setLevel("Medium");
setLevel("High");
return true;
}
return false;
function setLevel(level) {
levels[level] = customLevels[level] || levels[level];
}
}
function getCustomPollingBasedLevels(baseVariable, defaultLevels) {
var customLevels = getCustomLevels(baseVariable);
return (pollingIntervalChanged || customLevels) &&
createPollingIntervalBasedLevels(customLevels ? __assign({}, defaultLevels, customLevels) : defaultLevels);
}
}
ts.setCustomPollingValues = setCustomPollingValues;
function createDynamicPriorityPollingWatchFile(host) {
var watchedFiles = [];
var changedFilesInLastPoll = [];
var lowPollingIntervalQueue = createPollingIntervalQueue(PollingInterval.Low);
var mediumPollingIntervalQueue = createPollingIntervalQueue(PollingInterval.Medium);
var highPollingIntervalQueue = createPollingIntervalQueue(PollingInterval.High);
return watchFile;
function watchFile(fileName, callback, defaultPollingInterval) {
var file = {
fileName: fileName,
callback: callback,
unchangedPolls: 0,
mtime: getModifiedTime(fileName)
};
watchedFiles.push(file);
addToPollingIntervalQueue(file, defaultPollingInterval);
return {
close: function () {
file.isClosed = true;
ts.unorderedRemoveItem(watchedFiles, file);
}
};
}
function createPollingIntervalQueue(pollingInterval) {
var queue = [];
queue.pollingInterval = pollingInterval;
queue.pollIndex = 0;
queue.pollScheduled = false;
return queue;
}
function pollPollingIntervalQueue(queue) {
queue.pollIndex = pollQueue(queue, queue.pollingInterval, queue.pollIndex, pollingChunkSize[queue.pollingInterval]);
if (queue.length) {
scheduleNextPoll(queue.pollingInterval);
}
else {
ts.Debug.assert(queue.pollIndex === 0);
queue.pollScheduled = false;
}
}
function pollLowPollingIntervalQueue(queue) {
pollQueue(changedFilesInLastPoll, PollingInterval.Low, 0, changedFilesInLastPoll.length);
pollPollingIntervalQueue(queue);
if (!queue.pollScheduled && changedFilesInLastPoll.length) {
scheduleNextPoll(PollingInterval.Low);
}
}
function pollQueue(queue, pollingInterval, pollIndex, chunkSize) {
var needsVisit = queue.length;
var definedValueCopyToIndex = pollIndex;
for (var polled = 0; polled < chunkSize && needsVisit > 0; nextPollIndex(), needsVisit--) {
var watchedFile = queue[pollIndex];
if (!watchedFile) {
continue;
}
else if (watchedFile.isClosed) {
queue[pollIndex] = undefined;
continue;
}
polled++;
var fileChanged = onWatchedFileStat(watchedFile, getModifiedTime(watchedFile.fileName));
if (watchedFile.isClosed) {
queue[pollIndex] = undefined;
}
else if (fileChanged) {
watchedFile.unchangedPolls = 0;
if (queue !== changedFilesInLastPoll) {
queue[pollIndex] = undefined;
addChangedFileToLowPollingIntervalQueue(watchedFile);
}
}
else if (watchedFile.unchangedPolls !== ts.unchangedPollThresholds[pollingInterval]) {
watchedFile.unchangedPolls++;
}
else if (queue === changedFilesInLastPoll) {
watchedFile.unchangedPolls = 1;
queue[pollIndex] = undefined;
addToPollingIntervalQueue(watchedFile, PollingInterval.Low);
}
else if (pollingInterval !== PollingInterval.High) {
watchedFile.unchangedPolls++;
queue[pollIndex] = undefined;
addToPollingIntervalQueue(watchedFile, pollingInterval === PollingInterval.Low ? PollingInterval.Medium : PollingInterval.High);
}
if (queue[pollIndex]) {
if (definedValueCopyToIndex < pollIndex) {
queue[definedValueCopyToIndex] = watchedFile;
queue[pollIndex] = undefined;
}
definedValueCopyToIndex++;
}
}
return pollIndex;
function nextPollIndex() {
pollIndex++;
if (pollIndex === queue.length) {
if (definedValueCopyToIndex < pollIndex) {
queue.length = definedValueCopyToIndex;
}
pollIndex = 0;
definedValueCopyToIndex = 0;
}
}
}
function pollingIntervalQueue(pollingInterval) {
switch (pollingInterval) {
case PollingInterval.Low:
return lowPollingIntervalQueue;
case PollingInterval.Medium:
return mediumPollingIntervalQueue;
case PollingInterval.High:
return highPollingIntervalQueue;
}
}
function addToPollingIntervalQueue(file, pollingInterval) {
pollingIntervalQueue(pollingInterval).push(file);
scheduleNextPollIfNotAlreadyScheduled(pollingInterval);
}
function addChangedFileToLowPollingIntervalQueue(file) {
changedFilesInLastPoll.push(file);
scheduleNextPollIfNotAlreadyScheduled(PollingInterval.Low);
}
function scheduleNextPollIfNotAlreadyScheduled(pollingInterval) {
if (!pollingIntervalQueue(pollingInterval).pollScheduled) {
scheduleNextPoll(pollingInterval);
}
}
function scheduleNextPoll(pollingInterval) {
pollingIntervalQueue(pollingInterval).pollScheduled = host.setTimeout(pollingInterval === PollingInterval.Low ? pollLowPollingIntervalQueue : pollPollingIntervalQueue, pollingInterval, pollingIntervalQueue(pollingInterval));
}
function getModifiedTime(fileName) {
return host.getModifiedTime(fileName) || ts.missingFileModifiedTime;
}
}
ts.createDynamicPriorityPollingWatchFile = createDynamicPriorityPollingWatchFile;
function onWatchedFileStat(watchedFile, modifiedTime) {
var oldTime = watchedFile.mtime.getTime();
var newTime = modifiedTime.getTime();
if (oldTime !== newTime) {
watchedFile.mtime = modifiedTime;
var eventKind = oldTime === 0
? FileWatcherEventKind.Created
: newTime === 0
? FileWatcherEventKind.Deleted
: FileWatcherEventKind.Changed;
watchedFile.callback(watchedFile.fileName, eventKind);
return true;
}
return false;
}
ts.onWatchedFileStat = onWatchedFileStat;
function createRecursiveDirectoryWatcher(host) {
return createDirectoryWatcher;
function createDirectoryWatcher(dirName, callback) {
var watcher = host.watchDirectory(dirName, function (fileName) {
callback(fileName);
updateChildWatches(result, callback);
});
var result = {
close: function () {
watcher.close();
result.childWatches.forEach(ts.closeFileWatcher);
result = undefined;
},
dirName: dirName,
childWatches: ts.emptyArray
};
updateChildWatches(result, callback);
return result;
}
function updateChildWatches(watcher, callback) {
if (watcher) {
watcher.childWatches = watchChildDirectories(watcher.dirName, watcher.childWatches, callback);
}
}
function watchChildDirectories(parentDir, existingChildWatches, callback) {
var newChildWatches;
ts.enumerateInsertsAndDeletes(host.directoryExists(parentDir) ? ts.mapDefined(host.getAccessibleSortedChildDirectories(parentDir), function (child) {
var childFullName = ts.getNormalizedAbsolutePath(child, parentDir);
return host.filePathComparer(childFullName, host.realpath(childFullName)) === 0 ? childFullName : undefined;
}) : ts.emptyArray, existingChildWatches, function (child, childWatcher) { return host.filePathComparer(child, childWatcher.dirName); }, createAndAddChildDirectoryWatcher, ts.closeFileWatcher, addChildDirectoryWatcher);
return newChildWatches || ts.emptyArray;
function createAndAddChildDirectoryWatcher(childName) {
var result = createDirectoryWatcher(childName, callback);
addChildDirectoryWatcher(result);
}
function addChildDirectoryWatcher(childWatcher) {
(newChildWatches || (newChildWatches = [])).push(childWatcher);
}
}
}
ts.createRecursiveDirectoryWatcher = createRecursiveDirectoryWatcher;
function getNodeMajorVersion() {
if (typeof process === "undefined") {
return undefined;
}
var version = process.version;
if (!version) {
return undefined;
}
var dot = version.indexOf(".");
if (dot === -1) {
return undefined;
}
return parseInt(version.substring(1, dot));
}
ts.getNodeMajorVersion = getNodeMajorVersion;
ts.sys = (function () {
var byteOrderMarkIndicator = "\uFEFF";
function getNodeSystem() {
var _fs = require("fs");
var _path = require("path");
var _os = require("os");
var _crypto;
try {
_crypto = require("crypto");
}
catch (_a) {
_crypto = undefined;
}
var Buffer = require("buffer").Buffer;
var nodeVersion = getNodeMajorVersion();
var isNode4OrLater = nodeVersion >= 4;
var platform = _os.platform();
var useCaseSensitiveFileNames = isFileSystemCaseSensitive();
var useNonPollingWatchers = process.env.TSC_NONPOLLING_WATCHER;
var tscWatchFile = process.env.TSC_WATCHFILE;
var tscWatchDirectory = process.env.TSC_WATCHDIRECTORY;
var dynamicPollingWatchFile;
var nodeSystem = {
args: process.argv.slice(2),
newLine: _os.EOL,
useCaseSensitiveFileNames: useCaseSensitiveFileNames,
write: function (s) {
process.stdout.write(s);
},
writeOutputIsTTY: function () {
return process.stdout.isTTY;
},
readFile: readFile,
writeFile: writeFile,
watchFile: getWatchFile(),
watchDirectory: getWatchDirectory(),
resolvePath: function (path) { return _path.resolve(path); },
fileExists: fileExists,
directoryExists: directoryExists,
createDirectory: function (directoryName) {
if (!nodeSystem.directoryExists(directoryName)) {
_fs.mkdirSync(directoryName);
}
},
getExecutingFilePath: function () {
return __filename;
},
getCurrentDirectory: function () {
return process.cwd();
},
getDirectories: getDirectories,
getEnvironmentVariable: function (name) {
return process.env[name] || "";
},
readDirectory: readDirectory,
getModifiedTime: getModifiedTime,
setModifiedTime: setModifiedTime,
deleteFile: deleteFile,
createHash: _crypto ? createMD5HashUsingNativeCrypto : generateDjb2Hash,
createSHA256Hash: _crypto ? createSHA256Hash : undefined,
getMemoryUsage: function () {
if (global.gc) {
global.gc();
}
return process.memoryUsage().heapUsed;
},
getFileSize: function (path) {
try {
var stat = _fs.statSync(path);
if (stat.isFile()) {
return stat.size;
}
}
catch (_a) { }
return 0;
},
exit: function (exitCode) {
process.exit(exitCode);
},
realpath: realpath,
debugMode: ts.some(process.execArgv, function (arg) { return /^--(inspect|debug)(-brk)?(=\d+)?$/i.test(arg); }),
tryEnableSourceMapsForHost: function () {
try {
require("source-map-support").install();
}
catch (_a) {
}
},
setTimeout: setTimeout,
clearTimeout: clearTimeout,
clearScreen: function () {
process.stdout.write("\x1Bc");
},
setBlocking: function () {
if (process.stdout && process.stdout._handle && process.stdout._handle.setBlocking) {
process.stdout._handle.setBlocking(true);
}
},
base64decode: Buffer.from ? function (input) {
return Buffer.from(input, "base64").toString("utf8");
} : function (input) {
return new Buffer(input, "base64").toString("utf8");
},
base64encode: Buffer.from ? function (input) {
return Buffer.from(input).toString("base64");
} : function (input) {
return new Buffer(input).toString("base64");
}
};
return nodeSystem;
function isFileSystemCaseSensitive() {
if (platform === "win32" || platform === "win64") {
return false;
}
return !fileExists(swapCase(__filename));
}
function swapCase(s) {
return s.replace(/\w/g, function (ch) {
var up = ch.toUpperCase();
return ch === up ? ch.toLowerCase() : up;
});
}
function getWatchFile() {
switch (tscWatchFile) {
case "PriorityPollingInterval":
return fsWatchFile;
case "DynamicPriorityPolling":
return createDynamicPriorityPollingWatchFile({ getModifiedTime: getModifiedTime, setTimeout: setTimeout });
case "UseFsEvents":
return watchFileUsingFsWatch;
case "UseFsEventsWithFallbackDynamicPolling":
dynamicPollingWatchFile = createDynamicPriorityPollingWatchFile({ getModifiedTime: getModifiedTime, setTimeout: setTimeout });
return createWatchFileUsingDynamicWatchFile(dynamicPollingWatchFile);
case "UseFsEventsOnParentDirectory":
return createNonPollingWatchFile();
}
return useNonPollingWatchers ?
createNonPollingWatchFile() :
function (fileName, callback) { return fsWatchFile(fileName, callback); };
}
function getWatchDirectory() {
var fsSupportsRecursive = isNode4OrLater && (process.platform === "win32" || process.platform === "darwin");
if (fsSupportsRecursive) {
return watchDirectoryUsingFsWatch;
}
var watchDirectory = tscWatchDirectory === "RecursiveDirectoryUsingFsWatchFile" ?
createWatchDirectoryUsing(fsWatchFile) :
tscWatchDirectory === "RecursiveDirectoryUsingDynamicPriorityPolling" ?
createWatchDirectoryUsing(dynamicPollingWatchFile || createDynamicPriorityPollingWatchFile({ getModifiedTime: getModifiedTime, setTimeout: setTimeout })) :
watchDirectoryUsingFsWatch;
var watchDirectoryRecursively = createRecursiveDirectoryWatcher({
filePathComparer: ts.getStringComparer(!useCaseSensitiveFileNames),
directoryExists: directoryExists,
getAccessibleSortedChildDirectories: function (path) { return getAccessibleFileSystemEntries(path).directories; },
watchDirectory: watchDirectory,
realpath: realpath
});
return function (directoryName, callback, recursive) {
if (recursive) {
return watchDirectoryRecursively(directoryName, callback);
}
watchDirectory(directoryName, callback);
return undefined;
};
}
function createNonPollingWatchFile() {
var fileWatcherCallbacks = ts.createMultiMap();
var dirWatchers = ts.createMap();
var toCanonicalName = ts.createGetCanonicalFileName(useCaseSensitiveFileNames);
return nonPollingWatchFile;
function nonPollingWatchFile(fileName, callback) {
var filePath = toCanonicalName(fileName);
fileWatcherCallbacks.add(filePath, callback);
var dirPath = ts.getDirectoryPath(filePath) || ".";
var watcher = dirWatchers.get(dirPath) || createDirectoryWatcher(ts.getDirectoryPath(fileName) || ".", dirPath);
watcher.referenceCount++;
return {
close: function () {
if (watcher.referenceCount === 1) {
watcher.close();
dirWatchers.delete(dirPath);
}
else {
watcher.referenceCount--;
}
fileWatcherCallbacks.remove(filePath, callback);
}
};
}
function createDirectoryWatcher(dirName, dirPath) {
var watcher = fsWatchDirectory(dirName, function (_eventName, relativeFileName) {
var fileName = !ts.isString(relativeFileName)
? undefined
: ts.getNormalizedAbsolutePath(relativeFileName, dirName);
var callbacks = fileWatcherCallbacks.get(toCanonicalName(fileName));
if (callbacks) {
for (var _i = 0, callbacks_1 = callbacks; _i < callbacks_1.length; _i++) {
var fileCallback = callbacks_1[_i];
fileCallback(fileName, FileWatcherEventKind.Changed);
}
}
});
watcher.referenceCount = 0;
dirWatchers.set(dirPath, watcher);
return watcher;
}
}
function fsWatchFile(fileName, callback, pollingInterval) {
_fs.watchFile(fileName, { persistent: true, interval: pollingInterval || 250 }, fileChanged);
var eventKind;
return {
close: function () { return _fs.unwatchFile(fileName, fileChanged); }
};
function fileChanged(curr, prev) {
var isPreviouslyDeleted = +prev.mtime === 0 || eventKind === FileWatcherEventKind.Deleted;
if (+curr.mtime === 0) {
if (isPreviouslyDeleted) {
return;
}
eventKind = FileWatcherEventKind.Deleted;
}
else if (isPreviouslyDeleted) {
eventKind = FileWatcherEventKind.Created;
}
else if (+curr.mtime === +prev.mtime) {
return;
}
else {
eventKind = FileWatcherEventKind.Changed;
}
callback(fileName, eventKind);
}
}
function createFileWatcherCallback(callback) {
return function (_fileName, eventKind) { return callback(eventKind === FileWatcherEventKind.Changed ? "change" : "rename", ""); };
}
function createFsWatchCallbackForFileWatcherCallback(fileName, callback) {
return function (eventName) {
if (eventName === "rename") {
callback(fileName, fileExists(fileName) ? FileWatcherEventKind.Created : FileWatcherEventKind.Deleted);
}
else {
callback(fileName, FileWatcherEventKind.Changed);
}
};
}
function createFsWatchCallbackForDirectoryWatcherCallback(directoryName, callback) {
return function (eventName, relativeFileName) {
if (eventName === "rename") {
callback(!relativeFileName ? directoryName : ts.normalizePath(ts.combinePaths(directoryName, relativeFileName)));
}
};
}
function fsWatch(fileOrDirectory, entryKind, callback, recursive, fallbackPollingWatchFile, pollingInterval) {
var options;
var watcher = !fileSystemEntryExists(fileOrDirectory, entryKind) ?
watchMissingFileSystemEntry() :
watchPresentFileSystemEntry();
return {
close: function () {
watcher.close();
watcher = undefined;
}
};
function invokeCallbackAndUpdateWatcher(createWatcher) {
callback("rename", "");
if (watcher) {
watcher.close();
watcher = createWatcher();
}
}
function watchPresentFileSystemEntry() {
if (options === undefined) {
if (isNode4OrLater && (process.platform === "win32" || process.platform === "darwin")) {
options = { persistent: true, recursive: !!recursive };
}
else {
options = { persistent: true };
}
}
try {
var presentWatcher = _fs.watch(fileOrDirectory, options, callback);
presentWatcher.on("error", function () { return invokeCallbackAndUpdateWatcher(watchMissingFileSystemEntry); });
return presentWatcher;
}
catch (e) {
return watchPresentFileSystemEntryWithFsWatchFile();
}
}
function watchPresentFileSystemEntryWithFsWatchFile() {
return fallbackPollingWatchFile(fileOrDirectory, createFileWatcherCallback(callback), pollingInterval);
}
function watchMissingFileSystemEntry() {
return fallbackPollingWatchFile(fileOrDirectory, function (_fileName, eventKind) {
if (eventKind === FileWatcherEventKind.Created && fileSystemEntryExists(fileOrDirectory, entryKind)) {
invokeCallbackAndUpdateWatcher(watchPresentFileSystemEntry);
}
}, pollingInterval);
}
}
function watchFileUsingFsWatch(fileName, callback, pollingInterval) {
return fsWatch(fileName, 0, createFsWatchCallbackForFileWatcherCallback(fileName, callback), false, fsWatchFile, pollingInterval);
}
function createWatchFileUsingDynamicWatchFile(watchFile) {
return function (fileName, callback, pollingInterval) { return fsWatch(fileName, 0, createFsWatchCallbackForFileWatcherCallback(fileName, callback), false, watchFile, pollingInterval); };
}
function fsWatchDirectory(directoryName, callback, recursive) {
return fsWatch(directoryName, 1, callback, !!recursive, fsWatchFile);
}
function watchDirectoryUsingFsWatch(directoryName, callback, recursive) {
return fsWatchDirectory(directoryName, createFsWatchCallbackForDirectoryWatcherCallback(directoryName, callback), recursive);
}
function createWatchDirectoryUsing(fsWatchFile) {
return function (directoryName, callback) { return fsWatchFile(directoryName, function () { return callback(directoryName); }, PollingInterval.Medium); };
}
function readFile(fileName, _encoding) {
if (!fileExists(fileName)) {
return undefined;
}
var buffer = _fs.readFileSync(fileName);
var len = buffer.length;
if (len >= 2 && buffer[0] === 0xFE && buffer[1] === 0xFF) {
len &= ~1;
for (var i = 0; i < len; i += 2) {
var temp = buffer[i];
buffer[i] = buffer[i + 1];
buffer[i + 1] = temp;
}
return buffer.toString("utf16le", 2);
}
if (len >= 2 && buffer[0] === 0xFF && buffer[1] === 0xFE) {
return buffer.toString("utf16le", 2);
}
if (len >= 3 && buffer[0] === 0xEF && buffer[1] === 0xBB && buffer[2] === 0xBF) {
return buffer.toString("utf8", 3);
}
return buffer.toString("utf8");
}
function writeFile(fileName, data, writeByteOrderMark) {
if (writeByteOrderMark) {
data = byteOrderMarkIndicator + data;
}
var fd;
try {
fd = _fs.openSync(fileName, "w");
_fs.writeSync(fd, data, undefined, "utf8");
}
finally {
if (fd !== undefined) {
_fs.closeSync(fd);
}
}
}
function getAccessibleFileSystemEntries(path) {
try {
var entries = _fs.readdirSync(path || ".").sort();
var files = [];
var directories = [];
for (var _i = 0, entries_2 = entries; _i < entries_2.length; _i++) {
var entry = entries_2[_i];
if (entry === "." || entry === "..") {
continue;
}
var name = ts.combinePaths(path, entry);
var stat = void 0;
try {
stat = _fs.statSync(name);
}
catch (e) {
continue;
}
if (stat.isFile()) {
files.push(entry);
}
else if (stat.isDirectory()) {
directories.push(entry);
}
}
return { files: files, directories: directories };
}
catch (e) {
return ts.emptyFileSystemEntries;
}
}
function readDirectory(path, extensions, excludes, includes, depth) {
return ts.matchFiles(path, extensions, excludes, includes, useCaseSensitiveFileNames, process.cwd(), depth, getAccessibleFileSystemEntries);
}
function fileSystemEntryExists(path, entryKind) {
try {
var stat = _fs.statSync(path);
switch (entryKind) {
case 0: return stat.isFile();
case 1: return stat.isDirectory();
default: return false;
}
}
catch (e) {
return false;
}
}
function fileExists(path) {
return fileSystemEntryExists(path, 0);
}
function directoryExists(path) {
return fileSystemEntryExists(path, 1);
}
function getDirectories(path) {
return ts.filter(_fs.readdirSync(path), function (dir) { return fileSystemEntryExists(ts.combinePaths(path, dir), 1); });
}
function realpath(path) {
try {
return _fs.realpathSync(path);
}
catch (_a) {
return path;
}
}
function getModifiedTime(path) {
try {
return _fs.statSync(path).mtime;
}
catch (e) {
return undefined;
}
}
function setModifiedTime(path, time) {
try {
_fs.utimesSync(path, time, time);
}
catch (e) {
return;
}
}
function deleteFile(path) {
try {
return _fs.unlinkSync(path);
}
catch (e) {
return;
}
}
function generateDjb2Hash(data) {
var chars = data.split("").map(function (str) { return str.charCodeAt(0); });
return "" + chars.reduce(function (prev, curr) { return ((prev << 5) + prev) + curr; }, 5381);
}
function createMD5HashUsingNativeCrypto(data) {
var hash = _crypto.createHash("md5");
hash.update(data);
return hash.digest("hex");
}
function createSHA256Hash(data) {
var hash = _crypto.createHash("sha256");
hash.update(data);
return hash.digest("hex");
}
}
function getChakraSystem() {
var realpath = ChakraHost.realpath && (function (path) { return ChakraHost.realpath(path); });
return {
newLine: ChakraHost.newLine || "\r\n",
args: ChakraHost.args,
useCaseSensitiveFileNames: !!ChakraHost.useCaseSensitiveFileNames,
write: ChakraHost.echo,
readFile: function (path, _encoding) {
return ChakraHost.readFile(path);
},
writeFile: function (path, data, writeByteOrderMark) {
if (writeByteOrderMark) {
data = byteOrderMarkIndicator + data;
}
ChakraHost.writeFile(path, data);
},
resolvePath: ChakraHost.resolvePath,
fileExists: ChakraHost.fileExists,
deleteFile: ChakraHost.deleteFile,
getModifiedTime: ChakraHost.getModifiedTime,
setModifiedTime: ChakraHost.setModifiedTime,
directoryExists: ChakraHost.directoryExists,
createDirectory: ChakraHost.createDirectory,
getExecutingFilePath: function () { return ChakraHost.executingFile; },
getCurrentDirectory: function () { return ChakraHost.currentDirectory; },
getDirectories: ChakraHost.getDirectories,
getEnvironmentVariable: ChakraHost.getEnvironmentVariable || (function () { return ""; }),
readDirectory: function (path, extensions, excludes, includes, _depth) {
var pattern = ts.getFileMatcherPatterns(path, excludes, includes, !!ChakraHost.useCaseSensitiveFileNames, ChakraHost.currentDirectory);
return ChakraHost.readDirectory(path, extensions, pattern.basePaths, pattern.excludePattern, pattern.includeFilePattern, pattern.includeDirectoryPattern);
},
exit: ChakraHost.quit,
realpath: realpath
};
}
function recursiveCreateDirectory(directoryPath, sys) {
var basePath = ts.getDirectoryPath(directoryPath);
var shouldCreateParent = basePath !== "" && directoryPath !== basePath && !sys.directoryExists(basePath);
if (shouldCreateParent) {
recursiveCreateDirectory(basePath, sys);
}
if (shouldCreateParent || !sys.directoryExists(directoryPath)) {
sys.createDirectory(directoryPath);
}
}
var sys;
if (typeof ChakraHost !== "undefined") {
sys = getChakraSystem();
}
else if (typeof process !== "undefined" && process.nextTick && !process.browser && typeof require !== "undefined") {
sys = getNodeSystem();
}
if (sys) {
var originalWriteFile_1 = sys.writeFile;
sys.writeFile = function (path, data, writeBom) {
var directoryPath = ts.getDirectoryPath(ts.normalizeSlashes(path));
if (directoryPath && !sys.directoryExists(directoryPath)) {
recursiveCreateDirectory(directoryPath, sys);
}
originalWriteFile_1.call(sys, path, data, writeBom);
};
}
return sys;
})();
if (ts.sys && ts.sys.getEnvironmentVariable) {
setCustomPollingValues(ts.sys);
ts.Debug.currentAssertionLevel = /^development$/i.test(ts.sys.getEnvironmentVariable("NODE_ENV"))
? 1
: 0;
}
if (ts.sys && ts.sys.debugMode) {
ts.Debug.isDebugging = true;
}
})(ts || (ts = {}));
var ts;
(function (ts) {
function diag(code, category, key, message, reportsUnnecessary) {
return { code: code, category: category, key: key, message: message, reportsUnnecessary: reportsUnnecessary };
}
ts.Diagnostics = {
Unterminated_string_literal: diag(1002, ts.DiagnosticCategory.Error, "Unterminated_string_literal_1002", "Unterminated string literal."),
Identifier_expected: diag(1003, ts.DiagnosticCategory.Error, "Identifier_expected_1003", "Identifier expected."),
_0_expected: diag(1005, ts.DiagnosticCategory.Error, "_0_expected_1005", "'{0}' expected."),
A_file_cannot_have_a_reference_to_itself: diag(1006, ts.DiagnosticCategory.Error, "A_file_cannot_have_a_reference_to_itself_1006", "A file cannot have a reference to itself."),
Trailing_comma_not_allowed: diag(1009, ts.DiagnosticCategory.Error, "Trailing_comma_not_allowed_1009", "Trailing comma not allowed."),
Asterisk_Slash_expected: diag(1010, ts.DiagnosticCategory.Error, "Asterisk_Slash_expected_1010", "'*/' expected."),
An_element_access_expression_should_take_an_argument: diag(1011, ts.DiagnosticCategory.Error, "An_element_access_expression_should_take_an_argument_1011", "An element access expression should take an argument."),
Unexpected_token: diag(1012, ts.DiagnosticCategory.Error, "Unexpected_token_1012", "Unexpected token."),
A_rest_parameter_or_binding_pattern_may_not_have_a_trailing_comma: diag(1013, ts.DiagnosticCategory.Error, "A_rest_parameter_or_binding_pattern_may_not_have_a_trailing_comma_1013", "A rest parameter or binding pattern may not have a trailing comma."),
A_rest_parameter_must_be_last_in_a_parameter_list: diag(1014, ts.DiagnosticCategory.Error, "A_rest_parameter_must_be_last_in_a_parameter_list_1014", "A rest parameter must be last in a parameter list."),
Parameter_cannot_have_question_mark_and_initializer: diag(1015, ts.DiagnosticCategory.Error, "Parameter_cannot_have_question_mark_and_initializer_1015", "Parameter cannot have question mark and initializer."),
A_required_parameter_cannot_follow_an_optional_parameter: diag(1016, ts.DiagnosticCategory.Error, "A_required_parameter_cannot_follow_an_optional_parameter_1016", "A required parameter cannot follow an optional parameter."),
An_index_signature_cannot_have_a_rest_parameter: diag(1017, ts.DiagnosticCategory.Error, "An_index_signature_cannot_have_a_rest_parameter_1017", "An index signature cannot have a rest parameter."),
An_index_signature_parameter_cannot_have_an_accessibility_modifier: diag(1018, ts.DiagnosticCategory.Error, "An_index_signature_parameter_cannot_have_an_accessibility_modifier_1018", "An index signature parameter cannot have an accessibility modifier."),
An_index_signature_parameter_cannot_have_a_question_mark: diag(1019, ts.DiagnosticCategory.Error, "An_index_signature_parameter_cannot_have_a_question_mark_1019", "An index signature parameter cannot have a question mark."),
An_index_signature_parameter_cannot_have_an_initializer: diag(1020, ts.DiagnosticCategory.Error, "An_index_signature_parameter_cannot_have_an_initializer_1020", "An index signature parameter cannot have an initializer."),
An_index_signature_must_have_a_type_annotation: diag(1021, ts.DiagnosticCategory.Error, "An_index_signature_must_have_a_type_annotation_1021", "An index signature must have a type annotation."),
An_index_signature_parameter_must_have_a_type_annotation: diag(1022, ts.DiagnosticCategory.Error, "An_index_signature_parameter_must_have_a_type_annotation_1022", "An index signature parameter must have a type annotation."),
An_index_signature_parameter_type_must_be_string_or_number: diag(1023, ts.DiagnosticCategory.Error, "An_index_signature_parameter_type_must_be_string_or_number_1023", "An index signature parameter type must be 'string' or 'number'."),
readonly_modifier_can_only_appear_on_a_property_declaration_or_index_signature: diag(1024, ts.DiagnosticCategory.Error, "readonly_modifier_can_only_appear_on_a_property_declaration_or_index_signature_1024", "'readonly' modifier can only appear on a property declaration or index signature."),
Accessibility_modifier_already_seen: diag(1028, ts.DiagnosticCategory.Error, "Accessibility_modifier_already_seen_1028", "Accessibility modifier already seen."),
_0_modifier_must_precede_1_modifier: diag(1029, ts.DiagnosticCategory.Error, "_0_modifier_must_precede_1_modifier_1029", "'{0}' modifier must precede '{1}' modifier."),
_0_modifier_already_seen: diag(1030, ts.DiagnosticCategory.Error, "_0_modifier_already_seen_1030", "'{0}' modifier already seen."),
_0_modifier_cannot_appear_on_a_class_element: diag(1031, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_a_class_element_1031", "'{0}' modifier cannot appear on a class element."),
super_must_be_followed_by_an_argument_list_or_member_access: diag(1034, ts.DiagnosticCategory.Error, "super_must_be_followed_by_an_argument_list_or_member_access_1034", "'super' must be followed by an argument list or member access."),
Only_ambient_modules_can_use_quoted_names: diag(1035, ts.DiagnosticCategory.Error, "Only_ambient_modules_can_use_quoted_names_1035", "Only ambient modules can use quoted names."),
Statements_are_not_allowed_in_ambient_contexts: diag(1036, ts.DiagnosticCategory.Error, "Statements_are_not_allowed_in_ambient_contexts_1036", "Statements are not allowed in ambient contexts."),
A_declare_modifier_cannot_be_used_in_an_already_ambient_context: diag(1038, ts.DiagnosticCategory.Error, "A_declare_modifier_cannot_be_used_in_an_already_ambient_context_1038", "A 'declare' modifier cannot be used in an already ambient context."),
Initializers_are_not_allowed_in_ambient_contexts: diag(1039, ts.DiagnosticCategory.Error, "Initializers_are_not_allowed_in_ambient_contexts_1039", "Initializers are not allowed in ambient contexts."),
_0_modifier_cannot_be_used_in_an_ambient_context: diag(1040, ts.DiagnosticCategory.Error, "_0_modifier_cannot_be_used_in_an_ambient_context_1040", "'{0}' modifier cannot be used in an ambient context."),
_0_modifier_cannot_be_used_with_a_class_declaration: diag(1041, ts.DiagnosticCategory.Error, "_0_modifier_cannot_be_used_with_a_class_declaration_1041", "'{0}' modifier cannot be used with a class declaration."),
_0_modifier_cannot_be_used_here: diag(1042, ts.DiagnosticCategory.Error, "_0_modifier_cannot_be_used_here_1042", "'{0}' modifier cannot be used here."),
_0_modifier_cannot_appear_on_a_data_property: diag(1043, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_a_data_property_1043", "'{0}' modifier cannot appear on a data property."),
_0_modifier_cannot_appear_on_a_module_or_namespace_element: diag(1044, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_a_module_or_namespace_element_1044", "'{0}' modifier cannot appear on a module or namespace element."),
A_0_modifier_cannot_be_used_with_an_interface_declaration: diag(1045, ts.DiagnosticCategory.Error, "A_0_modifier_cannot_be_used_with_an_interface_declaration_1045", "A '{0}' modifier cannot be used with an interface declaration."),
A_declare_modifier_is_required_for_a_top_level_declaration_in_a_d_ts_file: diag(1046, ts.DiagnosticCategory.Error, "A_declare_modifier_is_required_for_a_top_level_declaration_in_a_d_ts_file_1046", "A 'declare' modifier is required for a top level declaration in a .d.ts file."),
A_rest_parameter_cannot_be_optional: diag(1047, ts.DiagnosticCategory.Error, "A_rest_parameter_cannot_be_optional_1047", "A rest parameter cannot be optional."),
A_rest_parameter_cannot_have_an_initializer: diag(1048, ts.DiagnosticCategory.Error, "A_rest_parameter_cannot_have_an_initializer_1048", "A rest parameter cannot have an initializer."),
A_set_accessor_must_have_exactly_one_parameter: diag(1049, ts.DiagnosticCategory.Error, "A_set_accessor_must_have_exactly_one_parameter_1049", "A 'set' accessor must have exactly one parameter."),
A_set_accessor_cannot_have_an_optional_parameter: diag(1051, ts.DiagnosticCategory.Error, "A_set_accessor_cannot_have_an_optional_parameter_1051", "A 'set' accessor cannot have an optional parameter."),
A_set_accessor_parameter_cannot_have_an_initializer: diag(1052, ts.DiagnosticCategory.Error, "A_set_accessor_parameter_cannot_have_an_initializer_1052", "A 'set' accessor parameter cannot have an initializer."),
A_set_accessor_cannot_have_rest_parameter: diag(1053, ts.DiagnosticCategory.Error, "A_set_accessor_cannot_have_rest_parameter_1053", "A 'set' accessor cannot have rest parameter."),
A_get_accessor_cannot_have_parameters: diag(1054, ts.DiagnosticCategory.Error, "A_get_accessor_cannot_have_parameters_1054", "A 'get' accessor cannot have parameters."),
Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value: diag(1055, ts.DiagnosticCategory.Error, "Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Prom_1055", "Type '{0}' is not a valid async function return type in ES5/ES3 because it does not refer to a Promise-compatible constructor value."),
Accessors_are_only_available_when_targeting_ECMAScript_5_and_higher: diag(1056, ts.DiagnosticCategory.Error, "Accessors_are_only_available_when_targeting_ECMAScript_5_and_higher_1056", "Accessors are only available when targeting ECMAScript 5 and higher."),
An_async_function_or_method_must_have_a_valid_awaitable_return_type: diag(1057, ts.DiagnosticCategory.Error, "An_async_function_or_method_must_have_a_valid_awaitable_return_type_1057", "An async function or method must have a valid awaitable return type."),
The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member: diag(1058, ts.DiagnosticCategory.Error, "The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_t_1058", "The return type of an async function must either be a valid promise or must not contain a callable 'then' member."),
A_promise_must_have_a_then_method: diag(1059, ts.DiagnosticCategory.Error, "A_promise_must_have_a_then_method_1059", "A promise must have a 'then' method."),
The_first_parameter_of_the_then_method_of_a_promise_must_be_a_callback: diag(1060, ts.DiagnosticCategory.Error, "The_first_parameter_of_the_then_method_of_a_promise_must_be_a_callback_1060", "The first parameter of the 'then' method of a promise must be a callback."),
Enum_member_must_have_initializer: diag(1061, ts.DiagnosticCategory.Error, "Enum_member_must_have_initializer_1061", "Enum member must have initializer."),
Type_is_referenced_directly_or_indirectly_in_the_fulfillment_callback_of_its_own_then_method: diag(1062, ts.DiagnosticCategory.Error, "Type_is_referenced_directly_or_indirectly_in_the_fulfillment_callback_of_its_own_then_method_1062", "Type is referenced directly or indirectly in the fulfillment callback of its own 'then' method."),
An_export_assignment_cannot_be_used_in_a_namespace: diag(1063, ts.DiagnosticCategory.Error, "An_export_assignment_cannot_be_used_in_a_namespace_1063", "An export assignment cannot be used in a namespace."),
The_return_type_of_an_async_function_or_method_must_be_the_global_Promise_T_type: diag(1064, ts.DiagnosticCategory.Error, "The_return_type_of_an_async_function_or_method_must_be_the_global_Promise_T_type_1064", "The return type of an async function or method must be the global Promise<T> type."),
In_ambient_enum_declarations_member_initializer_must_be_constant_expression: diag(1066, ts.DiagnosticCategory.Error, "In_ambient_enum_declarations_member_initializer_must_be_constant_expression_1066", "In ambient enum declarations member initializer must be constant expression."),
Unexpected_token_A_constructor_method_accessor_or_property_was_expected: diag(1068, ts.DiagnosticCategory.Error, "Unexpected_token_A_constructor_method_accessor_or_property_was_expected_1068", "Unexpected token. A constructor, method, accessor, or property was expected."),
Unexpected_token_A_type_parameter_name_was_expected_without_curly_braces: diag(1069, ts.DiagnosticCategory.Error, "Unexpected_token_A_type_parameter_name_was_expected_without_curly_braces_1069", "Unexpected token. A type parameter name was expected without curly braces."),
_0_modifier_cannot_appear_on_a_type_member: diag(1070, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_a_type_member_1070", "'{0}' modifier cannot appear on a type member."),
_0_modifier_cannot_appear_on_an_index_signature: diag(1071, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_an_index_signature_1071", "'{0}' modifier cannot appear on an index signature."),
A_0_modifier_cannot_be_used_with_an_import_declaration: diag(1079, ts.DiagnosticCategory.Error, "A_0_modifier_cannot_be_used_with_an_import_declaration_1079", "A '{0}' modifier cannot be used with an import declaration."),
Invalid_reference_directive_syntax: diag(1084, ts.DiagnosticCategory.Error, "Invalid_reference_directive_syntax_1084", "Invalid 'reference' directive syntax."),
Octal_literals_are_not_available_when_targeting_ECMAScript_5_and_higher_Use_the_syntax_0: diag(1085, ts.DiagnosticCategory.Error, "Octal_literals_are_not_available_when_targeting_ECMAScript_5_and_higher_Use_the_syntax_0_1085", "Octal literals are not available when targeting ECMAScript 5 and higher. Use the syntax '{0}'."),
An_accessor_cannot_be_declared_in_an_ambient_context: diag(1086, ts.DiagnosticCategory.Error, "An_accessor_cannot_be_declared_in_an_ambient_context_1086", "An accessor cannot be declared in an ambient context."),
_0_modifier_cannot_appear_on_a_constructor_declaration: diag(1089, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_a_constructor_declaration_1089", "'{0}' modifier cannot appear on a constructor declaration."),
_0_modifier_cannot_appear_on_a_parameter: diag(1090, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_a_parameter_1090", "'{0}' modifier cannot appear on a parameter."),
Only_a_single_variable_declaration_is_allowed_in_a_for_in_statement: diag(1091, ts.DiagnosticCategory.Error, "Only_a_single_variable_declaration_is_allowed_in_a_for_in_statement_1091", "Only a single variable declaration is allowed in a 'for...in' statement."),
Type_parameters_cannot_appear_on_a_constructor_declaration: diag(1092, ts.DiagnosticCategory.Error, "Type_parameters_cannot_appear_on_a_constructor_declaration_1092", "Type parameters cannot appear on a constructor declaration."),
Type_annotation_cannot_appear_on_a_constructor_declaration: diag(1093, ts.DiagnosticCategory.Error, "Type_annotation_cannot_appear_on_a_constructor_declaration_1093", "Type annotation cannot appear on a constructor declaration."),
An_accessor_cannot_have_type_parameters: diag(1094, ts.DiagnosticCategory.Error, "An_accessor_cannot_have_type_parameters_1094", "An accessor cannot have type parameters."),
A_set_accessor_cannot_have_a_return_type_annotation: diag(1095, ts.DiagnosticCategory.Error, "A_set_accessor_cannot_have_a_return_type_annotation_1095", "A 'set' accessor cannot have a return type annotation."),
An_index_signature_must_have_exactly_one_parameter: diag(1096, ts.DiagnosticCategory.Error, "An_index_signature_must_have_exactly_one_parameter_1096", "An index signature must have exactly one parameter."),
_0_list_cannot_be_empty: diag(1097, ts.DiagnosticCategory.Error, "_0_list_cannot_be_empty_1097", "'{0}' list cannot be empty."),
Type_parameter_list_cannot_be_empty: diag(1098, ts.DiagnosticCategory.Error, "Type_parameter_list_cannot_be_empty_1098", "Type parameter list cannot be empty."),
Type_argument_list_cannot_be_empty: diag(1099, ts.DiagnosticCategory.Error, "Type_argument_list_cannot_be_empty_1099", "Type argument list cannot be empty."),
Invalid_use_of_0_in_strict_mode: diag(1100, ts.DiagnosticCategory.Error, "Invalid_use_of_0_in_strict_mode_1100", "Invalid use of '{0}' in strict mode."),
with_statements_are_not_allowed_in_strict_mode: diag(1101, ts.DiagnosticCategory.Error, "with_statements_are_not_allowed_in_strict_mode_1101", "'with' statements are not allowed in strict mode."),
delete_cannot_be_called_on_an_identifier_in_strict_mode: diag(1102, ts.DiagnosticCategory.Error, "delete_cannot_be_called_on_an_identifier_in_strict_mode_1102", "'delete' cannot be called on an identifier in strict mode."),
A_for_await_of_statement_is_only_allowed_within_an_async_function_or_async_generator: diag(1103, ts.DiagnosticCategory.Error, "A_for_await_of_statement_is_only_allowed_within_an_async_function_or_async_generator_1103", "A 'for-await-of' statement is only allowed within an async function or async generator."),
A_continue_statement_can_only_be_used_within_an_enclosing_iteration_statement: diag(1104, ts.DiagnosticCategory.Error, "A_continue_statement_can_only_be_used_within_an_enclosing_iteration_statement_1104", "A 'continue' statement can only be used within an enclosing iteration statement."),
A_break_statement_can_only_be_used_within_an_enclosing_iteration_or_switch_statement: diag(1105, ts.DiagnosticCategory.Error, "A_break_statement_can_only_be_used_within_an_enclosing_iteration_or_switch_statement_1105", "A 'break' statement can only be used within an enclosing iteration or switch statement."),
Jump_target_cannot_cross_function_boundary: diag(1107, ts.DiagnosticCategory.Error, "Jump_target_cannot_cross_function_boundary_1107", "Jump target cannot cross function boundary."),
A_return_statement_can_only_be_used_within_a_function_body: diag(1108, ts.DiagnosticCategory.Error, "A_return_statement_can_only_be_used_within_a_function_body_1108", "A 'return' statement can only be used within a function body."),
Expression_expected: diag(1109, ts.DiagnosticCategory.Error, "Expression_expected_1109", "Expression expected."),
Type_expected: diag(1110, ts.DiagnosticCategory.Error, "Type_expected_1110", "Type expected."),
A_default_clause_cannot_appear_more_than_once_in_a_switch_statement: diag(1113, ts.DiagnosticCategory.Error, "A_default_clause_cannot_appear_more_than_once_in_a_switch_statement_1113", "A 'default' clause cannot appear more than once in a 'switch' statement."),
Duplicate_label_0: diag(1114, ts.DiagnosticCategory.Error, "Duplicate_label_0_1114", "Duplicate label '{0}'."),
A_continue_statement_can_only_jump_to_a_label_of_an_enclosing_iteration_statement: diag(1115, ts.DiagnosticCategory.Error, "A_continue_statement_can_only_jump_to_a_label_of_an_enclosing_iteration_statement_1115", "A 'continue' statement can only jump to a label of an enclosing iteration statement."),
A_break_statement_can_only_jump_to_a_label_of_an_enclosing_statement: diag(1116, ts.DiagnosticCategory.Error, "A_break_statement_can_only_jump_to_a_label_of_an_enclosing_statement_1116", "A 'break' statement can only jump to a label of an enclosing statement."),
An_object_literal_cannot_have_multiple_properties_with_the_same_name_in_strict_mode: diag(1117, ts.DiagnosticCategory.Error, "An_object_literal_cannot_have_multiple_properties_with_the_same_name_in_strict_mode_1117", "An object literal cannot have multiple properties with the same name in strict mode."),
An_object_literal_cannot_have_multiple_get_Slashset_accessors_with_the_same_name: diag(1118, ts.DiagnosticCategory.Error, "An_object_literal_cannot_have_multiple_get_Slashset_accessors_with_the_same_name_1118", "An object literal cannot have multiple get/set accessors with the same name."),
An_object_literal_cannot_have_property_and_accessor_with_the_same_name: diag(1119, ts.DiagnosticCategory.Error, "An_object_literal_cannot_have_property_and_accessor_with_the_same_name_1119", "An object literal cannot have property and accessor with the same name."),
An_export_assignment_cannot_have_modifiers: diag(1120, ts.DiagnosticCategory.Error, "An_export_assignment_cannot_have_modifiers_1120", "An export assignment cannot have modifiers."),
Octal_literals_are_not_allowed_in_strict_mode: diag(1121, ts.DiagnosticCategory.Error, "Octal_literals_are_not_allowed_in_strict_mode_1121", "Octal literals are not allowed in strict mode."),
Variable_declaration_list_cannot_be_empty: diag(1123, ts.DiagnosticCategory.Error, "Variable_declaration_list_cannot_be_empty_1123", "Variable declaration list cannot be empty."),
Digit_expected: diag(1124, ts.DiagnosticCategory.Error, "Digit_expected_1124", "Digit expected."),
Hexadecimal_digit_expected: diag(1125, ts.DiagnosticCategory.Error, "Hexadecimal_digit_expected_1125", "Hexadecimal digit expected."),
Unexpected_end_of_text: diag(1126, ts.DiagnosticCategory.Error, "Unexpected_end_of_text_1126", "Unexpected end of text."),
Invalid_character: diag(1127, ts.DiagnosticCategory.Error, "Invalid_character_1127", "Invalid character."),
Declaration_or_statement_expected: diag(1128, ts.DiagnosticCategory.Error, "Declaration_or_statement_expected_1128", "Declaration or statement expected."),
Statement_expected: diag(1129, ts.DiagnosticCategory.Error, "Statement_expected_1129", "Statement expected."),
case_or_default_expected: diag(1130, ts.DiagnosticCategory.Error, "case_or_default_expected_1130", "'case' or 'default' expected."),
Property_or_signature_expected: diag(1131, ts.DiagnosticCategory.Error, "Property_or_signature_expected_1131", "Property or signature expected."),
Enum_member_expected: diag(1132, ts.DiagnosticCategory.Error, "Enum_member_expected_1132", "Enum member expected."),
Variable_declaration_expected: diag(1134, ts.DiagnosticCategory.Error, "Variable_declaration_expected_1134", "Variable declaration expected."),
Argument_expression_expected: diag(1135, ts.DiagnosticCategory.Error, "Argument_expression_expected_1135", "Argument expression expected."),
Property_assignment_expected: diag(1136, ts.DiagnosticCategory.Error, "Property_assignment_expected_1136", "Property assignment expected."),
Expression_or_comma_expected: diag(1137, ts.DiagnosticCategory.Error, "Expression_or_comma_expected_1137", "Expression or comma expected."),
Parameter_declaration_expected: diag(1138, ts.DiagnosticCategory.Error, "Parameter_declaration_expected_1138", "Parameter declaration expected."),
Type_parameter_declaration_expected: diag(1139, ts.DiagnosticCategory.Error, "Type_parameter_declaration_expected_1139", "Type parameter declaration expected."),
Type_argument_expected: diag(1140, ts.DiagnosticCategory.Error, "Type_argument_expected_1140", "Type argument expected."),
String_literal_expected: diag(1141, ts.DiagnosticCategory.Error, "String_literal_expected_1141", "String literal expected."),
Line_break_not_permitted_here: diag(1142, ts.DiagnosticCategory.Error, "Line_break_not_permitted_here_1142", "Line break not permitted here."),
or_expected: diag(1144, ts.DiagnosticCategory.Error, "or_expected_1144", "'{' or ';' expected."),
Declaration_expected: diag(1146, ts.DiagnosticCategory.Error, "Declaration_expected_1146", "Declaration expected."),
Import_declarations_in_a_namespace_cannot_reference_a_module: diag(1147, ts.DiagnosticCategory.Error, "Import_declarations_in_a_namespace_cannot_reference_a_module_1147", "Import declarations in a namespace cannot reference a module."),
Cannot_use_imports_exports_or_module_augmentations_when_module_is_none: diag(1148, ts.DiagnosticCategory.Error, "Cannot_use_imports_exports_or_module_augmentations_when_module_is_none_1148", "Cannot use imports, exports, or module augmentations when '--module' is 'none'."),
File_name_0_differs_from_already_included_file_name_1_only_in_casing: diag(1149, ts.DiagnosticCategory.Error, "File_name_0_differs_from_already_included_file_name_1_only_in_casing_1149", "File name '{0}' differs from already included file name '{1}' only in casing."),
new_T_cannot_be_used_to_create_an_array_Use_new_Array_T_instead: diag(1150, ts.DiagnosticCategory.Error, "new_T_cannot_be_used_to_create_an_array_Use_new_Array_T_instead_1150", "'new T[]' cannot be used to create an array. Use 'new Array<T>()' instead."),
const_declarations_must_be_initialized: diag(1155, ts.DiagnosticCategory.Error, "const_declarations_must_be_initialized_1155", "'const' declarations must be initialized."),
const_declarations_can_only_be_declared_inside_a_block: diag(1156, ts.DiagnosticCategory.Error, "const_declarations_can_only_be_declared_inside_a_block_1156", "'const' declarations can only be declared inside a block."),
let_declarations_can_only_be_declared_inside_a_block: diag(1157, ts.DiagnosticCategory.Error, "let_declarations_can_only_be_declared_inside_a_block_1157", "'let' declarations can only be declared inside a block."),
Unterminated_template_literal: diag(1160, ts.DiagnosticCategory.Error, "Unterminated_template_literal_1160", "Unterminated template literal."),
Unterminated_regular_expression_literal: diag(1161, ts.DiagnosticCategory.Error, "Unterminated_regular_expression_literal_1161", "Unterminated regular expression literal."),
An_object_member_cannot_be_declared_optional: diag(1162, ts.DiagnosticCategory.Error, "An_object_member_cannot_be_declared_optional_1162", "An object member cannot be declared optional."),
A_yield_expression_is_only_allowed_in_a_generator_body: diag(1163, ts.DiagnosticCategory.Error, "A_yield_expression_is_only_allowed_in_a_generator_body_1163", "A 'yield' expression is only allowed in a generator body."),
Computed_property_names_are_not_allowed_in_enums: diag(1164, ts.DiagnosticCategory.Error, "Computed_property_names_are_not_allowed_in_enums_1164", "Computed property names are not allowed in enums."),
A_computed_property_name_in_an_ambient_context_must_refer_to_an_expression_whose_type_is_a_literal_type_or_a_unique_symbol_type: diag(1165, ts.DiagnosticCategory.Error, "A_computed_property_name_in_an_ambient_context_must_refer_to_an_expression_whose_type_is_a_literal_t_1165", "A computed property name in an ambient context must refer to an expression whose type is a literal type or a 'unique symbol' type."),
A_computed_property_name_in_a_class_property_declaration_must_refer_to_an_expression_whose_type_is_a_literal_type_or_a_unique_symbol_type: diag(1166, ts.DiagnosticCategory.Error, "A_computed_property_name_in_a_class_property_declaration_must_refer_to_an_expression_whose_type_is_a_1166", "A computed property name in a class property declaration must refer to an expression whose type is a literal type or a 'unique symbol' type."),
A_computed_property_name_in_a_method_overload_must_refer_to_an_expression_whose_type_is_a_literal_type_or_a_unique_symbol_type: diag(1168, ts.DiagnosticCategory.Error, "A_computed_property_name_in_a_method_overload_must_refer_to_an_expression_whose_type_is_a_literal_ty_1168", "A computed property name in a method overload must refer to an expression whose type is a literal type or a 'unique symbol' type."),
A_computed_property_name_in_an_interface_must_refer_to_an_expression_whose_type_is_a_literal_type_or_a_unique_symbol_type: diag(1169, ts.DiagnosticCategory.Error, "A_computed_property_name_in_an_interface_must_refer_to_an_expression_whose_type_is_a_literal_type_or_1169", "A computed property name in an interface must refer to an expression whose type is a literal type or a 'unique symbol' type."),
A_computed_property_name_in_a_type_literal_must_refer_to_an_expression_whose_type_is_a_literal_type_or_a_unique_symbol_type: diag(1170, ts.DiagnosticCategory.Error, "A_computed_property_name_in_a_type_literal_must_refer_to_an_expression_whose_type_is_a_literal_type__1170", "A computed property name in a type literal must refer to an expression whose type is a literal type or a 'unique symbol' type."),
A_comma_expression_is_not_allowed_in_a_computed_property_name: diag(1171, ts.DiagnosticCategory.Error, "A_comma_expression_is_not_allowed_in_a_computed_property_name_1171", "A comma expression is not allowed in a computed property name."),
extends_clause_already_seen: diag(1172, ts.DiagnosticCategory.Error, "extends_clause_already_seen_1172", "'extends' clause already seen."),
extends_clause_must_precede_implements_clause: diag(1173, ts.DiagnosticCategory.Error, "extends_clause_must_precede_implements_clause_1173", "'extends' clause must precede 'implements' clause."),
Classes_can_only_extend_a_single_class: diag(1174, ts.DiagnosticCategory.Error, "Classes_can_only_extend_a_single_class_1174", "Classes can only extend a single class."),
implements_clause_already_seen: diag(1175, ts.DiagnosticCategory.Error, "implements_clause_already_seen_1175", "'implements' clause already seen."),
Interface_declaration_cannot_have_implements_clause: diag(1176, ts.DiagnosticCategory.Error, "Interface_declaration_cannot_have_implements_clause_1176", "Interface declaration cannot have 'implements' clause."),
Binary_digit_expected: diag(1177, ts.DiagnosticCategory.Error, "Binary_digit_expected_1177", "Binary digit expected."),
Octal_digit_expected: diag(1178, ts.DiagnosticCategory.Error, "Octal_digit_expected_1178", "Octal digit expected."),
Unexpected_token_expected: diag(1179, ts.DiagnosticCategory.Error, "Unexpected_token_expected_1179", "Unexpected token. '{' expected."),
Property_destructuring_pattern_expected: diag(1180, ts.DiagnosticCategory.Error, "Property_destructuring_pattern_expected_1180", "Property destructuring pattern expected."),
Array_element_destructuring_pattern_expected: diag(1181, ts.DiagnosticCategory.Error, "Array_element_destructuring_pattern_expected_1181", "Array element destructuring pattern expected."),
A_destructuring_declaration_must_have_an_initializer: diag(1182, ts.DiagnosticCategory.Error, "A_destructuring_declaration_must_have_an_initializer_1182", "A destructuring declaration must have an initializer."),
An_implementation_cannot_be_declared_in_ambient_contexts: diag(1183, ts.DiagnosticCategory.Error, "An_implementation_cannot_be_declared_in_ambient_contexts_1183", "An implementation cannot be declared in ambient contexts."),
Modifiers_cannot_appear_here: diag(1184, ts.DiagnosticCategory.Error, "Modifiers_cannot_appear_here_1184", "Modifiers cannot appear here."),
Merge_conflict_marker_encountered: diag(1185, ts.DiagnosticCategory.Error, "Merge_conflict_marker_encountered_1185", "Merge conflict marker encountered."),
A_rest_element_cannot_have_an_initializer: diag(1186, ts.DiagnosticCategory.Error, "A_rest_element_cannot_have_an_initializer_1186", "A rest element cannot have an initializer."),
A_parameter_property_may_not_be_declared_using_a_binding_pattern: diag(1187, ts.DiagnosticCategory.Error, "A_parameter_property_may_not_be_declared_using_a_binding_pattern_1187", "A parameter property may not be declared using a binding pattern."),
Only_a_single_variable_declaration_is_allowed_in_a_for_of_statement: diag(1188, ts.DiagnosticCategory.Error, "Only_a_single_variable_declaration_is_allowed_in_a_for_of_statement_1188", "Only a single variable declaration is allowed in a 'for...of' statement."),
The_variable_declaration_of_a_for_in_statement_cannot_have_an_initializer: diag(1189, ts.DiagnosticCategory.Error, "The_variable_declaration_of_a_for_in_statement_cannot_have_an_initializer_1189", "The variable declaration of a 'for...in' statement cannot have an initializer."),
The_variable_declaration_of_a_for_of_statement_cannot_have_an_initializer: diag(1190, ts.DiagnosticCategory.Error, "The_variable_declaration_of_a_for_of_statement_cannot_have_an_initializer_1190", "The variable declaration of a 'for...of' statement cannot have an initializer."),
An_import_declaration_cannot_have_modifiers: diag(1191, ts.DiagnosticCategory.Error, "An_import_declaration_cannot_have_modifiers_1191", "An import declaration cannot have modifiers."),
Module_0_has_no_default_export: diag(1192, ts.DiagnosticCategory.Error, "Module_0_has_no_default_export_1192", "Module '{0}' has no default export."),
An_export_declaration_cannot_have_modifiers: diag(1193, ts.DiagnosticCategory.Error, "An_export_declaration_cannot_have_modifiers_1193", "An export declaration cannot have modifiers."),
Export_declarations_are_not_permitted_in_a_namespace: diag(1194, ts.DiagnosticCategory.Error, "Export_declarations_are_not_permitted_in_a_namespace_1194", "Export declarations are not permitted in a namespace."),
Catch_clause_variable_cannot_have_a_type_annotation: diag(1196, ts.DiagnosticCategory.Error, "Catch_clause_variable_cannot_have_a_type_annotation_1196", "Catch clause variable cannot have a type annotation."),
Catch_clause_variable_cannot_have_an_initializer: diag(1197, ts.DiagnosticCategory.Error, "Catch_clause_variable_cannot_have_an_initializer_1197", "Catch clause variable cannot have an initializer."),
An_extended_Unicode_escape_value_must_be_between_0x0_and_0x10FFFF_inclusive: diag(1198, ts.DiagnosticCategory.Error, "An_extended_Unicode_escape_value_must_be_between_0x0_and_0x10FFFF_inclusive_1198", "An extended Unicode escape value must be between 0x0 and 0x10FFFF inclusive."),
Unterminated_Unicode_escape_sequence: diag(1199, ts.DiagnosticCategory.Error, "Unterminated_Unicode_escape_sequence_1199", "Unterminated Unicode escape sequence."),
Line_terminator_not_permitted_before_arrow: diag(1200, ts.DiagnosticCategory.Error, "Line_terminator_not_permitted_before_arrow_1200", "Line terminator not permitted before arrow."),
Import_assignment_cannot_be_used_when_targeting_ECMAScript_modules_Consider_using_import_Asterisk_as_ns_from_mod_import_a_from_mod_import_d_from_mod_or_another_module_format_instead: diag(1202, ts.DiagnosticCategory.Error, "Import_assignment_cannot_be_used_when_targeting_ECMAScript_modules_Consider_using_import_Asterisk_as_1202", "Import assignment cannot be used when targeting ECMAScript modules. Consider using 'import * as ns from \"mod\"', 'import {a} from \"mod\"', 'import d from \"mod\"', or another module format instead."),
Export_assignment_cannot_be_used_when_targeting_ECMAScript_modules_Consider_using_export_default_or_another_module_format_instead: diag(1203, ts.DiagnosticCategory.Error, "Export_assignment_cannot_be_used_when_targeting_ECMAScript_modules_Consider_using_export_default_or__1203", "Export assignment cannot be used when targeting ECMAScript modules. Consider using 'export default' or another module format instead."),
Cannot_re_export_a_type_when_the_isolatedModules_flag_is_provided: diag(1205, ts.DiagnosticCategory.Error, "Cannot_re_export_a_type_when_the_isolatedModules_flag_is_provided_1205", "Cannot re-export a type when the '--isolatedModules' flag is provided."),
Decorators_are_not_valid_here: diag(1206, ts.DiagnosticCategory.Error, "Decorators_are_not_valid_here_1206", "Decorators are not valid here."),
Decorators_cannot_be_applied_to_multiple_get_Slashset_accessors_of_the_same_name: diag(1207, ts.DiagnosticCategory.Error, "Decorators_cannot_be_applied_to_multiple_get_Slashset_accessors_of_the_same_name_1207", "Decorators cannot be applied to multiple get/set accessors of the same name."),
Cannot_compile_namespaces_when_the_isolatedModules_flag_is_provided: diag(1208, ts.DiagnosticCategory.Error, "Cannot_compile_namespaces_when_the_isolatedModules_flag_is_provided_1208", "Cannot compile namespaces when the '--isolatedModules' flag is provided."),
Ambient_const_enums_are_not_allowed_when_the_isolatedModules_flag_is_provided: diag(1209, ts.DiagnosticCategory.Error, "Ambient_const_enums_are_not_allowed_when_the_isolatedModules_flag_is_provided_1209", "Ambient const enums are not allowed when the '--isolatedModules' flag is provided."),
Invalid_use_of_0_Class_definitions_are_automatically_in_strict_mode: diag(1210, ts.DiagnosticCategory.Error, "Invalid_use_of_0_Class_definitions_are_automatically_in_strict_mode_1210", "Invalid use of '{0}'. Class definitions are automatically in strict mode."),
A_class_declaration_without_the_default_modifier_must_have_a_name: diag(1211, ts.DiagnosticCategory.Error, "A_class_declaration_without_the_default_modifier_must_have_a_name_1211", "A class declaration without the 'default' modifier must have a name."),
Identifier_expected_0_is_a_reserved_word_in_strict_mode: diag(1212, ts.DiagnosticCategory.Error, "Identifier_expected_0_is_a_reserved_word_in_strict_mode_1212", "Identifier expected. '{0}' is a reserved word in strict mode."),
Identifier_expected_0_is_a_reserved_word_in_strict_mode_Class_definitions_are_automatically_in_strict_mode: diag(1213, ts.DiagnosticCategory.Error, "Identifier_expected_0_is_a_reserved_word_in_strict_mode_Class_definitions_are_automatically_in_stric_1213", "Identifier expected. '{0}' is a reserved word in strict mode. Class definitions are automatically in strict mode."),
Identifier_expected_0_is_a_reserved_word_in_strict_mode_Modules_are_automatically_in_strict_mode: diag(1214, ts.DiagnosticCategory.Error, "Identifier_expected_0_is_a_reserved_word_in_strict_mode_Modules_are_automatically_in_strict_mode_1214", "Identifier expected. '{0}' is a reserved word in strict mode. Modules are automatically in strict mode."),
Invalid_use_of_0_Modules_are_automatically_in_strict_mode: diag(1215, ts.DiagnosticCategory.Error, "Invalid_use_of_0_Modules_are_automatically_in_strict_mode_1215", "Invalid use of '{0}'. Modules are automatically in strict mode."),
Identifier_expected_esModule_is_reserved_as_an_exported_marker_when_transforming_ECMAScript_modules: diag(1216, ts.DiagnosticCategory.Error, "Identifier_expected_esModule_is_reserved_as_an_exported_marker_when_transforming_ECMAScript_modules_1216", "Identifier expected. '__esModule' is reserved as an exported marker when transforming ECMAScript modules."),
Export_assignment_is_not_supported_when_module_flag_is_system: diag(1218, ts.DiagnosticCategory.Error, "Export_assignment_is_not_supported_when_module_flag_is_system_1218", "Export assignment is not supported when '--module' flag is 'system'."),
Experimental_support_for_decorators_is_a_feature_that_is_subject_to_change_in_a_future_release_Set_the_experimentalDecorators_option_to_remove_this_warning: diag(1219, ts.DiagnosticCategory.Error, "Experimental_support_for_decorators_is_a_feature_that_is_subject_to_change_in_a_future_release_Set_t_1219", "Experimental support for decorators is a feature that is subject to change in a future release. Set the 'experimentalDecorators' option to remove this warning."),
Generators_are_only_available_when_targeting_ECMAScript_2015_or_higher: diag(1220, ts.DiagnosticCategory.Error, "Generators_are_only_available_when_targeting_ECMAScript_2015_or_higher_1220", "Generators are only available when targeting ECMAScript 2015 or higher."),
Generators_are_not_allowed_in_an_ambient_context: diag(1221, ts.DiagnosticCategory.Error, "Generators_are_not_allowed_in_an_ambient_context_1221", "Generators are not allowed in an ambient context."),
An_overload_signature_cannot_be_declared_as_a_generator: diag(1222, ts.DiagnosticCategory.Error, "An_overload_signature_cannot_be_declared_as_a_generator_1222", "An overload signature cannot be declared as a generator."),
_0_tag_already_specified: diag(1223, ts.DiagnosticCategory.Error, "_0_tag_already_specified_1223", "'{0}' tag already specified."),
Signature_0_must_be_a_type_predicate: diag(1224, ts.DiagnosticCategory.Error, "Signature_0_must_be_a_type_predicate_1224", "Signature '{0}' must be a type predicate."),
Cannot_find_parameter_0: diag(1225, ts.DiagnosticCategory.Error, "Cannot_find_parameter_0_1225", "Cannot find parameter '{0}'."),
Type_predicate_0_is_not_assignable_to_1: diag(1226, ts.DiagnosticCategory.Error, "Type_predicate_0_is_not_assignable_to_1_1226", "Type predicate '{0}' is not assignable to '{1}'."),
Parameter_0_is_not_in_the_same_position_as_parameter_1: diag(1227, ts.DiagnosticCategory.Error, "Parameter_0_is_not_in_the_same_position_as_parameter_1_1227", "Parameter '{0}' is not in the same position as parameter '{1}'."),
A_type_predicate_is_only_allowed_in_return_type_position_for_functions_and_methods: diag(1228, ts.DiagnosticCategory.Error, "A_type_predicate_is_only_allowed_in_return_type_position_for_functions_and_methods_1228", "A type predicate is only allowed in return type position for functions and methods."),
A_type_predicate_cannot_reference_a_rest_parameter: diag(1229, ts.DiagnosticCategory.Error, "A_type_predicate_cannot_reference_a_rest_parameter_1229", "A type predicate cannot reference a rest parameter."),
A_type_predicate_cannot_reference_element_0_in_a_binding_pattern: diag(1230, ts.DiagnosticCategory.Error, "A_type_predicate_cannot_reference_element_0_in_a_binding_pattern_1230", "A type predicate cannot reference element '{0}' in a binding pattern."),
An_export_assignment_can_only_be_used_in_a_module: diag(1231, ts.DiagnosticCategory.Error, "An_export_assignment_can_only_be_used_in_a_module_1231", "An export assignment can only be used in a module."),
An_import_declaration_can_only_be_used_in_a_namespace_or_module: diag(1232, ts.DiagnosticCategory.Error, "An_import_declaration_can_only_be_used_in_a_namespace_or_module_1232", "An import declaration can only be used in a namespace or module."),
An_export_declaration_can_only_be_used_in_a_module: diag(1233, ts.DiagnosticCategory.Error, "An_export_declaration_can_only_be_used_in_a_module_1233", "An export declaration can only be used in a module."),
An_ambient_module_declaration_is_only_allowed_at_the_top_level_in_a_file: diag(1234, ts.DiagnosticCategory.Error, "An_ambient_module_declaration_is_only_allowed_at_the_top_level_in_a_file_1234", "An ambient module declaration is only allowed at the top level in a file."),
A_namespace_declaration_is_only_allowed_in_a_namespace_or_module: diag(1235, ts.DiagnosticCategory.Error, "A_namespace_declaration_is_only_allowed_in_a_namespace_or_module_1235", "A namespace declaration is only allowed in a namespace or module."),
The_return_type_of_a_property_decorator_function_must_be_either_void_or_any: diag(1236, ts.DiagnosticCategory.Error, "The_return_type_of_a_property_decorator_function_must_be_either_void_or_any_1236", "The return type of a property decorator function must be either 'void' or 'any'."),
The_return_type_of_a_parameter_decorator_function_must_be_either_void_or_any: diag(1237, ts.DiagnosticCategory.Error, "The_return_type_of_a_parameter_decorator_function_must_be_either_void_or_any_1237", "The return type of a parameter decorator function must be either 'void' or 'any'."),
Unable_to_resolve_signature_of_class_decorator_when_called_as_an_expression: diag(1238, ts.DiagnosticCategory.Error, "Unable_to_resolve_signature_of_class_decorator_when_called_as_an_expression_1238", "Unable to resolve signature of class decorator when called as an expression."),
Unable_to_resolve_signature_of_parameter_decorator_when_called_as_an_expression: diag(1239, ts.DiagnosticCategory.Error, "Unable_to_resolve_signature_of_parameter_decorator_when_called_as_an_expression_1239", "Unable to resolve signature of parameter decorator when called as an expression."),
Unable_to_resolve_signature_of_property_decorator_when_called_as_an_expression: diag(1240, ts.DiagnosticCategory.Error, "Unable_to_resolve_signature_of_property_decorator_when_called_as_an_expression_1240", "Unable to resolve signature of property decorator when called as an expression."),
Unable_to_resolve_signature_of_method_decorator_when_called_as_an_expression: diag(1241, ts.DiagnosticCategory.Error, "Unable_to_resolve_signature_of_method_decorator_when_called_as_an_expression_1241", "Unable to resolve signature of method decorator when called as an expression."),
abstract_modifier_can_only_appear_on_a_class_method_or_property_declaration: diag(1242, ts.DiagnosticCategory.Error, "abstract_modifier_can_only_appear_on_a_class_method_or_property_declaration_1242", "'abstract' modifier can only appear on a class, method, or property declaration."),
_0_modifier_cannot_be_used_with_1_modifier: diag(1243, ts.DiagnosticCategory.Error, "_0_modifier_cannot_be_used_with_1_modifier_1243", "'{0}' modifier cannot be used with '{1}' modifier."),
Abstract_methods_can_only_appear_within_an_abstract_class: diag(1244, ts.DiagnosticCategory.Error, "Abstract_methods_can_only_appear_within_an_abstract_class_1244", "Abstract methods can only appear within an abstract class."),
Method_0_cannot_have_an_implementation_because_it_is_marked_abstract: diag(1245, ts.DiagnosticCategory.Error, "Method_0_cannot_have_an_implementation_because_it_is_marked_abstract_1245", "Method '{0}' cannot have an implementation because it is marked abstract."),
An_interface_property_cannot_have_an_initializer: diag(1246, ts.DiagnosticCategory.Error, "An_interface_property_cannot_have_an_initializer_1246", "An interface property cannot have an initializer."),
A_type_literal_property_cannot_have_an_initializer: diag(1247, ts.DiagnosticCategory.Error, "A_type_literal_property_cannot_have_an_initializer_1247", "A type literal property cannot have an initializer."),
A_class_member_cannot_have_the_0_keyword: diag(1248, ts.DiagnosticCategory.Error, "A_class_member_cannot_have_the_0_keyword_1248", "A class member cannot have the '{0}' keyword."),
A_decorator_can_only_decorate_a_method_implementation_not_an_overload: diag(1249, ts.DiagnosticCategory.Error, "A_decorator_can_only_decorate_a_method_implementation_not_an_overload_1249", "A decorator can only decorate a method implementation, not an overload."),
Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5: diag(1250, ts.DiagnosticCategory.Error, "Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_1250", "Function declarations are not allowed inside blocks in strict mode when targeting 'ES3' or 'ES5'."),
Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Class_definitions_are_automatically_in_strict_mode: diag(1251, ts.DiagnosticCategory.Error, "Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Class_d_1251", "Function declarations are not allowed inside blocks in strict mode when targeting 'ES3' or 'ES5'. Class definitions are automatically in strict mode."),
Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Modules_are_automatically_in_strict_mode: diag(1252, ts.DiagnosticCategory.Error, "Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Modules_1252", "Function declarations are not allowed inside blocks in strict mode when targeting 'ES3' or 'ES5'. Modules are automatically in strict mode."),
_0_tag_cannot_be_used_independently_as_a_top_level_JSDoc_tag: diag(1253, ts.DiagnosticCategory.Error, "_0_tag_cannot_be_used_independently_as_a_top_level_JSDoc_tag_1253", "'{0}' tag cannot be used independently as a top level JSDoc tag."),
A_const_initializer_in_an_ambient_context_must_be_a_string_or_numeric_literal: diag(1254, ts.DiagnosticCategory.Error, "A_const_initializer_in_an_ambient_context_must_be_a_string_or_numeric_literal_1254", "A 'const' initializer in an ambient context must be a string or numeric literal."),
A_definite_assignment_assertion_is_not_permitted_in_this_context: diag(1255, ts.DiagnosticCategory.Error, "A_definite_assignment_assertion_is_not_permitted_in_this_context_1255", "A definite assignment assertion '!' is not permitted in this context."),
A_rest_element_must_be_last_in_a_tuple_type: diag(1256, ts.DiagnosticCategory.Error, "A_rest_element_must_be_last_in_a_tuple_type_1256", "A rest element must be last in a tuple type."),
A_required_element_cannot_follow_an_optional_element: diag(1257, ts.DiagnosticCategory.Error, "A_required_element_cannot_follow_an_optional_element_1257", "A required element cannot follow an optional element."),
with_statements_are_not_allowed_in_an_async_function_block: diag(1300, ts.DiagnosticCategory.Error, "with_statements_are_not_allowed_in_an_async_function_block_1300", "'with' statements are not allowed in an async function block."),
await_expression_is_only_allowed_within_an_async_function: diag(1308, ts.DiagnosticCategory.Error, "await_expression_is_only_allowed_within_an_async_function_1308", "'await' expression is only allowed within an async function."),
can_only_be_used_in_an_object_literal_property_inside_a_destructuring_assignment: diag(1312, ts.DiagnosticCategory.Error, "can_only_be_used_in_an_object_literal_property_inside_a_destructuring_assignment_1312", "'=' can only be used in an object literal property inside a destructuring assignment."),
The_body_of_an_if_statement_cannot_be_the_empty_statement: diag(1313, ts.DiagnosticCategory.Error, "The_body_of_an_if_statement_cannot_be_the_empty_statement_1313", "The body of an 'if' statement cannot be the empty statement."),
Global_module_exports_may_only_appear_in_module_files: diag(1314, ts.DiagnosticCategory.Error, "Global_module_exports_may_only_appear_in_module_files_1314", "Global module exports may only appear in module files."),
Global_module_exports_may_only_appear_in_declaration_files: diag(1315, ts.DiagnosticCategory.Error, "Global_module_exports_may_only_appear_in_declaration_files_1315", "Global module exports may only appear in declaration files."),
Global_module_exports_may_only_appear_at_top_level: diag(1316, ts.DiagnosticCategory.Error, "Global_module_exports_may_only_appear_at_top_level_1316", "Global module exports may only appear at top level."),
A_parameter_property_cannot_be_declared_using_a_rest_parameter: diag(1317, ts.DiagnosticCategory.Error, "A_parameter_property_cannot_be_declared_using_a_rest_parameter_1317", "A parameter property cannot be declared using a rest parameter."),
An_abstract_accessor_cannot_have_an_implementation: diag(1318, ts.DiagnosticCategory.Error, "An_abstract_accessor_cannot_have_an_implementation_1318", "An abstract accessor cannot have an implementation."),
A_default_export_can_only_be_used_in_an_ECMAScript_style_module: diag(1319, ts.DiagnosticCategory.Error, "A_default_export_can_only_be_used_in_an_ECMAScript_style_module_1319", "A default export can only be used in an ECMAScript-style module."),
Type_of_await_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member: diag(1320, ts.DiagnosticCategory.Error, "Type_of_await_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member_1320", "Type of 'await' operand must either be a valid promise or must not contain a callable 'then' member."),
Type_of_yield_operand_in_an_async_generator_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member: diag(1321, ts.DiagnosticCategory.Error, "Type_of_yield_operand_in_an_async_generator_must_either_be_a_valid_promise_or_must_not_contain_a_cal_1321", "Type of 'yield' operand in an async generator must either be a valid promise or must not contain a callable 'then' member."),
Type_of_iterated_elements_of_a_yield_Asterisk_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member: diag(1322, ts.DiagnosticCategory.Error, "Type_of_iterated_elements_of_a_yield_Asterisk_operand_must_either_be_a_valid_promise_or_must_not_con_1322", "Type of iterated elements of a 'yield*' operand must either be a valid promise or must not contain a callable 'then' member."),
Dynamic_import_is_only_supported_when_module_flag_is_commonjs_or_esNext: diag(1323, ts.DiagnosticCategory.Error, "Dynamic_import_is_only_supported_when_module_flag_is_commonjs_or_esNext_1323", "Dynamic import is only supported when '--module' flag is 'commonjs' or 'esNext'."),
Dynamic_import_must_have_one_specifier_as_an_argument: diag(1324, ts.DiagnosticCategory.Error, "Dynamic_import_must_have_one_specifier_as_an_argument_1324", "Dynamic import must have one specifier as an argument."),
Specifier_of_dynamic_import_cannot_be_spread_element: diag(1325, ts.DiagnosticCategory.Error, "Specifier_of_dynamic_import_cannot_be_spread_element_1325", "Specifier of dynamic import cannot be spread element."),
Dynamic_import_cannot_have_type_arguments: diag(1326, ts.DiagnosticCategory.Error, "Dynamic_import_cannot_have_type_arguments_1326", "Dynamic import cannot have type arguments"),
String_literal_with_double_quotes_expected: diag(1327, ts.DiagnosticCategory.Error, "String_literal_with_double_quotes_expected_1327", "String literal with double quotes expected."),
Property_value_can_only_be_string_literal_numeric_literal_true_false_null_object_literal_or_array_literal: diag(1328, ts.DiagnosticCategory.Error, "Property_value_can_only_be_string_literal_numeric_literal_true_false_null_object_literal_or_array_li_1328", "Property value can only be string literal, numeric literal, 'true', 'false', 'null', object literal or array literal."),
_0_accepts_too_few_arguments_to_be_used_as_a_decorator_here_Did_you_mean_to_call_it_first_and_write_0: diag(1329, ts.DiagnosticCategory.Error, "_0_accepts_too_few_arguments_to_be_used_as_a_decorator_here_Did_you_mean_to_call_it_first_and_write__1329", "'{0}' accepts too few arguments to be used as a decorator here. Did you mean to call it first and write '@{0}()'?"),
A_property_of_an_interface_or_type_literal_whose_type_is_a_unique_symbol_type_must_be_readonly: diag(1330, ts.DiagnosticCategory.Error, "A_property_of_an_interface_or_type_literal_whose_type_is_a_unique_symbol_type_must_be_readonly_1330", "A property of an interface or type literal whose type is a 'unique symbol' type must be 'readonly'."),
A_property_of_a_class_whose_type_is_a_unique_symbol_type_must_be_both_static_and_readonly: diag(1331, ts.DiagnosticCategory.Error, "A_property_of_a_class_whose_type_is_a_unique_symbol_type_must_be_both_static_and_readonly_1331", "A property of a class whose type is a 'unique symbol' type must be both 'static' and 'readonly'."),
A_variable_whose_type_is_a_unique_symbol_type_must_be_const: diag(1332, ts.DiagnosticCategory.Error, "A_variable_whose_type_is_a_unique_symbol_type_must_be_const_1332", "A variable whose type is a 'unique symbol' type must be 'const'."),
unique_symbol_types_may_not_be_used_on_a_variable_declaration_with_a_binding_name: diag(1333, ts.DiagnosticCategory.Error, "unique_symbol_types_may_not_be_used_on_a_variable_declaration_with_a_binding_name_1333", "'unique symbol' types may not be used on a variable declaration with a binding name."),
unique_symbol_types_are_only_allowed_on_variables_in_a_variable_statement: diag(1334, ts.DiagnosticCategory.Error, "unique_symbol_types_are_only_allowed_on_variables_in_a_variable_statement_1334", "'unique symbol' types are only allowed on variables in a variable statement."),
unique_symbol_types_are_not_allowed_here: diag(1335, ts.DiagnosticCategory.Error, "unique_symbol_types_are_not_allowed_here_1335", "'unique symbol' types are not allowed here."),
An_index_signature_parameter_type_cannot_be_a_type_alias_Consider_writing_0_Colon_1_Colon_2_instead: diag(1336, ts.DiagnosticCategory.Error, "An_index_signature_parameter_type_cannot_be_a_type_alias_Consider_writing_0_Colon_1_Colon_2_instead_1336", "An index signature parameter type cannot be a type alias. Consider writing '[{0}: {1}]: {2}' instead."),
An_index_signature_parameter_type_cannot_be_a_union_type_Consider_using_a_mapped_object_type_instead: diag(1337, ts.DiagnosticCategory.Error, "An_index_signature_parameter_type_cannot_be_a_union_type_Consider_using_a_mapped_object_type_instead_1337", "An index signature parameter type cannot be a union type. Consider using a mapped object type instead."),
infer_declarations_are_only_permitted_in_the_extends_clause_of_a_conditional_type: diag(1338, ts.DiagnosticCategory.Error, "infer_declarations_are_only_permitted_in_the_extends_clause_of_a_conditional_type_1338", "'infer' declarations are only permitted in the 'extends' clause of a conditional type."),
Module_0_does_not_refer_to_a_value_but_is_used_as_a_value_here: diag(1339, ts.DiagnosticCategory.Error, "Module_0_does_not_refer_to_a_value_but_is_used_as_a_value_here_1339", "Module '{0}' does not refer to a value, but is used as a value here."),
Module_0_does_not_refer_to_a_type_but_is_used_as_a_type_here_Did_you_mean_typeof_import_0: diag(1340, ts.DiagnosticCategory.Error, "Module_0_does_not_refer_to_a_type_but_is_used_as_a_type_here_Did_you_mean_typeof_import_0_1340", "Module '{0}' does not refer to a type, but is used as a type here. Did you mean 'typeof import('{0}')'?"),
Type_arguments_cannot_be_used_here: diag(1342, ts.DiagnosticCategory.Error, "Type_arguments_cannot_be_used_here_1342", "Type arguments cannot be used here."),
The_import_meta_meta_property_is_only_allowed_using_ESNext_for_the_target_and_module_compiler_options: diag(1343, ts.DiagnosticCategory.Error, "The_import_meta_meta_property_is_only_allowed_using_ESNext_for_the_target_and_module_compiler_option_1343", "The 'import.meta' meta-property is only allowed using 'ESNext' for the 'target' and 'module' compiler options."),
Duplicate_identifier_0: diag(2300, ts.DiagnosticCategory.Error, "Duplicate_identifier_0_2300", "Duplicate identifier '{0}'."),
Initializer_of_instance_member_variable_0_cannot_reference_identifier_1_declared_in_the_constructor: diag(2301, ts.DiagnosticCategory.Error, "Initializer_of_instance_member_variable_0_cannot_reference_identifier_1_declared_in_the_constructor_2301", "Initializer of instance member variable '{0}' cannot reference identifier '{1}' declared in the constructor."),
Static_members_cannot_reference_class_type_parameters: diag(2302, ts.DiagnosticCategory.Error, "Static_members_cannot_reference_class_type_parameters_2302", "Static members cannot reference class type parameters."),
Circular_definition_of_import_alias_0: diag(2303, ts.DiagnosticCategory.Error, "Circular_definition_of_import_alias_0_2303", "Circular definition of import alias '{0}'."),
Cannot_find_name_0: diag(2304, ts.DiagnosticCategory.Error, "Cannot_find_name_0_2304", "Cannot find name '{0}'."),
Module_0_has_no_exported_member_1: diag(2305, ts.DiagnosticCategory.Error, "Module_0_has_no_exported_member_1_2305", "Module '{0}' has no exported member '{1}'."),
File_0_is_not_a_module: diag(2306, ts.DiagnosticCategory.Error, "File_0_is_not_a_module_2306", "File '{0}' is not a module."),
Cannot_find_module_0: diag(2307, ts.DiagnosticCategory.Error, "Cannot_find_module_0_2307", "Cannot find module '{0}'."),
Module_0_has_already_exported_a_member_named_1_Consider_explicitly_re_exporting_to_resolve_the_ambiguity: diag(2308, ts.DiagnosticCategory.Error, "Module_0_has_already_exported_a_member_named_1_Consider_explicitly_re_exporting_to_resolve_the_ambig_2308", "Module {0} has already exported a member named '{1}'. Consider explicitly re-exporting to resolve the ambiguity."),
An_export_assignment_cannot_be_used_in_a_module_with_other_exported_elements: diag(2309, ts.DiagnosticCategory.Error, "An_export_assignment_cannot_be_used_in_a_module_with_other_exported_elements_2309", "An export assignment cannot be used in a module with other exported elements."),
Type_0_recursively_references_itself_as_a_base_type: diag(2310, ts.DiagnosticCategory.Error, "Type_0_recursively_references_itself_as_a_base_type_2310", "Type '{0}' recursively references itself as a base type."),
A_class_may_only_extend_another_class: diag(2311, ts.DiagnosticCategory.Error, "A_class_may_only_extend_another_class_2311", "A class may only extend another class."),
An_interface_may_only_extend_a_class_or_another_interface: diag(2312, ts.DiagnosticCategory.Error, "An_interface_may_only_extend_a_class_or_another_interface_2312", "An interface may only extend a class or another interface."),
Type_parameter_0_has_a_circular_constraint: diag(2313, ts.DiagnosticCategory.Error, "Type_parameter_0_has_a_circular_constraint_2313", "Type parameter '{0}' has a circular constraint."),
Generic_type_0_requires_1_type_argument_s: diag(2314, ts.DiagnosticCategory.Error, "Generic_type_0_requires_1_type_argument_s_2314", "Generic type '{0}' requires {1} type argument(s)."),
Type_0_is_not_generic: diag(2315, ts.DiagnosticCategory.Error, "Type_0_is_not_generic_2315", "Type '{0}' is not generic."),
Global_type_0_must_be_a_class_or_interface_type: diag(2316, ts.DiagnosticCategory.Error, "Global_type_0_must_be_a_class_or_interface_type_2316", "Global type '{0}' must be a class or interface type."),
Global_type_0_must_have_1_type_parameter_s: diag(2317, ts.DiagnosticCategory.Error, "Global_type_0_must_have_1_type_parameter_s_2317", "Global type '{0}' must have {1} type parameter(s)."),
Cannot_find_global_type_0: diag(2318, ts.DiagnosticCategory.Error, "Cannot_find_global_type_0_2318", "Cannot find global type '{0}'."),
Named_property_0_of_types_1_and_2_are_not_identical: diag(2319, ts.DiagnosticCategory.Error, "Named_property_0_of_types_1_and_2_are_not_identical_2319", "Named property '{0}' of types '{1}' and '{2}' are not identical."),
Interface_0_cannot_simultaneously_extend_types_1_and_2: diag(2320, ts.DiagnosticCategory.Error, "Interface_0_cannot_simultaneously_extend_types_1_and_2_2320", "Interface '{0}' cannot simultaneously extend types '{1}' and '{2}'."),
Excessive_stack_depth_comparing_types_0_and_1: diag(2321, ts.DiagnosticCategory.Error, "Excessive_stack_depth_comparing_types_0_and_1_2321", "Excessive stack depth comparing types '{0}' and '{1}'."),
Type_0_is_not_assignable_to_type_1: diag(2322, ts.DiagnosticCategory.Error, "Type_0_is_not_assignable_to_type_1_2322", "Type '{0}' is not assignable to type '{1}'."),
Cannot_redeclare_exported_variable_0: diag(2323, ts.DiagnosticCategory.Error, "Cannot_redeclare_exported_variable_0_2323", "Cannot redeclare exported variable '{0}'."),
Property_0_is_missing_in_type_1: diag(2324, ts.DiagnosticCategory.Error, "Property_0_is_missing_in_type_1_2324", "Property '{0}' is missing in type '{1}'."),
Property_0_is_private_in_type_1_but_not_in_type_2: diag(2325, ts.DiagnosticCategory.Error, "Property_0_is_private_in_type_1_but_not_in_type_2_2325", "Property '{0}' is private in type '{1}' but not in type '{2}'."),
Types_of_property_0_are_incompatible: diag(2326, ts.DiagnosticCategory.Error, "Types_of_property_0_are_incompatible_2326", "Types of property '{0}' are incompatible."),
Property_0_is_optional_in_type_1_but_required_in_type_2: diag(2327, ts.DiagnosticCategory.Error, "Property_0_is_optional_in_type_1_but_required_in_type_2_2327", "Property '{0}' is optional in type '{1}' but required in type '{2}'."),
Types_of_parameters_0_and_1_are_incompatible: diag(2328, ts.DiagnosticCategory.Error, "Types_of_parameters_0_and_1_are_incompatible_2328", "Types of parameters '{0}' and '{1}' are incompatible."),
Index_signature_is_missing_in_type_0: diag(2329, ts.DiagnosticCategory.Error, "Index_signature_is_missing_in_type_0_2329", "Index signature is missing in type '{0}'."),
Index_signatures_are_incompatible: diag(2330, ts.DiagnosticCategory.Error, "Index_signatures_are_incompatible_2330", "Index signatures are incompatible."),
this_cannot_be_referenced_in_a_module_or_namespace_body: diag(2331, ts.DiagnosticCategory.Error, "this_cannot_be_referenced_in_a_module_or_namespace_body_2331", "'this' cannot be referenced in a module or namespace body."),
this_cannot_be_referenced_in_current_location: diag(2332, ts.DiagnosticCategory.Error, "this_cannot_be_referenced_in_current_location_2332", "'this' cannot be referenced in current location."),
this_cannot_be_referenced_in_constructor_arguments: diag(2333, ts.DiagnosticCategory.Error, "this_cannot_be_referenced_in_constructor_arguments_2333", "'this' cannot be referenced in constructor arguments."),
this_cannot_be_referenced_in_a_static_property_initializer: diag(2334, ts.DiagnosticCategory.Error, "this_cannot_be_referenced_in_a_static_property_initializer_2334", "'this' cannot be referenced in a static property initializer."),
super_can_only_be_referenced_in_a_derived_class: diag(2335, ts.DiagnosticCategory.Error, "super_can_only_be_referenced_in_a_derived_class_2335", "'super' can only be referenced in a derived class."),
super_cannot_be_referenced_in_constructor_arguments: diag(2336, ts.DiagnosticCategory.Error, "super_cannot_be_referenced_in_constructor_arguments_2336", "'super' cannot be referenced in constructor arguments."),
Super_calls_are_not_permitted_outside_constructors_or_in_nested_functions_inside_constructors: diag(2337, ts.DiagnosticCategory.Error, "Super_calls_are_not_permitted_outside_constructors_or_in_nested_functions_inside_constructors_2337", "Super calls are not permitted outside constructors or in nested functions inside constructors."),
super_property_access_is_permitted_only_in_a_constructor_member_function_or_member_accessor_of_a_derived_class: diag(2338, ts.DiagnosticCategory.Error, "super_property_access_is_permitted_only_in_a_constructor_member_function_or_member_accessor_of_a_der_2338", "'super' property access is permitted only in a constructor, member function, or member accessor of a derived class."),
Property_0_does_not_exist_on_type_1: diag(2339, ts.DiagnosticCategory.Error, "Property_0_does_not_exist_on_type_1_2339", "Property '{0}' does not exist on type '{1}'."),
Only_public_and_protected_methods_of_the_base_class_are_accessible_via_the_super_keyword: diag(2340, ts.DiagnosticCategory.Error, "Only_public_and_protected_methods_of_the_base_class_are_accessible_via_the_super_keyword_2340", "Only public and protected methods of the base class are accessible via the 'super' keyword."),
Property_0_is_private_and_only_accessible_within_class_1: diag(2341, ts.DiagnosticCategory.Error, "Property_0_is_private_and_only_accessible_within_class_1_2341", "Property '{0}' is private and only accessible within class '{1}'."),
An_index_expression_argument_must_be_of_type_string_number_symbol_or_any: diag(2342, ts.DiagnosticCategory.Error, "An_index_expression_argument_must_be_of_type_string_number_symbol_or_any_2342", "An index expression argument must be of type 'string', 'number', 'symbol', or 'any'."),
This_syntax_requires_an_imported_helper_named_1_but_module_0_has_no_exported_member_1: diag(2343, ts.DiagnosticCategory.Error, "This_syntax_requires_an_imported_helper_named_1_but_module_0_has_no_exported_member_1_2343", "This syntax requires an imported helper named '{1}', but module '{0}' has no exported member '{1}'."),
Type_0_does_not_satisfy_the_constraint_1: diag(2344, ts.DiagnosticCategory.Error, "Type_0_does_not_satisfy_the_constraint_1_2344", "Type '{0}' does not satisfy the constraint '{1}'."),
Argument_of_type_0_is_not_assignable_to_parameter_of_type_1: diag(2345, ts.DiagnosticCategory.Error, "Argument_of_type_0_is_not_assignable_to_parameter_of_type_1_2345", "Argument of type '{0}' is not assignable to parameter of type '{1}'."),
Call_target_does_not_contain_any_signatures: diag(2346, ts.DiagnosticCategory.Error, "Call_target_does_not_contain_any_signatures_2346", "Call target does not contain any signatures."),
Untyped_function_calls_may_not_accept_type_arguments: diag(2347, ts.DiagnosticCategory.Error, "Untyped_function_calls_may_not_accept_type_arguments_2347", "Untyped function calls may not accept type arguments."),
Value_of_type_0_is_not_callable_Did_you_mean_to_include_new: diag(2348, ts.DiagnosticCategory.Error, "Value_of_type_0_is_not_callable_Did_you_mean_to_include_new_2348", "Value of type '{0}' is not callable. Did you mean to include 'new'?"),
Cannot_invoke_an_expression_whose_type_lacks_a_call_signature_Type_0_has_no_compatible_call_signatures: diag(2349, ts.DiagnosticCategory.Error, "Cannot_invoke_an_expression_whose_type_lacks_a_call_signature_Type_0_has_no_compatible_call_signatur_2349", "Cannot invoke an expression whose type lacks a call signature. Type '{0}' has no compatible call signatures."),
Only_a_void_function_can_be_called_with_the_new_keyword: diag(2350, ts.DiagnosticCategory.Error, "Only_a_void_function_can_be_called_with_the_new_keyword_2350", "Only a void function can be called with the 'new' keyword."),
Cannot_use_new_with_an_expression_whose_type_lacks_a_call_or_construct_signature: diag(2351, ts.DiagnosticCategory.Error, "Cannot_use_new_with_an_expression_whose_type_lacks_a_call_or_construct_signature_2351", "Cannot use 'new' with an expression whose type lacks a call or construct signature."),
Type_0_cannot_be_converted_to_type_1: diag(2352, ts.DiagnosticCategory.Error, "Type_0_cannot_be_converted_to_type_1_2352", "Type '{0}' cannot be converted to type '{1}'."),
Object_literal_may_only_specify_known_properties_and_0_does_not_exist_in_type_1: diag(2353, ts.DiagnosticCategory.Error, "Object_literal_may_only_specify_known_properties_and_0_does_not_exist_in_type_1_2353", "Object literal may only specify known properties, and '{0}' does not exist in type '{1}'."),
This_syntax_requires_an_imported_helper_but_module_0_cannot_be_found: diag(2354, ts.DiagnosticCategory.Error, "This_syntax_requires_an_imported_helper_but_module_0_cannot_be_found_2354", "This syntax requires an imported helper but module '{0}' cannot be found."),
A_function_whose_declared_type_is_neither_void_nor_any_must_return_a_value: diag(2355, ts.DiagnosticCategory.Error, "A_function_whose_declared_type_is_neither_void_nor_any_must_return_a_value_2355", "A function whose declared type is neither 'void' nor 'any' must return a value."),
An_arithmetic_operand_must_be_of_type_any_number_or_an_enum_type: diag(2356, ts.DiagnosticCategory.Error, "An_arithmetic_operand_must_be_of_type_any_number_or_an_enum_type_2356", "An arithmetic operand must be of type 'any', 'number' or an enum type."),
The_operand_of_an_increment_or_decrement_operator_must_be_a_variable_or_a_property_access: diag(2357, ts.DiagnosticCategory.Error, "The_operand_of_an_increment_or_decrement_operator_must_be_a_variable_or_a_property_access_2357", "The operand of an increment or decrement operator must be a variable or a property access."),
The_left_hand_side_of_an_instanceof_expression_must_be_of_type_any_an_object_type_or_a_type_parameter: diag(2358, ts.DiagnosticCategory.Error, "The_left_hand_side_of_an_instanceof_expression_must_be_of_type_any_an_object_type_or_a_type_paramete_2358", "The left-hand side of an 'instanceof' expression must be of type 'any', an object type or a type parameter."),
The_right_hand_side_of_an_instanceof_expression_must_be_of_type_any_or_of_a_type_assignable_to_the_Function_interface_type: diag(2359, ts.DiagnosticCategory.Error, "The_right_hand_side_of_an_instanceof_expression_must_be_of_type_any_or_of_a_type_assignable_to_the_F_2359", "The right-hand side of an 'instanceof' expression must be of type 'any' or of a type assignable to the 'Function' interface type."),
The_left_hand_side_of_an_in_expression_must_be_of_type_any_string_number_or_symbol: diag(2360, ts.DiagnosticCategory.Error, "The_left_hand_side_of_an_in_expression_must_be_of_type_any_string_number_or_symbol_2360", "The left-hand side of an 'in' expression must be of type 'any', 'string', 'number', or 'symbol'."),
The_right_hand_side_of_an_in_expression_must_be_of_type_any_an_object_type_or_a_type_parameter: diag(2361, ts.DiagnosticCategory.Error, "The_right_hand_side_of_an_in_expression_must_be_of_type_any_an_object_type_or_a_type_parameter_2361", "The right-hand side of an 'in' expression must be of type 'any', an object type or a type parameter."),
The_left_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_or_an_enum_type: diag(2362, ts.DiagnosticCategory.Error, "The_left_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_or_an_enum_type_2362", "The left-hand side of an arithmetic operation must be of type 'any', 'number' or an enum type."),
The_right_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_or_an_enum_type: diag(2363, ts.DiagnosticCategory.Error, "The_right_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_or_an_enum_type_2363", "The right-hand side of an arithmetic operation must be of type 'any', 'number' or an enum type."),
The_left_hand_side_of_an_assignment_expression_must_be_a_variable_or_a_property_access: diag(2364, ts.DiagnosticCategory.Error, "The_left_hand_side_of_an_assignment_expression_must_be_a_variable_or_a_property_access_2364", "The left-hand side of an assignment expression must be a variable or a property access."),
Operator_0_cannot_be_applied_to_types_1_and_2: diag(2365, ts.DiagnosticCategory.Error, "Operator_0_cannot_be_applied_to_types_1_and_2_2365", "Operator '{0}' cannot be applied to types '{1}' and '{2}'."),
Function_lacks_ending_return_statement_and_return_type_does_not_include_undefined: diag(2366, ts.DiagnosticCategory.Error, "Function_lacks_ending_return_statement_and_return_type_does_not_include_undefined_2366", "Function lacks ending return statement and return type does not include 'undefined'."),
This_condition_will_always_return_0_since_the_types_1_and_2_have_no_overlap: diag(2367, ts.DiagnosticCategory.Error, "This_condition_will_always_return_0_since_the_types_1_and_2_have_no_overlap_2367", "This condition will always return '{0}' since the types '{1}' and '{2}' have no overlap."),
Type_parameter_name_cannot_be_0: diag(2368, ts.DiagnosticCategory.Error, "Type_parameter_name_cannot_be_0_2368", "Type parameter name cannot be '{0}'."),
A_parameter_property_is_only_allowed_in_a_constructor_implementation: diag(2369, ts.DiagnosticCategory.Error, "A_parameter_property_is_only_allowed_in_a_constructor_implementation_2369", "A parameter property is only allowed in a constructor implementation."),
A_rest_parameter_must_be_of_an_array_type: diag(2370, ts.DiagnosticCategory.Error, "A_rest_parameter_must_be_of_an_array_type_2370", "A rest parameter must be of an array type."),
A_parameter_initializer_is_only_allowed_in_a_function_or_constructor_implementation: diag(2371, ts.DiagnosticCategory.Error, "A_parameter_initializer_is_only_allowed_in_a_function_or_constructor_implementation_2371", "A parameter initializer is only allowed in a function or constructor implementation."),
Parameter_0_cannot_be_referenced_in_its_initializer: diag(2372, ts.DiagnosticCategory.Error, "Parameter_0_cannot_be_referenced_in_its_initializer_2372", "Parameter '{0}' cannot be referenced in its initializer."),
Initializer_of_parameter_0_cannot_reference_identifier_1_declared_after_it: diag(2373, ts.DiagnosticCategory.Error, "Initializer_of_parameter_0_cannot_reference_identifier_1_declared_after_it_2373", "Initializer of parameter '{0}' cannot reference identifier '{1}' declared after it."),
Duplicate_string_index_signature: diag(2374, ts.DiagnosticCategory.Error, "Duplicate_string_index_signature_2374", "Duplicate string index signature."),
Duplicate_number_index_signature: diag(2375, ts.DiagnosticCategory.Error, "Duplicate_number_index_signature_2375", "Duplicate number index signature."),
A_super_call_must_be_the_first_statement_in_the_constructor_when_a_class_contains_initialized_properties_or_has_parameter_properties: diag(2376, ts.DiagnosticCategory.Error, "A_super_call_must_be_the_first_statement_in_the_constructor_when_a_class_contains_initialized_proper_2376", "A 'super' call must be the first statement in the constructor when a class contains initialized properties or has parameter properties."),
Constructors_for_derived_classes_must_contain_a_super_call: diag(2377, ts.DiagnosticCategory.Error, "Constructors_for_derived_classes_must_contain_a_super_call_2377", "Constructors for derived classes must contain a 'super' call."),
A_get_accessor_must_return_a_value: diag(2378, ts.DiagnosticCategory.Error, "A_get_accessor_must_return_a_value_2378", "A 'get' accessor must return a value."),
Getter_and_setter_accessors_do_not_agree_in_visibility: diag(2379, ts.DiagnosticCategory.Error, "Getter_and_setter_accessors_do_not_agree_in_visibility_2379", "Getter and setter accessors do not agree in visibility."),
get_and_set_accessor_must_have_the_same_type: diag(2380, ts.DiagnosticCategory.Error, "get_and_set_accessor_must_have_the_same_type_2380", "'get' and 'set' accessor must have the same type."),
A_signature_with_an_implementation_cannot_use_a_string_literal_type: diag(2381, ts.DiagnosticCategory.Error, "A_signature_with_an_implementation_cannot_use_a_string_literal_type_2381", "A signature with an implementation cannot use a string literal type."),
Specialized_overload_signature_is_not_assignable_to_any_non_specialized_signature: diag(2382, ts.DiagnosticCategory.Error, "Specialized_overload_signature_is_not_assignable_to_any_non_specialized_signature_2382", "Specialized overload signature is not assignable to any non-specialized signature."),
Overload_signatures_must_all_be_exported_or_non_exported: diag(2383, ts.DiagnosticCategory.Error, "Overload_signatures_must_all_be_exported_or_non_exported_2383", "Overload signatures must all be exported or non-exported."),
Overload_signatures_must_all_be_ambient_or_non_ambient: diag(2384, ts.DiagnosticCategory.Error, "Overload_signatures_must_all_be_ambient_or_non_ambient_2384", "Overload signatures must all be ambient or non-ambient."),
Overload_signatures_must_all_be_public_private_or_protected: diag(2385, ts.DiagnosticCategory.Error, "Overload_signatures_must_all_be_public_private_or_protected_2385", "Overload signatures must all be public, private or protected."),
Overload_signatures_must_all_be_optional_or_required: diag(2386, ts.DiagnosticCategory.Error, "Overload_signatures_must_all_be_optional_or_required_2386", "Overload signatures must all be optional or required."),
Function_overload_must_be_static: diag(2387, ts.DiagnosticCategory.Error, "Function_overload_must_be_static_2387", "Function overload must be static."),
Function_overload_must_not_be_static: diag(2388, ts.DiagnosticCategory.Error, "Function_overload_must_not_be_static_2388", "Function overload must not be static."),
Function_implementation_name_must_be_0: diag(2389, ts.DiagnosticCategory.Error, "Function_implementation_name_must_be_0_2389", "Function implementation name must be '{0}'."),
Constructor_implementation_is_missing: diag(2390, ts.DiagnosticCategory.Error, "Constructor_implementation_is_missing_2390", "Constructor implementation is missing."),
Function_implementation_is_missing_or_not_immediately_following_the_declaration: diag(2391, ts.DiagnosticCategory.Error, "Function_implementation_is_missing_or_not_immediately_following_the_declaration_2391", "Function implementation is missing or not immediately following the declaration."),
Multiple_constructor_implementations_are_not_allowed: diag(2392, ts.DiagnosticCategory.Error, "Multiple_constructor_implementations_are_not_allowed_2392", "Multiple constructor implementations are not allowed."),
Duplicate_function_implementation: diag(2393, ts.DiagnosticCategory.Error, "Duplicate_function_implementation_2393", "Duplicate function implementation."),
Overload_signature_is_not_compatible_with_function_implementation: diag(2394, ts.DiagnosticCategory.Error, "Overload_signature_is_not_compatible_with_function_implementation_2394", "Overload signature is not compatible with function implementation."),
Individual_declarations_in_merged_declaration_0_must_be_all_exported_or_all_local: diag(2395, ts.DiagnosticCategory.Error, "Individual_declarations_in_merged_declaration_0_must_be_all_exported_or_all_local_2395", "Individual declarations in merged declaration '{0}' must be all exported or all local."),
Duplicate_identifier_arguments_Compiler_uses_arguments_to_initialize_rest_parameters: diag(2396, ts.DiagnosticCategory.Error, "Duplicate_identifier_arguments_Compiler_uses_arguments_to_initialize_rest_parameters_2396", "Duplicate identifier 'arguments'. Compiler uses 'arguments' to initialize rest parameters."),
Declaration_name_conflicts_with_built_in_global_identifier_0: diag(2397, ts.DiagnosticCategory.Error, "Declaration_name_conflicts_with_built_in_global_identifier_0_2397", "Declaration name conflicts with built-in global identifier '{0}'."),
Duplicate_identifier_this_Compiler_uses_variable_declaration_this_to_capture_this_reference: diag(2399, ts.DiagnosticCategory.Error, "Duplicate_identifier_this_Compiler_uses_variable_declaration_this_to_capture_this_reference_2399", "Duplicate identifier '_this'. Compiler uses variable declaration '_this' to capture 'this' reference."),
Expression_resolves_to_variable_declaration_this_that_compiler_uses_to_capture_this_reference: diag(2400, ts.DiagnosticCategory.Error, "Expression_resolves_to_variable_declaration_this_that_compiler_uses_to_capture_this_reference_2400", "Expression resolves to variable declaration '_this' that compiler uses to capture 'this' reference."),
Duplicate_identifier_super_Compiler_uses_super_to_capture_base_class_reference: diag(2401, ts.DiagnosticCategory.Error, "Duplicate_identifier_super_Compiler_uses_super_to_capture_base_class_reference_2401", "Duplicate identifier '_super'. Compiler uses '_super' to capture base class reference."),
Expression_resolves_to_super_that_compiler_uses_to_capture_base_class_reference: diag(2402, ts.DiagnosticCategory.Error, "Expression_resolves_to_super_that_compiler_uses_to_capture_base_class_reference_2402", "Expression resolves to '_super' that compiler uses to capture base class reference."),
Subsequent_variable_declarations_must_have_the_same_type_Variable_0_must_be_of_type_1_but_here_has_type_2: diag(2403, ts.DiagnosticCategory.Error, "Subsequent_variable_declarations_must_have_the_same_type_Variable_0_must_be_of_type_1_but_here_has_t_2403", "Subsequent variable declarations must have the same type. Variable '{0}' must be of type '{1}', but here has type '{2}'."),
The_left_hand_side_of_a_for_in_statement_cannot_use_a_type_annotation: diag(2404, ts.DiagnosticCategory.Error, "The_left_hand_side_of_a_for_in_statement_cannot_use_a_type_annotation_2404", "The left-hand side of a 'for...in' statement cannot use a type annotation."),
The_left_hand_side_of_a_for_in_statement_must_be_of_type_string_or_any: diag(2405, ts.DiagnosticCategory.Error, "The_left_hand_side_of_a_for_in_statement_must_be_of_type_string_or_any_2405", "The left-hand side of a 'for...in' statement must be of type 'string' or 'any'."),
The_left_hand_side_of_a_for_in_statement_must_be_a_variable_or_a_property_access: diag(2406, ts.DiagnosticCategory.Error, "The_left_hand_side_of_a_for_in_statement_must_be_a_variable_or_a_property_access_2406", "The left-hand side of a 'for...in' statement must be a variable or a property access."),
The_right_hand_side_of_a_for_in_statement_must_be_of_type_any_an_object_type_or_a_type_parameter_but_here_has_type_0: diag(2407, ts.DiagnosticCategory.Error, "The_right_hand_side_of_a_for_in_statement_must_be_of_type_any_an_object_type_or_a_type_parameter_but_2407", "The right-hand side of a 'for...in' statement must be of type 'any', an object type or a type parameter, but here has type '{0}'."),
Setters_cannot_return_a_value: diag(2408, ts.DiagnosticCategory.Error, "Setters_cannot_return_a_value_2408", "Setters cannot return a value."),
Return_type_of_constructor_signature_must_be_assignable_to_the_instance_type_of_the_class: diag(2409, ts.DiagnosticCategory.Error, "Return_type_of_constructor_signature_must_be_assignable_to_the_instance_type_of_the_class_2409", "Return type of constructor signature must be assignable to the instance type of the class."),
The_with_statement_is_not_supported_All_symbols_in_a_with_block_will_have_type_any: diag(2410, ts.DiagnosticCategory.Error, "The_with_statement_is_not_supported_All_symbols_in_a_with_block_will_have_type_any_2410", "The 'with' statement is not supported. All symbols in a 'with' block will have type 'any'."),
Property_0_of_type_1_is_not_assignable_to_string_index_type_2: diag(2411, ts.DiagnosticCategory.Error, "Property_0_of_type_1_is_not_assignable_to_string_index_type_2_2411", "Property '{0}' of type '{1}' is not assignable to string index type '{2}'."),
Property_0_of_type_1_is_not_assignable_to_numeric_index_type_2: diag(2412, ts.DiagnosticCategory.Error, "Property_0_of_type_1_is_not_assignable_to_numeric_index_type_2_2412", "Property '{0}' of type '{1}' is not assignable to numeric index type '{2}'."),
Numeric_index_type_0_is_not_assignable_to_string_index_type_1: diag(2413, ts.DiagnosticCategory.Error, "Numeric_index_type_0_is_not_assignable_to_string_index_type_1_2413", "Numeric index type '{0}' is not assignable to string index type '{1}'."),
Class_name_cannot_be_0: diag(2414, ts.DiagnosticCategory.Error, "Class_name_cannot_be_0_2414", "Class name cannot be '{0}'."),
Class_0_incorrectly_extends_base_class_1: diag(2415, ts.DiagnosticCategory.Error, "Class_0_incorrectly_extends_base_class_1_2415", "Class '{0}' incorrectly extends base class '{1}'."),
Property_0_in_type_1_is_not_assignable_to_the_same_property_in_base_type_2: diag(2416, ts.DiagnosticCategory.Error, "Property_0_in_type_1_is_not_assignable_to_the_same_property_in_base_type_2_2416", "Property '{0}' in type '{1}' is not assignable to the same property in base type '{2}'."),
Class_static_side_0_incorrectly_extends_base_class_static_side_1: diag(2417, ts.DiagnosticCategory.Error, "Class_static_side_0_incorrectly_extends_base_class_static_side_1_2417", "Class static side '{0}' incorrectly extends base class static side '{1}'."),
Type_of_computed_property_s_value_is_0_which_is_not_assignable_to_type_1: diag(2418, ts.DiagnosticCategory.Error, "Type_of_computed_property_s_value_is_0_which_is_not_assignable_to_type_1_2418", "Type of computed property's value is '{0}', which is not assignable to type '{1}'."),
Class_0_incorrectly_implements_interface_1: diag(2420, ts.DiagnosticCategory.Error, "Class_0_incorrectly_implements_interface_1_2420", "Class '{0}' incorrectly implements interface '{1}'."),
A_class_may_only_implement_another_class_or_interface: diag(2422, ts.DiagnosticCategory.Error, "A_class_may_only_implement_another_class_or_interface_2422", "A class may only implement another class or interface."),
Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_accessor: diag(2423, ts.DiagnosticCategory.Error, "Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_access_2423", "Class '{0}' defines instance member function '{1}', but extended class '{2}' defines it as instance member accessor."),
Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_property: diag(2424, ts.DiagnosticCategory.Error, "Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_proper_2424", "Class '{0}' defines instance member function '{1}', but extended class '{2}' defines it as instance member property."),
Class_0_defines_instance_member_property_1_but_extended_class_2_defines_it_as_instance_member_function: diag(2425, ts.DiagnosticCategory.Error, "Class_0_defines_instance_member_property_1_but_extended_class_2_defines_it_as_instance_member_functi_2425", "Class '{0}' defines instance member property '{1}', but extended class '{2}' defines it as instance member function."),
Class_0_defines_instance_member_accessor_1_but_extended_class_2_defines_it_as_instance_member_function: diag(2426, ts.DiagnosticCategory.Error, "Class_0_defines_instance_member_accessor_1_but_extended_class_2_defines_it_as_instance_member_functi_2426", "Class '{0}' defines instance member accessor '{1}', but extended class '{2}' defines it as instance member function."),
Interface_name_cannot_be_0: diag(2427, ts.DiagnosticCategory.Error, "Interface_name_cannot_be_0_2427", "Interface name cannot be '{0}'."),
All_declarations_of_0_must_have_identical_type_parameters: diag(2428, ts.DiagnosticCategory.Error, "All_declarations_of_0_must_have_identical_type_parameters_2428", "All declarations of '{0}' must have identical type parameters."),
Interface_0_incorrectly_extends_interface_1: diag(2430, ts.DiagnosticCategory.Error, "Interface_0_incorrectly_extends_interface_1_2430", "Interface '{0}' incorrectly extends interface '{1}'."),
Enum_name_cannot_be_0: diag(2431, ts.DiagnosticCategory.Error, "Enum_name_cannot_be_0_2431", "Enum name cannot be '{0}'."),
In_an_enum_with_multiple_declarations_only_one_declaration_can_omit_an_initializer_for_its_first_enum_element: diag(2432, ts.DiagnosticCategory.Error, "In_an_enum_with_multiple_declarations_only_one_declaration_can_omit_an_initializer_for_its_first_enu_2432", "In an enum with multiple declarations, only one declaration can omit an initializer for its first enum element."),
A_namespace_declaration_cannot_be_in_a_different_file_from_a_class_or_function_with_which_it_is_merged: diag(2433, ts.DiagnosticCategory.Error, "A_namespace_declaration_cannot_be_in_a_different_file_from_a_class_or_function_with_which_it_is_merg_2433", "A namespace declaration cannot be in a different file from a class or function with which it is merged."),
A_namespace_declaration_cannot_be_located_prior_to_a_class_or_function_with_which_it_is_merged: diag(2434, ts.DiagnosticCategory.Error, "A_namespace_declaration_cannot_be_located_prior_to_a_class_or_function_with_which_it_is_merged_2434", "A namespace declaration cannot be located prior to a class or function with which it is merged."),
Ambient_modules_cannot_be_nested_in_other_modules_or_namespaces: diag(2435, ts.DiagnosticCategory.Error, "Ambient_modules_cannot_be_nested_in_other_modules_or_namespaces_2435", "Ambient modules cannot be nested in other modules or namespaces."),
Ambient_module_declaration_cannot_specify_relative_module_name: diag(2436, ts.DiagnosticCategory.Error, "Ambient_module_declaration_cannot_specify_relative_module_name_2436", "Ambient module declaration cannot specify relative module name."),
Module_0_is_hidden_by_a_local_declaration_with_the_same_name: diag(2437, ts.DiagnosticCategory.Error, "Module_0_is_hidden_by_a_local_declaration_with_the_same_name_2437", "Module '{0}' is hidden by a local declaration with the same name."),
Import_name_cannot_be_0: diag(2438, ts.DiagnosticCategory.Error, "Import_name_cannot_be_0_2438", "Import name cannot be '{0}'."),
Import_or_export_declaration_in_an_ambient_module_declaration_cannot_reference_module_through_relative_module_name: diag(2439, ts.DiagnosticCategory.Error, "Import_or_export_declaration_in_an_ambient_module_declaration_cannot_reference_module_through_relati_2439", "Import or export declaration in an ambient module declaration cannot reference module through relative module name."),
Import_declaration_conflicts_with_local_declaration_of_0: diag(2440, ts.DiagnosticCategory.Error, "Import_declaration_conflicts_with_local_declaration_of_0_2440", "Import declaration conflicts with local declaration of '{0}'."),
Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module: diag(2441, ts.DiagnosticCategory.Error, "Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module_2441", "Duplicate identifier '{0}'. Compiler reserves name '{1}' in top level scope of a module."),
Types_have_separate_declarations_of_a_private_property_0: diag(2442, ts.DiagnosticCategory.Error, "Types_have_separate_declarations_of_a_private_property_0_2442", "Types have separate declarations of a private property '{0}'."),
Property_0_is_protected_but_type_1_is_not_a_class_derived_from_2: diag(2443, ts.DiagnosticCategory.Error, "Property_0_is_protected_but_type_1_is_not_a_class_derived_from_2_2443", "Property '{0}' is protected but type '{1}' is not a class derived from '{2}'."),
Property_0_is_protected_in_type_1_but_public_in_type_2: diag(2444, ts.DiagnosticCategory.Error, "Property_0_is_protected_in_type_1_but_public_in_type_2_2444", "Property '{0}' is protected in type '{1}' but public in type '{2}'."),
Property_0_is_protected_and_only_accessible_within_class_1_and_its_subclasses: diag(2445, ts.DiagnosticCategory.Error, "Property_0_is_protected_and_only_accessible_within_class_1_and_its_subclasses_2445", "Property '{0}' is protected and only accessible within class '{1}' and its subclasses."),
Property_0_is_protected_and_only_accessible_through_an_instance_of_class_1: diag(2446, ts.DiagnosticCategory.Error, "Property_0_is_protected_and_only_accessible_through_an_instance_of_class_1_2446", "Property '{0}' is protected and only accessible through an instance of class '{1}'."),
The_0_operator_is_not_allowed_for_boolean_types_Consider_using_1_instead: diag(2447, ts.DiagnosticCategory.Error, "The_0_operator_is_not_allowed_for_boolean_types_Consider_using_1_instead_2447", "The '{0}' operator is not allowed for boolean types. Consider using '{1}' instead."),
Block_scoped_variable_0_used_before_its_declaration: diag(2448, ts.DiagnosticCategory.Error, "Block_scoped_variable_0_used_before_its_declaration_2448", "Block-scoped variable '{0}' used before its declaration."),
Class_0_used_before_its_declaration: diag(2449, ts.DiagnosticCategory.Error, "Class_0_used_before_its_declaration_2449", "Class '{0}' used before its declaration."),
Enum_0_used_before_its_declaration: diag(2450, ts.DiagnosticCategory.Error, "Enum_0_used_before_its_declaration_2450", "Enum '{0}' used before its declaration."),
Cannot_redeclare_block_scoped_variable_0: diag(2451, ts.DiagnosticCategory.Error, "Cannot_redeclare_block_scoped_variable_0_2451", "Cannot redeclare block-scoped variable '{0}'."),
An_enum_member_cannot_have_a_numeric_name: diag(2452, ts.DiagnosticCategory.Error, "An_enum_member_cannot_have_a_numeric_name_2452", "An enum member cannot have a numeric name."),
The_type_argument_for_type_parameter_0_cannot_be_inferred_from_the_usage_Consider_specifying_the_type_arguments_explicitly: diag(2453, ts.DiagnosticCategory.Error, "The_type_argument_for_type_parameter_0_cannot_be_inferred_from_the_usage_Consider_specifying_the_typ_2453", "The type argument for type parameter '{0}' cannot be inferred from the usage. Consider specifying the type arguments explicitly."),
Variable_0_is_used_before_being_assigned: diag(2454, ts.DiagnosticCategory.Error, "Variable_0_is_used_before_being_assigned_2454", "Variable '{0}' is used before being assigned."),
Type_argument_candidate_1_is_not_a_valid_type_argument_because_it_is_not_a_supertype_of_candidate_0: diag(2455, ts.DiagnosticCategory.Error, "Type_argument_candidate_1_is_not_a_valid_type_argument_because_it_is_not_a_supertype_of_candidate_0_2455", "Type argument candidate '{1}' is not a valid type argument because it is not a supertype of candidate '{0}'."),
Type_alias_0_circularly_references_itself: diag(2456, ts.DiagnosticCategory.Error, "Type_alias_0_circularly_references_itself_2456", "Type alias '{0}' circularly references itself."),
Type_alias_name_cannot_be_0: diag(2457, ts.DiagnosticCategory.Error, "Type_alias_name_cannot_be_0_2457", "Type alias name cannot be '{0}'."),
An_AMD_module_cannot_have_multiple_name_assignments: diag(2458, ts.DiagnosticCategory.Error, "An_AMD_module_cannot_have_multiple_name_assignments_2458", "An AMD module cannot have multiple name assignments."),
Type_0_has_no_property_1_and_no_string_index_signature: diag(2459, ts.DiagnosticCategory.Error, "Type_0_has_no_property_1_and_no_string_index_signature_2459", "Type '{0}' has no property '{1}' and no string index signature."),
Type_0_has_no_property_1: diag(2460, ts.DiagnosticCategory.Error, "Type_0_has_no_property_1_2460", "Type '{0}' has no property '{1}'."),
Type_0_is_not_an_array_type: diag(2461, ts.DiagnosticCategory.Error, "Type_0_is_not_an_array_type_2461", "Type '{0}' is not an array type."),
A_rest_element_must_be_last_in_a_destructuring_pattern: diag(2462, ts.DiagnosticCategory.Error, "A_rest_element_must_be_last_in_a_destructuring_pattern_2462", "A rest element must be last in a destructuring pattern."),
A_binding_pattern_parameter_cannot_be_optional_in_an_implementation_signature: diag(2463, ts.DiagnosticCategory.Error, "A_binding_pattern_parameter_cannot_be_optional_in_an_implementation_signature_2463", "A binding pattern parameter cannot be optional in an implementation signature."),
A_computed_property_name_must_be_of_type_string_number_symbol_or_any: diag(2464, ts.DiagnosticCategory.Error, "A_computed_property_name_must_be_of_type_string_number_symbol_or_any_2464", "A computed property name must be of type 'string', 'number', 'symbol', or 'any'."),
this_cannot_be_referenced_in_a_computed_property_name: diag(2465, ts.DiagnosticCategory.Error, "this_cannot_be_referenced_in_a_computed_property_name_2465", "'this' cannot be referenced in a computed property name."),
super_cannot_be_referenced_in_a_computed_property_name: diag(2466, ts.DiagnosticCategory.Error, "super_cannot_be_referenced_in_a_computed_property_name_2466", "'super' cannot be referenced in a computed property name."),
A_computed_property_name_cannot_reference_a_type_parameter_from_its_containing_type: diag(2467, ts.DiagnosticCategory.Error, "A_computed_property_name_cannot_reference_a_type_parameter_from_its_containing_type_2467", "A computed property name cannot reference a type parameter from its containing type."),
Cannot_find_global_value_0: diag(2468, ts.DiagnosticCategory.Error, "Cannot_find_global_value_0_2468", "Cannot find global value '{0}'."),
The_0_operator_cannot_be_applied_to_type_symbol: diag(2469, ts.DiagnosticCategory.Error, "The_0_operator_cannot_be_applied_to_type_symbol_2469", "The '{0}' operator cannot be applied to type 'symbol'."),
Symbol_reference_does_not_refer_to_the_global_Symbol_constructor_object: diag(2470, ts.DiagnosticCategory.Error, "Symbol_reference_does_not_refer_to_the_global_Symbol_constructor_object_2470", "'Symbol' reference does not refer to the global Symbol constructor object."),
A_computed_property_name_of_the_form_0_must_be_of_type_symbol: diag(2471, ts.DiagnosticCategory.Error, "A_computed_property_name_of_the_form_0_must_be_of_type_symbol_2471", "A computed property name of the form '{0}' must be of type 'symbol'."),
Spread_operator_in_new_expressions_is_only_available_when_targeting_ECMAScript_5_and_higher: diag(2472, ts.DiagnosticCategory.Error, "Spread_operator_in_new_expressions_is_only_available_when_targeting_ECMAScript_5_and_higher_2472", "Spread operator in 'new' expressions is only available when targeting ECMAScript 5 and higher."),
Enum_declarations_must_all_be_const_or_non_const: diag(2473, ts.DiagnosticCategory.Error, "Enum_declarations_must_all_be_const_or_non_const_2473", "Enum declarations must all be const or non-const."),
In_const_enum_declarations_member_initializer_must_be_constant_expression: diag(2474, ts.DiagnosticCategory.Error, "In_const_enum_declarations_member_initializer_must_be_constant_expression_2474", "In 'const' enum declarations member initializer must be constant expression."),
const_enums_can_only_be_used_in_property_or_index_access_expressions_or_the_right_hand_side_of_an_import_declaration_or_export_assignment_or_type_query: diag(2475, ts.DiagnosticCategory.Error, "const_enums_can_only_be_used_in_property_or_index_access_expressions_or_the_right_hand_side_of_an_im_2475", "'const' enums can only be used in property or index access expressions or the right hand side of an import declaration or export assignment or type query."),
A_const_enum_member_can_only_be_accessed_using_a_string_literal: diag(2476, ts.DiagnosticCategory.Error, "A_const_enum_member_can_only_be_accessed_using_a_string_literal_2476", "A const enum member can only be accessed using a string literal."),
const_enum_member_initializer_was_evaluated_to_a_non_finite_value: diag(2477, ts.DiagnosticCategory.Error, "const_enum_member_initializer_was_evaluated_to_a_non_finite_value_2477", "'const' enum member initializer was evaluated to a non-finite value."),
const_enum_member_initializer_was_evaluated_to_disallowed_value_NaN: diag(2478, ts.DiagnosticCategory.Error, "const_enum_member_initializer_was_evaluated_to_disallowed_value_NaN_2478", "'const' enum member initializer was evaluated to disallowed value 'NaN'."),
Property_0_does_not_exist_on_const_enum_1: diag(2479, ts.DiagnosticCategory.Error, "Property_0_does_not_exist_on_const_enum_1_2479", "Property '{0}' does not exist on 'const' enum '{1}'."),
let_is_not_allowed_to_be_used_as_a_name_in_let_or_const_declarations: diag(2480, ts.DiagnosticCategory.Error, "let_is_not_allowed_to_be_used_as_a_name_in_let_or_const_declarations_2480", "'let' is not allowed to be used as a name in 'let' or 'const' declarations."),
Cannot_initialize_outer_scoped_variable_0_in_the_same_scope_as_block_scoped_declaration_1: diag(2481, ts.DiagnosticCategory.Error, "Cannot_initialize_outer_scoped_variable_0_in_the_same_scope_as_block_scoped_declaration_1_2481", "Cannot initialize outer scoped variable '{0}' in the same scope as block scoped declaration '{1}'."),
The_left_hand_side_of_a_for_of_statement_cannot_use_a_type_annotation: diag(2483, ts.DiagnosticCategory.Error, "The_left_hand_side_of_a_for_of_statement_cannot_use_a_type_annotation_2483", "The left-hand side of a 'for...of' statement cannot use a type annotation."),
Export_declaration_conflicts_with_exported_declaration_of_0: diag(2484, ts.DiagnosticCategory.Error, "Export_declaration_conflicts_with_exported_declaration_of_0_2484", "Export declaration conflicts with exported declaration of '{0}'."),
The_left_hand_side_of_a_for_of_statement_must_be_a_variable_or_a_property_access: diag(2487, ts.DiagnosticCategory.Error, "The_left_hand_side_of_a_for_of_statement_must_be_a_variable_or_a_property_access_2487", "The left-hand side of a 'for...of' statement must be a variable or a property access."),
Type_0_must_have_a_Symbol_iterator_method_that_returns_an_iterator: diag(2488, ts.DiagnosticCategory.Error, "Type_0_must_have_a_Symbol_iterator_method_that_returns_an_iterator_2488", "Type '{0}' must have a '[Symbol.iterator]()' method that returns an iterator."),
An_iterator_must_have_a_next_method: diag(2489, ts.DiagnosticCategory.Error, "An_iterator_must_have_a_next_method_2489", "An iterator must have a 'next()' method."),
The_type_returned_by_the_next_method_of_an_iterator_must_have_a_value_property: diag(2490, ts.DiagnosticCategory.Error, "The_type_returned_by_the_next_method_of_an_iterator_must_have_a_value_property_2490", "The type returned by the 'next()' method of an iterator must have a 'value' property."),
The_left_hand_side_of_a_for_in_statement_cannot_be_a_destructuring_pattern: diag(2491, ts.DiagnosticCategory.Error, "The_left_hand_side_of_a_for_in_statement_cannot_be_a_destructuring_pattern_2491", "The left-hand side of a 'for...in' statement cannot be a destructuring pattern."),
Cannot_redeclare_identifier_0_in_catch_clause: diag(2492, ts.DiagnosticCategory.Error, "Cannot_redeclare_identifier_0_in_catch_clause_2492", "Cannot redeclare identifier '{0}' in catch clause."),
Tuple_type_0_with_length_1_cannot_be_assigned_to_tuple_with_length_2: diag(2493, ts.DiagnosticCategory.Error, "Tuple_type_0_with_length_1_cannot_be_assigned_to_tuple_with_length_2_2493", "Tuple type '{0}' with length '{1}' cannot be assigned to tuple with length '{2}'."),
Using_a_string_in_a_for_of_statement_is_only_supported_in_ECMAScript_5_and_higher: diag(2494, ts.DiagnosticCategory.Error, "Using_a_string_in_a_for_of_statement_is_only_supported_in_ECMAScript_5_and_higher_2494", "Using a string in a 'for...of' statement is only supported in ECMAScript 5 and higher."),
Type_0_is_not_an_array_type_or_a_string_type: diag(2495, ts.DiagnosticCategory.Error, "Type_0_is_not_an_array_type_or_a_string_type_2495", "Type '{0}' is not an array type or a string type."),
The_arguments_object_cannot_be_referenced_in_an_arrow_function_in_ES3_and_ES5_Consider_using_a_standard_function_expression: diag(2496, ts.DiagnosticCategory.Error, "The_arguments_object_cannot_be_referenced_in_an_arrow_function_in_ES3_and_ES5_Consider_using_a_stand_2496", "The 'arguments' object cannot be referenced in an arrow function in ES3 and ES5. Consider using a standard function expression."),
Module_0_resolves_to_a_non_module_entity_and_cannot_be_imported_using_this_construct: diag(2497, ts.DiagnosticCategory.Error, "Module_0_resolves_to_a_non_module_entity_and_cannot_be_imported_using_this_construct_2497", "Module '{0}' resolves to a non-module entity and cannot be imported using this construct."),
Module_0_uses_export_and_cannot_be_used_with_export_Asterisk: diag(2498, ts.DiagnosticCategory.Error, "Module_0_uses_export_and_cannot_be_used_with_export_Asterisk_2498", "Module '{0}' uses 'export =' and cannot be used with 'export *'."),
An_interface_can_only_extend_an_identifier_Slashqualified_name_with_optional_type_arguments: diag(2499, ts.DiagnosticCategory.Error, "An_interface_can_only_extend_an_identifier_Slashqualified_name_with_optional_type_arguments_2499", "An interface can only extend an identifier/qualified-name with optional type arguments."),
A_class_can_only_implement_an_identifier_Slashqualified_name_with_optional_type_arguments: diag(2500, ts.DiagnosticCategory.Error, "A_class_can_only_implement_an_identifier_Slashqualified_name_with_optional_type_arguments_2500", "A class can only implement an identifier/qualified-name with optional type arguments."),
A_rest_element_cannot_contain_a_binding_pattern: diag(2501, ts.DiagnosticCategory.Error, "A_rest_element_cannot_contain_a_binding_pattern_2501", "A rest element cannot contain a binding pattern."),
_0_is_referenced_directly_or_indirectly_in_its_own_type_annotation: diag(2502, ts.DiagnosticCategory.Error, "_0_is_referenced_directly_or_indirectly_in_its_own_type_annotation_2502", "'{0}' is referenced directly or indirectly in its own type annotation."),
Cannot_find_namespace_0: diag(2503, ts.DiagnosticCategory.Error, "Cannot_find_namespace_0_2503", "Cannot find namespace '{0}'."),
Type_0_must_have_a_Symbol_asyncIterator_method_that_returns_an_async_iterator: diag(2504, ts.DiagnosticCategory.Error, "Type_0_must_have_a_Symbol_asyncIterator_method_that_returns_an_async_iterator_2504", "Type '{0}' must have a '[Symbol.asyncIterator]()' method that returns an async iterator."),
A_generator_cannot_have_a_void_type_annotation: diag(2505, ts.DiagnosticCategory.Error, "A_generator_cannot_have_a_void_type_annotation_2505", "A generator cannot have a 'void' type annotation."),
_0_is_referenced_directly_or_indirectly_in_its_own_base_expression: diag(2506, ts.DiagnosticCategory.Error, "_0_is_referenced_directly_or_indirectly_in_its_own_base_expression_2506", "'{0}' is referenced directly or indirectly in its own base expression."),
Type_0_is_not_a_constructor_function_type: diag(2507, ts.DiagnosticCategory.Error, "Type_0_is_not_a_constructor_function_type_2507", "Type '{0}' is not a constructor function type."),
No_base_constructor_has_the_specified_number_of_type_arguments: diag(2508, ts.DiagnosticCategory.Error, "No_base_constructor_has_the_specified_number_of_type_arguments_2508", "No base constructor has the specified number of type arguments."),
Base_constructor_return_type_0_is_not_a_class_or_interface_type: diag(2509, ts.DiagnosticCategory.Error, "Base_constructor_return_type_0_is_not_a_class_or_interface_type_2509", "Base constructor return type '{0}' is not a class or interface type."),
Base_constructors_must_all_have_the_same_return_type: diag(2510, ts.DiagnosticCategory.Error, "Base_constructors_must_all_have_the_same_return_type_2510", "Base constructors must all have the same return type."),
Cannot_create_an_instance_of_an_abstract_class: diag(2511, ts.DiagnosticCategory.Error, "Cannot_create_an_instance_of_an_abstract_class_2511", "Cannot create an instance of an abstract class."),
Overload_signatures_must_all_be_abstract_or_non_abstract: diag(2512, ts.DiagnosticCategory.Error, "Overload_signatures_must_all_be_abstract_or_non_abstract_2512", "Overload signatures must all be abstract or non-abstract."),
Abstract_method_0_in_class_1_cannot_be_accessed_via_super_expression: diag(2513, ts.DiagnosticCategory.Error, "Abstract_method_0_in_class_1_cannot_be_accessed_via_super_expression_2513", "Abstract method '{0}' in class '{1}' cannot be accessed via super expression."),
Classes_containing_abstract_methods_must_be_marked_abstract: diag(2514, ts.DiagnosticCategory.Error, "Classes_containing_abstract_methods_must_be_marked_abstract_2514", "Classes containing abstract methods must be marked abstract."),
Non_abstract_class_0_does_not_implement_inherited_abstract_member_1_from_class_2: diag(2515, ts.DiagnosticCategory.Error, "Non_abstract_class_0_does_not_implement_inherited_abstract_member_1_from_class_2_2515", "Non-abstract class '{0}' does not implement inherited abstract member '{1}' from class '{2}'."),
All_declarations_of_an_abstract_method_must_be_consecutive: diag(2516, ts.DiagnosticCategory.Error, "All_declarations_of_an_abstract_method_must_be_consecutive_2516", "All declarations of an abstract method must be consecutive."),
Cannot_assign_an_abstract_constructor_type_to_a_non_abstract_constructor_type: diag(2517, ts.DiagnosticCategory.Error, "Cannot_assign_an_abstract_constructor_type_to_a_non_abstract_constructor_type_2517", "Cannot assign an abstract constructor type to a non-abstract constructor type."),
A_this_based_type_guard_is_not_compatible_with_a_parameter_based_type_guard: diag(2518, ts.DiagnosticCategory.Error, "A_this_based_type_guard_is_not_compatible_with_a_parameter_based_type_guard_2518", "A 'this'-based type guard is not compatible with a parameter-based type guard."),
An_async_iterator_must_have_a_next_method: diag(2519, ts.DiagnosticCategory.Error, "An_async_iterator_must_have_a_next_method_2519", "An async iterator must have a 'next()' method."),
Duplicate_identifier_0_Compiler_uses_declaration_1_to_support_async_functions: diag(2520, ts.DiagnosticCategory.Error, "Duplicate_identifier_0_Compiler_uses_declaration_1_to_support_async_functions_2520", "Duplicate identifier '{0}'. Compiler uses declaration '{1}' to support async functions."),
Expression_resolves_to_variable_declaration_0_that_compiler_uses_to_support_async_functions: diag(2521, ts.DiagnosticCategory.Error, "Expression_resolves_to_variable_declaration_0_that_compiler_uses_to_support_async_functions_2521", "Expression resolves to variable declaration '{0}' that compiler uses to support async functions."),
The_arguments_object_cannot_be_referenced_in_an_async_function_or_method_in_ES3_and_ES5_Consider_using_a_standard_function_or_method: diag(2522, ts.DiagnosticCategory.Error, "The_arguments_object_cannot_be_referenced_in_an_async_function_or_method_in_ES3_and_ES5_Consider_usi_2522", "The 'arguments' object cannot be referenced in an async function or method in ES3 and ES5. Consider using a standard function or method."),
yield_expressions_cannot_be_used_in_a_parameter_initializer: diag(2523, ts.DiagnosticCategory.Error, "yield_expressions_cannot_be_used_in_a_parameter_initializer_2523", "'yield' expressions cannot be used in a parameter initializer."),
await_expressions_cannot_be_used_in_a_parameter_initializer: diag(2524, ts.DiagnosticCategory.Error, "await_expressions_cannot_be_used_in_a_parameter_initializer_2524", "'await' expressions cannot be used in a parameter initializer."),
Initializer_provides_no_value_for_this_binding_element_and_the_binding_element_has_no_default_value: diag(2525, ts.DiagnosticCategory.Error, "Initializer_provides_no_value_for_this_binding_element_and_the_binding_element_has_no_default_value_2525", "Initializer provides no value for this binding element and the binding element has no default value."),
A_this_type_is_available_only_in_a_non_static_member_of_a_class_or_interface: diag(2526, ts.DiagnosticCategory.Error, "A_this_type_is_available_only_in_a_non_static_member_of_a_class_or_interface_2526", "A 'this' type is available only in a non-static member of a class or interface."),
The_inferred_type_of_0_references_an_inaccessible_1_type_A_type_annotation_is_necessary: diag(2527, ts.DiagnosticCategory.Error, "The_inferred_type_of_0_references_an_inaccessible_1_type_A_type_annotation_is_necessary_2527", "The inferred type of '{0}' references an inaccessible '{1}' type. A type annotation is necessary."),
A_module_cannot_have_multiple_default_exports: diag(2528, ts.DiagnosticCategory.Error, "A_module_cannot_have_multiple_default_exports_2528", "A module cannot have multiple default exports."),
Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module_containing_async_functions: diag(2529, ts.DiagnosticCategory.Error, "Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module_containing_async_func_2529", "Duplicate identifier '{0}'. Compiler reserves name '{1}' in top level scope of a module containing async functions."),
Property_0_is_incompatible_with_index_signature: diag(2530, ts.DiagnosticCategory.Error, "Property_0_is_incompatible_with_index_signature_2530", "Property '{0}' is incompatible with index signature."),
Object_is_possibly_null: diag(2531, ts.DiagnosticCategory.Error, "Object_is_possibly_null_2531", "Object is possibly 'null'."),
Object_is_possibly_undefined: diag(2532, ts.DiagnosticCategory.Error, "Object_is_possibly_undefined_2532", "Object is possibly 'undefined'."),
Object_is_possibly_null_or_undefined: diag(2533, ts.DiagnosticCategory.Error, "Object_is_possibly_null_or_undefined_2533", "Object is possibly 'null' or 'undefined'."),
A_function_returning_never_cannot_have_a_reachable_end_point: diag(2534, ts.DiagnosticCategory.Error, "A_function_returning_never_cannot_have_a_reachable_end_point_2534", "A function returning 'never' cannot have a reachable end point."),
Enum_type_0_has_members_with_initializers_that_are_not_literals: diag(2535, ts.DiagnosticCategory.Error, "Enum_type_0_has_members_with_initializers_that_are_not_literals_2535", "Enum type '{0}' has members with initializers that are not literals."),
Type_0_cannot_be_used_to_index_type_1: diag(2536, ts.DiagnosticCategory.Error, "Type_0_cannot_be_used_to_index_type_1_2536", "Type '{0}' cannot be used to index type '{1}'."),
Type_0_has_no_matching_index_signature_for_type_1: diag(2537, ts.DiagnosticCategory.Error, "Type_0_has_no_matching_index_signature_for_type_1_2537", "Type '{0}' has no matching index signature for type '{1}'."),
Type_0_cannot_be_used_as_an_index_type: diag(2538, ts.DiagnosticCategory.Error, "Type_0_cannot_be_used_as_an_index_type_2538", "Type '{0}' cannot be used as an index type."),
Cannot_assign_to_0_because_it_is_not_a_variable: diag(2539, ts.DiagnosticCategory.Error, "Cannot_assign_to_0_because_it_is_not_a_variable_2539", "Cannot assign to '{0}' because it is not a variable."),
Cannot_assign_to_0_because_it_is_a_constant_or_a_read_only_property: diag(2540, ts.DiagnosticCategory.Error, "Cannot_assign_to_0_because_it_is_a_constant_or_a_read_only_property_2540", "Cannot assign to '{0}' because it is a constant or a read-only property."),
The_target_of_an_assignment_must_be_a_variable_or_a_property_access: diag(2541, ts.DiagnosticCategory.Error, "The_target_of_an_assignment_must_be_a_variable_or_a_property_access_2541", "The target of an assignment must be a variable or a property access."),
Index_signature_in_type_0_only_permits_reading: diag(2542, ts.DiagnosticCategory.Error, "Index_signature_in_type_0_only_permits_reading_2542", "Index signature in type '{0}' only permits reading."),
Duplicate_identifier_newTarget_Compiler_uses_variable_declaration_newTarget_to_capture_new_target_meta_property_reference: diag(2543, ts.DiagnosticCategory.Error, "Duplicate_identifier_newTarget_Compiler_uses_variable_declaration_newTarget_to_capture_new_target_me_2543", "Duplicate identifier '_newTarget'. Compiler uses variable declaration '_newTarget' to capture 'new.target' meta-property reference."),
Expression_resolves_to_variable_declaration_newTarget_that_compiler_uses_to_capture_new_target_meta_property_reference: diag(2544, ts.DiagnosticCategory.Error, "Expression_resolves_to_variable_declaration_newTarget_that_compiler_uses_to_capture_new_target_meta__2544", "Expression resolves to variable declaration '_newTarget' that compiler uses to capture 'new.target' meta-property reference."),
A_mixin_class_must_have_a_constructor_with_a_single_rest_parameter_of_type_any: diag(2545, ts.DiagnosticCategory.Error, "A_mixin_class_must_have_a_constructor_with_a_single_rest_parameter_of_type_any_2545", "A mixin class must have a constructor with a single rest parameter of type 'any[]'."),
Property_0_has_conflicting_declarations_and_is_inaccessible_in_type_1: diag(2546, ts.DiagnosticCategory.Error, "Property_0_has_conflicting_declarations_and_is_inaccessible_in_type_1_2546", "Property '{0}' has conflicting declarations and is inaccessible in type '{1}'."),
The_type_returned_by_the_next_method_of_an_async_iterator_must_be_a_promise_for_a_type_with_a_value_property: diag(2547, ts.DiagnosticCategory.Error, "The_type_returned_by_the_next_method_of_an_async_iterator_must_be_a_promise_for_a_type_with_a_value__2547", "The type returned by the 'next()' method of an async iterator must be a promise for a type with a 'value' property."),
Type_0_is_not_an_array_type_or_does_not_have_a_Symbol_iterator_method_that_returns_an_iterator: diag(2548, ts.DiagnosticCategory.Error, "Type_0_is_not_an_array_type_or_does_not_have_a_Symbol_iterator_method_that_returns_an_iterator_2548", "Type '{0}' is not an array type or does not have a '[Symbol.iterator]()' method that returns an iterator."),
Type_0_is_not_an_array_type_or_a_string_type_or_does_not_have_a_Symbol_iterator_method_that_returns_an_iterator: diag(2549, ts.DiagnosticCategory.Error, "Type_0_is_not_an_array_type_or_a_string_type_or_does_not_have_a_Symbol_iterator_method_that_returns__2549", "Type '{0}' is not an array type or a string type or does not have a '[Symbol.iterator]()' method that returns an iterator."),
Generic_type_instantiation_is_excessively_deep_and_possibly_infinite: diag(2550, ts.DiagnosticCategory.Error, "Generic_type_instantiation_is_excessively_deep_and_possibly_infinite_2550", "Generic type instantiation is excessively deep and possibly infinite."),
Property_0_does_not_exist_on_type_1_Did_you_mean_2: diag(2551, ts.DiagnosticCategory.Error, "Property_0_does_not_exist_on_type_1_Did_you_mean_2_2551", "Property '{0}' does not exist on type '{1}'. Did you mean '{2}'?"),
Cannot_find_name_0_Did_you_mean_1: diag(2552, ts.DiagnosticCategory.Error, "Cannot_find_name_0_Did_you_mean_1_2552", "Cannot find name '{0}'. Did you mean '{1}'?"),
Computed_values_are_not_permitted_in_an_enum_with_string_valued_members: diag(2553, ts.DiagnosticCategory.Error, "Computed_values_are_not_permitted_in_an_enum_with_string_valued_members_2553", "Computed values are not permitted in an enum with string valued members."),
Expected_0_arguments_but_got_1: diag(2554, ts.DiagnosticCategory.Error, "Expected_0_arguments_but_got_1_2554", "Expected {0} arguments, but got {1}."),
Expected_at_least_0_arguments_but_got_1: diag(2555, ts.DiagnosticCategory.Error, "Expected_at_least_0_arguments_but_got_1_2555", "Expected at least {0} arguments, but got {1}."),
Expected_0_arguments_but_got_1_or_more: diag(2556, ts.DiagnosticCategory.Error, "Expected_0_arguments_but_got_1_or_more_2556", "Expected {0} arguments, but got {1} or more."),
Expected_at_least_0_arguments_but_got_1_or_more: diag(2557, ts.DiagnosticCategory.Error, "Expected_at_least_0_arguments_but_got_1_or_more_2557", "Expected at least {0} arguments, but got {1} or more."),
Expected_0_type_arguments_but_got_1: diag(2558, ts.DiagnosticCategory.Error, "Expected_0_type_arguments_but_got_1_2558", "Expected {0} type arguments, but got {1}."),
Type_0_has_no_properties_in_common_with_type_1: diag(2559, ts.DiagnosticCategory.Error, "Type_0_has_no_properties_in_common_with_type_1_2559", "Type '{0}' has no properties in common with type '{1}'."),
Value_of_type_0_has_no_properties_in_common_with_type_1_Did_you_mean_to_call_it: diag(2560, ts.DiagnosticCategory.Error, "Value_of_type_0_has_no_properties_in_common_with_type_1_Did_you_mean_to_call_it_2560", "Value of type '{0}' has no properties in common with type '{1}'. Did you mean to call it?"),
Object_literal_may_only_specify_known_properties_but_0_does_not_exist_in_type_1_Did_you_mean_to_write_2: diag(2561, ts.DiagnosticCategory.Error, "Object_literal_may_only_specify_known_properties_but_0_does_not_exist_in_type_1_Did_you_mean_to_writ_2561", "Object literal may only specify known properties, but '{0}' does not exist in type '{1}'. Did you mean to write '{2}'?"),
Base_class_expressions_cannot_reference_class_type_parameters: diag(2562, ts.DiagnosticCategory.Error, "Base_class_expressions_cannot_reference_class_type_parameters_2562", "Base class expressions cannot reference class type parameters."),
The_containing_function_or_module_body_is_too_large_for_control_flow_analysis: diag(2563, ts.DiagnosticCategory.Error, "The_containing_function_or_module_body_is_too_large_for_control_flow_analysis_2563", "The containing function or module body is too large for control flow analysis."),
Property_0_has_no_initializer_and_is_not_definitely_assigned_in_the_constructor: diag(2564, ts.DiagnosticCategory.Error, "Property_0_has_no_initializer_and_is_not_definitely_assigned_in_the_constructor_2564", "Property '{0}' has no initializer and is not definitely assigned in the constructor."),
Property_0_is_used_before_being_assigned: diag(2565, ts.DiagnosticCategory.Error, "Property_0_is_used_before_being_assigned_2565", "Property '{0}' is used before being assigned."),
A_rest_element_cannot_have_a_property_name: diag(2566, ts.DiagnosticCategory.Error, "A_rest_element_cannot_have_a_property_name_2566", "A rest element cannot have a property name."),
Enum_declarations_can_only_merge_with_namespace_or_other_enum_declarations: diag(2567, ts.DiagnosticCategory.Error, "Enum_declarations_can_only_merge_with_namespace_or_other_enum_declarations_2567", "Enum declarations can only merge with namespace or other enum declarations."),
Type_0_is_not_an_array_type_Use_compiler_option_downlevelIteration_to_allow_iterating_of_iterators: diag(2568, ts.DiagnosticCategory.Error, "Type_0_is_not_an_array_type_Use_compiler_option_downlevelIteration_to_allow_iterating_of_iterators_2568", "Type '{0}' is not an array type. Use compiler option '--downlevelIteration' to allow iterating of iterators."),
Type_0_is_not_an_array_type_or_a_string_type_Use_compiler_option_downlevelIteration_to_allow_iterating_of_iterators: diag(2569, ts.DiagnosticCategory.Error, "Type_0_is_not_an_array_type_or_a_string_type_Use_compiler_option_downlevelIteration_to_allow_iterati_2569", "Type '{0}' is not an array type or a string type. Use compiler option '--downlevelIteration' to allow iterating of iterators."),
Property_0_does_not_exist_on_type_1_Did_you_forget_to_use_await: diag(2570, ts.DiagnosticCategory.Error, "Property_0_does_not_exist_on_type_1_Did_you_forget_to_use_await_2570", "Property '{0}' does not exist on type '{1}'. Did you forget to use 'await'?"),
Object_is_of_type_unknown: diag(2571, ts.DiagnosticCategory.Error, "Object_is_of_type_unknown_2571", "Object is of type 'unknown'."),
Rest_signatures_are_incompatible: diag(2572, ts.DiagnosticCategory.Error, "Rest_signatures_are_incompatible_2572", "Rest signatures are incompatible."),
Property_0_is_incompatible_with_rest_element_type: diag(2573, ts.DiagnosticCategory.Error, "Property_0_is_incompatible_with_rest_element_type_2573", "Property '{0}' is incompatible with rest element type."),
A_rest_element_type_must_be_an_array_type: diag(2574, ts.DiagnosticCategory.Error, "A_rest_element_type_must_be_an_array_type_2574", "A rest element type must be an array type."),
JSX_element_attributes_type_0_may_not_be_a_union_type: diag(2600, ts.DiagnosticCategory.Error, "JSX_element_attributes_type_0_may_not_be_a_union_type_2600", "JSX element attributes type '{0}' may not be a union type."),
The_return_type_of_a_JSX_element_constructor_must_return_an_object_type: diag(2601, ts.DiagnosticCategory.Error, "The_return_type_of_a_JSX_element_constructor_must_return_an_object_type_2601", "The return type of a JSX element constructor must return an object type."),
JSX_element_implicitly_has_type_any_because_the_global_type_JSX_Element_does_not_exist: diag(2602, ts.DiagnosticCategory.Error, "JSX_element_implicitly_has_type_any_because_the_global_type_JSX_Element_does_not_exist_2602", "JSX element implicitly has type 'any' because the global type 'JSX.Element' does not exist."),
Property_0_in_type_1_is_not_assignable_to_type_2: diag(2603, ts.DiagnosticCategory.Error, "Property_0_in_type_1_is_not_assignable_to_type_2_2603", "Property '{0}' in type '{1}' is not assignable to type '{2}'."),
JSX_element_type_0_does_not_have_any_construct_or_call_signatures: diag(2604, ts.DiagnosticCategory.Error, "JSX_element_type_0_does_not_have_any_construct_or_call_signatures_2604", "JSX element type '{0}' does not have any construct or call signatures."),
JSX_element_type_0_is_not_a_constructor_function_for_JSX_elements: diag(2605, ts.DiagnosticCategory.Error, "JSX_element_type_0_is_not_a_constructor_function_for_JSX_elements_2605", "JSX element type '{0}' is not a constructor function for JSX elements."),
Property_0_of_JSX_spread_attribute_is_not_assignable_to_target_property: diag(2606, ts.DiagnosticCategory.Error, "Property_0_of_JSX_spread_attribute_is_not_assignable_to_target_property_2606", "Property '{0}' of JSX spread attribute is not assignable to target property."),
JSX_element_class_does_not_support_attributes_because_it_does_not_have_a_0_property: diag(2607, ts.DiagnosticCategory.Error, "JSX_element_class_does_not_support_attributes_because_it_does_not_have_a_0_property_2607", "JSX element class does not support attributes because it does not have a '{0}' property."),
The_global_type_JSX_0_may_not_have_more_than_one_property: diag(2608, ts.DiagnosticCategory.Error, "The_global_type_JSX_0_may_not_have_more_than_one_property_2608", "The global type 'JSX.{0}' may not have more than one property."),
JSX_spread_child_must_be_an_array_type: diag(2609, ts.DiagnosticCategory.Error, "JSX_spread_child_must_be_an_array_type_2609", "JSX spread child must be an array type."),
Cannot_augment_module_0_with_value_exports_because_it_resolves_to_a_non_module_entity: diag(2649, ts.DiagnosticCategory.Error, "Cannot_augment_module_0_with_value_exports_because_it_resolves_to_a_non_module_entity_2649", "Cannot augment module '{0}' with value exports because it resolves to a non-module entity."),
A_member_initializer_in_a_enum_declaration_cannot_reference_members_declared_after_it_including_members_defined_in_other_enums: diag(2651, ts.DiagnosticCategory.Error, "A_member_initializer_in_a_enum_declaration_cannot_reference_members_declared_after_it_including_memb_2651", "A member initializer in a enum declaration cannot reference members declared after it, including members defined in other enums."),
Merged_declaration_0_cannot_include_a_default_export_declaration_Consider_adding_a_separate_export_default_0_declaration_instead: diag(2652, ts.DiagnosticCategory.Error, "Merged_declaration_0_cannot_include_a_default_export_declaration_Consider_adding_a_separate_export_d_2652", "Merged declaration '{0}' cannot include a default export declaration. Consider adding a separate 'export default {0}' declaration instead."),
Non_abstract_class_expression_does_not_implement_inherited_abstract_member_0_from_class_1: diag(2653, ts.DiagnosticCategory.Error, "Non_abstract_class_expression_does_not_implement_inherited_abstract_member_0_from_class_1_2653", "Non-abstract class expression does not implement inherited abstract member '{0}' from class '{1}'."),
Exported_external_package_typings_file_cannot_contain_tripleslash_references_Please_contact_the_package_author_to_update_the_package_definition: diag(2654, ts.DiagnosticCategory.Error, "Exported_external_package_typings_file_cannot_contain_tripleslash_references_Please_contact_the_pack_2654", "Exported external package typings file cannot contain tripleslash references. Please contact the package author to update the package definition."),
Exported_external_package_typings_file_0_is_not_a_module_Please_contact_the_package_author_to_update_the_package_definition: diag(2656, ts.DiagnosticCategory.Error, "Exported_external_package_typings_file_0_is_not_a_module_Please_contact_the_package_author_to_update_2656", "Exported external package typings file '{0}' is not a module. Please contact the package author to update the package definition."),
JSX_expressions_must_have_one_parent_element: diag(2657, ts.DiagnosticCategory.Error, "JSX_expressions_must_have_one_parent_element_2657", "JSX expressions must have one parent element."),
Type_0_provides_no_match_for_the_signature_1: diag(2658, ts.DiagnosticCategory.Error, "Type_0_provides_no_match_for_the_signature_1_2658", "Type '{0}' provides no match for the signature '{1}'."),
super_is_only_allowed_in_members_of_object_literal_expressions_when_option_target_is_ES2015_or_higher: diag(2659, ts.DiagnosticCategory.Error, "super_is_only_allowed_in_members_of_object_literal_expressions_when_option_target_is_ES2015_or_highe_2659", "'super' is only allowed in members of object literal expressions when option 'target' is 'ES2015' or higher."),
super_can_only_be_referenced_in_members_of_derived_classes_or_object_literal_expressions: diag(2660, ts.DiagnosticCategory.Error, "super_can_only_be_referenced_in_members_of_derived_classes_or_object_literal_expressions_2660", "'super' can only be referenced in members of derived classes or object literal expressions."),
Cannot_export_0_Only_local_declarations_can_be_exported_from_a_module: diag(2661, ts.DiagnosticCategory.Error, "Cannot_export_0_Only_local_declarations_can_be_exported_from_a_module_2661", "Cannot export '{0}'. Only local declarations can be exported from a module."),
Cannot_find_name_0_Did_you_mean_the_static_member_1_0: diag(2662, ts.DiagnosticCategory.Error, "Cannot_find_name_0_Did_you_mean_the_static_member_1_0_2662", "Cannot find name '{0}'. Did you mean the static member '{1}.{0}'?"),
Cannot_find_name_0_Did_you_mean_the_instance_member_this_0: diag(2663, ts.DiagnosticCategory.Error, "Cannot_find_name_0_Did_you_mean_the_instance_member_this_0_2663", "Cannot find name '{0}'. Did you mean the instance member 'this.{0}'?"),
Invalid_module_name_in_augmentation_module_0_cannot_be_found: diag(2664, ts.DiagnosticCategory.Error, "Invalid_module_name_in_augmentation_module_0_cannot_be_found_2664", "Invalid module name in augmentation, module '{0}' cannot be found."),
Invalid_module_name_in_augmentation_Module_0_resolves_to_an_untyped_module_at_1_which_cannot_be_augmented: diag(2665, ts.DiagnosticCategory.Error, "Invalid_module_name_in_augmentation_Module_0_resolves_to_an_untyped_module_at_1_which_cannot_be_augm_2665", "Invalid module name in augmentation. Module '{0}' resolves to an untyped module at '{1}', which cannot be augmented."),
Exports_and_export_assignments_are_not_permitted_in_module_augmentations: diag(2666, ts.DiagnosticCategory.Error, "Exports_and_export_assignments_are_not_permitted_in_module_augmentations_2666", "Exports and export assignments are not permitted in module augmentations."),
Imports_are_not_permitted_in_module_augmentations_Consider_moving_them_to_the_enclosing_external_module: diag(2667, ts.DiagnosticCategory.Error, "Imports_are_not_permitted_in_module_augmentations_Consider_moving_them_to_the_enclosing_external_mod_2667", "Imports are not permitted in module augmentations. Consider moving them to the enclosing external module."),
export_modifier_cannot_be_applied_to_ambient_modules_and_module_augmentations_since_they_are_always_visible: diag(2668, ts.DiagnosticCategory.Error, "export_modifier_cannot_be_applied_to_ambient_modules_and_module_augmentations_since_they_are_always__2668", "'export' modifier cannot be applied to ambient modules and module augmentations since they are always visible."),
Augmentations_for_the_global_scope_can_only_be_directly_nested_in_external_modules_or_ambient_module_declarations: diag(2669, ts.DiagnosticCategory.Error, "Augmentations_for_the_global_scope_can_only_be_directly_nested_in_external_modules_or_ambient_module_2669", "Augmentations for the global scope can only be directly nested in external modules or ambient module declarations."),
Augmentations_for_the_global_scope_should_have_declare_modifier_unless_they_appear_in_already_ambient_context: diag(2670, ts.DiagnosticCategory.Error, "Augmentations_for_the_global_scope_should_have_declare_modifier_unless_they_appear_in_already_ambien_2670", "Augmentations for the global scope should have 'declare' modifier unless they appear in already ambient context."),
Cannot_augment_module_0_because_it_resolves_to_a_non_module_entity: diag(2671, ts.DiagnosticCategory.Error, "Cannot_augment_module_0_because_it_resolves_to_a_non_module_entity_2671", "Cannot augment module '{0}' because it resolves to a non-module entity."),
Cannot_assign_a_0_constructor_type_to_a_1_constructor_type: diag(2672, ts.DiagnosticCategory.Error, "Cannot_assign_a_0_constructor_type_to_a_1_constructor_type_2672", "Cannot assign a '{0}' constructor type to a '{1}' constructor type."),
Constructor_of_class_0_is_private_and_only_accessible_within_the_class_declaration: diag(2673, ts.DiagnosticCategory.Error, "Constructor_of_class_0_is_private_and_only_accessible_within_the_class_declaration_2673", "Constructor of class '{0}' is private and only accessible within the class declaration."),
Constructor_of_class_0_is_protected_and_only_accessible_within_the_class_declaration: diag(2674, ts.DiagnosticCategory.Error, "Constructor_of_class_0_is_protected_and_only_accessible_within_the_class_declaration_2674", "Constructor of class '{0}' is protected and only accessible within the class declaration."),
Cannot_extend_a_class_0_Class_constructor_is_marked_as_private: diag(2675, ts.DiagnosticCategory.Error, "Cannot_extend_a_class_0_Class_constructor_is_marked_as_private_2675", "Cannot extend a class '{0}'. Class constructor is marked as private."),
Accessors_must_both_be_abstract_or_non_abstract: diag(2676, ts.DiagnosticCategory.Error, "Accessors_must_both_be_abstract_or_non_abstract_2676", "Accessors must both be abstract or non-abstract."),
A_type_predicate_s_type_must_be_assignable_to_its_parameter_s_type: diag(2677, ts.DiagnosticCategory.Error, "A_type_predicate_s_type_must_be_assignable_to_its_parameter_s_type_2677", "A type predicate's type must be assignable to its parameter's type."),
Type_0_is_not_comparable_to_type_1: diag(2678, ts.DiagnosticCategory.Error, "Type_0_is_not_comparable_to_type_1_2678", "Type '{0}' is not comparable to type '{1}'."),
A_function_that_is_called_with_the_new_keyword_cannot_have_a_this_type_that_is_void: diag(2679, ts.DiagnosticCategory.Error, "A_function_that_is_called_with_the_new_keyword_cannot_have_a_this_type_that_is_void_2679", "A function that is called with the 'new' keyword cannot have a 'this' type that is 'void'."),
A_0_parameter_must_be_the_first_parameter: diag(2680, ts.DiagnosticCategory.Error, "A_0_parameter_must_be_the_first_parameter_2680", "A '{0}' parameter must be the first parameter."),
A_constructor_cannot_have_a_this_parameter: diag(2681, ts.DiagnosticCategory.Error, "A_constructor_cannot_have_a_this_parameter_2681", "A constructor cannot have a 'this' parameter."),
get_and_set_accessor_must_have_the_same_this_type: diag(2682, ts.DiagnosticCategory.Error, "get_and_set_accessor_must_have_the_same_this_type_2682", "'get' and 'set' accessor must have the same 'this' type."),
this_implicitly_has_type_any_because_it_does_not_have_a_type_annotation: diag(2683, ts.DiagnosticCategory.Error, "this_implicitly_has_type_any_because_it_does_not_have_a_type_annotation_2683", "'this' implicitly has type 'any' because it does not have a type annotation."),
The_this_context_of_type_0_is_not_assignable_to_method_s_this_of_type_1: diag(2684, ts.DiagnosticCategory.Error, "The_this_context_of_type_0_is_not_assignable_to_method_s_this_of_type_1_2684", "The 'this' context of type '{0}' is not assignable to method's 'this' of type '{1}'."),
The_this_types_of_each_signature_are_incompatible: diag(2685, ts.DiagnosticCategory.Error, "The_this_types_of_each_signature_are_incompatible_2685", "The 'this' types of each signature are incompatible."),
_0_refers_to_a_UMD_global_but_the_current_file_is_a_module_Consider_adding_an_import_instead: diag(2686, ts.DiagnosticCategory.Error, "_0_refers_to_a_UMD_global_but_the_current_file_is_a_module_Consider_adding_an_import_instead_2686", "'{0}' refers to a UMD global, but the current file is a module. Consider adding an import instead."),
All_declarations_of_0_must_have_identical_modifiers: diag(2687, ts.DiagnosticCategory.Error, "All_declarations_of_0_must_have_identical_modifiers_2687", "All declarations of '{0}' must have identical modifiers."),
Cannot_find_type_definition_file_for_0: diag(2688, ts.DiagnosticCategory.Error, "Cannot_find_type_definition_file_for_0_2688", "Cannot find type definition file for '{0}'."),
Cannot_extend_an_interface_0_Did_you_mean_implements: diag(2689, ts.DiagnosticCategory.Error, "Cannot_extend_an_interface_0_Did_you_mean_implements_2689", "Cannot extend an interface '{0}'. Did you mean 'implements'?"),
An_import_path_cannot_end_with_a_0_extension_Consider_importing_1_instead: diag(2691, ts.DiagnosticCategory.Error, "An_import_path_cannot_end_with_a_0_extension_Consider_importing_1_instead_2691", "An import path cannot end with a '{0}' extension. Consider importing '{1}' instead."),
_0_is_a_primitive_but_1_is_a_wrapper_object_Prefer_using_0_when_possible: diag(2692, ts.DiagnosticCategory.Error, "_0_is_a_primitive_but_1_is_a_wrapper_object_Prefer_using_0_when_possible_2692", "'{0}' is a primitive, but '{1}' is a wrapper object. Prefer using '{0}' when possible."),
_0_only_refers_to_a_type_but_is_being_used_as_a_value_here: diag(2693, ts.DiagnosticCategory.Error, "_0_only_refers_to_a_type_but_is_being_used_as_a_value_here_2693", "'{0}' only refers to a type, but is being used as a value here."),
Namespace_0_has_no_exported_member_1: diag(2694, ts.DiagnosticCategory.Error, "Namespace_0_has_no_exported_member_1_2694", "Namespace '{0}' has no exported member '{1}'."),
Left_side_of_comma_operator_is_unused_and_has_no_side_effects: diag(2695, ts.DiagnosticCategory.Error, "Left_side_of_comma_operator_is_unused_and_has_no_side_effects_2695", "Left side of comma operator is unused and has no side effects.", true),
The_Object_type_is_assignable_to_very_few_other_types_Did_you_mean_to_use_the_any_type_instead: diag(2696, ts.DiagnosticCategory.Error, "The_Object_type_is_assignable_to_very_few_other_types_Did_you_mean_to_use_the_any_type_instead_2696", "The 'Object' type is assignable to very few other types. Did you mean to use the 'any' type instead?"),
An_async_function_or_method_must_return_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_include_ES2015_in_your_lib_option: diag(2697, ts.DiagnosticCategory.Error, "An_async_function_or_method_must_return_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_in_2697", "An async function or method must return a 'Promise'. Make sure you have a declaration for 'Promise' or include 'ES2015' in your `--lib` option."),
Spread_types_may_only_be_created_from_object_types: diag(2698, ts.DiagnosticCategory.Error, "Spread_types_may_only_be_created_from_object_types_2698", "Spread types may only be created from object types."),
Static_property_0_conflicts_with_built_in_property_Function_0_of_constructor_function_1: diag(2699, ts.DiagnosticCategory.Error, "Static_property_0_conflicts_with_built_in_property_Function_0_of_constructor_function_1_2699", "Static property '{0}' conflicts with built-in property 'Function.{0}' of constructor function '{1}'."),
Rest_types_may_only_be_created_from_object_types: diag(2700, ts.DiagnosticCategory.Error, "Rest_types_may_only_be_created_from_object_types_2700", "Rest types may only be created from object types."),
The_target_of_an_object_rest_assignment_must_be_a_variable_or_a_property_access: diag(2701, ts.DiagnosticCategory.Error, "The_target_of_an_object_rest_assignment_must_be_a_variable_or_a_property_access_2701", "The target of an object rest assignment must be a variable or a property access."),
_0_only_refers_to_a_type_but_is_being_used_as_a_namespace_here: diag(2702, ts.DiagnosticCategory.Error, "_0_only_refers_to_a_type_but_is_being_used_as_a_namespace_here_2702", "'{0}' only refers to a type, but is being used as a namespace here."),
The_operand_of_a_delete_operator_must_be_a_property_reference: diag(2703, ts.DiagnosticCategory.Error, "The_operand_of_a_delete_operator_must_be_a_property_reference_2703", "The operand of a delete operator must be a property reference."),
The_operand_of_a_delete_operator_cannot_be_a_read_only_property: diag(2704, ts.DiagnosticCategory.Error, "The_operand_of_a_delete_operator_cannot_be_a_read_only_property_2704", "The operand of a delete operator cannot be a read-only property."),
An_async_function_or_method_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_declaration_for_the_Promise_constructor_or_include_ES2015_in_your_lib_option: diag(2705, ts.DiagnosticCategory.Error, "An_async_function_or_method_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_de_2705", "An async function or method in ES5/ES3 requires the 'Promise' constructor. Make sure you have a declaration for the 'Promise' constructor or include 'ES2015' in your `--lib` option."),
Required_type_parameters_may_not_follow_optional_type_parameters: diag(2706, ts.DiagnosticCategory.Error, "Required_type_parameters_may_not_follow_optional_type_parameters_2706", "Required type parameters may not follow optional type parameters."),
Generic_type_0_requires_between_1_and_2_type_arguments: diag(2707, ts.DiagnosticCategory.Error, "Generic_type_0_requires_between_1_and_2_type_arguments_2707", "Generic type '{0}' requires between {1} and {2} type arguments."),
Cannot_use_namespace_0_as_a_value: diag(2708, ts.DiagnosticCategory.Error, "Cannot_use_namespace_0_as_a_value_2708", "Cannot use namespace '{0}' as a value."),
Cannot_use_namespace_0_as_a_type: diag(2709, ts.DiagnosticCategory.Error, "Cannot_use_namespace_0_as_a_type_2709", "Cannot use namespace '{0}' as a type."),
_0_are_specified_twice_The_attribute_named_0_will_be_overwritten: diag(2710, ts.DiagnosticCategory.Error, "_0_are_specified_twice_The_attribute_named_0_will_be_overwritten_2710", "'{0}' are specified twice. The attribute named '{0}' will be overwritten."),
A_dynamic_import_call_returns_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_include_ES2015_in_your_lib_option: diag(2711, ts.DiagnosticCategory.Error, "A_dynamic_import_call_returns_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_include_ES20_2711", "A dynamic import call returns a 'Promise'. Make sure you have a declaration for 'Promise' or include 'ES2015' in your `--lib` option."),
A_dynamic_import_call_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_declaration_for_the_Promise_constructor_or_include_ES2015_in_your_lib_option: diag(2712, ts.DiagnosticCategory.Error, "A_dynamic_import_call_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_declarat_2712", "A dynamic import call in ES5/ES3 requires the 'Promise' constructor. Make sure you have a declaration for the 'Promise' constructor or include 'ES2015' in your `--lib` option."),
Cannot_access_0_1_because_0_is_a_type_but_not_a_namespace_Did_you_mean_to_retrieve_the_type_of_the_property_1_in_0_with_0_1: diag(2713, ts.DiagnosticCategory.Error, "Cannot_access_0_1_because_0_is_a_type_but_not_a_namespace_Did_you_mean_to_retrieve_the_type_of_the_p_2713", "Cannot access '{0}.{1}' because '{0}' is a type, but not a namespace. Did you mean to retrieve the type of the property '{1}' in '{0}' with '{0}[\"{1}\"]'?"),
The_expression_of_an_export_assignment_must_be_an_identifier_or_qualified_name_in_an_ambient_context: diag(2714, ts.DiagnosticCategory.Error, "The_expression_of_an_export_assignment_must_be_an_identifier_or_qualified_name_in_an_ambient_context_2714", "The expression of an export assignment must be an identifier or qualified name in an ambient context."),
Abstract_property_0_in_class_1_cannot_be_accessed_in_the_constructor: diag(2715, ts.DiagnosticCategory.Error, "Abstract_property_0_in_class_1_cannot_be_accessed_in_the_constructor_2715", "Abstract property '{0}' in class '{1}' cannot be accessed in the constructor."),
Type_parameter_0_has_a_circular_default: diag(2716, ts.DiagnosticCategory.Error, "Type_parameter_0_has_a_circular_default_2716", "Type parameter '{0}' has a circular default."),
Subsequent_property_declarations_must_have_the_same_type_Property_0_must_be_of_type_1_but_here_has_type_2: diag(2717, ts.DiagnosticCategory.Error, "Subsequent_property_declarations_must_have_the_same_type_Property_0_must_be_of_type_1_but_here_has_t_2717", "Subsequent property declarations must have the same type. Property '{0}' must be of type '{1}', but here has type '{2}'."),
Duplicate_declaration_0: diag(2718, ts.DiagnosticCategory.Error, "Duplicate_declaration_0_2718", "Duplicate declaration '{0}'."),
Type_0_is_not_assignable_to_type_1_Two_different_types_with_this_name_exist_but_they_are_unrelated: diag(2719, ts.DiagnosticCategory.Error, "Type_0_is_not_assignable_to_type_1_Two_different_types_with_this_name_exist_but_they_are_unrelated_2719", "Type '{0}' is not assignable to type '{1}'. Two different types with this name exist, but they are unrelated."),
Class_0_incorrectly_implements_class_1_Did_you_mean_to_extend_1_and_inherit_its_members_as_a_subclass: diag(2720, ts.DiagnosticCategory.Error, "Class_0_incorrectly_implements_class_1_Did_you_mean_to_extend_1_and_inherit_its_members_as_a_subclas_2720", "Class '{0}' incorrectly implements class '{1}'. Did you mean to extend '{1}' and inherit its members as a subclass?"),
Cannot_invoke_an_object_which_is_possibly_null: diag(2721, ts.DiagnosticCategory.Error, "Cannot_invoke_an_object_which_is_possibly_null_2721", "Cannot invoke an object which is possibly 'null'."),
Cannot_invoke_an_object_which_is_possibly_undefined: diag(2722, ts.DiagnosticCategory.Error, "Cannot_invoke_an_object_which_is_possibly_undefined_2722", "Cannot invoke an object which is possibly 'undefined'."),
Cannot_invoke_an_object_which_is_possibly_null_or_undefined: diag(2723, ts.DiagnosticCategory.Error, "Cannot_invoke_an_object_which_is_possibly_null_or_undefined_2723", "Cannot invoke an object which is possibly 'null' or 'undefined'."),
Module_0_has_no_exported_member_1_Did_you_mean_2: diag(2724, ts.DiagnosticCategory.Error, "Module_0_has_no_exported_member_1_Did_you_mean_2_2724", "Module '{0}' has no exported member '{1}'. Did you mean '{2}'?"),
Class_name_cannot_be_Object_when_targeting_ES5_with_module_0: diag(2725, ts.DiagnosticCategory.Error, "Class_name_cannot_be_Object_when_targeting_ES5_with_module_0_2725", "Class name cannot be 'Object' when targeting ES5 with module {0}."),
Cannot_find_lib_definition_for_0: diag(2726, ts.DiagnosticCategory.Error, "Cannot_find_lib_definition_for_0_2726", "Cannot find lib definition for '{0}'."),
Cannot_find_lib_definition_for_0_Did_you_mean_1: diag(2727, ts.DiagnosticCategory.Error, "Cannot_find_lib_definition_for_0_Did_you_mean_1_2727", "Cannot find lib definition for '{0}'. Did you mean '{1}'?"),
_0_was_declared_here: diag(2728, ts.DiagnosticCategory.Error, "_0_was_declared_here_2728", "'{0}' was declared here."),
Property_0_is_used_before_its_initialization: diag(2729, ts.DiagnosticCategory.Error, "Property_0_is_used_before_its_initialization_2729", "Property '{0}' is used before its initialization."),
Import_declaration_0_is_using_private_name_1: diag(4000, ts.DiagnosticCategory.Error, "Import_declaration_0_is_using_private_name_1_4000", "Import declaration '{0}' is using private name '{1}'."),
Type_parameter_0_of_exported_class_has_or_is_using_private_name_1: diag(4002, ts.DiagnosticCategory.Error, "Type_parameter_0_of_exported_class_has_or_is_using_private_name_1_4002", "Type parameter '{0}' of exported class has or is using private name '{1}'."),
Type_parameter_0_of_exported_interface_has_or_is_using_private_name_1: diag(4004, ts.DiagnosticCategory.Error, "Type_parameter_0_of_exported_interface_has_or_is_using_private_name_1_4004", "Type parameter '{0}' of exported interface has or is using private name '{1}'."),
Type_parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1: diag(4006, ts.DiagnosticCategory.Error, "Type_parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1_4006", "Type parameter '{0}' of constructor signature from exported interface has or is using private name '{1}'."),
Type_parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1: diag(4008, ts.DiagnosticCategory.Error, "Type_parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1_4008", "Type parameter '{0}' of call signature from exported interface has or is using private name '{1}'."),
Type_parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1: diag(4010, ts.DiagnosticCategory.Error, "Type_parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1_4010", "Type parameter '{0}' of public static method from exported class has or is using private name '{1}'."),
Type_parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1: diag(4012, ts.DiagnosticCategory.Error, "Type_parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1_4012", "Type parameter '{0}' of public method from exported class has or is using private name '{1}'."),
Type_parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1: diag(4014, ts.DiagnosticCategory.Error, "Type_parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1_4014", "Type parameter '{0}' of method from exported interface has or is using private name '{1}'."),
Type_parameter_0_of_exported_function_has_or_is_using_private_name_1: diag(4016, ts.DiagnosticCategory.Error, "Type_parameter_0_of_exported_function_has_or_is_using_private_name_1_4016", "Type parameter '{0}' of exported function has or is using private name '{1}'."),
Implements_clause_of_exported_class_0_has_or_is_using_private_name_1: diag(4019, ts.DiagnosticCategory.Error, "Implements_clause_of_exported_class_0_has_or_is_using_private_name_1_4019", "Implements clause of exported class '{0}' has or is using private name '{1}'."),
extends_clause_of_exported_class_0_has_or_is_using_private_name_1: diag(4020, ts.DiagnosticCategory.Error, "extends_clause_of_exported_class_0_has_or_is_using_private_name_1_4020", "'extends' clause of exported class '{0}' has or is using private name '{1}'."),
extends_clause_of_exported_interface_0_has_or_is_using_private_name_1: diag(4022, ts.DiagnosticCategory.Error, "extends_clause_of_exported_interface_0_has_or_is_using_private_name_1_4022", "'extends' clause of exported interface '{0}' has or is using private name '{1}'."),
Exported_variable_0_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4023, ts.DiagnosticCategory.Error, "Exported_variable_0_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named_4023", "Exported variable '{0}' has or is using name '{1}' from external module {2} but cannot be named."),
Exported_variable_0_has_or_is_using_name_1_from_private_module_2: diag(4024, ts.DiagnosticCategory.Error, "Exported_variable_0_has_or_is_using_name_1_from_private_module_2_4024", "Exported variable '{0}' has or is using name '{1}' from private module '{2}'."),
Exported_variable_0_has_or_is_using_private_name_1: diag(4025, ts.DiagnosticCategory.Error, "Exported_variable_0_has_or_is_using_private_name_1_4025", "Exported variable '{0}' has or is using private name '{1}'."),
Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4026, ts.DiagnosticCategory.Error, "Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot__4026", "Public static property '{0}' of exported class has or is using name '{1}' from external module {2} but cannot be named."),
Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4027, ts.DiagnosticCategory.Error, "Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2_4027", "Public static property '{0}' of exported class has or is using name '{1}' from private module '{2}'."),
Public_static_property_0_of_exported_class_has_or_is_using_private_name_1: diag(4028, ts.DiagnosticCategory.Error, "Public_static_property_0_of_exported_class_has_or_is_using_private_name_1_4028", "Public static property '{0}' of exported class has or is using private name '{1}'."),
Public_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4029, ts.DiagnosticCategory.Error, "Public_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_name_4029", "Public property '{0}' of exported class has or is using name '{1}' from external module {2} but cannot be named."),
Public_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4030, ts.DiagnosticCategory.Error, "Public_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2_4030", "Public property '{0}' of exported class has or is using name '{1}' from private module '{2}'."),
Public_property_0_of_exported_class_has_or_is_using_private_name_1: diag(4031, ts.DiagnosticCategory.Error, "Public_property_0_of_exported_class_has_or_is_using_private_name_1_4031", "Public property '{0}' of exported class has or is using private name '{1}'."),
Property_0_of_exported_interface_has_or_is_using_name_1_from_private_module_2: diag(4032, ts.DiagnosticCategory.Error, "Property_0_of_exported_interface_has_or_is_using_name_1_from_private_module_2_4032", "Property '{0}' of exported interface has or is using name '{1}' from private module '{2}'."),
Property_0_of_exported_interface_has_or_is_using_private_name_1: diag(4033, ts.DiagnosticCategory.Error, "Property_0_of_exported_interface_has_or_is_using_private_name_1_4033", "Property '{0}' of exported interface has or is using private name '{1}'."),
Parameter_type_of_public_static_setter_0_from_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4034, ts.DiagnosticCategory.Error, "Parameter_type_of_public_static_setter_0_from_exported_class_has_or_is_using_name_1_from_private_mod_4034", "Parameter type of public static setter '{0}' from exported class has or is using name '{1}' from private module '{2}'."),
Parameter_type_of_public_static_setter_0_from_exported_class_has_or_is_using_private_name_1: diag(4035, ts.DiagnosticCategory.Error, "Parameter_type_of_public_static_setter_0_from_exported_class_has_or_is_using_private_name_1_4035", "Parameter type of public static setter '{0}' from exported class has or is using private name '{1}'."),
Parameter_type_of_public_setter_0_from_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4036, ts.DiagnosticCategory.Error, "Parameter_type_of_public_setter_0_from_exported_class_has_or_is_using_name_1_from_private_module_2_4036", "Parameter type of public setter '{0}' from exported class has or is using name '{1}' from private module '{2}'."),
Parameter_type_of_public_setter_0_from_exported_class_has_or_is_using_private_name_1: diag(4037, ts.DiagnosticCategory.Error, "Parameter_type_of_public_setter_0_from_exported_class_has_or_is_using_private_name_1_4037", "Parameter type of public setter '{0}' from exported class has or is using private name '{1}'."),
Return_type_of_public_static_getter_0_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4038, ts.DiagnosticCategory.Error, "Return_type_of_public_static_getter_0_from_exported_class_has_or_is_using_name_1_from_external_modul_4038", "Return type of public static getter '{0}' from exported class has or is using name '{1}' from external module {2} but cannot be named."),
Return_type_of_public_static_getter_0_from_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4039, ts.DiagnosticCategory.Error, "Return_type_of_public_static_getter_0_from_exported_class_has_or_is_using_name_1_from_private_module_4039", "Return type of public static getter '{0}' from exported class has or is using name '{1}' from private module '{2}'."),
Return_type_of_public_static_getter_0_from_exported_class_has_or_is_using_private_name_1: diag(4040, ts.DiagnosticCategory.Error, "Return_type_of_public_static_getter_0_from_exported_class_has_or_is_using_private_name_1_4040", "Return type of public static getter '{0}' from exported class has or is using private name '{1}'."),
Return_type_of_public_getter_0_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4041, ts.DiagnosticCategory.Error, "Return_type_of_public_getter_0_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_4041", "Return type of public getter '{0}' from exported class has or is using name '{1}' from external module {2} but cannot be named."),
Return_type_of_public_getter_0_from_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4042, ts.DiagnosticCategory.Error, "Return_type_of_public_getter_0_from_exported_class_has_or_is_using_name_1_from_private_module_2_4042", "Return type of public getter '{0}' from exported class has or is using name '{1}' from private module '{2}'."),
Return_type_of_public_getter_0_from_exported_class_has_or_is_using_private_name_1: diag(4043, ts.DiagnosticCategory.Error, "Return_type_of_public_getter_0_from_exported_class_has_or_is_using_private_name_1_4043", "Return type of public getter '{0}' from exported class has or is using private name '{1}'."),
Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1: diag(4044, ts.DiagnosticCategory.Error, "Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_name_0_from_private_mod_4044", "Return type of constructor signature from exported interface has or is using name '{0}' from private module '{1}'."),
Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_0: diag(4045, ts.DiagnosticCategory.Error, "Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_0_4045", "Return type of constructor signature from exported interface has or is using private name '{0}'."),
Return_type_of_call_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1: diag(4046, ts.DiagnosticCategory.Error, "Return_type_of_call_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1_4046", "Return type of call signature from exported interface has or is using name '{0}' from private module '{1}'."),
Return_type_of_call_signature_from_exported_interface_has_or_is_using_private_name_0: diag(4047, ts.DiagnosticCategory.Error, "Return_type_of_call_signature_from_exported_interface_has_or_is_using_private_name_0_4047", "Return type of call signature from exported interface has or is using private name '{0}'."),
Return_type_of_index_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1: diag(4048, ts.DiagnosticCategory.Error, "Return_type_of_index_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1_4048", "Return type of index signature from exported interface has or is using name '{0}' from private module '{1}'."),
Return_type_of_index_signature_from_exported_interface_has_or_is_using_private_name_0: diag(4049, ts.DiagnosticCategory.Error, "Return_type_of_index_signature_from_exported_interface_has_or_is_using_private_name_0_4049", "Return type of index signature from exported interface has or is using private name '{0}'."),
Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: diag(4050, ts.DiagnosticCategory.Error, "Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_external_module__4050", "Return type of public static method from exported class has or is using name '{0}' from external module {1} but cannot be named."),
Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_private_module_1: diag(4051, ts.DiagnosticCategory.Error, "Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_private_module_1_4051", "Return type of public static method from exported class has or is using name '{0}' from private module '{1}'."),
Return_type_of_public_static_method_from_exported_class_has_or_is_using_private_name_0: diag(4052, ts.DiagnosticCategory.Error, "Return_type_of_public_static_method_from_exported_class_has_or_is_using_private_name_0_4052", "Return type of public static method from exported class has or is using private name '{0}'."),
Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: diag(4053, ts.DiagnosticCategory.Error, "Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_c_4053", "Return type of public method from exported class has or is using name '{0}' from external module {1} but cannot be named."),
Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_private_module_1: diag(4054, ts.DiagnosticCategory.Error, "Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_private_module_1_4054", "Return type of public method from exported class has or is using name '{0}' from private module '{1}'."),
Return_type_of_public_method_from_exported_class_has_or_is_using_private_name_0: diag(4055, ts.DiagnosticCategory.Error, "Return_type_of_public_method_from_exported_class_has_or_is_using_private_name_0_4055", "Return type of public method from exported class has or is using private name '{0}'."),
Return_type_of_method_from_exported_interface_has_or_is_using_name_0_from_private_module_1: diag(4056, ts.DiagnosticCategory.Error, "Return_type_of_method_from_exported_interface_has_or_is_using_name_0_from_private_module_1_4056", "Return type of method from exported interface has or is using name '{0}' from private module '{1}'."),
Return_type_of_method_from_exported_interface_has_or_is_using_private_name_0: diag(4057, ts.DiagnosticCategory.Error, "Return_type_of_method_from_exported_interface_has_or_is_using_private_name_0_4057", "Return type of method from exported interface has or is using private name '{0}'."),
Return_type_of_exported_function_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: diag(4058, ts.DiagnosticCategory.Error, "Return_type_of_exported_function_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named_4058", "Return type of exported function has or is using name '{0}' from external module {1} but cannot be named."),
Return_type_of_exported_function_has_or_is_using_name_0_from_private_module_1: diag(4059, ts.DiagnosticCategory.Error, "Return_type_of_exported_function_has_or_is_using_name_0_from_private_module_1_4059", "Return type of exported function has or is using name '{0}' from private module '{1}'."),
Return_type_of_exported_function_has_or_is_using_private_name_0: diag(4060, ts.DiagnosticCategory.Error, "Return_type_of_exported_function_has_or_is_using_private_name_0_4060", "Return type of exported function has or is using private name '{0}'."),
Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4061, ts.DiagnosticCategory.Error, "Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_can_4061", "Parameter '{0}' of constructor from exported class has or is using name '{1}' from external module {2} but cannot be named."),
Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4062, ts.DiagnosticCategory.Error, "Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_private_module_2_4062", "Parameter '{0}' of constructor from exported class has or is using name '{1}' from private module '{2}'."),
Parameter_0_of_constructor_from_exported_class_has_or_is_using_private_name_1: diag(4063, ts.DiagnosticCategory.Error, "Parameter_0_of_constructor_from_exported_class_has_or_is_using_private_name_1_4063", "Parameter '{0}' of constructor from exported class has or is using private name '{1}'."),
Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2: diag(4064, ts.DiagnosticCategory.Error, "Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_name_1_from_private_mod_4064", "Parameter '{0}' of constructor signature from exported interface has or is using name '{1}' from private module '{2}'."),
Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1: diag(4065, ts.DiagnosticCategory.Error, "Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1_4065", "Parameter '{0}' of constructor signature from exported interface has or is using private name '{1}'."),
Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2: diag(4066, ts.DiagnosticCategory.Error, "Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2_4066", "Parameter '{0}' of call signature from exported interface has or is using name '{1}' from private module '{2}'."),
Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1: diag(4067, ts.DiagnosticCategory.Error, "Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1_4067", "Parameter '{0}' of call signature from exported interface has or is using private name '{1}'."),
Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4068, ts.DiagnosticCategory.Error, "Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_external_module__4068", "Parameter '{0}' of public static method from exported class has or is using name '{1}' from external module {2} but cannot be named."),
Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4069, ts.DiagnosticCategory.Error, "Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_private_module_2_4069", "Parameter '{0}' of public static method from exported class has or is using name '{1}' from private module '{2}'."),
Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1: diag(4070, ts.DiagnosticCategory.Error, "Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1_4070", "Parameter '{0}' of public static method from exported class has or is using private name '{1}'."),
Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4071, ts.DiagnosticCategory.Error, "Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_c_4071", "Parameter '{0}' of public method from exported class has or is using name '{1}' from external module {2} but cannot be named."),
Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4072, ts.DiagnosticCategory.Error, "Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_private_module_2_4072", "Parameter '{0}' of public method from exported class has or is using name '{1}' from private module '{2}'."),
Parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1: diag(4073, ts.DiagnosticCategory.Error, "Parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1_4073", "Parameter '{0}' of public method from exported class has or is using private name '{1}'."),
Parameter_0_of_method_from_exported_interface_has_or_is_using_name_1_from_private_module_2: diag(4074, ts.DiagnosticCategory.Error, "Parameter_0_of_method_from_exported_interface_has_or_is_using_name_1_from_private_module_2_4074", "Parameter '{0}' of method from exported interface has or is using name '{1}' from private module '{2}'."),
Parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1: diag(4075, ts.DiagnosticCategory.Error, "Parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1_4075", "Parameter '{0}' of method from exported interface has or is using private name '{1}'."),
Parameter_0_of_exported_function_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4076, ts.DiagnosticCategory.Error, "Parameter_0_of_exported_function_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named_4076", "Parameter '{0}' of exported function has or is using name '{1}' from external module {2} but cannot be named."),
Parameter_0_of_exported_function_has_or_is_using_name_1_from_private_module_2: diag(4077, ts.DiagnosticCategory.Error, "Parameter_0_of_exported_function_has_or_is_using_name_1_from_private_module_2_4077", "Parameter '{0}' of exported function has or is using name '{1}' from private module '{2}'."),
Parameter_0_of_exported_function_has_or_is_using_private_name_1: diag(4078, ts.DiagnosticCategory.Error, "Parameter_0_of_exported_function_has_or_is_using_private_name_1_4078", "Parameter '{0}' of exported function has or is using private name '{1}'."),
Exported_type_alias_0_has_or_is_using_private_name_1: diag(4081, ts.DiagnosticCategory.Error, "Exported_type_alias_0_has_or_is_using_private_name_1_4081", "Exported type alias '{0}' has or is using private name '{1}'."),
Default_export_of_the_module_has_or_is_using_private_name_0: diag(4082, ts.DiagnosticCategory.Error, "Default_export_of_the_module_has_or_is_using_private_name_0_4082", "Default export of the module has or is using private name '{0}'."),
Type_parameter_0_of_exported_type_alias_has_or_is_using_private_name_1: diag(4083, ts.DiagnosticCategory.Error, "Type_parameter_0_of_exported_type_alias_has_or_is_using_private_name_1_4083", "Type parameter '{0}' of exported type alias has or is using private name '{1}'."),
Conflicting_definitions_for_0_found_at_1_and_2_Consider_installing_a_specific_version_of_this_library_to_resolve_the_conflict: diag(4090, ts.DiagnosticCategory.Error, "Conflicting_definitions_for_0_found_at_1_and_2_Consider_installing_a_specific_version_of_this_librar_4090", "Conflicting definitions for '{0}' found at '{1}' and '{2}'. Consider installing a specific version of this library to resolve the conflict."),
Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2: diag(4091, ts.DiagnosticCategory.Error, "Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2_4091", "Parameter '{0}' of index signature from exported interface has or is using name '{1}' from private module '{2}'."),
Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_private_name_1: diag(4092, ts.DiagnosticCategory.Error, "Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_private_name_1_4092", "Parameter '{0}' of index signature from exported interface has or is using private name '{1}'."),
Property_0_of_exported_class_expression_may_not_be_private_or_protected: diag(4094, ts.DiagnosticCategory.Error, "Property_0_of_exported_class_expression_may_not_be_private_or_protected_4094", "Property '{0}' of exported class expression may not be private or protected."),
Public_static_method_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4095, ts.DiagnosticCategory.Error, "Public_static_method_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_4095", "Public static method '{0}' of exported class has or is using name '{1}' from external module {2} but cannot be named."),
Public_static_method_0_of_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4096, ts.DiagnosticCategory.Error, "Public_static_method_0_of_exported_class_has_or_is_using_name_1_from_private_module_2_4096", "Public static method '{0}' of exported class has or is using name '{1}' from private module '{2}'."),
Public_static_method_0_of_exported_class_has_or_is_using_private_name_1: diag(4097, ts.DiagnosticCategory.Error, "Public_static_method_0_of_exported_class_has_or_is_using_private_name_1_4097", "Public static method '{0}' of exported class has or is using private name '{1}'."),
Public_method_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4098, ts.DiagnosticCategory.Error, "Public_method_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named_4098", "Public method '{0}' of exported class has or is using name '{1}' from external module {2} but cannot be named."),
Public_method_0_of_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4099, ts.DiagnosticCategory.Error, "Public_method_0_of_exported_class_has_or_is_using_name_1_from_private_module_2_4099", "Public method '{0}' of exported class has or is using name '{1}' from private module '{2}'."),
Public_method_0_of_exported_class_has_or_is_using_private_name_1: diag(4100, ts.DiagnosticCategory.Error, "Public_method_0_of_exported_class_has_or_is_using_private_name_1_4100", "Public method '{0}' of exported class has or is using private name '{1}'."),
Method_0_of_exported_interface_has_or_is_using_name_1_from_private_module_2: diag(4101, ts.DiagnosticCategory.Error, "Method_0_of_exported_interface_has_or_is_using_name_1_from_private_module_2_4101", "Method '{0}' of exported interface has or is using name '{1}' from private module '{2}'."),
Method_0_of_exported_interface_has_or_is_using_private_name_1: diag(4102, ts.DiagnosticCategory.Error, "Method_0_of_exported_interface_has_or_is_using_private_name_1_4102", "Method '{0}' of exported interface has or is using private name '{1}'."),
The_current_host_does_not_support_the_0_option: diag(5001, ts.DiagnosticCategory.Error, "The_current_host_does_not_support_the_0_option_5001", "The current host does not support the '{0}' option."),
Cannot_find_the_common_subdirectory_path_for_the_input_files: diag(5009, ts.DiagnosticCategory.Error, "Cannot_find_the_common_subdirectory_path_for_the_input_files_5009", "Cannot find the common subdirectory path for the input files."),
File_specification_cannot_end_in_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0: diag(5010, ts.DiagnosticCategory.Error, "File_specification_cannot_end_in_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0_5010", "File specification cannot end in a recursive directory wildcard ('**'): '{0}'."),
Cannot_read_file_0_Colon_1: diag(5012, ts.DiagnosticCategory.Error, "Cannot_read_file_0_Colon_1_5012", "Cannot read file '{0}': {1}."),
Failed_to_parse_file_0_Colon_1: diag(5014, ts.DiagnosticCategory.Error, "Failed_to_parse_file_0_Colon_1_5014", "Failed to parse file '{0}': {1}."),
Unknown_compiler_option_0: diag(5023, ts.DiagnosticCategory.Error, "Unknown_compiler_option_0_5023", "Unknown compiler option '{0}'."),
Compiler_option_0_requires_a_value_of_type_1: diag(5024, ts.DiagnosticCategory.Error, "Compiler_option_0_requires_a_value_of_type_1_5024", "Compiler option '{0}' requires a value of type {1}."),
Could_not_write_file_0_Colon_1: diag(5033, ts.DiagnosticCategory.Error, "Could_not_write_file_0_Colon_1_5033", "Could not write file '{0}': {1}."),
Option_project_cannot_be_mixed_with_source_files_on_a_command_line: diag(5042, ts.DiagnosticCategory.Error, "Option_project_cannot_be_mixed_with_source_files_on_a_command_line_5042", "Option 'project' cannot be mixed with source files on a command line."),
Option_isolatedModules_can_only_be_used_when_either_option_module_is_provided_or_option_target_is_ES2015_or_higher: diag(5047, ts.DiagnosticCategory.Error, "Option_isolatedModules_can_only_be_used_when_either_option_module_is_provided_or_option_target_is_ES_5047", "Option 'isolatedModules' can only be used when either option '--module' is provided or option 'target' is 'ES2015' or higher."),
Option_0_can_only_be_used_when_either_option_inlineSourceMap_or_option_sourceMap_is_provided: diag(5051, ts.DiagnosticCategory.Error, "Option_0_can_only_be_used_when_either_option_inlineSourceMap_or_option_sourceMap_is_provided_5051", "Option '{0} can only be used when either option '--inlineSourceMap' or option '--sourceMap' is provided."),
Option_0_cannot_be_specified_without_specifying_option_1: diag(5052, ts.DiagnosticCategory.Error, "Option_0_cannot_be_specified_without_specifying_option_1_5052", "Option '{0}' cannot be specified without specifying option '{1}'."),
Option_0_cannot_be_specified_with_option_1: diag(5053, ts.DiagnosticCategory.Error, "Option_0_cannot_be_specified_with_option_1_5053", "Option '{0}' cannot be specified with option '{1}'."),
A_tsconfig_json_file_is_already_defined_at_Colon_0: diag(5054, ts.DiagnosticCategory.Error, "A_tsconfig_json_file_is_already_defined_at_Colon_0_5054", "A 'tsconfig.json' file is already defined at: '{0}'."),
Cannot_write_file_0_because_it_would_overwrite_input_file: diag(5055, ts.DiagnosticCategory.Error, "Cannot_write_file_0_because_it_would_overwrite_input_file_5055", "Cannot write file '{0}' because it would overwrite input file."),
Cannot_write_file_0_because_it_would_be_overwritten_by_multiple_input_files: diag(5056, ts.DiagnosticCategory.Error, "Cannot_write_file_0_because_it_would_be_overwritten_by_multiple_input_files_5056", "Cannot write file '{0}' because it would be overwritten by multiple input files."),
Cannot_find_a_tsconfig_json_file_at_the_specified_directory_Colon_0: diag(5057, ts.DiagnosticCategory.Error, "Cannot_find_a_tsconfig_json_file_at_the_specified_directory_Colon_0_5057", "Cannot find a tsconfig.json file at the specified directory: '{0}'."),
The_specified_path_does_not_exist_Colon_0: diag(5058, ts.DiagnosticCategory.Error, "The_specified_path_does_not_exist_Colon_0_5058", "The specified path does not exist: '{0}'."),
Invalid_value_for_reactNamespace_0_is_not_a_valid_identifier: diag(5059, ts.DiagnosticCategory.Error, "Invalid_value_for_reactNamespace_0_is_not_a_valid_identifier_5059", "Invalid value for '--reactNamespace'. '{0}' is not a valid identifier."),
Option_paths_cannot_be_used_without_specifying_baseUrl_option: diag(5060, ts.DiagnosticCategory.Error, "Option_paths_cannot_be_used_without_specifying_baseUrl_option_5060", "Option 'paths' cannot be used without specifying '--baseUrl' option."),
Pattern_0_can_have_at_most_one_Asterisk_character: diag(5061, ts.DiagnosticCategory.Error, "Pattern_0_can_have_at_most_one_Asterisk_character_5061", "Pattern '{0}' can have at most one '*' character."),
Substitution_0_in_pattern_1_in_can_have_at_most_one_Asterisk_character: diag(5062, ts.DiagnosticCategory.Error, "Substitution_0_in_pattern_1_in_can_have_at_most_one_Asterisk_character_5062", "Substitution '{0}' in pattern '{1}' in can have at most one '*' character."),
Substitutions_for_pattern_0_should_be_an_array: diag(5063, ts.DiagnosticCategory.Error, "Substitutions_for_pattern_0_should_be_an_array_5063", "Substitutions for pattern '{0}' should be an array."),
Substitution_0_for_pattern_1_has_incorrect_type_expected_string_got_2: diag(5064, ts.DiagnosticCategory.Error, "Substitution_0_for_pattern_1_has_incorrect_type_expected_string_got_2_5064", "Substitution '{0}' for pattern '{1}' has incorrect type, expected 'string', got '{2}'."),
File_specification_cannot_contain_a_parent_directory_that_appears_after_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0: diag(5065, ts.DiagnosticCategory.Error, "File_specification_cannot_contain_a_parent_directory_that_appears_after_a_recursive_directory_wildca_5065", "File specification cannot contain a parent directory ('..') that appears after a recursive directory wildcard ('**'): '{0}'."),
Substitutions_for_pattern_0_shouldn_t_be_an_empty_array: diag(5066, ts.DiagnosticCategory.Error, "Substitutions_for_pattern_0_shouldn_t_be_an_empty_array_5066", "Substitutions for pattern '{0}' shouldn't be an empty array."),
Invalid_value_for_jsxFactory_0_is_not_a_valid_identifier_or_qualified_name: diag(5067, ts.DiagnosticCategory.Error, "Invalid_value_for_jsxFactory_0_is_not_a_valid_identifier_or_qualified_name_5067", "Invalid value for 'jsxFactory'. '{0}' is not a valid identifier or qualified-name."),
Adding_a_tsconfig_json_file_will_help_organize_projects_that_contain_both_TypeScript_and_JavaScript_files_Learn_more_at_https_Colon_Slash_Slashaka_ms_Slashtsconfig: diag(5068, ts.DiagnosticCategory.Error, "Adding_a_tsconfig_json_file_will_help_organize_projects_that_contain_both_TypeScript_and_JavaScript__5068", "Adding a tsconfig.json file will help organize projects that contain both TypeScript and JavaScript files. Learn more at https://aka.ms/tsconfig."),
Option_0_cannot_be_specified_without_specifying_option_1_or_option_2: diag(5069, ts.DiagnosticCategory.Error, "Option_0_cannot_be_specified_without_specifying_option_1_or_option_2_5069", "Option '{0}' cannot be specified without specifying option '{1}' or option '{2}'."),
Option_resolveJsonModule_cannot_be_specified_without_node_module_resolution_strategy: diag(5070, ts.DiagnosticCategory.Error, "Option_resolveJsonModule_cannot_be_specified_without_node_module_resolution_strategy_5070", "Option '--resolveJsonModule' cannot be specified without 'node' module resolution strategy."),
Generates_a_sourcemap_for_each_corresponding_d_ts_file: diag(6000, ts.DiagnosticCategory.Message, "Generates_a_sourcemap_for_each_corresponding_d_ts_file_6000", "Generates a sourcemap for each corresponding '.d.ts' file."),
Concatenate_and_emit_output_to_single_file: diag(6001, ts.DiagnosticCategory.Message, "Concatenate_and_emit_output_to_single_file_6001", "Concatenate and emit output to single file."),
Generates_corresponding_d_ts_file: diag(6002, ts.DiagnosticCategory.Message, "Generates_corresponding_d_ts_file_6002", "Generates corresponding '.d.ts' file."),
Specify_the_location_where_debugger_should_locate_map_files_instead_of_generated_locations: diag(6003, ts.DiagnosticCategory.Message, "Specify_the_location_where_debugger_should_locate_map_files_instead_of_generated_locations_6003", "Specify the location where debugger should locate map files instead of generated locations."),
Specify_the_location_where_debugger_should_locate_TypeScript_files_instead_of_source_locations: diag(6004, ts.DiagnosticCategory.Message, "Specify_the_location_where_debugger_should_locate_TypeScript_files_instead_of_source_locations_6004", "Specify the location where debugger should locate TypeScript files instead of source locations."),
Watch_input_files: diag(6005, ts.DiagnosticCategory.Message, "Watch_input_files_6005", "Watch input files."),
Redirect_output_structure_to_the_directory: diag(6006, ts.DiagnosticCategory.Message, "Redirect_output_structure_to_the_directory_6006", "Redirect output structure to the directory."),
Do_not_erase_const_enum_declarations_in_generated_code: diag(6007, ts.DiagnosticCategory.Message, "Do_not_erase_const_enum_declarations_in_generated_code_6007", "Do not erase const enum declarations in generated code."),
Do_not_emit_outputs_if_any_errors_were_reported: diag(6008, ts.DiagnosticCategory.Message, "Do_not_emit_outputs_if_any_errors_were_reported_6008", "Do not emit outputs if any errors were reported."),
Do_not_emit_comments_to_output: diag(6009, ts.DiagnosticCategory.Message, "Do_not_emit_comments_to_output_6009", "Do not emit comments to output."),
Do_not_emit_outputs: diag(6010, ts.DiagnosticCategory.Message, "Do_not_emit_outputs_6010", "Do not emit outputs."),
Allow_default_imports_from_modules_with_no_default_export_This_does_not_affect_code_emit_just_typechecking: diag(6011, ts.DiagnosticCategory.Message, "Allow_default_imports_from_modules_with_no_default_export_This_does_not_affect_code_emit_just_typech_6011", "Allow default imports from modules with no default export. This does not affect code emit, just typechecking."),
Skip_type_checking_of_declaration_files: diag(6012, ts.DiagnosticCategory.Message, "Skip_type_checking_of_declaration_files_6012", "Skip type checking of declaration files."),
Do_not_resolve_the_real_path_of_symlinks: diag(6013, ts.DiagnosticCategory.Message, "Do_not_resolve_the_real_path_of_symlinks_6013", "Do not resolve the real path of symlinks."),
Only_emit_d_ts_declaration_files: diag(6014, ts.DiagnosticCategory.Message, "Only_emit_d_ts_declaration_files_6014", "Only emit '.d.ts' declaration files."),
Specify_ECMAScript_target_version_Colon_ES3_default_ES5_ES2015_ES2016_ES2017_ES2018_or_ESNEXT: diag(6015, ts.DiagnosticCategory.Message, "Specify_ECMAScript_target_version_Colon_ES3_default_ES5_ES2015_ES2016_ES2017_ES2018_or_ESNEXT_6015", "Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017','ES2018' or 'ESNEXT'."),
Specify_module_code_generation_Colon_none_commonjs_amd_system_umd_es2015_or_ESNext: diag(6016, ts.DiagnosticCategory.Message, "Specify_module_code_generation_Colon_none_commonjs_amd_system_umd_es2015_or_ESNext_6016", "Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', or 'ESNext'."),
Print_this_message: diag(6017, ts.DiagnosticCategory.Message, "Print_this_message_6017", "Print this message."),
Print_the_compiler_s_version: diag(6019, ts.DiagnosticCategory.Message, "Print_the_compiler_s_version_6019", "Print the compiler's version."),
Compile_the_project_given_the_path_to_its_configuration_file_or_to_a_folder_with_a_tsconfig_json: diag(6020, ts.DiagnosticCategory.Message, "Compile_the_project_given_the_path_to_its_configuration_file_or_to_a_folder_with_a_tsconfig_json_6020", "Compile the project given the path to its configuration file, or to a folder with a 'tsconfig.json'."),
Syntax_Colon_0: diag(6023, ts.DiagnosticCategory.Message, "Syntax_Colon_0_6023", "Syntax: {0}"),
options: diag(6024, ts.DiagnosticCategory.Message, "options_6024", "options"),
file: diag(6025, ts.DiagnosticCategory.Message, "file_6025", "file"),
Examples_Colon_0: diag(6026, ts.DiagnosticCategory.Message, "Examples_Colon_0_6026", "Examples: {0}"),
Options_Colon: diag(6027, ts.DiagnosticCategory.Message, "Options_Colon_6027", "Options:"),
Version_0: diag(6029, ts.DiagnosticCategory.Message, "Version_0_6029", "Version {0}"),
Insert_command_line_options_and_files_from_a_file: diag(6030, ts.DiagnosticCategory.Message, "Insert_command_line_options_and_files_from_a_file_6030", "Insert command line options and files from a file."),
Starting_compilation_in_watch_mode: diag(6031, ts.DiagnosticCategory.Message, "Starting_compilation_in_watch_mode_6031", "Starting compilation in watch mode..."),
File_change_detected_Starting_incremental_compilation: diag(6032, ts.DiagnosticCategory.Message, "File_change_detected_Starting_incremental_compilation_6032", "File change detected. Starting incremental compilation..."),
KIND: diag(6034, ts.DiagnosticCategory.Message, "KIND_6034", "KIND"),
FILE: diag(6035, ts.DiagnosticCategory.Message, "FILE_6035", "FILE"),
VERSION: diag(6036, ts.DiagnosticCategory.Message, "VERSION_6036", "VERSION"),
LOCATION: diag(6037, ts.DiagnosticCategory.Message, "LOCATION_6037", "LOCATION"),
DIRECTORY: diag(6038, ts.DiagnosticCategory.Message, "DIRECTORY_6038", "DIRECTORY"),
STRATEGY: diag(6039, ts.DiagnosticCategory.Message, "STRATEGY_6039", "STRATEGY"),
FILE_OR_DIRECTORY: diag(6040, ts.DiagnosticCategory.Message, "FILE_OR_DIRECTORY_6040", "FILE OR DIRECTORY"),
Generates_corresponding_map_file: diag(6043, ts.DiagnosticCategory.Message, "Generates_corresponding_map_file_6043", "Generates corresponding '.map' file."),
Compiler_option_0_expects_an_argument: diag(6044, ts.DiagnosticCategory.Error, "Compiler_option_0_expects_an_argument_6044", "Compiler option '{0}' expects an argument."),
Unterminated_quoted_string_in_response_file_0: diag(6045, ts.DiagnosticCategory.Error, "Unterminated_quoted_string_in_response_file_0_6045", "Unterminated quoted string in response file '{0}'."),
Argument_for_0_option_must_be_Colon_1: diag(6046, ts.DiagnosticCategory.Error, "Argument_for_0_option_must_be_Colon_1_6046", "Argument for '{0}' option must be: {1}."),
Locale_must_be_of_the_form_language_or_language_territory_For_example_0_or_1: diag(6048, ts.DiagnosticCategory.Error, "Locale_must_be_of_the_form_language_or_language_territory_For_example_0_or_1_6048", "Locale must be of the form <language> or <language>-<territory>. For example '{0}' or '{1}'."),
Unsupported_locale_0: diag(6049, ts.DiagnosticCategory.Error, "Unsupported_locale_0_6049", "Unsupported locale '{0}'."),
Unable_to_open_file_0: diag(6050, ts.DiagnosticCategory.Error, "Unable_to_open_file_0_6050", "Unable to open file '{0}'."),
Corrupted_locale_file_0: diag(6051, ts.DiagnosticCategory.Error, "Corrupted_locale_file_0_6051", "Corrupted locale file {0}."),
Raise_error_on_expressions_and_declarations_with_an_implied_any_type: diag(6052, ts.DiagnosticCategory.Message, "Raise_error_on_expressions_and_declarations_with_an_implied_any_type_6052", "Raise error on expressions and declarations with an implied 'any' type."),
File_0_not_found: diag(6053, ts.DiagnosticCategory.Error, "File_0_not_found_6053", "File '{0}' not found."),
File_0_has_unsupported_extension_The_only_supported_extensions_are_1: diag(6054, ts.DiagnosticCategory.Error, "File_0_has_unsupported_extension_The_only_supported_extensions_are_1_6054", "File '{0}' has unsupported extension. The only supported extensions are {1}."),
Suppress_noImplicitAny_errors_for_indexing_objects_lacking_index_signatures: diag(6055, ts.DiagnosticCategory.Message, "Suppress_noImplicitAny_errors_for_indexing_objects_lacking_index_signatures_6055", "Suppress noImplicitAny errors for indexing objects lacking index signatures."),
Do_not_emit_declarations_for_code_that_has_an_internal_annotation: diag(6056, ts.DiagnosticCategory.Message, "Do_not_emit_declarations_for_code_that_has_an_internal_annotation_6056", "Do not emit declarations for code that has an '@internal' annotation."),
Specify_the_root_directory_of_input_files_Use_to_control_the_output_directory_structure_with_outDir: diag(6058, ts.DiagnosticCategory.Message, "Specify_the_root_directory_of_input_files_Use_to_control_the_output_directory_structure_with_outDir_6058", "Specify the root directory of input files. Use to control the output directory structure with --outDir."),
File_0_is_not_under_rootDir_1_rootDir_is_expected_to_contain_all_source_files: diag(6059, ts.DiagnosticCategory.Error, "File_0_is_not_under_rootDir_1_rootDir_is_expected_to_contain_all_source_files_6059", "File '{0}' is not under 'rootDir' '{1}'. 'rootDir' is expected to contain all source files."),
Specify_the_end_of_line_sequence_to_be_used_when_emitting_files_Colon_CRLF_dos_or_LF_unix: diag(6060, ts.DiagnosticCategory.Message, "Specify_the_end_of_line_sequence_to_be_used_when_emitting_files_Colon_CRLF_dos_or_LF_unix_6060", "Specify the end of line sequence to be used when emitting files: 'CRLF' (dos) or 'LF' (unix)."),
NEWLINE: diag(6061, ts.DiagnosticCategory.Message, "NEWLINE_6061", "NEWLINE"),
Option_0_can_only_be_specified_in_tsconfig_json_file: diag(6064, ts.DiagnosticCategory.Error, "Option_0_can_only_be_specified_in_tsconfig_json_file_6064", "Option '{0}' can only be specified in 'tsconfig.json' file."),
Enables_experimental_support_for_ES7_decorators: diag(6065, ts.DiagnosticCategory.Message, "Enables_experimental_support_for_ES7_decorators_6065", "Enables experimental support for ES7 decorators."),
Enables_experimental_support_for_emitting_type_metadata_for_decorators: diag(6066, ts.DiagnosticCategory.Message, "Enables_experimental_support_for_emitting_type_metadata_for_decorators_6066", "Enables experimental support for emitting type metadata for decorators."),
Enables_experimental_support_for_ES7_async_functions: diag(6068, ts.DiagnosticCategory.Message, "Enables_experimental_support_for_ES7_async_functions_6068", "Enables experimental support for ES7 async functions."),
Specify_module_resolution_strategy_Colon_node_Node_js_or_classic_TypeScript_pre_1_6: diag(6069, ts.DiagnosticCategory.Message, "Specify_module_resolution_strategy_Colon_node_Node_js_or_classic_TypeScript_pre_1_6_6069", "Specify module resolution strategy: 'node' (Node.js) or 'classic' (TypeScript pre-1.6)."),
Initializes_a_TypeScript_project_and_creates_a_tsconfig_json_file: diag(6070, ts.DiagnosticCategory.Message, "Initializes_a_TypeScript_project_and_creates_a_tsconfig_json_file_6070", "Initializes a TypeScript project and creates a tsconfig.json file."),
Successfully_created_a_tsconfig_json_file: diag(6071, ts.DiagnosticCategory.Message, "Successfully_created_a_tsconfig_json_file_6071", "Successfully created a tsconfig.json file."),
Suppress_excess_property_checks_for_object_literals: diag(6072, ts.DiagnosticCategory.Message, "Suppress_excess_property_checks_for_object_literals_6072", "Suppress excess property checks for object literals."),
Stylize_errors_and_messages_using_color_and_context_experimental: diag(6073, ts.DiagnosticCategory.Message, "Stylize_errors_and_messages_using_color_and_context_experimental_6073", "Stylize errors and messages using color and context (experimental)."),
Do_not_report_errors_on_unused_labels: diag(6074, ts.DiagnosticCategory.Message, "Do_not_report_errors_on_unused_labels_6074", "Do not report errors on unused labels."),
Report_error_when_not_all_code_paths_in_function_return_a_value: diag(6075, ts.DiagnosticCategory.Message, "Report_error_when_not_all_code_paths_in_function_return_a_value_6075", "Report error when not all code paths in function return a value."),
Report_errors_for_fallthrough_cases_in_switch_statement: diag(6076, ts.DiagnosticCategory.Message, "Report_errors_for_fallthrough_cases_in_switch_statement_6076", "Report errors for fallthrough cases in switch statement."),
Do_not_report_errors_on_unreachable_code: diag(6077, ts.DiagnosticCategory.Message, "Do_not_report_errors_on_unreachable_code_6077", "Do not report errors on unreachable code."),
Disallow_inconsistently_cased_references_to_the_same_file: diag(6078, ts.DiagnosticCategory.Message, "Disallow_inconsistently_cased_references_to_the_same_file_6078", "Disallow inconsistently-cased references to the same file."),
Specify_library_files_to_be_included_in_the_compilation: diag(6079, ts.DiagnosticCategory.Message, "Specify_library_files_to_be_included_in_the_compilation_6079", "Specify library files to be included in the compilation."),
Specify_JSX_code_generation_Colon_preserve_react_native_or_react: diag(6080, ts.DiagnosticCategory.Message, "Specify_JSX_code_generation_Colon_preserve_react_native_or_react_6080", "Specify JSX code generation: 'preserve', 'react-native', or 'react'."),
File_0_has_an_unsupported_extension_so_skipping_it: diag(6081, ts.DiagnosticCategory.Message, "File_0_has_an_unsupported_extension_so_skipping_it_6081", "File '{0}' has an unsupported extension, so skipping it."),
Only_amd_and_system_modules_are_supported_alongside_0: diag(6082, ts.DiagnosticCategory.Error, "Only_amd_and_system_modules_are_supported_alongside_0_6082", "Only 'amd' and 'system' modules are supported alongside --{0}."),
Base_directory_to_resolve_non_absolute_module_names: diag(6083, ts.DiagnosticCategory.Message, "Base_directory_to_resolve_non_absolute_module_names_6083", "Base directory to resolve non-absolute module names."),
Deprecated_Use_jsxFactory_instead_Specify_the_object_invoked_for_createElement_when_targeting_react_JSX_emit: diag(6084, ts.DiagnosticCategory.Message, "Deprecated_Use_jsxFactory_instead_Specify_the_object_invoked_for_createElement_when_targeting_react__6084", "[Deprecated] Use '--jsxFactory' instead. Specify the object invoked for createElement when targeting 'react' JSX emit"),
Enable_tracing_of_the_name_resolution_process: diag(6085, ts.DiagnosticCategory.Message, "Enable_tracing_of_the_name_resolution_process_6085", "Enable tracing of the name resolution process."),
Resolving_module_0_from_1: diag(6086, ts.DiagnosticCategory.Message, "Resolving_module_0_from_1_6086", "======== Resolving module '{0}' from '{1}'. ========"),
Explicitly_specified_module_resolution_kind_Colon_0: diag(6087, ts.DiagnosticCategory.Message, "Explicitly_specified_module_resolution_kind_Colon_0_6087", "Explicitly specified module resolution kind: '{0}'."),
Module_resolution_kind_is_not_specified_using_0: diag(6088, ts.DiagnosticCategory.Message, "Module_resolution_kind_is_not_specified_using_0_6088", "Module resolution kind is not specified, using '{0}'."),
Module_name_0_was_successfully_resolved_to_1: diag(6089, ts.DiagnosticCategory.Message, "Module_name_0_was_successfully_resolved_to_1_6089", "======== Module name '{0}' was successfully resolved to '{1}'. ========"),
Module_name_0_was_not_resolved: diag(6090, ts.DiagnosticCategory.Message, "Module_name_0_was_not_resolved_6090", "======== Module name '{0}' was not resolved. ========"),
paths_option_is_specified_looking_for_a_pattern_to_match_module_name_0: diag(6091, ts.DiagnosticCategory.Message, "paths_option_is_specified_looking_for_a_pattern_to_match_module_name_0_6091", "'paths' option is specified, looking for a pattern to match module name '{0}'."),
Module_name_0_matched_pattern_1: diag(6092, ts.DiagnosticCategory.Message, "Module_name_0_matched_pattern_1_6092", "Module name '{0}', matched pattern '{1}'."),
Trying_substitution_0_candidate_module_location_Colon_1: diag(6093, ts.DiagnosticCategory.Message, "Trying_substitution_0_candidate_module_location_Colon_1_6093", "Trying substitution '{0}', candidate module location: '{1}'."),
Resolving_module_name_0_relative_to_base_url_1_2: diag(6094, ts.DiagnosticCategory.Message, "Resolving_module_name_0_relative_to_base_url_1_2_6094", "Resolving module name '{0}' relative to base url '{1}' - '{2}'."),
Loading_module_as_file_Slash_folder_candidate_module_location_0_target_file_type_1: diag(6095, ts.DiagnosticCategory.Message, "Loading_module_as_file_Slash_folder_candidate_module_location_0_target_file_type_1_6095", "Loading module as file / folder, candidate module location '{0}', target file type '{1}'."),
File_0_does_not_exist: diag(6096, ts.DiagnosticCategory.Message, "File_0_does_not_exist_6096", "File '{0}' does not exist."),
File_0_exist_use_it_as_a_name_resolution_result: diag(6097, ts.DiagnosticCategory.Message, "File_0_exist_use_it_as_a_name_resolution_result_6097", "File '{0}' exist - use it as a name resolution result."),
Loading_module_0_from_node_modules_folder_target_file_type_1: diag(6098, ts.DiagnosticCategory.Message, "Loading_module_0_from_node_modules_folder_target_file_type_1_6098", "Loading module '{0}' from 'node_modules' folder, target file type '{1}'."),
Found_package_json_at_0: diag(6099, ts.DiagnosticCategory.Message, "Found_package_json_at_0_6099", "Found 'package.json' at '{0}'."),
package_json_does_not_have_a_0_field: diag(6100, ts.DiagnosticCategory.Message, "package_json_does_not_have_a_0_field_6100", "'package.json' does not have a '{0}' field."),
package_json_has_0_field_1_that_references_2: diag(6101, ts.DiagnosticCategory.Message, "package_json_has_0_field_1_that_references_2_6101", "'package.json' has '{0}' field '{1}' that references '{2}'."),
Allow_javascript_files_to_be_compiled: diag(6102, ts.DiagnosticCategory.Message, "Allow_javascript_files_to_be_compiled_6102", "Allow javascript files to be compiled."),
Option_0_should_have_array_of_strings_as_a_value: diag(6103, ts.DiagnosticCategory.Error, "Option_0_should_have_array_of_strings_as_a_value_6103", "Option '{0}' should have array of strings as a value."),
Checking_if_0_is_the_longest_matching_prefix_for_1_2: diag(6104, ts.DiagnosticCategory.Message, "Checking_if_0_is_the_longest_matching_prefix_for_1_2_6104", "Checking if '{0}' is the longest matching prefix for '{1}' - '{2}'."),
Expected_type_of_0_field_in_package_json_to_be_string_got_1: diag(6105, ts.DiagnosticCategory.Message, "Expected_type_of_0_field_in_package_json_to_be_string_got_1_6105", "Expected type of '{0}' field in 'package.json' to be 'string', got '{1}'."),
baseUrl_option_is_set_to_0_using_this_value_to_resolve_non_relative_module_name_1: diag(6106, ts.DiagnosticCategory.Message, "baseUrl_option_is_set_to_0_using_this_value_to_resolve_non_relative_module_name_1_6106", "'baseUrl' option is set to '{0}', using this value to resolve non-relative module name '{1}'."),
rootDirs_option_is_set_using_it_to_resolve_relative_module_name_0: diag(6107, ts.DiagnosticCategory.Message, "rootDirs_option_is_set_using_it_to_resolve_relative_module_name_0_6107", "'rootDirs' option is set, using it to resolve relative module name '{0}'."),
Longest_matching_prefix_for_0_is_1: diag(6108, ts.DiagnosticCategory.Message, "Longest_matching_prefix_for_0_is_1_6108", "Longest matching prefix for '{0}' is '{1}'."),
Loading_0_from_the_root_dir_1_candidate_location_2: diag(6109, ts.DiagnosticCategory.Message, "Loading_0_from_the_root_dir_1_candidate_location_2_6109", "Loading '{0}' from the root dir '{1}', candidate location '{2}'."),
Trying_other_entries_in_rootDirs: diag(6110, ts.DiagnosticCategory.Message, "Trying_other_entries_in_rootDirs_6110", "Trying other entries in 'rootDirs'."),
Module_resolution_using_rootDirs_has_failed: diag(6111, ts.DiagnosticCategory.Message, "Module_resolution_using_rootDirs_has_failed_6111", "Module resolution using 'rootDirs' has failed."),
Do_not_emit_use_strict_directives_in_module_output: diag(6112, ts.DiagnosticCategory.Message, "Do_not_emit_use_strict_directives_in_module_output_6112", "Do not emit 'use strict' directives in module output."),
Enable_strict_null_checks: diag(6113, ts.DiagnosticCategory.Message, "Enable_strict_null_checks_6113", "Enable strict null checks."),
Unknown_option_excludes_Did_you_mean_exclude: diag(6114, ts.DiagnosticCategory.Error, "Unknown_option_excludes_Did_you_mean_exclude_6114", "Unknown option 'excludes'. Did you mean 'exclude'?"),
Raise_error_on_this_expressions_with_an_implied_any_type: diag(6115, ts.DiagnosticCategory.Message, "Raise_error_on_this_expressions_with_an_implied_any_type_6115", "Raise error on 'this' expressions with an implied 'any' type."),
Resolving_type_reference_directive_0_containing_file_1_root_directory_2: diag(6116, ts.DiagnosticCategory.Message, "Resolving_type_reference_directive_0_containing_file_1_root_directory_2_6116", "======== Resolving type reference directive '{0}', containing file '{1}', root directory '{2}'. ========"),
Resolving_using_primary_search_paths: diag(6117, ts.DiagnosticCategory.Message, "Resolving_using_primary_search_paths_6117", "Resolving using primary search paths..."),
Resolving_from_node_modules_folder: diag(6118, ts.DiagnosticCategory.Message, "Resolving_from_node_modules_folder_6118", "Resolving from node_modules folder..."),
Type_reference_directive_0_was_successfully_resolved_to_1_primary_Colon_2: diag(6119, ts.DiagnosticCategory.Message, "Type_reference_directive_0_was_successfully_resolved_to_1_primary_Colon_2_6119", "======== Type reference directive '{0}' was successfully resolved to '{1}', primary: {2}. ========"),
Type_reference_directive_0_was_not_resolved: diag(6120, ts.DiagnosticCategory.Message, "Type_reference_directive_0_was_not_resolved_6120", "======== Type reference directive '{0}' was not resolved. ========"),
Resolving_with_primary_search_path_0: diag(6121, ts.DiagnosticCategory.Message, "Resolving_with_primary_search_path_0_6121", "Resolving with primary search path '{0}'."),
Root_directory_cannot_be_determined_skipping_primary_search_paths: diag(6122, ts.DiagnosticCategory.Message, "Root_directory_cannot_be_determined_skipping_primary_search_paths_6122", "Root directory cannot be determined, skipping primary search paths."),
Resolving_type_reference_directive_0_containing_file_1_root_directory_not_set: diag(6123, ts.DiagnosticCategory.Message, "Resolving_type_reference_directive_0_containing_file_1_root_directory_not_set_6123", "======== Resolving type reference directive '{0}', containing file '{1}', root directory not set. ========"),
Type_declaration_files_to_be_included_in_compilation: diag(6124, ts.DiagnosticCategory.Message, "Type_declaration_files_to_be_included_in_compilation_6124", "Type declaration files to be included in compilation."),
Looking_up_in_node_modules_folder_initial_location_0: diag(6125, ts.DiagnosticCategory.Message, "Looking_up_in_node_modules_folder_initial_location_0_6125", "Looking up in 'node_modules' folder, initial location '{0}'."),
Containing_file_is_not_specified_and_root_directory_cannot_be_determined_skipping_lookup_in_node_modules_folder: diag(6126, ts.DiagnosticCategory.Message, "Containing_file_is_not_specified_and_root_directory_cannot_be_determined_skipping_lookup_in_node_mod_6126", "Containing file is not specified and root directory cannot be determined, skipping lookup in 'node_modules' folder."),
Resolving_type_reference_directive_0_containing_file_not_set_root_directory_1: diag(6127, ts.DiagnosticCategory.Message, "Resolving_type_reference_directive_0_containing_file_not_set_root_directory_1_6127", "======== Resolving type reference directive '{0}', containing file not set, root directory '{1}'. ========"),
Resolving_type_reference_directive_0_containing_file_not_set_root_directory_not_set: diag(6128, ts.DiagnosticCategory.Message, "Resolving_type_reference_directive_0_containing_file_not_set_root_directory_not_set_6128", "======== Resolving type reference directive '{0}', containing file not set, root directory not set. ========"),
Resolving_real_path_for_0_result_1: diag(6130, ts.DiagnosticCategory.Message, "Resolving_real_path_for_0_result_1_6130", "Resolving real path for '{0}', result '{1}'."),
Cannot_compile_modules_using_option_0_unless_the_module_flag_is_amd_or_system: diag(6131, ts.DiagnosticCategory.Error, "Cannot_compile_modules_using_option_0_unless_the_module_flag_is_amd_or_system_6131", "Cannot compile modules using option '{0}' unless the '--module' flag is 'amd' or 'system'."),
File_name_0_has_a_1_extension_stripping_it: diag(6132, ts.DiagnosticCategory.Message, "File_name_0_has_a_1_extension_stripping_it_6132", "File name '{0}' has a '{1}' extension - stripping it."),
_0_is_declared_but_its_value_is_never_read: diag(6133, ts.DiagnosticCategory.Error, "_0_is_declared_but_its_value_is_never_read_6133", "'{0}' is declared but its value is never read.", true),
Report_errors_on_unused_locals: diag(6134, ts.DiagnosticCategory.Message, "Report_errors_on_unused_locals_6134", "Report errors on unused locals."),
Report_errors_on_unused_parameters: diag(6135, ts.DiagnosticCategory.Message, "Report_errors_on_unused_parameters_6135", "Report errors on unused parameters."),
The_maximum_dependency_depth_to_search_under_node_modules_and_load_JavaScript_files: diag(6136, ts.DiagnosticCategory.Message, "The_maximum_dependency_depth_to_search_under_node_modules_and_load_JavaScript_files_6136", "The maximum dependency depth to search under node_modules and load JavaScript files."),
Cannot_import_type_declaration_files_Consider_importing_0_instead_of_1: diag(6137, ts.DiagnosticCategory.Error, "Cannot_import_type_declaration_files_Consider_importing_0_instead_of_1_6137", "Cannot import type declaration files. Consider importing '{0}' instead of '{1}'."),
Property_0_is_declared_but_its_value_is_never_read: diag(6138, ts.DiagnosticCategory.Error, "Property_0_is_declared_but_its_value_is_never_read_6138", "Property '{0}' is declared but its value is never read.", true),
Import_emit_helpers_from_tslib: diag(6139, ts.DiagnosticCategory.Message, "Import_emit_helpers_from_tslib_6139", "Import emit helpers from 'tslib'."),
Auto_discovery_for_typings_is_enabled_in_project_0_Running_extra_resolution_pass_for_module_1_using_cache_location_2: diag(6140, ts.DiagnosticCategory.Error, "Auto_discovery_for_typings_is_enabled_in_project_0_Running_extra_resolution_pass_for_module_1_using__6140", "Auto discovery for typings is enabled in project '{0}'. Running extra resolution pass for module '{1}' using cache location '{2}'."),
Parse_in_strict_mode_and_emit_use_strict_for_each_source_file: diag(6141, ts.DiagnosticCategory.Message, "Parse_in_strict_mode_and_emit_use_strict_for_each_source_file_6141", "Parse in strict mode and emit \"use strict\" for each source file."),
Module_0_was_resolved_to_1_but_jsx_is_not_set: diag(6142, ts.DiagnosticCategory.Error, "Module_0_was_resolved_to_1_but_jsx_is_not_set_6142", "Module '{0}' was resolved to '{1}', but '--jsx' is not set."),
Module_0_was_resolved_as_locally_declared_ambient_module_in_file_1: diag(6144, ts.DiagnosticCategory.Message, "Module_0_was_resolved_as_locally_declared_ambient_module_in_file_1_6144", "Module '{0}' was resolved as locally declared ambient module in file '{1}'."),
Module_0_was_resolved_as_ambient_module_declared_in_1_since_this_file_was_not_modified: diag(6145, ts.DiagnosticCategory.Message, "Module_0_was_resolved_as_ambient_module_declared_in_1_since_this_file_was_not_modified_6145", "Module '{0}' was resolved as ambient module declared in '{1}' since this file was not modified."),
Specify_the_JSX_factory_function_to_use_when_targeting_react_JSX_emit_e_g_React_createElement_or_h: diag(6146, ts.DiagnosticCategory.Message, "Specify_the_JSX_factory_function_to_use_when_targeting_react_JSX_emit_e_g_React_createElement_or_h_6146", "Specify the JSX factory function to use when targeting 'react' JSX emit, e.g. 'React.createElement' or 'h'."),
Resolution_for_module_0_was_found_in_cache_from_location_1: diag(6147, ts.DiagnosticCategory.Message, "Resolution_for_module_0_was_found_in_cache_from_location_1_6147", "Resolution for module '{0}' was found in cache from location '{1}'."),
Directory_0_does_not_exist_skipping_all_lookups_in_it: diag(6148, ts.DiagnosticCategory.Message, "Directory_0_does_not_exist_skipping_all_lookups_in_it_6148", "Directory '{0}' does not exist, skipping all lookups in it."),
Show_diagnostic_information: diag(6149, ts.DiagnosticCategory.Message, "Show_diagnostic_information_6149", "Show diagnostic information."),
Show_verbose_diagnostic_information: diag(6150, ts.DiagnosticCategory.Message, "Show_verbose_diagnostic_information_6150", "Show verbose diagnostic information."),
Emit_a_single_file_with_source_maps_instead_of_having_a_separate_file: diag(6151, ts.DiagnosticCategory.Message, "Emit_a_single_file_with_source_maps_instead_of_having_a_separate_file_6151", "Emit a single file with source maps instead of having a separate file."),
Emit_the_source_alongside_the_sourcemaps_within_a_single_file_requires_inlineSourceMap_or_sourceMap_to_be_set: diag(6152, ts.DiagnosticCategory.Message, "Emit_the_source_alongside_the_sourcemaps_within_a_single_file_requires_inlineSourceMap_or_sourceMap__6152", "Emit the source alongside the sourcemaps within a single file; requires '--inlineSourceMap' or '--sourceMap' to be set."),
Transpile_each_file_as_a_separate_module_similar_to_ts_transpileModule: diag(6153, ts.DiagnosticCategory.Message, "Transpile_each_file_as_a_separate_module_similar_to_ts_transpileModule_6153", "Transpile each file as a separate module (similar to 'ts.transpileModule')."),
Print_names_of_generated_files_part_of_the_compilation: diag(6154, ts.DiagnosticCategory.Message, "Print_names_of_generated_files_part_of_the_compilation_6154", "Print names of generated files part of the compilation."),
Print_names_of_files_part_of_the_compilation: diag(6155, ts.DiagnosticCategory.Message, "Print_names_of_files_part_of_the_compilation_6155", "Print names of files part of the compilation."),
The_locale_used_when_displaying_messages_to_the_user_e_g_en_us: diag(6156, ts.DiagnosticCategory.Message, "The_locale_used_when_displaying_messages_to_the_user_e_g_en_us_6156", "The locale used when displaying messages to the user (e.g. 'en-us')"),
Do_not_generate_custom_helper_functions_like_extends_in_compiled_output: diag(6157, ts.DiagnosticCategory.Message, "Do_not_generate_custom_helper_functions_like_extends_in_compiled_output_6157", "Do not generate custom helper functions like '__extends' in compiled output."),
Do_not_include_the_default_library_file_lib_d_ts: diag(6158, ts.DiagnosticCategory.Message, "Do_not_include_the_default_library_file_lib_d_ts_6158", "Do not include the default library file (lib.d.ts)."),
Do_not_add_triple_slash_references_or_imported_modules_to_the_list_of_compiled_files: diag(6159, ts.DiagnosticCategory.Message, "Do_not_add_triple_slash_references_or_imported_modules_to_the_list_of_compiled_files_6159", "Do not add triple-slash references or imported modules to the list of compiled files."),
Deprecated_Use_skipLibCheck_instead_Skip_type_checking_of_default_library_declaration_files: diag(6160, ts.DiagnosticCategory.Message, "Deprecated_Use_skipLibCheck_instead_Skip_type_checking_of_default_library_declaration_files_6160", "[Deprecated] Use '--skipLibCheck' instead. Skip type checking of default library declaration files."),
List_of_folders_to_include_type_definitions_from: diag(6161, ts.DiagnosticCategory.Message, "List_of_folders_to_include_type_definitions_from_6161", "List of folders to include type definitions from."),
Disable_size_limitations_on_JavaScript_projects: diag(6162, ts.DiagnosticCategory.Message, "Disable_size_limitations_on_JavaScript_projects_6162", "Disable size limitations on JavaScript projects."),
The_character_set_of_the_input_files: diag(6163, ts.DiagnosticCategory.Message, "The_character_set_of_the_input_files_6163", "The character set of the input files."),
Emit_a_UTF_8_Byte_Order_Mark_BOM_in_the_beginning_of_output_files: diag(6164, ts.DiagnosticCategory.Message, "Emit_a_UTF_8_Byte_Order_Mark_BOM_in_the_beginning_of_output_files_6164", "Emit a UTF-8 Byte Order Mark (BOM) in the beginning of output files."),
Do_not_truncate_error_messages: diag(6165, ts.DiagnosticCategory.Message, "Do_not_truncate_error_messages_6165", "Do not truncate error messages."),
Output_directory_for_generated_declaration_files: diag(6166, ts.DiagnosticCategory.Message, "Output_directory_for_generated_declaration_files_6166", "Output directory for generated declaration files."),
A_series_of_entries_which_re_map_imports_to_lookup_locations_relative_to_the_baseUrl: diag(6167, ts.DiagnosticCategory.Message, "A_series_of_entries_which_re_map_imports_to_lookup_locations_relative_to_the_baseUrl_6167", "A series of entries which re-map imports to lookup locations relative to the 'baseUrl'."),
List_of_root_folders_whose_combined_content_represents_the_structure_of_the_project_at_runtime: diag(6168, ts.DiagnosticCategory.Message, "List_of_root_folders_whose_combined_content_represents_the_structure_of_the_project_at_runtime_6168", "List of root folders whose combined content represents the structure of the project at runtime."),
Show_all_compiler_options: diag(6169, ts.DiagnosticCategory.Message, "Show_all_compiler_options_6169", "Show all compiler options."),
Deprecated_Use_outFile_instead_Concatenate_and_emit_output_to_single_file: diag(6170, ts.DiagnosticCategory.Message, "Deprecated_Use_outFile_instead_Concatenate_and_emit_output_to_single_file_6170", "[Deprecated] Use '--outFile' instead. Concatenate and emit output to single file"),
Command_line_Options: diag(6171, ts.DiagnosticCategory.Message, "Command_line_Options_6171", "Command-line Options"),
Basic_Options: diag(6172, ts.DiagnosticCategory.Message, "Basic_Options_6172", "Basic Options"),
Strict_Type_Checking_Options: diag(6173, ts.DiagnosticCategory.Message, "Strict_Type_Checking_Options_6173", "Strict Type-Checking Options"),
Module_Resolution_Options: diag(6174, ts.DiagnosticCategory.Message, "Module_Resolution_Options_6174", "Module Resolution Options"),
Source_Map_Options: diag(6175, ts.DiagnosticCategory.Message, "Source_Map_Options_6175", "Source Map Options"),
Additional_Checks: diag(6176, ts.DiagnosticCategory.Message, "Additional_Checks_6176", "Additional Checks"),
Experimental_Options: diag(6177, ts.DiagnosticCategory.Message, "Experimental_Options_6177", "Experimental Options"),
Advanced_Options: diag(6178, ts.DiagnosticCategory.Message, "Advanced_Options_6178", "Advanced Options"),
Provide_full_support_for_iterables_in_for_of_spread_and_destructuring_when_targeting_ES5_or_ES3: diag(6179, ts.DiagnosticCategory.Message, "Provide_full_support_for_iterables_in_for_of_spread_and_destructuring_when_targeting_ES5_or_ES3_6179", "Provide full support for iterables in 'for-of', spread, and destructuring when targeting 'ES5' or 'ES3'."),
Enable_all_strict_type_checking_options: diag(6180, ts.DiagnosticCategory.Message, "Enable_all_strict_type_checking_options_6180", "Enable all strict type-checking options."),
List_of_language_service_plugins: diag(6181, ts.DiagnosticCategory.Message, "List_of_language_service_plugins_6181", "List of language service plugins."),
Scoped_package_detected_looking_in_0: diag(6182, ts.DiagnosticCategory.Message, "Scoped_package_detected_looking_in_0_6182", "Scoped package detected, looking in '{0}'"),
Reusing_resolution_of_module_0_to_file_1_from_old_program: diag(6183, ts.DiagnosticCategory.Message, "Reusing_resolution_of_module_0_to_file_1_from_old_program_6183", "Reusing resolution of module '{0}' to file '{1}' from old program."),
Reusing_module_resolutions_originating_in_0_since_resolutions_are_unchanged_from_old_program: diag(6184, ts.DiagnosticCategory.Message, "Reusing_module_resolutions_originating_in_0_since_resolutions_are_unchanged_from_old_program_6184", "Reusing module resolutions originating in '{0}' since resolutions are unchanged from old program."),
Disable_strict_checking_of_generic_signatures_in_function_types: diag(6185, ts.DiagnosticCategory.Message, "Disable_strict_checking_of_generic_signatures_in_function_types_6185", "Disable strict checking of generic signatures in function types."),
Enable_strict_checking_of_function_types: diag(6186, ts.DiagnosticCategory.Message, "Enable_strict_checking_of_function_types_6186", "Enable strict checking of function types."),
Enable_strict_checking_of_property_initialization_in_classes: diag(6187, ts.DiagnosticCategory.Message, "Enable_strict_checking_of_property_initialization_in_classes_6187", "Enable strict checking of property initialization in classes."),
Numeric_separators_are_not_allowed_here: diag(6188, ts.DiagnosticCategory.Error, "Numeric_separators_are_not_allowed_here_6188", "Numeric separators are not allowed here."),
Multiple_consecutive_numeric_separators_are_not_permitted: diag(6189, ts.DiagnosticCategory.Error, "Multiple_consecutive_numeric_separators_are_not_permitted_6189", "Multiple consecutive numeric separators are not permitted."),
Found_package_json_at_0_Package_ID_is_1: diag(6190, ts.DiagnosticCategory.Message, "Found_package_json_at_0_Package_ID_is_1_6190", "Found 'package.json' at '{0}'. Package ID is '{1}'."),
Whether_to_keep_outdated_console_output_in_watch_mode_instead_of_clearing_the_screen: diag(6191, ts.DiagnosticCategory.Message, "Whether_to_keep_outdated_console_output_in_watch_mode_instead_of_clearing_the_screen_6191", "Whether to keep outdated console output in watch mode instead of clearing the screen."),
All_imports_in_import_declaration_are_unused: diag(6192, ts.DiagnosticCategory.Error, "All_imports_in_import_declaration_are_unused_6192", "All imports in import declaration are unused.", true),
Found_1_error_Watching_for_file_changes: diag(6193, ts.DiagnosticCategory.Message, "Found_1_error_Watching_for_file_changes_6193", "Found 1 error. Watching for file changes."),
Found_0_errors_Watching_for_file_changes: diag(6194, ts.DiagnosticCategory.Message, "Found_0_errors_Watching_for_file_changes_6194", "Found {0} errors. Watching for file changes."),
Resolve_keyof_to_string_valued_property_names_only_no_numbers_or_symbols: diag(6195, ts.DiagnosticCategory.Message, "Resolve_keyof_to_string_valued_property_names_only_no_numbers_or_symbols_6195", "Resolve 'keyof' to string valued property names only (no numbers or symbols)."),
_0_is_declared_but_never_used: diag(6196, ts.DiagnosticCategory.Error, "_0_is_declared_but_never_used_6196", "'{0}' is declared but never used.", true),
Include_modules_imported_with_json_extension: diag(6197, ts.DiagnosticCategory.Message, "Include_modules_imported_with_json_extension_6197", "Include modules imported with '.json' extension"),
All_destructured_elements_are_unused: diag(6198, ts.DiagnosticCategory.Error, "All_destructured_elements_are_unused_6198", "All destructured elements are unused.", true),
All_variables_are_unused: diag(6199, ts.DiagnosticCategory.Error, "All_variables_are_unused_6199", "All variables are unused.", true),
Definitions_of_the_following_identifiers_conflict_with_those_in_another_file_Colon_0: diag(6200, ts.DiagnosticCategory.Error, "Definitions_of_the_following_identifiers_conflict_with_those_in_another_file_Colon_0_6200", "Definitions of the following identifiers conflict with those in another file: {0}"),
Conflicts_are_in_this_file: diag(6201, ts.DiagnosticCategory.Message, "Conflicts_are_in_this_file_6201", "Conflicts are in this file."),
_0_was_also_declared_here: diag(6203, ts.DiagnosticCategory.Message, "_0_was_also_declared_here_6203", "'{0}' was also declared here."),
and_here: diag(6204, ts.DiagnosticCategory.Message, "and_here_6204", "and here."),
Projects_to_reference: diag(6300, ts.DiagnosticCategory.Message, "Projects_to_reference_6300", "Projects to reference"),
Enable_project_compilation: diag(6302, ts.DiagnosticCategory.Message, "Enable_project_compilation_6302", "Enable project compilation"),
Project_references_may_not_form_a_circular_graph_Cycle_detected_Colon_0: diag(6202, ts.DiagnosticCategory.Error, "Project_references_may_not_form_a_circular_graph_Cycle_detected_Colon_0_6202", "Project references may not form a circular graph. Cycle detected: {0}"),
Composite_projects_may_not_disable_declaration_emit: diag(6304, ts.DiagnosticCategory.Error, "Composite_projects_may_not_disable_declaration_emit_6304", "Composite projects may not disable declaration emit."),
Output_file_0_has_not_been_built_from_source_file_1: diag(6305, ts.DiagnosticCategory.Error, "Output_file_0_has_not_been_built_from_source_file_1_6305", "Output file '{0}' has not been built from source file '{1}'."),
Referenced_project_0_must_have_setting_composite_Colon_true: diag(6306, ts.DiagnosticCategory.Error, "Referenced_project_0_must_have_setting_composite_Colon_true_6306", "Referenced project '{0}' must have setting \"composite\": true."),
File_0_is_not_in_project_file_list_Projects_must_list_all_files_or_use_an_include_pattern: diag(6307, ts.DiagnosticCategory.Error, "File_0_is_not_in_project_file_list_Projects_must_list_all_files_or_use_an_include_pattern_6307", "File '{0}' is not in project file list. Projects must list all files or use an 'include' pattern."),
Cannot_prepend_project_0_because_it_does_not_have_outFile_set: diag(6308, ts.DiagnosticCategory.Error, "Cannot_prepend_project_0_because_it_does_not_have_outFile_set_6308", "Cannot prepend project '{0}' because it does not have 'outFile' set"),
Output_file_0_from_project_1_does_not_exist: diag(6309, ts.DiagnosticCategory.Error, "Output_file_0_from_project_1_does_not_exist_6309", "Output file '{0}' from project '{1}' does not exist"),
Project_0_is_out_of_date_because_oldest_output_1_is_older_than_newest_input_2: diag(6350, ts.DiagnosticCategory.Message, "Project_0_is_out_of_date_because_oldest_output_1_is_older_than_newest_input_2_6350", "Project '{0}' is out of date because oldest output '{1}' is older than newest input '{2}'"),
Project_0_is_up_to_date_because_newest_input_1_is_older_than_oldest_output_2: diag(6351, ts.DiagnosticCategory.Message, "Project_0_is_up_to_date_because_newest_input_1_is_older_than_oldest_output_2_6351", "Project '{0}' is up to date because newest input '{1}' is older than oldest output '{2}'"),
Project_0_is_out_of_date_because_output_file_1_does_not_exist: diag(6352, ts.DiagnosticCategory.Message, "Project_0_is_out_of_date_because_output_file_1_does_not_exist_6352", "Project '{0}' is out of date because output file '{1}' does not exist"),
Project_0_is_out_of_date_because_its_dependency_1_is_out_of_date: diag(6353, ts.DiagnosticCategory.Message, "Project_0_is_out_of_date_because_its_dependency_1_is_out_of_date_6353", "Project '{0}' is out of date because its dependency '{1}' is out of date"),
Project_0_is_up_to_date_with_d_ts_files_from_its_dependencies: diag(6354, ts.DiagnosticCategory.Message, "Project_0_is_up_to_date_with_d_ts_files_from_its_dependencies_6354", "Project '{0}' is up to date with .d.ts files from its dependencies"),
Projects_in_this_build_Colon_0: diag(6355, ts.DiagnosticCategory.Message, "Projects_in_this_build_Colon_0_6355", "Projects in this build: {0}"),
A_non_dry_build_would_delete_the_following_files_Colon_0: diag(6356, ts.DiagnosticCategory.Message, "A_non_dry_build_would_delete_the_following_files_Colon_0_6356", "A non-dry build would delete the following files: {0}"),
A_non_dry_build_would_build_project_0: diag(6357, ts.DiagnosticCategory.Message, "A_non_dry_build_would_build_project_0_6357", "A non-dry build would build project '{0}'"),
Building_project_0: diag(6358, ts.DiagnosticCategory.Message, "Building_project_0_6358", "Building project '{0}'..."),
Updating_output_timestamps_of_project_0: diag(6359, ts.DiagnosticCategory.Message, "Updating_output_timestamps_of_project_0_6359", "Updating output timestamps of project '{0}'..."),
delete_this_Project_0_is_up_to_date_because_it_was_previously_built: diag(6360, ts.DiagnosticCategory.Message, "delete_this_Project_0_is_up_to_date_because_it_was_previously_built_6360", "delete this - Project '{0}' is up to date because it was previously built"),
Project_0_is_up_to_date: diag(6361, ts.DiagnosticCategory.Message, "Project_0_is_up_to_date_6361", "Project '{0}' is up to date"),
Skipping_build_of_project_0_because_its_dependency_1_has_errors: diag(6362, ts.DiagnosticCategory.Message, "Skipping_build_of_project_0_because_its_dependency_1_has_errors_6362", "Skipping build of project '{0}' because its dependency '{1}' has errors"),
Project_0_can_t_be_built_because_its_dependency_1_has_errors: diag(6363, ts.DiagnosticCategory.Message, "Project_0_can_t_be_built_because_its_dependency_1_has_errors_6363", "Project '{0}' can't be built because its dependency '{1}' has errors"),
Build_one_or_more_projects_and_their_dependencies_if_out_of_date: diag(6364, ts.DiagnosticCategory.Message, "Build_one_or_more_projects_and_their_dependencies_if_out_of_date_6364", "Build one or more projects and their dependencies, if out of date"),
Delete_the_outputs_of_all_projects: diag(6365, ts.DiagnosticCategory.Message, "Delete_the_outputs_of_all_projects_6365", "Delete the outputs of all projects"),
Enable_verbose_logging: diag(6366, ts.DiagnosticCategory.Message, "Enable_verbose_logging_6366", "Enable verbose logging"),
Show_what_would_be_built_or_deleted_if_specified_with_clean: diag(6367, ts.DiagnosticCategory.Message, "Show_what_would_be_built_or_deleted_if_specified_with_clean_6367", "Show what would be built (or deleted, if specified with '--clean')"),
Build_all_projects_including_those_that_appear_to_be_up_to_date: diag(6368, ts.DiagnosticCategory.Message, "Build_all_projects_including_those_that_appear_to_be_up_to_date_6368", "Build all projects, including those that appear to be up to date"),
Option_build_must_be_the_first_command_line_argument: diag(6369, ts.DiagnosticCategory.Error, "Option_build_must_be_the_first_command_line_argument_6369", "Option '--build' must be the first command line argument."),
Options_0_and_1_cannot_be_combined: diag(6370, ts.DiagnosticCategory.Error, "Options_0_and_1_cannot_be_combined_6370", "Options '{0}' and '{1}' cannot be combined."),
Skipping_clean_because_not_all_projects_could_be_located: diag(6371, ts.DiagnosticCategory.Error, "Skipping_clean_because_not_all_projects_could_be_located_6371", "Skipping clean because not all projects could be located"),
The_expected_type_comes_from_property_0_which_is_declared_here_on_type_1: diag(6500, ts.DiagnosticCategory.Message, "The_expected_type_comes_from_property_0_which_is_declared_here_on_type_1_6500", "The expected type comes from property '{0}' which is declared here on type '{1}'"),
The_expected_type_comes_from_this_index_signature: diag(6501, ts.DiagnosticCategory.Message, "The_expected_type_comes_from_this_index_signature_6501", "The expected type comes from this index signature."),
Variable_0_implicitly_has_an_1_type: diag(7005, ts.DiagnosticCategory.Error, "Variable_0_implicitly_has_an_1_type_7005", "Variable '{0}' implicitly has an '{1}' type."),
Parameter_0_implicitly_has_an_1_type: diag(7006, ts.DiagnosticCategory.Error, "Parameter_0_implicitly_has_an_1_type_7006", "Parameter '{0}' implicitly has an '{1}' type."),
Member_0_implicitly_has_an_1_type: diag(7008, ts.DiagnosticCategory.Error, "Member_0_implicitly_has_an_1_type_7008", "Member '{0}' implicitly has an '{1}' type."),
new_expression_whose_target_lacks_a_construct_signature_implicitly_has_an_any_type: diag(7009, ts.DiagnosticCategory.Error, "new_expression_whose_target_lacks_a_construct_signature_implicitly_has_an_any_type_7009", "'new' expression, whose target lacks a construct signature, implicitly has an 'any' type."),
_0_which_lacks_return_type_annotation_implicitly_has_an_1_return_type: diag(7010, ts.DiagnosticCategory.Error, "_0_which_lacks_return_type_annotation_implicitly_has_an_1_return_type_7010", "'{0}', which lacks return-type annotation, implicitly has an '{1}' return type."),
Function_expression_which_lacks_return_type_annotation_implicitly_has_an_0_return_type: diag(7011, ts.DiagnosticCategory.Error, "Function_expression_which_lacks_return_type_annotation_implicitly_has_an_0_return_type_7011", "Function expression, which lacks return-type annotation, implicitly has an '{0}' return type."),
Construct_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type: diag(7013, ts.DiagnosticCategory.Error, "Construct_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type_7013", "Construct signature, which lacks return-type annotation, implicitly has an 'any' return type."),
Element_implicitly_has_an_any_type_because_index_expression_is_not_of_type_number: diag(7015, ts.DiagnosticCategory.Error, "Element_implicitly_has_an_any_type_because_index_expression_is_not_of_type_number_7015", "Element implicitly has an 'any' type because index expression is not of type 'number'."),
Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type: diag(7016, ts.DiagnosticCategory.Error, "Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type_7016", "Could not find a declaration file for module '{0}'. '{1}' implicitly has an 'any' type."),
Element_implicitly_has_an_any_type_because_type_0_has_no_index_signature: diag(7017, ts.DiagnosticCategory.Error, "Element_implicitly_has_an_any_type_because_type_0_has_no_index_signature_7017", "Element implicitly has an 'any' type because type '{0}' has no index signature."),
Object_literal_s_property_0_implicitly_has_an_1_type: diag(7018, ts.DiagnosticCategory.Error, "Object_literal_s_property_0_implicitly_has_an_1_type_7018", "Object literal's property '{0}' implicitly has an '{1}' type."),
Rest_parameter_0_implicitly_has_an_any_type: diag(7019, ts.DiagnosticCategory.Error, "Rest_parameter_0_implicitly_has_an_any_type_7019", "Rest parameter '{0}' implicitly has an 'any[]' type."),
Call_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type: diag(7020, ts.DiagnosticCategory.Error, "Call_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type_7020", "Call signature, which lacks return-type annotation, implicitly has an 'any' return type."),
_0_implicitly_has_type_any_because_it_does_not_have_a_type_annotation_and_is_referenced_directly_or_indirectly_in_its_own_initializer: diag(7022, ts.DiagnosticCategory.Error, "_0_implicitly_has_type_any_because_it_does_not_have_a_type_annotation_and_is_referenced_directly_or__7022", "'{0}' implicitly has type 'any' because it does not have a type annotation and is referenced directly or indirectly in its own initializer."),
_0_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions: diag(7023, ts.DiagnosticCategory.Error, "_0_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_reference_7023", "'{0}' implicitly has return type 'any' because it does not have a return type annotation and is referenced directly or indirectly in one of its return expressions."),
Function_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions: diag(7024, ts.DiagnosticCategory.Error, "Function_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_ref_7024", "Function implicitly has return type 'any' because it does not have a return type annotation and is referenced directly or indirectly in one of its return expressions."),
Generator_implicitly_has_type_0_because_it_does_not_yield_any_values_Consider_supplying_a_return_type: diag(7025, ts.DiagnosticCategory.Error, "Generator_implicitly_has_type_0_because_it_does_not_yield_any_values_Consider_supplying_a_return_typ_7025", "Generator implicitly has type '{0}' because it does not yield any values. Consider supplying a return type."),
JSX_element_implicitly_has_type_any_because_no_interface_JSX_0_exists: diag(7026, ts.DiagnosticCategory.Error, "JSX_element_implicitly_has_type_any_because_no_interface_JSX_0_exists_7026", "JSX element implicitly has type 'any' because no interface 'JSX.{0}' exists."),
Unreachable_code_detected: diag(7027, ts.DiagnosticCategory.Error, "Unreachable_code_detected_7027", "Unreachable code detected.", true),
Unused_label: diag(7028, ts.DiagnosticCategory.Error, "Unused_label_7028", "Unused label.", true),
Fallthrough_case_in_switch: diag(7029, ts.DiagnosticCategory.Error, "Fallthrough_case_in_switch_7029", "Fallthrough case in switch."),
Not_all_code_paths_return_a_value: diag(7030, ts.DiagnosticCategory.Error, "Not_all_code_paths_return_a_value_7030", "Not all code paths return a value."),
Binding_element_0_implicitly_has_an_1_type: diag(7031, ts.DiagnosticCategory.Error, "Binding_element_0_implicitly_has_an_1_type_7031", "Binding element '{0}' implicitly has an '{1}' type."),
Property_0_implicitly_has_type_any_because_its_set_accessor_lacks_a_parameter_type_annotation: diag(7032, ts.DiagnosticCategory.Error, "Property_0_implicitly_has_type_any_because_its_set_accessor_lacks_a_parameter_type_annotation_7032", "Property '{0}' implicitly has type 'any', because its set accessor lacks a parameter type annotation."),
Property_0_implicitly_has_type_any_because_its_get_accessor_lacks_a_return_type_annotation: diag(7033, ts.DiagnosticCategory.Error, "Property_0_implicitly_has_type_any_because_its_get_accessor_lacks_a_return_type_annotation_7033", "Property '{0}' implicitly has type 'any', because its get accessor lacks a return type annotation."),
Variable_0_implicitly_has_type_1_in_some_locations_where_its_type_cannot_be_determined: diag(7034, ts.DiagnosticCategory.Error, "Variable_0_implicitly_has_type_1_in_some_locations_where_its_type_cannot_be_determined_7034", "Variable '{0}' implicitly has type '{1}' in some locations where its type cannot be determined."),
Try_npm_install_types_Slash_0_if_it_exists_or_add_a_new_declaration_d_ts_file_containing_declare_module_0: diag(7035, ts.DiagnosticCategory.Error, "Try_npm_install_types_Slash_0_if_it_exists_or_add_a_new_declaration_d_ts_file_containing_declare_mod_7035", "Try `npm install @types/{0}` if it exists or add a new declaration (.d.ts) file containing `declare module '{0}';`"),
Dynamic_import_s_specifier_must_be_of_type_string_but_here_has_type_0: diag(7036, ts.DiagnosticCategory.Error, "Dynamic_import_s_specifier_must_be_of_type_string_but_here_has_type_0_7036", "Dynamic import's specifier must be of type 'string', but here has type '{0}'."),
Enables_emit_interoperability_between_CommonJS_and_ES_Modules_via_creation_of_namespace_objects_for_all_imports_Implies_allowSyntheticDefaultImports: diag(7037, ts.DiagnosticCategory.Message, "Enables_emit_interoperability_between_CommonJS_and_ES_Modules_via_creation_of_namespace_objects_for__7037", "Enables emit interoperability between CommonJS and ES Modules via creation of namespace objects for all imports. Implies 'allowSyntheticDefaultImports'."),
Type_originates_at_this_import_A_namespace_style_import_cannot_be_called_or_constructed_and_will_cause_a_failure_at_runtime_Consider_using_a_default_import_or_import_require_here_instead: diag(7038, ts.DiagnosticCategory.Error, "Type_originates_at_this_import_A_namespace_style_import_cannot_be_called_or_constructed_and_will_cau_7038", "Type originates at this import. A namespace-style import cannot be called or constructed, and will cause a failure at runtime. Consider using a default import or import require here instead."),
Mapped_object_type_implicitly_has_an_any_template_type: diag(7039, ts.DiagnosticCategory.Error, "Mapped_object_type_implicitly_has_an_any_template_type_7039", "Mapped object type implicitly has an 'any' template type."),
If_the_0_package_actually_exposes_this_module_consider_sending_a_pull_request_to_amend_https_Colon_Slash_Slashgithub_com_SlashDefinitelyTyped_SlashDefinitelyTyped_Slashtree_Slashmaster_Slashtypes_Slash_0: diag(7040, ts.DiagnosticCategory.Error, "If_the_0_package_actually_exposes_this_module_consider_sending_a_pull_request_to_amend_https_Colon_S_7040", "If the '{0}' package actually exposes this module, consider sending a pull request to amend 'https://github.com/DefinitelyTyped/DefinitelyTyped/tree/master/types/{0}`"),
You_cannot_rename_this_element: diag(8000, ts.DiagnosticCategory.Error, "You_cannot_rename_this_element_8000", "You cannot rename this element."),
You_cannot_rename_elements_that_are_defined_in_the_standard_TypeScript_library: diag(8001, ts.DiagnosticCategory.Error, "You_cannot_rename_elements_that_are_defined_in_the_standard_TypeScript_library_8001", "You cannot rename elements that are defined in the standard TypeScript library."),
import_can_only_be_used_in_a_ts_file: diag(8002, ts.DiagnosticCategory.Error, "import_can_only_be_used_in_a_ts_file_8002", "'import ... =' can only be used in a .ts file."),
export_can_only_be_used_in_a_ts_file: diag(8003, ts.DiagnosticCategory.Error, "export_can_only_be_used_in_a_ts_file_8003", "'export=' can only be used in a .ts file."),
type_parameter_declarations_can_only_be_used_in_a_ts_file: diag(8004, ts.DiagnosticCategory.Error, "type_parameter_declarations_can_only_be_used_in_a_ts_file_8004", "'type parameter declarations' can only be used in a .ts file."),
implements_clauses_can_only_be_used_in_a_ts_file: diag(8005, ts.DiagnosticCategory.Error, "implements_clauses_can_only_be_used_in_a_ts_file_8005", "'implements clauses' can only be used in a .ts file."),
interface_declarations_can_only_be_used_in_a_ts_file: diag(8006, ts.DiagnosticCategory.Error, "interface_declarations_can_only_be_used_in_a_ts_file_8006", "'interface declarations' can only be used in a .ts file."),
module_declarations_can_only_be_used_in_a_ts_file: diag(8007, ts.DiagnosticCategory.Error, "module_declarations_can_only_be_used_in_a_ts_file_8007", "'module declarations' can only be used in a .ts file."),
type_aliases_can_only_be_used_in_a_ts_file: diag(8008, ts.DiagnosticCategory.Error, "type_aliases_can_only_be_used_in_a_ts_file_8008", "'type aliases' can only be used in a .ts file."),
_0_can_only_be_used_in_a_ts_file: diag(8009, ts.DiagnosticCategory.Error, "_0_can_only_be_used_in_a_ts_file_8009", "'{0}' can only be used in a .ts file."),
types_can_only_be_used_in_a_ts_file: diag(8010, ts.DiagnosticCategory.Error, "types_can_only_be_used_in_a_ts_file_8010", "'types' can only be used in a .ts file."),
type_arguments_can_only_be_used_in_a_ts_file: diag(8011, ts.DiagnosticCategory.Error, "type_arguments_can_only_be_used_in_a_ts_file_8011", "'type arguments' can only be used in a .ts file."),
parameter_modifiers_can_only_be_used_in_a_ts_file: diag(8012, ts.DiagnosticCategory.Error, "parameter_modifiers_can_only_be_used_in_a_ts_file_8012", "'parameter modifiers' can only be used in a .ts file."),
non_null_assertions_can_only_be_used_in_a_ts_file: diag(8013, ts.DiagnosticCategory.Error, "non_null_assertions_can_only_be_used_in_a_ts_file_8013", "'non-null assertions' can only be used in a .ts file."),
enum_declarations_can_only_be_used_in_a_ts_file: diag(8015, ts.DiagnosticCategory.Error, "enum_declarations_can_only_be_used_in_a_ts_file_8015", "'enum declarations' can only be used in a .ts file."),
type_assertion_expressions_can_only_be_used_in_a_ts_file: diag(8016, ts.DiagnosticCategory.Error, "type_assertion_expressions_can_only_be_used_in_a_ts_file_8016", "'type assertion expressions' can only be used in a .ts file."),
Octal_literal_types_must_use_ES2015_syntax_Use_the_syntax_0: diag(8017, ts.DiagnosticCategory.Error, "Octal_literal_types_must_use_ES2015_syntax_Use_the_syntax_0_8017", "Octal literal types must use ES2015 syntax. Use the syntax '{0}'."),
Octal_literals_are_not_allowed_in_enums_members_initializer_Use_the_syntax_0: diag(8018, ts.DiagnosticCategory.Error, "Octal_literals_are_not_allowed_in_enums_members_initializer_Use_the_syntax_0_8018", "Octal literals are not allowed in enums members initializer. Use the syntax '{0}'."),
Report_errors_in_js_files: diag(8019, ts.DiagnosticCategory.Message, "Report_errors_in_js_files_8019", "Report errors in .js files."),
JSDoc_types_can_only_be_used_inside_documentation_comments: diag(8020, ts.DiagnosticCategory.Error, "JSDoc_types_can_only_be_used_inside_documentation_comments_8020", "JSDoc types can only be used inside documentation comments."),
JSDoc_typedef_tag_should_either_have_a_type_annotation_or_be_followed_by_property_or_member_tags: diag(8021, ts.DiagnosticCategory.Error, "JSDoc_typedef_tag_should_either_have_a_type_annotation_or_be_followed_by_property_or_member_tags_8021", "JSDoc '@typedef' tag should either have a type annotation or be followed by '@property' or '@member' tags."),
JSDoc_0_is_not_attached_to_a_class: diag(8022, ts.DiagnosticCategory.Error, "JSDoc_0_is_not_attached_to_a_class_8022", "JSDoc '@{0}' is not attached to a class."),
JSDoc_0_1_does_not_match_the_extends_2_clause: diag(8023, ts.DiagnosticCategory.Error, "JSDoc_0_1_does_not_match_the_extends_2_clause_8023", "JSDoc '@{0} {1}' does not match the 'extends {2}' clause."),
JSDoc_param_tag_has_name_0_but_there_is_no_parameter_with_that_name: diag(8024, ts.DiagnosticCategory.Error, "JSDoc_param_tag_has_name_0_but_there_is_no_parameter_with_that_name_8024", "JSDoc '@param' tag has name '{0}', but there is no parameter with that name."),
Class_declarations_cannot_have_more_than_one_augments_or_extends_tag: diag(8025, ts.DiagnosticCategory.Error, "Class_declarations_cannot_have_more_than_one_augments_or_extends_tag_8025", "Class declarations cannot have more than one `@augments` or `@extends` tag."),
Expected_0_type_arguments_provide_these_with_an_extends_tag: diag(8026, ts.DiagnosticCategory.Error, "Expected_0_type_arguments_provide_these_with_an_extends_tag_8026", "Expected {0} type arguments; provide these with an '@extends' tag."),
Expected_0_1_type_arguments_provide_these_with_an_extends_tag: diag(8027, ts.DiagnosticCategory.Error, "Expected_0_1_type_arguments_provide_these_with_an_extends_tag_8027", "Expected {0}-{1} type arguments; provide these with an '@extends' tag."),
JSDoc_may_only_appear_in_the_last_parameter_of_a_signature: diag(8028, ts.DiagnosticCategory.Error, "JSDoc_may_only_appear_in_the_last_parameter_of_a_signature_8028", "JSDoc '...' may only appear in the last parameter of a signature."),
JSDoc_param_tag_has_name_0_but_there_is_no_parameter_with_that_name_It_would_match_arguments_if_it_had_an_array_type: diag(8029, ts.DiagnosticCategory.Error, "JSDoc_param_tag_has_name_0_but_there_is_no_parameter_with_that_name_It_would_match_arguments_if_it_h_8029", "JSDoc '@param' tag has name '{0}', but there is no parameter with that name. It would match 'arguments' if it had an array type."),
Only_identifiers_Slashqualified_names_with_optional_type_arguments_are_currently_supported_in_a_class_extends_clause: diag(9002, ts.DiagnosticCategory.Error, "Only_identifiers_Slashqualified_names_with_optional_type_arguments_are_currently_supported_in_a_clas_9002", "Only identifiers/qualified-names with optional type arguments are currently supported in a class 'extends' clause."),
class_expressions_are_not_currently_supported: diag(9003, ts.DiagnosticCategory.Error, "class_expressions_are_not_currently_supported_9003", "'class' expressions are not currently supported."),
Language_service_is_disabled: diag(9004, ts.DiagnosticCategory.Error, "Language_service_is_disabled_9004", "Language service is disabled."),
JSX_attributes_must_only_be_assigned_a_non_empty_expression: diag(17000, ts.DiagnosticCategory.Error, "JSX_attributes_must_only_be_assigned_a_non_empty_expression_17000", "JSX attributes must only be assigned a non-empty 'expression'."),
JSX_elements_cannot_have_multiple_attributes_with_the_same_name: diag(17001, ts.DiagnosticCategory.Error, "JSX_elements_cannot_have_multiple_attributes_with_the_same_name_17001", "JSX elements cannot have multiple attributes with the same name."),
Expected_corresponding_JSX_closing_tag_for_0: diag(17002, ts.DiagnosticCategory.Error, "Expected_corresponding_JSX_closing_tag_for_0_17002", "Expected corresponding JSX closing tag for '{0}'."),
JSX_attribute_expected: diag(17003, ts.DiagnosticCategory.Error, "JSX_attribute_expected_17003", "JSX attribute expected."),
Cannot_use_JSX_unless_the_jsx_flag_is_provided: diag(17004, ts.DiagnosticCategory.Error, "Cannot_use_JSX_unless_the_jsx_flag_is_provided_17004", "Cannot use JSX unless the '--jsx' flag is provided."),
A_constructor_cannot_contain_a_super_call_when_its_class_extends_null: diag(17005, ts.DiagnosticCategory.Error, "A_constructor_cannot_contain_a_super_call_when_its_class_extends_null_17005", "A constructor cannot contain a 'super' call when its class extends 'null'."),
An_unary_expression_with_the_0_operator_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Consider_enclosing_the_expression_in_parentheses: diag(17006, ts.DiagnosticCategory.Error, "An_unary_expression_with_the_0_operator_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_ex_17006", "An unary expression with the '{0}' operator is not allowed in the left-hand side of an exponentiation expression. Consider enclosing the expression in parentheses."),
A_type_assertion_expression_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Consider_enclosing_the_expression_in_parentheses: diag(17007, ts.DiagnosticCategory.Error, "A_type_assertion_expression_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Con_17007", "A type assertion expression is not allowed in the left-hand side of an exponentiation expression. Consider enclosing the expression in parentheses."),
JSX_element_0_has_no_corresponding_closing_tag: diag(17008, ts.DiagnosticCategory.Error, "JSX_element_0_has_no_corresponding_closing_tag_17008", "JSX element '{0}' has no corresponding closing tag."),
super_must_be_called_before_accessing_this_in_the_constructor_of_a_derived_class: diag(17009, ts.DiagnosticCategory.Error, "super_must_be_called_before_accessing_this_in_the_constructor_of_a_derived_class_17009", "'super' must be called before accessing 'this' in the constructor of a derived class."),
Unknown_type_acquisition_option_0: diag(17010, ts.DiagnosticCategory.Error, "Unknown_type_acquisition_option_0_17010", "Unknown type acquisition option '{0}'."),
super_must_be_called_before_accessing_a_property_of_super_in_the_constructor_of_a_derived_class: diag(17011, ts.DiagnosticCategory.Error, "super_must_be_called_before_accessing_a_property_of_super_in_the_constructor_of_a_derived_class_17011", "'super' must be called before accessing a property of 'super' in the constructor of a derived class."),
_0_is_not_a_valid_meta_property_for_keyword_1_Did_you_mean_2: diag(17012, ts.DiagnosticCategory.Error, "_0_is_not_a_valid_meta_property_for_keyword_1_Did_you_mean_2_17012", "'{0}' is not a valid meta-property for keyword '{1}'. Did you mean '{2}'?"),
Meta_property_0_is_only_allowed_in_the_body_of_a_function_declaration_function_expression_or_constructor: diag(17013, ts.DiagnosticCategory.Error, "Meta_property_0_is_only_allowed_in_the_body_of_a_function_declaration_function_expression_or_constru_17013", "Meta-property '{0}' is only allowed in the body of a function declaration, function expression, or constructor."),
JSX_fragment_has_no_corresponding_closing_tag: diag(17014, ts.DiagnosticCategory.Error, "JSX_fragment_has_no_corresponding_closing_tag_17014", "JSX fragment has no corresponding closing tag."),
Expected_corresponding_closing_tag_for_JSX_fragment: diag(17015, ts.DiagnosticCategory.Error, "Expected_corresponding_closing_tag_for_JSX_fragment_17015", "Expected corresponding closing tag for JSX fragment."),
JSX_fragment_is_not_supported_when_using_jsxFactory: diag(17016, ts.DiagnosticCategory.Error, "JSX_fragment_is_not_supported_when_using_jsxFactory_17016", "JSX fragment is not supported when using --jsxFactory"),
JSX_fragment_is_not_supported_when_using_an_inline_JSX_factory_pragma: diag(17017, ts.DiagnosticCategory.Error, "JSX_fragment_is_not_supported_when_using_an_inline_JSX_factory_pragma_17017", "JSX fragment is not supported when using an inline JSX factory pragma"),
Circularity_detected_while_resolving_configuration_Colon_0: diag(18000, ts.DiagnosticCategory.Error, "Circularity_detected_while_resolving_configuration_Colon_0_18000", "Circularity detected while resolving configuration: {0}"),
A_path_in_an_extends_option_must_be_relative_or_rooted_but_0_is_not: diag(18001, ts.DiagnosticCategory.Error, "A_path_in_an_extends_option_must_be_relative_or_rooted_but_0_is_not_18001", "A path in an 'extends' option must be relative or rooted, but '{0}' is not."),
The_files_list_in_config_file_0_is_empty: diag(18002, ts.DiagnosticCategory.Error, "The_files_list_in_config_file_0_is_empty_18002", "The 'files' list in config file '{0}' is empty."),
No_inputs_were_found_in_config_file_0_Specified_include_paths_were_1_and_exclude_paths_were_2: diag(18003, ts.DiagnosticCategory.Error, "No_inputs_were_found_in_config_file_0_Specified_include_paths_were_1_and_exclude_paths_were_2_18003", "No inputs were found in config file '{0}'. Specified 'include' paths were '{1}' and 'exclude' paths were '{2}'."),
File_is_a_CommonJS_module_it_may_be_converted_to_an_ES6_module: diag(80001, ts.DiagnosticCategory.Suggestion, "File_is_a_CommonJS_module_it_may_be_converted_to_an_ES6_module_80001", "File is a CommonJS module; it may be converted to an ES6 module."),
This_constructor_function_may_be_converted_to_a_class_declaration: diag(80002, ts.DiagnosticCategory.Suggestion, "This_constructor_function_may_be_converted_to_a_class_declaration_80002", "This constructor function may be converted to a class declaration."),
Import_may_be_converted_to_a_default_import: diag(80003, ts.DiagnosticCategory.Suggestion, "Import_may_be_converted_to_a_default_import_80003", "Import may be converted to a default import."),
JSDoc_types_may_be_moved_to_TypeScript_types: diag(80004, ts.DiagnosticCategory.Suggestion, "JSDoc_types_may_be_moved_to_TypeScript_types_80004", "JSDoc types may be moved to TypeScript types."),
require_call_may_be_converted_to_an_import: diag(80005, ts.DiagnosticCategory.Suggestion, "require_call_may_be_converted_to_an_import_80005", "'require' call may be converted to an import."),
Add_missing_super_call: diag(90001, ts.DiagnosticCategory.Message, "Add_missing_super_call_90001", "Add missing 'super()' call"),
Make_super_call_the_first_statement_in_the_constructor: diag(90002, ts.DiagnosticCategory.Message, "Make_super_call_the_first_statement_in_the_constructor_90002", "Make 'super()' call the first statement in the constructor"),
Change_extends_to_implements: diag(90003, ts.DiagnosticCategory.Message, "Change_extends_to_implements_90003", "Change 'extends' to 'implements'"),
Remove_declaration_for_Colon_0: diag(90004, ts.DiagnosticCategory.Message, "Remove_declaration_for_Colon_0_90004", "Remove declaration for: '{0}'"),
Remove_import_from_0: diag(90005, ts.DiagnosticCategory.Message, "Remove_import_from_0_90005", "Remove import from '{0}'"),
Implement_interface_0: diag(90006, ts.DiagnosticCategory.Message, "Implement_interface_0_90006", "Implement interface '{0}'"),
Implement_inherited_abstract_class: diag(90007, ts.DiagnosticCategory.Message, "Implement_inherited_abstract_class_90007", "Implement inherited abstract class"),
Add_0_to_unresolved_variable: diag(90008, ts.DiagnosticCategory.Message, "Add_0_to_unresolved_variable_90008", "Add '{0}.' to unresolved variable"),
Remove_destructuring: diag(90009, ts.DiagnosticCategory.Message, "Remove_destructuring_90009", "Remove destructuring"),
Remove_variable_statement: diag(90010, ts.DiagnosticCategory.Message, "Remove_variable_statement_90010", "Remove variable statement"),
Import_0_from_module_1: diag(90013, ts.DiagnosticCategory.Message, "Import_0_from_module_1_90013", "Import '{0}' from module \"{1}\""),
Change_0_to_1: diag(90014, ts.DiagnosticCategory.Message, "Change_0_to_1_90014", "Change '{0}' to '{1}'"),
Add_0_to_existing_import_declaration_from_1: diag(90015, ts.DiagnosticCategory.Message, "Add_0_to_existing_import_declaration_from_1_90015", "Add '{0}' to existing import declaration from \"{1}\""),
Declare_property_0: diag(90016, ts.DiagnosticCategory.Message, "Declare_property_0_90016", "Declare property '{0}'"),
Add_index_signature_for_property_0: diag(90017, ts.DiagnosticCategory.Message, "Add_index_signature_for_property_0_90017", "Add index signature for property '{0}'"),
Disable_checking_for_this_file: diag(90018, ts.DiagnosticCategory.Message, "Disable_checking_for_this_file_90018", "Disable checking for this file"),
Ignore_this_error_message: diag(90019, ts.DiagnosticCategory.Message, "Ignore_this_error_message_90019", "Ignore this error message"),
Initialize_property_0_in_the_constructor: diag(90020, ts.DiagnosticCategory.Message, "Initialize_property_0_in_the_constructor_90020", "Initialize property '{0}' in the constructor"),
Initialize_static_property_0: diag(90021, ts.DiagnosticCategory.Message, "Initialize_static_property_0_90021", "Initialize static property '{0}'"),
Change_spelling_to_0: diag(90022, ts.DiagnosticCategory.Message, "Change_spelling_to_0_90022", "Change spelling to '{0}'"),
Declare_method_0: diag(90023, ts.DiagnosticCategory.Message, "Declare_method_0_90023", "Declare method '{0}'"),
Declare_static_method_0: diag(90024, ts.DiagnosticCategory.Message, "Declare_static_method_0_90024", "Declare static method '{0}'"),
Prefix_0_with_an_underscore: diag(90025, ts.DiagnosticCategory.Message, "Prefix_0_with_an_underscore_90025", "Prefix '{0}' with an underscore"),
Rewrite_as_the_indexed_access_type_0: diag(90026, ts.DiagnosticCategory.Message, "Rewrite_as_the_indexed_access_type_0_90026", "Rewrite as the indexed access type '{0}'"),
Declare_static_property_0: diag(90027, ts.DiagnosticCategory.Message, "Declare_static_property_0_90027", "Declare static property '{0}'"),
Call_decorator_expression: diag(90028, ts.DiagnosticCategory.Message, "Call_decorator_expression_90028", "Call decorator expression"),
Add_async_modifier_to_containing_function: diag(90029, ts.DiagnosticCategory.Message, "Add_async_modifier_to_containing_function_90029", "Add async modifier to containing function"),
Convert_function_to_an_ES2015_class: diag(95001, ts.DiagnosticCategory.Message, "Convert_function_to_an_ES2015_class_95001", "Convert function to an ES2015 class"),
Convert_function_0_to_class: diag(95002, ts.DiagnosticCategory.Message, "Convert_function_0_to_class_95002", "Convert function '{0}' to class"),
Extract_to_0_in_1: diag(95004, ts.DiagnosticCategory.Message, "Extract_to_0_in_1_95004", "Extract to {0} in {1}"),
Extract_function: diag(95005, ts.DiagnosticCategory.Message, "Extract_function_95005", "Extract function"),
Extract_constant: diag(95006, ts.DiagnosticCategory.Message, "Extract_constant_95006", "Extract constant"),
Extract_to_0_in_enclosing_scope: diag(95007, ts.DiagnosticCategory.Message, "Extract_to_0_in_enclosing_scope_95007", "Extract to {0} in enclosing scope"),
Extract_to_0_in_1_scope: diag(95008, ts.DiagnosticCategory.Message, "Extract_to_0_in_1_scope_95008", "Extract to {0} in {1} scope"),
Annotate_with_type_from_JSDoc: diag(95009, ts.DiagnosticCategory.Message, "Annotate_with_type_from_JSDoc_95009", "Annotate with type from JSDoc"),
Annotate_with_types_from_JSDoc: diag(95010, ts.DiagnosticCategory.Message, "Annotate_with_types_from_JSDoc_95010", "Annotate with types from JSDoc"),
Infer_type_of_0_from_usage: diag(95011, ts.DiagnosticCategory.Message, "Infer_type_of_0_from_usage_95011", "Infer type of '{0}' from usage"),
Infer_parameter_types_from_usage: diag(95012, ts.DiagnosticCategory.Message, "Infer_parameter_types_from_usage_95012", "Infer parameter types from usage"),
Convert_to_default_import: diag(95013, ts.DiagnosticCategory.Message, "Convert_to_default_import_95013", "Convert to default import"),
Install_0: diag(95014, ts.DiagnosticCategory.Message, "Install_0_95014", "Install '{0}'"),
Replace_import_with_0: diag(95015, ts.DiagnosticCategory.Message, "Replace_import_with_0_95015", "Replace import with '{0}'."),
Use_synthetic_default_member: diag(95016, ts.DiagnosticCategory.Message, "Use_synthetic_default_member_95016", "Use synthetic 'default' member."),
Convert_to_ES6_module: diag(95017, ts.DiagnosticCategory.Message, "Convert_to_ES6_module_95017", "Convert to ES6 module"),
Add_undefined_type_to_property_0: diag(95018, ts.DiagnosticCategory.Message, "Add_undefined_type_to_property_0_95018", "Add 'undefined' type to property '{0}'"),
Add_initializer_to_property_0: diag(95019, ts.DiagnosticCategory.Message, "Add_initializer_to_property_0_95019", "Add initializer to property '{0}'"),
Add_definite_assignment_assertion_to_property_0: diag(95020, ts.DiagnosticCategory.Message, "Add_definite_assignment_assertion_to_property_0_95020", "Add definite assignment assertion to property '{0}'"),
Add_all_missing_members: diag(95022, ts.DiagnosticCategory.Message, "Add_all_missing_members_95022", "Add all missing members"),
Infer_all_types_from_usage: diag(95023, ts.DiagnosticCategory.Message, "Infer_all_types_from_usage_95023", "Infer all types from usage"),
Delete_all_unused_declarations: diag(95024, ts.DiagnosticCategory.Message, "Delete_all_unused_declarations_95024", "Delete all unused declarations"),
Prefix_all_unused_declarations_with_where_possible: diag(95025, ts.DiagnosticCategory.Message, "Prefix_all_unused_declarations_with_where_possible_95025", "Prefix all unused declarations with '_' where possible"),
Fix_all_detected_spelling_errors: diag(95026, ts.DiagnosticCategory.Message, "Fix_all_detected_spelling_errors_95026", "Fix all detected spelling errors"),
Add_initializers_to_all_uninitialized_properties: diag(95027, ts.DiagnosticCategory.Message, "Add_initializers_to_all_uninitialized_properties_95027", "Add initializers to all uninitialized properties"),
Add_definite_assignment_assertions_to_all_uninitialized_properties: diag(95028, ts.DiagnosticCategory.Message, "Add_definite_assignment_assertions_to_all_uninitialized_properties_95028", "Add definite assignment assertions to all uninitialized properties"),
Add_undefined_type_to_all_uninitialized_properties: diag(95029, ts.DiagnosticCategory.Message, "Add_undefined_type_to_all_uninitialized_properties_95029", "Add undefined type to all uninitialized properties"),
Change_all_jsdoc_style_types_to_TypeScript: diag(95030, ts.DiagnosticCategory.Message, "Change_all_jsdoc_style_types_to_TypeScript_95030", "Change all jsdoc-style types to TypeScript"),
Change_all_jsdoc_style_types_to_TypeScript_and_add_undefined_to_nullable_types: diag(95031, ts.DiagnosticCategory.Message, "Change_all_jsdoc_style_types_to_TypeScript_and_add_undefined_to_nullable_types_95031", "Change all jsdoc-style types to TypeScript (and add '| undefined' to nullable types)"),
Implement_all_unimplemented_interfaces: diag(95032, ts.DiagnosticCategory.Message, "Implement_all_unimplemented_interfaces_95032", "Implement all unimplemented interfaces"),
Install_all_missing_types_packages: diag(95033, ts.DiagnosticCategory.Message, "Install_all_missing_types_packages_95033", "Install all missing types packages"),
Rewrite_all_as_indexed_access_types: diag(95034, ts.DiagnosticCategory.Message, "Rewrite_all_as_indexed_access_types_95034", "Rewrite all as indexed access types"),
Convert_all_to_default_imports: diag(95035, ts.DiagnosticCategory.Message, "Convert_all_to_default_imports_95035", "Convert all to default imports"),
Make_all_super_calls_the_first_statement_in_their_constructor: diag(95036, ts.DiagnosticCategory.Message, "Make_all_super_calls_the_first_statement_in_their_constructor_95036", "Make all 'super()' calls the first statement in their constructor"),
Add_qualifier_to_all_unresolved_variables_matching_a_member_name: diag(95037, ts.DiagnosticCategory.Message, "Add_qualifier_to_all_unresolved_variables_matching_a_member_name_95037", "Add qualifier to all unresolved variables matching a member name"),
Change_all_extended_interfaces_to_implements: diag(95038, ts.DiagnosticCategory.Message, "Change_all_extended_interfaces_to_implements_95038", "Change all extended interfaces to 'implements'"),
Add_all_missing_super_calls: diag(95039, ts.DiagnosticCategory.Message, "Add_all_missing_super_calls_95039", "Add all missing super calls"),
Implement_all_inherited_abstract_classes: diag(95040, ts.DiagnosticCategory.Message, "Implement_all_inherited_abstract_classes_95040", "Implement all inherited abstract classes"),
Add_all_missing_async_modifiers: diag(95041, ts.DiagnosticCategory.Message, "Add_all_missing_async_modifiers_95041", "Add all missing 'async' modifiers"),
Add_ts_ignore_to_all_error_messages: diag(95042, ts.DiagnosticCategory.Message, "Add_ts_ignore_to_all_error_messages_95042", "Add '@ts-ignore' to all error messages"),
Annotate_everything_with_types_from_JSDoc: diag(95043, ts.DiagnosticCategory.Message, "Annotate_everything_with_types_from_JSDoc_95043", "Annotate everything with types from JSDoc"),
Add_to_all_uncalled_decorators: diag(95044, ts.DiagnosticCategory.Message, "Add_to_all_uncalled_decorators_95044", "Add '()' to all uncalled decorators"),
Convert_all_constructor_functions_to_classes: diag(95045, ts.DiagnosticCategory.Message, "Convert_all_constructor_functions_to_classes_95045", "Convert all constructor functions to classes"),
Generate_get_and_set_accessors: diag(95046, ts.DiagnosticCategory.Message, "Generate_get_and_set_accessors_95046", "Generate 'get' and 'set' accessors"),
Convert_require_to_import: diag(95047, ts.DiagnosticCategory.Message, "Convert_require_to_import_95047", "Convert 'require' to 'import'"),
Convert_all_require_to_import: diag(95048, ts.DiagnosticCategory.Message, "Convert_all_require_to_import_95048", "Convert all 'require' to 'import'"),
Move_to_a_new_file: diag(95049, ts.DiagnosticCategory.Message, "Move_to_a_new_file_95049", "Move to a new file"),
Remove_unreachable_code: diag(95050, ts.DiagnosticCategory.Message, "Remove_unreachable_code_95050", "Remove unreachable code"),
Remove_all_unreachable_code: diag(95051, ts.DiagnosticCategory.Message, "Remove_all_unreachable_code_95051", "Remove all unreachable code"),
Add_missing_typeof: diag(95052, ts.DiagnosticCategory.Message, "Add_missing_typeof_95052", "Add missing 'typeof'"),
Remove_unused_label: diag(95053, ts.DiagnosticCategory.Message, "Remove_unused_label_95053", "Remove unused label"),
Remove_all_unused_labels: diag(95054, ts.DiagnosticCategory.Message, "Remove_all_unused_labels_95054", "Remove all unused labels"),
Convert_0_to_mapped_object_type: diag(95055, ts.DiagnosticCategory.Message, "Convert_0_to_mapped_object_type_95055", "Convert '{0}' to mapped object type"),
Convert_namespace_import_to_named_imports: diag(95056, ts.DiagnosticCategory.Message, "Convert_namespace_import_to_named_imports_95056", "Convert namespace import to named imports"),
Convert_named_imports_to_namespace_import: diag(95057, ts.DiagnosticCategory.Message, "Convert_named_imports_to_namespace_import_95057", "Convert named imports to namespace import"),
Add_or_remove_braces_in_an_arrow_function: diag(95058, ts.DiagnosticCategory.Message, "Add_or_remove_braces_in_an_arrow_function_95058", "Add or remove braces in an arrow function"),
Add_braces_to_arrow_function: diag(95059, ts.DiagnosticCategory.Message, "Add_braces_to_arrow_function_95059", "Add braces to arrow function"),
Remove_braces_from_arrow_function: diag(95060, ts.DiagnosticCategory.Message, "Remove_braces_from_arrow_function_95060", "Remove braces from arrow function"),
Convert_default_export_to_named_export: diag(95061, ts.DiagnosticCategory.Message, "Convert_default_export_to_named_export_95061", "Convert default export to named export"),
Convert_named_export_to_default_export: diag(95062, ts.DiagnosticCategory.Message, "Convert_named_export_to_default_export_95062", "Convert named export to default export"),
Add_missing_enum_member_0: diag(95063, ts.DiagnosticCategory.Message, "Add_missing_enum_member_0_95063", "Add missing enum member '{0}'"),
Add_all_missing_imports: diag(95064, ts.DiagnosticCategory.Message, "Add_all_missing_imports_95064", "Add all missing imports"),
};
})(ts || (ts = {}));
var ts;
(function (ts) {
function tokenIsIdentifierOrKeyword(token) {
return token >= 71;
}
ts.tokenIsIdentifierOrKeyword = tokenIsIdentifierOrKeyword;
function tokenIsIdentifierOrKeywordOrGreaterThan(token) {
return token === 29 || tokenIsIdentifierOrKeyword(token);
}
ts.tokenIsIdentifierOrKeywordOrGreaterThan = tokenIsIdentifierOrKeywordOrGreaterThan;
var textToToken = ts.createMapFromTemplate({
"abstract": 117,
"any": 119,
"as": 118,
"boolean": 122,
"break": 72,
"case": 73,
"catch": 74,
"class": 75,
"continue": 77,
"const": 76,
"constructor": 123,
"debugger": 78,
"declare": 124,
"default": 79,
"delete": 80,
"do": 81,
"else": 82,
"enum": 83,
"export": 84,
"extends": 85,
"false": 86,
"finally": 87,
"for": 88,
"from": 143,
"function": 89,
"get": 125,
"if": 90,
"implements": 108,
"import": 91,
"in": 92,
"infer": 126,
"instanceof": 93,
"interface": 109,
"is": 127,
"keyof": 128,
"let": 110,
"module": 129,
"namespace": 130,
"never": 131,
"new": 94,
"null": 95,
"number": 134,
"object": 135,
"package": 111,
"private": 112,
"protected": 113,
"public": 114,
"readonly": 132,
"require": 133,
"global": 144,
"return": 96,
"set": 136,
"static": 115,
"string": 137,
"super": 97,
"switch": 98,
"symbol": 138,
"this": 99,
"throw": 100,
"true": 101,
"try": 102,
"type": 139,
"typeof": 103,
"undefined": 140,
"unique": 141,
"unknown": 142,
"var": 104,
"void": 105,
"while": 106,
"with": 107,
"yield": 116,
"async": 120,
"await": 121,
"of": 145,
"{": 17,
"}": 18,
"(": 19,
")": 20,
"[": 21,
"]": 22,
".": 23,
"...": 24,
";": 25,
",": 26,
"<": 27,
">": 29,
"<=": 30,
">=": 31,
"==": 32,
"!=": 33,
"===": 34,
"!==": 35,
"=>": 36,
"+": 37,
"-": 38,
"**": 40,
"*": 39,
"/": 41,
"%": 42,
"++": 43,
"--": 44,
"<<": 45,
"</": 28,
">>": 46,
">>>": 47,
"&": 48,
"|": 49,
"^": 50,
"!": 51,
"~": 52,
"&&": 53,
"||": 54,
"?": 55,
":": 56,
"=": 58,
"+=": 59,
"-=": 60,
"*=": 61,
"**=": 62,
"/=": 63,
"%=": 64,
"<<=": 65,
">>=": 66,
">>>=": 67,
"&=": 68,
"|=": 69,
"^=": 70,
"@": 57,
});
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11694, 11696, 11702, 11704, 11710, 11712, 11718, 11720, 11726, 11728, 11734, 11736, 11742, 11744, 11775, 11823, 11823, 12293, 12295, 12321, 12335, 12337, 12341, 12344, 12348, 12353, 12438, 12441, 12442, 12445, 12447, 12449, 12538, 12540, 12543, 12549, 12589, 12593, 12686, 12704, 12730, 12784, 12799, 13312, 19893, 19968, 40908, 40960, 42124, 42192, 42237, 42240, 42508, 42512, 42539, 42560, 42607, 42612, 42621, 42623, 42647, 42655, 42737, 42775, 42783, 42786, 42888, 42891, 42894, 42896, 42899, 42912, 42922, 43000, 43047, 43072, 43123, 43136, 43204, 43216, 43225, 43232, 43255, 43259, 43259, 43264, 43309, 43312, 43347, 43360, 43388, 43392, 43456, 43471, 43481, 43520, 43574, 43584, 43597, 43600, 43609, 43616, 43638, 43642, 43643, 43648, 43714, 43739, 43741, 43744, 43759, 43762, 43766, 43777, 43782, 43785, 43790, 43793, 43798, 43808, 43814, 43816, 43822, 43968, 44010, 44012, 44013, 44016, 44025, 44032, 55203, 55216, 55238, 55243, 55291, 63744, 64109, 64112, 64217, 64256, 64262, 64275, 64279, 64285, 64296, 64298, 64310, 64312, 64316, 64318, 64318, 64320, 64321, 64323, 64324, 64326, 64433, 64467, 64829, 64848, 64911, 64914, 64967, 65008, 65019, 65024, 65039, 65056, 65062, 65075, 65076, 65101, 65103, 65136, 65140, 65142, 65276, 65296, 65305, 65313, 65338, 65343, 65343, 65345, 65370, 65382, 65470, 65474, 65479, 65482, 65487, 65490, 65495, 65498, 65500,];
function lookupInUnicodeMap(code, map) {
if (code < map[0]) {
return false;
}
var lo = 0;
var hi = map.length;
var mid;
while (lo + 1 < hi) {
mid = lo + (hi - lo) / 2;
mid -= mid % 2;
if (map[mid] <= code && code <= map[mid + 1]) {
return true;
}
if (code < map[mid]) {
hi = mid;
}
else {
lo = mid + 2;
}
}
return false;
}
function isUnicodeIdentifierStart(code, languageVersion) {
return languageVersion >= 1 ?
lookupInUnicodeMap(code, unicodeES5IdentifierStart) :
lookupInUnicodeMap(code, unicodeES3IdentifierStart);
}
ts.isUnicodeIdentifierStart = isUnicodeIdentifierStart;
function isUnicodeIdentifierPart(code, languageVersion) {
return languageVersion >= 1 ?
lookupInUnicodeMap(code, unicodeES5IdentifierPart) :
lookupInUnicodeMap(code, unicodeES3IdentifierPart);
}
function makeReverseMap(source) {
var result = [];
source.forEach(function (value, name) {
result[value] = name;
});
return result;
}
var tokenStrings = makeReverseMap(textToToken);
function tokenToString(t) {
return tokenStrings[t];
}
ts.tokenToString = tokenToString;
function stringToToken(s) {
return textToToken.get(s);
}
ts.stringToToken = stringToToken;
function computeLineStarts(text) {
var result = new Array();
var pos = 0;
var lineStart = 0;
while (pos < text.length) {
var ch = text.charCodeAt(pos);
pos++;
switch (ch) {
case 13:
if (text.charCodeAt(pos) === 10) {
pos++;
}
case 10:
result.push(lineStart);
lineStart = pos;
break;
default:
if (ch > 127 && isLineBreak(ch)) {
result.push(lineStart);
lineStart = pos;
}
break;
}
}
result.push(lineStart);
return result;
}
ts.computeLineStarts = computeLineStarts;
function getPositionOfLineAndCharacter(sourceFile, line, character) {
return computePositionOfLineAndCharacter(getLineStarts(sourceFile), line, character, sourceFile.text);
}
ts.getPositionOfLineAndCharacter = getPositionOfLineAndCharacter;
function computePositionOfLineAndCharacter(lineStarts, line, character, debugText) {
if (line < 0 || line >= lineStarts.length) {
ts.Debug.fail("Bad line number. Line: " + line + ", lineStarts.length: " + lineStarts.length + " , line map is correct? " + (debugText !== undefined ? ts.arraysEqual(lineStarts, computeLineStarts(debugText)) : "unknown"));
}
var res = lineStarts[line] + character;
if (line < lineStarts.length - 1) {
ts.Debug.assert(res < lineStarts[line + 1]);
}
else if (debugText !== undefined) {
ts.Debug.assert(res <= debugText.length);
}
return res;
}
ts.computePositionOfLineAndCharacter = computePositionOfLineAndCharacter;
function getLineStarts(sourceFile) {
return sourceFile.lineMap || (sourceFile.lineMap = computeLineStarts(sourceFile.text));
}
ts.getLineStarts = getLineStarts;
function computeLineAndCharacterOfPosition(lineStarts, position) {
var lineNumber = ts.binarySearch(lineStarts, position, ts.identity, ts.compareValues);
if (lineNumber < 0) {
lineNumber = ~lineNumber - 1;
ts.Debug.assert(lineNumber !== -1, "position cannot precede the beginning of the file");
}
return {
line: lineNumber,
character: position - lineStarts[lineNumber]
};
}
ts.computeLineAndCharacterOfPosition = computeLineAndCharacterOfPosition;
function getLineAndCharacterOfPosition(sourceFile, position) {
return computeLineAndCharacterOfPosition(getLineStarts(sourceFile), position);
}
ts.getLineAndCharacterOfPosition = getLineAndCharacterOfPosition;
function isWhiteSpaceLike(ch) {
return isWhiteSpaceSingleLine(ch) || isLineBreak(ch);
}
ts.isWhiteSpaceLike = isWhiteSpaceLike;
function isWhiteSpaceSingleLine(ch) {
return ch === 32 ||
ch === 9 ||
ch === 11 ||
ch === 12 ||
ch === 160 ||
ch === 133 ||
ch === 5760 ||
ch >= 8192 && ch <= 8203 ||
ch === 8239 ||
ch === 8287 ||
ch === 12288 ||
ch === 65279;
}
ts.isWhiteSpaceSingleLine = isWhiteSpaceSingleLine;
function isLineBreak(ch) {
return ch === 10 ||
ch === 13 ||
ch === 8232 ||
ch === 8233;
}
ts.isLineBreak = isLineBreak;
function isDigit(ch) {
return ch >= 48 && ch <= 57;
}
function isOctalDigit(ch) {
return ch >= 48 && ch <= 55;
}
ts.isOctalDigit = isOctalDigit;
function couldStartTrivia(text, pos) {
var ch = text.charCodeAt(pos);
switch (ch) {
case 13:
case 10:
case 9:
case 11:
case 12:
case 32:
case 47:
case 60:
case 124:
case 61:
case 62:
return true;
case 35:
return pos === 0;
default:
return ch > 127;
}
}
ts.couldStartTrivia = couldStartTrivia;
function skipTrivia(text, pos, stopAfterLineBreak, stopAtComments) {
if (stopAtComments === void 0) { stopAtComments = false; }
if (ts.positionIsSynthesized(pos)) {
return pos;
}
while (true) {
var ch = text.charCodeAt(pos);
switch (ch) {
case 13:
if (text.charCodeAt(pos + 1) === 10) {
pos++;
}
case 10:
pos++;
if (stopAfterLineBreak) {
return pos;
}
continue;
case 9:
case 11:
case 12:
case 32:
pos++;
continue;
case 47:
if (stopAtComments) {
break;
}
if (text.charCodeAt(pos + 1) === 47) {
pos += 2;
while (pos < text.length) {
if (isLineBreak(text.charCodeAt(pos))) {
break;
}
pos++;
}
continue;
}
if (text.charCodeAt(pos + 1) === 42) {
pos += 2;
while (pos < text.length) {
if (text.charCodeAt(pos) === 42 && text.charCodeAt(pos + 1) === 47) {
pos += 2;
break;
}
pos++;
}
continue;
}
break;
case 60:
case 124:
case 61:
case 62:
if (isConflictMarkerTrivia(text, pos)) {
pos = scanConflictMarkerTrivia(text, pos);
continue;
}
break;
case 35:
if (pos === 0 && isShebangTrivia(text, pos)) {
pos = scanShebangTrivia(text, pos);
continue;
}
break;
default:
if (ch > 127 && (isWhiteSpaceLike(ch))) {
pos++;
continue;
}
break;
}
return pos;
}
}
ts.skipTrivia = skipTrivia;
var mergeConflictMarkerLength = "<<<<<<<".length;
function isConflictMarkerTrivia(text, pos) {
ts.Debug.assert(pos >= 0);
if (pos === 0 || isLineBreak(text.charCodeAt(pos - 1))) {
var ch = text.charCodeAt(pos);
if ((pos + mergeConflictMarkerLength) < text.length) {
for (var i = 0; i < mergeConflictMarkerLength; i++) {
if (text.charCodeAt(pos + i) !== ch) {
return false;
}
}
return ch === 61 ||
text.charCodeAt(pos + mergeConflictMarkerLength) === 32;
}
}
return false;
}
function scanConflictMarkerTrivia(text, pos, error) {
if (error) {
error(ts.Diagnostics.Merge_conflict_marker_encountered, pos, mergeConflictMarkerLength);
}
var ch = text.charCodeAt(pos);
var len = text.length;
if (ch === 60 || ch === 62) {
while (pos < len && !isLineBreak(text.charCodeAt(pos))) {
pos++;
}
}
else {
ts.Debug.assert(ch === 124 || ch === 61);
while (pos < len) {
var currentChar = text.charCodeAt(pos);
if ((currentChar === 61 || currentChar === 62) && currentChar !== ch && isConflictMarkerTrivia(text, pos)) {
break;
}
pos++;
}
}
return pos;
}
var shebangTriviaRegex = /^#!.*/;
function isShebangTrivia(text, pos) {
ts.Debug.assert(pos === 0);
return shebangTriviaRegex.test(text);
}
function scanShebangTrivia(text, pos) {
var shebang = shebangTriviaRegex.exec(text)[0];
pos = pos + shebang.length;
return pos;
}
function iterateCommentRanges(reduce, text, pos, trailing, cb, state, initial) {
var pendingPos;
var pendingEnd;
var pendingKind;
var pendingHasTrailingNewLine;
var hasPendingCommentRange = false;
var collecting = trailing || pos === 0;
var accumulator = initial;
scan: while (pos >= 0 && pos < text.length) {
var ch = text.charCodeAt(pos);
switch (ch) {
case 13:
if (text.charCodeAt(pos + 1) === 10) {
pos++;
}
case 10:
pos++;
if (trailing) {
break scan;
}
collecting = true;
if (hasPendingCommentRange) {
pendingHasTrailingNewLine = true;
}
continue;
case 9:
case 11:
case 12:
case 32:
pos++;
continue;
case 47:
var nextChar = text.charCodeAt(pos + 1);
var hasTrailingNewLine = false;
if (nextChar === 47 || nextChar === 42) {
var kind = nextChar === 47 ? 2 : 3;
var startPos = pos;
pos += 2;
if (nextChar === 47) {
while (pos < text.length) {
if (isLineBreak(text.charCodeAt(pos))) {
hasTrailingNewLine = true;
break;
}
pos++;
}
}
else {
while (pos < text.length) {
if (text.charCodeAt(pos) === 42 && text.charCodeAt(pos + 1) === 47) {
pos += 2;
break;
}
pos++;
}
}
if (collecting) {
if (hasPendingCommentRange) {
accumulator = cb(pendingPos, pendingEnd, pendingKind, pendingHasTrailingNewLine, state, accumulator);
if (!reduce && accumulator) {
return accumulator;
}
}
pendingPos = startPos;
pendingEnd = pos;
pendingKind = kind;
pendingHasTrailingNewLine = hasTrailingNewLine;
hasPendingCommentRange = true;
}
continue;
}
break scan;
default:
if (ch > 127 && (isWhiteSpaceLike(ch))) {
if (hasPendingCommentRange && isLineBreak(ch)) {
pendingHasTrailingNewLine = true;
}
pos++;
continue;
}
break scan;
}
}
if (hasPendingCommentRange) {
accumulator = cb(pendingPos, pendingEnd, pendingKind, pendingHasTrailingNewLine, state, accumulator);
}
return accumulator;
}
function forEachLeadingCommentRange(text, pos, cb, state) {
return iterateCommentRanges(false, text, pos, false, cb, state);
}
ts.forEachLeadingCommentRange = forEachLeadingCommentRange;
function forEachTrailingCommentRange(text, pos, cb, state) {
return iterateCommentRanges(false, text, pos, true, cb, state);
}
ts.forEachTrailingCommentRange = forEachTrailingCommentRange;
function reduceEachLeadingCommentRange(text, pos, cb, state, initial) {
return iterateCommentRanges(true, text, pos, false, cb, state, initial);
}
ts.reduceEachLeadingCommentRange = reduceEachLeadingCommentRange;
function reduceEachTrailingCommentRange(text, pos, cb, state, initial) {
return iterateCommentRanges(true, text, pos, true, cb, state, initial);
}
ts.reduceEachTrailingCommentRange = reduceEachTrailingCommentRange;
function appendCommentRange(pos, end, kind, hasTrailingNewLine, _state, comments) {
if (!comments) {
comments = [];
}
comments.push({ kind: kind, pos: pos, end: end, hasTrailingNewLine: hasTrailingNewLine });
return comments;
}
function getLeadingCommentRanges(text, pos) {
return reduceEachLeadingCommentRange(text, pos, appendCommentRange, undefined, undefined);
}
ts.getLeadingCommentRanges = getLeadingCommentRanges;
function getTrailingCommentRanges(text, pos) {
return reduceEachTrailingCommentRange(text, pos, appendCommentRange, undefined, undefined);
}
ts.getTrailingCommentRanges = getTrailingCommentRanges;
function getShebang(text) {
var match = shebangTriviaRegex.exec(text);
if (match) {
return match[0];
}
}
ts.getShebang = getShebang;
function isIdentifierStart(ch, languageVersion) {
return ch >= 65 && ch <= 90 || ch >= 97 && ch <= 122 ||
ch === 36 || ch === 95 ||
ch > 127 && isUnicodeIdentifierStart(ch, languageVersion);
}
ts.isIdentifierStart = isIdentifierStart;
function isIdentifierPart(ch, languageVersion) {
return ch >= 65 && ch <= 90 || ch >= 97 && ch <= 122 ||
ch >= 48 && ch <= 57 || ch === 36 || ch === 95 ||
ch > 127 && isUnicodeIdentifierPart(ch, languageVersion);
}
ts.isIdentifierPart = isIdentifierPart;
function isIdentifierText(name, languageVersion) {
if (!isIdentifierStart(name.charCodeAt(0), languageVersion)) {
return false;
}
for (var i = 1; i < name.length; i++) {
if (!isIdentifierPart(name.charCodeAt(i), languageVersion)) {
return false;
}
}
return true;
}
ts.isIdentifierText = isIdentifierText;
function createScanner(languageVersion, skipTrivia, languageVariant, textInitial, onError, start, length) {
if (languageVariant === void 0) { languageVariant = 0; }
var text = textInitial;
var pos;
var end;
var startPos;
var tokenPos;
var token;
var tokenValue;
var tokenFlags;
setText(text, start, length);
return {
getStartPos: function () { return startPos; },
getTextPos: function () { return pos; },
getToken: function () { return token; },
getTokenPos: function () { return tokenPos; },
getTokenText: function () { return text.substring(tokenPos, pos); },
getTokenValue: function () { return tokenValue; },
hasExtendedUnicodeEscape: function () { return (tokenFlags & 8) !== 0; },
hasPrecedingLineBreak: function () { return (tokenFlags & 1) !== 0; },
isIdentifier: function () { return token === 71 || token > 107; },
isReservedWord: function () { return token >= 72 && token <= 107; },
isUnterminated: function () { return (tokenFlags & 4) !== 0; },
getTokenFlags: function () { return tokenFlags; },
reScanGreaterToken: reScanGreaterToken,
reScanSlashToken: reScanSlashToken,
reScanTemplateToken: reScanTemplateToken,
scanJsxIdentifier: scanJsxIdentifier,
scanJsxAttributeValue: scanJsxAttributeValue,
reScanJsxToken: reScanJsxToken,
scanJsxToken: scanJsxToken,
scanJSDocToken: scanJSDocToken,
scan: scan,
getText: getText,
setText: setText,
setScriptTarget: setScriptTarget,
setLanguageVariant: setLanguageVariant,
setOnError: setOnError,
setTextPos: setTextPos,
tryScan: tryScan,
lookAhead: lookAhead,
scanRange: scanRange,
};
function error(message, errPos, length) {
if (errPos === void 0) { errPos = pos; }
if (onError) {
var oldPos = pos;
pos = errPos;
onError(message, length || 0);
pos = oldPos;
}
}
function scanNumberFragment() {
var start = pos;
var allowSeparator = false;
var isPreviousTokenSeparator = false;
var result = "";
while (true) {
var ch = text.charCodeAt(pos);
if (ch === 95) {
tokenFlags |= 512;
if (allowSeparator) {
allowSeparator = false;
isPreviousTokenSeparator = true;
result += text.substring(start, pos);
}
else if (isPreviousTokenSeparator) {
error(ts.Diagnostics.Multiple_consecutive_numeric_separators_are_not_permitted, pos, 1);
}
else {
error(ts.Diagnostics.Numeric_separators_are_not_allowed_here, pos, 1);
}
pos++;
start = pos;
continue;
}
if (isDigit(ch)) {
allowSeparator = true;
isPreviousTokenSeparator = false;
pos++;
continue;
}
break;
}
if (text.charCodeAt(pos - 1) === 95) {
error(ts.Diagnostics.Numeric_separators_are_not_allowed_here, pos - 1, 1);
}
return result + text.substring(start, pos);
}
function scanNumber() {
var start = pos;
var mainFragment = scanNumberFragment();
var decimalFragment;
var scientificFragment;
if (text.charCodeAt(pos) === 46) {
pos++;
decimalFragment = scanNumberFragment();
}
var end = pos;
if (text.charCodeAt(pos) === 69 || text.charCodeAt(pos) === 101) {
pos++;
tokenFlags |= 16;
if (text.charCodeAt(pos) === 43 || text.charCodeAt(pos) === 45)
pos++;
var preNumericPart = pos;
var finalFragment = scanNumberFragment();
if (!finalFragment) {
error(ts.Diagnostics.Digit_expected);
}
else {
scientificFragment = text.substring(end, preNumericPart) + finalFragment;
end = pos;
}
}
if (tokenFlags & 512) {
var result = mainFragment;
if (decimalFragment) {
result += "." + decimalFragment;
}
if (scientificFragment) {
result += scientificFragment;
}
return "" + +result;
}
else {
return "" + +(text.substring(start, end));
}
}
function scanOctalDigits() {
var start = pos;
while (isOctalDigit(text.charCodeAt(pos))) {
pos++;
}
return +(text.substring(start, pos));
}
function scanExactNumberOfHexDigits(count, canHaveSeparators) {
return scanHexDigits(count, false, canHaveSeparators);
}
function scanMinimumNumberOfHexDigits(count, canHaveSeparators) {
return scanHexDigits(count, true, canHaveSeparators);
}
function scanHexDigits(minCount, scanAsManyAsPossible, canHaveSeparators) {
var digits = 0;
var value = 0;
var allowSeparator = false;
var isPreviousTokenSeparator = false;
while (digits < minCount || scanAsManyAsPossible) {
var ch = text.charCodeAt(pos);
if (canHaveSeparators && ch === 95) {
tokenFlags |= 512;
if (allowSeparator) {
allowSeparator = false;
isPreviousTokenSeparator = true;
}
else if (isPreviousTokenSeparator) {
error(ts.Diagnostics.Multiple_consecutive_numeric_separators_are_not_permitted, pos, 1);
}
else {
error(ts.Diagnostics.Numeric_separators_are_not_allowed_here, pos, 1);
}
pos++;
continue;
}
allowSeparator = canHaveSeparators;
if (ch >= 48 && ch <= 57) {
value = value * 16 + ch - 48;
}
else if (ch >= 65 && ch <= 70) {
value = value * 16 + ch - 65 + 10;
}
else if (ch >= 97 && ch <= 102) {
value = value * 16 + ch - 97 + 10;
}
else {
break;
}
pos++;
digits++;
isPreviousTokenSeparator = false;
}
if (digits < minCount) {
value = -1;
}
if (text.charCodeAt(pos - 1) === 95) {
error(ts.Diagnostics.Numeric_separators_are_not_allowed_here, pos - 1, 1);
}
return value;
}
function scanString(jsxAttributeString) {
if (jsxAttributeString === void 0) { jsxAttributeString = false; }
var quote = text.charCodeAt(pos);
pos++;
var result = "";
var start = pos;
while (true) {
if (pos >= end) {
result += text.substring(start, pos);
tokenFlags |= 4;
error(ts.Diagnostics.Unterminated_string_literal);
break;
}
var ch = text.charCodeAt(pos);
if (ch === quote) {
result += text.substring(start, pos);
pos++;
break;
}
if (ch === 92 && !jsxAttributeString) {
result += text.substring(start, pos);
result += scanEscapeSequence();
start = pos;
continue;
}
if (isLineBreak(ch) && !jsxAttributeString) {
result += text.substring(start, pos);
tokenFlags |= 4;
error(ts.Diagnostics.Unterminated_string_literal);
break;
}
pos++;
}
return result;
}
function scanTemplateAndSetTokenValue() {
var startedWithBacktick = text.charCodeAt(pos) === 96;
pos++;
var start = pos;
var contents = "";
var resultingToken;
while (true) {
if (pos >= end) {
contents += text.substring(start, pos);
tokenFlags |= 4;
error(ts.Diagnostics.Unterminated_template_literal);
resultingToken = startedWithBacktick ? 13 : 16;
break;
}
var currChar = text.charCodeAt(pos);
if (currChar === 96) {
contents += text.substring(start, pos);
pos++;
resultingToken = startedWithBacktick ? 13 : 16;
break;
}
if (currChar === 36 && pos + 1 < end && text.charCodeAt(pos + 1) === 123) {
contents += text.substring(start, pos);
pos += 2;
resultingToken = startedWithBacktick ? 14 : 15;
break;
}
if (currChar === 92) {
contents += text.substring(start, pos);
contents += scanEscapeSequence();
start = pos;
continue;
}
if (currChar === 13) {
contents += text.substring(start, pos);
pos++;
if (pos < end && text.charCodeAt(pos) === 10) {
pos++;
}
contents += "\n";
start = pos;
continue;
}
pos++;
}
ts.Debug.assert(resultingToken !== undefined);
tokenValue = contents;
return resultingToken;
}
function scanEscapeSequence() {
pos++;
if (pos >= end) {
error(ts.Diagnostics.Unexpected_end_of_text);
return "";
}
var ch = text.charCodeAt(pos);
pos++;
switch (ch) {
case 48:
return "\0";
case 98:
return "\b";
case 116:
return "\t";
case 110:
return "\n";
case 118:
return "\v";
case 102:
return "\f";
case 114:
return "\r";
case 39:
return "\'";
case 34:
return "\"";
case 117:
if (pos < end && text.charCodeAt(pos) === 123) {
tokenFlags |= 8;
pos++;
return scanExtendedUnicodeEscape();
}
return scanHexadecimalEscape(4);
case 120:
return scanHexadecimalEscape(2);
case 13:
if (pos < end && text.charCodeAt(pos) === 10) {
pos++;
}
case 10:
case 8232:
case 8233:
return "";
default:
return String.fromCharCode(ch);
}
}
function scanHexadecimalEscape(numDigits) {
var escapedValue = scanExactNumberOfHexDigits(numDigits, false);
if (escapedValue >= 0) {
return String.fromCharCode(escapedValue);
}
else {
error(ts.Diagnostics.Hexadecimal_digit_expected);
return "";
}
}
function scanExtendedUnicodeEscape() {
var escapedValue = scanMinimumNumberOfHexDigits(1, false);
var isInvalidExtendedEscape = false;
if (escapedValue < 0) {
error(ts.Diagnostics.Hexadecimal_digit_expected);
isInvalidExtendedEscape = true;
}
else if (escapedValue > 0x10FFFF) {
error(ts.Diagnostics.An_extended_Unicode_escape_value_must_be_between_0x0_and_0x10FFFF_inclusive);
isInvalidExtendedEscape = true;
}
if (pos >= end) {
error(ts.Diagnostics.Unexpected_end_of_text);
isInvalidExtendedEscape = true;
}
else if (text.charCodeAt(pos) === 125) {
pos++;
}
else {
error(ts.Diagnostics.Unterminated_Unicode_escape_sequence);
isInvalidExtendedEscape = true;
}
if (isInvalidExtendedEscape) {
return "";
}
return utf16EncodeAsString(escapedValue);
}
function utf16EncodeAsString(codePoint) {
ts.Debug.assert(0x0 <= codePoint && codePoint <= 0x10FFFF);
if (codePoint <= 65535) {
return String.fromCharCode(codePoint);
}
var codeUnit1 = Math.floor((codePoint - 65536) / 1024) + 0xD800;
var codeUnit2 = ((codePoint - 65536) % 1024) + 0xDC00;
return String.fromCharCode(codeUnit1, codeUnit2);
}
function peekUnicodeEscape() {
if (pos + 5 < end && text.charCodeAt(pos + 1) === 117) {
var start_1 = pos;
pos += 2;
var value = scanExactNumberOfHexDigits(4, false);
pos = start_1;
return value;
}
return -1;
}
function scanIdentifierParts() {
var result = "";
var start = pos;
while (pos < end) {
var ch = text.charCodeAt(pos);
if (isIdentifierPart(ch, languageVersion)) {
pos++;
}
else if (ch === 92) {
ch = peekUnicodeEscape();
if (!(ch >= 0 && isIdentifierPart(ch, languageVersion))) {
break;
}
result += text.substring(start, pos);
result += String.fromCharCode(ch);
pos += 6;
start = pos;
}
else {
break;
}
}
result += text.substring(start, pos);
return result;
}
function getIdentifierToken() {
var len = tokenValue.length;
if (len >= 2 && len <= 11) {
var ch = tokenValue.charCodeAt(0);
if (ch >= 97 && ch <= 122) {
token = textToToken.get(tokenValue);
if (token !== undefined) {
return token;
}
}
}
return token = 71;
}
function scanBinaryOrOctalDigits(base) {
ts.Debug.assert(base === 2 || base === 8, "Expected either base 2 or base 8");
var value = 0;
var numberOfDigits = 0;
var separatorAllowed = false;
var isPreviousTokenSeparator = false;
while (true) {
var ch = text.charCodeAt(pos);
if (ch === 95) {
tokenFlags |= 512;
if (separatorAllowed) {
separatorAllowed = false;
isPreviousTokenSeparator = true;
}
else if (isPreviousTokenSeparator) {
error(ts.Diagnostics.Multiple_consecutive_numeric_separators_are_not_permitted, pos, 1);
}
else {
error(ts.Diagnostics.Numeric_separators_are_not_allowed_here, pos, 1);
}
pos++;
continue;
}
separatorAllowed = true;
var valueOfCh = ch - 48;
if (!isDigit(ch) || valueOfCh >= base) {
break;
}
value = value * base + valueOfCh;
pos++;
numberOfDigits++;
isPreviousTokenSeparator = false;
}
if (numberOfDigits === 0) {
return -1;
}
if (text.charCodeAt(pos - 1) === 95) {
error(ts.Diagnostics.Numeric_separators_are_not_allowed_here, pos - 1, 1);
return value;
}
return value;
}
function scan() {
startPos = pos;
tokenFlags = 0;
while (true) {
tokenPos = pos;
if (pos >= end) {
return token = 1;
}
var ch = text.charCodeAt(pos);
if (ch === 35 && pos === 0 && isShebangTrivia(text, pos)) {
pos = scanShebangTrivia(text, pos);
if (skipTrivia) {
continue;
}
else {
return token = 6;
}
}
switch (ch) {
case 10:
case 13:
tokenFlags |= 1;
if (skipTrivia) {
pos++;
continue;
}
else {
if (ch === 13 && pos + 1 < end && text.charCodeAt(pos + 1) === 10) {
pos += 2;
}
else {
pos++;
}
return token = 4;
}
case 9:
case 11:
case 12:
case 32:
if (skipTrivia) {
pos++;
continue;
}
else {
while (pos < end && isWhiteSpaceSingleLine(text.charCodeAt(pos))) {
pos++;
}
return token = 5;
}
case 33:
if (text.charCodeAt(pos + 1) === 61) {
if (text.charCodeAt(pos + 2) === 61) {
return pos += 3, token = 35;
}
return pos += 2, token = 33;
}
pos++;
return token = 51;
case 34:
case 39:
tokenValue = scanString();
return token = 9;
case 96:
return token = scanTemplateAndSetTokenValue();
case 37:
if (text.charCodeAt(pos + 1) === 61) {
return pos += 2, token = 64;
}
pos++;
return token = 42;
case 38:
if (text.charCodeAt(pos + 1) === 38) {
return pos += 2, token = 53;
}
if (text.charCodeAt(pos + 1) === 61) {
return pos += 2, token = 68;
}
pos++;
return token = 48;
case 40:
pos++;
return token = 19;
case 41:
pos++;
return token = 20;
case 42:
if (text.charCodeAt(pos + 1) === 61) {
return pos += 2, token = 61;
}
if (text.charCodeAt(pos + 1) === 42) {
if (text.charCodeAt(pos + 2) === 61) {
return pos += 3, token = 62;
}
return pos += 2, token = 40;
}
pos++;
return token = 39;
case 43:
if (text.charCodeAt(pos + 1) === 43) {
return pos += 2, token = 43;
}
if (text.charCodeAt(pos + 1) === 61) {
return pos += 2, token = 59;
}
pos++;
return token = 37;
case 44:
pos++;
return token = 26;
case 45:
if (text.charCodeAt(pos + 1) === 45) {
return pos += 2, token = 44;
}
if (text.charCodeAt(pos + 1) === 61) {
return pos += 2, token = 60;
}
pos++;
return token = 38;
case 46:
if (isDigit(text.charCodeAt(pos + 1))) {
tokenValue = scanNumber();
return token = 8;
}
if (text.charCodeAt(pos + 1) === 46 && text.charCodeAt(pos + 2) === 46) {
return pos += 3, token = 24;
}
pos++;
return token = 23;
case 47:
if (text.charCodeAt(pos + 1) === 47) {
pos += 2;
while (pos < end) {
if (isLineBreak(text.charCodeAt(pos))) {
break;
}
pos++;
}
if (skipTrivia) {
continue;
}
else {
return token = 2;
}
}
if (text.charCodeAt(pos + 1) === 42) {
pos += 2;
if (text.charCodeAt(pos) === 42 && text.charCodeAt(pos + 1) !== 47) {
tokenFlags |= 2;
}
var commentClosed = false;
while (pos < end) {
var ch_1 = text.charCodeAt(pos);
if (ch_1 === 42 && text.charCodeAt(pos + 1) === 47) {
pos += 2;
commentClosed = true;
break;
}
if (isLineBreak(ch_1)) {
tokenFlags |= 1;
}
pos++;
}
if (!commentClosed) {
error(ts.Diagnostics.Asterisk_Slash_expected);
}
if (skipTrivia) {
continue;
}
else {
if (!commentClosed) {
tokenFlags |= 4;
}
return token = 3;
}
}
if (text.charCodeAt(pos + 1) === 61) {
return pos += 2, token = 63;
}
pos++;
return token = 41;
case 48:
if (pos + 2 < end && (text.charCodeAt(pos + 1) === 88 || text.charCodeAt(pos + 1) === 120)) {
pos += 2;
var value = scanMinimumNumberOfHexDigits(1, true);
if (value < 0) {
error(ts.Diagnostics.Hexadecimal_digit_expected);
value = 0;
}
tokenValue = "" + value;
tokenFlags |= 64;
return token = 8;
}
else if (pos + 2 < end && (text.charCodeAt(pos + 1) === 66 || text.charCodeAt(pos + 1) === 98)) {
pos += 2;
var value = scanBinaryOrOctalDigits(2);
if (value < 0) {
error(ts.Diagnostics.Binary_digit_expected);
value = 0;
}
tokenValue = "" + value;
tokenFlags |= 128;
return token = 8;
}
else if (pos + 2 < end && (text.charCodeAt(pos + 1) === 79 || text.charCodeAt(pos + 1) === 111)) {
pos += 2;
var value = scanBinaryOrOctalDigits(8);
if (value < 0) {
error(ts.Diagnostics.Octal_digit_expected);
value = 0;
}
tokenValue = "" + value;
tokenFlags |= 256;
return token = 8;
}
if (pos + 1 < end && isOctalDigit(text.charCodeAt(pos + 1))) {
tokenValue = "" + scanOctalDigits();
tokenFlags |= 32;
return token = 8;
}
case 49:
case 50:
case 51:
case 52:
case 53:
case 54:
case 55:
case 56:
case 57:
tokenValue = scanNumber();
return token = 8;
case 58:
pos++;
return token = 56;
case 59:
pos++;
return token = 25;
case 60:
if (isConflictMarkerTrivia(text, pos)) {
pos = scanConflictMarkerTrivia(text, pos, error);
if (skipTrivia) {
continue;
}
else {
return token = 7;
}
}
if (text.charCodeAt(pos + 1) === 60) {
if (text.charCodeAt(pos + 2) === 61) {
return pos += 3, token = 65;
}
return pos += 2, token = 45;
}
if (text.charCodeAt(pos + 1) === 61) {
return pos += 2, token = 30;
}
if (languageVariant === 1 &&
text.charCodeAt(pos + 1) === 47 &&
text.charCodeAt(pos + 2) !== 42) {
return pos += 2, token = 28;
}
pos++;
return token = 27;
case 61:
if (isConflictMarkerTrivia(text, pos)) {
pos = scanConflictMarkerTrivia(text, pos, error);
if (skipTrivia) {
continue;
}
else {
return token = 7;
}
}
if (text.charCodeAt(pos + 1) === 61) {
if (text.charCodeAt(pos + 2) === 61) {
return pos += 3, token = 34;
}
return pos += 2, token = 32;
}
if (text.charCodeAt(pos + 1) === 62) {
return pos += 2, token = 36;
}
pos++;
return token = 58;
case 62:
if (isConflictMarkerTrivia(text, pos)) {
pos = scanConflictMarkerTrivia(text, pos, error);
if (skipTrivia) {
continue;
}
else {
return token = 7;
}
}
pos++;
return token = 29;
case 63:
pos++;
return token = 55;
case 91:
pos++;
return token = 21;
case 93:
pos++;
return token = 22;
case 94:
if (text.charCodeAt(pos + 1) === 61) {
return pos += 2, token = 70;
}
pos++;
return token = 50;
case 123:
pos++;
return token = 17;
case 124:
if (isConflictMarkerTrivia(text, pos)) {
pos = scanConflictMarkerTrivia(text, pos, error);
if (skipTrivia) {
continue;
}
else {
return token = 7;
}
}
if (text.charCodeAt(pos + 1) === 124) {
return pos += 2, token = 54;
}
if (text.charCodeAt(pos + 1) === 61) {
return pos += 2, token = 69;
}
pos++;
return token = 49;
case 125:
pos++;
return token = 18;
case 126:
pos++;
return token = 52;
case 64:
pos++;
return token = 57;
case 92:
var cookedChar = peekUnicodeEscape();
if (cookedChar >= 0 && isIdentifierStart(cookedChar, languageVersion)) {
pos += 6;
tokenValue = String.fromCharCode(cookedChar) + scanIdentifierParts();
return token = getIdentifierToken();
}
error(ts.Diagnostics.Invalid_character);
pos++;
return token = 0;
default:
if (isIdentifierStart(ch, languageVersion)) {
pos++;
while (pos < end && isIdentifierPart(ch = text.charCodeAt(pos), languageVersion))
pos++;
tokenValue = text.substring(tokenPos, pos);
if (ch === 92) {
tokenValue += scanIdentifierParts();
}
return token = getIdentifierToken();
}
else if (isWhiteSpaceSingleLine(ch)) {
pos++;
continue;
}
else if (isLineBreak(ch)) {
tokenFlags |= 1;
pos++;
continue;
}
error(ts.Diagnostics.Invalid_character);
pos++;
return token = 0;
}
}
}
function reScanGreaterToken() {
if (token === 29) {
if (text.charCodeAt(pos) === 62) {
if (text.charCodeAt(pos + 1) === 62) {
if (text.charCodeAt(pos + 2) === 61) {
return pos += 3, token = 67;
}
return pos += 2, token = 47;
}
if (text.charCodeAt(pos + 1) === 61) {
return pos += 2, token = 66;
}
pos++;
return token = 46;
}
if (text.charCodeAt(pos) === 61) {
pos++;
return token = 31;
}
}
return token;
}
function reScanSlashToken() {
if (token === 41 || token === 63) {
var p = tokenPos + 1;
var inEscape = false;
var inCharacterClass = false;
while (true) {
if (p >= end) {
tokenFlags |= 4;
error(ts.Diagnostics.Unterminated_regular_expression_literal);
break;
}
var ch = text.charCodeAt(p);
if (isLineBreak(ch)) {
tokenFlags |= 4;
error(ts.Diagnostics.Unterminated_regular_expression_literal);
break;
}
if (inEscape) {
inEscape = false;
}
else if (ch === 47 && !inCharacterClass) {
p++;
break;
}
else if (ch === 91) {
inCharacterClass = true;
}
else if (ch === 92) {
inEscape = true;
}
else if (ch === 93) {
inCharacterClass = false;
}
p++;
}
while (p < end && isIdentifierPart(text.charCodeAt(p), languageVersion)) {
p++;
}
pos = p;
tokenValue = text.substring(tokenPos, pos);
token = 12;
}
return token;
}
function reScanTemplateToken() {
ts.Debug.assert(token === 18, "'reScanTemplateToken' should only be called on a '}'");
pos = tokenPos;
return token = scanTemplateAndSetTokenValue();
}
function reScanJsxToken() {
pos = tokenPos = startPos;
return token = scanJsxToken();
}
function scanJsxToken() {
startPos = tokenPos = pos;
if (pos >= end) {
return token = 1;
}
var char = text.charCodeAt(pos);
if (char === 60) {
if (text.charCodeAt(pos + 1) === 47) {
pos += 2;
return token = 28;
}
pos++;
return token = 27;
}
if (char === 123) {
pos++;
return token = 17;
}
var firstNonWhitespace = 0;
while (pos < end) {
char = text.charCodeAt(pos);
if (char === 123) {
break;
}
if (char === 60) {
if (isConflictMarkerTrivia(text, pos)) {
pos = scanConflictMarkerTrivia(text, pos, error);
return token = 7;
}
break;
}
if (isLineBreak(char) && firstNonWhitespace === 0) {
firstNonWhitespace = -1;
}
else if (!isWhiteSpaceLike(char)) {
firstNonWhitespace = pos;
}
pos++;
}
return firstNonWhitespace === -1 ? 11 : 10;
}
function scanJsxIdentifier() {
if (tokenIsIdentifierOrKeyword(token)) {
var firstCharPosition = pos;
while (pos < end) {
var ch = text.charCodeAt(pos);
if (ch === 45 || ((firstCharPosition === pos) ? isIdentifierStart(ch, languageVersion) : isIdentifierPart(ch, languageVersion))) {
pos++;
}
else {
break;
}
}
tokenValue += text.substring(firstCharPosition, pos);
}
return token;
}
function scanJsxAttributeValue() {
startPos = pos;
switch (text.charCodeAt(pos)) {
case 34:
case 39:
tokenValue = scanString(true);
return token = 9;
default:
return scan();
}
}
function scanJSDocToken() {
startPos = tokenPos = pos;
if (pos >= end) {
return token = 1;
}
var ch = text.charCodeAt(pos);
pos++;
switch (ch) {
case 9:
case 11:
case 12:
case 32:
while (pos < end && isWhiteSpaceSingleLine(text.charCodeAt(pos))) {
pos++;
}
return token = 5;
case 64:
return token = 57;
case 10:
case 13:
return token = 4;
case 42:
return token = 39;
case 123:
return token = 17;
case 125:
return token = 18;
case 91:
return token = 21;
case 93:
return token = 22;
case 60:
return token = 27;
case 61:
return token = 58;
case 44:
return token = 26;
case 46:
return token = 23;
case 96:
while (pos < end && text.charCodeAt(pos) !== 96) {
pos++;
}
tokenValue = text.substring(tokenPos + 1, pos);
pos++;
return token = 13;
}
if (isIdentifierStart(ch, 6)) {
while (isIdentifierPart(text.charCodeAt(pos), 6) && pos < end) {
pos++;
}
tokenValue = text.substring(tokenPos, pos);
return token = 71;
}
else {
return token = 0;
}
}
function speculationHelper(callback, isLookahead) {
var savePos = pos;
var saveStartPos = startPos;
var saveTokenPos = tokenPos;
var saveToken = token;
var saveTokenValue = tokenValue;
var saveTokenFlags = tokenFlags;
var result = callback();
if (!result || isLookahead) {
pos = savePos;
startPos = saveStartPos;
tokenPos = saveTokenPos;
token = saveToken;
tokenValue = saveTokenValue;
tokenFlags = saveTokenFlags;
}
return result;
}
function scanRange(start, length, callback) {
var saveEnd = end;
var savePos = pos;
var saveStartPos = startPos;
var saveTokenPos = tokenPos;
var saveToken = token;
var saveTokenValue = tokenValue;
var saveTokenFlags = tokenFlags;
setText(text, start, length);
var result = callback();
end = saveEnd;
pos = savePos;
startPos = saveStartPos;
tokenPos = saveTokenPos;
token = saveToken;
tokenValue = saveTokenValue;
tokenFlags = saveTokenFlags;
return result;
}
function lookAhead(callback) {
return speculationHelper(callback, true);
}
function tryScan(callback) {
return speculationHelper(callback, false);
}
function getText() {
return text;
}
function setText(newText, start, length) {
text = newText || "";
end = length === undefined ? text.length : start + length;
setTextPos(start || 0);
}
function setOnError(errorCallback) {
onError = errorCallback;
}
function setScriptTarget(scriptTarget) {
languageVersion = scriptTarget;
}
function setLanguageVariant(variant) {
languageVariant = variant;
}
function setTextPos(textPos) {
ts.Debug.assert(textPos >= 0);
pos = textPos;
startPos = textPos;
tokenPos = textPos;
token = 0;
tokenValue = undefined;
tokenFlags = 0;
}
}
ts.createScanner = createScanner;
})(ts || (ts = {}));
var ts;
(function (ts) {
function isExternalModuleNameRelative(moduleName) {
return ts.pathIsRelative(moduleName) || ts.isRootedDiskPath(moduleName);
}
ts.isExternalModuleNameRelative = isExternalModuleNameRelative;
function sortAndDeduplicateDiagnostics(diagnostics) {
return ts.sortAndDeduplicate(diagnostics, ts.compareDiagnostics);
}
ts.sortAndDeduplicateDiagnostics = sortAndDeduplicateDiagnostics;
})(ts || (ts = {}));
(function (ts) {
ts.emptyArray = [];
ts.resolvingEmptyArray = [];
ts.emptyMap = ts.createMap();
ts.emptyUnderscoreEscapedMap = ts.emptyMap;
ts.externalHelpersModuleNameText = "tslib";
function getDeclarationOfKind(symbol, kind) {
var declarations = symbol.declarations;
if (declarations) {
for (var _i = 0, declarations_1 = declarations; _i < declarations_1.length; _i++) {
var declaration = declarations_1[_i];
if (declaration.kind === kind) {
return declaration;
}
}
}
return undefined;
}
ts.getDeclarationOfKind = getDeclarationOfKind;
function createUnderscoreEscapedMap() {
return new ts.MapCtr();
}
ts.createUnderscoreEscapedMap = createUnderscoreEscapedMap;
function hasEntries(map) {
return !!map && !!map.size;
}
ts.hasEntries = hasEntries;
function createSymbolTable(symbols) {
var result = ts.createMap();
if (symbols) {
for (var _i = 0, symbols_1 = symbols; _i < symbols_1.length; _i++) {
var symbol = symbols_1[_i];
result.set(symbol.escapedName, symbol);
}
}
return result;
}
ts.createSymbolTable = createSymbolTable;
var stringWriter = createSingleLineStringWriter();
function createSingleLineStringWriter() {
var str = "";
var writeText = function (text) { return str += text; };
return {
getText: function () { return str; },
write: writeText,
rawWrite: writeText,
writeTextOfNode: writeText,
writeKeyword: writeText,
writeOperator: writeText,
writePunctuation: writeText,
writeSpace: writeText,
writeStringLiteral: writeText,
writeLiteral: writeText,
writeParameter: writeText,
writeProperty: writeText,
writeSymbol: writeText,
getTextPos: function () { return str.length; },
getLine: function () { return 0; },
getColumn: function () { return 0; },
getIndent: function () { return 0; },
isAtStartOfLine: function () { return false; },
writeLine: function () { return str += " "; },
increaseIndent: ts.noop,
decreaseIndent: ts.noop,
clear: function () { return str = ""; },
trackSymbol: ts.noop,
reportInaccessibleThisError: ts.noop,
reportInaccessibleUniqueSymbolError: ts.noop,
reportPrivateInBaseOfClassExpression: ts.noop,
};
}
function toPath(fileName, basePath, getCanonicalFileName) {
var nonCanonicalizedPath = ts.isRootedDiskPath(fileName)
? ts.normalizePath(fileName)
: ts.getNormalizedAbsolutePath(fileName, basePath);
return getCanonicalFileName(nonCanonicalizedPath);
}
ts.toPath = toPath;
function changesAffectModuleResolution(oldOptions, newOptions) {
return !oldOptions ||
(oldOptions.module !== newOptions.module) ||
(oldOptions.moduleResolution !== newOptions.moduleResolution) ||
(oldOptions.noResolve !== newOptions.noResolve) ||
(oldOptions.target !== newOptions.target) ||
(oldOptions.noLib !== newOptions.noLib) ||
(oldOptions.jsx !== newOptions.jsx) ||
(oldOptions.allowJs !== newOptions.allowJs) ||
(oldOptions.rootDir !== newOptions.rootDir) ||
(oldOptions.configFilePath !== newOptions.configFilePath) ||
(oldOptions.baseUrl !== newOptions.baseUrl) ||
(oldOptions.maxNodeModuleJsDepth !== newOptions.maxNodeModuleJsDepth) ||
!ts.arrayIsEqualTo(oldOptions.lib, newOptions.lib) ||
!ts.arrayIsEqualTo(oldOptions.typeRoots, newOptions.typeRoots) ||
!ts.arrayIsEqualTo(oldOptions.rootDirs, newOptions.rootDirs) ||
!ts.equalOwnProperties(oldOptions.paths, newOptions.paths);
}
ts.changesAffectModuleResolution = changesAffectModuleResolution;
function findAncestor(node, callback) {
while (node) {
var result = callback(node);
if (result === "quit") {
return undefined;
}
else if (result) {
return node;
}
node = node.parent;
}
return undefined;
}
ts.findAncestor = findAncestor;
function forEachEntry(map, callback) {
var _a;
var iterator = map.entries();
for (var _b = iterator.next(), pair = _b.value, done = _b.done; !done; _a = iterator.next(), pair = _a.value, done = _a.done, _a) {
var key = pair[0], value = pair[1];
var result = callback(value, key);
if (result) {
return result;
}
}
return undefined;
}
ts.forEachEntry = forEachEntry;
function forEachKey(map, callback) {
var _a;
var iterator = map.keys();
for (var _b = iterator.next(), key = _b.value, done = _b.done; !done; _a = iterator.next(), key = _a.value, done = _a.done, _a) {
var result = callback(key);
if (result) {
return result;
}
}
return undefined;
}
ts.forEachKey = forEachKey;
function copyEntries(source, target) {
source.forEach(function (value, key) {
target.set(key, value);
});
}
ts.copyEntries = copyEntries;
function arrayToSet(array, makeKey) {
return ts.arrayToMap(array, makeKey || (function (s) { return s; }), function () { return true; });
}
ts.arrayToSet = arrayToSet;
function cloneMap(map) {
var clone = ts.createMap();
copyEntries(map, clone);
return clone;
}
ts.cloneMap = cloneMap;
function usingSingleLineStringWriter(action) {
var oldString = stringWriter.getText();
try {
action(stringWriter);
return stringWriter.getText();
}
finally {
stringWriter.clear();
stringWriter.writeKeyword(oldString);
}
}
ts.usingSingleLineStringWriter = usingSingleLineStringWriter;
function getFullWidth(node) {
return node.end - node.pos;
}
ts.getFullWidth = getFullWidth;
function getResolvedModule(sourceFile, moduleNameText) {
return sourceFile && sourceFile.resolvedModules && sourceFile.resolvedModules.get(moduleNameText);
}
ts.getResolvedModule = getResolvedModule;
function setResolvedModule(sourceFile, moduleNameText, resolvedModule) {
if (!sourceFile.resolvedModules) {
sourceFile.resolvedModules = ts.createMap();
}
sourceFile.resolvedModules.set(moduleNameText, resolvedModule);
}
ts.setResolvedModule = setResolvedModule;
function setResolvedTypeReferenceDirective(sourceFile, typeReferenceDirectiveName, resolvedTypeReferenceDirective) {
if (!sourceFile.resolvedTypeReferenceDirectiveNames) {
sourceFile.resolvedTypeReferenceDirectiveNames = ts.createMap();
}
sourceFile.resolvedTypeReferenceDirectiveNames.set(typeReferenceDirectiveName, resolvedTypeReferenceDirective);
}
ts.setResolvedTypeReferenceDirective = setResolvedTypeReferenceDirective;
function moduleResolutionIsEqualTo(oldResolution, newResolution) {
return oldResolution.isExternalLibraryImport === newResolution.isExternalLibraryImport &&
oldResolution.extension === newResolution.extension &&
oldResolution.resolvedFileName === newResolution.resolvedFileName &&
oldResolution.originalPath === newResolution.originalPath &&
packageIdIsEqual(oldResolution.packageId, newResolution.packageId);
}
ts.moduleResolutionIsEqualTo = moduleResolutionIsEqualTo;
function packageIdIsEqual(a, b) {
return a === b || !!a && !!b && a.name === b.name && a.subModuleName === b.subModuleName && a.version === b.version;
}
function packageIdToString(_a) {
var name = _a.name, subModuleName = _a.subModuleName, version = _a.version;
var fullName = subModuleName ? name + "/" + subModuleName : name;
return fullName + "@" + version;
}
ts.packageIdToString = packageIdToString;
function typeDirectiveIsEqualTo(oldResolution, newResolution) {
return oldResolution.resolvedFileName === newResolution.resolvedFileName && oldResolution.primary === newResolution.primary;
}
ts.typeDirectiveIsEqualTo = typeDirectiveIsEqualTo;
function hasChangesInResolutions(names, newResolutions, oldResolutions, comparer) {
ts.Debug.assert(names.length === newResolutions.length);
for (var i = 0; i < names.length; i++) {
var newResolution = newResolutions[i];
var oldResolution = oldResolutions && oldResolutions.get(names[i]);
var changed = oldResolution
? !newResolution || !comparer(oldResolution, newResolution)
: newResolution;
if (changed) {
return true;
}
}
return false;
}
ts.hasChangesInResolutions = hasChangesInResolutions;
function containsParseError(node) {
aggregateChildData(node);
return (node.flags & 131072) !== 0;
}
ts.containsParseError = containsParseError;
function aggregateChildData(node) {
if (!(node.flags & 262144)) {
var thisNodeOrAnySubNodesHasError = ((node.flags & 32768) !== 0) ||
ts.forEachChild(node, containsParseError);
if (thisNodeOrAnySubNodesHasError) {
node.flags |= 131072;
}
node.flags |= 262144;
}
}
function getSourceFileOfNode(node) {
while (node && node.kind !== 277) {
node = node.parent;
}
return node;
}
ts.getSourceFileOfNode = getSourceFileOfNode;
function isStatementWithLocals(node) {
switch (node.kind) {
case 216:
case 244:
case 223:
case 224:
case 225:
return true;
}
return false;
}
ts.isStatementWithLocals = isStatementWithLocals;
function getStartPositionOfLine(line, sourceFile) {
ts.Debug.assert(line >= 0);
return ts.getLineStarts(sourceFile)[line];
}
ts.getStartPositionOfLine = getStartPositionOfLine;
function nodePosToString(node) {
var file = getSourceFileOfNode(node);
var loc = ts.getLineAndCharacterOfPosition(file, node.pos);
return file.fileName + "(" + (loc.line + 1) + "," + (loc.character + 1) + ")";
}
ts.nodePosToString = nodePosToString;
function getEndLinePosition(line, sourceFile) {
ts.Debug.assert(line >= 0);
var lineStarts = ts.getLineStarts(sourceFile);
var lineIndex = line;
var sourceText = sourceFile.text;
if (lineIndex + 1 === lineStarts.length) {
return sourceText.length - 1;
}
else {
var start = lineStarts[lineIndex];
var pos = lineStarts[lineIndex + 1] - 1;
ts.Debug.assert(ts.isLineBreak(sourceText.charCodeAt(pos)));
while (start <= pos && ts.isLineBreak(sourceText.charCodeAt(pos))) {
pos--;
}
return pos;
}
}
ts.getEndLinePosition = getEndLinePosition;
function isFileLevelUniqueName(sourceFile, name, hasGlobalName) {
return !(hasGlobalName && hasGlobalName(name)) && !sourceFile.identifiers.has(name);
}
ts.isFileLevelUniqueName = isFileLevelUniqueName;
function nodeIsMissing(node) {
if (node === undefined) {
return true;
}
return node.pos === node.end && node.pos >= 0 && node.kind !== 1;
}
ts.nodeIsMissing = nodeIsMissing;
function nodeIsPresent(node) {
return !nodeIsMissing(node);
}
ts.nodeIsPresent = nodeIsPresent;
function prependStatements(to, from) {
if (from === undefined || from.length === 0)
return to;
if (to === undefined)
return from.slice();
var prologue = to.length && isPrologueDirective(to[0]) && to.shift();
to.unshift.apply(to, from);
if (prologue) {
to.unshift(prologue);
}
return to;
}
ts.prependStatements = prependStatements;
function isRecognizedTripleSlashComment(text, commentPos, commentEnd) {
if (text.charCodeAt(commentPos + 1) === 47 &&
commentPos + 2 < commentEnd &&
text.charCodeAt(commentPos + 2) === 47) {
var textSubStr = text.substring(commentPos, commentEnd);
return textSubStr.match(ts.fullTripleSlashReferencePathRegEx) ||
textSubStr.match(ts.fullTripleSlashAMDReferencePathRegEx) ||
textSubStr.match(fullTripleSlashReferenceTypeReferenceDirectiveRegEx) ||
textSubStr.match(defaultLibReferenceRegEx) ?
true : false;
}
return false;
}
ts.isRecognizedTripleSlashComment = isRecognizedTripleSlashComment;
function isPinnedComment(text, start) {
return text.charCodeAt(start + 1) === 42 &&
text.charCodeAt(start + 2) === 33;
}
ts.isPinnedComment = isPinnedComment;
function getTokenPosOfNode(node, sourceFile, includeJsDoc) {
if (nodeIsMissing(node)) {
return node.pos;
}
if (ts.isJSDocNode(node)) {
return ts.skipTrivia((sourceFile || getSourceFileOfNode(node)).text, node.pos, false, true);
}
if (includeJsDoc && ts.hasJSDocNodes(node)) {
return getTokenPosOfNode(node.jsDoc[0]);
}
if (node.kind === 303 && node._children.length > 0) {
return getTokenPosOfNode(node._children[0], sourceFile, includeJsDoc);
}
return ts.skipTrivia((sourceFile || getSourceFileOfNode(node)).text, node.pos);
}
ts.getTokenPosOfNode = getTokenPosOfNode;
function getNonDecoratorTokenPosOfNode(node, sourceFile) {
if (nodeIsMissing(node) || !node.decorators) {
return getTokenPosOfNode(node, sourceFile);
}
return ts.skipTrivia((sourceFile || getSourceFileOfNode(node)).text, node.decorators.end);
}
ts.getNonDecoratorTokenPosOfNode = getNonDecoratorTokenPosOfNode;
function getSourceTextOfNodeFromSourceFile(sourceFile, node, includeTrivia) {
if (includeTrivia === void 0) { includeTrivia = false; }
return getTextOfNodeFromSourceText(sourceFile.text, node, includeTrivia);
}
ts.getSourceTextOfNodeFromSourceFile = getSourceTextOfNodeFromSourceFile;
function getTextOfNodeFromSourceText(sourceText, node, includeTrivia) {
if (includeTrivia === void 0) { includeTrivia = false; }
if (nodeIsMissing(node)) {
return "";
}
return sourceText.substring(includeTrivia ? node.pos : ts.skipTrivia(sourceText, node.pos), node.end);
}
ts.getTextOfNodeFromSourceText = getTextOfNodeFromSourceText;
function getTextOfNode(node, includeTrivia) {
if (includeTrivia === void 0) { includeTrivia = false; }
return getSourceTextOfNodeFromSourceFile(getSourceFileOfNode(node), node, includeTrivia);
}
ts.getTextOfNode = getTextOfNode;
function getPos(range) {
return range.pos;
}
function indexOfNode(nodeArray, node) {
return ts.binarySearch(nodeArray, node, getPos, ts.compareValues);
}
ts.indexOfNode = indexOfNode;
function getEmitFlags(node) {
var emitNode = node.emitNode;
return emitNode && emitNode.flags || 0;
}
ts.getEmitFlags = getEmitFlags;
function getLiteralText(node, sourceFile) {
if (!nodeIsSynthesized(node) && node.parent && !(ts.isNumericLiteral(node) && node.numericLiteralFlags & 512)) {
return getSourceTextOfNodeFromSourceFile(sourceFile, node);
}
var escapeText = getEmitFlags(node) & 16777216 ? escapeString : escapeNonAsciiString;
switch (node.kind) {
case 9:
if (node.singleQuote) {
return "'" + escapeText(node.text, 39) + "'";
}
else {
return '"' + escapeText(node.text, 34) + '"';
}
case 13:
return "`" + escapeText(node.text, 96) + "`";
case 14:
return "`" + escapeText(node.text, 96) + "${";
case 15:
return "}" + escapeText(node.text, 96) + "${";
case 16:
return "}" + escapeText(node.text, 96) + "`";
case 8:
case 12:
return node.text;
}
return ts.Debug.fail("Literal kind '" + node.kind + "' not accounted for.");
}
ts.getLiteralText = getLiteralText;
function getTextOfConstantValue(value) {
return ts.isString(value) ? '"' + escapeNonAsciiString(value) + '"' : "" + value;
}
ts.getTextOfConstantValue = getTextOfConstantValue;
function escapeLeadingUnderscores(identifier) {
return (identifier.length >= 2 && identifier.charCodeAt(0) === 95 && identifier.charCodeAt(1) === 95 ? "_" + identifier : identifier);
}
ts.escapeLeadingUnderscores = escapeLeadingUnderscores;
function makeIdentifierFromModuleName(moduleName) {
return ts.getBaseFileName(moduleName).replace(/^(\d)/, "_$1").replace(/\W/g, "_");
}
ts.makeIdentifierFromModuleName = makeIdentifierFromModuleName;
function isBlockOrCatchScoped(declaration) {
return (ts.getCombinedNodeFlags(declaration) & 3) !== 0 ||
isCatchClauseVariableDeclarationOrBindingElement(declaration);
}
ts.isBlockOrCatchScoped = isBlockOrCatchScoped;
function isCatchClauseVariableDeclarationOrBindingElement(declaration) {
var node = getRootDeclaration(declaration);
return node.kind === 235 && node.parent.kind === 272;
}
ts.isCatchClauseVariableDeclarationOrBindingElement = isCatchClauseVariableDeclarationOrBindingElement;
function isAmbientModule(node) {
return ts.isModuleDeclaration(node) && (node.name.kind === 9 || isGlobalScopeAugmentation(node));
}
ts.isAmbientModule = isAmbientModule;
function isModuleWithStringLiteralName(node) {
return ts.isModuleDeclaration(node) && node.name.kind === 9;
}
ts.isModuleWithStringLiteralName = isModuleWithStringLiteralName;
function isNonGlobalAmbientModule(node) {
return ts.isModuleDeclaration(node) && ts.isStringLiteral(node.name);
}
ts.isNonGlobalAmbientModule = isNonGlobalAmbientModule;
function isEffectiveModuleDeclaration(node) {
return ts.isModuleDeclaration(node) || ts.isIdentifier(node);
}
ts.isEffectiveModuleDeclaration = isEffectiveModuleDeclaration;
function isShorthandAmbientModuleSymbol(moduleSymbol) {
return isShorthandAmbientModule(moduleSymbol.valueDeclaration);
}
ts.isShorthandAmbientModuleSymbol = isShorthandAmbientModuleSymbol;
function isShorthandAmbientModule(node) {
return node && node.kind === 242 && (!node.body);
}
function isBlockScopedContainerTopLevel(node) {
return node.kind === 277 ||
node.kind === 242 ||
ts.isFunctionLike(node);
}
ts.isBlockScopedContainerTopLevel = isBlockScopedContainerTopLevel;
function isGlobalScopeAugmentation(module) {
return !!(module.flags & 512);
}
ts.isGlobalScopeAugmentation = isGlobalScopeAugmentation;
function isExternalModuleAugmentation(node) {
return isAmbientModule(node) && isModuleAugmentationExternal(node);
}
ts.isExternalModuleAugmentation = isExternalModuleAugmentation;
function isModuleAugmentationExternal(node) {
switch (node.parent.kind) {
case 277:
return ts.isExternalModule(node.parent);
case 243:
return isAmbientModule(node.parent.parent) && ts.isSourceFile(node.parent.parent.parent) && !ts.isExternalModule(node.parent.parent.parent);
}
return false;
}
ts.isModuleAugmentationExternal = isModuleAugmentationExternal;
function isEffectiveExternalModule(node, compilerOptions) {
return ts.isExternalModule(node) || compilerOptions.isolatedModules || ((ts.getEmitModuleKind(compilerOptions) === ts.ModuleKind.CommonJS) && !!node.commonJsModuleIndicator);
}
ts.isEffectiveExternalModule = isEffectiveExternalModule;
function isBlockScope(node, parentNode) {
switch (node.kind) {
case 277:
case 244:
case 272:
case 242:
case 223:
case 224:
case 225:
case 155:
case 154:
case 156:
case 157:
case 237:
case 194:
case 195:
return true;
case 216:
return !ts.isFunctionLike(parentNode);
}
return false;
}
ts.isBlockScope = isBlockScope;
function isDeclarationWithTypeParameters(node) {
switch (node.kind) {
case 158:
case 159:
case 153:
case 160:
case 163:
case 164:
case 287:
case 238:
case 207:
case 239:
case 240:
case 300:
case 237:
case 154:
case 155:
case 156:
case 157:
case 194:
case 195:
case 295:
case 301:
case 291:
return true;
default:
ts.assertTypeIsNever(node);
return false;
}
}
ts.isDeclarationWithTypeParameters = isDeclarationWithTypeParameters;
function isAnyImportSyntax(node) {
switch (node.kind) {
case 247:
case 246:
return true;
default:
return false;
}
}
ts.isAnyImportSyntax = isAnyImportSyntax;
function isLateVisibilityPaintedStatement(node) {
switch (node.kind) {
case 247:
case 246:
case 217:
case 238:
case 237:
case 242:
case 240:
case 239:
case 241:
return true;
default:
return false;
}
}
ts.isLateVisibilityPaintedStatement = isLateVisibilityPaintedStatement;
function isAnyImportOrReExport(node) {
return isAnyImportSyntax(node) || ts.isExportDeclaration(node);
}
ts.isAnyImportOrReExport = isAnyImportOrReExport;
function getEnclosingBlockScopeContainer(node) {
return findAncestor(node.parent, function (current) { return isBlockScope(current, current.parent); });
}
ts.getEnclosingBlockScopeContainer = getEnclosingBlockScopeContainer;
function declarationNameToString(name) {
return !name || getFullWidth(name) === 0 ? "(Missing)" : getTextOfNode(name);
}
ts.declarationNameToString = declarationNameToString;
function getNameFromIndexInfo(info) {
return info.declaration ? declarationNameToString(info.declaration.parameters[0].name) : undefined;
}
ts.getNameFromIndexInfo = getNameFromIndexInfo;
function getTextOfPropertyName(name) {
switch (name.kind) {
case 71:
return name.escapedText;
case 9:
case 8:
return escapeLeadingUnderscores(name.text);
case 147:
return isStringOrNumericLiteral(name.expression) ? escapeLeadingUnderscores(name.expression.text) : undefined;
default:
ts.Debug.assertNever(name);
}
}
ts.getTextOfPropertyName = getTextOfPropertyName;
function entityNameToString(name) {
switch (name.kind) {
case 71:
return getFullWidth(name) === 0 ? ts.idText(name) : getTextOfNode(name);
case 146:
return entityNameToString(name.left) + "." + entityNameToString(name.right);
case 187:
return entityNameToString(name.expression) + "." + entityNameToString(name.name);
default:
throw ts.Debug.assertNever(name);
}
}
ts.entityNameToString = entityNameToString;
function createDiagnosticForNode(node, message, arg0, arg1, arg2, arg3) {
var sourceFile = getSourceFileOfNode(node);
return createDiagnosticForNodeInSourceFile(sourceFile, node, message, arg0, arg1, arg2, arg3);
}
ts.createDiagnosticForNode = createDiagnosticForNode;
function createDiagnosticForNodeArray(sourceFile, nodes, message, arg0, arg1, arg2, arg3) {
var start = ts.skipTrivia(sourceFile.text, nodes.pos);
return ts.createFileDiagnostic(sourceFile, start, nodes.end - start, message, arg0, arg1, arg2, arg3);
}
ts.createDiagnosticForNodeArray = createDiagnosticForNodeArray;
function createDiagnosticForNodeInSourceFile(sourceFile, node, message, arg0, arg1, arg2, arg3) {
var span = getErrorSpanForNode(sourceFile, node);
return ts.createFileDiagnostic(sourceFile, span.start, span.length, message, arg0, arg1, arg2, arg3);
}
ts.createDiagnosticForNodeInSourceFile = createDiagnosticForNodeInSourceFile;
function createDiagnosticForNodeFromMessageChain(node, messageChain, relatedInformation) {
var sourceFile = getSourceFileOfNode(node);
var span = getErrorSpanForNode(sourceFile, node);
return {
file: sourceFile,
start: span.start,
length: span.length,
code: messageChain.code,
category: messageChain.category,
messageText: messageChain.next ? messageChain : messageChain.messageText,
relatedInformation: relatedInformation
};
}
ts.createDiagnosticForNodeFromMessageChain = createDiagnosticForNodeFromMessageChain;
function getSpanOfTokenAtPosition(sourceFile, pos) {
var scanner = ts.createScanner(sourceFile.languageVersion, true, sourceFile.languageVariant, sourceFile.text, undefined, pos);
scanner.scan();
var start = scanner.getTokenPos();
return ts.createTextSpanFromBounds(start, scanner.getTextPos());
}
ts.getSpanOfTokenAtPosition = getSpanOfTokenAtPosition;
function getErrorSpanForArrowFunction(sourceFile, node) {
var pos = ts.skipTrivia(sourceFile.text, node.pos);
if (node.body && node.body.kind === 216) {
var startLine = ts.getLineAndCharacterOfPosition(sourceFile, node.body.pos).line;
var endLine = ts.getLineAndCharacterOfPosition(sourceFile, node.body.end).line;
if (startLine < endLine) {
return ts.createTextSpan(pos, getEndLinePosition(startLine, sourceFile) - pos + 1);
}
}
return ts.createTextSpanFromBounds(pos, node.end);
}
function getErrorSpanForNode(sourceFile, node) {
var errorNode = node;
switch (node.kind) {
case 277:
var pos_1 = ts.skipTrivia(sourceFile.text, 0, false);
if (pos_1 === sourceFile.text.length) {
return ts.createTextSpan(0, 0);
}
return getSpanOfTokenAtPosition(sourceFile, pos_1);
case 235:
case 184:
case 238:
case 207:
case 239:
case 242:
case 241:
case 276:
case 237:
case 194:
case 154:
case 156:
case 157:
case 240:
case 152:
case 151:
errorNode = node.name;
break;
case 195:
return getErrorSpanForArrowFunction(sourceFile, node);
}
if (errorNode === undefined) {
return getSpanOfTokenAtPosition(sourceFile, node.pos);
}
var isMissing = nodeIsMissing(errorNode);
var pos = isMissing
? errorNode.pos
: ts.skipTrivia(sourceFile.text, errorNode.pos);
if (isMissing) {
ts.Debug.assert(pos === errorNode.pos, "This failure could trigger https://github.com/Microsoft/TypeScript/issues/20809");
ts.Debug.assert(pos === errorNode.end, "This failure could trigger https://github.com/Microsoft/TypeScript/issues/20809");
}
else {
ts.Debug.assert(pos >= errorNode.pos, "This failure could trigger https://github.com/Microsoft/TypeScript/issues/20809");
ts.Debug.assert(pos <= errorNode.end, "This failure could trigger https://github.com/Microsoft/TypeScript/issues/20809");
}
return ts.createTextSpanFromBounds(pos, errorNode.end);
}
ts.getErrorSpanForNode = getErrorSpanForNode;
function isExternalOrCommonJsModule(file) {
return (file.externalModuleIndicator || file.commonJsModuleIndicator) !== undefined;
}
ts.isExternalOrCommonJsModule = isExternalOrCommonJsModule;
function isJsonSourceFile(file) {
return file.scriptKind === 6;
}
ts.isJsonSourceFile = isJsonSourceFile;
function isEnumConst(node) {
return !!(ts.getCombinedModifierFlags(node) & 2048);
}
ts.isEnumConst = isEnumConst;
function isVarConst(node) {
return !!(ts.getCombinedNodeFlags(node) & 2);
}
ts.isVarConst = isVarConst;
function isLet(node) {
return !!(ts.getCombinedNodeFlags(node) & 1);
}
ts.isLet = isLet;
function isSuperCall(n) {
return n.kind === 189 && n.expression.kind === 97;
}
ts.isSuperCall = isSuperCall;
function isImportCall(n) {
return n.kind === 189 && n.expression.kind === 91;
}
ts.isImportCall = isImportCall;
function isLiteralImportTypeNode(n) {
return n.kind === 181 &&
n.argument.kind === 180 &&
ts.isStringLiteral(n.argument.literal);
}
ts.isLiteralImportTypeNode = isLiteralImportTypeNode;
function isPrologueDirective(node) {
return node.kind === 219
&& node.expression.kind === 9;
}
ts.isPrologueDirective = isPrologueDirective;
function getLeadingCommentRangesOfNode(node, sourceFileOfNode) {
return node.kind !== 10 ? ts.getLeadingCommentRanges(sourceFileOfNode.text, node.pos) : undefined;
}
ts.getLeadingCommentRangesOfNode = getLeadingCommentRangesOfNode;
function getJSDocCommentRanges(node, text) {
var commentRanges = (node.kind === 149 ||
node.kind === 148 ||
node.kind === 194 ||
node.kind === 195 ||
node.kind === 193) ?
ts.concatenate(ts.getTrailingCommentRanges(text, node.pos), ts.getLeadingCommentRanges(text, node.pos)) :
ts.getLeadingCommentRanges(text, node.pos);
return ts.filter(commentRanges, function (comment) {
return text.charCodeAt(comment.pos + 1) === 42 &&
text.charCodeAt(comment.pos + 2) === 42 &&
text.charCodeAt(comment.pos + 3) !== 47;
});
}
ts.getJSDocCommentRanges = getJSDocCommentRanges;
ts.fullTripleSlashReferencePathRegEx = /^(\/\/\/\s*<reference\s+path\s*=\s*)('|")(.+?)\2.*?\/>/;
var fullTripleSlashReferenceTypeReferenceDirectiveRegEx = /^(\/\/\/\s*<reference\s+types\s*=\s*)('|")(.+?)\2.*?\/>/;
ts.fullTripleSlashAMDReferencePathRegEx = /^(\/\/\/\s*<amd-dependency\s+path\s*=\s*)('|")(.+?)\2.*?\/>/;
var defaultLibReferenceRegEx = /^(\/\/\/\s*<reference\s+no-default-lib\s*=\s*)('|")(.+?)\2\s*\/>/;
function isPartOfTypeNode(node) {
if (161 <= node.kind && node.kind <= 181) {
return true;
}
switch (node.kind) {
case 119:
case 142:
case 134:
case 137:
case 122:
case 138:
case 140:
case 131:
return true;
case 105:
return node.parent.kind !== 198;
case 209:
return !isExpressionWithTypeArgumentsInClassExtendsClause(node);
case 148:
return node.parent.kind === 179 || node.parent.kind === 174;
case 71:
if (node.parent.kind === 146 && node.parent.right === node) {
node = node.parent;
}
else if (node.parent.kind === 187 && node.parent.name === node) {
node = node.parent;
}
ts.Debug.assert(node.kind === 71 || node.kind === 146 || node.kind === 187, "'node' was expected to be a qualified name, identifier or property access in 'isPartOfTypeNode'.");
case 146:
case 187:
case 99: {
var parent = node.parent;
if (parent.kind === 165) {
return false;
}
if (parent.kind === 181) {
return !parent.isTypeOf;
}
if (161 <= parent.kind && parent.kind <= 181) {
return true;
}
switch (parent.kind) {
case 209:
return !isExpressionWithTypeArgumentsInClassExtendsClause(parent);
case 148:
return node === parent.constraint;
case 152:
case 151:
case 149:
case 235:
return node === parent.type;
case 237:
case 194:
case 195:
case 155:
case 154:
case 153:
case 156:
case 157:
return node === parent.type;
case 158:
case 159:
case 160:
return node === parent.type;
case 192:
return node === parent.type;
case 189:
case 190:
return ts.contains(parent.typeArguments, node);
case 191:
return false;
}
}
}
return false;
}
ts.isPartOfTypeNode = isPartOfTypeNode;
function isChildOfNodeWithKind(node, kind) {
while (node) {
if (node.kind === kind) {
return true;
}
node = node.parent;
}
return false;
}
ts.isChildOfNodeWithKind = isChildOfNodeWithKind;
function forEachReturnStatement(body, visitor) {
return traverse(body);
function traverse(node) {
switch (node.kind) {
case 228:
return visitor(node);
case 244:
case 216:
case 220:
case 221:
case 222:
case 223:
case 224:
case 225:
case 229:
case 230:
case 269:
case 270:
case 231:
case 233:
case 272:
return ts.forEachChild(node, traverse);
}
}
}
ts.forEachReturnStatement = forEachReturnStatement;
function forEachYieldExpression(body, visitor) {
return traverse(body);
function traverse(node) {
switch (node.kind) {
case 205:
visitor(node);
var operand = node.expression;
if (operand) {
traverse(operand);
}
return;
case 241:
case 239:
case 242:
case 240:
case 238:
case 207:
return;
default:
if (ts.isFunctionLike(node)) {
if (node.name && node.name.kind === 147) {
traverse(node.name.expression);
return;
}
}
else if (!isPartOfTypeNode(node)) {
ts.forEachChild(node, traverse);
}
}
}
}
ts.forEachYieldExpression = forEachYieldExpression;
function getRestParameterElementType(node) {
if (node && node.kind === 167) {
return node.elementType;
}
else if (node && node.kind === 162) {
return ts.singleOrUndefined(node.typeArguments);
}
else {
return undefined;
}
}
ts.getRestParameterElementType = getRestParameterElementType;
function getMembersOfDeclaration(node) {
switch (node.kind) {
case 239:
case 238:
case 207:
case 166:
return node.members;
case 186:
return node.properties;
}
}
ts.getMembersOfDeclaration = getMembersOfDeclaration;
function isVariableLike(node) {
if (node) {
switch (node.kind) {
case 184:
case 276:
case 149:
case 273:
case 152:
case 151:
case 274:
case 235:
return true;
}
}
return false;
}
ts.isVariableLike = isVariableLike;
function isVariableLikeOrAccessor(node) {
return isVariableLike(node) || ts.isAccessor(node);
}
ts.isVariableLikeOrAccessor = isVariableLikeOrAccessor;
function isVariableDeclarationInVariableStatement(node) {
return node.parent.kind === 236
&& node.parent.parent.kind === 217;
}
ts.isVariableDeclarationInVariableStatement = isVariableDeclarationInVariableStatement;
function isValidESSymbolDeclaration(node) {
return ts.isVariableDeclaration(node) ? isVarConst(node) && ts.isIdentifier(node.name) && isVariableDeclarationInVariableStatement(node) :
ts.isPropertyDeclaration(node) ? hasReadonlyModifier(node) && hasStaticModifier(node) :
ts.isPropertySignature(node) && hasReadonlyModifier(node);
}
ts.isValidESSymbolDeclaration = isValidESSymbolDeclaration;
function introducesArgumentsExoticObject(node) {
switch (node.kind) {
case 154:
case 153:
case 155:
case 156:
case 157:
case 237:
case 194:
return true;
}
return false;
}
ts.introducesArgumentsExoticObject = introducesArgumentsExoticObject;
function unwrapInnermostStatementOfLabel(node, beforeUnwrapLabelCallback) {
while (true) {
if (beforeUnwrapLabelCallback) {
beforeUnwrapLabelCallback(node);
}
if (node.statement.kind !== 231) {
return node.statement;
}
node = node.statement;
}
}
ts.unwrapInnermostStatementOfLabel = unwrapInnermostStatementOfLabel;
function isFunctionBlock(node) {
return node && node.kind === 216 && ts.isFunctionLike(node.parent);
}
ts.isFunctionBlock = isFunctionBlock;
function isObjectLiteralMethod(node) {
return node && node.kind === 154 && node.parent.kind === 186;
}
ts.isObjectLiteralMethod = isObjectLiteralMethod;
function isObjectLiteralOrClassExpressionMethod(node) {
return node.kind === 154 &&
(node.parent.kind === 186 ||
node.parent.kind === 207);
}
ts.isObjectLiteralOrClassExpressionMethod = isObjectLiteralOrClassExpressionMethod;
function isIdentifierTypePredicate(predicate) {
return predicate && predicate.kind === 1;
}
ts.isIdentifierTypePredicate = isIdentifierTypePredicate;
function isThisTypePredicate(predicate) {
return predicate && predicate.kind === 0;
}
ts.isThisTypePredicate = isThisTypePredicate;
function getPropertyAssignment(objectLiteral, key, key2) {
return objectLiteral.properties.filter(function (property) {
if (property.kind === 273) {
var propName = getTextOfPropertyName(property.name);
return key === propName || (!!key2 && key2 === propName);
}
return false;
});
}
ts.getPropertyAssignment = getPropertyAssignment;
function getTsConfigObjectLiteralExpression(tsConfigSourceFile) {
if (tsConfigSourceFile && tsConfigSourceFile.statements.length) {
var expression = tsConfigSourceFile.statements[0].expression;
return ts.tryCast(expression, ts.isObjectLiteralExpression);
}
}
ts.getTsConfigObjectLiteralExpression = getTsConfigObjectLiteralExpression;
function getTsConfigPropArrayElementValue(tsConfigSourceFile, propKey, elementValue) {
return ts.firstDefined(getTsConfigPropArray(tsConfigSourceFile, propKey), function (property) {
return ts.isArrayLiteralExpression(property.initializer) ?
ts.find(property.initializer.elements, function (element) { return ts.isStringLiteral(element) && element.text === elementValue; }) :
undefined;
});
}
ts.getTsConfigPropArrayElementValue = getTsConfigPropArrayElementValue;
function getTsConfigPropArray(tsConfigSourceFile, propKey) {
var jsonObjectLiteral = getTsConfigObjectLiteralExpression(tsConfigSourceFile);
return jsonObjectLiteral ? getPropertyAssignment(jsonObjectLiteral, propKey) : ts.emptyArray;
}
ts.getTsConfigPropArray = getTsConfigPropArray;
function getContainingFunction(node) {
return findAncestor(node.parent, ts.isFunctionLike);
}
ts.getContainingFunction = getContainingFunction;
function getContainingClass(node) {
return findAncestor(node.parent, ts.isClassLike);
}
ts.getContainingClass = getContainingClass;
function getThisContainer(node, includeArrowFunctions) {
ts.Debug.assert(node.kind !== 277);
while (true) {
node = node.parent;
if (!node) {
return ts.Debug.fail();
}
switch (node.kind) {
case 147:
if (ts.isClassLike(node.parent.parent)) {
return node;
}
node = node.parent;
break;
case 150:
if (node.parent.kind === 149 && ts.isClassElement(node.parent.parent)) {
node = node.parent.parent;
}
else if (ts.isClassElement(node.parent)) {
node = node.parent;
}
break;
case 195:
if (!includeArrowFunctions) {
continue;
}
case 237:
case 194:
case 242:
case 152:
case 151:
case 154:
case 153:
case 155:
case 156:
case 157:
case 158:
case 159:
case 160:
case 241:
case 277:
return node;
}
}
}
ts.getThisContainer = getThisContainer;
function getNewTargetContainer(node) {
var container = getThisContainer(node, false);
if (container) {
switch (container.kind) {
case 155:
case 237:
case 194:
return container;
}
}
return undefined;
}
ts.getNewTargetContainer = getNewTargetContainer;
function getSuperContainer(node, stopOnFunctions) {
while (true) {
node = node.parent;
if (!node) {
return node;
}
switch (node.kind) {
case 147:
node = node.parent;
break;
case 237:
case 194:
case 195:
if (!stopOnFunctions) {
continue;
}
case 152:
case 151:
case 154:
case 153:
case 155:
case 156:
case 157:
return node;
case 150:
if (node.parent.kind === 149 && ts.isClassElement(node.parent.parent)) {
node = node.parent.parent;
}
else if (ts.isClassElement(node.parent)) {
node = node.parent;
}
break;
}
}
}
ts.getSuperContainer = getSuperContainer;
function getImmediatelyInvokedFunctionExpression(func) {
if (func.kind === 194 || func.kind === 195) {
var prev = func;
var parent = func.parent;
while (parent.kind === 193) {
prev = parent;
parent = parent.parent;
}
if (parent.kind === 189 && parent.expression === prev) {
return parent;
}
}
}
ts.getImmediatelyInvokedFunctionExpression = getImmediatelyInvokedFunctionExpression;
function isSuperProperty(node) {
var kind = node.kind;
return (kind === 187 || kind === 188)
&& node.expression.kind === 97;
}
ts.isSuperProperty = isSuperProperty;
function isThisProperty(node) {
var kind = node.kind;
return (kind === 187 || kind === 188)
&& node.expression.kind === 99;
}
ts.isThisProperty = isThisProperty;
function getEntityNameFromTypeNode(node) {
switch (node.kind) {
case 162:
return node.typeName;
case 209:
return isEntityNameExpression(node.expression)
? node.expression
: undefined;
case 71:
case 146:
return node;
}
return undefined;
}
ts.getEntityNameFromTypeNode = getEntityNameFromTypeNode;
function getInvokedExpression(node) {
switch (node.kind) {
case 191:
return node.tag;
case 260:
case 259:
return node.tagName;
default:
return node.expression;
}
}
ts.getInvokedExpression = getInvokedExpression;
function nodeCanBeDecorated(node, parent, grandparent) {
switch (node.kind) {
case 238:
return true;
case 152:
return parent.kind === 238;
case 156:
case 157:
case 154:
return node.body !== undefined
&& parent.kind === 238;
case 149:
return parent.body !== undefined
&& (parent.kind === 155
|| parent.kind === 154
|| parent.kind === 157)
&& grandparent.kind === 238;
}
return false;
}
ts.nodeCanBeDecorated = nodeCanBeDecorated;
function nodeIsDecorated(node, parent, grandparent) {
return node.decorators !== undefined
&& nodeCanBeDecorated(node, parent, grandparent);
}
ts.nodeIsDecorated = nodeIsDecorated;
function nodeOrChildIsDecorated(node, parent, grandparent) {
return nodeIsDecorated(node, parent, grandparent) || childIsDecorated(node, parent);
}
ts.nodeOrChildIsDecorated = nodeOrChildIsDecorated;
function childIsDecorated(node, parent) {
switch (node.kind) {
case 238:
return ts.some(node.members, function (m) { return nodeOrChildIsDecorated(m, node, parent); });
case 154:
case 157:
return ts.some(node.parameters, function (p) { return nodeIsDecorated(p, node, parent); });
default:
return false;
}
}
ts.childIsDecorated = childIsDecorated;
function isJSXTagName(node) {
var parent = node.parent;
if (parent.kind === 260 ||
parent.kind === 259 ||
parent.kind === 261) {
return parent.tagName === node;
}
return false;
}
ts.isJSXTagName = isJSXTagName;
function isExpressionNode(node) {
switch (node.kind) {
case 97:
case 95:
case 101:
case 86:
case 12:
case 185:
case 186:
case 187:
case 188:
case 189:
case 190:
case 191:
case 210:
case 192:
case 211:
case 193:
case 194:
case 207:
case 195:
case 198:
case 196:
case 197:
case 200:
case 201:
case 202:
case 203:
case 206:
case 204:
case 13:
case 208:
case 258:
case 259:
case 262:
case 205:
case 199:
case 212:
return true;
case 146:
while (node.parent.kind === 146) {
node = node.parent;
}
return node.parent.kind === 165 || isJSXTagName(node);
case 71:
if (node.parent.kind === 165 || isJSXTagName(node)) {
return true;
}
case 8:
case 9:
case 99:
return isInExpressionContext(node);
default:
return false;
}
}
ts.isExpressionNode = isExpressionNode;
function isInExpressionContext(node) {
var parent = node.parent;
switch (parent.kind) {
case 235:
case 149:
case 152:
case 151:
case 276:
case 273:
case 184:
return parent.initializer === node;
case 219:
case 220:
case 221:
case 222:
case 228:
case 229:
case 230:
case 269:
case 232:
return parent.expression === node;
case 223:
var forStatement = parent;
return (forStatement.initializer === node && forStatement.initializer.kind !== 236) ||
forStatement.condition === node ||
forStatement.incrementor === node;
case 224:
case 225:
var forInStatement = parent;
return (forInStatement.initializer === node && forInStatement.initializer.kind !== 236) ||
forInStatement.expression === node;
case 192:
case 210:
return node === parent.expression;
case 214:
return node === parent.expression;
case 147:
return node === parent.expression;
case 150:
case 268:
case 267:
case 275:
return true;
case 209:
return parent.expression === node && isExpressionWithTypeArgumentsInClassExtendsClause(parent);
default:
return isExpressionNode(parent);
}
}
ts.isInExpressionContext = isInExpressionContext;
function isExternalModuleImportEqualsDeclaration(node) {
return node.kind === 246 && node.moduleReference.kind === 257;
}
ts.isExternalModuleImportEqualsDeclaration = isExternalModuleImportEqualsDeclaration;
function getExternalModuleImportEqualsDeclarationExpression(node) {
ts.Debug.assert(isExternalModuleImportEqualsDeclaration(node));
return node.moduleReference.expression;
}
ts.getExternalModuleImportEqualsDeclarationExpression = getExternalModuleImportEqualsDeclarationExpression;
function isInternalModuleImportEqualsDeclaration(node) {
return node.kind === 246 && node.moduleReference.kind !== 257;
}
ts.isInternalModuleImportEqualsDeclaration = isInternalModuleImportEqualsDeclaration;
function isSourceFileJavaScript(file) {
return isInJavaScriptFile(file);
}
ts.isSourceFileJavaScript = isSourceFileJavaScript;
function isSourceFileNotJavaScript(file) {
return !isInJavaScriptFile(file);
}
ts.isSourceFileNotJavaScript = isSourceFileNotJavaScript;
function isInJavaScriptFile(node) {
return !!node && !!(node.flags & 65536);
}
ts.isInJavaScriptFile = isInJavaScriptFile;
function isInJsonFile(node) {
return !!node && !!(node.flags & 16777216);
}
ts.isInJsonFile = isInJsonFile;
function isInJSDoc(node) {
return !!node && !!(node.flags & 2097152);
}
ts.isInJSDoc = isInJSDoc;
function isJSDocIndexSignature(node) {
return ts.isTypeReferenceNode(node) &&
ts.isIdentifier(node.typeName) &&
node.typeName.escapedText === "Object" &&
node.typeArguments && node.typeArguments.length === 2 &&
(node.typeArguments[0].kind === 137 || node.typeArguments[0].kind === 134);
}
ts.isJSDocIndexSignature = isJSDocIndexSignature;
function isRequireCall(callExpression, checkArgumentIsStringLiteralLike) {
if (callExpression.kind !== 189) {
return false;
}
var _a = callExpression, expression = _a.expression, args = _a.arguments;
if (expression.kind !== 71 || expression.escapedText !== "require") {
return false;
}
if (args.length !== 1) {
return false;
}
var arg = args[0];
return !checkArgumentIsStringLiteralLike || ts.isStringLiteralLike(arg);
}
ts.isRequireCall = isRequireCall;
function isSingleOrDoubleQuote(charCode) {
return charCode === 39 || charCode === 34;
}
ts.isSingleOrDoubleQuote = isSingleOrDoubleQuote;
function isStringDoubleQuoted(str, sourceFile) {
return getSourceTextOfNodeFromSourceFile(sourceFile, str).charCodeAt(0) === 34;
}
ts.isStringDoubleQuoted = isStringDoubleQuoted;
function getDeclarationOfJSInitializer(node) {
if (!isInJavaScriptFile(node) || !node.parent) {
return undefined;
}
var name;
var decl;
if (ts.isVariableDeclaration(node.parent) && node.parent.initializer === node) {
name = node.parent.name;
decl = node.parent;
}
else if (ts.isBinaryExpression(node.parent) && node.parent.operatorToken.kind === 58 && node.parent.right === node) {
name = node.parent.left;
decl = name;
}
else if (ts.isBinaryExpression(node.parent) && node.parent.operatorToken.kind === 54) {
if (ts.isVariableDeclaration(node.parent.parent) && node.parent.parent.initializer === node.parent) {
name = node.parent.parent.name;
decl = node.parent.parent;
}
else if (ts.isBinaryExpression(node.parent.parent) && node.parent.parent.operatorToken.kind === 58 && node.parent.parent.right === node.parent) {
name = node.parent.parent.left;
decl = name;
}
if (!name || !isEntityNameExpression(name) || !isSameEntityName(name, node.parent.left)) {
return undefined;
}
}
if (!name || !getJavascriptInitializer(node, isPrototypeAccess(name))) {
return undefined;
}
return decl;
}
ts.getDeclarationOfJSInitializer = getDeclarationOfJSInitializer;
function getEffectiveInitializer(node) {
if (isInJavaScriptFile(node) && node.initializer &&
ts.isBinaryExpression(node.initializer) && node.initializer.operatorToken.kind === 54 &&
node.name && isEntityNameExpression(node.name) && isSameEntityName(node.name, node.initializer.left)) {
return node.initializer.right;
}
return node.initializer;
}
ts.getEffectiveInitializer = getEffectiveInitializer;
function getDeclaredJavascriptInitializer(node) {
var init = getEffectiveInitializer(node);
return init && getJavascriptInitializer(init, isPrototypeAccess(node.name));
}
ts.getDeclaredJavascriptInitializer = getDeclaredJavascriptInitializer;
function getAssignedJavascriptInitializer(node) {
if (node && node.parent && ts.isBinaryExpression(node.parent) && node.parent.operatorToken.kind === 58) {
var isPrototypeAssignment = isPrototypeAccess(node.parent.left);
return getJavascriptInitializer(node.parent.right, isPrototypeAssignment) ||
getDefaultedJavascriptInitializer(node.parent.left, node.parent.right, isPrototypeAssignment);
}
}
ts.getAssignedJavascriptInitializer = getAssignedJavascriptInitializer;
function getJavascriptInitializer(initializer, isPrototypeAssignment) {
if (ts.isCallExpression(initializer)) {
var e = skipParentheses(initializer.expression);
return e.kind === 194 || e.kind === 195 ? initializer : undefined;
}
if (initializer.kind === 194 ||
initializer.kind === 207 ||
initializer.kind === 195) {
return initializer;
}
if (ts.isObjectLiteralExpression(initializer) && (initializer.properties.length === 0 || isPrototypeAssignment)) {
return initializer;
}
}
ts.getJavascriptInitializer = getJavascriptInitializer;
function getDefaultedJavascriptInitializer(name, initializer, isPrototypeAssignment) {
var e = ts.isBinaryExpression(initializer) && initializer.operatorToken.kind === 54 && getJavascriptInitializer(initializer.right, isPrototypeAssignment);
if (e && isSameEntityName(name, initializer.left)) {
return e;
}
}
function isDefaultedJavascriptInitializer(node) {
var name = ts.isVariableDeclaration(node.parent) ? node.parent.name :
ts.isBinaryExpression(node.parent) && node.parent.operatorToken.kind === 58 ? node.parent.left :
undefined;
return name && getJavascriptInitializer(node.right, isPrototypeAccess(name)) && isEntityNameExpression(name) && isSameEntityName(name, node.left);
}
ts.isDefaultedJavascriptInitializer = isDefaultedJavascriptInitializer;
function getOuterNameOfJsInitializer(node) {
if (ts.isBinaryExpression(node.parent)) {
var parent = (node.parent.operatorToken.kind === 54 && ts.isBinaryExpression(node.parent.parent)) ? node.parent.parent : node.parent;
if (parent.operatorToken.kind === 58 && ts.isIdentifier(parent.left)) {
return parent.left;
}
}
else if (ts.isVariableDeclaration(node.parent)) {
return node.parent.name;
}
}
ts.getOuterNameOfJsInitializer = getOuterNameOfJsInitializer;
function isSameEntityName(name, initializer) {
if (ts.isIdentifier(name) && ts.isIdentifier(initializer)) {
return name.escapedText === initializer.escapedText;
}
if (ts.isIdentifier(name) && ts.isPropertyAccessExpression(initializer)) {
return (initializer.expression.kind === 99 ||
ts.isIdentifier(initializer.expression) &&
(initializer.expression.escapedText === "window" ||
initializer.expression.escapedText === "self" ||
initializer.expression.escapedText === "global")) &&
isSameEntityName(name, initializer.name);
}
if (ts.isPropertyAccessExpression(name) && ts.isPropertyAccessExpression(initializer)) {
return name.name.escapedText === initializer.name.escapedText && isSameEntityName(name.expression, initializer.expression);
}
return false;
}
function getRightMostAssignedExpression(node) {
while (isAssignmentExpression(node, true)) {
node = node.right;
}
return node;
}
ts.getRightMostAssignedExpression = getRightMostAssignedExpression;
function isExportsIdentifier(node) {
return ts.isIdentifier(node) && node.escapedText === "exports";
}
ts.isExportsIdentifier = isExportsIdentifier;
function isModuleExportsPropertyAccessExpression(node) {
return ts.isPropertyAccessExpression(node) && ts.isIdentifier(node.expression) && node.expression.escapedText === "module" && node.name.escapedText === "exports";
}
ts.isModuleExportsPropertyAccessExpression = isModuleExportsPropertyAccessExpression;
function getSpecialPropertyAssignmentKind(expr) {
if (!isInJavaScriptFile(expr) ||
expr.operatorToken.kind !== 58 ||
!ts.isPropertyAccessExpression(expr.left)) {
return 0;
}
var lhs = expr.left;
if (isEntityNameExpression(lhs.expression) && lhs.name.escapedText === "prototype" && ts.isObjectLiteralExpression(getInitializerOfBinaryExpression(expr))) {
return 6;
}
return getSpecialPropertyAccessKind(lhs);
}
ts.getSpecialPropertyAssignmentKind = getSpecialPropertyAssignmentKind;
function getSpecialPropertyAccessKind(lhs) {
if (lhs.expression.kind === 99) {
return 4;
}
else if (ts.isIdentifier(lhs.expression) && lhs.expression.escapedText === "module" && lhs.name.escapedText === "exports") {
return 2;
}
else if (isEntityNameExpression(lhs.expression)) {
if (isPrototypeAccess(lhs.expression)) {
return 3;
}
var nextToLast = lhs;
while (ts.isPropertyAccessExpression(nextToLast.expression)) {
nextToLast = nextToLast.expression;
}
ts.Debug.assert(ts.isIdentifier(nextToLast.expression));
var id = nextToLast.expression;
if (id.escapedText === "exports" ||
id.escapedText === "module" && nextToLast.name.escapedText === "exports") {
return 1;
}
return 5;
}
return 0;
}
ts.getSpecialPropertyAccessKind = getSpecialPropertyAccessKind;
function getInitializerOfBinaryExpression(expr) {
while (ts.isBinaryExpression(expr.right)) {
expr = expr.right;
}
return expr.right;
}
ts.getInitializerOfBinaryExpression = getInitializerOfBinaryExpression;
function isPrototypePropertyAssignment(node) {
return ts.isBinaryExpression(node) && getSpecialPropertyAssignmentKind(node) === 3;
}
ts.isPrototypePropertyAssignment = isPrototypePropertyAssignment;
function isSpecialPropertyDeclaration(expr) {
return isInJavaScriptFile(expr) &&
expr.parent && expr.parent.kind === 219 &&
!!ts.getJSDocTypeTag(expr.parent);
}
ts.isSpecialPropertyDeclaration = isSpecialPropertyDeclaration;
function importFromModuleSpecifier(node) {
return tryGetImportFromModuleSpecifier(node) || ts.Debug.fail(ts.Debug.showSyntaxKind(node.parent));
}
ts.importFromModuleSpecifier = importFromModuleSpecifier;
function tryGetImportFromModuleSpecifier(node) {
switch (node.parent.kind) {
case 247:
case 253:
return node.parent;
case 257:
return node.parent.parent;
case 189:
return node.parent;
case 180:
ts.Debug.assert(ts.isStringLiteral(node));
return ts.tryCast(node.parent.parent, ts.isImportTypeNode);
default:
return undefined;
}
}
ts.tryGetImportFromModuleSpecifier = tryGetImportFromModuleSpecifier;
function getExternalModuleName(node) {
switch (node.kind) {
case 247:
case 253:
return node.moduleSpecifier;
case 246:
return node.moduleReference.kind === 257 ? node.moduleReference.expression : undefined;
case 181:
return isLiteralImportTypeNode(node) ? node.argument.literal : undefined;
default:
return ts.Debug.assertNever(node);
}
}
ts.getExternalModuleName = getExternalModuleName;
function getNamespaceDeclarationNode(node) {
switch (node.kind) {
case 247:
return node.importClause && ts.tryCast(node.importClause.namedBindings, ts.isNamespaceImport);
case 246:
return node;
case 253:
return undefined;
default:
return ts.Debug.assertNever(node);
}
}
ts.getNamespaceDeclarationNode = getNamespaceDeclarationNode;
function isDefaultImport(node) {
return node.kind === 247 && !!node.importClause && !!node.importClause.name;
}
ts.isDefaultImport = isDefaultImport;
function hasQuestionToken(node) {
if (node) {
switch (node.kind) {
case 149:
case 154:
case 153:
case 274:
case 273:
case 152:
case 151:
return node.questionToken !== undefined;
}
}
return false;
}
ts.hasQuestionToken = hasQuestionToken;
function isJSDocConstructSignature(node) {
return node.kind === 287 &&
node.parameters.length > 0 &&
node.parameters[0].name &&
node.parameters[0].name.escapedText === "new";
}
ts.isJSDocConstructSignature = isJSDocConstructSignature;
function isJSDocTypeAlias(node) {
return node.kind === 301 || node.kind === 295;
}
ts.isJSDocTypeAlias = isJSDocTypeAlias;
function isTypeAlias(node) {
return isJSDocTypeAlias(node) || ts.isTypeAliasDeclaration(node);
}
ts.isTypeAlias = isTypeAlias;
function getSourceOfAssignment(node) {
return ts.isExpressionStatement(node) &&
node.expression && ts.isBinaryExpression(node.expression) &&
node.expression.operatorToken.kind === 58
? node.expression.right
: undefined;
}
function getSourceOfDefaultedAssignment(node) {
return ts.isExpressionStatement(node) &&
ts.isBinaryExpression(node.expression) &&
getSpecialPropertyAssignmentKind(node.expression) !== 0 &&
ts.isBinaryExpression(node.expression.right) &&
node.expression.right.operatorToken.kind === 54
? node.expression.right.right
: undefined;
}
function getSingleInitializerOfVariableStatementOrPropertyDeclaration(node) {
switch (node.kind) {
case 217:
var v = getSingleVariableOfVariableStatement(node);
return v && v.initializer;
case 152:
return node.initializer;
case 273:
return node.initializer;
}
}
function getSingleVariableOfVariableStatement(node) {
return ts.isVariableStatement(node) ? ts.firstOrUndefined(node.declarationList.declarations) : undefined;
}
function getNestedModuleDeclaration(node) {
return ts.isModuleDeclaration(node) &&
node.body &&
node.body.kind === 242
? node.body
: undefined;
}
function getJSDocCommentsAndTags(hostNode) {
var result;
if (isVariableLike(hostNode) && ts.hasInitializer(hostNode) && ts.hasJSDocNodes(hostNode.initializer)) {
result = ts.addRange(result, hostNode.initializer.jsDoc);
}
var node = hostNode;
while (node && node.parent) {
if (ts.hasJSDocNodes(node)) {
result = ts.addRange(result, node.jsDoc);
}
if (node.kind === 149) {
result = ts.addRange(result, ts.getJSDocParameterTags(node));
break;
}
node = getNextJSDocCommentLocation(node);
}
return result || ts.emptyArray;
}
ts.getJSDocCommentsAndTags = getJSDocCommentsAndTags;
function getNextJSDocCommentLocation(node) {
var parent = node.parent;
if (parent.kind === 273 ||
parent.kind === 152 ||
parent.kind === 219 && node.kind === 187 ||
getNestedModuleDeclaration(parent) ||
ts.isBinaryExpression(node) && node.operatorToken.kind === 58) {
return parent;
}
else if (parent.parent &&
(getSingleVariableOfVariableStatement(parent.parent) === node ||
ts.isBinaryExpression(parent) && parent.operatorToken.kind === 58)) {
return parent.parent;
}
else if (parent.parent && parent.parent.parent &&
(getSingleVariableOfVariableStatement(parent.parent.parent) ||
getSingleInitializerOfVariableStatementOrPropertyDeclaration(parent.parent.parent) === node ||
getSourceOfDefaultedAssignment(parent.parent.parent))) {
return parent.parent.parent;
}
}
function getParameterSymbolFromJSDoc(node) {
if (node.symbol) {
return node.symbol;
}
if (!ts.isIdentifier(node.name)) {
return undefined;
}
var name = node.name.escapedText;
var decl = getHostSignatureFromJSDoc(node);
if (!decl) {
return undefined;
}
var parameter = ts.find(decl.parameters, function (p) { return p.name.kind === 71 && p.name.escapedText === name; });
return parameter && parameter.symbol;
}
ts.getParameterSymbolFromJSDoc = getParameterSymbolFromJSDoc;
function getHostSignatureFromJSDoc(node) {
return getHostSignatureFromJSDocHost(getJSDocHost(node));
}
ts.getHostSignatureFromJSDoc = getHostSignatureFromJSDoc;
function getHostSignatureFromJSDocHost(host) {
var decl = getSourceOfDefaultedAssignment(host) ||
getSourceOfAssignment(host) ||
getSingleInitializerOfVariableStatementOrPropertyDeclaration(host) ||
getSingleVariableOfVariableStatement(host) ||
getNestedModuleDeclaration(host) ||
host;
return decl && ts.isFunctionLike(decl) ? decl : undefined;
}
ts.getHostSignatureFromJSDocHost = getHostSignatureFromJSDocHost;
function getJSDocHost(node) {
return ts.Debug.assertDefined(findAncestor(node.parent, ts.isJSDoc)).parent;
}
ts.getJSDocHost = getJSDocHost;
function getTypeParameterFromJsDoc(node) {
var name = node.name.escapedText;
var typeParameters = node.parent.parent.parent.typeParameters;
return ts.find(typeParameters, function (p) { return p.name.escapedText === name; });
}
ts.getTypeParameterFromJsDoc = getTypeParameterFromJsDoc;
function hasRestParameter(s) {
var last = ts.lastOrUndefined(s.parameters);
return !!last && isRestParameter(last);
}
ts.hasRestParameter = hasRestParameter;
function isRestParameter(node) {
var type = ts.isJSDocParameterTag(node) ? (node.typeExpression && node.typeExpression.type) : node.type;
return node.dotDotDotToken !== undefined || !!type && type.kind === 288;
}
ts.isRestParameter = isRestParameter;
function getAssignmentTargetKind(node) {
var parent = node.parent;
while (true) {
switch (parent.kind) {
case 202:
var binaryOperator = parent.operatorToken.kind;
return isAssignmentOperator(binaryOperator) && parent.left === node ?
binaryOperator === 58 ? 1 : 2 :
0;
case 200:
case 201:
var unaryOperator = parent.operator;
return unaryOperator === 43 || unaryOperator === 44 ? 2 : 0;
case 224:
case 225:
return parent.initializer === node ? 1 : 0;
case 193:
case 185:
case 206:
case 211:
node = parent;
break;
case 274:
if (parent.name !== node) {
return 0;
}
node = parent.parent;
break;
case 273:
if (parent.name === node) {
return 0;
}
node = parent.parent;
break;
default:
return 0;
}
parent = node.parent;
}
}
ts.getAssignmentTargetKind = getAssignmentTargetKind;
function isAssignmentTarget(node) {
return getAssignmentTargetKind(node) !== 0;
}
ts.isAssignmentTarget = isAssignmentTarget;
function isNodeWithPossibleHoistedDeclaration(node) {
switch (node.kind) {
case 216:
case 217:
case 229:
case 220:
case 230:
case 244:
case 269:
case 270:
case 231:
case 223:
case 224:
case 225:
case 221:
case 222:
case 233:
case 272:
return true;
}
return false;
}
ts.isNodeWithPossibleHoistedDeclaration = isNodeWithPossibleHoistedDeclaration;
function isValueSignatureDeclaration(node) {
return ts.isFunctionExpression(node) || ts.isArrowFunction(node) || ts.isMethodOrAccessor(node) || ts.isFunctionDeclaration(node) || ts.isConstructorDeclaration(node);
}
ts.isValueSignatureDeclaration = isValueSignatureDeclaration;
function walkUp(node, kind) {
while (node && node.kind === kind) {
node = node.parent;
}
return node;
}
function walkUpParenthesizedTypes(node) {
return walkUp(node, 175);
}
ts.walkUpParenthesizedTypes = walkUpParenthesizedTypes;
function walkUpParenthesizedExpressions(node) {
return walkUp(node, 193);
}
ts.walkUpParenthesizedExpressions = walkUpParenthesizedExpressions;
function skipParentheses(node) {
while (node.kind === 193) {
node = node.expression;
}
return node;
}
ts.skipParentheses = skipParentheses;
function isDeleteTarget(node) {
if (node.kind !== 187 && node.kind !== 188) {
return false;
}
node = walkUpParenthesizedExpressions(node.parent);
return node && node.kind === 196;
}
ts.isDeleteTarget = isDeleteTarget;
function isNodeDescendantOf(node, ancestor) {
while (node) {
if (node === ancestor)
return true;
node = node.parent;
}
return false;
}
ts.isNodeDescendantOf = isNodeDescendantOf;
function isDeclarationName(name) {
return !ts.isSourceFile(name) && !ts.isBindingPattern(name) && ts.isDeclaration(name.parent) && name.parent.name === name;
}
ts.isDeclarationName = isDeclarationName;
function isAnyDeclarationName(name) {
switch (name.kind) {
case 71:
case 9:
case 8: {
var parent = name.parent;
if (ts.isDeclaration(parent)) {
return parent.name === name;
}
else if (ts.isQualifiedName(name.parent)) {
var tag = name.parent.parent;
return ts.isJSDocParameterTag(tag) && tag.name === name.parent;
}
else {
var binExp = name.parent.parent;
return ts.isBinaryExpression(binExp) && getSpecialPropertyAssignmentKind(binExp) !== 0 && ts.getNameOfDeclaration(binExp) === name;
}
}
default:
return false;
}
}
ts.isAnyDeclarationName = isAnyDeclarationName;
function isLiteralComputedPropertyDeclarationName(node) {
return (node.kind === 9 || node.kind === 8) &&
node.parent.kind === 147 &&
ts.isDeclaration(node.parent.parent);
}
ts.isLiteralComputedPropertyDeclarationName = isLiteralComputedPropertyDeclarationName;
function isIdentifierName(node) {
var parent = node.parent;
switch (parent.kind) {
case 152:
case 151:
case 154:
case 153:
case 156:
case 157:
case 276:
case 273:
case 187:
return parent.name === node;
case 146:
if (parent.right === node) {
while (parent.kind === 146) {
parent = parent.parent;
}
return parent.kind === 165 || parent.kind === 162;
}
return false;
case 184:
case 251:
return parent.propertyName === node;
case 255:
case 265:
return true;
}
return false;
}
ts.isIdentifierName = isIdentifierName;
function isAliasSymbolDeclaration(node) {
return node.kind === 246 ||
node.kind === 245 ||
node.kind === 248 && !!node.name ||
node.kind === 249 ||
node.kind === 251 ||
node.kind === 255 ||
node.kind === 252 && exportAssignmentIsAlias(node) ||
ts.isBinaryExpression(node) && getSpecialPropertyAssignmentKind(node) === 2;
}
ts.isAliasSymbolDeclaration = isAliasSymbolDeclaration;
function exportAssignmentIsAlias(node) {
var e = ts.isExportAssignment(node) ? node.expression : node.right;
return isEntityNameExpression(e) || ts.isClassExpression(e);
}
ts.exportAssignmentIsAlias = exportAssignmentIsAlias;
function getEffectiveBaseTypeNode(node) {
if (isInJavaScriptFile(node)) {
var tag = ts.getJSDocAugmentsTag(node);
if (tag) {
return tag.class;
}
}
return getClassExtendsHeritageElement(node);
}
ts.getEffectiveBaseTypeNode = getEffectiveBaseTypeNode;
function getClassExtendsHeritageElement(node) {
var heritageClause = getHeritageClause(node.heritageClauses, 85);
return heritageClause && heritageClause.types.length > 0 ? heritageClause.types[0] : undefined;
}
ts.getClassExtendsHeritageElement = getClassExtendsHeritageElement;
function getClassImplementsHeritageClauseElements(node) {
var heritageClause = getHeritageClause(node.heritageClauses, 108);
return heritageClause ? heritageClause.types : undefined;
}
ts.getClassImplementsHeritageClauseElements = getClassImplementsHeritageClauseElements;
function getAllSuperTypeNodes(node) {
return ts.isInterfaceDeclaration(node) ? getInterfaceBaseTypeNodes(node) || ts.emptyArray
: ts.isClassLike(node) ? ts.concatenate(ts.singleElementArray(getEffectiveBaseTypeNode(node)), getClassImplementsHeritageClauseElements(node)) || ts.emptyArray
: ts.emptyArray;
}
ts.getAllSuperTypeNodes = getAllSuperTypeNodes;
function getInterfaceBaseTypeNodes(node) {
var heritageClause = getHeritageClause(node.heritageClauses, 85);
return heritageClause ? heritageClause.types : undefined;
}
ts.getInterfaceBaseTypeNodes = getInterfaceBaseTypeNodes;
function getHeritageClause(clauses, kind) {
if (clauses) {
for (var _i = 0, clauses_1 = clauses; _i < clauses_1.length; _i++) {
var clause = clauses_1[_i];
if (clause.token === kind) {
return clause;
}
}
}
return undefined;
}
ts.getHeritageClause = getHeritageClause;
function tryResolveScriptReference(host, sourceFile, reference) {
if (!host.getCompilerOptions().noResolve) {
var referenceFileName = ts.isRootedDiskPath(reference.fileName) ? reference.fileName : ts.combinePaths(ts.getDirectoryPath(sourceFile.fileName), reference.fileName);
return host.getSourceFile(referenceFileName);
}
}
ts.tryResolveScriptReference = tryResolveScriptReference;
function getAncestor(node, kind) {
while (node) {
if (node.kind === kind) {
return node;
}
node = node.parent;
}
return undefined;
}
ts.getAncestor = getAncestor;
function isKeyword(token) {
return 72 <= token && token <= 145;
}
ts.isKeyword = isKeyword;
function isContextualKeyword(token) {
return 117 <= token && token <= 145;
}
ts.isContextualKeyword = isContextualKeyword;
function isNonContextualKeyword(token) {
return isKeyword(token) && !isContextualKeyword(token);
}
ts.isNonContextualKeyword = isNonContextualKeyword;
function isStringANonContextualKeyword(name) {
var token = ts.stringToToken(name);
return token !== undefined && isNonContextualKeyword(token);
}
ts.isStringANonContextualKeyword = isStringANonContextualKeyword;
function isTrivia(token) {
return 2 <= token && token <= 7;
}
ts.isTrivia = isTrivia;
function getFunctionFlags(node) {
if (!node) {
return 4;
}
var flags = 0;
switch (node.kind) {
case 237:
case 194:
case 154:
if (node.asteriskToken) {
flags |= 1;
}
case 195:
if (hasModifier(node, 256)) {
flags |= 2;
}
break;
}
if (!node.body) {
flags |= 4;
}
return flags;
}
ts.getFunctionFlags = getFunctionFlags;
function isAsyncFunction(node) {
switch (node.kind) {
case 237:
case 194:
case 195:
case 154:
return node.body !== undefined
&& node.asteriskToken === undefined
&& hasModifier(node, 256);
}
return false;
}
ts.isAsyncFunction = isAsyncFunction;
function isStringOrNumericLiteral(node) {
var kind = node.kind;
return kind === 9
|| kind === 8;
}
ts.isStringOrNumericLiteral = isStringOrNumericLiteral;
function hasDynamicName(declaration) {
var name = ts.getNameOfDeclaration(declaration);
return !!name && isDynamicName(name);
}
ts.hasDynamicName = hasDynamicName;
function isDynamicName(name) {
return name.kind === 147 &&
!isStringOrNumericLiteral(name.expression) &&
!isWellKnownSymbolSyntactically(name.expression);
}
ts.isDynamicName = isDynamicName;
function isWellKnownSymbolSyntactically(node) {
return ts.isPropertyAccessExpression(node) && isESSymbolIdentifier(node.expression);
}
ts.isWellKnownSymbolSyntactically = isWellKnownSymbolSyntactically;
function getPropertyNameForPropertyNameNode(name) {
if (name.kind === 71) {
return name.escapedText;
}
if (name.kind === 9 || name.kind === 8) {
return escapeLeadingUnderscores(name.text);
}
if (name.kind === 147) {
var nameExpression = name.expression;
if (isWellKnownSymbolSyntactically(nameExpression)) {
return getPropertyNameForKnownSymbolName(ts.idText(nameExpression.name));
}
else if (nameExpression.kind === 9 || nameExpression.kind === 8) {
return escapeLeadingUnderscores(nameExpression.text);
}
}
return undefined;
}
ts.getPropertyNameForPropertyNameNode = getPropertyNameForPropertyNameNode;
function isPropertyNameLiteral(node) {
switch (node.kind) {
case 71:
case 9:
case 13:
case 8:
return true;
default:
return false;
}
}
ts.isPropertyNameLiteral = isPropertyNameLiteral;
function getTextOfIdentifierOrLiteral(node) {
return node.kind === 71 ? ts.idText(node) : node.text;
}
ts.getTextOfIdentifierOrLiteral = getTextOfIdentifierOrLiteral;
function getEscapedTextOfIdentifierOrLiteral(node) {
return node.kind === 71 ? node.escapedText : escapeLeadingUnderscores(node.text);
}
ts.getEscapedTextOfIdentifierOrLiteral = getEscapedTextOfIdentifierOrLiteral;
function getPropertyNameForKnownSymbolName(symbolName) {
return "__@" + symbolName;
}
ts.getPropertyNameForKnownSymbolName = getPropertyNameForKnownSymbolName;
function isKnownSymbol(symbol) {
return ts.startsWith(symbol.escapedName, "__@");
}
ts.isKnownSymbol = isKnownSymbol;
function isESSymbolIdentifier(node) {
return node.kind === 71 && node.escapedText === "Symbol";
}
ts.isESSymbolIdentifier = isESSymbolIdentifier;
function isPushOrUnshiftIdentifier(node) {
return node.escapedText === "push" || node.escapedText === "unshift";
}
ts.isPushOrUnshiftIdentifier = isPushOrUnshiftIdentifier;
function isParameterDeclaration(node) {
var root = getRootDeclaration(node);
return root.kind === 149;
}
ts.isParameterDeclaration = isParameterDeclaration;
function getRootDeclaration(node) {
while (node.kind === 184) {
node = node.parent.parent;
}
return node;
}
ts.getRootDeclaration = getRootDeclaration;
function nodeStartsNewLexicalEnvironment(node) {
var kind = node.kind;
return kind === 155
|| kind === 194
|| kind === 237
|| kind === 195
|| kind === 154
|| kind === 156
|| kind === 157
|| kind === 242
|| kind === 277;
}
ts.nodeStartsNewLexicalEnvironment = nodeStartsNewLexicalEnvironment;
function nodeIsSynthesized(range) {
return ts.positionIsSynthesized(range.pos)
|| ts.positionIsSynthesized(range.end);
}
ts.nodeIsSynthesized = nodeIsSynthesized;
function getOriginalSourceFile(sourceFile) {
return ts.getParseTreeNode(sourceFile, ts.isSourceFile) || sourceFile;
}
ts.getOriginalSourceFile = getOriginalSourceFile;
function getExpressionAssociativity(expression) {
var operator = getOperator(expression);
var hasArguments = expression.kind === 190 && expression.arguments !== undefined;
return getOperatorAssociativity(expression.kind, operator, hasArguments);
}
ts.getExpressionAssociativity = getExpressionAssociativity;
function getOperatorAssociativity(kind, operator, hasArguments) {
switch (kind) {
case 190:
return hasArguments ? 0 : 1;
case 200:
case 197:
case 198:
case 196:
case 199:
case 203:
case 205:
return 1;
case 202:
switch (operator) {
case 40:
case 58:
case 59:
case 60:
case 62:
case 61:
case 63:
case 64:
case 65:
case 66:
case 67:
case 68:
case 70:
case 69:
return 1;
}
}
return 0;
}
ts.getOperatorAssociativity = getOperatorAssociativity;
function getExpressionPrecedence(expression) {
var operator = getOperator(expression);
var hasArguments = expression.kind === 190 && expression.arguments !== undefined;
return getOperatorPrecedence(expression.kind, operator, hasArguments);
}
ts.getExpressionPrecedence = getExpressionPrecedence;
function getOperator(expression) {
if (expression.kind === 202) {
return expression.operatorToken.kind;
}
else if (expression.kind === 200 || expression.kind === 201) {
return expression.operator;
}
else {
return expression.kind;
}
}
ts.getOperator = getOperator;
function getOperatorPrecedence(nodeKind, operatorKind, hasArguments) {
switch (nodeKind) {
case 306:
return 0;
case 206:
return 1;
case 205:
return 2;
case 203:
return 4;
case 202:
switch (operatorKind) {
case 26:
return 0;
case 58:
case 59:
case 60:
case 62:
case 61:
case 63:
case 64:
case 65:
case 66:
case 67:
case 68:
case 70:
case 69:
return 3;
default:
return getBinaryOperatorPrecedence(operatorKind);
}
case 200:
case 197:
case 198:
case 196:
case 199:
return 16;
case 201:
return 17;
case 189:
return 18;
case 190:
return hasArguments ? 19 : 18;
case 191:
case 187:
case 188:
return 19;
case 99:
case 97:
case 71:
case 95:
case 101:
case 86:
case 8:
case 9:
case 185:
case 186:
case 194:
case 195:
case 207:
case 258:
case 259:
case 262:
case 12:
case 13:
case 204:
case 193:
case 208:
return 20;
default:
return -1;
}
}
ts.getOperatorPrecedence = getOperatorPrecedence;
function getBinaryOperatorPrecedence(kind) {
switch (kind) {
case 54:
return 5;
case 53:
return 6;
case 49:
return 7;
case 50:
return 8;
case 48:
return 9;
case 32:
case 33:
case 34:
case 35:
return 10;
case 27:
case 29:
case 30:
case 31:
case 93:
case 92:
case 118:
return 11;
case 45:
case 46:
case 47:
return 12;
case 37:
case 38:
return 13;
case 39:
case 41:
case 42:
return 14;
case 40:
return 15;
}
return -1;
}
ts.getBinaryOperatorPrecedence = getBinaryOperatorPrecedence;
function createDiagnosticCollection() {
var nonFileDiagnostics = [];
var filesWithDiagnostics = [];
var fileDiagnostics = ts.createMap();
var hasReadNonFileDiagnostics = false;
return {
add: add,
lookup: lookup,
getGlobalDiagnostics: getGlobalDiagnostics,
getDiagnostics: getDiagnostics,
reattachFileDiagnostics: reattachFileDiagnostics
};
function reattachFileDiagnostics(newFile) {
ts.forEach(fileDiagnostics.get(newFile.fileName), function (diagnostic) { return diagnostic.file = newFile; });
}
function lookup(diagnostic) {
var diagnostics;
if (diagnostic.file) {
diagnostics = fileDiagnostics.get(diagnostic.file.fileName);
}
else {
diagnostics = nonFileDiagnostics;
}
if (!diagnostics) {
return undefined;
}
var result = ts.binarySearch(diagnostics, diagnostic, ts.identity, ts.compareDiagnosticsSkipRelatedInformation);
if (result >= 0) {
return diagnostics[result];
}
return undefined;
}
function add(diagnostic) {
var diagnostics;
if (diagnostic.file) {
diagnostics = fileDiagnostics.get(diagnostic.file.fileName);
if (!diagnostics) {
diagnostics = [];
fileDiagnostics.set(diagnostic.file.fileName, diagnostics);
ts.insertSorted(filesWithDiagnostics, diagnostic.file.fileName, ts.compareStringsCaseSensitive);
}
}
else {
if (hasReadNonFileDiagnostics) {
hasReadNonFileDiagnostics = false;
nonFileDiagnostics = nonFileDiagnostics.slice();
}
diagnostics = nonFileDiagnostics;
}
ts.insertSorted(diagnostics, diagnostic, ts.compareDiagnostics);
}
function getGlobalDiagnostics() {
hasReadNonFileDiagnostics = true;
return nonFileDiagnostics;
}
function getDiagnostics(fileName) {
if (fileName) {
return fileDiagnostics.get(fileName) || [];
}
var fileDiags = ts.flatMap(filesWithDiagnostics, function (f) { return fileDiagnostics.get(f); });
if (!nonFileDiagnostics.length) {
return fileDiags;
}
fileDiags.unshift.apply(fileDiags, nonFileDiagnostics);
return fileDiags;
}
}
ts.createDiagnosticCollection = createDiagnosticCollection;
var doubleQuoteEscapedCharsRegExp = /[\\\"\u0000-\u001f\t\v\f\b\r\n\u2028\u2029\u0085]/g;
var singleQuoteEscapedCharsRegExp = /[\\\'\u0000-\u001f\t\v\f\b\r\n\u2028\u2029\u0085]/g;
var backtickQuoteEscapedCharsRegExp = /[\\\`\u0000-\u001f\t\v\f\b\r\n\u2028\u2029\u0085]/g;
var escapedCharsMap = ts.createMapFromTemplate({
"\t": "\\t",
"\v": "\\v",
"\f": "\\f",
"\b": "\\b",
"\r": "\\r",
"\n": "\\n",
"\\": "\\\\",
"\"": "\\\"",
"\'": "\\\'",
"\`": "\\\`",
"\u2028": "\\u2028",
"\u2029": "\\u2029",
"\u0085": "\\u0085"
});
function escapeString(s, quoteChar) {
var escapedCharsRegExp = quoteChar === 96 ? backtickQuoteEscapedCharsRegExp :
quoteChar === 39 ? singleQuoteEscapedCharsRegExp :
doubleQuoteEscapedCharsRegExp;
return s.replace(escapedCharsRegExp, getReplacement);
}
ts.escapeString = escapeString;
function getReplacement(c, offset, input) {
if (c.charCodeAt(0) === 0) {
var lookAhead = input.charCodeAt(offset + c.length);
if (lookAhead >= 48 && lookAhead <= 57) {
return "\\x00";
}
return "\\0";
}
return escapedCharsMap.get(c) || get16BitUnicodeEscapeSequence(c.charCodeAt(0));
}
function isIntrinsicJsxName(name) {
var ch = name.charCodeAt(0);
return (ch >= 97 && ch <= 122) || name.indexOf("-") > -1;
}
ts.isIntrinsicJsxName = isIntrinsicJsxName;
function get16BitUnicodeEscapeSequence(charCode) {
var hexCharCode = charCode.toString(16).toUpperCase();
var paddedHexCode = ("0000" + hexCharCode).slice(-4);
return "\\u" + paddedHexCode;
}
var nonAsciiCharacters = /[^\u0000-\u007F]/g;
function escapeNonAsciiString(s, quoteChar) {
s = escapeString(s, quoteChar);
return nonAsciiCharacters.test(s) ?
s.replace(nonAsciiCharacters, function (c) { return get16BitUnicodeEscapeSequence(c.charCodeAt(0)); }) :
s;
}
ts.escapeNonAsciiString = escapeNonAsciiString;
var indentStrings = ["", " "];
function getIndentString(level) {
if (indentStrings[level] === undefined) {
indentStrings[level] = getIndentString(level - 1) + indentStrings[1];
}
return indentStrings[level];
}
ts.getIndentString = getIndentString;
function getIndentSize() {
return indentStrings[1].length;
}
ts.getIndentSize = getIndentSize;
function createTextWriter(newLine) {
var output;
var indent;
var lineStart;
var lineCount;
var linePos;
function updateLineCountAndPosFor(s) {
var lineStartsOfS = ts.computeLineStarts(s);
if (lineStartsOfS.length > 1) {
lineCount = lineCount + lineStartsOfS.length - 1;
linePos = output.length - s.length + ts.last(lineStartsOfS);
lineStart = (linePos - output.length) === 0;
}
else {
lineStart = false;
}
}
function write(s) {
if (s && s.length) {
if (lineStart) {
s = getIndentString(indent) + s;
lineStart = false;
}
output += s;
updateLineCountAndPosFor(s);
}
}
function reset() {
output = "";
indent = 0;
lineStart = true;
lineCount = 0;
linePos = 0;
}
function rawWrite(s) {
if (s !== undefined) {
output += s;
updateLineCountAndPosFor(s);
}
}
function writeLiteral(s) {
if (s && s.length) {
write(s);
}
}
function writeLine() {
if (!lineStart) {
output += newLine;
lineCount++;
linePos = output.length;
lineStart = true;
}
}
function writeTextOfNode(text, node) {
var s = getTextOfNodeFromSourceText(text, node);
write(s);
updateLineCountAndPosFor(s);
}
reset();
return {
write: write,
rawWrite: rawWrite,
writeTextOfNode: writeTextOfNode,
writeLiteral: writeLiteral,
writeLine: writeLine,
increaseIndent: function () { indent++; },
decreaseIndent: function () { indent--; },
getIndent: function () { return indent; },
getTextPos: function () { return output.length; },
getLine: function () { return lineCount; },
getColumn: function () { return lineStart ? indent * getIndentSize() : output.length - linePos; },
getText: function () { return output; },
isAtStartOfLine: function () { return lineStart; },
clear: reset,
reportInaccessibleThisError: ts.noop,
reportPrivateInBaseOfClassExpression: ts.noop,
reportInaccessibleUniqueSymbolError: ts.noop,
trackSymbol: ts.noop,
writeKeyword: write,
writeOperator: write,
writeParameter: write,
writeProperty: write,
writePunctuation: write,
writeSpace: write,
writeStringLiteral: write,
writeSymbol: write
};
}
ts.createTextWriter = createTextWriter;
function getResolvedExternalModuleName(host, file, referenceFile) {
return file.moduleName || getExternalModuleNameFromPath(host, file.fileName, referenceFile && referenceFile.fileName);
}
ts.getResolvedExternalModuleName = getResolvedExternalModuleName;
function getExternalModuleNameFromDeclaration(host, resolver, declaration) {
var file = resolver.getExternalModuleFileFromDeclaration(declaration);
if (!file || file.isDeclarationFile) {
return undefined;
}
return getResolvedExternalModuleName(host, file);
}
ts.getExternalModuleNameFromDeclaration = getExternalModuleNameFromDeclaration;
function getExternalModuleNameFromPath(host, fileName, referencePath) {
var getCanonicalFileName = function (f) { return host.getCanonicalFileName(f); };
var dir = toPath(referencePath ? ts.getDirectoryPath(referencePath) : host.getCommonSourceDirectory(), host.getCurrentDirectory(), getCanonicalFileName);
var filePath = ts.getNormalizedAbsolutePath(fileName, host.getCurrentDirectory());
var relativePath = ts.getRelativePathToDirectoryOrUrl(dir, filePath, dir, getCanonicalFileName, false);
var extensionless = ts.removeFileExtension(relativePath);
return referencePath ? ts.ensurePathIsNonModuleName(extensionless) : extensionless;
}
ts.getExternalModuleNameFromPath = getExternalModuleNameFromPath;
function getOwnEmitOutputFilePath(sourceFile, host, extension) {
var compilerOptions = host.getCompilerOptions();
var emitOutputFilePathWithoutExtension;
if (compilerOptions.outDir) {
emitOutputFilePathWithoutExtension = ts.removeFileExtension(getSourceFilePathInNewDir(sourceFile, host, compilerOptions.outDir));
}
else {
emitOutputFilePathWithoutExtension = ts.removeFileExtension(sourceFile.fileName);
}
return emitOutputFilePathWithoutExtension + extension;
}
ts.getOwnEmitOutputFilePath = getOwnEmitOutputFilePath;
function getDeclarationEmitOutputFilePath(sourceFile, host) {
var options = host.getCompilerOptions();
var outputDir = options.declarationDir || options.outDir;
var path = outputDir
? getSourceFilePathInNewDir(sourceFile, host, outputDir)
: sourceFile.fileName;
return ts.removeFileExtension(path) + ".d.ts";
}
ts.getDeclarationEmitOutputFilePath = getDeclarationEmitOutputFilePath;
function getSourceFilesToEmit(host, targetSourceFile) {
var options = host.getCompilerOptions();
var isSourceFileFromExternalLibrary = function (file) { return host.isSourceFileFromExternalLibrary(file); };
if (options.outFile || options.out) {
var moduleKind = ts.getEmitModuleKind(options);
var moduleEmitEnabled_1 = moduleKind === ts.ModuleKind.AMD || moduleKind === ts.ModuleKind.System;
return ts.filter(host.getSourceFiles(), function (sourceFile) {
return (moduleEmitEnabled_1 || !ts.isExternalModule(sourceFile)) && sourceFileMayBeEmitted(sourceFile, options, isSourceFileFromExternalLibrary);
});
}
else {
var sourceFiles = targetSourceFile === undefined ? host.getSourceFiles() : [targetSourceFile];
return ts.filter(sourceFiles, function (sourceFile) { return sourceFileMayBeEmitted(sourceFile, options, isSourceFileFromExternalLibrary); });
}
}
ts.getSourceFilesToEmit = getSourceFilesToEmit;
function sourceFileMayBeEmitted(sourceFile, options, isSourceFileFromExternalLibrary) {
return !(options.noEmitForJsFiles && isSourceFileJavaScript(sourceFile)) && !sourceFile.isDeclarationFile && !isSourceFileFromExternalLibrary(sourceFile);
}
ts.sourceFileMayBeEmitted = sourceFileMayBeEmitted;
function getSourceFilePathInNewDir(sourceFile, host, newDirPath) {
var sourceFilePath = ts.getNormalizedAbsolutePath(sourceFile.fileName, host.getCurrentDirectory());
var commonSourceDirectory = host.getCommonSourceDirectory();
var isSourceFileInCommonSourceDirectory = host.getCanonicalFileName(sourceFilePath).indexOf(host.getCanonicalFileName(commonSourceDirectory)) === 0;
sourceFilePath = isSourceFileInCommonSourceDirectory ? sourceFilePath.substring(commonSourceDirectory.length) : sourceFilePath;
return ts.combinePaths(newDirPath, sourceFilePath);
}
ts.getSourceFilePathInNewDir = getSourceFilePathInNewDir;
function writeFile(host, diagnostics, fileName, data, writeByteOrderMark, sourceFiles) {
host.writeFile(fileName, data, writeByteOrderMark, function (hostErrorMessage) {
diagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Could_not_write_file_0_Colon_1, fileName, hostErrorMessage));
}, sourceFiles);
}
ts.writeFile = writeFile;
function getLineOfLocalPosition(currentSourceFile, pos) {
return ts.getLineAndCharacterOfPosition(currentSourceFile, pos).line;
}
ts.getLineOfLocalPosition = getLineOfLocalPosition;
function getLineOfLocalPositionFromLineMap(lineMap, pos) {
return ts.computeLineAndCharacterOfPosition(lineMap, pos).line;
}
ts.getLineOfLocalPositionFromLineMap = getLineOfLocalPositionFromLineMap;
function getFirstConstructorWithBody(node) {
return ts.find(node.members, function (member) { return ts.isConstructorDeclaration(member) && nodeIsPresent(member.body); });
}
ts.getFirstConstructorWithBody = getFirstConstructorWithBody;
function getSetAccessorValueParameter(accessor) {
if (accessor && accessor.parameters.length > 0) {
var hasThis = accessor.parameters.length === 2 && parameterIsThisKeyword(accessor.parameters[0]);
return accessor.parameters[hasThis ? 1 : 0];
}
}
function getSetAccessorTypeAnnotationNode(accessor) {
var parameter = getSetAccessorValueParameter(accessor);
return parameter && parameter.type;
}
ts.getSetAccessorTypeAnnotationNode = getSetAccessorTypeAnnotationNode;
function getThisParameter(signature) {
if (signature.parameters.length && !ts.isJSDocSignature(signature)) {
var thisParameter = signature.parameters[0];
if (parameterIsThisKeyword(thisParameter)) {
return thisParameter;
}
}
}
ts.getThisParameter = getThisParameter;
function parameterIsThisKeyword(parameter) {
return isThisIdentifier(parameter.name);
}
ts.parameterIsThisKeyword = parameterIsThisKeyword;
function isThisIdentifier(node) {
return !!node && node.kind === 71 && identifierIsThisKeyword(node);
}
ts.isThisIdentifier = isThisIdentifier;
function identifierIsThisKeyword(id) {
return id.originalKeywordKind === 99;
}
ts.identifierIsThisKeyword = identifierIsThisKeyword;
function getAllAccessorDeclarations(declarations, accessor) {
var firstAccessor;
var secondAccessor;
var getAccessor;
var setAccessor;
if (hasDynamicName(accessor)) {
firstAccessor = accessor;
if (accessor.kind === 156) {
getAccessor = accessor;
}
else if (accessor.kind === 157) {
setAccessor = accessor;
}
else {
ts.Debug.fail("Accessor has wrong kind");
}
}
else {
ts.forEach(declarations, function (member) {
if ((member.kind === 156 || member.kind === 157)
&& hasModifier(member, 32) === hasModifier(accessor, 32)) {
var memberName = getPropertyNameForPropertyNameNode(member.name);
var accessorName = getPropertyNameForPropertyNameNode(accessor.name);
if (memberName === accessorName) {
if (!firstAccessor) {
firstAccessor = member;
}
else if (!secondAccessor) {
secondAccessor = member;
}
if (member.kind === 156 && !getAccessor) {
getAccessor = member;
}
if (member.kind === 157 && !setAccessor) {
setAccessor = member;
}
}
}
});
}
return {
firstAccessor: firstAccessor,
secondAccessor: secondAccessor,
getAccessor: getAccessor,
setAccessor: setAccessor
};
}
ts.getAllAccessorDeclarations = getAllAccessorDeclarations;
function getEffectiveTypeAnnotationNode(node) {
return node.type || (isInJavaScriptFile(node) ? ts.getJSDocType(node) : undefined);
}
ts.getEffectiveTypeAnnotationNode = getEffectiveTypeAnnotationNode;
function getTypeAnnotationNode(node) {
return node.type;
}
ts.getTypeAnnotationNode = getTypeAnnotationNode;
function getEffectiveReturnTypeNode(node) {
if (ts.isJSDocSignature(node)) {
return node.type && node.type.typeExpression && node.type.typeExpression.type;
}
return node.type || (isInJavaScriptFile(node) ? ts.getJSDocReturnType(node) : undefined);
}
ts.getEffectiveReturnTypeNode = getEffectiveReturnTypeNode;
function getEffectiveTypeParameterDeclarations(node) {
if (ts.isJSDocSignature(node)) {
return ts.emptyArray;
}
if (isJSDocTypeAlias(node)) {
ts.Debug.assert(node.parent.kind === 289);
return ts.flatMap(node.parent.tags, function (tag) { return ts.isJSDocTemplateTag(tag) ? tag.typeParameters : undefined; });
}
return node.typeParameters || (isInJavaScriptFile(node) ? getJSDocTypeParameterDeclarations(node) : ts.emptyArray);
}
ts.getEffectiveTypeParameterDeclarations = getEffectiveTypeParameterDeclarations;
function getJSDocTypeParameterDeclarations(node) {
return ts.flatMap(ts.getJSDocTags(node), function (tag) { return isNonTypeAliasTemplate(tag) ? tag.typeParameters : undefined; });
}
ts.getJSDocTypeParameterDeclarations = getJSDocTypeParameterDeclarations;
function isNonTypeAliasTemplate(tag) {
return ts.isJSDocTemplateTag(tag) && !(tag.parent.kind === 289 && tag.parent.tags.some(isJSDocTypeAlias));
}
function getEffectiveSetAccessorTypeAnnotationNode(node) {
var parameter = getSetAccessorValueParameter(node);
return parameter && getEffectiveTypeAnnotationNode(parameter);
}
ts.getEffectiveSetAccessorTypeAnnotationNode = getEffectiveSetAccessorTypeAnnotationNode;
function emitNewLineBeforeLeadingComments(lineMap, writer, node, leadingComments) {
emitNewLineBeforeLeadingCommentsOfPosition(lineMap, writer, node.pos, leadingComments);
}
ts.emitNewLineBeforeLeadingComments = emitNewLineBeforeLeadingComments;
function emitNewLineBeforeLeadingCommentsOfPosition(lineMap, writer, pos, leadingComments) {
if (leadingComments && leadingComments.length && pos !== leadingComments[0].pos &&
getLineOfLocalPositionFromLineMap(lineMap, pos) !== getLineOfLocalPositionFromLineMap(lineMap, leadingComments[0].pos)) {
writer.writeLine();
}
}
ts.emitNewLineBeforeLeadingCommentsOfPosition = emitNewLineBeforeLeadingCommentsOfPosition;
function emitNewLineBeforeLeadingCommentOfPosition(lineMap, writer, pos, commentPos) {
if (pos !== commentPos &&
getLineOfLocalPositionFromLineMap(lineMap, pos) !== getLineOfLocalPositionFromLineMap(lineMap, commentPos)) {
writer.writeLine();
}
}
ts.emitNewLineBeforeLeadingCommentOfPosition = emitNewLineBeforeLeadingCommentOfPosition;
function emitComments(text, lineMap, writer, comments, leadingSeparator, trailingSeparator, newLine, writeComment) {
if (comments && comments.length > 0) {
if (leadingSeparator) {
writer.write(" ");
}
var emitInterveningSeparator = false;
for (var _i = 0, comments_1 = comments; _i < comments_1.length; _i++) {
var comment = comments_1[_i];
if (emitInterveningSeparator) {
writer.write(" ");
emitInterveningSeparator = false;
}
writeComment(text, lineMap, writer, comment.pos, comment.end, newLine);
if (comment.hasTrailingNewLine) {
writer.writeLine();
}
else {
emitInterveningSeparator = true;
}
}
if (emitInterveningSeparator && trailingSeparator) {
writer.write(" ");
}
}
}
ts.emitComments = emitComments;
function emitDetachedComments(text, lineMap, writer, writeComment, node, newLine, removeComments) {
var leadingComments;
var currentDetachedCommentInfo;
if (removeComments) {
if (node.pos === 0) {
leadingComments = ts.filter(ts.getLeadingCommentRanges(text, node.pos), isPinnedCommentLocal);
}
}
else {
leadingComments = ts.getLeadingCommentRanges(text, node.pos);
}
if (leadingComments) {
var detachedComments = [];
var lastComment = void 0;
for (var _i = 0, leadingComments_1 = leadingComments; _i < leadingComments_1.length; _i++) {
var comment = leadingComments_1[_i];
if (lastComment) {
var lastCommentLine = getLineOfLocalPositionFromLineMap(lineMap, lastComment.end);
var commentLine = getLineOfLocalPositionFromLineMap(lineMap, comment.pos);
if (commentLine >= lastCommentLine + 2) {
break;
}
}
detachedComments.push(comment);
lastComment = comment;
}
if (detachedComments.length) {
var lastCommentLine = getLineOfLocalPositionFromLineMap(lineMap, ts.last(detachedComments).end);
var nodeLine = getLineOfLocalPositionFromLineMap(lineMap, ts.skipTrivia(text, node.pos));
if (nodeLine >= lastCommentLine + 2) {
emitNewLineBeforeLeadingComments(lineMap, writer, node, leadingComments);
emitComments(text, lineMap, writer, detachedComments, false, true, newLine, writeComment);
currentDetachedCommentInfo = { nodePos: node.pos, detachedCommentEndPos: ts.last(detachedComments).end };
}
}
}
return currentDetachedCommentInfo;
function isPinnedCommentLocal(comment) {
return isPinnedComment(text, comment.pos);
}
}
ts.emitDetachedComments = emitDetachedComments;
function writeCommentRange(text, lineMap, writer, commentPos, commentEnd, newLine) {
if (text.charCodeAt(commentPos + 1) === 42) {
var firstCommentLineAndCharacter = ts.computeLineAndCharacterOfPosition(lineMap, commentPos);
var lineCount = lineMap.length;
var firstCommentLineIndent = void 0;
for (var pos = commentPos, currentLine = firstCommentLineAndCharacter.line; pos < commentEnd; currentLine++) {
var nextLineStart = (currentLine + 1) === lineCount
? text.length + 1
: lineMap[currentLine + 1];
if (pos !== commentPos) {
if (firstCommentLineIndent === undefined) {
firstCommentLineIndent = calculateIndent(text, lineMap[firstCommentLineAndCharacter.line], commentPos);
}
var currentWriterIndentSpacing = writer.getIndent() * getIndentSize();
var spacesToEmit = currentWriterIndentSpacing - firstCommentLineIndent + calculateIndent(text, pos, nextLineStart);
if (spacesToEmit > 0) {
var numberOfSingleSpacesToEmit = spacesToEmit % getIndentSize();
var indentSizeSpaceString = getIndentString((spacesToEmit - numberOfSingleSpacesToEmit) / getIndentSize());
writer.rawWrite(indentSizeSpaceString);
while (numberOfSingleSpacesToEmit) {
writer.rawWrite(" ");
numberOfSingleSpacesToEmit--;
}
}
else {
writer.rawWrite("");
}
}
writeTrimmedCurrentLine(text, commentEnd, writer, newLine, pos, nextLineStart);
pos = nextLineStart;
}
}
else {
writer.write(text.substring(commentPos, commentEnd));
}
}
ts.writeCommentRange = writeCommentRange;
function writeTrimmedCurrentLine(text, commentEnd, writer, newLine, pos, nextLineStart) {
var end = Math.min(commentEnd, nextLineStart - 1);
var currentLineText = text.substring(pos, end).replace(/^\s+|\s+$/g, "");
if (currentLineText) {
writer.write(currentLineText);
if (end !== commentEnd) {
writer.writeLine();
}
}
else {
writer.writeLiteral(newLine);
}
}
function calculateIndent(text, pos, end) {
var currentLineIndent = 0;
for (; pos < end && ts.isWhiteSpaceSingleLine(text.charCodeAt(pos)); pos++) {
if (text.charCodeAt(pos) === 9) {
currentLineIndent += getIndentSize() - (currentLineIndent % getIndentSize());
}
else {
currentLineIndent++;
}
}
return currentLineIndent;
}
function hasModifiers(node) {
return getModifierFlags(node) !== 0;
}
ts.hasModifiers = hasModifiers;
function hasModifier(node, flags) {
return !!getSelectedModifierFlags(node, flags);
}
ts.hasModifier = hasModifier;
function hasStaticModifier(node) {
return hasModifier(node, 32);
}
ts.hasStaticModifier = hasStaticModifier;
function hasReadonlyModifier(node) {
return hasModifier(node, 64);
}
ts.hasReadonlyModifier = hasReadonlyModifier;
function getSelectedModifierFlags(node, flags) {
return getModifierFlags(node) & flags;
}
ts.getSelectedModifierFlags = getSelectedModifierFlags;
function getModifierFlags(node) {
if (node.modifierFlagsCache & 536870912) {
return node.modifierFlagsCache & ~536870912;
}
var flags = getModifierFlagsNoCache(node);
node.modifierFlagsCache = flags | 536870912;
return flags;
}
ts.getModifierFlags = getModifierFlags;
function getModifierFlagsNoCache(node) {
var flags = 0;
if (node.modifiers) {
for (var _i = 0, _a = node.modifiers; _i < _a.length; _i++) {
var modifier = _a[_i];
flags |= modifierToFlag(modifier.kind);
}
}
if (node.flags & 4 || (node.kind === 71 && node.isInJSDocNamespace)) {
flags |= 1;
}
return flags;
}
ts.getModifierFlagsNoCache = getModifierFlagsNoCache;
function modifierToFlag(token) {
switch (token) {
case 115: return 32;
case 114: return 4;
case 113: return 16;
case 112: return 8;
case 117: return 128;
case 84: return 1;
case 124: return 2;
case 76: return 2048;
case 79: return 512;
case 120: return 256;
case 132: return 64;
}
return 0;
}
ts.modifierToFlag = modifierToFlag;
function isLogicalOperator(token) {
return token === 54
|| token === 53
|| token === 51;
}
ts.isLogicalOperator = isLogicalOperator;
function isAssignmentOperator(token) {
return token >= 58 && token <= 70;
}
ts.isAssignmentOperator = isAssignmentOperator;
function tryGetClassExtendingExpressionWithTypeArguments(node) {
if (ts.isExpressionWithTypeArguments(node) &&
node.parent.token === 85 &&
ts.isClassLike(node.parent.parent)) {
return node.parent.parent;
}
}
ts.tryGetClassExtendingExpressionWithTypeArguments = tryGetClassExtendingExpressionWithTypeArguments;
function isAssignmentExpression(node, excludeCompoundAssignment) {
return ts.isBinaryExpression(node)
&& (excludeCompoundAssignment
? node.operatorToken.kind === 58
: isAssignmentOperator(node.operatorToken.kind))
&& ts.isLeftHandSideExpression(node.left);
}
ts.isAssignmentExpression = isAssignmentExpression;
function isDestructuringAssignment(node) {
if (isAssignmentExpression(node, true)) {
var kind = node.left.kind;
return kind === 186
|| kind === 185;
}
return false;
}
ts.isDestructuringAssignment = isDestructuringAssignment;
function isExpressionWithTypeArgumentsInClassExtendsClause(node) {
return tryGetClassExtendingExpressionWithTypeArguments(node) !== undefined;
}
ts.isExpressionWithTypeArgumentsInClassExtendsClause = isExpressionWithTypeArgumentsInClassExtendsClause;
function isExpressionWithTypeArgumentsInClassImplementsClause(node) {
return node.kind === 209
&& isEntityNameExpression(node.expression)
&& node.parent
&& node.parent.token === 108
&& node.parent.parent
&& ts.isClassLike(node.parent.parent);
}
ts.isExpressionWithTypeArgumentsInClassImplementsClause = isExpressionWithTypeArgumentsInClassImplementsClause;
function isEntityNameExpression(node) {
return node.kind === 71 || isPropertyAccessEntityNameExpression(node);
}
ts.isEntityNameExpression = isEntityNameExpression;
function isPropertyAccessEntityNameExpression(node) {
return ts.isPropertyAccessExpression(node) && isEntityNameExpression(node.expression);
}
ts.isPropertyAccessEntityNameExpression = isPropertyAccessEntityNameExpression;
function isPrototypeAccess(node) {
return ts.isPropertyAccessExpression(node) && node.name.escapedText === "prototype";
}
ts.isPrototypeAccess = isPrototypeAccess;
function isRightSideOfQualifiedNameOrPropertyAccess(node) {
return (node.parent.kind === 146 && node.parent.right === node) ||
(node.parent.kind === 187 && node.parent.name === node);
}
ts.isRightSideOfQualifiedNameOrPropertyAccess = isRightSideOfQualifiedNameOrPropertyAccess;
function isEmptyObjectLiteral(expression) {
return expression.kind === 186 &&
expression.properties.length === 0;
}
ts.isEmptyObjectLiteral = isEmptyObjectLiteral;
function isEmptyArrayLiteral(expression) {
return expression.kind === 185 &&
expression.elements.length === 0;
}
ts.isEmptyArrayLiteral = isEmptyArrayLiteral;
function getLocalSymbolForExportDefault(symbol) {
return isExportDefaultSymbol(symbol) ? symbol.declarations[0].localSymbol : undefined;
}
ts.getLocalSymbolForExportDefault = getLocalSymbolForExportDefault;
function isExportDefaultSymbol(symbol) {
return symbol && ts.length(symbol.declarations) > 0 && hasModifier(symbol.declarations[0], 512);
}
function tryExtractTypeScriptExtension(fileName) {
return ts.find(ts.supportedTypescriptExtensionsForExtractExtension, function (extension) { return ts.fileExtensionIs(fileName, extension); });
}
ts.tryExtractTypeScriptExtension = tryExtractTypeScriptExtension;
function getExpandedCharCodes(input) {
var output = [];
var length = input.length;
for (var i = 0; i < length; i++) {
var charCode = input.charCodeAt(i);
if (charCode < 0x80) {
output.push(charCode);
}
else if (charCode < 0x800) {
output.push((charCode >> 6) | 192);
output.push((charCode & 63) | 128);
}
else if (charCode < 0x10000) {
output.push((charCode >> 12) | 224);
output.push(((charCode >> 6) & 63) | 128);
output.push((charCode & 63) | 128);
}
else if (charCode < 0x20000) {
output.push((charCode >> 18) | 240);
output.push(((charCode >> 12) & 63) | 128);
output.push(((charCode >> 6) & 63) | 128);
output.push((charCode & 63) | 128);
}
else {
ts.Debug.assert(false, "Unexpected code point");
}
}
return output;
}
var base64Digits = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";
function convertToBase64(input) {
var result = "";
var charCodes = getExpandedCharCodes(input);
var i = 0;
var length = charCodes.length;
var byte1, byte2, byte3, byte4;
while (i < length) {
byte1 = charCodes[i] >> 2;
byte2 = (charCodes[i] & 3) << 4 | charCodes[i + 1] >> 4;
byte3 = (charCodes[i + 1] & 15) << 2 | charCodes[i + 2] >> 6;
byte4 = charCodes[i + 2] & 63;
if (i + 1 >= length) {
byte3 = byte4 = 64;
}
else if (i + 2 >= length) {
byte4 = 64;
}
result += base64Digits.charAt(byte1) + base64Digits.charAt(byte2) + base64Digits.charAt(byte3) + base64Digits.charAt(byte4);
i += 3;
}
return result;
}
ts.convertToBase64 = convertToBase64;
function getStringFromExpandedCharCodes(codes) {
var output = "";
var i = 0;
var length = codes.length;
while (i < length) {
var charCode = codes[i];
if (charCode < 0x80) {
output += String.fromCharCode(charCode);
i++;
}
else if ((charCode & 192) === 192) {
var value = charCode & 63;
i++;
var nextCode = codes[i];
while ((nextCode & 192) === 128) {
value = (value << 6) | (nextCode & 63);
i++;
nextCode = codes[i];
}
output += String.fromCharCode(value);
}
else {
output += String.fromCharCode(charCode);
i++;
}
}
return output;
}
function base64encode(host, input) {
if (host && host.base64encode) {
return host.base64encode(input);
}
return convertToBase64(input);
}
ts.base64encode = base64encode;
function base64decode(host, input) {
if (host && host.base64decode) {
return host.base64decode(input);
}
var length = input.length;
var expandedCharCodes = [];
var i = 0;
while (i < length) {
if (input.charCodeAt(i) === base64Digits.charCodeAt(64)) {
break;
}
var ch1 = base64Digits.indexOf(input[i]);
var ch2 = base64Digits.indexOf(input[i + 1]);
var ch3 = base64Digits.indexOf(input[i + 2]);
var ch4 = base64Digits.indexOf(input[i + 3]);
var code1 = ((ch1 & 63) << 2) | ((ch2 >> 4) & 3);
var code2 = ((ch2 & 15) << 4) | ((ch3 >> 2) & 15);
var code3 = ((ch3 & 3) << 6) | (ch4 & 63);
if (code2 === 0 && ch3 !== 0) {
expandedCharCodes.push(code1);
}
else if (code3 === 0 && ch4 !== 0) {
expandedCharCodes.push(code1, code2);
}
else {
expandedCharCodes.push(code1, code2, code3);
}
i += 4;
}
return getStringFromExpandedCharCodes(expandedCharCodes);
}
ts.base64decode = base64decode;
var carriageReturnLineFeed = "\r\n";
var lineFeed = "\n";
function getNewLineCharacter(options, getNewLine) {
switch (options.newLine) {
case 0:
return carriageReturnLineFeed;
case 1:
return lineFeed;
}
return getNewLine ? getNewLine() : ts.sys ? ts.sys.newLine : carriageReturnLineFeed;
}
ts.getNewLineCharacter = getNewLineCharacter;
function formatEnum(value, enumObject, isFlags) {
if (value === void 0) { value = 0; }
var members = getEnumMembers(enumObject);
if (value === 0) {
return members.length > 0 && members[0][0] === 0 ? members[0][1] : "0";
}
if (isFlags) {
var result = "";
var remainingFlags = value;
for (var i = members.length - 1; i >= 0 && remainingFlags !== 0; i--) {
var _a = members[i], enumValue = _a[0], enumName = _a[1];
if (enumValue !== 0 && (remainingFlags & enumValue) === enumValue) {
remainingFlags &= ~enumValue;
result = "" + enumName + (result ? ", " : "") + result;
}
}
if (remainingFlags === 0) {
return result;
}
}
else {
for (var _i = 0, members_1 = members; _i < members_1.length; _i++) {
var _b = members_1[_i], enumValue = _b[0], enumName = _b[1];
if (enumValue === value) {
return enumName;
}
}
}
return value.toString();
}
function getEnumMembers(enumObject) {
var result = [];
for (var name in enumObject) {
var value = enumObject[name];
if (typeof value === "number") {
result.push([value, name]);
}
}
return ts.stableSort(result, function (x, y) { return ts.compareValues(x[0], y[0]); });
}
function formatSyntaxKind(kind) {
return formatEnum(kind, ts.SyntaxKind, false);
}
ts.formatSyntaxKind = formatSyntaxKind;
function formatModifierFlags(flags) {
return formatEnum(flags, ts.ModifierFlags, true);
}
ts.formatModifierFlags = formatModifierFlags;
function formatTransformFlags(flags) {
return formatEnum(flags, ts.TransformFlags, true);
}
ts.formatTransformFlags = formatTransformFlags;
function formatEmitFlags(flags) {
return formatEnum(flags, ts.EmitFlags, true);
}
ts.formatEmitFlags = formatEmitFlags;
function formatSymbolFlags(flags) {
return formatEnum(flags, ts.SymbolFlags, true);
}
ts.formatSymbolFlags = formatSymbolFlags;
function formatTypeFlags(flags) {
return formatEnum(flags, ts.TypeFlags, true);
}
ts.formatTypeFlags = formatTypeFlags;
function formatObjectFlags(flags) {
return formatEnum(flags, ts.ObjectFlags, true);
}
ts.formatObjectFlags = formatObjectFlags;
function createRange(pos, end) {
return { pos: pos, end: end };
}
ts.createRange = createRange;
function moveRangeEnd(range, end) {
return createRange(range.pos, end);
}
ts.moveRangeEnd = moveRangeEnd;
function moveRangePos(range, pos) {
return createRange(pos, range.end);
}
ts.moveRangePos = moveRangePos;
function moveRangePastDecorators(node) {
return node.decorators && node.decorators.length > 0
? moveRangePos(node, node.decorators.end)
: node;
}
ts.moveRangePastDecorators = moveRangePastDecorators;
function moveRangePastModifiers(node) {
return node.modifiers && node.modifiers.length > 0
? moveRangePos(node, node.modifiers.end)
: moveRangePastDecorators(node);
}
ts.moveRangePastModifiers = moveRangePastModifiers;
function isCollapsedRange(range) {
return range.pos === range.end;
}
ts.isCollapsedRange = isCollapsedRange;
function createTokenRange(pos, token) {
return createRange(pos, pos + ts.tokenToString(token).length);
}
ts.createTokenRange = createTokenRange;
function rangeIsOnSingleLine(range, sourceFile) {
return rangeStartIsOnSameLineAsRangeEnd(range, range, sourceFile);
}
ts.rangeIsOnSingleLine = rangeIsOnSingleLine;
function rangeStartPositionsAreOnSameLine(range1, range2, sourceFile) {
return positionsAreOnSameLine(getStartPositionOfRange(range1, sourceFile), getStartPositionOfRange(range2, sourceFile), sourceFile);
}
ts.rangeStartPositionsAreOnSameLine = rangeStartPositionsAreOnSameLine;
function rangeEndPositionsAreOnSameLine(range1, range2, sourceFile) {
return positionsAreOnSameLine(range1.end, range2.end, sourceFile);
}
ts.rangeEndPositionsAreOnSameLine = rangeEndPositionsAreOnSameLine;
function rangeStartIsOnSameLineAsRangeEnd(range1, range2, sourceFile) {
return positionsAreOnSameLine(getStartPositionOfRange(range1, sourceFile), range2.end, sourceFile);
}
ts.rangeStartIsOnSameLineAsRangeEnd = rangeStartIsOnSameLineAsRangeEnd;
function rangeEndIsOnSameLineAsRangeStart(range1, range2, sourceFile) {
return positionsAreOnSameLine(range1.end, getStartPositionOfRange(range2, sourceFile), sourceFile);
}
ts.rangeEndIsOnSameLineAsRangeStart = rangeEndIsOnSameLineAsRangeStart;
function positionsAreOnSameLine(pos1, pos2, sourceFile) {
return pos1 === pos2 ||
getLineOfLocalPosition(sourceFile, pos1) === getLineOfLocalPosition(sourceFile, pos2);
}
ts.positionsAreOnSameLine = positionsAreOnSameLine;
function getStartPositionOfRange(range, sourceFile) {
return ts.positionIsSynthesized(range.pos) ? -1 : ts.skipTrivia(sourceFile.text, range.pos);
}
ts.getStartPositionOfRange = getStartPositionOfRange;
function isDeclarationNameOfEnumOrNamespace(node) {
var parseNode = ts.getParseTreeNode(node);
if (parseNode) {
switch (parseNode.parent.kind) {
case 241:
case 242:
return parseNode === parseNode.parent.name;
}
}
return false;
}
ts.isDeclarationNameOfEnumOrNamespace = isDeclarationNameOfEnumOrNamespace;
function getInitializedVariables(node) {
return ts.filter(node.declarations, isInitializedVariable);
}
ts.getInitializedVariables = getInitializedVariables;
function isInitializedVariable(node) {
return node.initializer !== undefined;
}
function isWatchSet(options) {
return options.watch && options.hasOwnProperty("watch");
}
ts.isWatchSet = isWatchSet;
function closeFileWatcher(watcher) {
watcher.close();
}
ts.closeFileWatcher = closeFileWatcher;
function getCheckFlags(symbol) {
return symbol.flags & 33554432 ? symbol.checkFlags : 0;
}
ts.getCheckFlags = getCheckFlags;
function getDeclarationModifierFlagsFromSymbol(s) {
if (s.valueDeclaration) {
var flags = ts.getCombinedModifierFlags(s.valueDeclaration);
return s.parent && s.parent.flags & 32 ? flags : flags & ~28;
}
if (getCheckFlags(s) & 6) {
var checkFlags = s.checkFlags;
var accessModifier = checkFlags & 256 ? 8 :
checkFlags & 64 ? 4 :
16;
var staticModifier = checkFlags & 512 ? 32 : 0;
return accessModifier | staticModifier;
}
if (s.flags & 4194304) {
return 4 | 32;
}
return 0;
}
ts.getDeclarationModifierFlagsFromSymbol = getDeclarationModifierFlagsFromSymbol;
function skipAlias(symbol, checker) {
return symbol.flags & 2097152 ? checker.getAliasedSymbol(symbol) : symbol;
}
ts.skipAlias = skipAlias;
function getCombinedLocalAndExportSymbolFlags(symbol) {
return symbol.exportSymbol ? symbol.exportSymbol.flags | symbol.flags : symbol.flags;
}
ts.getCombinedLocalAndExportSymbolFlags = getCombinedLocalAndExportSymbolFlags;
function isWriteOnlyAccess(node) {
return accessKind(node) === 1;
}
ts.isWriteOnlyAccess = isWriteOnlyAccess;
function isWriteAccess(node) {
return accessKind(node) !== 0;
}
ts.isWriteAccess = isWriteAccess;
function accessKind(node) {
var parent = node.parent;
if (!parent)
return 0;
switch (parent.kind) {
case 201:
case 200:
var operator = parent.operator;
return operator === 43 || operator === 44 ? writeOrReadWrite() : 0;
case 202:
var _a = parent, left = _a.left, operatorToken = _a.operatorToken;
return left === node && isAssignmentOperator(operatorToken.kind) ? writeOrReadWrite() : 0;
case 187:
return parent.name !== node ? 0 : accessKind(parent);
default:
return 0;
}
function writeOrReadWrite() {
return parent.parent && parent.parent.kind === 219 ? 1 : 2;
}
}
function compareDataObjects(dst, src) {
if (!dst || !src || Object.keys(dst).length !== Object.keys(src).length) {
return false;
}
for (var e in dst) {
if (typeof dst[e] === "object") {
if (!compareDataObjects(dst[e], src[e])) {
return false;
}
}
else if (typeof dst[e] !== "function") {
if (dst[e] !== src[e]) {
return false;
}
}
}
return true;
}
ts.compareDataObjects = compareDataObjects;
function clearMap(map, onDeleteValue) {
map.forEach(onDeleteValue);
map.clear();
}
ts.clearMap = clearMap;
function mutateMap(map, newMap, options) {
var createNewValue = options.createNewValue, onDeleteValue = options.onDeleteValue, onExistingValue = options.onExistingValue;
map.forEach(function (existingValue, key) {
var valueInNewMap = newMap.get(key);
if (valueInNewMap === undefined) {
map.delete(key);
onDeleteValue(existingValue, key);
}
else if (onExistingValue) {
onExistingValue(existingValue, valueInNewMap, key);
}
});
newMap.forEach(function (valueInNewMap, key) {
if (!map.has(key)) {
map.set(key, createNewValue(key, valueInNewMap));
}
});
}
ts.mutateMap = mutateMap;
function forEachAncestorDirectory(directory, callback) {
while (true) {
var result = callback(directory);
if (result !== undefined) {
return result;
}
var parentPath = ts.getDirectoryPath(directory);
if (parentPath === directory) {
return undefined;
}
directory = parentPath;
}
}
ts.forEachAncestorDirectory = forEachAncestorDirectory;
function isAbstractConstructorType(type) {
return !!(getObjectFlags(type) & 16) && !!type.symbol && isAbstractConstructorSymbol(type.symbol);
}
ts.isAbstractConstructorType = isAbstractConstructorType;
function isAbstractConstructorSymbol(symbol) {
if (symbol.flags & 32) {
var declaration = getClassLikeDeclarationOfSymbol(symbol);
return !!declaration && hasModifier(declaration, 128);
}
return false;
}
ts.isAbstractConstructorSymbol = isAbstractConstructorSymbol;
function getClassLikeDeclarationOfSymbol(symbol) {
return ts.find(symbol.declarations, ts.isClassLike);
}
ts.getClassLikeDeclarationOfSymbol = getClassLikeDeclarationOfSymbol;
function getObjectFlags(type) {
return type.flags & 131072 ? type.objectFlags : 0;
}
ts.getObjectFlags = getObjectFlags;
function typeHasCallOrConstructSignatures(type, checker) {
return checker.getSignaturesOfType(type, 0).length !== 0 || checker.getSignaturesOfType(type, 1).length !== 0;
}
ts.typeHasCallOrConstructSignatures = typeHasCallOrConstructSignatures;
function forSomeAncestorDirectory(directory, callback) {
return !!forEachAncestorDirectory(directory, function (d) { return callback(d) ? true : undefined; });
}
ts.forSomeAncestorDirectory = forSomeAncestorDirectory;
function isUMDExportSymbol(symbol) {
return !!symbol && !!symbol.declarations && !!symbol.declarations[0] && ts.isNamespaceExportDeclaration(symbol.declarations[0]);
}
ts.isUMDExportSymbol = isUMDExportSymbol;
function showModuleSpecifier(_a) {
var moduleSpecifier = _a.moduleSpecifier;
return ts.isStringLiteral(moduleSpecifier) ? moduleSpecifier.text : getTextOfNode(moduleSpecifier);
}
ts.showModuleSpecifier = showModuleSpecifier;
function getLastChild(node) {
var lastChild;
ts.forEachChild(node, function (child) {
if (nodeIsPresent(child))
lastChild = child;
}, function (children) {
for (var i = children.length - 1; i >= 0; i--) {
if (nodeIsPresent(children[i])) {
lastChild = children[i];
break;
}
}
});
return lastChild;
}
ts.getLastChild = getLastChild;
function addToSeen(seen, key, value) {
if (value === void 0) { value = true; }
key = String(key);
if (seen.has(key)) {
return false;
}
seen.set(key, value);
return true;
}
ts.addToSeen = addToSeen;
function isObjectTypeDeclaration(node) {
return ts.isClassLike(node) || ts.isInterfaceDeclaration(node) || ts.isTypeLiteralNode(node);
}
ts.isObjectTypeDeclaration = isObjectTypeDeclaration;
})(ts || (ts = {}));
(function (ts) {
function getDefaultLibFileName(options) {
switch (options.target) {
case 6:
return "lib.esnext.full.d.ts";
case 5:
return "lib.es2018.full.d.ts";
case 4:
return "lib.es2017.full.d.ts";
case 3:
return "lib.es2016.full.d.ts";
case 2:
return "lib.es6.d.ts";
default:
return "lib.d.ts";
}
}
ts.getDefaultLibFileName = getDefaultLibFileName;
function textSpanEnd(span) {
return span.start + span.length;
}
ts.textSpanEnd = textSpanEnd;
function textSpanIsEmpty(span) {
return span.length === 0;
}
ts.textSpanIsEmpty = textSpanIsEmpty;
function textSpanContainsPosition(span, position) {
return position >= span.start && position < textSpanEnd(span);
}
ts.textSpanContainsPosition = textSpanContainsPosition;
function textRangeContainsPositionInclusive(span, position) {
return position >= span.pos && position <= span.end;
}
ts.textRangeContainsPositionInclusive = textRangeContainsPositionInclusive;
function textSpanContainsTextSpan(span, other) {
return other.start >= span.start && textSpanEnd(other) <= textSpanEnd(span);
}
ts.textSpanContainsTextSpan = textSpanContainsTextSpan;
function textSpanOverlapsWith(span, other) {
return textSpanOverlap(span, other) !== undefined;
}
ts.textSpanOverlapsWith = textSpanOverlapsWith;
function textSpanOverlap(span1, span2) {
var overlap = textSpanIntersection(span1, span2);
return overlap && overlap.length === 0 ? undefined : overlap;
}
ts.textSpanOverlap = textSpanOverlap;
function textSpanIntersectsWithTextSpan(span, other) {
return decodedTextSpanIntersectsWith(span.start, span.length, other.start, other.length);
}
ts.textSpanIntersectsWithTextSpan = textSpanIntersectsWithTextSpan;
function textSpanIntersectsWith(span, start, length) {
return decodedTextSpanIntersectsWith(span.start, span.length, start, length);
}
ts.textSpanIntersectsWith = textSpanIntersectsWith;
function decodedTextSpanIntersectsWith(start1, length1, start2, length2) {
var end1 = start1 + length1;
var end2 = start2 + length2;
return start2 <= end1 && end2 >= start1;
}
ts.decodedTextSpanIntersectsWith = decodedTextSpanIntersectsWith;
function textSpanIntersectsWithPosition(span, position) {
return position <= textSpanEnd(span) && position >= span.start;
}
ts.textSpanIntersectsWithPosition = textSpanIntersectsWithPosition;
function textSpanIntersection(span1, span2) {
var start = Math.max(span1.start, span2.start);
var end = Math.min(textSpanEnd(span1), textSpanEnd(span2));
return start <= end ? createTextSpanFromBounds(start, end) : undefined;
}
ts.textSpanIntersection = textSpanIntersection;
function createTextSpan(start, length) {
if (start < 0) {
throw new Error("start < 0");
}
if (length < 0) {
throw new Error("length < 0");
}
return { start: start, length: length };
}
ts.createTextSpan = createTextSpan;
function createTextRange(pos, end) {
if (end === void 0) { end = pos; }
ts.Debug.assert(end >= pos);
return { pos: pos, end: end };
}
ts.createTextRange = createTextRange;
function createTextSpanFromBounds(start, end) {
return createTextSpan(start, end - start);
}
ts.createTextSpanFromBounds = createTextSpanFromBounds;
function textChangeRangeNewSpan(range) {
return createTextSpan(range.span.start, range.newLength);
}
ts.textChangeRangeNewSpan = textChangeRangeNewSpan;
function textChangeRangeIsUnchanged(range) {
return textSpanIsEmpty(range.span) && range.newLength === 0;
}
ts.textChangeRangeIsUnchanged = textChangeRangeIsUnchanged;
function createTextChangeRange(span, newLength) {
if (newLength < 0) {
throw new Error("newLength < 0");
}
return { span: span, newLength: newLength };
}
ts.createTextChangeRange = createTextChangeRange;
ts.unchangedTextChangeRange = createTextChangeRange(createTextSpan(0, 0), 0);
function collapseTextChangeRangesAcrossMultipleVersions(changes) {
if (changes.length === 0) {
return ts.unchangedTextChangeRange;
}
if (changes.length === 1) {
return changes[0];
}
var change0 = changes[0];
var oldStartN = change0.span.start;
var oldEndN = textSpanEnd(change0.span);
var newEndN = oldStartN + change0.newLength;
for (var i = 1; i < changes.length; i++) {
var nextChange = changes[i];
var oldStart1 = oldStartN;
var oldEnd1 = oldEndN;
var newEnd1 = newEndN;
var oldStart2 = nextChange.span.start;
var oldEnd2 = textSpanEnd(nextChange.span);
var newEnd2 = oldStart2 + nextChange.newLength;
oldStartN = Math.min(oldStart1, oldStart2);
oldEndN = Math.max(oldEnd1, oldEnd1 + (oldEnd2 - newEnd1));
newEndN = Math.max(newEnd2, newEnd2 + (newEnd1 - oldEnd2));
}
return createTextChangeRange(createTextSpanFromBounds(oldStartN, oldEndN), newEndN - oldStartN);
}
ts.collapseTextChangeRangesAcrossMultipleVersions = collapseTextChangeRangesAcrossMultipleVersions;
function getTypeParameterOwner(d) {
if (d && d.kind === 148) {
for (var current = d; current; current = current.parent) {
if (ts.isFunctionLike(current) || ts.isClassLike(current) || current.kind === 239) {
return current;
}
}
}
}
ts.getTypeParameterOwner = getTypeParameterOwner;
function isParameterPropertyDeclaration(node) {
return ts.hasModifier(node, 92) && node.parent.kind === 155;
}
ts.isParameterPropertyDeclaration = isParameterPropertyDeclaration;
function isEmptyBindingPattern(node) {
if (ts.isBindingPattern(node)) {
return ts.every(node.elements, isEmptyBindingElement);
}
return false;
}
ts.isEmptyBindingPattern = isEmptyBindingPattern;
function isEmptyBindingElement(node) {
if (ts.isOmittedExpression(node)) {
return true;
}
return isEmptyBindingPattern(node.name);
}
ts.isEmptyBindingElement = isEmptyBindingElement;
function walkUpBindingElementsAndPatterns(binding) {
var node = binding.parent;
while (ts.isBindingElement(node.parent)) {
node = node.parent.parent;
}
return node.parent;
}
ts.walkUpBindingElementsAndPatterns = walkUpBindingElementsAndPatterns;
function getCombinedFlags(node, getFlags) {
if (ts.isBindingElement(node)) {
node = walkUpBindingElementsAndPatterns(node);
}
var flags = getFlags(node);
if (node.kind === 235) {
node = node.parent;
}
if (node && node.kind === 236) {
flags |= getFlags(node);
node = node.parent;
}
if (node && node.kind === 217) {
flags |= getFlags(node);
}
return flags;
}
function getCombinedModifierFlags(node) {
return getCombinedFlags(node, ts.getModifierFlags);
}
ts.getCombinedModifierFlags = getCombinedModifierFlags;
function getCombinedNodeFlags(node) {
return getCombinedFlags(node, function (n) { return n.flags; });
}
ts.getCombinedNodeFlags = getCombinedNodeFlags;
function validateLocaleAndSetLanguage(locale, sys, errors) {
var matchResult = /^([a-z]+)([_\-]([a-z]+))?$/.exec(locale.toLowerCase());
if (!matchResult) {
if (errors) {
errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Locale_must_be_of_the_form_language_or_language_territory_For_example_0_or_1, "en", "ja-jp"));
}
return;
}
var language = matchResult[1];
var territory = matchResult[3];
if (!trySetLanguageAndTerritory(language, territory, errors)) {
trySetLanguageAndTerritory(language, undefined, errors);
}
ts.setUILocale(locale);
function trySetLanguageAndTerritory(language, territory, errors) {
var compilerFilePath = ts.normalizePath(sys.getExecutingFilePath());
var containingDirectoryPath = ts.getDirectoryPath(compilerFilePath);
var filePath = ts.combinePaths(containingDirectoryPath, language);
if (territory) {
filePath = filePath + "-" + territory;
}
filePath = sys.resolvePath(ts.combinePaths(filePath, "diagnosticMessages.generated.json"));
if (!sys.fileExists(filePath)) {
return false;
}
var fileContents = "";
try {
fileContents = sys.readFile(filePath);
}
catch (e) {
if (errors) {
errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Unable_to_open_file_0, filePath));
}
return false;
}
try {
ts.localizedDiagnosticMessages = JSON.parse(fileContents);
}
catch (_a) {
if (errors) {
errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Corrupted_locale_file_0, filePath));
}
return false;
}
return true;
}
}
ts.validateLocaleAndSetLanguage = validateLocaleAndSetLanguage;
function getOriginalNode(node, nodeTest) {
if (node) {
while (node.original !== undefined) {
node = node.original;
}
}
return !nodeTest || nodeTest(node) ? node : undefined;
}
ts.getOriginalNode = getOriginalNode;
function isParseTreeNode(node) {
return (node.flags & 8) === 0;
}
ts.isParseTreeNode = isParseTreeNode;
function getParseTreeNode(node, nodeTest) {
if (node === undefined || isParseTreeNode(node)) {
return node;
}
node = getOriginalNode(node);
if (isParseTreeNode(node) && (!nodeTest || nodeTest(node))) {
return node;
}
return undefined;
}
ts.getParseTreeNode = getParseTreeNode;
function unescapeLeadingUnderscores(identifier) {
var id = identifier;
return id.length >= 3 && id.charCodeAt(0) === 95 && id.charCodeAt(1) === 95 && id.charCodeAt(2) === 95 ? id.substr(1) : id;
}
ts.unescapeLeadingUnderscores = unescapeLeadingUnderscores;
function idText(identifier) {
return unescapeLeadingUnderscores(identifier.escapedText);
}
ts.idText = idText;
function symbolName(symbol) {
return unescapeLeadingUnderscores(symbol.escapedName);
}
ts.symbolName = symbolName;
function nameForNamelessJSDocTypedef(declaration) {
var hostNode = declaration.parent.parent;
if (!hostNode) {
return undefined;
}
if (ts.isDeclaration(hostNode)) {
return getDeclarationIdentifier(hostNode);
}
switch (hostNode.kind) {
case 217:
if (hostNode.declarationList && hostNode.declarationList.declarations[0]) {
return getDeclarationIdentifier(hostNode.declarationList.declarations[0]);
}
return undefined;
case 219:
var expr = hostNode.expression;
switch (expr.kind) {
case 187:
return expr.name;
case 188:
var arg = expr.argumentExpression;
if (ts.isIdentifier(arg)) {
return arg;
}
}
return undefined;
case 1:
return undefined;
case 193: {
return getDeclarationIdentifier(hostNode.expression);
}
case 231: {
if (ts.isDeclaration(hostNode.statement) || ts.isExpression(hostNode.statement)) {
return getDeclarationIdentifier(hostNode.statement);
}
return undefined;
}
default:
ts.Debug.assertNever(hostNode, "Found typedef tag attached to node which it should not be!");
}
}
function getDeclarationIdentifier(node) {
var name = getNameOfDeclaration(node);
return name && ts.isIdentifier(name) ? name : undefined;
}
function getNameOfJSDocTypedef(declaration) {
return declaration.name || nameForNamelessJSDocTypedef(declaration);
}
ts.getNameOfJSDocTypedef = getNameOfJSDocTypedef;
function isNamedDeclaration(node) {
return !!node.name;
}
ts.isNamedDeclaration = isNamedDeclaration;
function getNonAssignedNameOfDeclaration(declaration) {
switch (declaration.kind) {
case 71:
return declaration;
case 302:
case 296: {
var name = declaration.name;
if (name.kind === 146) {
return name.right;
}
break;
}
case 202: {
var expr = declaration;
switch (ts.getSpecialPropertyAssignmentKind(expr)) {
case 1:
case 4:
case 5:
case 3:
return expr.left.name;
default:
return undefined;
}
}
case 301:
return getNameOfJSDocTypedef(declaration);
case 252: {
var expression = declaration.expression;
return ts.isIdentifier(expression) ? expression : undefined;
}
}
return declaration.name;
}
ts.getNonAssignedNameOfDeclaration = getNonAssignedNameOfDeclaration;
function getNameOfDeclaration(declaration) {
if (declaration === undefined)
return undefined;
return getNonAssignedNameOfDeclaration(declaration) ||
(ts.isFunctionExpression(declaration) || ts.isClassExpression(declaration) ? getAssignedName(declaration) : undefined);
}
ts.getNameOfDeclaration = getNameOfDeclaration;
function getAssignedName(node) {
if (!node.parent) {
return undefined;
}
else if (ts.isPropertyAssignment(node.parent) || ts.isBindingElement(node.parent)) {
return node.parent.name;
}
else if (ts.isBinaryExpression(node.parent) && node === node.parent.right) {
if (ts.isIdentifier(node.parent.left)) {
return node.parent.left;
}
else if (ts.isPropertyAccessExpression(node.parent.left)) {
return node.parent.left.name;
}
}
}
function getJSDocParameterTags(param) {
if (param.name) {
if (ts.isIdentifier(param.name)) {
var name_1 = param.name.escapedText;
return getJSDocTags(param.parent).filter(function (tag) { return ts.isJSDocParameterTag(tag) && ts.isIdentifier(tag.name) && tag.name.escapedText === name_1; });
}
else {
var i = param.parent.parameters.indexOf(param);
ts.Debug.assert(i > -1, "Parameters should always be in their parents' parameter list");
var paramTags = getJSDocTags(param.parent).filter(ts.isJSDocParameterTag);
if (i < paramTags.length) {
return [paramTags[i]];
}
}
}
return ts.emptyArray;
}
ts.getJSDocParameterTags = getJSDocParameterTags;
function hasJSDocParameterTags(node) {
return !!getFirstJSDocTag(node, ts.isJSDocParameterTag);
}
ts.hasJSDocParameterTags = hasJSDocParameterTags;
function getJSDocAugmentsTag(node) {
return getFirstJSDocTag(node, ts.isJSDocAugmentsTag);
}
ts.getJSDocAugmentsTag = getJSDocAugmentsTag;
function getJSDocClassTag(node) {
return getFirstJSDocTag(node, ts.isJSDocClassTag);
}
ts.getJSDocClassTag = getJSDocClassTag;
function getJSDocThisTag(node) {
return getFirstJSDocTag(node, ts.isJSDocThisTag);
}
ts.getJSDocThisTag = getJSDocThisTag;
function getJSDocReturnTag(node) {
return getFirstJSDocTag(node, ts.isJSDocReturnTag);
}
ts.getJSDocReturnTag = getJSDocReturnTag;
function getJSDocTemplateTag(node) {
return getFirstJSDocTag(node, ts.isJSDocTemplateTag);
}
ts.getJSDocTemplateTag = getJSDocTemplateTag;
function getJSDocTypeTag(node) {
var tag = getFirstJSDocTag(node, ts.isJSDocTypeTag);
if (tag && tag.typeExpression && tag.typeExpression.type) {
return tag;
}
return undefined;
}
ts.getJSDocTypeTag = getJSDocTypeTag;
function getJSDocType(node) {
var tag = getFirstJSDocTag(node, ts.isJSDocTypeTag);
if (!tag && ts.isParameter(node)) {
tag = ts.find(getJSDocParameterTags(node), function (tag) { return !!tag.typeExpression; });
}
return tag && tag.typeExpression && tag.typeExpression.type;
}
ts.getJSDocType = getJSDocType;
function getJSDocReturnType(node) {
var returnTag = getJSDocReturnTag(node);
return returnTag && returnTag.typeExpression && returnTag.typeExpression.type;
}
ts.getJSDocReturnType = getJSDocReturnType;
function getJSDocTags(node) {
var tags = node.jsDocCache;
if (tags === undefined) {
var comments = ts.getJSDocCommentsAndTags(node);
ts.Debug.assert(comments.length < 2 || comments[0] !== comments[1]);
node.jsDocCache = tags = ts.flatMap(comments, function (j) { return ts.isJSDoc(j) ? j.tags : j; });
}
return tags;
}
ts.getJSDocTags = getJSDocTags;
function getFirstJSDocTag(node, predicate) {
return ts.find(getJSDocTags(node), predicate);
}
function getAllJSDocTagsOfKind(node, kind) {
return getJSDocTags(node).filter(function (doc) { return doc.kind === kind; });
}
ts.getAllJSDocTagsOfKind = getAllJSDocTagsOfKind;
})(ts || (ts = {}));
(function (ts) {
function isNumericLiteral(node) {
return node.kind === 8;
}
ts.isNumericLiteral = isNumericLiteral;
function isStringLiteral(node) {
return node.kind === 9;
}
ts.isStringLiteral = isStringLiteral;
function isJsxText(node) {
return node.kind === 10;
}
ts.isJsxText = isJsxText;
function isRegularExpressionLiteral(node) {
return node.kind === 12;
}
ts.isRegularExpressionLiteral = isRegularExpressionLiteral;
function isNoSubstitutionTemplateLiteral(node) {
return node.kind === 13;
}
ts.isNoSubstitutionTemplateLiteral = isNoSubstitutionTemplateLiteral;
function isTemplateHead(node) {
return node.kind === 14;
}
ts.isTemplateHead = isTemplateHead;
function isTemplateMiddle(node) {
return node.kind === 15;
}
ts.isTemplateMiddle = isTemplateMiddle;
function isTemplateTail(node) {
return node.kind === 16;
}
ts.isTemplateTail = isTemplateTail;
function isIdentifier(node) {
return node.kind === 71;
}
ts.isIdentifier = isIdentifier;
function isQualifiedName(node) {
return node.kind === 146;
}
ts.isQualifiedName = isQualifiedName;
function isComputedPropertyName(node) {
return node.kind === 147;
}
ts.isComputedPropertyName = isComputedPropertyName;
function isTypeParameterDeclaration(node) {
return node.kind === 148;
}
ts.isTypeParameterDeclaration = isTypeParameterDeclaration;
function isParameter(node) {
return node.kind === 149;
}
ts.isParameter = isParameter;
function isDecorator(node) {
return node.kind === 150;
}
ts.isDecorator = isDecorator;
function isPropertySignature(node) {
return node.kind === 151;
}
ts.isPropertySignature = isPropertySignature;
function isPropertyDeclaration(node) {
return node.kind === 152;
}
ts.isPropertyDeclaration = isPropertyDeclaration;
function isMethodSignature(node) {
return node.kind === 153;
}
ts.isMethodSignature = isMethodSignature;
function isMethodDeclaration(node) {
return node.kind === 154;
}
ts.isMethodDeclaration = isMethodDeclaration;
function isConstructorDeclaration(node) {
return node.kind === 155;
}
ts.isConstructorDeclaration = isConstructorDeclaration;
function isGetAccessorDeclaration(node) {
return node.kind === 156;
}
ts.isGetAccessorDeclaration = isGetAccessorDeclaration;
function isSetAccessorDeclaration(node) {
return node.kind === 157;
}
ts.isSetAccessorDeclaration = isSetAccessorDeclaration;
function isCallSignatureDeclaration(node) {
return node.kind === 158;
}
ts.isCallSignatureDeclaration = isCallSignatureDeclaration;
function isConstructSignatureDeclaration(node) {
return node.kind === 159;
}
ts.isConstructSignatureDeclaration = isConstructSignatureDeclaration;
function isIndexSignatureDeclaration(node) {
return node.kind === 160;
}
ts.isIndexSignatureDeclaration = isIndexSignatureDeclaration;
function isGetOrSetAccessorDeclaration(node) {
return node.kind === 157 || node.kind === 156;
}
ts.isGetOrSetAccessorDeclaration = isGetOrSetAccessorDeclaration;
function isTypePredicateNode(node) {
return node.kind === 161;
}
ts.isTypePredicateNode = isTypePredicateNode;
function isTypeReferenceNode(node) {
return node.kind === 162;
}
ts.isTypeReferenceNode = isTypeReferenceNode;
function isFunctionTypeNode(node) {
return node.kind === 163;
}
ts.isFunctionTypeNode = isFunctionTypeNode;
function isConstructorTypeNode(node) {
return node.kind === 164;
}
ts.isConstructorTypeNode = isConstructorTypeNode;
function isTypeQueryNode(node) {
return node.kind === 165;
}
ts.isTypeQueryNode = isTypeQueryNode;
function isTypeLiteralNode(node) {
return node.kind === 166;
}
ts.isTypeLiteralNode = isTypeLiteralNode;
function isArrayTypeNode(node) {
return node.kind === 167;
}
ts.isArrayTypeNode = isArrayTypeNode;
function isTupleTypeNode(node) {
return node.kind === 168;
}
ts.isTupleTypeNode = isTupleTypeNode;
function isUnionTypeNode(node) {
return node.kind === 171;
}
ts.isUnionTypeNode = isUnionTypeNode;
function isIntersectionTypeNode(node) {
return node.kind === 172;
}
ts.isIntersectionTypeNode = isIntersectionTypeNode;
function isConditionalTypeNode(node) {
return node.kind === 173;
}
ts.isConditionalTypeNode = isConditionalTypeNode;
function isInferTypeNode(node) {
return node.kind === 174;
}
ts.isInferTypeNode = isInferTypeNode;
function isParenthesizedTypeNode(node) {
return node.kind === 175;
}
ts.isParenthesizedTypeNode = isParenthesizedTypeNode;
function isThisTypeNode(node) {
return node.kind === 176;
}
ts.isThisTypeNode = isThisTypeNode;
function isTypeOperatorNode(node) {
return node.kind === 177;
}
ts.isTypeOperatorNode = isTypeOperatorNode;
function isIndexedAccessTypeNode(node) {
return node.kind === 178;
}
ts.isIndexedAccessTypeNode = isIndexedAccessTypeNode;
function isMappedTypeNode(node) {
return node.kind === 179;
}
ts.isMappedTypeNode = isMappedTypeNode;
function isLiteralTypeNode(node) {
return node.kind === 180;
}
ts.isLiteralTypeNode = isLiteralTypeNode;
function isImportTypeNode(node) {
return node.kind === 181;
}
ts.isImportTypeNode = isImportTypeNode;
function isObjectBindingPattern(node) {
return node.kind === 182;
}
ts.isObjectBindingPattern = isObjectBindingPattern;
function isArrayBindingPattern(node) {
return node.kind === 183;
}
ts.isArrayBindingPattern = isArrayBindingPattern;
function isBindingElement(node) {
return node.kind === 184;
}
ts.isBindingElement = isBindingElement;
function isArrayLiteralExpression(node) {
return node.kind === 185;
}
ts.isArrayLiteralExpression = isArrayLiteralExpression;
function isObjectLiteralExpression(node) {
return node.kind === 186;
}
ts.isObjectLiteralExpression = isObjectLiteralExpression;
function isPropertyAccessExpression(node) {
return node.kind === 187;
}
ts.isPropertyAccessExpression = isPropertyAccessExpression;
function isElementAccessExpression(node) {
return node.kind === 188;
}
ts.isElementAccessExpression = isElementAccessExpression;
function isCallExpression(node) {
return node.kind === 189;
}
ts.isCallExpression = isCallExpression;
function isNewExpression(node) {
return node.kind === 190;
}
ts.isNewExpression = isNewExpression;
function isTaggedTemplateExpression(node) {
return node.kind === 191;
}
ts.isTaggedTemplateExpression = isTaggedTemplateExpression;
function isTypeAssertion(node) {
return node.kind === 192;
}
ts.isTypeAssertion = isTypeAssertion;
function isParenthesizedExpression(node) {
return node.kind === 193;
}
ts.isParenthesizedExpression = isParenthesizedExpression;
function skipPartiallyEmittedExpressions(node) {
while (node.kind === 305) {
node = node.expression;
}
return node;
}
ts.skipPartiallyEmittedExpressions = skipPartiallyEmittedExpressions;
function isFunctionExpression(node) {
return node.kind === 194;
}
ts.isFunctionExpression = isFunctionExpression;
function isArrowFunction(node) {
return node.kind === 195;
}
ts.isArrowFunction = isArrowFunction;
function isDeleteExpression(node) {
return node.kind === 196;
}
ts.isDeleteExpression = isDeleteExpression;
function isTypeOfExpression(node) {
return node.kind === 197;
}
ts.isTypeOfExpression = isTypeOfExpression;
function isVoidExpression(node) {
return node.kind === 198;
}
ts.isVoidExpression = isVoidExpression;
function isAwaitExpression(node) {
return node.kind === 199;
}
ts.isAwaitExpression = isAwaitExpression;
function isPrefixUnaryExpression(node) {
return node.kind === 200;
}
ts.isPrefixUnaryExpression = isPrefixUnaryExpression;
function isPostfixUnaryExpression(node) {
return node.kind === 201;
}
ts.isPostfixUnaryExpression = isPostfixUnaryExpression;
function isBinaryExpression(node) {
return node.kind === 202;
}
ts.isBinaryExpression = isBinaryExpression;
function isConditionalExpression(node) {
return node.kind === 203;
}
ts.isConditionalExpression = isConditionalExpression;
function isTemplateExpression(node) {
return node.kind === 204;
}
ts.isTemplateExpression = isTemplateExpression;
function isYieldExpression(node) {
return node.kind === 205;
}
ts.isYieldExpression = isYieldExpression;
function isSpreadElement(node) {
return node.kind === 206;
}
ts.isSpreadElement = isSpreadElement;
function isClassExpression(node) {
return node.kind === 207;
}
ts.isClassExpression = isClassExpression;
function isOmittedExpression(node) {
return node.kind === 208;
}
ts.isOmittedExpression = isOmittedExpression;
function isExpressionWithTypeArguments(node) {
return node.kind === 209;
}
ts.isExpressionWithTypeArguments = isExpressionWithTypeArguments;
function isAsExpression(node) {
return node.kind === 210;
}
ts.isAsExpression = isAsExpression;
function isNonNullExpression(node) {
return node.kind === 211;
}
ts.isNonNullExpression = isNonNullExpression;
function isMetaProperty(node) {
return node.kind === 212;
}
ts.isMetaProperty = isMetaProperty;
function isTemplateSpan(node) {
return node.kind === 214;
}
ts.isTemplateSpan = isTemplateSpan;
function isSemicolonClassElement(node) {
return node.kind === 215;
}
ts.isSemicolonClassElement = isSemicolonClassElement;
function isBlock(node) {
return node.kind === 216;
}
ts.isBlock = isBlock;
function isVariableStatement(node) {
return node.kind === 217;
}
ts.isVariableStatement = isVariableStatement;
function isEmptyStatement(node) {
return node.kind === 218;
}
ts.isEmptyStatement = isEmptyStatement;
function isExpressionStatement(node) {
return node.kind === 219;
}
ts.isExpressionStatement = isExpressionStatement;
function isIfStatement(node) {
return node.kind === 220;
}
ts.isIfStatement = isIfStatement;
function isDoStatement(node) {
return node.kind === 221;
}
ts.isDoStatement = isDoStatement;
function isWhileStatement(node) {
return node.kind === 222;
}
ts.isWhileStatement = isWhileStatement;
function isForStatement(node) {
return node.kind === 223;
}
ts.isForStatement = isForStatement;
function isForInStatement(node) {
return node.kind === 224;
}
ts.isForInStatement = isForInStatement;
function isForOfStatement(node) {
return node.kind === 225;
}
ts.isForOfStatement = isForOfStatement;
function isContinueStatement(node) {
return node.kind === 226;
}
ts.isContinueStatement = isContinueStatement;
function isBreakStatement(node) {
return node.kind === 227;
}
ts.isBreakStatement = isBreakStatement;
function isBreakOrContinueStatement(node) {
return node.kind === 227 || node.kind === 226;
}
ts.isBreakOrContinueStatement = isBreakOrContinueStatement;
function isReturnStatement(node) {
return node.kind === 228;
}
ts.isReturnStatement = isReturnStatement;
function isWithStatement(node) {
return node.kind === 229;
}
ts.isWithStatement = isWithStatement;
function isSwitchStatement(node) {
return node.kind === 230;
}
ts.isSwitchStatement = isSwitchStatement;
function isLabeledStatement(node) {
return node.kind === 231;
}
ts.isLabeledStatement = isLabeledStatement;
function isThrowStatement(node) {
return node.kind === 232;
}
ts.isThrowStatement = isThrowStatement;
function isTryStatement(node) {
return node.kind === 233;
}
ts.isTryStatement = isTryStatement;
function isDebuggerStatement(node) {
return node.kind === 234;
}
ts.isDebuggerStatement = isDebuggerStatement;
function isVariableDeclaration(node) {
return node.kind === 235;
}
ts.isVariableDeclaration = isVariableDeclaration;
function isVariableDeclarationList(node) {
return node.kind === 236;
}
ts.isVariableDeclarationList = isVariableDeclarationList;
function isFunctionDeclaration(node) {
return node.kind === 237;
}
ts.isFunctionDeclaration = isFunctionDeclaration;
function isClassDeclaration(node) {
return node.kind === 238;
}
ts.isClassDeclaration = isClassDeclaration;
function isInterfaceDeclaration(node) {
return node.kind === 239;
}
ts.isInterfaceDeclaration = isInterfaceDeclaration;
function isTypeAliasDeclaration(node) {
return node.kind === 240;
}
ts.isTypeAliasDeclaration = isTypeAliasDeclaration;
function isEnumDeclaration(node) {
return node.kind === 241;
}
ts.isEnumDeclaration = isEnumDeclaration;
function isModuleDeclaration(node) {
return node.kind === 242;
}
ts.isModuleDeclaration = isModuleDeclaration;
function isModuleBlock(node) {
return node.kind === 243;
}
ts.isModuleBlock = isModuleBlock;
function isCaseBlock(node) {
return node.kind === 244;
}
ts.isCaseBlock = isCaseBlock;
function isNamespaceExportDeclaration(node) {
return node.kind === 245;
}
ts.isNamespaceExportDeclaration = isNamespaceExportDeclaration;
function isImportEqualsDeclaration(node) {
return node.kind === 246;
}
ts.isImportEqualsDeclaration = isImportEqualsDeclaration;
function isImportDeclaration(node) {
return node.kind === 247;
}
ts.isImportDeclaration = isImportDeclaration;
function isImportClause(node) {
return node.kind === 248;
}
ts.isImportClause = isImportClause;
function isNamespaceImport(node) {
return node.kind === 249;
}
ts.isNamespaceImport = isNamespaceImport;
function isNamedImports(node) {
return node.kind === 250;
}
ts.isNamedImports = isNamedImports;
function isImportSpecifier(node) {
return node.kind === 251;
}
ts.isImportSpecifier = isImportSpecifier;
function isExportAssignment(node) {
return node.kind === 252;
}
ts.isExportAssignment = isExportAssignment;
function isExportDeclaration(node) {
return node.kind === 253;
}
ts.isExportDeclaration = isExportDeclaration;
function isNamedExports(node) {
return node.kind === 254;
}
ts.isNamedExports = isNamedExports;
function isExportSpecifier(node) {
return node.kind === 255;
}
ts.isExportSpecifier = isExportSpecifier;
function isMissingDeclaration(node) {
return node.kind === 256;
}
ts.isMissingDeclaration = isMissingDeclaration;
function isExternalModuleReference(node) {
return node.kind === 257;
}
ts.isExternalModuleReference = isExternalModuleReference;
function isJsxElement(node) {
return node.kind === 258;
}
ts.isJsxElement = isJsxElement;
function isJsxSelfClosingElement(node) {
return node.kind === 259;
}
ts.isJsxSelfClosingElement = isJsxSelfClosingElement;
function isJsxOpeningElement(node) {
return node.kind === 260;
}
ts.isJsxOpeningElement = isJsxOpeningElement;
function isJsxClosingElement(node) {
return node.kind === 261;
}
ts.isJsxClosingElement = isJsxClosingElement;
function isJsxFragment(node) {
return node.kind === 262;
}
ts.isJsxFragment = isJsxFragment;
function isJsxOpeningFragment(node) {
return node.kind === 263;
}
ts.isJsxOpeningFragment = isJsxOpeningFragment;
function isJsxClosingFragment(node) {
return node.kind === 264;
}
ts.isJsxClosingFragment = isJsxClosingFragment;
function isJsxAttribute(node) {
return node.kind === 265;
}
ts.isJsxAttribute = isJsxAttribute;
function isJsxAttributes(node) {
return node.kind === 266;
}
ts.isJsxAttributes = isJsxAttributes;
function isJsxSpreadAttribute(node) {
return node.kind === 267;
}
ts.isJsxSpreadAttribute = isJsxSpreadAttribute;
function isJsxExpression(node) {
return node.kind === 268;
}
ts.isJsxExpression = isJsxExpression;
function isCaseClause(node) {
return node.kind === 269;
}
ts.isCaseClause = isCaseClause;
function isDefaultClause(node) {
return node.kind === 270;
}
ts.isDefaultClause = isDefaultClause;
function isHeritageClause(node) {
return node.kind === 271;
}
ts.isHeritageClause = isHeritageClause;
function isCatchClause(node) {
return node.kind === 272;
}
ts.isCatchClause = isCatchClause;
function isPropertyAssignment(node) {
return node.kind === 273;
}
ts.isPropertyAssignment = isPropertyAssignment;
function isShorthandPropertyAssignment(node) {
return node.kind === 274;
}
ts.isShorthandPropertyAssignment = isShorthandPropertyAssignment;
function isSpreadAssignment(node) {
return node.kind === 275;
}
ts.isSpreadAssignment = isSpreadAssignment;
function isEnumMember(node) {
return node.kind === 276;
}
ts.isEnumMember = isEnumMember;
function isSourceFile(node) {
return node.kind === 277;
}
ts.isSourceFile = isSourceFile;
function isBundle(node) {
return node.kind === 278;
}
ts.isBundle = isBundle;
function isUnparsedSource(node) {
return node.kind === 279;
}
ts.isUnparsedSource = isUnparsedSource;
function isJSDocTypeExpression(node) {
return node.kind === 281;
}
ts.isJSDocTypeExpression = isJSDocTypeExpression;
function isJSDocAllType(node) {
return node.kind === 282;
}
ts.isJSDocAllType = isJSDocAllType;
function isJSDocUnknownType(node) {
return node.kind === 283;
}
ts.isJSDocUnknownType = isJSDocUnknownType;
function isJSDocNullableType(node) {
return node.kind === 284;
}
ts.isJSDocNullableType = isJSDocNullableType;
function isJSDocNonNullableType(node) {
return node.kind === 285;
}
ts.isJSDocNonNullableType = isJSDocNonNullableType;
function isJSDocOptionalType(node) {
return node.kind === 286;
}
ts.isJSDocOptionalType = isJSDocOptionalType;
function isJSDocFunctionType(node) {
return node.kind === 287;
}
ts.isJSDocFunctionType = isJSDocFunctionType;
function isJSDocVariadicType(node) {
return node.kind === 288;
}
ts.isJSDocVariadicType = isJSDocVariadicType;
function isJSDoc(node) {
return node.kind === 289;
}
ts.isJSDoc = isJSDoc;
function isJSDocAugmentsTag(node) {
return node.kind === 293;
}
ts.isJSDocAugmentsTag = isJSDocAugmentsTag;
function isJSDocClassTag(node) {
return node.kind === 294;
}
ts.isJSDocClassTag = isJSDocClassTag;
function isJSDocThisTag(node) {
return node.kind === 298;
}
ts.isJSDocThisTag = isJSDocThisTag;
function isJSDocParameterTag(node) {
return node.kind === 296;
}
ts.isJSDocParameterTag = isJSDocParameterTag;
function isJSDocReturnTag(node) {
return node.kind === 297;
}
ts.isJSDocReturnTag = isJSDocReturnTag;
function isJSDocTypeTag(node) {
return node.kind === 299;
}
ts.isJSDocTypeTag = isJSDocTypeTag;
function isJSDocTemplateTag(node) {
return node.kind === 300;
}
ts.isJSDocTemplateTag = isJSDocTemplateTag;
function isJSDocTypedefTag(node) {
return node.kind === 301;
}
ts.isJSDocTypedefTag = isJSDocTypedefTag;
function isJSDocPropertyTag(node) {
return node.kind === 302;
}
ts.isJSDocPropertyTag = isJSDocPropertyTag;
function isJSDocPropertyLikeTag(node) {
return node.kind === 302 || node.kind === 296;
}
ts.isJSDocPropertyLikeTag = isJSDocPropertyLikeTag;
function isJSDocTypeLiteral(node) {
return node.kind === 290;
}
ts.isJSDocTypeLiteral = isJSDocTypeLiteral;
function isJSDocCallbackTag(node) {
return node.kind === 295;
}
ts.isJSDocCallbackTag = isJSDocCallbackTag;
function isJSDocSignature(node) {
return node.kind === 291;
}
ts.isJSDocSignature = isJSDocSignature;
})(ts || (ts = {}));
(function (ts) {
function isSyntaxList(n) {
return n.kind === 303;
}
ts.isSyntaxList = isSyntaxList;
function isNode(node) {
return isNodeKind(node.kind);
}
ts.isNode = isNode;
function isNodeKind(kind) {
return kind >= 146;
}
ts.isNodeKind = isNodeKind;
function isToken(n) {
return n.kind >= 0 && n.kind <= 145;
}
ts.isToken = isToken;
function isNodeArray(array) {
return array.hasOwnProperty("pos") && array.hasOwnProperty("end");
}
ts.isNodeArray = isNodeArray;
function isLiteralKind(kind) {
return 8 <= kind && kind <= 13;
}
ts.isLiteralKind = isLiteralKind;
function isLiteralExpression(node) {
return isLiteralKind(node.kind);
}
ts.isLiteralExpression = isLiteralExpression;
function isTemplateLiteralKind(kind) {
return 13 <= kind && kind <= 16;
}
ts.isTemplateLiteralKind = isTemplateLiteralKind;
function isTemplateLiteralToken(node) {
return isTemplateLiteralKind(node.kind);
}
ts.isTemplateLiteralToken = isTemplateLiteralToken;
function isTemplateMiddleOrTemplateTail(node) {
var kind = node.kind;
return kind === 15
|| kind === 16;
}
ts.isTemplateMiddleOrTemplateTail = isTemplateMiddleOrTemplateTail;
function isStringTextContainingNode(node) {
return node.kind === 9 || isTemplateLiteralKind(node.kind);
}
ts.isStringTextContainingNode = isStringTextContainingNode;
function isGeneratedIdentifier(node) {
return ts.isIdentifier(node) && (node.autoGenerateFlags & 7) > 0;
}
ts.isGeneratedIdentifier = isGeneratedIdentifier;
function isModifierKind(token) {
switch (token) {
case 117:
case 120:
case 76:
case 124:
case 79:
case 84:
case 114:
case 112:
case 113:
case 132:
case 115:
return true;
}
return false;
}
ts.isModifierKind = isModifierKind;
function isParameterPropertyModifier(kind) {
return !!(ts.modifierToFlag(kind) & 92);
}
ts.isParameterPropertyModifier = isParameterPropertyModifier;
function isClassMemberModifier(idToken) {
return isParameterPropertyModifier(idToken) || idToken === 115;
}
ts.isClassMemberModifier = isClassMemberModifier;
function isModifier(node) {
return isModifierKind(node.kind);
}
ts.isModifier = isModifier;
function isEntityName(node) {
var kind = node.kind;
return kind === 146
|| kind === 71;
}
ts.isEntityName = isEntityName;
function isPropertyName(node) {
var kind = node.kind;
return kind === 71
|| kind === 9
|| kind === 8
|| kind === 147;
}
ts.isPropertyName = isPropertyName;
function isBindingName(node) {
var kind = node.kind;
return kind === 71
|| kind === 182
|| kind === 183;
}
ts.isBindingName = isBindingName;
function isFunctionLike(node) {
return node && isFunctionLikeKind(node.kind);
}
ts.isFunctionLike = isFunctionLike;
function isFunctionLikeDeclaration(node) {
return node && isFunctionLikeDeclarationKind(node.kind);
}
ts.isFunctionLikeDeclaration = isFunctionLikeDeclaration;
function isFunctionLikeDeclarationKind(kind) {
switch (kind) {
case 237:
case 154:
case 155:
case 156:
case 157:
case 194:
case 195:
return true;
default:
return false;
}
}
function isFunctionLikeKind(kind) {
switch (kind) {
case 153:
case 158:
case 291:
case 159:
case 160:
case 163:
case 287:
case 164:
return true;
default:
return isFunctionLikeDeclarationKind(kind);
}
}
ts.isFunctionLikeKind = isFunctionLikeKind;
function isFunctionOrModuleBlock(node) {
return ts.isSourceFile(node) || ts.isModuleBlock(node) || ts.isBlock(node) && isFunctionLike(node.parent);
}
ts.isFunctionOrModuleBlock = isFunctionOrModuleBlock;
function isClassElement(node) {
var kind = node.kind;
return kind === 155
|| kind === 152
|| kind === 154
|| kind === 156
|| kind === 157
|| kind === 160
|| kind === 215;
}
ts.isClassElement = isClassElement;
function isClassLike(node) {
return node && (node.kind === 238 || node.kind === 207);
}
ts.isClassLike = isClassLike;
function isAccessor(node) {
return node && (node.kind === 156 || node.kind === 157);
}
ts.isAccessor = isAccessor;
function isMethodOrAccessor(node) {
switch (node.kind) {
case 154:
case 156:
case 157:
return true;
default:
return false;
}
}
ts.isMethodOrAccessor = isMethodOrAccessor;
function isTypeElement(node) {
var kind = node.kind;
return kind === 159
|| kind === 158
|| kind === 151
|| kind === 153
|| kind === 160;
}
ts.isTypeElement = isTypeElement;
function isClassOrTypeElement(node) {
return isTypeElement(node) || isClassElement(node);
}
ts.isClassOrTypeElement = isClassOrTypeElement;
function isObjectLiteralElementLike(node) {
var kind = node.kind;
return kind === 273
|| kind === 274
|| kind === 275
|| kind === 154
|| kind === 156
|| kind === 157;
}
ts.isObjectLiteralElementLike = isObjectLiteralElementLike;
function isTypeNodeKind(kind) {
return (kind >= 161 && kind <= 181)
|| kind === 119
|| kind === 142
|| kind === 134
|| kind === 135
|| kind === 122
|| kind === 137
|| kind === 138
|| kind === 99
|| kind === 105
|| kind === 140
|| kind === 95
|| kind === 131
|| kind === 209
|| kind === 282
|| kind === 283
|| kind === 284
|| kind === 285
|| kind === 286
|| kind === 287
|| kind === 288;
}
function isTypeNode(node) {
return isTypeNodeKind(node.kind);
}
ts.isTypeNode = isTypeNode;
function isFunctionOrConstructorTypeNode(node) {
switch (node.kind) {
case 163:
case 164:
return true;
}
return false;
}
ts.isFunctionOrConstructorTypeNode = isFunctionOrConstructorTypeNode;
function isBindingPattern(node) {
if (node) {
var kind = node.kind;
return kind === 183
|| kind === 182;
}
return false;
}
ts.isBindingPattern = isBindingPattern;
function isAssignmentPattern(node) {
var kind = node.kind;
return kind === 185
|| kind === 186;
}
ts.isAssignmentPattern = isAssignmentPattern;
function isArrayBindingElement(node) {
var kind = node.kind;
return kind === 184
|| kind === 208;
}
ts.isArrayBindingElement = isArrayBindingElement;
function isDeclarationBindingElement(bindingElement) {
switch (bindingElement.kind) {
case 235:
case 149:
case 184:
return true;
}
return false;
}
ts.isDeclarationBindingElement = isDeclarationBindingElement;
function isBindingOrAssignmentPattern(node) {
return isObjectBindingOrAssignmentPattern(node)
|| isArrayBindingOrAssignmentPattern(node);
}
ts.isBindingOrAssignmentPattern = isBindingOrAssignmentPattern;
function isObjectBindingOrAssignmentPattern(node) {
switch (node.kind) {
case 182:
case 186:
return true;
}
return false;
}
ts.isObjectBindingOrAssignmentPattern = isObjectBindingOrAssignmentPattern;
function isArrayBindingOrAssignmentPattern(node) {
switch (node.kind) {
case 183:
case 185:
return true;
}
return false;
}
ts.isArrayBindingOrAssignmentPattern = isArrayBindingOrAssignmentPattern;
function isPropertyAccessOrQualifiedNameOrImportTypeNode(node) {
var kind = node.kind;
return kind === 187
|| kind === 146
|| kind === 181;
}
ts.isPropertyAccessOrQualifiedNameOrImportTypeNode = isPropertyAccessOrQualifiedNameOrImportTypeNode;
function isPropertyAccessOrQualifiedName(node) {
var kind = node.kind;
return kind === 187
|| kind === 146;
}
ts.isPropertyAccessOrQualifiedName = isPropertyAccessOrQualifiedName;
function isCallLikeExpression(node) {
switch (node.kind) {
case 260:
case 259:
case 189:
case 190:
case 191:
case 150:
return true;
default:
return false;
}
}
ts.isCallLikeExpression = isCallLikeExpression;
function isCallOrNewExpression(node) {
return node.kind === 189 || node.kind === 190;
}
ts.isCallOrNewExpression = isCallOrNewExpression;
function isTemplateLiteral(node) {
var kind = node.kind;
return kind === 204
|| kind === 13;
}
ts.isTemplateLiteral = isTemplateLiteral;
function isLeftHandSideExpression(node) {
return isLeftHandSideExpressionKind(ts.skipPartiallyEmittedExpressions(node).kind);
}
ts.isLeftHandSideExpression = isLeftHandSideExpression;
function isLeftHandSideExpressionKind(kind) {
switch (kind) {
case 187:
case 188:
case 190:
case 189:
case 258:
case 259:
case 262:
case 191:
case 185:
case 193:
case 186:
case 207:
case 194:
case 71:
case 12:
case 8:
case 9:
case 13:
case 204:
case 86:
case 95:
case 99:
case 101:
case 97:
case 211:
case 212:
case 91:
return true;
default:
return false;
}
}
function isUnaryExpression(node) {
return isUnaryExpressionKind(ts.skipPartiallyEmittedExpressions(node).kind);
}
ts.isUnaryExpression = isUnaryExpression;
function isUnaryExpressionKind(kind) {
switch (kind) {
case 200:
case 201:
case 196:
case 197:
case 198:
case 199:
case 192:
return true;
default:
return isLeftHandSideExpressionKind(kind);
}
}
function isUnaryExpressionWithWrite(expr) {
switch (expr.kind) {
case 201:
return true;
case 200:
return expr.operator === 43 ||
expr.operator === 44;
default:
return false;
}
}
ts.isUnaryExpressionWithWrite = isUnaryExpressionWithWrite;
function isExpression(node) {
return isExpressionKind(ts.skipPartiallyEmittedExpressions(node).kind);
}
ts.isExpression = isExpression;
function isExpressionKind(kind) {
switch (kind) {
case 203:
case 205:
case 195:
case 202:
case 206:
case 210:
case 208:
case 306:
case 305:
return true;
default:
return isUnaryExpressionKind(kind);
}
}
function isAssertionExpression(node) {
var kind = node.kind;
return kind === 192
|| kind === 210;
}
ts.isAssertionExpression = isAssertionExpression;
function isPartiallyEmittedExpression(node) {
return node.kind === 305;
}
ts.isPartiallyEmittedExpression = isPartiallyEmittedExpression;
function isNotEmittedStatement(node) {
return node.kind === 304;
}
ts.isNotEmittedStatement = isNotEmittedStatement;
function isNotEmittedOrPartiallyEmittedNode(node) {
return isNotEmittedStatement(node)
|| isPartiallyEmittedExpression(node);
}
ts.isNotEmittedOrPartiallyEmittedNode = isNotEmittedOrPartiallyEmittedNode;
function isIterationStatement(node, lookInLabeledStatements) {
switch (node.kind) {
case 223:
case 224:
case 225:
case 221:
case 222:
return true;
case 231:
return lookInLabeledStatements && isIterationStatement(node.statement, lookInLabeledStatements);
}
return false;
}
ts.isIterationStatement = isIterationStatement;
function isForInOrOfStatement(node) {
return node.kind === 224 || node.kind === 225;
}
ts.isForInOrOfStatement = isForInOrOfStatement;
function isConciseBody(node) {
return ts.isBlock(node)
|| isExpression(node);
}
ts.isConciseBody = isConciseBody;
function isFunctionBody(node) {
return ts.isBlock(node);
}
ts.isFunctionBody = isFunctionBody;
function isForInitializer(node) {
return ts.isVariableDeclarationList(node)
|| isExpression(node);
}
ts.isForInitializer = isForInitializer;
function isModuleBody(node) {
var kind = node.kind;
return kind === 243
|| kind === 242
|| kind === 71;
}
ts.isModuleBody = isModuleBody;
function isNamespaceBody(node) {
var kind = node.kind;
return kind === 243
|| kind === 242;
}
ts.isNamespaceBody = isNamespaceBody;
function isJSDocNamespaceBody(node) {
var kind = node.kind;
return kind === 71
|| kind === 242;
}
ts.isJSDocNamespaceBody = isJSDocNamespaceBody;
function isNamedImportBindings(node) {
var kind = node.kind;
return kind === 250
|| kind === 249;
}
ts.isNamedImportBindings = isNamedImportBindings;
function isModuleOrEnumDeclaration(node) {
return node.kind === 242 || node.kind === 241;
}
ts.isModuleOrEnumDeclaration = isModuleOrEnumDeclaration;
function isDeclarationKind(kind) {
return kind === 195
|| kind === 184
|| kind === 238
|| kind === 207
|| kind === 155
|| kind === 241
|| kind === 276
|| kind === 255
|| kind === 237
|| kind === 194
|| kind === 156
|| kind === 248
|| kind === 246
|| kind === 251
|| kind === 239
|| kind === 265
|| kind === 154
|| kind === 153
|| kind === 242
|| kind === 245
|| kind === 249
|| kind === 149
|| kind === 273
|| kind === 152
|| kind === 151
|| kind === 157
|| kind === 274
|| kind === 240
|| kind === 148
|| kind === 235
|| kind === 301
|| kind === 295
|| kind === 302;
}
function isDeclarationStatementKind(kind) {
return kind === 237
|| kind === 256
|| kind === 238
|| kind === 239
|| kind === 240
|| kind === 241
|| kind === 242
|| kind === 247
|| kind === 246
|| kind === 253
|| kind === 252
|| kind === 245;
}
function isStatementKindButNotDeclarationKind(kind) {
return kind === 227
|| kind === 226
|| kind === 234
|| kind === 221
|| kind === 219
|| kind === 218
|| kind === 224
|| kind === 225
|| kind === 223
|| kind === 220
|| kind === 231
|| kind === 228
|| kind === 230
|| kind === 232
|| kind === 233
|| kind === 217
|| kind === 222
|| kind === 229
|| kind === 304
|| kind === 308
|| kind === 307;
}
function isDeclaration(node) {
if (node.kind === 148) {
return node.parent.kind !== 300 || ts.isInJavaScriptFile(node);
}
return isDeclarationKind(node.kind);
}
ts.isDeclaration = isDeclaration;
function isDeclarationStatement(node) {
return isDeclarationStatementKind(node.kind);
}
ts.isDeclarationStatement = isDeclarationStatement;
function isStatementButNotDeclaration(node) {
return isStatementKindButNotDeclarationKind(node.kind);
}
ts.isStatementButNotDeclaration = isStatementButNotDeclaration;
function isStatement(node) {
var kind = node.kind;
return isStatementKindButNotDeclarationKind(kind)
|| isDeclarationStatementKind(kind)
|| isBlockStatement(node);
}
ts.isStatement = isStatement;
function isBlockStatement(node) {
if (node.kind !== 216)
return false;
if (node.parent !== undefined) {
if (node.parent.kind === 233 || node.parent.kind === 272) {
return false;
}
}
return !ts.isFunctionBlock(node);
}
function isModuleReference(node) {
var kind = node.kind;
return kind === 257
|| kind === 146
|| kind === 71;
}
ts.isModuleReference = isModuleReference;
function isJsxTagNameExpression(node) {
var kind = node.kind;
return kind === 99
|| kind === 71
|| kind === 187;
}
ts.isJsxTagNameExpression = isJsxTagNameExpression;
function isJsxChild(node) {
var kind = node.kind;
return kind === 258
|| kind === 268
|| kind === 259
|| kind === 10
|| kind === 262;
}
ts.isJsxChild = isJsxChild;
function isJsxAttributeLike(node) {
var kind = node.kind;
return kind === 265
|| kind === 267;
}
ts.isJsxAttributeLike = isJsxAttributeLike;
function isStringLiteralOrJsxExpression(node) {
var kind = node.kind;
return kind === 9
|| kind === 268;
}
ts.isStringLiteralOrJsxExpression = isStringLiteralOrJsxExpression;
function isJsxOpeningLikeElement(node) {
var kind = node.kind;
return kind === 260
|| kind === 259;
}
ts.isJsxOpeningLikeElement = isJsxOpeningLikeElement;
function isCaseOrDefaultClause(node) {
var kind = node.kind;
return kind === 269
|| kind === 270;
}
ts.isCaseOrDefaultClause = isCaseOrDefaultClause;
function isJSDocNode(node) {
return node.kind >= 281 && node.kind <= 302;
}
ts.isJSDocNode = isJSDocNode;
function isJSDocCommentContainingNode(node) {
return node.kind === 289 || isJSDocTag(node) || ts.isJSDocTypeLiteral(node) || ts.isJSDocSignature(node);
}
ts.isJSDocCommentContainingNode = isJSDocCommentContainingNode;
function isJSDocTag(node) {
return node.kind >= 292 && node.kind <= 302;
}
ts.isJSDocTag = isJSDocTag;
function isSetAccessor(node) {
return node.kind === 157;
}
ts.isSetAccessor = isSetAccessor;
function isGetAccessor(node) {
return node.kind === 156;
}
ts.isGetAccessor = isGetAccessor;
function hasJSDocNodes(node) {
var jsDoc = node.jsDoc;
return !!jsDoc && jsDoc.length > 0;
}
ts.hasJSDocNodes = hasJSDocNodes;
function hasType(node) {
return !!node.type;
}
ts.hasType = hasType;
function couldHaveType(node) {
switch (node.kind) {
case 149:
case 151:
case 152:
case 153:
case 154:
case 155:
case 156:
case 157:
case 158:
case 159:
case 160:
case 161:
case 163:
case 164:
case 175:
case 177:
case 179:
case 192:
case 194:
case 195:
case 210:
case 235:
case 237:
case 240:
case 281:
case 284:
case 285:
case 286:
case 287:
case 288:
return true;
}
return false;
}
ts.couldHaveType = couldHaveType;
function hasInitializer(node) {
return !!node.initializer;
}
ts.hasInitializer = hasInitializer;
function hasOnlyExpressionInitializer(node) {
return hasInitializer(node) && !ts.isForStatement(node) && !ts.isForInStatement(node) && !ts.isForOfStatement(node) && !ts.isJsxAttribute(node);
}
ts.hasOnlyExpressionInitializer = hasOnlyExpressionInitializer;
function isObjectLiteralElement(node) {
switch (node.kind) {
case 265:
case 267:
case 273:
case 274:
case 154:
case 156:
case 157:
return true;
default:
return false;
}
}
ts.isObjectLiteralElement = isObjectLiteralElement;
function isTypeReferenceType(node) {
return node.kind === 162 || node.kind === 209;
}
ts.isTypeReferenceType = isTypeReferenceType;
var MAX_SMI_X86 = 1073741823;
function guessIndentation(lines) {
var indentation = MAX_SMI_X86;
for (var _i = 0, lines_1 = lines; _i < lines_1.length; _i++) {
var line = lines_1[_i];
if (!line.length) {
continue;
}
var i = 0;
for (; i < line.length && i < indentation; i++) {
if (!ts.isWhiteSpaceLike(line.charCodeAt(i))) {
break;
}
}
if (i < indentation) {
indentation = i;
}
if (indentation === 0) {
return 0;
}
}
return indentation === MAX_SMI_X86 ? undefined : indentation;
}
ts.guessIndentation = guessIndentation;
function isStringLiteralLike(node) {
return node.kind === 9 || node.kind === 13;
}
ts.isStringLiteralLike = isStringLiteralLike;
})(ts || (ts = {}));
(function (ts) {
function isNamedImportsOrExports(node) {
return node.kind === 250 || node.kind === 254;
}
ts.isNamedImportsOrExports = isNamedImportsOrExports;
function Symbol(flags, name) {
this.flags = flags;
this.escapedName = name;
this.declarations = undefined;
this.valueDeclaration = undefined;
this.id = undefined;
this.mergeId = undefined;
this.parent = undefined;
}
function Type(checker, flags) {
this.flags = flags;
if (ts.Debug.isDebugging) {
this.checker = checker;
}
}
function Signature() { }
function Node(kind, pos, end) {
this.pos = pos;
this.end = end;
this.kind = kind;
this.id = 0;
this.flags = 0;
this.modifierFlagsCache = 0;
this.transformFlags = 0;
this.parent = undefined;
this.original = undefined;
}
function SourceMapSource(fileName, text, skipTrivia) {
this.fileName = fileName;
this.text = text;
this.skipTrivia = skipTrivia || (function (pos) { return pos; });
}
ts.objectAllocator = {
getNodeConstructor: function () { return Node; },
getTokenConstructor: function () { return Node; },
getIdentifierConstructor: function () { return Node; },
getSourceFileConstructor: function () { return Node; },
getSymbolConstructor: function () { return Symbol; },
getTypeConstructor: function () { return Type; },
getSignatureConstructor: function () { return Signature; },
getSourceMapSourceConstructor: function () { return SourceMapSource; },
};
function formatStringFromArgs(text, args, baseIndex) {
if (baseIndex === void 0) { baseIndex = 0; }
return text.replace(/{(\d+)}/g, function (_match, index) { return ts.Debug.assertDefined(args[+index + baseIndex]); });
}
ts.formatStringFromArgs = formatStringFromArgs;
function getLocaleSpecificMessage(message) {
return ts.localizedDiagnosticMessages && ts.localizedDiagnosticMessages[message.key] || message.message;
}
ts.getLocaleSpecificMessage = getLocaleSpecificMessage;
function createFileDiagnostic(file, start, length, message) {
ts.Debug.assertGreaterThanOrEqual(start, 0);
ts.Debug.assertGreaterThanOrEqual(length, 0);
if (file) {
ts.Debug.assertLessThanOrEqual(start, file.text.length);
ts.Debug.assertLessThanOrEqual(start + length, file.text.length);
}
var text = getLocaleSpecificMessage(message);
if (arguments.length > 4) {
text = formatStringFromArgs(text, arguments, 4);
}
return {
file: file,
start: start,
length: length,
messageText: text,
category: message.category,
code: message.code,
reportsUnnecessary: message.reportsUnnecessary,
};
}
ts.createFileDiagnostic = createFileDiagnostic;
function formatMessage(_dummy, message) {
var text = getLocaleSpecificMessage(message);
if (arguments.length > 2) {
text = formatStringFromArgs(text, arguments, 2);
}
return text;
}
ts.formatMessage = formatMessage;
function createCompilerDiagnostic(message) {
var text = getLocaleSpecificMessage(message);
if (arguments.length > 1) {
text = formatStringFromArgs(text, arguments, 1);
}
return {
file: undefined,
start: undefined,
length: undefined,
messageText: text,
category: message.category,
code: message.code,
reportsUnnecessary: message.reportsUnnecessary,
};
}
ts.createCompilerDiagnostic = createCompilerDiagnostic;
function createCompilerDiagnosticFromMessageChain(chain) {
return {
file: undefined,
start: undefined,
length: undefined,
code: chain.code,
category: chain.category,
messageText: chain.next ? chain : chain.messageText,
};
}
ts.createCompilerDiagnosticFromMessageChain = createCompilerDiagnosticFromMessageChain;
function chainDiagnosticMessages(details, message) {
var text = getLocaleSpecificMessage(message);
if (arguments.length > 2) {
text = formatStringFromArgs(text, arguments, 2);
}
return {
messageText: text,
category: message.category,
code: message.code,
next: details
};
}
ts.chainDiagnosticMessages = chainDiagnosticMessages;
function concatenateDiagnosticMessageChains(headChain, tailChain) {
var lastChain = headChain;
while (lastChain.next) {
lastChain = lastChain.next;
}
lastChain.next = tailChain;
return headChain;
}
ts.concatenateDiagnosticMessageChains = concatenateDiagnosticMessageChains;
function getDiagnosticFilePath(diagnostic) {
return diagnostic.file ? diagnostic.file.path : undefined;
}
function compareDiagnostics(d1, d2) {
return compareDiagnosticsSkipRelatedInformation(d1, d2) ||
compareRelatedInformation(d1, d2) ||
0;
}
ts.compareDiagnostics = compareDiagnostics;
function compareDiagnosticsSkipRelatedInformation(d1, d2) {
return ts.compareStringsCaseSensitive(getDiagnosticFilePath(d1), getDiagnosticFilePath(d2)) ||
ts.compareValues(d1.start, d2.start) ||
ts.compareValues(d1.length, d2.length) ||
ts.compareValues(d1.code, d2.code) ||
compareMessageText(d1.messageText, d2.messageText) ||
0;
}
ts.compareDiagnosticsSkipRelatedInformation = compareDiagnosticsSkipRelatedInformation;
function compareRelatedInformation(d1, d2) {
if (!d1.relatedInformation && !d2.relatedInformation) {
return 0;
}
if (d1.relatedInformation && d2.relatedInformation) {
return ts.compareValues(d1.relatedInformation.length, d2.relatedInformation.length) || ts.forEach(d1.relatedInformation, function (d1i, index) {
var d2i = d2.relatedInformation[index];
return compareDiagnostics(d1i, d2i);
}) || 0;
}
return d1.relatedInformation ? -1 : 1;
}
function compareMessageText(t1, t2) {
var text1 = t1;
var text2 = t2;
while (text1 && text2) {
var string1 = ts.isString(text1) ? text1 : text1.messageText;
var string2 = ts.isString(text2) ? text2 : text2.messageText;
var res = ts.compareStringsCaseSensitive(string1, string2);
if (res) {
return res;
}
text1 = ts.isString(text1) ? undefined : text1.next;
text2 = ts.isString(text2) ? undefined : text2.next;
}
if (!text1 && !text2) {
return 0;
}
return text1 ? 1 : -1;
}
function getEmitScriptTarget(compilerOptions) {
return compilerOptions.target || 0;
}
ts.getEmitScriptTarget = getEmitScriptTarget;
function getEmitModuleKind(compilerOptions) {
return typeof compilerOptions.module === "number" ?
compilerOptions.module :
getEmitScriptTarget(compilerOptions) >= 2 ? ts.ModuleKind.ES2015 : ts.ModuleKind.CommonJS;
}
ts.getEmitModuleKind = getEmitModuleKind;
function getEmitModuleResolutionKind(compilerOptions) {
var moduleResolution = compilerOptions.moduleResolution;
if (moduleResolution === undefined) {
moduleResolution = getEmitModuleKind(compilerOptions) === ts.ModuleKind.CommonJS ? ts.ModuleResolutionKind.NodeJs : ts.ModuleResolutionKind.Classic;
}
return moduleResolution;
}
ts.getEmitModuleResolutionKind = getEmitModuleResolutionKind;
function unreachableCodeIsError(options) {
return options.allowUnreachableCode === false;
}
ts.unreachableCodeIsError = unreachableCodeIsError;
function unusedLabelIsError(options) {
return options.allowUnusedLabels === false;
}
ts.unusedLabelIsError = unusedLabelIsError;
function getAreDeclarationMapsEnabled(options) {
return !!(options.declaration && options.declarationMap);
}
ts.getAreDeclarationMapsEnabled = getAreDeclarationMapsEnabled;
function getAllowSyntheticDefaultImports(compilerOptions) {
var moduleKind = getEmitModuleKind(compilerOptions);
return compilerOptions.allowSyntheticDefaultImports !== undefined
? compilerOptions.allowSyntheticDefaultImports
: compilerOptions.esModuleInterop
? moduleKind !== ts.ModuleKind.None && moduleKind < ts.ModuleKind.ES2015
: moduleKind === ts.ModuleKind.System;
}
ts.getAllowSyntheticDefaultImports = getAllowSyntheticDefaultImports;
function getEmitDeclarations(compilerOptions) {
return !!(compilerOptions.declaration || compilerOptions.composite);
}
ts.getEmitDeclarations = getEmitDeclarations;
function getStrictOptionValue(compilerOptions, flag) {
return compilerOptions[flag] === undefined ? !!compilerOptions.strict : !!compilerOptions[flag];
}
ts.getStrictOptionValue = getStrictOptionValue;
function hasZeroOrOneAsteriskCharacter(str) {
var seenAsterisk = false;
for (var i = 0; i < str.length; i++) {
if (str.charCodeAt(i) === 42) {
if (!seenAsterisk) {
seenAsterisk = true;
}
else {
return false;
}
}
}
return true;
}
ts.hasZeroOrOneAsteriskCharacter = hasZeroOrOneAsteriskCharacter;
ts.directorySeparator = "/";
var altDirectorySeparator = "\\";
var urlSchemeSeparator = "://";
var backslashRegExp = /\\/g;
function normalizeSlashes(path) {
return path.replace(backslashRegExp, ts.directorySeparator);
}
ts.normalizeSlashes = normalizeSlashes;
function isVolumeCharacter(charCode) {
return (charCode >= 97 && charCode <= 122) ||
(charCode >= 65 && charCode <= 90);
}
function getFileUrlVolumeSeparatorEnd(url, start) {
var ch0 = url.charCodeAt(start);
if (ch0 === 58)
return start + 1;
if (ch0 === 37 && url.charCodeAt(start + 1) === 51) {
var ch2 = url.charCodeAt(start + 2);
if (ch2 === 97 || ch2 === 65)
return start + 3;
}
return -1;
}
function getEncodedRootLength(path) {
if (!path)
return 0;
var ch0 = path.charCodeAt(0);
if (ch0 === 47 || ch0 === 92) {
if (path.charCodeAt(1) !== ch0)
return 1;
var p1 = path.indexOf(ch0 === 47 ? ts.directorySeparator : altDirectorySeparator, 2);
if (p1 < 0)
return path.length;
return p1 + 1;
}
if (isVolumeCharacter(ch0) && path.charCodeAt(1) === 58) {
var ch2 = path.charCodeAt(2);
if (ch2 === 47 || ch2 === 92)
return 3;
if (path.length === 2)
return 2;
}
var schemeEnd = path.indexOf(urlSchemeSeparator);
if (schemeEnd !== -1) {
var authorityStart = schemeEnd + urlSchemeSeparator.length;
var authorityEnd = path.indexOf(ts.directorySeparator, authorityStart);
if (authorityEnd !== -1) {
var scheme = path.slice(0, schemeEnd);
var authority = path.slice(authorityStart, authorityEnd);
if (scheme === "file" && (authority === "" || authority === "localhost") &&
isVolumeCharacter(path.charCodeAt(authorityEnd + 1))) {
var volumeSeparatorEnd = getFileUrlVolumeSeparatorEnd(path, authorityEnd + 2);
if (volumeSeparatorEnd !== -1) {
if (path.charCodeAt(volumeSeparatorEnd) === 47) {
return ~(volumeSeparatorEnd + 1);
}
if (volumeSeparatorEnd === path.length) {
return ~volumeSeparatorEnd;
}
}
}
return ~(authorityEnd + 1);
}
return ~path.length;
}
return 0;
}
function getRootLength(path) {
var rootLength = getEncodedRootLength(path);
return rootLength < 0 ? ~rootLength : rootLength;
}
ts.getRootLength = getRootLength;
function normalizePath(path) {
return ts.resolvePath(path);
}
ts.normalizePath = normalizePath;
function normalizePathAndParts(path) {
path = normalizeSlashes(path);
var _a = reducePathComponents(getPathComponents(path)), root = _a[0], parts = _a.slice(1);
if (parts.length) {
var joinedParts = root + parts.join(ts.directorySeparator);
return { path: ts.hasTrailingDirectorySeparator(path) ? ts.ensureTrailingDirectorySeparator(joinedParts) : joinedParts, parts: parts };
}
else {
return { path: root, parts: parts };
}
}
ts.normalizePathAndParts = normalizePathAndParts;
function getDirectoryPath(path) {
path = normalizeSlashes(path);
var rootLength = getRootLength(path);
if (rootLength === path.length)
return path;
path = ts.removeTrailingDirectorySeparator(path);
return path.slice(0, Math.max(rootLength, path.lastIndexOf(ts.directorySeparator)));
}
ts.getDirectoryPath = getDirectoryPath;
function isUrl(path) {
return getEncodedRootLength(path) < 0;
}
ts.isUrl = isUrl;
function pathIsRelative(path) {
return /^\.\.?($|[\\/])/.test(path);
}
ts.pathIsRelative = pathIsRelative;
function isRootedDiskPath(path) {
return getEncodedRootLength(path) > 0;
}
ts.isRootedDiskPath = isRootedDiskPath;
function isDiskPathRoot(path) {
var rootLength = getEncodedRootLength(path);
return rootLength > 0 && rootLength === path.length;
}
ts.isDiskPathRoot = isDiskPathRoot;
function convertToRelativePath(absoluteOrRelativePath, basePath, getCanonicalFileName) {
return !isRootedDiskPath(absoluteOrRelativePath)
? absoluteOrRelativePath
: ts.getRelativePathToDirectoryOrUrl(basePath, absoluteOrRelativePath, basePath, getCanonicalFileName, false);
}
ts.convertToRelativePath = convertToRelativePath;
function pathComponents(path, rootLength) {
var root = path.substring(0, rootLength);
var rest = path.substring(rootLength).split(ts.directorySeparator);
if (rest.length && !ts.lastOrUndefined(rest))
rest.pop();
return [root].concat(rest);
}
function getPathComponents(path, currentDirectory) {
if (currentDirectory === void 0) { currentDirectory = ""; }
path = ts.combinePaths(currentDirectory, path);
var rootLength = getRootLength(path);
return pathComponents(path, rootLength);
}
ts.getPathComponents = getPathComponents;
function reducePathComponents(components) {
if (!ts.some(components))
return [];
var reduced = [components[0]];
for (var i = 1; i < components.length; i++) {
var component = components[i];
if (!component)
continue;
if (component === ".")
continue;
if (component === "..") {
if (reduced.length > 1) {
if (reduced[reduced.length - 1] !== "..") {
reduced.pop();
continue;
}
}
else if (reduced[0])
continue;
}
reduced.push(component);
}
return reduced;
}
ts.reducePathComponents = reducePathComponents;
function getNormalizedPathComponents(path, currentDirectory) {
return reducePathComponents(getPathComponents(path, currentDirectory));
}
ts.getNormalizedPathComponents = getNormalizedPathComponents;
function getNormalizedAbsolutePath(fileName, currentDirectory) {
return getPathFromPathComponents(getNormalizedPathComponents(fileName, currentDirectory));
}
ts.getNormalizedAbsolutePath = getNormalizedAbsolutePath;
function getPathFromPathComponents(pathComponents) {
if (pathComponents.length === 0)
return "";
var root = pathComponents[0] && ts.ensureTrailingDirectorySeparator(pathComponents[0]);
if (pathComponents.length === 1)
return root;
return root + pathComponents.slice(1).join(ts.directorySeparator);
}
ts.getPathFromPathComponents = getPathFromPathComponents;
})(ts || (ts = {}));
(function (ts) {
function getPathComponentsRelativeTo(from, to, stringEqualityComparer, getCanonicalFileName) {
var fromComponents = ts.reducePathComponents(ts.getPathComponents(from));
var toComponents = ts.reducePathComponents(ts.getPathComponents(to));
var start;
for (start = 0; start < fromComponents.length && start < toComponents.length; start++) {
var fromComponent = getCanonicalFileName(fromComponents[start]);
var toComponent = getCanonicalFileName(toComponents[start]);
var comparer = start === 0 ? ts.equateStringsCaseInsensitive : stringEqualityComparer;
if (!comparer(fromComponent, toComponent))
break;
}
if (start === 0) {
return toComponents;
}
var components = toComponents.slice(start);
var relative = [];
for (; start < fromComponents.length; start++) {
relative.push("..");
}
return [""].concat(relative, components);
}
ts.getPathComponentsRelativeTo = getPathComponentsRelativeTo;
function getRelativePathFromFile(from, to, getCanonicalFileName) {
return ensurePathIsNonModuleName(getRelativePathFromDirectory(ts.getDirectoryPath(from), to, getCanonicalFileName));
}
ts.getRelativePathFromFile = getRelativePathFromFile;
function getRelativePathFromDirectory(fromDirectory, to, getCanonicalFileNameOrIgnoreCase) {
Debug.assert((ts.getRootLength(fromDirectory) > 0) === (ts.getRootLength(to) > 0), "Paths must either both be absolute or both be relative");
var getCanonicalFileName = typeof getCanonicalFileNameOrIgnoreCase === "function" ? getCanonicalFileNameOrIgnoreCase : ts.identity;
var ignoreCase = typeof getCanonicalFileNameOrIgnoreCase === "boolean" ? getCanonicalFileNameOrIgnoreCase : false;
var pathComponents = getPathComponentsRelativeTo(fromDirectory, to, ignoreCase ? ts.equateStringsCaseInsensitive : ts.equateStringsCaseSensitive, getCanonicalFileName);
return ts.getPathFromPathComponents(pathComponents);
}
ts.getRelativePathFromDirectory = getRelativePathFromDirectory;
function getRelativePathToDirectoryOrUrl(directoryPathOrUrl, relativeOrAbsolutePath, currentDirectory, getCanonicalFileName, isAbsolutePathAnUrl) {
var pathComponents = getPathComponentsRelativeTo(resolvePath(currentDirectory, directoryPathOrUrl), resolvePath(currentDirectory, relativeOrAbsolutePath), ts.equateStringsCaseSensitive, getCanonicalFileName);
var firstComponent = pathComponents[0];
if (isAbsolutePathAnUrl && ts.isRootedDiskPath(firstComponent)) {
var prefix = firstComponent.charAt(0) === ts.directorySeparator ? "file://" : "file:///";
pathComponents[0] = prefix + firstComponent;
}
return ts.getPathFromPathComponents(pathComponents);
}
ts.getRelativePathToDirectoryOrUrl = getRelativePathToDirectoryOrUrl;
function ensurePathIsNonModuleName(path) {
return ts.getRootLength(path) === 0 && !ts.pathIsRelative(path) ? "./" + path : path;
}
ts.ensurePathIsNonModuleName = ensurePathIsNonModuleName;
function getBaseFileName(path, extensions, ignoreCase) {
path = ts.normalizeSlashes(path);
var rootLength = ts.getRootLength(path);
if (rootLength === path.length)
return "";
path = removeTrailingDirectorySeparator(path);
var name = path.slice(Math.max(ts.getRootLength(path), path.lastIndexOf(ts.directorySeparator) + 1));
var extension = extensions !== undefined && ignoreCase !== undefined ? getAnyExtensionFromPath(name, extensions, ignoreCase) : undefined;
return extension ? name.slice(0, name.length - extension.length) : name;
}
ts.getBaseFileName = getBaseFileName;
function combinePaths(path) {
var paths = [];
for (var _i = 1; _i < arguments.length; _i++) {
paths[_i - 1] = arguments[_i];
}
if (path)
path = ts.normalizeSlashes(path);
for (var _a = 0, paths_1 = paths; _a < paths_1.length; _a++) {
var relativePath = paths_1[_a];
if (!relativePath)
continue;
relativePath = ts.normalizeSlashes(relativePath);
if (!path || ts.getRootLength(relativePath) !== 0) {
path = relativePath;
}
else {
path = ensureTrailingDirectorySeparator(path) + relativePath;
}
}
return path;
}
ts.combinePaths = combinePaths;
function resolvePath(path) {
var paths = [];
for (var _i = 1; _i < arguments.length; _i++) {
paths[_i - 1] = arguments[_i];
}
var combined = ts.some(paths) ? combinePaths.apply(void 0, [path].concat(paths)) : ts.normalizeSlashes(path);
var normalized = ts.getPathFromPathComponents(ts.reducePathComponents(ts.getPathComponents(combined)));
return normalized && hasTrailingDirectorySeparator(combined) ? ensureTrailingDirectorySeparator(normalized) : normalized;
}
ts.resolvePath = resolvePath;
function hasTrailingDirectorySeparator(path) {
if (path.length === 0)
return false;
var ch = path.charCodeAt(path.length - 1);
return ch === 47 || ch === 92;
}
ts.hasTrailingDirectorySeparator = hasTrailingDirectorySeparator;
function removeTrailingDirectorySeparator(path) {
if (hasTrailingDirectorySeparator(path)) {
return path.substr(0, path.length - 1);
}
return path;
}
ts.removeTrailingDirectorySeparator = removeTrailingDirectorySeparator;
function ensureTrailingDirectorySeparator(path) {
if (!hasTrailingDirectorySeparator(path)) {
return path + ts.directorySeparator;
}
return path;
}
ts.ensureTrailingDirectorySeparator = ensureTrailingDirectorySeparator;
function comparePathsWorker(a, b, componentComparer) {
if (a === b)
return 0;
if (a === undefined)
return -1;
if (b === undefined)
return 1;
var aComponents = ts.reducePathComponents(ts.getPathComponents(a));
var bComponents = ts.reducePathComponents(ts.getPathComponents(b));
var sharedLength = Math.min(aComponents.length, bComponents.length);
for (var i = 0; i < sharedLength; i++) {
var stringComparer = i === 0 ? ts.compareStringsCaseInsensitive : componentComparer;
var result = stringComparer(aComponents[i], bComponents[i]);
if (result !== 0) {
return result;
}
}
return ts.compareValues(aComponents.length, bComponents.length);
}
function comparePathsCaseSensitive(a, b) {
return comparePathsWorker(a, b, ts.compareStringsCaseSensitive);
}
ts.comparePathsCaseSensitive = comparePathsCaseSensitive;
function comparePathsCaseInsensitive(a, b) {
return comparePathsWorker(a, b, ts.compareStringsCaseInsensitive);
}
ts.comparePathsCaseInsensitive = comparePathsCaseInsensitive;
function comparePaths(a, b, currentDirectory, ignoreCase) {
if (typeof currentDirectory === "string") {
a = combinePaths(currentDirectory, a);
b = combinePaths(currentDirectory, b);
}
else if (typeof currentDirectory === "boolean") {
ignoreCase = currentDirectory;
}
return comparePathsWorker(a, b, ts.getStringComparer(ignoreCase));
}
ts.comparePaths = comparePaths;
function containsPath(parent, child, currentDirectory, ignoreCase) {
if (typeof currentDirectory === "string") {
parent = combinePaths(currentDirectory, parent);
child = combinePaths(currentDirectory, child);
}
else if (typeof currentDirectory === "boolean") {
ignoreCase = currentDirectory;
}
if (parent === undefined || child === undefined)
return false;
if (parent === child)
return true;
var parentComponents = ts.reducePathComponents(ts.getPathComponents(parent));
var childComponents = ts.reducePathComponents(ts.getPathComponents(child));
if (childComponents.length < parentComponents.length) {
return false;
}
var componentEqualityComparer = ignoreCase ? ts.equateStringsCaseInsensitive : ts.equateStringsCaseSensitive;
for (var i = 0; i < parentComponents.length; i++) {
var equalityComparer = i === 0 ? ts.equateStringsCaseInsensitive : componentEqualityComparer;
if (!equalityComparer(parentComponents[i], childComponents[i])) {
return false;
}
}
return true;
}
ts.containsPath = containsPath;
function isDirectorySeparator(charCode) {
return charCode === 47 || charCode === 92;
}
function stripLeadingDirectorySeparator(s) {
return isDirectorySeparator(s.charCodeAt(0)) ? s.slice(1) : undefined;
}
function tryRemoveDirectoryPrefix(path, dirPath, getCanonicalFileName) {
var withoutPrefix = ts.tryRemovePrefix(path, dirPath, getCanonicalFileName);
return withoutPrefix === undefined ? undefined : stripLeadingDirectorySeparator(withoutPrefix);
}
ts.tryRemoveDirectoryPrefix = tryRemoveDirectoryPrefix;
var reservedCharacterPattern = /[^\w\s\/]/g;
var wildcardCharCodes = [42, 63];
function hasExtension(fileName) {
return ts.stringContains(getBaseFileName(fileName), ".");
}
ts.hasExtension = hasExtension;
ts.commonPackageFolders = ["node_modules", "bower_components", "jspm_packages"];
var implicitExcludePathRegexPattern = "(?!(" + ts.commonPackageFolders.join("|") + ")(/|$))";
var filesMatcher = {
singleAsteriskRegexFragment: "([^./]|(\\.(?!min\\.js$))?)*",
doubleAsteriskRegexFragment: "(/" + implicitExcludePathRegexPattern + "[^/.][^/]*)*?",
replaceWildcardCharacter: function (match) { return replaceWildcardCharacter(match, filesMatcher.singleAsteriskRegexFragment); }
};
var directoriesMatcher = {
singleAsteriskRegexFragment: "[^/]*",
doubleAsteriskRegexFragment: "(/" + implicitExcludePathRegexPattern + "[^/.][^/]*)*?",
replaceWildcardCharacter: function (match) { return replaceWildcardCharacter(match, directoriesMatcher.singleAsteriskRegexFragment); }
};
var excludeMatcher = {
singleAsteriskRegexFragment: "[^/]*",
doubleAsteriskRegexFragment: "(/.+?)?",
replaceWildcardCharacter: function (match) { return replaceWildcardCharacter(match, excludeMatcher.singleAsteriskRegexFragment); }
};
var wildcardMatchers = {
files: filesMatcher,
directories: directoriesMatcher,
exclude: excludeMatcher
};
function getRegularExpressionForWildcard(specs, basePath, usage) {
var patterns = getRegularExpressionsForWildcards(specs, basePath, usage);
if (!patterns || !patterns.length) {
return undefined;
}
var pattern = patterns.map(function (pattern) { return "(" + pattern + ")"; }).join("|");
var terminator = usage === "exclude" ? "($|/)" : "$";
return "^(" + pattern + ")" + terminator;
}
ts.getRegularExpressionForWildcard = getRegularExpressionForWildcard;
function getRegularExpressionsForWildcards(specs, basePath, usage) {
if (specs === undefined || specs.length === 0) {
return undefined;
}
return ts.flatMap(specs, function (spec) {
return spec && getSubPatternFromSpec(spec, basePath, usage, wildcardMatchers[usage]);
});
}
function isImplicitGlob(lastPathComponent) {
return !/[.*?]/.test(lastPathComponent);
}
ts.isImplicitGlob = isImplicitGlob;
function getSubPatternFromSpec(spec, basePath, usage, _a) {
var singleAsteriskRegexFragment = _a.singleAsteriskRegexFragment, doubleAsteriskRegexFragment = _a.doubleAsteriskRegexFragment, replaceWildcardCharacter = _a.replaceWildcardCharacter;
var subpattern = "";
var hasWrittenComponent = false;
var components = ts.getNormalizedPathComponents(spec, basePath);
var lastComponent = ts.last(components);
if (usage !== "exclude" && lastComponent === "**") {
return undefined;
}
components[0] = removeTrailingDirectorySeparator(components[0]);
if (isImplicitGlob(lastComponent)) {
components.push("**", "*");
}
var optionalCount = 0;
for (var _i = 0, components_1 = components; _i < components_1.length; _i++) {
var component = components_1[_i];
if (component === "**") {
subpattern += doubleAsteriskRegexFragment;
}
else {
if (usage === "directories") {
subpattern += "(";
optionalCount++;
}
if (hasWrittenComponent) {
subpattern += ts.directorySeparator;
}
if (usage !== "exclude") {
var componentPattern = "";
if (component.charCodeAt(0) === 42) {
componentPattern += "([^./]" + singleAsteriskRegexFragment + ")?";
component = component.substr(1);
}
else if (component.charCodeAt(0) === 63) {
componentPattern += "[^./]";
component = component.substr(1);
}
componentPattern += component.replace(reservedCharacterPattern, replaceWildcardCharacter);
if (componentPattern !== component) {
subpattern += implicitExcludePathRegexPattern;
}
subpattern += componentPattern;
}
else {
subpattern += component.replace(reservedCharacterPattern, replaceWildcardCharacter);
}
}
hasWrittenComponent = true;
}
while (optionalCount > 0) {
subpattern += ")?";
optionalCount--;
}
return subpattern;
}
function replaceWildcardCharacter(match, singleAsteriskRegexFragment) {
return match === "*" ? singleAsteriskRegexFragment : match === "?" ? "[^/]" : "\\" + match;
}
function getFileMatcherPatterns(path, excludes, includes, useCaseSensitiveFileNames, currentDirectory) {
path = ts.normalizePath(path);
currentDirectory = ts.normalizePath(currentDirectory);
var absolutePath = combinePaths(currentDirectory, path);
return {
includeFilePatterns: ts.map(getRegularExpressionsForWildcards(includes, absolutePath, "files"), function (pattern) { return "^" + pattern + "$"; }),
includeFilePattern: getRegularExpressionForWildcard(includes, absolutePath, "files"),
includeDirectoryPattern: getRegularExpressionForWildcard(includes, absolutePath, "directories"),
excludePattern: getRegularExpressionForWildcard(excludes, absolutePath, "exclude"),
basePaths: getBasePaths(path, includes, useCaseSensitiveFileNames)
};
}
ts.getFileMatcherPatterns = getFileMatcherPatterns;
function getRegexFromPattern(pattern, useCaseSensitiveFileNames) {
return new RegExp(pattern, useCaseSensitiveFileNames ? "" : "i");
}
ts.getRegexFromPattern = getRegexFromPattern;
function matchFiles(path, extensions, excludes, includes, useCaseSensitiveFileNames, currentDirectory, depth, getFileSystemEntries) {
path = ts.normalizePath(path);
currentDirectory = ts.normalizePath(currentDirectory);
var patterns = getFileMatcherPatterns(path, excludes, includes, useCaseSensitiveFileNames, currentDirectory);
var includeFileRegexes = patterns.includeFilePatterns && patterns.includeFilePatterns.map(function (pattern) { return getRegexFromPattern(pattern, useCaseSensitiveFileNames); });
var includeDirectoryRegex = patterns.includeDirectoryPattern && getRegexFromPattern(patterns.includeDirectoryPattern, useCaseSensitiveFileNames);
var excludeRegex = patterns.excludePattern && getRegexFromPattern(patterns.excludePattern, useCaseSensitiveFileNames);
var results = includeFileRegexes ? includeFileRegexes.map(function () { return []; }) : [[]];
for (var _i = 0, _a = patterns.basePaths; _i < _a.length; _i++) {
var basePath = _a[_i];
visitDirectory(basePath, combinePaths(currentDirectory, basePath), depth);
}
return ts.flatten(results);
function visitDirectory(path, absolutePath, depth) {
var _a = getFileSystemEntries(path), files = _a.files, directories = _a.directories;
var _loop_1 = function (current) {
var name = combinePaths(path, current);
var absoluteName = combinePaths(absolutePath, current);
if (extensions && !ts.fileExtensionIsOneOf(name, extensions))
return "continue";
if (excludeRegex && excludeRegex.test(absoluteName))
return "continue";
if (!includeFileRegexes) {
results[0].push(name);
}
else {
var includeIndex = ts.findIndex(includeFileRegexes, function (re) { return re.test(absoluteName); });
if (includeIndex !== -1) {
results[includeIndex].push(name);
}
}
};
for (var _i = 0, _b = ts.sort(files, ts.compareStringsCaseSensitive); _i < _b.length; _i++) {
var current = _b[_i];
_loop_1(current);
}
if (depth !== undefined) {
depth--;
if (depth === 0) {
return;
}
}
for (var _c = 0, _d = ts.sort(directories, ts.compareStringsCaseSensitive); _c < _d.length; _c++) {
var current = _d[_c];
var name = combinePaths(path, current);
var absoluteName = combinePaths(absolutePath, current);
if ((!includeDirectoryRegex || includeDirectoryRegex.test(absoluteName)) &&
(!excludeRegex || !excludeRegex.test(absoluteName))) {
visitDirectory(name, absoluteName, depth);
}
}
}
}
ts.matchFiles = matchFiles;
function getBasePaths(path, includes, useCaseSensitiveFileNames) {
var basePaths = [path];
if (includes) {
var includeBasePaths = [];
for (var _i = 0, includes_1 = includes; _i < includes_1.length; _i++) {
var include = includes_1[_i];
var absolute = ts.isRootedDiskPath(include) ? include : ts.normalizePath(combinePaths(path, include));
includeBasePaths.push(getIncludeBasePath(absolute));
}
includeBasePaths.sort(ts.getStringComparer(!useCaseSensitiveFileNames));
var _loop_2 = function (includeBasePath) {
if (ts.every(basePaths, function (basePath) { return !containsPath(basePath, includeBasePath, path, !useCaseSensitiveFileNames); })) {
basePaths.push(includeBasePath);
}
};
for (var _a = 0, includeBasePaths_1 = includeBasePaths; _a < includeBasePaths_1.length; _a++) {
var includeBasePath = includeBasePaths_1[_a];
_loop_2(includeBasePath);
}
}
return basePaths;
}
function getIncludeBasePath(absolute) {
var wildcardOffset = ts.indexOfAnyCharCode(absolute, wildcardCharCodes);
if (wildcardOffset < 0) {
return !hasExtension(absolute)
? absolute
: removeTrailingDirectorySeparator(ts.getDirectoryPath(absolute));
}
return absolute.substring(0, absolute.lastIndexOf(ts.directorySeparator, wildcardOffset));
}
function ensureScriptKind(fileName, scriptKind) {
return scriptKind || getScriptKindFromFileName(fileName) || 3;
}
ts.ensureScriptKind = ensureScriptKind;
function getScriptKindFromFileName(fileName) {
var ext = fileName.substr(fileName.lastIndexOf("."));
switch (ext.toLowerCase()) {
case ".js":
return 1;
case ".jsx":
return 2;
case ".ts":
return 3;
case ".tsx":
return 4;
case ".json":
return 6;
default:
return 0;
}
}
ts.getScriptKindFromFileName = getScriptKindFromFileName;
ts.supportedTypeScriptExtensions = [".ts", ".tsx", ".d.ts"];
ts.supportedTypescriptExtensionsForExtractExtension = [".d.ts", ".ts", ".tsx"];
ts.supportedJavascriptExtensions = [".js", ".jsx"];
var allSupportedExtensions = ts.supportedTypeScriptExtensions.concat(ts.supportedJavascriptExtensions);
function getSupportedExtensions(options, extraFileExtensions) {
var needJsExtensions = options && options.allowJs;
if (!extraFileExtensions || extraFileExtensions.length === 0) {
return needJsExtensions ? allSupportedExtensions : ts.supportedTypeScriptExtensions;
}
var extensions = (needJsExtensions ? allSupportedExtensions : ts.supportedTypeScriptExtensions).concat(ts.mapDefined(extraFileExtensions, function (x) { return x.scriptKind === 7 || needJsExtensions && isJavaScriptLike(x.scriptKind) ? x.extension : undefined; }));
return ts.deduplicate(extensions, ts.equateStringsCaseSensitive, ts.compareStringsCaseSensitive);
}
ts.getSupportedExtensions = getSupportedExtensions;
function isJavaScriptLike(scriptKind) {
return scriptKind === 1 || scriptKind === 2;
}
function hasJavaScriptFileExtension(fileName) {
return ts.some(ts.supportedJavascriptExtensions, function (extension) { return ts.fileExtensionIs(fileName, extension); });
}
ts.hasJavaScriptFileExtension = hasJavaScriptFileExtension;
function hasTypeScriptFileExtension(fileName) {
return ts.some(ts.supportedTypeScriptExtensions, function (extension) { return ts.fileExtensionIs(fileName, extension); });
}
ts.hasTypeScriptFileExtension = hasTypeScriptFileExtension;
function isSupportedSourceFileName(fileName, compilerOptions, extraFileExtensions) {
if (!fileName) {
return false;
}
for (var _i = 0, _a = getSupportedExtensions(compilerOptions, extraFileExtensions); _i < _a.length; _i++) {
var extension = _a[_i];
if (ts.fileExtensionIs(fileName, extension)) {
return true;
}
}
return false;
}
ts.isSupportedSourceFileName = isSupportedSourceFileName;
function getExtensionPriority(path, supportedExtensions) {
for (var i = supportedExtensions.length - 1; i >= 0; i--) {
if (ts.fileExtensionIs(path, supportedExtensions[i])) {
return adjustExtensionPriority(i, supportedExtensions);
}
}
return 0;
}
ts.getExtensionPriority = getExtensionPriority;
function adjustExtensionPriority(extensionPriority, supportedExtensions) {
if (extensionPriority < 2) {
return 0;
}
else if (extensionPriority < supportedExtensions.length) {
return 2;
}
else {
return supportedExtensions.length;
}
}
ts.adjustExtensionPriority = adjustExtensionPriority;
function getNextLowestExtensionPriority(extensionPriority, supportedExtensions) {
if (extensionPriority < 2) {
return 2;
}
else {
return supportedExtensions.length;
}
}
ts.getNextLowestExtensionPriority = getNextLowestExtensionPriority;
var extensionsToRemove = [".d.ts", ".ts", ".js", ".tsx", ".jsx", ".json"];
function removeFileExtension(path) {
for (var _i = 0, extensionsToRemove_1 = extensionsToRemove; _i < extensionsToRemove_1.length; _i++) {
var ext = extensionsToRemove_1[_i];
var extensionless = tryRemoveExtension(path, ext);
if (extensionless !== undefined) {
return extensionless;
}
}
return path;
}
ts.removeFileExtension = removeFileExtension;
function tryRemoveExtension(path, extension) {
return ts.fileExtensionIs(path, extension) ? removeExtension(path, extension) : undefined;
}
ts.tryRemoveExtension = tryRemoveExtension;
function removeExtension(path, extension) {
return path.substring(0, path.length - extension.length);
}
ts.removeExtension = removeExtension;
function changeExtension(path, newExtension) {
return changeAnyExtension(path, newExtension, extensionsToRemove, false);
}
ts.changeExtension = changeExtension;
function changeAnyExtension(path, ext, extensions, ignoreCase) {
var pathext = extensions !== undefined && ignoreCase !== undefined ? getAnyExtensionFromPath(path, extensions, ignoreCase) : getAnyExtensionFromPath(path);
return pathext ? path.slice(0, path.length - pathext.length) + (ts.startsWith(ext, ".") ? ext : "." + ext) : path;
}
ts.changeAnyExtension = changeAnyExtension;
var Debug;
(function (Debug) {
function showSymbol(symbol) {
var symbolFlags = ts.SymbolFlags;
return "{ flags: " + (symbolFlags ? showFlags(symbol.flags, symbolFlags) : symbol.flags) + "; declarations: " + ts.map(symbol.declarations, showSyntaxKind) + " }";
}
Debug.showSymbol = showSymbol;
function showFlags(flags, flagsEnum) {
var out = [];
for (var pow = 0; pow <= 30; pow++) {
var n = 1 << pow;
if (flags & n) {
out.push(flagsEnum[n]);
}
}
return out.join("|");
}
function showSyntaxKind(node) {
var syntaxKind = ts.SyntaxKind;
return syntaxKind ? syntaxKind[node.kind] : node.kind.toString();
}
Debug.showSyntaxKind = showSyntaxKind;
})(Debug = ts.Debug || (ts.Debug = {}));
function tryParsePattern(pattern) {
Debug.assert(ts.hasZeroOrOneAsteriskCharacter(pattern));
var indexOfStar = pattern.indexOf("*");
return indexOfStar === -1 ? undefined : {
prefix: pattern.substr(0, indexOfStar),
suffix: pattern.substr(indexOfStar + 1)
};
}
ts.tryParsePattern = tryParsePattern;
function positionIsSynthesized(pos) {
return !(pos >= 0);
}
ts.positionIsSynthesized = positionIsSynthesized;
function extensionIsTypeScript(ext) {
return ext === ".ts" || ext === ".tsx" || ext === ".d.ts";
}
ts.extensionIsTypeScript = extensionIsTypeScript;
function resolutionExtensionIsTypeScriptOrJson(ext) {
return extensionIsTypeScript(ext) || ext === ".json";
}
ts.resolutionExtensionIsTypeScriptOrJson = resolutionExtensionIsTypeScriptOrJson;
function extensionFromPath(path) {
var ext = tryGetExtensionFromPath(path);
return ext !== undefined ? ext : Debug.fail("File " + path + " has unknown extension.");
}
ts.extensionFromPath = extensionFromPath;
function isAnySupportedFileExtension(path) {
return tryGetExtensionFromPath(path) !== undefined;
}
ts.isAnySupportedFileExtension = isAnySupportedFileExtension;
function tryGetExtensionFromPath(path) {
return ts.find(extensionsToRemove, function (e) { return ts.fileExtensionIs(path, e); });
}
ts.tryGetExtensionFromPath = tryGetExtensionFromPath;
function getAnyExtensionFromPathWorker(path, extensions, stringEqualityComparer) {
if (typeof extensions === "string")
extensions = [extensions];
for (var _i = 0, extensions_2 = extensions; _i < extensions_2.length; _i++) {
var extension = extensions_2[_i];
if (!ts.startsWith(extension, "."))
extension = "." + extension;
if (path.length >= extension.length && path.charAt(path.length - extension.length) === ".") {
var pathExtension = path.slice(path.length - extension.length);
if (stringEqualityComparer(pathExtension, extension)) {
return pathExtension;
}
}
}
return "";
}
function getAnyExtensionFromPath(path, extensions, ignoreCase) {
if (extensions) {
return getAnyExtensionFromPathWorker(path, extensions, ignoreCase ? ts.equateStringsCaseInsensitive : ts.equateStringsCaseSensitive);
}
var baseFileName = getBaseFileName(path);
var extensionIndex = baseFileName.lastIndexOf(".");
if (extensionIndex >= 0) {
return baseFileName.substring(extensionIndex);
}
return "";
}
ts.getAnyExtensionFromPath = getAnyExtensionFromPath;
function isCheckJsEnabledForFile(sourceFile, compilerOptions) {
return sourceFile.checkJsDirective ? sourceFile.checkJsDirective.enabled : compilerOptions.checkJs;
}
ts.isCheckJsEnabledForFile = isCheckJsEnabledForFile;
ts.emptyFileSystemEntries = {
files: ts.emptyArray,
directories: ts.emptyArray
};
function matchPatternOrExact(patternStrings, candidate) {
var patterns = [];
for (var _i = 0, patternStrings_1 = patternStrings; _i < patternStrings_1.length; _i++) {
var patternString = patternStrings_1[_i];
var pattern = tryParsePattern(patternString);
if (pattern) {
patterns.push(pattern);
}
else if (patternString === candidate) {
return patternString;
}
}
return ts.findBestPatternMatch(patterns, function (_) { return _; }, candidate);
}
ts.matchPatternOrExact = matchPatternOrExact;
})(ts || (ts = {}));
var ts;
(function (ts) {
var NodeConstructor;
var TokenConstructor;
var IdentifierConstructor;
var SourceFileConstructor;
function createNode(kind, pos, end) {
if (kind === 277) {
return new (SourceFileConstructor || (SourceFileConstructor = ts.objectAllocator.getSourceFileConstructor()))(kind, pos, end);
}
else if (kind === 71) {
return new (IdentifierConstructor || (IdentifierConstructor = ts.objectAllocator.getIdentifierConstructor()))(kind, pos, end);
}
else if (!ts.isNodeKind(kind)) {
return new (TokenConstructor || (TokenConstructor = ts.objectAllocator.getTokenConstructor()))(kind, pos, end);
}
else {
return new (NodeConstructor || (NodeConstructor = ts.objectAllocator.getNodeConstructor()))(kind, pos, end);
}
}
ts.createNode = createNode;
function visitNode(cbNode, node) {
return node && cbNode(node);
}
function visitNodes(cbNode, cbNodes, nodes) {
if (nodes) {
if (cbNodes) {
return cbNodes(nodes);
}
for (var _i = 0, nodes_1 = nodes; _i < nodes_1.length; _i++) {
var node = nodes_1[_i];
var result = cbNode(node);
if (result) {
return result;
}
}
}
}
function isJSDocLikeText(text, start) {
return text.charCodeAt(start + 1) === 42 &&
text.charCodeAt(start + 2) === 42 &&
text.charCodeAt(start + 3) !== 47;
}
ts.isJSDocLikeText = isJSDocLikeText;
function forEachChild(node, cbNode, cbNodes) {
if (!node || node.kind <= 145) {
return;
}
switch (node.kind) {
case 146:
return visitNode(cbNode, node.left) ||
visitNode(cbNode, node.right);
case 148:
return visitNode(cbNode, node.name) ||
visitNode(cbNode, node.constraint) ||
visitNode(cbNode, node.default) ||
visitNode(cbNode, node.expression);
case 274:
return visitNodes(cbNode, cbNodes, node.decorators) ||
visitNodes(cbNode, cbNodes, node.modifiers) ||
visitNode(cbNode, node.name) ||
visitNode(cbNode, node.questionToken) ||
visitNode(cbNode, node.equalsToken) ||
visitNode(cbNode, node.objectAssignmentInitializer);
case 275:
return visitNode(cbNode, node.expression);
case 149:
return visitNodes(cbNode, cbNodes, node.decorators) ||
visitNodes(cbNode, cbNodes, node.modifiers) ||
visitNode(cbNode, node.dotDotDotToken) ||
visitNode(cbNode, node.name) ||
visitNode(cbNode, node.questionToken) ||
visitNode(cbNode, node.type) ||
visitNode(cbNode, node.initializer);
case 152:
return visitNodes(cbNode, cbNodes, node.decorators) ||
visitNodes(cbNode, cbNodes, node.modifiers) ||
visitNode(cbNode, node.name) ||
visitNode(cbNode, node.questionToken) ||
visitNode(cbNode, node.exclamationToken) ||
visitNode(cbNode, node.type) ||
visitNode(cbNode, node.initializer);
case 151:
return visitNodes(cbNode, cbNodes, node.decorators) ||
visitNodes(cbNode, cbNodes, node.modifiers) ||
visitNode(cbNode, node.name) ||
visitNode(cbNode, node.questionToken) ||
visitNode(cbNode, node.type) ||
visitNode(cbNode, node.initializer);
case 273:
return visitNodes(cbNode, cbNodes, node.decorators) ||
visitNodes(cbNode, cbNodes, node.modifiers) ||
visitNode(cbNode, node.name) ||
visitNode(cbNode, node.questionToken) ||
visitNode(cbNode, node.initializer);
case 235:
return visitNodes(cbNode, cbNodes, node.decorators) ||
visitNodes(cbNode, cbNodes, node.modifiers) ||
visitNode(cbNode, node.name) ||
visitNode(cbNode, node.exclamationToken) ||
visitNode(cbNode, node.type) ||
visitNode(cbNode, node.initializer);
case 184:
return visitNodes(cbNode, cbNodes, node.decorators) ||
visitNodes(cbNode, cbNodes, node.modifiers) ||
visitNode(cbNode, node.dotDotDotToken) ||
visitNode(cbNode, node.propertyName) ||
visitNode(cbNode, node.name) ||
visitNode(cbNode, node.initializer);
case 163:
case 164:
case 158:
case 159:
case 160:
return visitNodes(cbNode, cbNodes, node.decorators) ||
visitNodes(cbNode, cbNodes, node.modifiers) ||
visitNodes(cbNode, cbNodes, node.typeParameters) ||
visitNodes(cbNode, cbNodes, node.parameters) ||
visitNode(cbNode, node.type);
case 154:
case 153:
case 155:
case 156:
case 157:
case 194:
case 237:
case 195:
return visitNodes(cbNode, cbNodes, node.decorators) ||
visitNodes(cbNode, cbNodes, node.modifiers) ||
visitNode(cbNode, node.asteriskToken) ||
visitNode(cbNode, node.name) ||
visitNode(cbNode, node.questionToken) ||
visitNodes(cbNode, cbNodes, node.typeParameters) ||
visitNodes(cbNode, cbNodes, node.parameters) ||
visitNode(cbNode, node.type) ||
visitNode(cbNode, node.equalsGreaterThanToken) ||
visitNode(cbNode, node.body);
case 162:
return visitNode(cbNode, node.typeName) ||
visitNodes(cbNode, cbNodes, node.typeArguments);
case 161:
return visitNode(cbNode, node.parameterName) ||
visitNode(cbNode, node.type);
case 165:
return visitNode(cbNode, node.exprName);
case 166:
return visitNodes(cbNode, cbNodes, node.members);
case 167:
return visitNode(cbNode, node.elementType);
case 168:
return visitNodes(cbNode, cbNodes, node.elementTypes);
case 171:
case 172:
return visitNodes(cbNode, cbNodes, node.types);
case 173:
return visitNode(cbNode, node.checkType) ||
visitNode(cbNode, node.extendsType) ||
visitNode(cbNode, node.trueType) ||
visitNode(cbNode, node.falseType);
case 174:
return visitNode(cbNode, node.typeParameter);
case 181:
return visitNode(cbNode, node.argument) ||
visitNode(cbNode, node.qualifier) ||
visitNodes(cbNode, cbNodes, node.typeArguments);
case 175:
case 177:
return visitNode(cbNode, node.type);
case 178:
return visitNode(cbNode, node.objectType) ||
visitNode(cbNode, node.indexType);
case 179:
return visitNode(cbNode, node.readonlyToken) ||
visitNode(cbNode, node.typeParameter) ||
visitNode(cbNode, node.questionToken) ||
visitNode(cbNode, node.type);
case 180:
return visitNode(cbNode, node.literal);
case 182:
case 183:
return visitNodes(cbNode, cbNodes, node.elements);
case 185:
return visitNodes(cbNode, cbNodes, node.elements);
case 186:
return visitNodes(cbNode, cbNodes, node.properties);
case 187:
return visitNode(cbNode, node.expression) ||
visitNode(cbNode, node.name);
case 188:
return visitNode(cbNode, node.expression) ||
visitNode(cbNode, node.argumentExpression);
case 189:
case 190:
return visitNode(cbNode, node.expression) ||
visitNodes(cbNode, cbNodes, node.typeArguments) ||
visitNodes(cbNode, cbNodes, node.arguments);
case 191:
return visitNode(cbNode, node.tag) ||
visitNodes(cbNode, cbNodes, node.typeArguments) ||
visitNode(cbNode, node.template);
case 192:
return visitNode(cbNode, node.type) ||
visitNode(cbNode, node.expression);
case 193:
return visitNode(cbNode, node.expression);
case 196:
return visitNode(cbNode, node.expression);
case 197:
return visitNode(cbNode, node.expression);
case 198:
return visitNode(cbNode, node.expression);
case 200:
return visitNode(cbNode, node.operand);
case 205:
return visitNode(cbNode, node.asteriskToken) ||
visitNode(cbNode, node.expression);
case 199:
return visitNode(cbNode, node.expression);
case 201:
return visitNode(cbNode, node.operand);
case 202:
return visitNode(cbNode, node.left) ||
visitNode(cbNode, node.operatorToken) ||
visitNode(cbNode, node.right);
case 210:
return visitNode(cbNode, node.expression) ||
visitNode(cbNode, node.type);
case 211:
return visitNode(cbNode, node.expression);
case 212:
return visitNode(cbNode, node.name);
case 203:
return visitNode(cbNode, node.condition) ||
visitNode(cbNode, node.questionToken) ||
visitNode(cbNode, node.whenTrue) ||
visitNode(cbNode, node.colonToken) ||
visitNode(cbNode, node.whenFalse);
case 206:
return visitNode(cbNode, node.expression);
case 216:
case 243:
return visitNodes(cbNode, cbNodes, node.statements);
case 277:
return visitNodes(cbNode, cbNodes, node.statements) ||
visitNode(cbNode, node.endOfFileToken);
case 217:
return visitNodes(cbNode, cbNodes, node.decorators) ||
visitNodes(cbNode, cbNodes, node.modifiers) ||
visitNode(cbNode, node.declarationList);
case 236:
return visitNodes(cbNode, cbNodes, node.declarations);
case 219:
return visitNode(cbNode, node.expression);
case 220:
return visitNode(cbNode, node.expression) ||
visitNode(cbNode, node.thenStatement) ||
visitNode(cbNode, node.elseStatement);
case 221:
return visitNode(cbNode, node.statement) ||
visitNode(cbNode, node.expression);
case 222:
return visitNode(cbNode, node.expression) ||
visitNode(cbNode, node.statement);
case 223:
return visitNode(cbNode, node.initializer) ||
visitNode(cbNode, node.condition) ||
visitNode(cbNode, node.incrementor) ||
visitNode(cbNode, node.statement);
case 224:
return visitNode(cbNode, node.initializer) ||
visitNode(cbNode, node.expression) ||
visitNode(cbNode, node.statement);
case 225:
return visitNode(cbNode, node.awaitModifier) ||
visitNode(cbNode, node.initializer) ||
visitNode(cbNode, node.expression) ||
visitNode(cbNode, node.statement);
case 226:
case 227:
return visitNode(cbNode, node.label);
case 228:
return visitNode(cbNode, node.expression);
case 229:
return visitNode(cbNode, node.expression) ||
visitNode(cbNode, node.statement);
case 230:
return visitNode(cbNode, node.expression) ||
visitNode(cbNode, node.caseBlock);
case 244:
return visitNodes(cbNode, cbNodes, node.clauses);
case 269:
return visitNode(cbNode, node.expression) ||
visitNodes(cbNode, cbNodes, node.statements);
case 270:
return visitNodes(cbNode, cbNodes, node.statements);
case 231:
return visitNode(cbNode, node.label) ||
visitNode(cbNode, node.statement);
case 232:
return visitNode(cbNode, node.expression);
case 233:
return visitNode(cbNode, node.tryBlock) ||
visitNode(cbNode, node.catchClause) ||
visitNode(cbNode, node.finallyBlock);
case 272:
return visitNode(cbNode, node.variableDeclaration) ||
visitNode(cbNode, node.block);
case 150:
return visitNode(cbNode, node.expression);
case 238:
case 207:
return visitNodes(cbNode, cbNodes, node.decorators) ||
visitNodes(cbNode, cbNodes, node.modifiers) ||
visitNode(cbNode, node.name) ||
visitNodes(cbNode, cbNodes, node.typeParameters) ||
visitNodes(cbNode, cbNodes, node.heritageClauses) ||
visitNodes(cbNode, cbNodes, node.members);
case 239:
return visitNodes(cbNode, cbNodes, node.decorators) ||
visitNodes(cbNode, cbNodes, node.modifiers) ||
visitNode(cbNode, node.name) ||
visitNodes(cbNode, cbNodes, node.typeParameters) ||
visitNodes(cbNode, cbNodes, node.heritageClauses) ||
visitNodes(cbNode, cbNodes, node.members);
case 240:
return visitNodes(cbNode, cbNodes, node.decorators) ||
visitNodes(cbNode, cbNodes, node.modifiers) ||
visitNode(cbNode, node.name) ||
visitNodes(cbNode, cbNodes, node.typeParameters) ||
visitNode(cbNode, node.type);
case 241:
return visitNodes(cbNode, cbNodes, node.decorators) ||
visitNodes(cbNode, cbNodes, node.modifiers) ||
visitNode(cbNode, node.name) ||
visitNodes(cbNode, cbNodes, node.members);
case 276:
return visitNode(cbNode, node.name) ||
visitNode(cbNode, node.initializer);
case 242:
return visitNodes(cbNode, cbNodes, node.decorators) ||
visitNodes(cbNode, cbNodes, node.modifiers) ||
visitNode(cbNode, node.name) ||
visitNode(cbNode, node.body);
case 246:
return visitNodes(cbNode, cbNodes, node.decorators) ||
visitNodes(cbNode, cbNodes, node.modifiers) ||
visitNode(cbNode, node.name) ||
visitNode(cbNode, node.moduleReference);
case 247:
return visitNodes(cbNode, cbNodes, node.decorators) ||
visitNodes(cbNode, cbNodes, node.modifiers) ||
visitNode(cbNode, node.importClause) ||
visitNode(cbNode, node.moduleSpecifier);
case 248:
return visitNode(cbNode, node.name) ||
visitNode(cbNode, node.namedBindings);
case 245:
return visitNode(cbNode, node.name);
case 249:
return visitNode(cbNode, node.name);
case 250:
case 254:
return visitNodes(cbNode, cbNodes, node.elements);
case 253:
return visitNodes(cbNode, cbNodes, node.decorators) ||
visitNodes(cbNode, cbNodes, node.modifiers) ||
visitNode(cbNode, node.exportClause) ||
visitNode(cbNode, node.moduleSpecifier);
case 251:
case 255:
return visitNode(cbNode, node.propertyName) ||
visitNode(cbNode, node.name);
case 252:
return visitNodes(cbNode, cbNodes, node.decorators) ||
visitNodes(cbNode, cbNodes, node.modifiers) ||
visitNode(cbNode, node.expression);
case 204:
return visitNode(cbNode, node.head) || visitNodes(cbNode, cbNodes, node.templateSpans);
case 214:
return visitNode(cbNode, node.expression) || visitNode(cbNode, node.literal);
case 147:
return visitNode(cbNode, node.expression);
case 271:
return visitNodes(cbNode, cbNodes, node.types);
case 209:
return visitNode(cbNode, node.expression) ||
visitNodes(cbNode, cbNodes, node.typeArguments);
case 257:
return visitNode(cbNode, node.expression);
case 256:
return visitNodes(cbNode, cbNodes, node.decorators);
case 306:
return visitNodes(cbNode, cbNodes, node.elements);
case 258:
return visitNode(cbNode, node.openingElement) ||
visitNodes(cbNode, cbNodes, node.children) ||
visitNode(cbNode, node.closingElement);
case 262:
return visitNode(cbNode, node.openingFragment) ||
visitNodes(cbNode, cbNodes, node.children) ||
visitNode(cbNode, node.closingFragment);
case 259:
case 260:
return visitNode(cbNode, node.tagName) ||
visitNodes(cbNode, cbNodes, node.typeArguments) ||
visitNode(cbNode, node.attributes);
case 266:
return visitNodes(cbNode, cbNodes, node.properties);
case 265:
return visitNode(cbNode, node.name) ||
visitNode(cbNode, node.initializer);
case 267:
return visitNode(cbNode, node.expression);
case 268:
return visitNode(cbNode, node.dotDotDotToken) ||
visitNode(cbNode, node.expression);
case 261:
return visitNode(cbNode, node.tagName);
case 169:
case 170:
case 281:
case 285:
case 284:
case 286:
case 288:
return visitNode(cbNode, node.type);
case 287:
return visitNodes(cbNode, cbNodes, node.parameters) ||
visitNode(cbNode, node.type);
case 289:
return visitNodes(cbNode, cbNodes, node.tags);
case 296:
case 302:
if (node.isNameFirst) {
return visitNode(cbNode, node.name) ||
visitNode(cbNode, node.typeExpression);
}
else {
return visitNode(cbNode, node.typeExpression) ||
visitNode(cbNode, node.name);
}
case 297:
return visitNode(cbNode, node.typeExpression);
case 299:
return visitNode(cbNode, node.typeExpression);
case 293:
return visitNode(cbNode, node.class);
case 300:
return visitNodes(cbNode, cbNodes, node.typeParameters);
case 301:
if (node.typeExpression &&
node.typeExpression.kind === 281) {
return visitNode(cbNode, node.typeExpression) ||
visitNode(cbNode, node.fullName);
}
else {
return visitNode(cbNode, node.fullName) ||
visitNode(cbNode, node.typeExpression);
}
case 295:
return visitNode(cbNode, node.fullName) ||
visitNode(cbNode, node.typeExpression);
case 298:
return visitNode(cbNode, node.typeExpression);
case 291:
return visitNodes(cbNode, cbNodes, node.decorators) ||
visitNodes(cbNode, cbNodes, node.modifiers) ||
visitNodes(cbNode, cbNodes, node.typeParameters) ||
visitNodes(cbNode, cbNodes, node.parameters) ||
visitNode(cbNode, node.type);
case 290:
if (node.jsDocPropertyTags) {
for (var _i = 0, _a = node.jsDocPropertyTags; _i < _a.length; _i++) {
var tag = _a[_i];
visitNode(cbNode, tag);
}
}
return;
case 305:
return visitNode(cbNode, node.expression);
}
}
ts.forEachChild = forEachChild;
function createSourceFile(fileName, sourceText, languageVersion, setParentNodes, scriptKind) {
if (setParentNodes === void 0) { setParentNodes = false; }
ts.performance.mark("beforeParse");
var result;
if (languageVersion === 100) {
result = Parser.parseJsonText(fileName, sourceText, languageVersion, undefined, setParentNodes);
}
else {
result = Parser.parseSourceFile(fileName, sourceText, languageVersion, undefined, setParentNodes, scriptKind);
}
ts.performance.mark("afterParse");
ts.performance.measure("Parse", "beforeParse", "afterParse");
return result;
}
ts.createSourceFile = createSourceFile;
function parseIsolatedEntityName(text, languageVersion) {
return Parser.parseIsolatedEntityName(text, languageVersion);
}
ts.parseIsolatedEntityName = parseIsolatedEntityName;
function parseJsonText(fileName, sourceText) {
return Parser.parseJsonText(fileName, sourceText);
}
ts.parseJsonText = parseJsonText;
function isExternalModule(file) {
return file.externalModuleIndicator !== undefined;
}
ts.isExternalModule = isExternalModule;
function updateSourceFile(sourceFile, newText, textChangeRange, aggressiveChecks) {
if (aggressiveChecks === void 0) { aggressiveChecks = false; }
var newSourceFile = IncrementalParser.updateSourceFile(sourceFile, newText, textChangeRange, aggressiveChecks);
newSourceFile.flags |= (sourceFile.flags & 1572864);
return newSourceFile;
}
ts.updateSourceFile = updateSourceFile;
function parseIsolatedJSDocComment(content, start, length) {
var result = Parser.JSDocParser.parseIsolatedJSDocComment(content, start, length);
if (result && result.jsDoc) {
Parser.fixupParentReferences(result.jsDoc);
}
return result;
}
ts.parseIsolatedJSDocComment = parseIsolatedJSDocComment;
function parseJSDocTypeExpressionForTests(content, start, length) {
return Parser.JSDocParser.parseJSDocTypeExpressionForTests(content, start, length);
}
ts.parseJSDocTypeExpressionForTests = parseJSDocTypeExpressionForTests;
var Parser;
(function (Parser) {
var scanner = ts.createScanner(6, true);
var disallowInAndDecoratorContext = 2048 | 8192;
var NodeConstructor;
var TokenConstructor;
var IdentifierConstructor;
var SourceFileConstructor;
var sourceFile;
var parseDiagnostics;
var syntaxCursor;
var currentToken;
var sourceText;
var nodeCount;
var identifiers;
var identifierCount;
var parsingContext;
var contextFlags;
var parseErrorBeforeNextFinishedNode = false;
function parseSourceFile(fileName, sourceText, languageVersion, syntaxCursor, setParentNodes, scriptKind) {
if (setParentNodes === void 0) { setParentNodes = false; }
scriptKind = ts.ensureScriptKind(fileName, scriptKind);
if (scriptKind === 6) {
var result_1 = parseJsonText(fileName, sourceText, languageVersion, syntaxCursor, setParentNodes);
ts.convertToObjectWorker(result_1, result_1.parseDiagnostics, false, undefined, undefined);
result_1.typeReferenceDirectives = ts.emptyArray;
result_1.amdDependencies = ts.emptyArray;
return result_1;
}
initializeState(sourceText, languageVersion, syntaxCursor, scriptKind);
var result = parseSourceFileWorker(fileName, languageVersion, setParentNodes, scriptKind);
clearState();
return result;
}
Parser.parseSourceFile = parseSourceFile;
function parseIsolatedEntityName(content, languageVersion) {
initializeState(content, languageVersion, undefined, 1);
nextToken();
var entityName = parseEntityName(true);
var isInvalid = token() === 1 && !parseDiagnostics.length;
clearState();
return isInvalid ? entityName : undefined;
}
Parser.parseIsolatedEntityName = parseIsolatedEntityName;
function parseJsonText(fileName, sourceText, languageVersion, syntaxCursor, setParentNodes) {
if (languageVersion === void 0) { languageVersion = 2; }
initializeState(sourceText, languageVersion, syntaxCursor, 6);
sourceFile = createSourceFile(fileName, 2, 6, false);
sourceFile.flags = contextFlags;
nextToken();
var pos = getNodePos();
if (token() === 1) {
sourceFile.statements = createNodeArray([], pos, pos);
sourceFile.endOfFileToken = parseTokenNode();
}
else {
var statement = createNode(219);
switch (token()) {
case 21:
statement.expression = parseArrayLiteralExpression();
break;
case 101:
case 86:
case 95:
statement.expression = parseTokenNode();
break;
case 38:
if (lookAhead(function () { return nextToken() === 8 && nextToken() !== 56; })) {
statement.expression = parsePrefixUnaryExpression();
}
else {
statement.expression = parseObjectLiteralExpression();
}
break;
case 8:
case 9:
if (lookAhead(function () { return nextToken() !== 56; })) {
statement.expression = parseLiteralNode();
break;
}
default:
statement.expression = parseObjectLiteralExpression();
break;
}
finishNode(statement);
sourceFile.statements = createNodeArray([statement], pos);
sourceFile.endOfFileToken = parseExpectedToken(1, ts.Diagnostics.Unexpected_token);
}
if (setParentNodes) {
fixupParentReferences(sourceFile);
}
sourceFile.parseDiagnostics = parseDiagnostics;
var result = sourceFile;
clearState();
return result;
}
Parser.parseJsonText = parseJsonText;
function getLanguageVariant(scriptKind) {
return scriptKind === 4 || scriptKind === 2 || scriptKind === 1 || scriptKind === 6 ? 1 : 0;
}
function initializeState(_sourceText, languageVersion, _syntaxCursor, scriptKind) {
NodeConstructor = ts.objectAllocator.getNodeConstructor();
TokenConstructor = ts.objectAllocator.getTokenConstructor();
IdentifierConstructor = ts.objectAllocator.getIdentifierConstructor();
SourceFileConstructor = ts.objectAllocator.getSourceFileConstructor();
sourceText = _sourceText;
syntaxCursor = _syntaxCursor;
parseDiagnostics = [];
parsingContext = 0;
identifiers = ts.createMap();
identifierCount = 0;
nodeCount = 0;
switch (scriptKind) {
case 1:
case 2:
contextFlags = 65536;
break;
case 6:
contextFlags = 65536 | 16777216;
break;
default:
contextFlags = 0;
break;
}
parseErrorBeforeNextFinishedNode = false;
scanner.setText(sourceText);
scanner.setOnError(scanError);
scanner.setScriptTarget(languageVersion);
scanner.setLanguageVariant(getLanguageVariant(scriptKind));
}
function clearState() {
scanner.setText("");
scanner.setOnError(undefined);
parseDiagnostics = undefined;
sourceFile = undefined;
identifiers = undefined;
syntaxCursor = undefined;
sourceText = undefined;
}
function parseSourceFileWorker(fileName, languageVersion, setParentNodes, scriptKind) {
var isDeclarationFile = isDeclarationFileName(fileName);
if (isDeclarationFile) {
contextFlags |= 4194304;
}
sourceFile = createSourceFile(fileName, languageVersion, scriptKind, isDeclarationFile);
sourceFile.flags = contextFlags;
nextToken();
processCommentPragmas(sourceFile, sourceText);
processPragmasIntoFields(sourceFile, reportPragmaDiagnostic);
sourceFile.statements = parseList(0, parseStatement);
ts.Debug.assert(token() === 1);
sourceFile.endOfFileToken = addJSDocComment(parseTokenNode());
setExternalModuleIndicator(sourceFile);
sourceFile.nodeCount = nodeCount;
sourceFile.identifierCount = identifierCount;
sourceFile.identifiers = identifiers;
sourceFile.parseDiagnostics = parseDiagnostics;
if (setParentNodes) {
fixupParentReferences(sourceFile);
}
return sourceFile;
function reportPragmaDiagnostic(pos, end, diagnostic) {
parseDiagnostics.push(ts.createFileDiagnostic(sourceFile, pos, end, diagnostic));
}
}
function addJSDocComment(node) {
ts.Debug.assert(!node.jsDoc);
var jsDoc = ts.mapDefined(ts.getJSDocCommentRanges(node, sourceFile.text), function (comment) { return JSDocParser.parseJSDocComment(node, comment.pos, comment.end - comment.pos); });
if (jsDoc.length)
node.jsDoc = jsDoc;
return node;
}
function fixupParentReferences(rootNode) {
var parent = rootNode;
forEachChild(rootNode, visitNode);
return;
function visitNode(n) {
if (n.parent !== parent) {
n.parent = parent;
var saveParent = parent;
parent = n;
forEachChild(n, visitNode);
if (ts.hasJSDocNodes(n)) {
for (var _i = 0, _a = n.jsDoc; _i < _a.length; _i++) {
var jsDoc = _a[_i];
jsDoc.parent = n;
parent = jsDoc;
forEachChild(jsDoc, visitNode);
}
}
parent = saveParent;
}
}
}
Parser.fixupParentReferences = fixupParentReferences;
function createSourceFile(fileName, languageVersion, scriptKind, isDeclarationFile) {
var sourceFile = new SourceFileConstructor(277, 0, sourceText.length);
nodeCount++;
sourceFile.text = sourceText;
sourceFile.bindDiagnostics = [];
sourceFile.bindSuggestionDiagnostics = undefined;
sourceFile.languageVersion = languageVersion;
sourceFile.fileName = ts.normalizePath(fileName);
sourceFile.languageVariant = getLanguageVariant(scriptKind);
sourceFile.isDeclarationFile = isDeclarationFile;
sourceFile.scriptKind = scriptKind;
return sourceFile;
}
function setContextFlag(val, flag) {
if (val) {
contextFlags |= flag;
}
else {
contextFlags &= ~flag;
}
}
function setDisallowInContext(val) {
setContextFlag(val, 2048);
}
function setYieldContext(val) {
setContextFlag(val, 4096);
}
function setDecoratorContext(val) {
setContextFlag(val, 8192);
}
function setAwaitContext(val) {
setContextFlag(val, 16384);
}
function doOutsideOfContext(context, func) {
var contextFlagsToClear = context & contextFlags;
if (contextFlagsToClear) {
setContextFlag(false, contextFlagsToClear);
var result = func();
setContextFlag(true, contextFlagsToClear);
return result;
}
return func();
}
function doInsideOfContext(context, func) {
var contextFlagsToSet = context & ~contextFlags;
if (contextFlagsToSet) {
setContextFlag(true, contextFlagsToSet);
var result = func();
setContextFlag(false, contextFlagsToSet);
return result;
}
return func();
}
function allowInAnd(func) {
return doOutsideOfContext(2048, func);
}
function disallowInAnd(func) {
return doInsideOfContext(2048, func);
}
function doInYieldContext(func) {
return doInsideOfContext(4096, func);
}
function doInDecoratorContext(func) {
return doInsideOfContext(8192, func);
}
function doInAwaitContext(func) {
return doInsideOfContext(16384, func);
}
function doOutsideOfAwaitContext(func) {
return doOutsideOfContext(16384, func);
}
function doInYieldAndAwaitContext(func) {
return doInsideOfContext(4096 | 16384, func);
}
function inContext(flags) {
return (contextFlags & flags) !== 0;
}
function inYieldContext() {
return inContext(4096);
}
function inDisallowInContext() {
return inContext(2048);
}
function inDecoratorContext() {
return inContext(8192);
}
function inAwaitContext() {
return inContext(16384);
}
function parseErrorAtCurrentToken(message, arg0) {
parseErrorAt(scanner.getTokenPos(), scanner.getTextPos(), message, arg0);
}
function parseErrorAtPosition(start, length, message, arg0) {
var lastError = ts.lastOrUndefined(parseDiagnostics);
if (!lastError || start !== lastError.start) {
parseDiagnostics.push(ts.createFileDiagnostic(sourceFile, start, length, message, arg0));
}
parseErrorBeforeNextFinishedNode = true;
}
function parseErrorAt(start, end, message, arg0) {
parseErrorAtPosition(start, end - start, message, arg0);
}
function parseErrorAtRange(range, message, arg0) {
parseErrorAt(range.pos, range.end, message, arg0);
}
function scanError(message, length) {
parseErrorAtPosition(scanner.getTextPos(), length, message);
}
function getNodePos() {
return scanner.getStartPos();
}
function token() {
return currentToken;
}
function nextToken() {
return currentToken = scanner.scan();
}
function reScanGreaterToken() {
return currentToken = scanner.reScanGreaterToken();
}
function reScanSlashToken() {
return currentToken = scanner.reScanSlashToken();
}
function reScanTemplateToken() {
return currentToken = scanner.reScanTemplateToken();
}
function scanJsxIdentifier() {
return currentToken = scanner.scanJsxIdentifier();
}
function scanJsxText() {
return currentToken = scanner.scanJsxToken();
}
function scanJsxAttributeValue() {
return currentToken = scanner.scanJsxAttributeValue();
}
function speculationHelper(callback, isLookAhead) {
var saveToken = currentToken;
var saveParseDiagnosticsLength = parseDiagnostics.length;
var saveParseErrorBeforeNextFinishedNode = parseErrorBeforeNextFinishedNode;
var saveContextFlags = contextFlags;
var result = isLookAhead
? scanner.lookAhead(callback)
: scanner.tryScan(callback);
ts.Debug.assert(saveContextFlags === contextFlags);
if (!result || isLookAhead) {
currentToken = saveToken;
parseDiagnostics.length = saveParseDiagnosticsLength;
parseErrorBeforeNextFinishedNode = saveParseErrorBeforeNextFinishedNode;
}
return result;
}
function lookAhead(callback) {
return speculationHelper(callback, true);
}
function tryParse(callback) {
return speculationHelper(callback, false);
}
function isIdentifier() {
if (token() === 71) {
return true;
}
if (token() === 116 && inYieldContext()) {
return false;
}
if (token() === 121 && inAwaitContext()) {
return false;
}
return token() > 107;
}
function parseExpected(kind, diagnosticMessage, shouldAdvance) {
if (shouldAdvance === void 0) { shouldAdvance = true; }
if (token() === kind) {
if (shouldAdvance) {
nextToken();
}
return true;
}
if (diagnosticMessage) {
parseErrorAtCurrentToken(diagnosticMessage);
}
else {
parseErrorAtCurrentToken(ts.Diagnostics._0_expected, ts.tokenToString(kind));
}
return false;
}
function parseOptional(t) {
if (token() === t) {
nextToken();
return true;
}
return false;
}
function parseOptionalToken(t) {
if (token() === t) {
return parseTokenNode();
}
return undefined;
}
function parseExpectedToken(t, diagnosticMessage, arg0) {
return parseOptionalToken(t) ||
createMissingNode(t, false, diagnosticMessage || ts.Diagnostics._0_expected, arg0 || ts.tokenToString(t));
}
function parseTokenNode() {
var node = createNode(token());
nextToken();
return finishNode(node);
}
function canParseSemicolon() {
if (token() === 25) {
return true;
}
return token() === 18 || token() === 1 || scanner.hasPrecedingLineBreak();
}
function parseSemicolon() {
if (canParseSemicolon()) {
if (token() === 25) {
nextToken();
}
return true;
}
else {
return parseExpected(25);
}
}
function createNode(kind, pos) {
nodeCount++;
var p = pos >= 0 ? pos : scanner.getStartPos();
return ts.isNodeKind(kind) || kind === 0 ? new NodeConstructor(kind, p, p) :
kind === 71 ? new IdentifierConstructor(kind, p, p) :
new TokenConstructor(kind, p, p);
}
function createNodeWithJSDoc(kind, pos) {
var node = createNode(kind, pos);
if (scanner.getTokenFlags() & 2) {
addJSDocComment(node);
}
return node;
}
function createNodeArray(elements, pos, end) {
var length = elements.length;
var array = (length >= 1 && length <= 4 ? elements.slice() : elements);
array.pos = pos;
array.end = end === undefined ? scanner.getStartPos() : end;
return array;
}
function finishNode(node, end) {
node.end = end === undefined ? scanner.getStartPos() : end;
if (contextFlags) {
node.flags |= contextFlags;
}
if (parseErrorBeforeNextFinishedNode) {
parseErrorBeforeNextFinishedNode = false;
node.flags |= 32768;
}
return node;
}
function createMissingNode(kind, reportAtCurrentPosition, diagnosticMessage, arg0) {
if (reportAtCurrentPosition) {
parseErrorAtPosition(scanner.getStartPos(), 0, diagnosticMessage, arg0);
}
else if (diagnosticMessage) {
parseErrorAtCurrentToken(diagnosticMessage, arg0);
}
var result = createNode(kind);
if (kind === 71) {
result.escapedText = "";
}
else if (ts.isLiteralKind(kind) || ts.isTemplateLiteralKind(kind)) {
result.text = "";
}
return finishNode(result);
}
function internIdentifier(text) {
var identifier = identifiers.get(text);
if (identifier === undefined) {
identifiers.set(text, identifier = text);
}
return identifier;
}
function createIdentifier(isIdentifier, diagnosticMessage) {
identifierCount++;
if (isIdentifier) {
var node = createNode(71);
if (token() !== 71) {
node.originalKeywordKind = token();
}
node.escapedText = ts.escapeLeadingUnderscores(internIdentifier(scanner.getTokenValue()));
nextToken();
return finishNode(node);
}
var reportAtCurrentPosition = token() === 1;
return createMissingNode(71, reportAtCurrentPosition, diagnosticMessage || ts.Diagnostics.Identifier_expected);
}
function parseIdentifier(diagnosticMessage) {
return createIdentifier(isIdentifier(), diagnosticMessage);
}
function parseIdentifierName(diagnosticMessage) {
return createIdentifier(ts.tokenIsIdentifierOrKeyword(token()), diagnosticMessage);
}
function isLiteralPropertyName() {
return ts.tokenIsIdentifierOrKeyword(token()) ||
token() === 9 ||
token() === 8;
}
function parsePropertyNameWorker(allowComputedPropertyNames) {
if (token() === 9 || token() === 8) {
var node = parseLiteralNode();
node.text = internIdentifier(node.text);
return node;
}
if (allowComputedPropertyNames && token() === 21) {
return parseComputedPropertyName();
}
return parseIdentifierName();
}
function parsePropertyName() {
return parsePropertyNameWorker(true);
}
function parseComputedPropertyName() {
var node = createNode(147);
parseExpected(21);
node.expression = allowInAnd(parseExpression);
parseExpected(22);
return finishNode(node);
}
function parseContextualModifier(t) {
return token() === t && tryParse(nextTokenCanFollowModifier);
}
function nextTokenIsOnSameLineAndCanFollowModifier() {
nextToken();
if (scanner.hasPrecedingLineBreak()) {
return false;
}
return canFollowModifier();
}
function nextTokenCanFollowModifier() {
switch (token()) {
case 76:
return nextToken() === 83;
case 84:
nextToken();
if (token() === 79) {
return lookAhead(nextTokenCanFollowDefaultKeyword);
}
return token() !== 39 && token() !== 118 && token() !== 17 && canFollowModifier();
case 79:
return nextTokenCanFollowDefaultKeyword();
case 115:
case 125:
case 136:
nextToken();
return canFollowModifier();
default:
return nextTokenIsOnSameLineAndCanFollowModifier();
}
}
function parseAnyContextualModifier() {
return ts.isModifierKind(token()) && tryParse(nextTokenCanFollowModifier);
}
function canFollowModifier() {
return token() === 21
|| token() === 17
|| token() === 39
|| token() === 24
|| isLiteralPropertyName();
}
function nextTokenCanFollowDefaultKeyword() {
nextToken();
return token() === 75 || token() === 89 ||
token() === 109 ||
(token() === 117 && lookAhead(nextTokenIsClassKeywordOnSameLine)) ||
(token() === 120 && lookAhead(nextTokenIsFunctionKeywordOnSameLine));
}
function isListElement(parsingContext, inErrorRecovery) {
var node = currentNode(parsingContext);
if (node) {
return true;
}
switch (parsingContext) {
case 0:
case 1:
case 3:
return !(token() === 25 && inErrorRecovery) && isStartOfStatement();
case 2:
return token() === 73 || token() === 79;
case 4:
return lookAhead(isTypeMemberStart);
case 5:
return lookAhead(isClassMemberStart) || (token() === 25 && !inErrorRecovery);
case 6:
return token() === 21 || isLiteralPropertyName();
case 12:
return token() === 21 || token() === 39 || token() === 24 || isLiteralPropertyName();
case 17:
return isLiteralPropertyName();
case 9:
return token() === 21 || token() === 24 || isLiteralPropertyName();
case 7:
if (token() === 17) {
return lookAhead(isValidHeritageClauseObjectLiteral);
}
if (!inErrorRecovery) {
return isStartOfLeftHandSideExpression() && !isHeritageClauseExtendsOrImplementsKeyword();
}
else {
return isIdentifier() && !isHeritageClauseExtendsOrImplementsKeyword();
}
case 8:
return isIdentifierOrPattern();
case 10:
return token() === 26 || token() === 24 || isIdentifierOrPattern();
case 18:
return isIdentifier();
case 15:
if (token() === 26) {
return true;
}
case 11:
return token() === 24 || isStartOfExpression();
case 16:
return isStartOfParameter();
case 19:
case 20:
return token() === 26 || isStartOfType();
case 21:
return isHeritageClause();
case 22:
return ts.tokenIsIdentifierOrKeyword(token());
case 13:
return ts.tokenIsIdentifierOrKeyword(token()) || token() === 17;
case 14:
return true;
}
return ts.Debug.fail("Non-exhaustive case in 'isListElement'.");
}
function isValidHeritageClauseObjectLiteral() {
ts.Debug.assert(token() === 17);
if (nextToken() === 18) {
var next = nextToken();
return next === 26 || next === 17 || next === 85 || next === 108;
}
return true;
}
function nextTokenIsIdentifier() {
nextToken();
return isIdentifier();
}
function nextTokenIsIdentifierOrKeyword() {
nextToken();
return ts.tokenIsIdentifierOrKeyword(token());
}
function nextTokenIsIdentifierOrKeywordOrGreaterThan() {
nextToken();
return ts.tokenIsIdentifierOrKeywordOrGreaterThan(token());
}
function isHeritageClauseExtendsOrImplementsKeyword() {
if (token() === 108 ||
token() === 85) {
return lookAhead(nextTokenIsStartOfExpression);
}
return false;
}
function nextTokenIsStartOfExpression() {
nextToken();
return isStartOfExpression();
}
function nextTokenIsStartOfType() {
nextToken();
return isStartOfType();
}
function isListTerminator(kind) {
if (token() === 1) {
return true;
}
switch (kind) {
case 1:
case 2:
case 4:
case 5:
case 6:
case 12:
case 9:
case 22:
return token() === 18;
case 3:
return token() === 18 || token() === 73 || token() === 79;
case 7:
return token() === 17 || token() === 85 || token() === 108;
case 8:
return isVariableDeclaratorListTerminator();
case 18:
return token() === 29 || token() === 19 || token() === 17 || token() === 85 || token() === 108;
case 11:
return token() === 20 || token() === 25;
case 15:
case 20:
case 10:
return token() === 22;
case 16:
case 17:
return token() === 20 || token() === 22;
case 19:
return token() !== 26;
case 21:
return token() === 17 || token() === 18;
case 13:
return token() === 29 || token() === 41;
case 14:
return token() === 27 && lookAhead(nextTokenIsSlash);
default:
return false;
}
}
function isVariableDeclaratorListTerminator() {
if (canParseSemicolon()) {
return true;
}
if (isInOrOfKeyword(token())) {
return true;
}
if (token() === 36) {
return true;
}
return false;
}
function isInSomeParsingContext() {
for (var kind = 0; kind < 23; kind++) {
if (parsingContext & (1 << kind)) {
if (isListElement(kind, true) || isListTerminator(kind)) {
return true;
}
}
}
return false;
}
function parseList(kind, parseElement) {
var saveParsingContext = parsingContext;
parsingContext |= 1 << kind;
var list = [];
var listPos = getNodePos();
while (!isListTerminator(kind)) {
if (isListElement(kind, false)) {
var element = parseListElement(kind, parseElement);
list.push(element);
continue;
}
if (abortParsingListOrMoveToNextToken(kind)) {
break;
}
}
parsingContext = saveParsingContext;
return createNodeArray(list, listPos);
}
function parseListElement(parsingContext, parseElement) {
var node = currentNode(parsingContext);
if (node) {
return consumeNode(node);
}
return parseElement();
}
function currentNode(parsingContext) {
if (parseErrorBeforeNextFinishedNode) {
return undefined;
}
if (!syntaxCursor) {
return undefined;
}
var node = syntaxCursor.currentNode(scanner.getStartPos());
if (ts.nodeIsMissing(node)) {
return undefined;
}
if (node.intersectsChange) {
return undefined;
}
if (ts.containsParseError(node)) {
return undefined;
}
var nodeContextFlags = node.flags & 12679168;
if (nodeContextFlags !== contextFlags) {
return undefined;
}
if (!canReuseNode(node, parsingContext)) {
return undefined;
}
if (node.jsDocCache) {
node.jsDocCache = undefined;
}
return node;
}
function consumeNode(node) {
scanner.setTextPos(node.end);
nextToken();
return node;
}
function canReuseNode(node, parsingContext) {
switch (parsingContext) {
case 5:
return isReusableClassMember(node);
case 2:
return isReusableSwitchClause(node);
case 0:
case 1:
case 3:
return isReusableStatement(node);
case 6:
return isReusableEnumMember(node);
case 4:
return isReusableTypeMember(node);
case 8:
return isReusableVariableDeclaration(node);
case 16:
return isReusableParameter(node);
case 17:
return false;
case 21:
case 18:
case 20:
case 19:
case 11:
case 12:
case 7:
case 13:
case 14:
}
return false;
}
function isReusableClassMember(node) {
if (node) {
switch (node.kind) {
case 155:
case 160:
case 156:
case 157:
case 152:
case 215:
return true;
case 154:
var methodDeclaration = node;
var nameIsConstructor = methodDeclaration.name.kind === 71 &&
methodDeclaration.name.originalKeywordKind === 123;
return !nameIsConstructor;
}
}
return false;
}
function isReusableSwitchClause(node) {
if (node) {
switch (node.kind) {
case 269:
case 270:
return true;
}
}
return false;
}
function isReusableStatement(node) {
if (node) {
switch (node.kind) {
case 237:
case 217:
case 216:
case 220:
case 219:
case 232:
case 228:
case 230:
case 227:
case 226:
case 224:
case 225:
case 223:
case 222:
case 229:
case 218:
case 233:
case 231:
case 221:
case 234:
case 247:
case 246:
case 253:
case 252:
case 242:
case 238:
case 239:
case 241:
case 240:
return true;
}
}
return false;
}
function isReusableEnumMember(node) {
return node.kind === 276;
}
function isReusableTypeMember(node) {
if (node) {
switch (node.kind) {
case 159:
case 153:
case 160:
case 151:
case 158:
return true;
}
}
return false;
}
function isReusableVariableDeclaration(node) {
if (node.kind !== 235) {
return false;
}
var variableDeclarator = node;
return variableDeclarator.initializer === undefined;
}
function isReusableParameter(node) {
if (node.kind !== 149) {
return false;
}
var parameter = node;
return parameter.initializer === undefined;
}
function abortParsingListOrMoveToNextToken(kind) {
parseErrorAtCurrentToken(parsingContextErrors(kind));
if (isInSomeParsingContext()) {
return true;
}
nextToken();
return false;
}
function parsingContextErrors(context) {
switch (context) {
case 0: return ts.Diagnostics.Declaration_or_statement_expected;
case 1: return ts.Diagnostics.Declaration_or_statement_expected;
case 2: return ts.Diagnostics.case_or_default_expected;
case 3: return ts.Diagnostics.Statement_expected;
case 17:
case 4: return ts.Diagnostics.Property_or_signature_expected;
case 5: return ts.Diagnostics.Unexpected_token_A_constructor_method_accessor_or_property_was_expected;
case 6: return ts.Diagnostics.Enum_member_expected;
case 7: return ts.Diagnostics.Expression_expected;
case 8: return ts.Diagnostics.Variable_declaration_expected;
case 9: return ts.Diagnostics.Property_destructuring_pattern_expected;
case 10: return ts.Diagnostics.Array_element_destructuring_pattern_expected;
case 11: return ts.Diagnostics.Argument_expression_expected;
case 12: return ts.Diagnostics.Property_assignment_expected;
case 15: return ts.Diagnostics.Expression_or_comma_expected;
case 16: return ts.Diagnostics.Parameter_declaration_expected;
case 18: return ts.Diagnostics.Type_parameter_declaration_expected;
case 19: return ts.Diagnostics.Type_argument_expected;
case 20: return ts.Diagnostics.Type_expected;
case 21: return ts.Diagnostics.Unexpected_token_expected;
case 22: return ts.Diagnostics.Identifier_expected;
case 13: return ts.Diagnostics.Identifier_expected;
case 14: return ts.Diagnostics.Identifier_expected;
default: return undefined;
}
}
function parseDelimitedList(kind, parseElement, considerSemicolonAsDelimiter) {
var saveParsingContext = parsingContext;
parsingContext |= 1 << kind;
var list = [];
var listPos = getNodePos();
var commaStart = -1;
while (true) {
if (isListElement(kind, false)) {
var startPos = scanner.getStartPos();
list.push(parseListElement(kind, parseElement));
commaStart = scanner.getTokenPos();
if (parseOptional(26)) {
continue;
}
commaStart = -1;
if (isListTerminator(kind)) {
break;
}
parseExpected(26);
if (considerSemicolonAsDelimiter && token() === 25 && !scanner.hasPrecedingLineBreak()) {
nextToken();
}
if (startPos === scanner.getStartPos()) {
nextToken();
}
continue;
}
if (isListTerminator(kind)) {
break;
}
if (abortParsingListOrMoveToNextToken(kind)) {
break;
}
}
parsingContext = saveParsingContext;
var result = createNodeArray(list, listPos);
if (commaStart >= 0) {
result.hasTrailingComma = true;
}
return result;
}
function createMissingList() {
var list = createNodeArray([], getNodePos());
list.isMissingList = true;
return list;
}
function isMissingList(arr) {
return !!arr.isMissingList;
}
function parseBracketedList(kind, parseElement, open, close) {
if (parseExpected(open)) {
var result = parseDelimitedList(kind, parseElement);
parseExpected(close);
return result;
}
return createMissingList();
}
function parseEntityName(allowReservedWords, diagnosticMessage) {
var entity = allowReservedWords ? parseIdentifierName(diagnosticMessage) : parseIdentifier(diagnosticMessage);
var dotPos = scanner.getStartPos();
while (parseOptional(23)) {
if (token() === 27) {
entity.jsdocDotPos = dotPos;
break;
}
dotPos = scanner.getStartPos();
entity = createQualifiedName(entity, parseRightSideOfDot(allowReservedWords));
}
return entity;
}
function createQualifiedName(entity, name) {
var node = createNode(146, entity.pos);
node.left = entity;
node.right = name;
return finishNode(node);
}
function parseRightSideOfDot(allowIdentifierNames) {
if (scanner.hasPrecedingLineBreak() && ts.tokenIsIdentifierOrKeyword(token())) {
var matchesPattern = lookAhead(nextTokenIsIdentifierOrKeywordOnSameLine);
if (matchesPattern) {
return createMissingNode(71, true, ts.Diagnostics.Identifier_expected);
}
}
return allowIdentifierNames ? parseIdentifierName() : parseIdentifier();
}
function parseTemplateExpression() {
var template = createNode(204);
template.head = parseTemplateHead();
ts.Debug.assert(template.head.kind === 14, "Template head has wrong token kind");
var list = [];
var listPos = getNodePos();
do {
list.push(parseTemplateSpan());
} while (ts.last(list).literal.kind === 15);
template.templateSpans = createNodeArray(list, listPos);
return finishNode(template);
}
function parseTemplateSpan() {
var span = createNode(214);
span.expression = allowInAnd(parseExpression);
var literal;
if (token() === 18) {
reScanTemplateToken();
literal = parseTemplateMiddleOrTemplateTail();
}
else {
literal = parseExpectedToken(16, ts.Diagnostics._0_expected, ts.tokenToString(18));
}
span.literal = literal;
return finishNode(span);
}
function parseLiteralNode() {
return parseLiteralLikeNode(token());
}
function parseTemplateHead() {
var fragment = parseLiteralLikeNode(token());
ts.Debug.assert(fragment.kind === 14, "Template head has wrong token kind");
return fragment;
}
function parseTemplateMiddleOrTemplateTail() {
var fragment = parseLiteralLikeNode(token());
ts.Debug.assert(fragment.kind === 15 || fragment.kind === 16, "Template fragment has wrong token kind");
return fragment;
}
function parseLiteralLikeNode(kind) {
var node = createNode(kind);
var text = scanner.getTokenValue();
node.text = text;
if (scanner.hasExtendedUnicodeEscape()) {
node.hasExtendedUnicodeEscape = true;
}
if (scanner.isUnterminated()) {
node.isUnterminated = true;
}
if (node.kind === 8) {
node.numericLiteralFlags = scanner.getTokenFlags() & 1008;
}
nextToken();
finishNode(node);
return node;
}
function parseTypeReference() {
var node = createNode(162);
node.typeName = parseEntityName(true, ts.Diagnostics.Type_expected);
if (!scanner.hasPrecedingLineBreak() && token() === 27) {
node.typeArguments = parseBracketedList(19, parseType, 27, 29);
}
return finishNode(node);
}
function typeHasArrowFunctionBlockingParseError(node) {
switch (node.kind) {
case 162:
return ts.nodeIsMissing(node.typeName);
case 163:
case 164: {
var _a = node, parameters = _a.parameters, type = _a.type;
return isMissingList(parameters) || typeHasArrowFunctionBlockingParseError(type);
}
case 175:
return typeHasArrowFunctionBlockingParseError(node.type);
default:
return false;
}
}
function parseThisTypePredicate(lhs) {
nextToken();
var node = createNode(161, lhs.pos);
node.parameterName = lhs;
node.type = parseType();
return finishNode(node);
}
function parseThisTypeNode() {
var node = createNode(176);
nextToken();
return finishNode(node);
}
function parseJSDocAllType(postFixEquals) {
var result = createNode(282);
if (postFixEquals) {
return createPostfixType(286, result);
}
else {
nextToken();
}
return finishNode(result);
}
function parseJSDocNonNullableType() {
var result = createNode(285);
nextToken();
result.type = parseNonArrayType();
return finishNode(result);
}
function parseJSDocUnknownOrNullableType() {
var pos = scanner.getStartPos();
nextToken();
if (token() === 26 ||
token() === 18 ||
token() === 20 ||
token() === 29 ||
token() === 58 ||
token() === 49) {
var result = createNode(283, pos);
return finishNode(result);
}
else {
var result = createNode(284, pos);
result.type = parseType();
return finishNode(result);
}
}
function parseJSDocFunctionType() {
if (lookAhead(nextTokenIsOpenParen)) {
var result = createNodeWithJSDoc(287);
nextToken();
fillSignature(56, 4 | 32, result);
return finishNode(result);
}
var node = createNode(162);
node.typeName = parseIdentifierName();
return finishNode(node);
}
function parseJSDocParameter() {
var parameter = createNode(149);
if (token() === 99 || token() === 94) {
parameter.name = parseIdentifierName();
parseExpected(56);
}
parameter.type = parseJSDocType();
return finishNode(parameter);
}
function parseJSDocType() {
var dotdotdot = parseOptionalToken(24);
var type = parseType();
if (dotdotdot) {
var variadic = createNode(288, dotdotdot.pos);
variadic.type = type;
type = finishNode(variadic);
}
if (token() === 58) {
return createPostfixType(286, type);
}
return type;
}
function parseTypeQuery() {
var node = createNode(165);
parseExpected(103);
node.exprName = parseEntityName(true);
return finishNode(node);
}
function parseTypeParameter() {
var node = createNode(148);
node.name = parseIdentifier();
if (parseOptional(85)) {
if (isStartOfType() || !isStartOfExpression()) {
node.constraint = parseType();
}
else {
node.expression = parseUnaryExpressionOrHigher();
}
}
if (parseOptional(58)) {
node.default = parseType();
}
return finishNode(node);
}
function parseTypeParameters() {
if (token() === 27) {
return parseBracketedList(18, parseTypeParameter, 27, 29);
}
}
function parseParameterType() {
if (parseOptional(56)) {
return parseType();
}
return undefined;
}
function isStartOfParameter() {
return token() === 24 ||
isIdentifierOrPattern() ||
ts.isModifierKind(token()) ||
token() === 57 ||
isStartOfType(true);
}
function parseParameter() {
var node = createNodeWithJSDoc(149);
if (token() === 99) {
node.name = createIdentifier(true);
node.type = parseParameterType();
return finishNode(node);
}
node.decorators = parseDecorators();
node.modifiers = parseModifiers();
node.dotDotDotToken = parseOptionalToken(24);
node.name = parseIdentifierOrPattern();
if (ts.getFullWidth(node.name) === 0 && !ts.hasModifiers(node) && ts.isModifierKind(token())) {
nextToken();
}
node.questionToken = parseOptionalToken(55);
node.type = parseParameterType();
node.initializer = parseInitializer();
return finishNode(node);
}
function fillSignature(returnToken, flags, signature) {
if (!(flags & 32)) {
signature.typeParameters = parseTypeParameters();
}
var parametersParsedSuccessfully = parseParameterList(signature, flags);
if (shouldParseReturnType(returnToken, !!(flags & 4))) {
signature.type = parseTypeOrTypePredicate();
if (typeHasArrowFunctionBlockingParseError(signature.type))
return false;
}
return parametersParsedSuccessfully;
}
function shouldParseReturnType(returnToken, isType) {
if (returnToken === 36) {
parseExpected(returnToken);
return true;
}
else if (parseOptional(56)) {
return true;
}
else if (isType && token() === 36) {
parseErrorAtCurrentToken(ts.Diagnostics._0_expected, ts.tokenToString(56));
nextToken();
return true;
}
return false;
}
function parseParameterList(signature, flags) {
if (!parseExpected(19)) {
signature.parameters = createMissingList();
return false;
}
var savedYieldContext = inYieldContext();
var savedAwaitContext = inAwaitContext();
setYieldContext(!!(flags & 1));
setAwaitContext(!!(flags & 2));
signature.parameters = parseDelimitedList(16, flags & 32 ? parseJSDocParameter : parseParameter);
setYieldContext(savedYieldContext);
setAwaitContext(savedAwaitContext);
return parseExpected(20);
}
function parseTypeMemberSemicolon() {
if (parseOptional(26)) {
return;
}
parseSemicolon();
}
function parseSignatureMember(kind) {
var node = createNodeWithJSDoc(kind);
if (kind === 159) {
parseExpected(94);
}
fillSignature(56, 4, node);
parseTypeMemberSemicolon();
return finishNode(node);
}
function isIndexSignature() {
return token() === 21 && lookAhead(isUnambiguouslyIndexSignature);
}
function isUnambiguouslyIndexSignature() {
nextToken();
if (token() === 24 || token() === 22) {
return true;
}
if (ts.isModifierKind(token())) {
nextToken();
if (isIdentifier()) {
return true;
}
}
else if (!isIdentifier()) {
return false;
}
else {
nextToken();
}
if (token() === 56 || token() === 26) {
return true;
}
if (token() !== 55) {
return false;
}
nextToken();
return token() === 56 || token() === 26 || token() === 22;
}
function parseIndexSignatureDeclaration(node) {
node.kind = 160;
node.parameters = parseBracketedList(16, parseParameter, 21, 22);
node.type = parseTypeAnnotation();
parseTypeMemberSemicolon();
return finishNode(node);
}
function parsePropertyOrMethodSignature(node) {
node.name = parsePropertyName();
node.questionToken = parseOptionalToken(55);
if (token() === 19 || token() === 27) {
node.kind = 153;
fillSignature(56, 4, node);
}
else {
node.kind = 151;
node.type = parseTypeAnnotation();
if (token() === 58) {
node.initializer = parseInitializer();
}
}
parseTypeMemberSemicolon();
return finishNode(node);
}
function isTypeMemberStart() {
if (token() === 19 || token() === 27) {
return true;
}
var idToken = false;
while (ts.isModifierKind(token())) {
idToken = true;
nextToken();
}
if (token() === 21) {
return true;
}
if (isLiteralPropertyName()) {
idToken = true;
nextToken();
}
if (idToken) {
return token() === 19 ||
token() === 27 ||
token() === 55 ||
token() === 56 ||
token() === 26 ||
canParseSemicolon();
}
return false;
}
function parseTypeMember() {
if (token() === 19 || token() === 27) {
return parseSignatureMember(158);
}
if (token() === 94 && lookAhead(nextTokenIsOpenParenOrLessThan)) {
return parseSignatureMember(159);
}
var node = createNodeWithJSDoc(0);
node.modifiers = parseModifiers();
if (isIndexSignature()) {
return parseIndexSignatureDeclaration(node);
}
return parsePropertyOrMethodSignature(node);
}
function nextTokenIsOpenParenOrLessThan() {
nextToken();
return token() === 19 || token() === 27;
}
function nextTokenIsDot() {
return nextToken() === 23;
}
function nextTokenIsOpenParenOrLessThanOrDot() {
switch (nextToken()) {
case 19:
case 27:
case 23:
return true;
}
return false;
}
function parseTypeLiteral() {
var node = createNode(166);
node.members = parseObjectTypeMembers();
return finishNode(node);
}
function parseObjectTypeMembers() {
var members;
if (parseExpected(17)) {
members = parseList(4, parseTypeMember);
parseExpected(18);
}
else {
members = createMissingList();
}
return members;
}
function isStartOfMappedType() {
nextToken();
if (token() === 37 || token() === 38) {
return nextToken() === 132;
}
if (token() === 132) {
nextToken();
}
return token() === 21 && nextTokenIsIdentifier() && nextToken() === 92;
}
function parseMappedTypeParameter() {
var node = createNode(148);
node.name = parseIdentifier();
parseExpected(92);
node.constraint = parseType();
return finishNode(node);
}
function parseMappedType() {
var node = createNode(179);
parseExpected(17);
if (token() === 132 || token() === 37 || token() === 38) {
node.readonlyToken = parseTokenNode();
if (node.readonlyToken.kind !== 132) {
parseExpectedToken(132);
}
}
parseExpected(21);
node.typeParameter = parseMappedTypeParameter();
parseExpected(22);
if (token() === 55 || token() === 37 || token() === 38) {
node.questionToken = parseTokenNode();
if (node.questionToken.kind !== 55) {
parseExpectedToken(55);
}
}
node.type = parseTypeAnnotation();
parseSemicolon();
parseExpected(18);
return finishNode(node);
}
function parseTupleElementType() {
var pos = getNodePos();
if (parseOptional(24)) {
var node = createNode(170, pos);
node.type = parseType();
return finishNode(node);
}
var type = parseType();
if (!(contextFlags & 2097152) && type.kind === 284 && type.pos === type.type.pos) {
type.kind = 169;
}
return type;
}
function parseTupleType() {
var node = createNode(168);
node.elementTypes = parseBracketedList(20, parseTupleElementType, 21, 22);
return finishNode(node);
}
function parseParenthesizedType() {
var node = createNode(175);
parseExpected(19);
node.type = parseType();
parseExpected(20);
return finishNode(node);
}
function parseFunctionOrConstructorType() {
var pos = getNodePos();
var kind = parseOptional(94) ? 164 : 163;
var node = createNodeWithJSDoc(kind, pos);
fillSignature(36, 4, node);
return finishNode(node);
}
function parseKeywordAndNoDot() {
var node = parseTokenNode();
return token() === 23 ? undefined : node;
}
function parseLiteralTypeNode(negative) {
var node = createNode(180);
var unaryMinusExpression;
if (negative) {
unaryMinusExpression = createNode(200);
unaryMinusExpression.operator = 38;
nextToken();
}
var expression = token() === 101 || token() === 86
? parseTokenNode()
: parseLiteralLikeNode(token());
if (negative) {
unaryMinusExpression.operand = expression;
finishNode(unaryMinusExpression);
expression = unaryMinusExpression;
}
node.literal = expression;
return finishNode(node);
}
function isStartOfTypeOfImportType() {
nextToken();
return token() === 91;
}
function parseImportType() {
sourceFile.flags |= 524288;
var node = createNode(181);
if (parseOptional(103)) {
node.isTypeOf = true;
}
parseExpected(91);
parseExpected(19);
node.argument = parseType();
parseExpected(20);
if (parseOptional(23)) {
node.qualifier = parseEntityName(true, ts.Diagnostics.Type_expected);
}
node.typeArguments = tryParseTypeArguments();
return finishNode(node);
}
function nextTokenIsNumericLiteral() {
return nextToken() === 8;
}
function parseNonArrayType() {
switch (token()) {
case 119:
case 142:
case 137:
case 134:
case 138:
case 122:
case 140:
case 131:
case 135:
return tryParse(parseKeywordAndNoDot) || parseTypeReference();
case 39:
return parseJSDocAllType(false);
case 61:
return parseJSDocAllType(true);
case 55:
return parseJSDocUnknownOrNullableType();
case 89:
return parseJSDocFunctionType();
case 51:
return parseJSDocNonNullableType();
case 13:
case 9:
case 8:
case 101:
case 86:
return parseLiteralTypeNode();
case 38:
return lookAhead(nextTokenIsNumericLiteral) ? parseLiteralTypeNode(true) : parseTypeReference();
case 105:
case 95:
return parseTokenNode();
case 99: {
var thisKeyword = parseThisTypeNode();
if (token() === 127 && !scanner.hasPrecedingLineBreak()) {
return parseThisTypePredicate(thisKeyword);
}
else {
return thisKeyword;
}
}
case 103:
return lookAhead(isStartOfTypeOfImportType) ? parseImportType() : parseTypeQuery();
case 17:
return lookAhead(isStartOfMappedType) ? parseMappedType() : parseTypeLiteral();
case 21:
return parseTupleType();
case 19:
return parseParenthesizedType();
case 91:
return parseImportType();
default:
return parseTypeReference();
}
}
function isStartOfType(inStartOfParameter) {
switch (token()) {
case 119:
case 142:
case 137:
case 134:
case 122:
case 138:
case 141:
case 105:
case 140:
case 95:
case 99:
case 103:
case 131:
case 17:
case 21:
case 27:
case 49:
case 48:
case 94:
case 9:
case 8:
case 101:
case 86:
case 135:
case 39:
case 55:
case 51:
case 24:
case 126:
case 91:
return true;
case 38:
return !inStartOfParameter && lookAhead(nextTokenIsNumericLiteral);
case 19:
return !inStartOfParameter && lookAhead(isStartOfParenthesizedOrFunctionType);
default:
return isIdentifier();
}
}
function isStartOfParenthesizedOrFunctionType() {
nextToken();
return token() === 20 || isStartOfParameter() || isStartOfType();
}
function parsePostfixTypeOrHigher() {
var type = parseNonArrayType();
while (!scanner.hasPrecedingLineBreak()) {
switch (token()) {
case 51:
type = createPostfixType(285, type);
break;
case 55:
if (!(contextFlags & 2097152) && lookAhead(nextTokenIsStartOfType)) {
return type;
}
type = createPostfixType(284, type);
break;
case 21:
parseExpected(21);
if (isStartOfType()) {
var node = createNode(178, type.pos);
node.objectType = type;
node.indexType = parseType();
parseExpected(22);
type = finishNode(node);
}
else {
var node = createNode(167, type.pos);
node.elementType = type;
parseExpected(22);
type = finishNode(node);
}
break;
default:
return type;
}
}
return type;
}
function createPostfixType(kind, type) {
nextToken();
var postfix = createNode(kind, type.pos);
postfix.type = type;
return finishNode(postfix);
}
function parseTypeOperator(operator) {
var node = createNode(177);
parseExpected(operator);
node.operator = operator;
node.type = parseTypeOperatorOrHigher();
return finishNode(node);
}
function parseInferType() {
var node = createNode(174);
parseExpected(126);
var typeParameter = createNode(148);
typeParameter.name = parseIdentifier();
node.typeParameter = finishNode(typeParameter);
return finishNode(node);
}
function parseTypeOperatorOrHigher() {
var operator = token();
switch (operator) {
case 128:
case 141:
return parseTypeOperator(operator);
case 126:
return parseInferType();
}
return parsePostfixTypeOrHigher();
}
function parseUnionOrIntersectionType(kind, parseConstituentType, operator) {
parseOptional(operator);
var type = parseConstituentType();
if (token() === operator) {
var types = [type];
while (parseOptional(operator)) {
types.push(parseConstituentType());
}
var node = createNode(kind, type.pos);
node.types = createNodeArray(types, type.pos);
type = finishNode(node);
}
return type;
}
function parseIntersectionTypeOrHigher() {
return parseUnionOrIntersectionType(172, parseTypeOperatorOrHigher, 48);
}
function parseUnionTypeOrHigher() {
return parseUnionOrIntersectionType(171, parseIntersectionTypeOrHigher, 49);
}
function isStartOfFunctionType() {
if (token() === 27) {
return true;
}
return token() === 19 && lookAhead(isUnambiguouslyStartOfFunctionType);
}
function skipParameterStart() {
if (ts.isModifierKind(token())) {
parseModifiers();
}
if (isIdentifier() || token() === 99) {
nextToken();
return true;
}
if (token() === 21 || token() === 17) {
var previousErrorCount = parseDiagnostics.length;
parseIdentifierOrPattern();
return previousErrorCount === parseDiagnostics.length;
}
return false;
}
function isUnambiguouslyStartOfFunctionType() {
nextToken();
if (token() === 20 || token() === 24) {
return true;
}
if (skipParameterStart()) {
if (token() === 56 || token() === 26 ||
token() === 55 || token() === 58) {
return true;
}
if (token() === 20) {
nextToken();
if (token() === 36) {
return true;
}
}
}
return false;
}
function parseTypeOrTypePredicate() {
var typePredicateVariable = isIdentifier() && tryParse(parseTypePredicatePrefix);
var type = parseType();
if (typePredicateVariable) {
var node = createNode(161, typePredicateVariable.pos);
node.parameterName = typePredicateVariable;
node.type = type;
return finishNode(node);
}
else {
return type;
}
}
function parseTypePredicatePrefix() {
var id = parseIdentifier();
if (token() === 127 && !scanner.hasPrecedingLineBreak()) {
nextToken();
return id;
}
}
function parseType() {
return doOutsideOfContext(20480, parseTypeWorker);
}
function parseTypeWorker(noConditionalTypes) {
if (isStartOfFunctionType() || token() === 94) {
return parseFunctionOrConstructorType();
}
var type = parseUnionTypeOrHigher();
if (!noConditionalTypes && !scanner.hasPrecedingLineBreak() && parseOptional(85)) {
var node = createNode(173, type.pos);
node.checkType = type;
node.extendsType = parseTypeWorker(true);
parseExpected(55);
node.trueType = parseTypeWorker();
parseExpected(56);
node.falseType = parseTypeWorker();
return finishNode(node);
}
return type;
}
function parseTypeAnnotation() {
return parseOptional(56) ? parseType() : undefined;
}
function isStartOfLeftHandSideExpression() {
switch (token()) {
case 99:
case 97:
case 95:
case 101:
case 86:
case 8:
case 9:
case 13:
case 14:
case 19:
case 21:
case 17:
case 89:
case 75:
case 94:
case 41:
case 63:
case 71:
return true;
case 91:
return lookAhead(nextTokenIsOpenParenOrLessThanOrDot);
default:
return isIdentifier();
}
}
function isStartOfExpression() {
if (isStartOfLeftHandSideExpression()) {
return true;
}
switch (token()) {
case 37:
case 38:
case 52:
case 51:
case 80:
case 103:
case 105:
case 43:
case 44:
case 27:
case 121:
case 116:
return true;
default:
if (isBinaryOperator()) {
return true;
}
return isIdentifier();
}
}
function isStartOfExpressionStatement() {
return token() !== 17 &&
token() !== 89 &&
token() !== 75 &&
token() !== 57 &&
isStartOfExpression();
}
function parseExpression() {
var saveDecoratorContext = inDecoratorContext();
if (saveDecoratorContext) {
setDecoratorContext(false);
}
var expr = parseAssignmentExpressionOrHigher();
var operatorToken;
while ((operatorToken = parseOptionalToken(26))) {
expr = makeBinaryExpression(expr, operatorToken, parseAssignmentExpressionOrHigher());
}
if (saveDecoratorContext) {
setDecoratorContext(true);
}
return expr;
}
function parseInitializer() {
return parseOptional(58) ? parseAssignmentExpressionOrHigher() : undefined;
}
function parseAssignmentExpressionOrHigher() {
if (isYieldExpression()) {
return parseYieldExpression();
}
var arrowExpression = tryParseParenthesizedArrowFunctionExpression() || tryParseAsyncSimpleArrowFunctionExpression();
if (arrowExpression) {
return arrowExpression;
}
var expr = parseBinaryExpressionOrHigher(0);
if (expr.kind === 71 && token() === 36) {
return parseSimpleArrowFunctionExpression(expr);
}
if (ts.isLeftHandSideExpression(expr) && ts.isAssignmentOperator(reScanGreaterToken())) {
return makeBinaryExpression(expr, parseTokenNode(), parseAssignmentExpressionOrHigher());
}
return parseConditionalExpressionRest(expr);
}
function isYieldExpression() {
if (token() === 116) {
if (inYieldContext()) {
return true;
}
return lookAhead(nextTokenIsIdentifierOrKeywordOrLiteralOnSameLine);
}
return false;
}
function nextTokenIsIdentifierOnSameLine() {
nextToken();
return !scanner.hasPrecedingLineBreak() && isIdentifier();
}
function parseYieldExpression() {
var node = createNode(205);
nextToken();
if (!scanner.hasPrecedingLineBreak() &&
(token() === 39 || isStartOfExpression())) {
node.asteriskToken = parseOptionalToken(39);
node.expression = parseAssignmentExpressionOrHigher();
return finishNode(node);
}
else {
return finishNode(node);
}
}
function parseSimpleArrowFunctionExpression(identifier, asyncModifier) {
ts.Debug.assert(token() === 36, "parseSimpleArrowFunctionExpression should only have been called if we had a =>");
var node;
if (asyncModifier) {
node = createNode(195, asyncModifier.pos);
node.modifiers = asyncModifier;
}
else {
node = createNode(195, identifier.pos);
}
var parameter = createNode(149, identifier.pos);
parameter.name = identifier;
finishNode(parameter);
node.parameters = createNodeArray([parameter], parameter.pos, parameter.end);
node.equalsGreaterThanToken = parseExpectedToken(36);
node.body = parseArrowFunctionExpressionBody(!!asyncModifier);
return addJSDocComment(finishNode(node));
}
function tryParseParenthesizedArrowFunctionExpression() {
var triState = isParenthesizedArrowFunctionExpression();
if (triState === 0) {
return undefined;
}
var arrowFunction = triState === 1
? parseParenthesizedArrowFunctionExpressionHead(true)
: tryParse(parsePossibleParenthesizedArrowFunctionExpressionHead);
if (!arrowFunction) {
return undefined;
}
var isAsync = ts.hasModifier(arrowFunction, 256);
var lastToken = token();
arrowFunction.equalsGreaterThanToken = parseExpectedToken(36);
arrowFunction.body = (lastToken === 36 || lastToken === 17)
? parseArrowFunctionExpressionBody(isAsync)
: parseIdentifier();
return finishNode(arrowFunction);
}
function isParenthesizedArrowFunctionExpression() {
if (token() === 19 || token() === 27 || token() === 120) {
return lookAhead(isParenthesizedArrowFunctionExpressionWorker);
}
if (token() === 36) {
return 1;
}
return 0;
}
function isParenthesizedArrowFunctionExpressionWorker() {
if (token() === 120) {
nextToken();
if (scanner.hasPrecedingLineBreak()) {
return 0;
}
if (token() !== 19 && token() !== 27) {
return 0;
}
}
var first = token();
var second = nextToken();
if (first === 19) {
if (second === 20) {
var third = nextToken();
switch (third) {
case 36:
case 56:
case 17:
return 1;
default:
return 0;
}
}
if (second === 21 || second === 17) {
return 2;
}
if (second === 24) {
return 1;
}
if (ts.isModifierKind(second) && second !== 120 && lookAhead(nextTokenIsIdentifier)) {
return 1;
}
if (!isIdentifier()) {
return 0;
}
switch (nextToken()) {
case 56:
return 1;
case 55:
nextToken();
if (token() === 56 || token() === 26 || token() === 58 || token() === 20) {
return 1;
}
return 0;
case 26:
case 58:
case 20:
return 2;
}
return 0;
}
else {
ts.Debug.assert(first === 27);
if (!isIdentifier()) {
return 0;
}
if (sourceFile.languageVariant === 1) {
var isArrowFunctionInJsx = lookAhead(function () {
var third = nextToken();
if (third === 85) {
var fourth = nextToken();
switch (fourth) {
case 58:
case 29:
return false;
default:
return true;
}
}
else if (third === 26) {
return true;
}
return false;
});
if (isArrowFunctionInJsx) {
return 1;
}
return 0;
}
return 2;
}
}
function parsePossibleParenthesizedArrowFunctionExpressionHead() {
return parseParenthesizedArrowFunctionExpressionHead(false);
}
function tryParseAsyncSimpleArrowFunctionExpression() {
if (token() === 120) {
if (lookAhead(isUnParenthesizedAsyncArrowFunctionWorker) === 1) {
var asyncModifier = parseModifiersForArrowFunction();
var expr = parseBinaryExpressionOrHigher(0);
return parseSimpleArrowFunctionExpression(expr, asyncModifier);
}
}
return undefined;
}
function isUnParenthesizedAsyncArrowFunctionWorker() {
if (token() === 120) {
nextToken();
if (scanner.hasPrecedingLineBreak() || token() === 36) {
return 0;
}
var expr = parseBinaryExpressionOrHigher(0);
if (!scanner.hasPrecedingLineBreak() && expr.kind === 71 && token() === 36) {
return 1;
}
}
return 0;
}
function parseParenthesizedArrowFunctionExpressionHead(allowAmbiguity) {
var node = createNodeWithJSDoc(195);
node.modifiers = parseModifiersForArrowFunction();
var isAsync = ts.hasModifier(node, 256) ? 2 : 0;
if (!fillSignature(56, isAsync, node) && !allowAmbiguity) {
return undefined;
}
if (!allowAmbiguity && token() !== 36 && token() !== 17) {
return undefined;
}
return node;
}
function parseArrowFunctionExpressionBody(isAsync) {
if (token() === 17) {
return parseFunctionBlock(isAsync ? 2 : 0);
}
if (token() !== 25 &&
token() !== 89 &&
token() !== 75 &&
isStartOfStatement() &&
!isStartOfExpressionStatement()) {
return parseFunctionBlock(16 | (isAsync ? 2 : 0));
}
return isAsync
? doInAwaitContext(parseAssignmentExpressionOrHigher)
: doOutsideOfAwaitContext(parseAssignmentExpressionOrHigher);
}
function parseConditionalExpressionRest(leftOperand) {
var questionToken = parseOptionalToken(55);
if (!questionToken) {
return leftOperand;
}
var node = createNode(203, leftOperand.pos);
node.condition = leftOperand;
node.questionToken = questionToken;
node.whenTrue = doOutsideOfContext(disallowInAndDecoratorContext, parseAssignmentExpressionOrHigher);
node.colonToken = parseExpectedToken(56);
node.whenFalse = ts.nodeIsPresent(node.colonToken)
? parseAssignmentExpressionOrHigher()
: createMissingNode(71, false, ts.Diagnostics._0_expected, ts.tokenToString(56));
return finishNode(node);
}
function parseBinaryExpressionOrHigher(precedence) {
var leftOperand = parseUnaryExpressionOrHigher();
return parseBinaryExpressionRest(precedence, leftOperand);
}
function isInOrOfKeyword(t) {
return t === 92 || t === 145;
}
function parseBinaryExpressionRest(precedence, leftOperand) {
while (true) {
reScanGreaterToken();
var newPrecedence = ts.getBinaryOperatorPrecedence(token());
var consumeCurrentOperator = token() === 40 ?
newPrecedence >= precedence :
newPrecedence > precedence;
if (!consumeCurrentOperator) {
break;
}
if (token() === 92 && inDisallowInContext()) {
break;
}
if (token() === 118) {
if (scanner.hasPrecedingLineBreak()) {
break;
}
else {
nextToken();
leftOperand = makeAsExpression(leftOperand, parseType());
}
}
else {
leftOperand = makeBinaryExpression(leftOperand, parseTokenNode(), parseBinaryExpressionOrHigher(newPrecedence));
}
}
return leftOperand;
}
function isBinaryOperator() {
if (inDisallowInContext() && token() === 92) {
return false;
}
return ts.getBinaryOperatorPrecedence(token()) > 0;
}
function makeBinaryExpression(left, operatorToken, right) {
var node = createNode(202, left.pos);
node.left = left;
node.operatorToken = operatorToken;
node.right = right;
return finishNode(node);
}
function makeAsExpression(left, right) {
var node = createNode(210, left.pos);
node.expression = left;
node.type = right;
return finishNode(node);
}
function parsePrefixUnaryExpression() {
var node = createNode(200);
node.operator = token();
nextToken();
node.operand = parseSimpleUnaryExpression();
return finishNode(node);
}
function parseDeleteExpression() {
var node = createNode(196);
nextToken();
node.expression = parseSimpleUnaryExpression();
return finishNode(node);
}
function parseTypeOfExpression() {
var node = createNode(197);
nextToken();
node.expression = parseSimpleUnaryExpression();
return finishNode(node);
}
function parseVoidExpression() {
var node = createNode(198);
nextToken();
node.expression = parseSimpleUnaryExpression();
return finishNode(node);
}
function isAwaitExpression() {
if (token() === 121) {
if (inAwaitContext()) {
return true;
}
return lookAhead(nextTokenIsIdentifierOrKeywordOrLiteralOnSameLine);
}
return false;
}
function parseAwaitExpression() {
var node = createNode(199);
nextToken();
node.expression = parseSimpleUnaryExpression();
return finishNode(node);
}
function parseUnaryExpressionOrHigher() {
if (isUpdateExpression()) {
var updateExpression = parseUpdateExpression();
return token() === 40 ?
parseBinaryExpressionRest(ts.getBinaryOperatorPrecedence(token()), updateExpression) :
updateExpression;
}
var unaryOperator = token();
var simpleUnaryExpression = parseSimpleUnaryExpression();
if (token() === 40) {
var pos = ts.skipTrivia(sourceText, simpleUnaryExpression.pos);
var end = simpleUnaryExpression.end;
if (simpleUnaryExpression.kind === 192) {
parseErrorAt(pos, end, ts.Diagnostics.A_type_assertion_expression_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Consider_enclosing_the_expression_in_parentheses);
}
else {
parseErrorAt(pos, end, ts.Diagnostics.An_unary_expression_with_the_0_operator_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Consider_enclosing_the_expression_in_parentheses, ts.tokenToString(unaryOperator));
}
}
return simpleUnaryExpression;
}
function parseSimpleUnaryExpression() {
switch (token()) {
case 37:
case 38:
case 52:
case 51:
return parsePrefixUnaryExpression();
case 80:
return parseDeleteExpression();
case 103:
return parseTypeOfExpression();
case 105:
return parseVoidExpression();
case 27:
return parseTypeAssertion();
case 121:
if (isAwaitExpression()) {
return parseAwaitExpression();
}
default:
return parseUpdateExpression();
}
}
function isUpdateExpression() {
switch (token()) {
case 37:
case 38:
case 52:
case 51:
case 80:
case 103:
case 105:
case 121:
return false;
case 27:
if (sourceFile.languageVariant !== 1) {
return false;
}
default:
return true;
}
}
function parseUpdateExpression() {
if (token() === 43 || token() === 44) {
var node = createNode(200);
node.operator = token();
nextToken();
node.operand = parseLeftHandSideExpressionOrHigher();
return finishNode(node);
}
else if (sourceFile.languageVariant === 1 && token() === 27 && lookAhead(nextTokenIsIdentifierOrKeywordOrGreaterThan)) {
return parseJsxElementOrSelfClosingElementOrFragment(true);
}
var expression = parseLeftHandSideExpressionOrHigher();
ts.Debug.assert(ts.isLeftHandSideExpression(expression));
if ((token() === 43 || token() === 44) && !scanner.hasPrecedingLineBreak()) {
var node = createNode(201, expression.pos);
node.operand = expression;
node.operator = token();
nextToken();
return finishNode(node);
}
return expression;
}
function parseLeftHandSideExpressionOrHigher() {
var expression;
if (token() === 91) {
if (lookAhead(nextTokenIsOpenParenOrLessThan)) {
sourceFile.flags |= 524288;
expression = parseTokenNode();
}
else if (lookAhead(nextTokenIsDot)) {
var fullStart = scanner.getStartPos();
nextToken();
nextToken();
var node = createNode(212, fullStart);
node.keywordToken = 91;
node.name = parseIdentifierName();
expression = finishNode(node);
sourceFile.flags |= 1048576;
}
else {
expression = parseMemberExpressionOrHigher();
}
}
else {
expression = token() === 97 ? parseSuperExpression() : parseMemberExpressionOrHigher();
}
return parseCallExpressionRest(expression);
}
function parseMemberExpressionOrHigher() {
var expression = parsePrimaryExpression();
return parseMemberExpressionRest(expression);
}
function parseSuperExpression() {
var expression = parseTokenNode();
if (token() === 19 || token() === 23 || token() === 21) {
return expression;
}
var node = createNode(187, expression.pos);
node.expression = expression;
parseExpectedToken(23, ts.Diagnostics.super_must_be_followed_by_an_argument_list_or_member_access);
node.name = parseRightSideOfDot(true);
return finishNode(node);
}
function parseJsxElementOrSelfClosingElementOrFragment(inExpressionContext) {
var opening = parseJsxOpeningOrSelfClosingElementOrOpeningFragment(inExpressionContext);
var result;
if (opening.kind === 260) {
var node = createNode(258, opening.pos);
node.openingElement = opening;
node.children = parseJsxChildren(node.openingElement);
node.closingElement = parseJsxClosingElement(inExpressionContext);
if (!tagNamesAreEquivalent(node.openingElement.tagName, node.closingElement.tagName)) {
parseErrorAtRange(node.closingElement, ts.Diagnostics.Expected_corresponding_JSX_closing_tag_for_0, ts.getTextOfNodeFromSourceText(sourceText, node.openingElement.tagName));
}
result = finishNode(node);
}
else if (opening.kind === 263) {
var node = createNode(262, opening.pos);
node.openingFragment = opening;
node.children = parseJsxChildren(node.openingFragment);
node.closingFragment = parseJsxClosingFragment(inExpressionContext);
result = finishNode(node);
}
else {
ts.Debug.assert(opening.kind === 259);
result = opening;
}
if (inExpressionContext && token() === 27) {
var invalidElement = tryParse(function () { return parseJsxElementOrSelfClosingElementOrFragment(true); });
if (invalidElement) {
parseErrorAtCurrentToken(ts.Diagnostics.JSX_expressions_must_have_one_parent_element);
var badNode = createNode(202, result.pos);
badNode.end = invalidElement.end;
badNode.left = result;
badNode.right = invalidElement;
badNode.operatorToken = createMissingNode(26, false, undefined);
badNode.operatorToken.pos = badNode.operatorToken.end = badNode.right.pos;
return badNode;
}
}
return result;
}
function parseJsxText() {
var node = createNode(10);
node.containsOnlyWhiteSpaces = currentToken === 11;
currentToken = scanner.scanJsxToken();
return finishNode(node);
}
function parseJsxChild(openingTag, token) {
switch (token) {
case 1:
if (ts.isJsxOpeningFragment(openingTag)) {
parseErrorAtRange(openingTag, ts.Diagnostics.JSX_fragment_has_no_corresponding_closing_tag);
}
else {
parseErrorAtRange(openingTag.tagName, ts.Diagnostics.JSX_element_0_has_no_corresponding_closing_tag, ts.getTextOfNodeFromSourceText(sourceText, openingTag.tagName));
}
return undefined;
case 28:
case 7:
return undefined;
case 10:
case 11:
return parseJsxText();
case 17:
return parseJsxExpression(false);
case 27:
return parseJsxElementOrSelfClosingElementOrFragment(false);
default:
return ts.Debug.assertNever(token);
}
}
function parseJsxChildren(openingTag) {
var list = [];
var listPos = getNodePos();
var saveParsingContext = parsingContext;
parsingContext |= 1 << 14;
while (true) {
var child = parseJsxChild(openingTag, currentToken = scanner.reScanJsxToken());
if (!child)
break;
list.push(child);
}
parsingContext = saveParsingContext;
return createNodeArray(list, listPos);
}
function parseJsxAttributes() {
var jsxAttributes = createNode(266);
jsxAttributes.properties = parseList(13, parseJsxAttribute);
return finishNode(jsxAttributes);
}
function parseJsxOpeningOrSelfClosingElementOrOpeningFragment(inExpressionContext) {
var fullStart = scanner.getStartPos();
parseExpected(27);
if (token() === 29) {
var node_1 = createNode(263, fullStart);
scanJsxText();
return finishNode(node_1);
}
var tagName = parseJsxElementName();
var typeArguments = tryParseTypeArguments();
var attributes = parseJsxAttributes();
var node;
if (token() === 29) {
node = createNode(260, fullStart);
scanJsxText();
}
else {
parseExpected(41);
if (inExpressionContext) {
parseExpected(29);
}
else {
parseExpected(29, undefined, false);
scanJsxText();
}
node = createNode(259, fullStart);
}
node.tagName = tagName;
node.typeArguments = typeArguments;
node.attributes = attributes;
return finishNode(node);
}
function parseJsxElementName() {
scanJsxIdentifier();
var expression = token() === 99 ?
parseTokenNode() : parseIdentifierName();
while (parseOptional(23)) {
var propertyAccess = createNode(187, expression.pos);
propertyAccess.expression = expression;
propertyAccess.name = parseRightSideOfDot(true);
expression = finishNode(propertyAccess);
}
return expression;
}
function parseJsxExpression(inExpressionContext) {
var node = createNode(268);
if (!parseExpected(17)) {
return undefined;
}
if (token() !== 18) {
node.dotDotDotToken = parseOptionalToken(24);
node.expression = parseAssignmentExpressionOrHigher();
}
if (inExpressionContext) {
parseExpected(18);
}
else {
parseExpected(18, undefined, false);
scanJsxText();
}
return finishNode(node);
}
function parseJsxAttribute() {
if (token() === 17) {
return parseJsxSpreadAttribute();
}
scanJsxIdentifier();
var node = createNode(265);
node.name = parseIdentifierName();
if (token() === 58) {
switch (scanJsxAttributeValue()) {
case 9:
node.initializer = parseLiteralNode();
break;
default:
node.initializer = parseJsxExpression(true);
break;
}
}
return finishNode(node);
}
function parseJsxSpreadAttribute() {
var node = createNode(267);
parseExpected(17);
parseExpected(24);
node.expression = parseExpression();
parseExpected(18);
return finishNode(node);
}
function parseJsxClosingElement(inExpressionContext) {
var node = createNode(261);
parseExpected(28);
node.tagName = parseJsxElementName();
if (inExpressionContext) {
parseExpected(29);
}
else {
parseExpected(29, undefined, false);
scanJsxText();
}
return finishNode(node);
}
function parseJsxClosingFragment(inExpressionContext) {
var node = createNode(264);
parseExpected(28);
if (ts.tokenIsIdentifierOrKeyword(token())) {
parseErrorAtRange(parseJsxElementName(), ts.Diagnostics.Expected_corresponding_closing_tag_for_JSX_fragment);
}
if (inExpressionContext) {
parseExpected(29);
}
else {
parseExpected(29, undefined, false);
scanJsxText();
}
return finishNode(node);
}
function parseTypeAssertion() {
var node = createNode(192);
parseExpected(27);
node.type = parseType();
parseExpected(29);
node.expression = parseSimpleUnaryExpression();
return finishNode(node);
}
function parseMemberExpressionRest(expression) {
while (true) {
var dotToken = parseOptionalToken(23);
if (dotToken) {
var propertyAccess = createNode(187, expression.pos);
propertyAccess.expression = expression;
propertyAccess.name = parseRightSideOfDot(true);
expression = finishNode(propertyAccess);
continue;
}
if (token() === 51 && !scanner.hasPrecedingLineBreak()) {
nextToken();
var nonNullExpression = createNode(211, expression.pos);
nonNullExpression.expression = expression;
expression = finishNode(nonNullExpression);
continue;
}
if (!inDecoratorContext() && parseOptional(21)) {
var indexedAccess = createNode(188, expression.pos);
indexedAccess.expression = expression;
if (token() === 22) {
indexedAccess.argumentExpression = createMissingNode(71, true, ts.Diagnostics.An_element_access_expression_should_take_an_argument);
}
else {
var argument = allowInAnd(parseExpression);
if (ts.isStringOrNumericLiteral(argument)) {
argument.text = internIdentifier(argument.text);
}
indexedAccess.argumentExpression = argument;
}
parseExpected(22);
expression = finishNode(indexedAccess);
continue;
}
if (isTemplateStartOfTaggedTemplate()) {
expression = parseTaggedTemplateRest(expression, undefined);
continue;
}
return expression;
}
}
function isTemplateStartOfTaggedTemplate() {
return token() === 13 || token() === 14;
}
function parseTaggedTemplateRest(tag, typeArguments) {
var tagExpression = createNode(191, tag.pos);
tagExpression.tag = tag;
tagExpression.typeArguments = typeArguments;
tagExpression.template = token() === 13
? parseLiteralNode()
: parseTemplateExpression();
return finishNode(tagExpression);
}
function parseCallExpressionRest(expression) {
while (true) {
expression = parseMemberExpressionRest(expression);
if (token() === 27) {
var typeArguments = tryParse(parseTypeArgumentsInExpression);
if (!typeArguments) {
return expression;
}
if (isTemplateStartOfTaggedTemplate()) {
expression = parseTaggedTemplateRest(expression, typeArguments);
continue;
}
var callExpr = createNode(189, expression.pos);
callExpr.expression = expression;
callExpr.typeArguments = typeArguments;
callExpr.arguments = parseArgumentList();
expression = finishNode(callExpr);
continue;
}
else if (token() === 19) {
var callExpr = createNode(189, expression.pos);
callExpr.expression = expression;
callExpr.arguments = parseArgumentList();
expression = finishNode(callExpr);
continue;
}
return expression;
}
}
function parseArgumentList() {
parseExpected(19);
var result = parseDelimitedList(11, parseArgumentExpression);
parseExpected(20);
return result;
}
function parseTypeArgumentsInExpression() {
if (!parseOptional(27)) {
return undefined;
}
var typeArguments = parseDelimitedList(19, parseType);
if (!parseExpected(29)) {
return undefined;
}
return typeArguments && canFollowTypeArgumentsInExpression()
? typeArguments
: undefined;
}
function canFollowTypeArgumentsInExpression() {
switch (token()) {
case 19:
case 13:
case 14:
case 23:
case 20:
case 22:
case 56:
case 25:
case 55:
case 32:
case 34:
case 33:
case 35:
case 53:
case 54:
case 50:
case 48:
case 49:
case 18:
case 1:
return true;
case 26:
case 17:
default:
return false;
}
}
function parsePrimaryExpression() {
switch (token()) {
case 8:
case 9:
case 13:
return parseLiteralNode();
case 99:
case 97:
case 95:
case 101:
case 86:
return parseTokenNode();
case 19:
return parseParenthesizedExpression();
case 21:
return parseArrayLiteralExpression();
case 17:
return parseObjectLiteralExpression();
case 120:
if (!lookAhead(nextTokenIsFunctionKeywordOnSameLine)) {
break;
}
return parseFunctionExpression();
case 75:
return parseClassExpression();
case 89:
return parseFunctionExpression();
case 94:
return parseNewExpressionOrNewDotTarget();
case 41:
case 63:
if (reScanSlashToken() === 12) {
return parseLiteralNode();
}
break;
case 14:
return parseTemplateExpression();
}
return parseIdentifier(ts.Diagnostics.Expression_expected);
}
function parseParenthesizedExpression() {
var node = createNodeWithJSDoc(193);
parseExpected(19);
node.expression = allowInAnd(parseExpression);
parseExpected(20);
return finishNode(node);
}
function parseSpreadElement() {
var node = createNode(206);
parseExpected(24);
node.expression = parseAssignmentExpressionOrHigher();
return finishNode(node);
}
function parseArgumentOrArrayLiteralElement() {
return token() === 24 ? parseSpreadElement() :
token() === 26 ? createNode(208) :
parseAssignmentExpressionOrHigher();
}
function parseArgumentExpression() {
return doOutsideOfContext(disallowInAndDecoratorContext, parseArgumentOrArrayLiteralElement);
}
function parseArrayLiteralExpression() {
var node = createNode(185);
parseExpected(21);
if (scanner.hasPrecedingLineBreak()) {
node.multiLine = true;
}
node.elements = parseDelimitedList(15, parseArgumentOrArrayLiteralElement);
parseExpected(22);
return finishNode(node);
}
function parseObjectLiteralElement() {
var node = createNodeWithJSDoc(0);
if (parseOptionalToken(24)) {
node.kind = 275;
node.expression = parseAssignmentExpressionOrHigher();
return finishNode(node);
}
node.decorators = parseDecorators();
node.modifiers = parseModifiers();
if (parseContextualModifier(125)) {
return parseAccessorDeclaration(node, 156);
}
if (parseContextualModifier(136)) {
return parseAccessorDeclaration(node, 157);
}
var asteriskToken = parseOptionalToken(39);
var tokenIsIdentifier = isIdentifier();
node.name = parsePropertyName();
node.questionToken = parseOptionalToken(55);
if (asteriskToken || token() === 19 || token() === 27) {
return parseMethodDeclaration(node, asteriskToken);
}
var isShorthandPropertyAssignment = tokenIsIdentifier && (token() === 26 || token() === 18 || token() === 58);
if (isShorthandPropertyAssignment) {
node.kind = 274;
var equalsToken = parseOptionalToken(58);
if (equalsToken) {
node.equalsToken = equalsToken;
node.objectAssignmentInitializer = allowInAnd(parseAssignmentExpressionOrHigher);
}
}
else {
node.kind = 273;
parseExpected(56);
node.initializer = allowInAnd(parseAssignmentExpressionOrHigher);
}
return finishNode(node);
}
function parseObjectLiteralExpression() {
var node = createNode(186);
parseExpected(17);
if (scanner.hasPrecedingLineBreak()) {
node.multiLine = true;
}
node.properties = parseDelimitedList(12, parseObjectLiteralElement, true);
parseExpected(18);
return finishNode(node);
}
function parseFunctionExpression() {
var saveDecoratorContext = inDecoratorContext();
if (saveDecoratorContext) {
setDecoratorContext(false);
}
var node = createNodeWithJSDoc(194);
node.modifiers = parseModifiers();
parseExpected(89);
node.asteriskToken = parseOptionalToken(39);
var isGenerator = node.asteriskToken ? 1 : 0;
var isAsync = ts.hasModifier(node, 256) ? 2 : 0;
node.name =
isGenerator && isAsync ? doInYieldAndAwaitContext(parseOptionalIdentifier) :
isGenerator ? doInYieldContext(parseOptionalIdentifier) :
isAsync ? doInAwaitContext(parseOptionalIdentifier) :
parseOptionalIdentifier();
fillSignature(56, isGenerator | isAsync, node);
node.body = parseFunctionBlock(isGenerator | isAsync);
if (saveDecoratorContext) {
setDecoratorContext(true);
}
return finishNode(node);
}
function parseOptionalIdentifier() {
return isIdentifier() ? parseIdentifier() : undefined;
}
function parseNewExpressionOrNewDotTarget() {
var fullStart = scanner.getStartPos();
parseExpected(94);
if (parseOptional(23)) {
var node_2 = createNode(212, fullStart);
node_2.keywordToken = 94;
node_2.name = parseIdentifierName();
return finishNode(node_2);
}
var expression = parsePrimaryExpression();
var typeArguments;
while (true) {
expression = parseMemberExpressionRest(expression);
typeArguments = tryParse(parseTypeArgumentsInExpression);
if (isTemplateStartOfTaggedTemplate()) {
ts.Debug.assert(!!typeArguments, "Expected a type argument list; all plain tagged template starts should be consumed in 'parseMemberExpressionRest'");
expression = parseTaggedTemplateRest(expression, typeArguments);
typeArguments = undefined;
}
break;
}
var node = createNode(190, fullStart);
node.expression = expression;
node.typeArguments = typeArguments;
if (node.typeArguments || token() === 19) {
node.arguments = parseArgumentList();
}
return finishNode(node);
}
function parseBlock(ignoreMissingOpenBrace, diagnosticMessage) {
var node = createNode(216);
if (parseExpected(17, diagnosticMessage) || ignoreMissingOpenBrace) {
if (scanner.hasPrecedingLineBreak()) {
node.multiLine = true;
}
node.statements = parseList(1, parseStatement);
parseExpected(18);
}
else {
node.statements = createMissingList();
}
return finishNode(node);
}
function parseFunctionBlock(flags, diagnosticMessage) {
var savedYieldContext = inYieldContext();
setYieldContext(!!(flags & 1));
var savedAwaitContext = inAwaitContext();
setAwaitContext(!!(flags & 2));
var saveDecoratorContext = inDecoratorContext();
if (saveDecoratorContext) {
setDecoratorContext(false);
}
var block = parseBlock(!!(flags & 16), diagnosticMessage);
if (saveDecoratorContext) {
setDecoratorContext(true);
}
setYieldContext(savedYieldContext);
setAwaitContext(savedAwaitContext);
return block;
}
function parseEmptyStatement() {
var node = createNode(218);
parseExpected(25);
return finishNode(node);
}
function parseIfStatement() {
var node = createNode(220);
parseExpected(90);
parseExpected(19);
node.expression = allowInAnd(parseExpression);
parseExpected(20);
node.thenStatement = parseStatement();
node.elseStatement = parseOptional(82) ? parseStatement() : undefined;
return finishNode(node);
}
function parseDoStatement() {
var node = createNode(221);
parseExpected(81);
node.statement = parseStatement();
parseExpected(106);
parseExpected(19);
node.expression = allowInAnd(parseExpression);
parseExpected(20);
parseOptional(25);
return finishNode(node);
}
function parseWhileStatement() {
var node = createNode(222);
parseExpected(106);
parseExpected(19);
node.expression = allowInAnd(parseExpression);
parseExpected(20);
node.statement = parseStatement();
return finishNode(node);
}
function parseForOrForInOrForOfStatement() {
var pos = getNodePos();
parseExpected(88);
var awaitToken = parseOptionalToken(121);
parseExpected(19);
var initializer;
if (token() !== 25) {
if (token() === 104 || token() === 110 || token() === 76) {
initializer = parseVariableDeclarationList(true);
}
else {
initializer = disallowInAnd(parseExpression);
}
}
var forOrForInOrForOfStatement;
if (awaitToken ? parseExpected(145) : parseOptional(145)) {
var forOfStatement = createNode(225, pos);
forOfStatement.awaitModifier = awaitToken;
forOfStatement.initializer = initializer;
forOfStatement.expression = allowInAnd(parseAssignmentExpressionOrHigher);
parseExpected(20);
forOrForInOrForOfStatement = forOfStatement;
}
else if (parseOptional(92)) {
var forInStatement = createNode(224, pos);
forInStatement.initializer = initializer;
forInStatement.expression = allowInAnd(parseExpression);
parseExpected(20);
forOrForInOrForOfStatement = forInStatement;
}
else {
var forStatement = createNode(223, pos);
forStatement.initializer = initializer;
parseExpected(25);
if (token() !== 25 && token() !== 20) {
forStatement.condition = allowInAnd(parseExpression);
}
parseExpected(25);
if (token() !== 20) {
forStatement.incrementor = allowInAnd(parseExpression);
}
parseExpected(20);
forOrForInOrForOfStatement = forStatement;
}
forOrForInOrForOfStatement.statement = parseStatement();
return finishNode(forOrForInOrForOfStatement);
}
function parseBreakOrContinueStatement(kind) {
var node = createNode(kind);
parseExpected(kind === 227 ? 72 : 77);
if (!canParseSemicolon()) {
node.label = parseIdentifier();
}
parseSemicolon();
return finishNode(node);
}
function parseReturnStatement() {
var node = createNode(228);
parseExpected(96);
if (!canParseSemicolon()) {
node.expression = allowInAnd(parseExpression);
}
parseSemicolon();
return finishNode(node);
}
function parseWithStatement() {
var node = createNode(229);
parseExpected(107);
parseExpected(19);
node.expression = allowInAnd(parseExpression);
parseExpected(20);
node.statement = doInsideOfContext(8388608, parseStatement);
return finishNode(node);
}
function parseCaseClause() {
var node = createNode(269);
parseExpected(73);
node.expression = allowInAnd(parseExpression);
parseExpected(56);
node.statements = parseList(3, parseStatement);
return finishNode(node);
}
function parseDefaultClause() {
var node = createNode(270);
parseExpected(79);
parseExpected(56);
node.statements = parseList(3, parseStatement);
return finishNode(node);
}
function parseCaseOrDefaultClause() {
return token() === 73 ? parseCaseClause() : parseDefaultClause();
}
function parseSwitchStatement() {
var node = createNode(230);
parseExpected(98);
parseExpected(19);
node.expression = allowInAnd(parseExpression);
parseExpected(20);
var caseBlock = createNode(244);
parseExpected(17);
caseBlock.clauses = parseList(2, parseCaseOrDefaultClause);
parseExpected(18);
node.caseBlock = finishNode(caseBlock);
return finishNode(node);
}
function parseThrowStatement() {
var node = createNode(232);
parseExpected(100);
node.expression = scanner.hasPrecedingLineBreak() ? undefined : allowInAnd(parseExpression);
parseSemicolon();
return finishNode(node);
}
function parseTryStatement() {
var node = createNode(233);
parseExpected(102);
node.tryBlock = parseBlock(false);
node.catchClause = token() === 74 ? parseCatchClause() : undefined;
if (!node.catchClause || token() === 87) {
parseExpected(87);
node.finallyBlock = parseBlock(false);
}
return finishNode(node);
}
function parseCatchClause() {
var result = createNode(272);
parseExpected(74);
if (parseOptional(19)) {
result.variableDeclaration = parseVariableDeclaration();
parseExpected(20);
}
else {
result.variableDeclaration = undefined;
}
result.block = parseBlock(false);
return finishNode(result);
}
function parseDebuggerStatement() {
var node = createNode(234);
parseExpected(78);
parseSemicolon();
return finishNode(node);
}
function parseExpressionOrLabeledStatement() {
var node = createNodeWithJSDoc(0);
var expression = allowInAnd(parseExpression);
if (expression.kind === 71 && parseOptional(56)) {
node.kind = 231;
node.label = expression;
node.statement = parseStatement();
}
else {
node.kind = 219;
node.expression = expression;
parseSemicolon();
}
return finishNode(node);
}
function nextTokenIsIdentifierOrKeywordOnSameLine() {
nextToken();
return ts.tokenIsIdentifierOrKeyword(token()) && !scanner.hasPrecedingLineBreak();
}
function nextTokenIsClassKeywordOnSameLine() {
nextToken();
return token() === 75 && !scanner.hasPrecedingLineBreak();
}
function nextTokenIsFunctionKeywordOnSameLine() {
nextToken();
return token() === 89 && !scanner.hasPrecedingLineBreak();
}
function nextTokenIsIdentifierOrKeywordOrLiteralOnSameLine() {
nextToken();
return (ts.tokenIsIdentifierOrKeyword(token()) || token() === 8 || token() === 9) && !scanner.hasPrecedingLineBreak();
}
function isDeclaration() {
while (true) {
switch (token()) {
case 104:
case 110:
case 76:
case 89:
case 75:
case 83:
return true;
case 109:
case 139:
return nextTokenIsIdentifierOnSameLine();
case 129:
case 130:
return nextTokenIsIdentifierOrStringLiteralOnSameLine();
case 117:
case 120:
case 124:
case 112:
case 113:
case 114:
case 132:
nextToken();
if (scanner.hasPrecedingLineBreak()) {
return false;
}
continue;
case 144:
nextToken();
return token() === 17 || token() === 71 || token() === 84;
case 91:
nextToken();
return token() === 9 || token() === 39 ||
token() === 17 || ts.tokenIsIdentifierOrKeyword(token());
case 84:
nextToken();
if (token() === 58 || token() === 39 ||
token() === 17 || token() === 79 ||
token() === 118) {
return true;
}
continue;
case 115:
nextToken();
continue;
default:
return false;
}
}
}
function isStartOfDeclaration() {
return lookAhead(isDeclaration);
}
function isStartOfStatement() {
switch (token()) {
case 57:
case 25:
case 17:
case 104:
case 110:
case 89:
case 75:
case 83:
case 90:
case 81:
case 106:
case 88:
case 77:
case 72:
case 96:
case 107:
case 98:
case 100:
case 102:
case 78:
case 74:
case 87:
return true;
case 91:
return isStartOfDeclaration() || lookAhead(nextTokenIsOpenParenOrLessThanOrDot);
case 76:
case 84:
return isStartOfDeclaration();
case 120:
case 124:
case 109:
case 129:
case 130:
case 139:
case 144:
return true;
case 114:
case 112:
case 113:
case 115:
case 132:
return isStartOfDeclaration() || !lookAhead(nextTokenIsIdentifierOrKeywordOnSameLine);
default:
return isStartOfExpression();
}
}
function nextTokenIsIdentifierOrStartOfDestructuring() {
nextToken();
return isIdentifier() || token() === 17 || token() === 21;
}
function isLetDeclaration() {
return lookAhead(nextTokenIsIdentifierOrStartOfDestructuring);
}
function parseStatement() {
switch (token()) {
case 25:
return parseEmptyStatement();
case 17:
return parseBlock(false);
case 104:
return parseVariableStatement(createNodeWithJSDoc(235));
case 110:
if (isLetDeclaration()) {
return parseVariableStatement(createNodeWithJSDoc(235));
}
break;
case 89:
return parseFunctionDeclaration(createNodeWithJSDoc(237));
case 75:
return parseClassDeclaration(createNodeWithJSDoc(238));
case 90:
return parseIfStatement();
case 81:
return parseDoStatement();
case 106:
return parseWhileStatement();
case 88:
return parseForOrForInOrForOfStatement();
case 77:
return parseBreakOrContinueStatement(226);
case 72:
return parseBreakOrContinueStatement(227);
case 96:
return parseReturnStatement();
case 107:
return parseWithStatement();
case 98:
return parseSwitchStatement();
case 100:
return parseThrowStatement();
case 102:
case 74:
case 87:
return parseTryStatement();
case 78:
return parseDebuggerStatement();
case 57:
return parseDeclaration();
case 120:
case 109:
case 139:
case 129:
case 130:
case 124:
case 76:
case 83:
case 84:
case 91:
case 112:
case 113:
case 114:
case 117:
case 115:
case 132:
case 144:
if (isStartOfDeclaration()) {
return parseDeclaration();
}
break;
}
return parseExpressionOrLabeledStatement();
}
function isDeclareModifier(modifier) {
return modifier.kind === 124;
}
function parseDeclaration() {
var node = createNodeWithJSDoc(0);
node.decorators = parseDecorators();
node.modifiers = parseModifiers();
if (ts.some(node.modifiers, isDeclareModifier)) {
for (var _i = 0, _a = node.modifiers; _i < _a.length; _i++) {
var m = _a[_i];
m.flags |= 4194304;
}
return doInsideOfContext(4194304, function () { return parseDeclarationWorker(node); });
}
else {
return parseDeclarationWorker(node);
}
}
function parseDeclarationWorker(node) {
switch (token()) {
case 104:
case 110:
case 76:
return parseVariableStatement(node);
case 89:
return parseFunctionDeclaration(node);
case 75:
return parseClassDeclaration(node);
case 109:
return parseInterfaceDeclaration(node);
case 139:
return parseTypeAliasDeclaration(node);
case 83:
return parseEnumDeclaration(node);
case 144:
case 129:
case 130:
return parseModuleDeclaration(node);
case 91:
return parseImportDeclarationOrImportEqualsDeclaration(node);
case 84:
nextToken();
switch (token()) {
case 79:
case 58:
return parseExportAssignment(node);
case 118:
return parseNamespaceExportDeclaration(node);
default:
return parseExportDeclaration(node);
}
default:
if (node.decorators || node.modifiers) {
var missing = createMissingNode(256, true, ts.Diagnostics.Declaration_expected);
missing.pos = node.pos;
missing.decorators = node.decorators;
missing.modifiers = node.modifiers;
return finishNode(missing);
}
return undefined;
}
}
function nextTokenIsIdentifierOrStringLiteralOnSameLine() {
nextToken();
return !scanner.hasPrecedingLineBreak() && (isIdentifier() || token() === 9);
}
function parseFunctionBlockOrSemicolon(flags, diagnosticMessage) {
if (token() !== 17 && canParseSemicolon()) {
parseSemicolon();
return;
}
return parseFunctionBlock(flags, diagnosticMessage);
}
function parseArrayBindingElement() {
if (token() === 26) {
return createNode(208);
}
var node = createNode(184);
node.dotDotDotToken = parseOptionalToken(24);
node.name = parseIdentifierOrPattern();
node.initializer = parseInitializer();
return finishNode(node);
}
function parseObjectBindingElement() {
var node = createNode(184);
node.dotDotDotToken = parseOptionalToken(24);
var tokenIsIdentifier = isIdentifier();
var propertyName = parsePropertyName();
if (tokenIsIdentifier && token() !== 56) {
node.name = propertyName;
}
else {
parseExpected(56);
node.propertyName = propertyName;
node.name = parseIdentifierOrPattern();
}
node.initializer = parseInitializer();
return finishNode(node);
}
function parseObjectBindingPattern() {
var node = createNode(182);
parseExpected(17);
node.elements = parseDelimitedList(9, parseObjectBindingElement);
parseExpected(18);
return finishNode(node);
}
function parseArrayBindingPattern() {
var node = createNode(183);
parseExpected(21);
node.elements = parseDelimitedList(10, parseArrayBindingElement);
parseExpected(22);
return finishNode(node);
}
function isIdentifierOrPattern() {
return token() === 17 || token() === 21 || isIdentifier();
}
function parseIdentifierOrPattern() {
if (token() === 21) {
return parseArrayBindingPattern();
}
if (token() === 17) {
return parseObjectBindingPattern();
}
return parseIdentifier();
}
function parseVariableDeclarationAllowExclamation() {
return parseVariableDeclaration(true);
}
function parseVariableDeclaration(allowExclamation) {
var node = createNode(235);
node.name = parseIdentifierOrPattern();
if (allowExclamation && node.name.kind === 71 &&
token() === 51 && !scanner.hasPrecedingLineBreak()) {
node.exclamationToken = parseTokenNode();
}
node.type = parseTypeAnnotation();
if (!isInOrOfKeyword(token())) {
node.initializer = parseInitializer();
}
return finishNode(node);
}
function parseVariableDeclarationList(inForStatementInitializer) {
var node = createNode(236);
switch (token()) {
case 104:
break;
case 110:
node.flags |= 1;
break;
case 76:
node.flags |= 2;
break;
default:
ts.Debug.fail();
}
nextToken();
if (token() === 145 && lookAhead(canFollowContextualOfKeyword)) {
node.declarations = createMissingList();
}
else {
var savedDisallowIn = inDisallowInContext();
setDisallowInContext(inForStatementInitializer);
node.declarations = parseDelimitedList(8, inForStatementInitializer ? parseVariableDeclaration : parseVariableDeclarationAllowExclamation);
setDisallowInContext(savedDisallowIn);
}
return finishNode(node);
}
function canFollowContextualOfKeyword() {
return nextTokenIsIdentifier() && nextToken() === 20;
}
function parseVariableStatement(node) {
node.kind = 217;
node.declarationList = parseVariableDeclarationList(false);
parseSemicolon();
return finishNode(node);
}
function parseFunctionDeclaration(node) {
node.kind = 237;
parseExpected(89);
node.asteriskToken = parseOptionalToken(39);
node.name = ts.hasModifier(node, 512) ? parseOptionalIdentifier() : parseIdentifier();
var isGenerator = node.asteriskToken ? 1 : 0;
var isAsync = ts.hasModifier(node, 256) ? 2 : 0;
fillSignature(56, isGenerator | isAsync, node);
node.body = parseFunctionBlockOrSemicolon(isGenerator | isAsync, ts.Diagnostics.or_expected);
return finishNode(node);
}
function parseConstructorDeclaration(node) {
node.kind = 155;
parseExpected(123);
fillSignature(56, 0, node);
node.body = parseFunctionBlockOrSemicolon(0, ts.Diagnostics.or_expected);
return finishNode(node);
}
function parseMethodDeclaration(node, asteriskToken, diagnosticMessage) {
node.kind = 154;
node.asteriskToken = asteriskToken;
var isGenerator = asteriskToken ? 1 : 0;
var isAsync = ts.hasModifier(node, 256) ? 2 : 0;
fillSignature(56, isGenerator | isAsync, node);
node.body = parseFunctionBlockOrSemicolon(isGenerator | isAsync, diagnosticMessage);
return finishNode(node);
}
function parsePropertyDeclaration(node) {
node.kind = 152;
if (!node.questionToken && token() === 51 && !scanner.hasPrecedingLineBreak()) {
node.exclamationToken = parseTokenNode();
}
node.type = parseTypeAnnotation();
node.initializer = ts.hasModifier(node, 32)
? allowInAnd(parseInitializer)
: doOutsideOfContext(4096 | 2048, parseInitializer);
parseSemicolon();
return finishNode(node);
}
function parsePropertyOrMethodDeclaration(node) {
var asteriskToken = parseOptionalToken(39);
node.name = parsePropertyName();
node.questionToken = parseOptionalToken(55);
if (asteriskToken || token() === 19 || token() === 27) {
return parseMethodDeclaration(node, asteriskToken, ts.Diagnostics.or_expected);
}
return parsePropertyDeclaration(node);
}
function parseAccessorDeclaration(node, kind) {
node.kind = kind;
node.name = parsePropertyName();
fillSignature(56, 0, node);
node.body = parseFunctionBlockOrSemicolon(0);
return finishNode(node);
}
function isClassMemberStart() {
var idToken;
if (token() === 57) {
return true;
}
while (ts.isModifierKind(token())) {
idToken = token();
if (ts.isClassMemberModifier(idToken)) {
return true;
}
nextToken();
}
if (token() === 39) {
return true;
}
if (isLiteralPropertyName()) {
idToken = token();
nextToken();
}
if (token() === 21) {
return true;
}
if (idToken !== undefined) {
if (!ts.isKeyword(idToken) || idToken === 136 || idToken === 125) {
return true;
}
switch (token()) {
case 19:
case 27:
case 51:
case 56:
case 58:
case 55:
return true;
default:
return canParseSemicolon();
}
}
return false;
}
function parseDecorators() {
var list;
var listPos = getNodePos();
while (true) {
var decoratorStart = getNodePos();
if (!parseOptional(57)) {
break;
}
var decorator = createNode(150, decoratorStart);
decorator.expression = doInDecoratorContext(parseLeftHandSideExpressionOrHigher);
finishNode(decorator);
(list || (list = [])).push(decorator);
}
return list && createNodeArray(list, listPos);
}
function parseModifiers(permitInvalidConstAsModifier) {
var list;
var listPos = getNodePos();
while (true) {
var modifierStart = scanner.getStartPos();
var modifierKind = token();
if (token() === 76 && permitInvalidConstAsModifier) {
if (!tryParse(nextTokenIsOnSameLineAndCanFollowModifier)) {
break;
}
}
else {
if (!parseAnyContextualModifier()) {
break;
}
}
var modifier = finishNode(createNode(modifierKind, modifierStart));
(list || (list = [])).push(modifier);
}
return list && createNodeArray(list, listPos);
}
function parseModifiersForArrowFunction() {
var modifiers;
if (token() === 120) {
var modifierStart = scanner.getStartPos();
var modifierKind = token();
nextToken();
var modifier = finishNode(createNode(modifierKind, modifierStart));
modifiers = createNodeArray([modifier], modifierStart);
}
return modifiers;
}
function parseClassElement() {
if (token() === 25) {
var result = createNode(215);
nextToken();
return finishNode(result);
}
var node = createNodeWithJSDoc(0);
node.decorators = parseDecorators();
node.modifiers = parseModifiers(true);
if (parseContextualModifier(125)) {
return parseAccessorDeclaration(node, 156);
}
if (parseContextualModifier(136)) {
return parseAccessorDeclaration(node, 157);
}
if (token() === 123) {
return parseConstructorDeclaration(node);
}
if (isIndexSignature()) {
return parseIndexSignatureDeclaration(node);
}
if (ts.tokenIsIdentifierOrKeyword(token()) ||
token() === 9 ||
token() === 8 ||
token() === 39 ||
token() === 21) {
return parsePropertyOrMethodDeclaration(node);
}
if (node.decorators || node.modifiers) {
node.name = createMissingNode(71, true, ts.Diagnostics.Declaration_expected);
return parsePropertyDeclaration(node);
}
return ts.Debug.fail("Should not have attempted to parse class member declaration.");
}
function parseClassExpression() {
return parseClassDeclarationOrExpression(createNodeWithJSDoc(0), 207);
}
function parseClassDeclaration(node) {
return parseClassDeclarationOrExpression(node, 238);
}
function parseClassDeclarationOrExpression(node, kind) {
node.kind = kind;
parseExpected(75);
node.name = parseNameOfClassDeclarationOrExpression();
node.typeParameters = parseTypeParameters();
node.heritageClauses = parseHeritageClauses();
if (parseExpected(17)) {
node.members = parseClassMembers();
parseExpected(18);
}
else {
node.members = createMissingList();
}
return finishNode(node);
}
function parseNameOfClassDeclarationOrExpression() {
return isIdentifier() && !isImplementsClause()
? parseIdentifier()
: undefined;
}
function isImplementsClause() {
return token() === 108 && lookAhead(nextTokenIsIdentifierOrKeyword);
}
function parseHeritageClauses() {
if (isHeritageClause()) {
return parseList(21, parseHeritageClause);
}
return undefined;
}
function parseHeritageClause() {
var tok = token();
ts.Debug.assert(tok === 85 || tok === 108);
var node = createNode(271);
node.token = tok;
nextToken();
node.types = parseDelimitedList(7, parseExpressionWithTypeArguments);
return finishNode(node);
}
function parseExpressionWithTypeArguments() {
var node = createNode(209);
node.expression = parseLeftHandSideExpressionOrHigher();
node.typeArguments = tryParseTypeArguments();
return finishNode(node);
}
function tryParseTypeArguments() {
return token() === 27
? parseBracketedList(19, parseType, 27, 29)
: undefined;
}
function isHeritageClause() {
return token() === 85 || token() === 108;
}
function parseClassMembers() {
return parseList(5, parseClassElement);
}
function parseInterfaceDeclaration(node) {
node.kind = 239;
parseExpected(109);
node.name = parseIdentifier();
node.typeParameters = parseTypeParameters();
node.heritageClauses = parseHeritageClauses();
node.members = parseObjectTypeMembers();
return finishNode(node);
}
function parseTypeAliasDeclaration(node) {
node.kind = 240;
parseExpected(139);
node.name = parseIdentifier();
node.typeParameters = parseTypeParameters();
parseExpected(58);
node.type = parseType();
parseSemicolon();
return finishNode(node);
}
function parseEnumMember() {
var node = createNodeWithJSDoc(276);
node.name = parsePropertyName();
node.initializer = allowInAnd(parseInitializer);
return finishNode(node);
}
function parseEnumDeclaration(node) {
node.kind = 241;
parseExpected(83);
node.name = parseIdentifier();
if (parseExpected(17)) {
node.members = parseDelimitedList(6, parseEnumMember);
parseExpected(18);
}
else {
node.members = createMissingList();
}
return finishNode(node);
}
function parseModuleBlock() {
var node = createNode(243);
if (parseExpected(17)) {
node.statements = parseList(1, parseStatement);
parseExpected(18);
}
else {
node.statements = createMissingList();
}
return finishNode(node);
}
function parseModuleOrNamespaceDeclaration(node, flags) {
node.kind = 242;
var namespaceFlag = flags & 16;
node.flags |= flags;
node.name = parseIdentifier();
node.body = parseOptional(23)
? parseModuleOrNamespaceDeclaration(createNode(0), 4 | namespaceFlag)
: parseModuleBlock();
return finishNode(node);
}
function parseAmbientExternalModuleDeclaration(node) {
node.kind = 242;
if (token() === 144) {
node.name = parseIdentifier();
node.flags |= 512;
}
else {
node.name = parseLiteralNode();
node.name.text = internIdentifier(node.name.text);
}
if (token() === 17) {
node.body = parseModuleBlock();
}
else {
parseSemicolon();
}
return finishNode(node);
}
function parseModuleDeclaration(node) {
var flags = 0;
if (token() === 144) {
return parseAmbientExternalModuleDeclaration(node);
}
else if (parseOptional(130)) {
flags |= 16;
}
else {
parseExpected(129);
if (token() === 9) {
return parseAmbientExternalModuleDeclaration(node);
}
}
return parseModuleOrNamespaceDeclaration(node, flags);
}
function isExternalModuleReference() {
return token() === 133 &&
lookAhead(nextTokenIsOpenParen);
}
function nextTokenIsOpenParen() {
return nextToken() === 19;
}
function nextTokenIsSlash() {
return nextToken() === 41;
}
function parseNamespaceExportDeclaration(node) {
node.kind = 245;
parseExpected(118);
parseExpected(130);
node.name = parseIdentifier();
parseSemicolon();
return finishNode(node);
}
function parseImportDeclarationOrImportEqualsDeclaration(node) {
parseExpected(91);
var afterImportPos = scanner.getStartPos();
var identifier;
if (isIdentifier()) {
identifier = parseIdentifier();
if (token() !== 26 && token() !== 143) {
return parseImportEqualsDeclaration(node, identifier);
}
}
node.kind = 247;
if (identifier ||
token() === 39 ||
token() === 17) {
node.importClause = parseImportClause(identifier, afterImportPos);
parseExpected(143);
}
node.moduleSpecifier = parseModuleSpecifier();
parseSemicolon();
return finishNode(node);
}
function parseImportEqualsDeclaration(node, identifier) {
node.kind = 246;
node.name = identifier;
parseExpected(58);
node.moduleReference = parseModuleReference();
parseSemicolon();
return finishNode(node);
}
function parseImportClause(identifier, fullStart) {
var importClause = createNode(248, fullStart);
if (identifier) {
importClause.name = identifier;
}
if (!importClause.name ||
parseOptional(26)) {
importClause.namedBindings = token() === 39 ? parseNamespaceImport() : parseNamedImportsOrExports(250);
}
return finishNode(importClause);
}
function parseModuleReference() {
return isExternalModuleReference()
? parseExternalModuleReference()
: parseEntityName(false);
}
function parseExternalModuleReference() {
var node = createNode(257);
parseExpected(133);
parseExpected(19);
node.expression = parseModuleSpecifier();
parseExpected(20);
return finishNode(node);
}
function parseModuleSpecifier() {
if (token() === 9) {
var result = parseLiteralNode();
result.text = internIdentifier(result.text);
return result;
}
else {
return parseExpression();
}
}
function parseNamespaceImport() {
var namespaceImport = createNode(249);
parseExpected(39);
parseExpected(118);
namespaceImport.name = parseIdentifier();
return finishNode(namespaceImport);
}
function parseNamedImportsOrExports(kind) {
var node = createNode(kind);
node.elements = parseBracketedList(22, kind === 250 ? parseImportSpecifier : parseExportSpecifier, 17, 18);
return finishNode(node);
}
function parseExportSpecifier() {
return parseImportOrExportSpecifier(255);
}
function parseImportSpecifier() {
return parseImportOrExportSpecifier(251);
}
function parseImportOrExportSpecifier(kind) {
var node = createNode(kind);
var checkIdentifierIsKeyword = ts.isKeyword(token()) && !isIdentifier();
var checkIdentifierStart = scanner.getTokenPos();
var checkIdentifierEnd = scanner.getTextPos();
var identifierName = parseIdentifierName();
if (token() === 118) {
node.propertyName = identifierName;
parseExpected(118);
checkIdentifierIsKeyword = ts.isKeyword(token()) && !isIdentifier();
checkIdentifierStart = scanner.getTokenPos();
checkIdentifierEnd = scanner.getTextPos();
node.name = parseIdentifierName();
}
else {
node.name = identifierName;
}
if (kind === 251 && checkIdentifierIsKeyword) {
parseErrorAt(checkIdentifierStart, checkIdentifierEnd, ts.Diagnostics.Identifier_expected);
}
return finishNode(node);
}
function parseExportDeclaration(node) {
node.kind = 253;
if (parseOptional(39)) {
parseExpected(143);
node.moduleSpecifier = parseModuleSpecifier();
}
else {
node.exportClause = parseNamedImportsOrExports(254);
if (token() === 143 || (token() === 9 && !scanner.hasPrecedingLineBreak())) {
parseExpected(143);
node.moduleSpecifier = parseModuleSpecifier();
}
}
parseSemicolon();
return finishNode(node);
}
function parseExportAssignment(node) {
node.kind = 252;
if (parseOptional(58)) {
node.isExportEquals = true;
}
else {
parseExpected(79);
}
node.expression = parseAssignmentExpressionOrHigher();
parseSemicolon();
return finishNode(node);
}
function setExternalModuleIndicator(sourceFile) {
sourceFile.externalModuleIndicator =
ts.forEach(sourceFile.statements, isAnExternalModuleIndicatorNode) ||
getImportMetaIfNecessary(sourceFile);
}
function isAnExternalModuleIndicatorNode(node) {
return ts.hasModifier(node, 1)
|| node.kind === 246 && node.moduleReference.kind === 257
|| node.kind === 247
|| node.kind === 252
|| node.kind === 253
? node
: undefined;
}
function getImportMetaIfNecessary(sourceFile) {
return sourceFile.flags & 1048576 ?
walkTreeForExternalModuleIndicators(sourceFile) :
undefined;
}
function walkTreeForExternalModuleIndicators(node) {
return isImportMeta(node) ? node : forEachChild(node, walkTreeForExternalModuleIndicators);
}
function isImportMeta(node) {
return ts.isMetaProperty(node) && node.keywordToken === 91 && node.name.escapedText === "meta";
}
var JSDocParser;
(function (JSDocParser) {
function parseJSDocTypeExpressionForTests(content, start, length) {
initializeState(content, 6, undefined, 1);
sourceFile = createSourceFile("file.js", 6, 1, false);
scanner.setText(content, start, length);
currentToken = scanner.scan();
var jsDocTypeExpression = parseJSDocTypeExpression();
var diagnostics = parseDiagnostics;
clearState();
return jsDocTypeExpression ? { jsDocTypeExpression: jsDocTypeExpression, diagnostics: diagnostics } : undefined;
}
JSDocParser.parseJSDocTypeExpressionForTests = parseJSDocTypeExpressionForTests;
function parseJSDocTypeExpression(mayOmitBraces) {
var result = createNode(281, scanner.getTokenPos());
var hasBrace = (mayOmitBraces ? parseOptional : parseExpected)(17);
result.type = doInsideOfContext(2097152, parseJSDocType);
if (!mayOmitBraces || hasBrace) {
parseExpected(18);
}
fixupParentReferences(result);
return finishNode(result);
}
JSDocParser.parseJSDocTypeExpression = parseJSDocTypeExpression;
function parseIsolatedJSDocComment(content, start, length) {
initializeState(content, 6, undefined, 1);
sourceFile = { languageVariant: 0, text: content };
var jsDoc = parseJSDocCommentWorker(start, length);
var diagnostics = parseDiagnostics;
clearState();
return jsDoc ? { jsDoc: jsDoc, diagnostics: diagnostics } : undefined;
}
JSDocParser.parseIsolatedJSDocComment = parseIsolatedJSDocComment;
function parseJSDocComment(parent, start, length) {
var _a;
var saveToken = currentToken;
var saveParseDiagnosticsLength = parseDiagnostics.length;
var saveParseErrorBeforeNextFinishedNode = parseErrorBeforeNextFinishedNode;
var comment = parseJSDocCommentWorker(start, length);
if (comment) {
comment.parent = parent;
}
if (contextFlags & 65536) {
if (!sourceFile.jsDocDiagnostics) {
sourceFile.jsDocDiagnostics = [];
}
(_a = sourceFile.jsDocDiagnostics).push.apply(_a, parseDiagnostics);
}
currentToken = saveToken;
parseDiagnostics.length = saveParseDiagnosticsLength;
parseErrorBeforeNextFinishedNode = saveParseErrorBeforeNextFinishedNode;
return comment;
}
JSDocParser.parseJSDocComment = parseJSDocComment;
function parseJSDocCommentWorker(start, length) {
if (start === void 0) { start = 0; }
var content = sourceText;
var end = length === undefined ? content.length : start + length;
length = end - start;
ts.Debug.assert(start >= 0);
ts.Debug.assert(start <= end);
ts.Debug.assert(end <= content.length);
if (!isJSDocLikeText(content, start)) {
return undefined;
}
var tags;
var tagsPos;
var tagsEnd;
var comments = [];
return scanner.scanRange(start + 3, length - 5, function () {
var state = 1;
var margin;
var indent = start - Math.max(content.lastIndexOf("\n", start), 0) + 4;
function pushComment(text) {
if (!margin) {
margin = indent;
}
comments.push(text);
indent += text.length;
}
nextJSDocToken();
while (parseOptionalJsdoc(5))
;
if (parseOptionalJsdoc(4)) {
state = 0;
indent = 0;
}
loop: while (true) {
switch (token()) {
case 57:
if (state === 0 || state === 1) {
removeTrailingNewlines(comments);
addTag(parseTag(indent));
state = 0;
margin = undefined;
indent++;
}
else {
pushComment(scanner.getTokenText());
}
break;
case 4:
comments.push(scanner.getTokenText());
state = 0;
indent = 0;
break;
case 39:
var asterisk = scanner.getTokenText();
if (state === 1 || state === 2) {
state = 2;
pushComment(asterisk);
}
else {
state = 1;
indent += asterisk.length;
}
break;
case 71:
pushComment(scanner.getTokenText());
state = 2;
break;
case 5:
var whitespace = scanner.getTokenText();
if (state === 2) {
comments.push(whitespace);
}
else if (margin !== undefined && indent + whitespace.length > margin) {
comments.push(whitespace.slice(margin - indent - 1));
}
indent += whitespace.length;
break;
case 1:
break loop;
default:
state = 2;
pushComment(scanner.getTokenText());
break;
}
nextJSDocToken();
}
removeLeadingNewlines(comments);
removeTrailingNewlines(comments);
return createJSDocComment();
});
function removeLeadingNewlines(comments) {
while (comments.length && (comments[0] === "\n" || comments[0] === "\r")) {
comments.shift();
}
}
function removeTrailingNewlines(comments) {
while (comments.length && (comments[comments.length - 1] === "\n" || comments[comments.length - 1] === "\r")) {
comments.pop();
}
}
function createJSDocComment() {
var result = createNode(289, start);
result.tags = tags && createNodeArray(tags, tagsPos, tagsEnd);
result.comment = comments.length ? comments.join("") : undefined;
return finishNode(result, end);
}
function isNextNonwhitespaceTokenEndOfFile() {
while (true) {
nextJSDocToken();
if (token() === 1) {
return true;
}
if (!(token() === 5 || token() === 4)) {
return false;
}
}
}
function skipWhitespace() {
if (token() === 5 || token() === 4) {
if (lookAhead(isNextNonwhitespaceTokenEndOfFile)) {
return;
}
}
while (token() === 5 || token() === 4) {
nextJSDocToken();
}
}
function parseTag(indent) {
ts.Debug.assert(token() === 57);
var atToken = createNode(57, scanner.getTokenPos());
atToken.end = scanner.getTextPos();
nextJSDocToken();
var tagName = parseJSDocIdentifierName();
skipWhitespace();
var tag;
switch (tagName.escapedText) {
case "augments":
case "extends":
tag = parseAugmentsTag(atToken, tagName);
break;
case "class":
case "constructor":
tag = parseClassTag(atToken, tagName);
break;
case "this":
tag = parseThisTag(atToken, tagName);
break;
case "arg":
case "argument":
case "param":
return parseParameterOrPropertyTag(atToken, tagName, 2, indent);
case "return":
case "returns":
tag = parseReturnTag(atToken, tagName);
break;
case "template":
tag = parseTemplateTag(atToken, tagName);
break;
case "type":
tag = parseTypeTag(atToken, tagName);
break;
case "typedef":
tag = parseTypedefTag(atToken, tagName, indent);
break;
case "callback":
tag = parseCallbackTag(atToken, tagName, indent);
break;
default:
tag = parseUnknownTag(atToken, tagName);
break;
}
if (!tag.comment) {
tag.comment = parseTagComments(indent + tag.end - tag.pos);
}
return tag;
}
function parseTagComments(indent) {
var comments = [];
var state = 0;
var margin;
function pushComment(text) {
if (!margin) {
margin = indent;
}
comments.push(text);
indent += text.length;
}
var tok = token();
loop: while (true) {
switch (tok) {
case 4:
if (state >= 1) {
state = 0;
comments.push(scanner.getTokenText());
}
indent = 0;
break;
case 57:
scanner.setTextPos(scanner.getTextPos() - 1);
case 1:
break loop;
case 5:
if (state === 2) {
pushComment(scanner.getTokenText());
}
else {
var whitespace = scanner.getTokenText();
if (margin !== undefined && indent + whitespace.length > margin) {
comments.push(whitespace.slice(margin - indent - 1));
}
indent += whitespace.length;
}
break;
case 17:
state = 2;
if (lookAhead(function () { return nextJSDocToken() === 57 && ts.tokenIsIdentifierOrKeyword(nextJSDocToken()) && scanner.getTokenText() === "link"; })) {
pushComment(scanner.getTokenText());
nextJSDocToken();
pushComment(scanner.getTokenText());
nextJSDocToken();
}
pushComment(scanner.getTokenText());
break;
case 39:
if (state === 0) {
state = 1;
indent += 1;
break;
}
default:
state = 2;
pushComment(scanner.getTokenText());
break;
}
tok = nextJSDocToken();
}
removeLeadingNewlines(comments);
removeTrailingNewlines(comments);
return comments.length === 0 ? undefined : comments.join("");
}
function parseUnknownTag(atToken, tagName) {
var result = createNode(292, atToken.pos);
result.atToken = atToken;
result.tagName = tagName;
return finishNode(result);
}
function addTag(tag) {
if (!tag) {
return;
}
if (!tags) {
tags = [tag];
tagsPos = tag.pos;
}
else {
tags.push(tag);
}
tagsEnd = tag.end;
}
function tryParseTypeExpression() {
skipWhitespace();
return token() === 17 ? parseJSDocTypeExpression() : undefined;
}
function parseBracketNameInPropertyAndParamTag() {
if (token() === 13) {
return { name: createIdentifier(true), isBracketed: false };
}
var isBracketed = parseOptional(21);
var name = parseJSDocEntityName();
if (isBracketed) {
skipWhitespace();
if (parseOptionalToken(58)) {
parseExpression();
}
parseExpected(22);
}
return { name: name, isBracketed: isBracketed };
}
function isObjectOrObjectArrayTypeReference(node) {
switch (node.kind) {
case 135:
return true;
case 167:
return isObjectOrObjectArrayTypeReference(node.elementType);
default:
return ts.isTypeReferenceNode(node) && ts.isIdentifier(node.typeName) && node.typeName.escapedText === "Object";
}
}
function parseParameterOrPropertyTag(atToken, tagName, target, indent) {
var typeExpression = tryParseTypeExpression();
var isNameFirst = !typeExpression;
skipWhitespace();
var _a = parseBracketNameInPropertyAndParamTag(), name = _a.name, isBracketed = _a.isBracketed;
skipWhitespace();
if (isNameFirst) {
typeExpression = tryParseTypeExpression();
}
var result = target === 1 ?
createNode(302, atToken.pos) :
createNode(296, atToken.pos);
var comment;
if (indent !== undefined)
comment = parseTagComments(indent + scanner.getStartPos() - atToken.pos);
var nestedTypeLiteral = target !== 4 && parseNestedTypeLiteral(typeExpression, name, target);
if (nestedTypeLiteral) {
typeExpression = nestedTypeLiteral;
isNameFirst = true;
}
result.atToken = atToken;
result.tagName = tagName;
result.typeExpression = typeExpression;
result.name = name;
result.isNameFirst = isNameFirst;
result.isBracketed = isBracketed;
result.comment = comment;
return finishNode(result);
}
function parseNestedTypeLiteral(typeExpression, name, target) {
if (typeExpression && isObjectOrObjectArrayTypeReference(typeExpression.type)) {
var typeLiteralExpression = createNode(281, scanner.getTokenPos());
var child = void 0;
var jsdocTypeLiteral = void 0;
var start_2 = scanner.getStartPos();
var children = void 0;
while (child = tryParse(function () { return parseChildParameterOrPropertyTag(target, name); })) {
if (child.kind === 296 || child.kind === 302) {
children = ts.append(children, child);
}
}
if (children) {
jsdocTypeLiteral = createNode(290, start_2);
jsdocTypeLiteral.jsDocPropertyTags = children;
if (typeExpression.type.kind === 167) {
jsdocTypeLiteral.isArrayType = true;
}
typeLiteralExpression.type = finishNode(jsdocTypeLiteral);
return finishNode(typeLiteralExpression);
}
}
}
function parseReturnTag(atToken, tagName) {
if (ts.forEach(tags, function (t) { return t.kind === 297; })) {
parseErrorAt(tagName.pos, scanner.getTokenPos(), ts.Diagnostics._0_tag_already_specified, tagName.escapedText);
}
var result = createNode(297, atToken.pos);
result.atToken = atToken;
result.tagName = tagName;
result.typeExpression = tryParseTypeExpression();
return finishNode(result);
}
function parseTypeTag(atToken, tagName) {
if (ts.forEach(tags, function (t) { return t.kind === 299; })) {
parseErrorAt(tagName.pos, scanner.getTokenPos(), ts.Diagnostics._0_tag_already_specified, tagName.escapedText);
}
var result = createNode(299, atToken.pos);
result.atToken = atToken;
result.tagName = tagName;
result.typeExpression = parseJSDocTypeExpression(true);
return finishNode(result);
}
function parseAugmentsTag(atToken, tagName) {
var result = createNode(293, atToken.pos);
result.atToken = atToken;
result.tagName = tagName;
result.class = parseExpressionWithTypeArgumentsForAugments();
return finishNode(result);
}
function parseExpressionWithTypeArgumentsForAugments() {
var usedBrace = parseOptional(17);
var node = createNode(209);
node.expression = parsePropertyAccessEntityNameExpression();
node.typeArguments = tryParseTypeArguments();
var res = finishNode(node);
if (usedBrace) {
parseExpected(18);
}
return res;
}
function parsePropertyAccessEntityNameExpression() {
var node = parseJSDocIdentifierName();
while (parseOptional(23)) {
var prop = createNode(187, node.pos);
prop.expression = node;
prop.name = parseJSDocIdentifierName();
node = finishNode(prop);
}
return node;
}
function parseClassTag(atToken, tagName) {
var tag = createNode(294, atToken.pos);
tag.atToken = atToken;
tag.tagName = tagName;
return finishNode(tag);
}
function parseThisTag(atToken, tagName) {
var tag = createNode(298, atToken.pos);
tag.atToken = atToken;
tag.tagName = tagName;
tag.typeExpression = parseJSDocTypeExpression(true);
skipWhitespace();
return finishNode(tag);
}
function parseTypedefTag(atToken, tagName, indent) {
var typeExpression = tryParseTypeExpression();
skipWhitespace();
var typedefTag = createNode(301, atToken.pos);
typedefTag.atToken = atToken;
typedefTag.tagName = tagName;
typedefTag.fullName = parseJSDocTypeNameWithNamespace();
typedefTag.name = getJSDocTypeAliasName(typedefTag.fullName);
skipWhitespace();
typedefTag.comment = parseTagComments(indent);
typedefTag.typeExpression = typeExpression;
var end;
if (!typeExpression || isObjectOrObjectArrayTypeReference(typeExpression.type)) {
var child = void 0;
var jsdocTypeLiteral = void 0;
var childTypeTag = void 0;
var start_3 = scanner.getStartPos();
while (child = tryParse(function () { return parseChildPropertyTag(); })) {
if (!jsdocTypeLiteral) {
jsdocTypeLiteral = createNode(290, start_3);
}
if (child.kind === 299) {
if (childTypeTag) {
break;
}
else {
childTypeTag = child;
}
}
else {
jsdocTypeLiteral.jsDocPropertyTags = ts.append(jsdocTypeLiteral.jsDocPropertyTags, child);
}
}
if (jsdocTypeLiteral) {
if (typeExpression && typeExpression.type.kind === 167) {
jsdocTypeLiteral.isArrayType = true;
}
typedefTag.typeExpression = childTypeTag && childTypeTag.typeExpression && !isObjectOrObjectArrayTypeReference(childTypeTag.typeExpression.type) ?
childTypeTag.typeExpression :
finishNode(jsdocTypeLiteral);
end = typedefTag.typeExpression.end;
}
}
return finishNode(typedefTag, end || typedefTag.comment !== undefined ? scanner.getStartPos() : (typedefTag.fullName || typedefTag.typeExpression || typedefTag.tagName).end);
}
function parseJSDocTypeNameWithNamespace(nested) {
var pos = scanner.getTokenPos();
if (!ts.tokenIsIdentifierOrKeyword(token())) {
return undefined;
}
var typeNameOrNamespaceName = parseJSDocIdentifierName();
if (parseOptional(23)) {
var jsDocNamespaceNode = createNode(242, pos);
if (nested) {
jsDocNamespaceNode.flags |= 4;
}
jsDocNamespaceNode.name = typeNameOrNamespaceName;
jsDocNamespaceNode.body = parseJSDocTypeNameWithNamespace(true);
return finishNode(jsDocNamespaceNode);
}
if (nested) {
typeNameOrNamespaceName.isInJSDocNamespace = true;
}
return typeNameOrNamespaceName;
}
function parseCallbackTag(atToken, tagName, indent) {
var callbackTag = createNode(295, atToken.pos);
callbackTag.atToken = atToken;
callbackTag.tagName = tagName;
callbackTag.fullName = parseJSDocTypeNameWithNamespace();
callbackTag.name = getJSDocTypeAliasName(callbackTag.fullName);
skipWhitespace();
callbackTag.comment = parseTagComments(indent);
var child;
var start = scanner.getStartPos();
var jsdocSignature = createNode(291, start);
jsdocSignature.parameters = [];
while (child = tryParse(function () { return parseChildParameterOrPropertyTag(4); })) {
jsdocSignature.parameters = ts.append(jsdocSignature.parameters, child);
}
var returnTag = tryParse(function () {
if (parseOptionalJsdoc(57)) {
var tag = parseTag(indent);
if (tag && tag.kind === 297) {
return tag;
}
}
});
if (returnTag) {
jsdocSignature.type = returnTag;
}
callbackTag.typeExpression = finishNode(jsdocSignature);
return finishNode(callbackTag);
}
function getJSDocTypeAliasName(fullName) {
if (fullName) {
var rightNode = fullName;
while (true) {
if (ts.isIdentifier(rightNode) || !rightNode.body) {
return ts.isIdentifier(rightNode) ? rightNode : rightNode.name;
}
rightNode = rightNode.body;
}
}
}
function escapedTextsEqual(a, b) {
while (!ts.isIdentifier(a) || !ts.isIdentifier(b)) {
if (!ts.isIdentifier(a) && !ts.isIdentifier(b) && a.right.escapedText === b.right.escapedText) {
a = a.left;
b = b.left;
}
else {
return false;
}
}
return a.escapedText === b.escapedText;
}
function parseChildPropertyTag() {
return parseChildParameterOrPropertyTag(1);
}
function parseChildParameterOrPropertyTag(target, name) {
var canParseTag = true;
var seenAsterisk = false;
while (true) {
switch (nextJSDocToken()) {
case 57:
if (canParseTag) {
var child = tryParseChildTag(target);
if (child && (child.kind === 296 || child.kind === 302) &&
target !== 4 &&
name && (ts.isIdentifier(child.name) || !escapedTextsEqual(name, child.name.left))) {
return false;
}
return child;
}
seenAsterisk = false;
break;
case 4:
canParseTag = true;
seenAsterisk = false;
break;
case 39:
if (seenAsterisk) {
canParseTag = false;
}
seenAsterisk = true;
break;
case 71:
canParseTag = false;
break;
case 1:
return false;
}
}
}
function tryParseChildTag(target) {
ts.Debug.assert(token() === 57);
var atToken = createNode(57);
atToken.end = scanner.getTextPos();
nextJSDocToken();
var tagName = parseJSDocIdentifierName();
skipWhitespace();
var t;
switch (tagName.escapedText) {
case "type":
return target === 1 && parseTypeTag(atToken, tagName);
case "prop":
case "property":
t = 1;
break;
case "arg":
case "argument":
case "param":
t = 2 | 4;
break;
default:
return false;
}
if (!(target & t)) {
return false;
}
var tag = parseParameterOrPropertyTag(atToken, tagName, target, undefined);
tag.comment = parseTagComments(tag.end - tag.pos);
return tag;
}
function parseTemplateTag(atToken, tagName) {
var constraint;
if (token() === 17) {
constraint = parseJSDocTypeExpression();
}
var typeParameters = [];
var typeParametersPos = getNodePos();
do {
skipWhitespace();
var typeParameter = createNode(148);
typeParameter.name = parseJSDocIdentifierName(ts.Diagnostics.Unexpected_token_A_type_parameter_name_was_expected_without_curly_braces);
skipWhitespace();
finishNode(typeParameter);
typeParameters.push(typeParameter);
} while (parseOptionalJsdoc(26));
if (constraint) {
ts.first(typeParameters).constraint = constraint.type;
}
var result = createNode(300, atToken.pos);
result.atToken = atToken;
result.tagName = tagName;
result.typeParameters = createNodeArray(typeParameters, typeParametersPos);
finishNode(result);
return result;
}
function nextJSDocToken() {
return currentToken = scanner.scanJSDocToken();
}
function parseOptionalJsdoc(t) {
if (token() === t) {
nextJSDocToken();
return true;
}
return false;
}
function parseJSDocEntityName() {
var entity = parseJSDocIdentifierName();
if (parseOptional(21)) {
parseExpected(22);
}
while (parseOptional(23)) {
var name = parseJSDocIdentifierName();
if (parseOptional(21)) {
parseExpected(22);
}
entity = createQualifiedName(entity, name);
}
return entity;
}
function parseJSDocIdentifierName(message) {
if (!ts.tokenIsIdentifierOrKeyword(token())) {
return createMissingNode(71, !message, message || ts.Diagnostics.Identifier_expected);
}
var pos = scanner.getTokenPos();
var end = scanner.getTextPos();
var result = createNode(71, pos);
result.escapedText = ts.escapeLeadingUnderscores(scanner.getTokenText());
finishNode(result, end);
nextJSDocToken();
return result;
}
}
JSDocParser.parseJSDocCommentWorker = parseJSDocCommentWorker;
})(JSDocParser = Parser.JSDocParser || (Parser.JSDocParser = {}));
})(Parser || (Parser = {}));
var IncrementalParser;
(function (IncrementalParser) {
function updateSourceFile(sourceFile, newText, textChangeRange, aggressiveChecks) {
aggressiveChecks = aggressiveChecks || ts.Debug.shouldAssert(2);
checkChangeRange(sourceFile, newText, textChangeRange, aggressiveChecks);
if (ts.textChangeRangeIsUnchanged(textChangeRange)) {
return sourceFile;
}
if (sourceFile.statements.length === 0) {
return Parser.parseSourceFile(sourceFile.fileName, newText, sourceFile.languageVersion, undefined, true, sourceFile.scriptKind);
}
var incrementalSourceFile = sourceFile;
ts.Debug.assert(!incrementalSourceFile.hasBeenIncrementallyParsed);
incrementalSourceFile.hasBeenIncrementallyParsed = true;
var oldText = sourceFile.text;
var syntaxCursor = createSyntaxCursor(sourceFile);
var changeRange = extendToAffectedRange(sourceFile, textChangeRange);
checkChangeRange(sourceFile, newText, changeRange, aggressiveChecks);
ts.Debug.assert(changeRange.span.start <= textChangeRange.span.start);
ts.Debug.assert(ts.textSpanEnd(changeRange.span) === ts.textSpanEnd(textChangeRange.span));
ts.Debug.assert(ts.textSpanEnd(ts.textChangeRangeNewSpan(changeRange)) === ts.textSpanEnd(ts.textChangeRangeNewSpan(textChangeRange)));
var delta = ts.textChangeRangeNewSpan(changeRange).length - changeRange.span.length;
updateTokenPositionsAndMarkElements(incrementalSourceFile, changeRange.span.start, ts.textSpanEnd(changeRange.span), ts.textSpanEnd(ts.textChangeRangeNewSpan(changeRange)), delta, oldText, newText, aggressiveChecks);
var result = Parser.parseSourceFile(sourceFile.fileName, newText, sourceFile.languageVersion, syntaxCursor, true, sourceFile.scriptKind);
return result;
}
IncrementalParser.updateSourceFile = updateSourceFile;
function moveElementEntirelyPastChangeRange(element, isArray, delta, oldText, newText, aggressiveChecks) {
if (isArray) {
visitArray(element);
}
else {
visitNode(element);
}
return;
function visitNode(node) {
var text = "";
if (aggressiveChecks && shouldCheckNode(node)) {
text = oldText.substring(node.pos, node.end);
}
if (node._children) {
node._children = undefined;
}
node.pos += delta;
node.end += delta;
if (aggressiveChecks && shouldCheckNode(node)) {
ts.Debug.assert(text === newText.substring(node.pos, node.end));
}
forEachChild(node, visitNode, visitArray);
if (ts.hasJSDocNodes(node)) {
for (var _i = 0, _a = node.jsDoc; _i < _a.length; _i++) {
var jsDocComment = _a[_i];
visitNode(jsDocComment);
}
}
checkNodePositions(node, aggressiveChecks);
}
function visitArray(array) {
array._children = undefined;
array.pos += delta;
array.end += delta;
for (var _i = 0, array_8 = array; _i < array_8.length; _i++) {
var node = array_8[_i];
visitNode(node);
}
}
}
function shouldCheckNode(node) {
switch (node.kind) {
case 9:
case 8:
case 71:
return true;
}
return false;
}
function adjustIntersectingElement(element, changeStart, changeRangeOldEnd, changeRangeNewEnd, delta) {
ts.Debug.assert(element.end >= changeStart, "Adjusting an element that was entirely before the change range");
ts.Debug.assert(element.pos <= changeRangeOldEnd, "Adjusting an element that was entirely after the change range");
ts.Debug.assert(element.pos <= element.end);
element.pos = Math.min(element.pos, changeRangeNewEnd);
if (element.end >= changeRangeOldEnd) {
element.end += delta;
}
else {
element.end = Math.min(element.end, changeRangeNewEnd);
}
ts.Debug.assert(element.pos <= element.end);
if (element.parent) {
ts.Debug.assert(element.pos >= element.parent.pos);
ts.Debug.assert(element.end <= element.parent.end);
}
}
function checkNodePositions(node, aggressiveChecks) {
if (aggressiveChecks) {
var pos_2 = node.pos;
var visitNode_1 = function (child) {
ts.Debug.assert(child.pos >= pos_2);
pos_2 = child.end;
};
if (ts.hasJSDocNodes(node)) {
for (var _i = 0, _a = node.jsDoc; _i < _a.length; _i++) {
var jsDocComment = _a[_i];
visitNode_1(jsDocComment);
}
}
forEachChild(node, visitNode_1);
ts.Debug.assert(pos_2 <= node.end);
}
}
function updateTokenPositionsAndMarkElements(sourceFile, changeStart, changeRangeOldEnd, changeRangeNewEnd, delta, oldText, newText, aggressiveChecks) {
visitNode(sourceFile);
return;
function visitNode(child) {
ts.Debug.assert(child.pos <= child.end);
if (child.pos > changeRangeOldEnd) {
moveElementEntirelyPastChangeRange(child, false, delta, oldText, newText, aggressiveChecks);
return;
}
var fullEnd = child.end;
if (fullEnd >= changeStart) {
child.intersectsChange = true;
child._children = undefined;
adjustIntersectingElement(child, changeStart, changeRangeOldEnd, changeRangeNewEnd, delta);
forEachChild(child, visitNode, visitArray);
if (ts.hasJSDocNodes(child)) {
for (var _i = 0, _a = child.jsDoc; _i < _a.length; _i++) {
var jsDocComment = _a[_i];
visitNode(jsDocComment);
}
}
checkNodePositions(child, aggressiveChecks);
return;
}
ts.Debug.assert(fullEnd < changeStart);
}
function visitArray(array) {
ts.Debug.assert(array.pos <= array.end);
if (array.pos > changeRangeOldEnd) {
moveElementEntirelyPastChangeRange(array, true, delta, oldText, newText, aggressiveChecks);
return;
}
var fullEnd = array.end;
if (fullEnd >= changeStart) {
array.intersectsChange = true;
array._children = undefined;
adjustIntersectingElement(array, changeStart, changeRangeOldEnd, changeRangeNewEnd, delta);
for (var _i = 0, array_9 = array; _i < array_9.length; _i++) {
var node = array_9[_i];
visitNode(node);
}
return;
}
ts.Debug.assert(fullEnd < changeStart);
}
}
function extendToAffectedRange(sourceFile, changeRange) {
var maxLookahead = 1;
var start = changeRange.span.start;
for (var i = 0; start > 0 && i <= maxLookahead; i++) {
var nearestNode = findNearestNodeStartingBeforeOrAtPosition(sourceFile, start);
ts.Debug.assert(nearestNode.pos <= start);
var position = nearestNode.pos;
start = Math.max(0, position - 1);
}
var finalSpan = ts.createTextSpanFromBounds(start, ts.textSpanEnd(changeRange.span));
var finalLength = changeRange.newLength + (changeRange.span.start - start);
return ts.createTextChangeRange(finalSpan, finalLength);
}
function findNearestNodeStartingBeforeOrAtPosition(sourceFile, position) {
var bestResult = sourceFile;
var lastNodeEntirelyBeforePosition;
forEachChild(sourceFile, visit);
if (lastNodeEntirelyBeforePosition) {
var lastChildOfLastEntireNodeBeforePosition = getLastDescendant(lastNodeEntirelyBeforePosition);
if (lastChildOfLastEntireNodeBeforePosition.pos > bestResult.pos) {
bestResult = lastChildOfLastEntireNodeBeforePosition;
}
}
return bestResult;
function getLastDescendant(node) {
while (true) {
var lastChild = ts.getLastChild(node);
if (lastChild) {
node = lastChild;
}
else {
return node;
}
}
}
function visit(child) {
if (ts.nodeIsMissing(child)) {
return;
}
if (child.pos <= position) {
if (child.pos >= bestResult.pos) {
bestResult = child;
}
if (position < child.end) {
forEachChild(child, visit);
return true;
}
else {
ts.Debug.assert(child.end <= position);
lastNodeEntirelyBeforePosition = child;
}
}
else {
ts.Debug.assert(child.pos > position);
return true;
}
}
}
function checkChangeRange(sourceFile, newText, textChangeRange, aggressiveChecks) {
var oldText = sourceFile.text;
if (textChangeRange) {
ts.Debug.assert((oldText.length - textChangeRange.span.length + textChangeRange.newLength) === newText.length);
if (aggressiveChecks || ts.Debug.shouldAssert(3)) {
var oldTextPrefix = oldText.substr(0, textChangeRange.span.start);
var newTextPrefix = newText.substr(0, textChangeRange.span.start);
ts.Debug.assert(oldTextPrefix === newTextPrefix);
var oldTextSuffix = oldText.substring(ts.textSpanEnd(textChangeRange.span), oldText.length);
var newTextSuffix = newText.substring(ts.textSpanEnd(ts.textChangeRangeNewSpan(textChangeRange)), newText.length);
ts.Debug.assert(oldTextSuffix === newTextSuffix);
}
}
}
function createSyntaxCursor(sourceFile) {
var currentArray = sourceFile.statements;
var currentArrayIndex = 0;
ts.Debug.assert(currentArrayIndex < currentArray.length);
var current = currentArray[currentArrayIndex];
var lastQueriedPosition = -1;
return {
currentNode: function (position) {
if (position !== lastQueriedPosition) {
if (current && current.end === position && currentArrayIndex < (currentArray.length - 1)) {
currentArrayIndex++;
current = currentArray[currentArrayIndex];
}
if (!current || current.pos !== position) {
findHighestListElementThatStartsAtPosition(position);
}
}
lastQueriedPosition = position;
ts.Debug.assert(!current || current.pos === position);
return current;
}
};
function findHighestListElementThatStartsAtPosition(position) {
currentArray = undefined;
currentArrayIndex = -1;
current = undefined;
forEachChild(sourceFile, visitNode, visitArray);
return;
function visitNode(node) {
if (position >= node.pos && position < node.end) {
forEachChild(node, visitNode, visitArray);
return true;
}
return false;
}
function visitArray(array) {
if (position >= array.pos && position < array.end) {
for (var i = 0; i < array.length; i++) {
var child = array[i];
if (child) {
if (child.pos === position) {
currentArray = array;
currentArrayIndex = i;
current = child;
return true;
}
else {
if (child.pos < position && position < child.end) {
forEachChild(child, visitNode, visitArray);
return true;
}
}
}
}
}
return false;
}
}
}
})(IncrementalParser || (IncrementalParser = {}));
function isDeclarationFileName(fileName) {
return ts.fileExtensionIs(fileName, ".d.ts");
}
function processCommentPragmas(context, sourceText) {
var triviaScanner = ts.createScanner(context.languageVersion, false, 0, sourceText);
var pragmas = [];
while (true) {
var kind = triviaScanner.scan();
if (!ts.isTrivia(kind)) {
break;
}
var range = {
kind: triviaScanner.getToken(),
pos: triviaScanner.getTokenPos(),
end: triviaScanner.getTextPos(),
};
var comment = sourceText.substring(range.pos, range.end);
extractPragmas(pragmas, range, comment);
}
context.pragmas = ts.createMap();
for (var _i = 0, pragmas_1 = pragmas; _i < pragmas_1.length; _i++) {
var pragma = pragmas_1[_i];
if (context.pragmas.has(pragma.name)) {
var currentValue = context.pragmas.get(pragma.name);
if (currentValue instanceof Array) {
currentValue.push(pragma.args);
}
else {
context.pragmas.set(pragma.name, [currentValue, pragma.args]);
}
continue;
}
context.pragmas.set(pragma.name, pragma.args);
}
}
ts.processCommentPragmas = processCommentPragmas;
function processPragmasIntoFields(context, reportDiagnostic) {
context.checkJsDirective = undefined;
context.referencedFiles = [];
context.typeReferenceDirectives = [];
context.libReferenceDirectives = [];
context.amdDependencies = [];
context.hasNoDefaultLib = false;
context.pragmas.forEach(function (entryOrList, key) {
switch (key) {
case "reference": {
var referencedFiles_1 = context.referencedFiles;
var typeReferenceDirectives_1 = context.typeReferenceDirectives;
var libReferenceDirectives_1 = context.libReferenceDirectives;
ts.forEach(ts.toArray(entryOrList), function (arg) {
if (arg.arguments["no-default-lib"]) {
context.hasNoDefaultLib = true;
}
else if (arg.arguments.types) {
typeReferenceDirectives_1.push({ pos: arg.arguments.types.pos, end: arg.arguments.types.end, fileName: arg.arguments.types.value });
}
else if (arg.arguments.lib) {
libReferenceDirectives_1.push({ pos: arg.arguments.lib.pos, end: arg.arguments.lib.end, fileName: arg.arguments.lib.value });
}
else if (arg.arguments.path) {
referencedFiles_1.push({ pos: arg.arguments.path.pos, end: arg.arguments.path.end, fileName: arg.arguments.path.value });
}
else {
reportDiagnostic(arg.range.pos, arg.range.end - arg.range.pos, ts.Diagnostics.Invalid_reference_directive_syntax);
}
});
break;
}
case "amd-dependency": {
context.amdDependencies = ts.map(ts.toArray(entryOrList), function (x) { return ({ name: x.arguments.name, path: x.arguments.path }); });
break;
}
case "amd-module": {
if (entryOrList instanceof Array) {
for (var _i = 0, entryOrList_1 = entryOrList; _i < entryOrList_1.length; _i++) {
var entry = entryOrList_1[_i];
if (context.moduleName) {
reportDiagnostic(entry.range.pos, entry.range.end - entry.range.pos, ts.Diagnostics.An_AMD_module_cannot_have_multiple_name_assignments);
}
context.moduleName = entry.arguments.name;
}
}
else {
context.moduleName = entryOrList.arguments.name;
}
break;
}
case "ts-nocheck":
case "ts-check": {
ts.forEach(ts.toArray(entryOrList), function (entry) {
if (!context.checkJsDirective || entry.range.pos > context.checkJsDirective.pos) {
context.checkJsDirective = {
enabled: key === "ts-check",
end: entry.range.end,
pos: entry.range.pos
};
}
});
break;
}
case "jsx": return;
default: ts.Debug.fail("Unhandled pragma kind");
}
});
}
ts.processPragmasIntoFields = processPragmasIntoFields;
var namedArgRegExCache = ts.createMap();
function getNamedArgRegEx(name) {
if (namedArgRegExCache.has(name)) {
return namedArgRegExCache.get(name);
}
var result = new RegExp("(\\s" + name + "\\s*=\\s*)('|\")(.+?)\\2", "im");
namedArgRegExCache.set(name, result);
return result;
}
var tripleSlashXMLCommentStartRegEx = /^\/\/\/\s*<(\S+)\s.*?\/>/im;
var singleLinePragmaRegEx = /^\/\/\/?\s*@(\S+)\s*(.*)\s*$/im;
function extractPragmas(pragmas, range, text) {
var tripleSlash = range.kind === 2 && tripleSlashXMLCommentStartRegEx.exec(text);
if (tripleSlash) {
var name = tripleSlash[1].toLowerCase();
var pragma = ts.commentPragmas[name];
if (!pragma || !(pragma.kind & 1)) {
return;
}
if (pragma.args) {
var argument = {};
for (var _i = 0, _a = pragma.args; _i < _a.length; _i++) {
var arg = _a[_i];
var matcher = getNamedArgRegEx(arg.name);
var matchResult = matcher.exec(text);
if (!matchResult && !arg.optional) {
return;
}
else if (matchResult) {
if (arg.captureSpan) {
var startPos = range.pos + matchResult.index + matchResult[1].length + matchResult[2].length;
argument[arg.name] = {
value: matchResult[3],
pos: startPos,
end: startPos + matchResult[3].length
};
}
else {
argument[arg.name] = matchResult[3];
}
}
}
pragmas.push({ name: name, args: { arguments: argument, range: range } });
}
else {
pragmas.push({ name: name, args: { arguments: {}, range: range } });
}
return;
}
var singleLine = range.kind === 2 && singleLinePragmaRegEx.exec(text);
if (singleLine) {
return addPragmaForMatch(pragmas, range, 2, singleLine);
}
if (range.kind === 3) {
var multiLinePragmaRegEx = /\s*@(\S+)\s*(.*)\s*$/gim;
var multiLineMatch = void 0;
while (multiLineMatch = multiLinePragmaRegEx.exec(text)) {
addPragmaForMatch(pragmas, range, 4, multiLineMatch);
}
}
}
function addPragmaForMatch(pragmas, range, kind, match) {
if (!match)
return;
var name = match[1].toLowerCase();
var pragma = ts.commentPragmas[name];
if (!pragma || !(pragma.kind & kind)) {
return;
}
var args = match[2];
var argument = getNamedPragmaArguments(pragma, args);
if (argument === "fail")
return;
pragmas.push({ name: name, args: { arguments: argument, range: range } });
return;
}
function getNamedPragmaArguments(pragma, text) {
if (!text)
return {};
if (!pragma.args)
return {};
var args = text.split(/\s+/);
var argMap = {};
for (var i = 0; i < pragma.args.length; i++) {
var argument = pragma.args[i];
if (!args[i] && !argument.optional) {
return "fail";
}
if (argument.captureSpan) {
return ts.Debug.fail("Capture spans not yet implemented for non-xml pragmas");
}
argMap[argument.name] = args[i];
}
return argMap;
}
function tagNamesAreEquivalent(lhs, rhs) {
if (lhs.kind !== rhs.kind) {
return false;
}
if (lhs.kind === 71) {
return lhs.escapedText === rhs.escapedText;
}
if (lhs.kind === 99) {
return true;
}
return lhs.name.escapedText === rhs.name.escapedText &&
tagNamesAreEquivalent(lhs.expression, rhs.expression);
}
ts.tagNamesAreEquivalent = tagNamesAreEquivalent;
})(ts || (ts = {}));
var ts;
(function (ts) {
ts.compileOnSaveCommandLineOption = { name: "compileOnSave", type: "boolean" };
var libEntries = [
["es5", "lib.es5.d.ts"],
["es6", "lib.es2015.d.ts"],
["es2015", "lib.es2015.d.ts"],
["es7", "lib.es2016.d.ts"],
["es2016", "lib.es2016.d.ts"],
["es2017", "lib.es2017.d.ts"],
["es2018", "lib.es2018.d.ts"],
["esnext", "lib.esnext.d.ts"],
["dom", "lib.dom.d.ts"],
["dom.iterable", "lib.dom.iterable.d.ts"],
["webworker", "lib.webworker.d.ts"],
["webworker.importscripts", "lib.webworker.importscripts.d.ts"],
["scripthost", "lib.scripthost.d.ts"],
["es2015.core", "lib.es2015.core.d.ts"],
["es2015.collection", "lib.es2015.collection.d.ts"],
["es2015.generator", "lib.es2015.generator.d.ts"],
["es2015.iterable", "lib.es2015.iterable.d.ts"],
["es2015.promise", "lib.es2015.promise.d.ts"],
["es2015.proxy", "lib.es2015.proxy.d.ts"],
["es2015.reflect", "lib.es2015.reflect.d.ts"],
["es2015.symbol", "lib.es2015.symbol.d.ts"],
["es2015.symbol.wellknown", "lib.es2015.symbol.wellknown.d.ts"],
["es2016.array.include", "lib.es2016.array.include.d.ts"],
["es2017.object", "lib.es2017.object.d.ts"],
["es2017.sharedmemory", "lib.es2017.sharedmemory.d.ts"],
["es2017.string", "lib.es2017.string.d.ts"],
["es2017.intl", "lib.es2017.intl.d.ts"],
["es2017.typedarrays", "lib.es2017.typedarrays.d.ts"],
["es2018.intl", "lib.es2018.intl.d.ts"],
["es2018.promise", "lib.es2018.promise.d.ts"],
["es2018.regexp", "lib.es2018.regexp.d.ts"],
["esnext.array", "lib.esnext.array.d.ts"],
["esnext.symbol", "lib.esnext.symbol.d.ts"],
["esnext.asynciterable", "lib.esnext.asynciterable.d.ts"],
["esnext.intl", "lib.esnext.intl.d.ts"]
];
ts.libs = libEntries.map(function (entry) { return entry[0]; });
ts.libMap = ts.createMapFromEntries(libEntries);
ts.optionDeclarations = [
{
name: "help",
shortName: "h",
type: "boolean",
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Command_line_Options,
description: ts.Diagnostics.Print_this_message,
},
{
name: "help",
shortName: "?",
type: "boolean"
},
{
name: "all",
type: "boolean",
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Command_line_Options,
description: ts.Diagnostics.Show_all_compiler_options,
},
{
name: "version",
shortName: "v",
type: "boolean",
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Command_line_Options,
description: ts.Diagnostics.Print_the_compiler_s_version,
},
{
name: "init",
type: "boolean",
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Command_line_Options,
description: ts.Diagnostics.Initializes_a_TypeScript_project_and_creates_a_tsconfig_json_file,
},
{
name: "project",
shortName: "p",
type: "string",
isFilePath: true,
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Command_line_Options,
paramType: ts.Diagnostics.FILE_OR_DIRECTORY,
description: ts.Diagnostics.Compile_the_project_given_the_path_to_its_configuration_file_or_to_a_folder_with_a_tsconfig_json,
},
{
name: "build",
type: "boolean",
shortName: "b",
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Command_line_Options,
description: ts.Diagnostics.Build_one_or_more_projects_and_their_dependencies_if_out_of_date
},
{
name: "pretty",
type: "boolean",
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Command_line_Options,
description: ts.Diagnostics.Stylize_errors_and_messages_using_color_and_context_experimental
},
{
name: "preserveWatchOutput",
type: "boolean",
showInSimplifiedHelpView: false,
category: ts.Diagnostics.Command_line_Options,
description: ts.Diagnostics.Whether_to_keep_outdated_console_output_in_watch_mode_instead_of_clearing_the_screen,
},
{
name: "watch",
shortName: "w",
type: "boolean",
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Command_line_Options,
description: ts.Diagnostics.Watch_input_files,
},
{
name: "target",
shortName: "t",
type: ts.createMapFromTemplate({
es3: 0,
es5: 1,
es6: 2,
es2015: 2,
es2016: 3,
es2017: 4,
es2018: 5,
esnext: 6,
}),
paramType: ts.Diagnostics.VERSION,
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Basic_Options,
description: ts.Diagnostics.Specify_ECMAScript_target_version_Colon_ES3_default_ES5_ES2015_ES2016_ES2017_ES2018_or_ESNEXT,
},
{
name: "module",
shortName: "m",
type: ts.createMapFromTemplate({
none: ts.ModuleKind.None,
commonjs: ts.ModuleKind.CommonJS,
amd: ts.ModuleKind.AMD,
system: ts.ModuleKind.System,
umd: ts.ModuleKind.UMD,
es6: ts.ModuleKind.ES2015,
es2015: ts.ModuleKind.ES2015,
esnext: ts.ModuleKind.ESNext
}),
paramType: ts.Diagnostics.KIND,
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Basic_Options,
description: ts.Diagnostics.Specify_module_code_generation_Colon_none_commonjs_amd_system_umd_es2015_or_ESNext,
},
{
name: "lib",
type: "list",
element: {
name: "lib",
type: ts.libMap
},
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Basic_Options,
description: ts.Diagnostics.Specify_library_files_to_be_included_in_the_compilation
},
{
name: "allowJs",
type: "boolean",
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Basic_Options,
description: ts.Diagnostics.Allow_javascript_files_to_be_compiled
},
{
name: "checkJs",
type: "boolean",
category: ts.Diagnostics.Basic_Options,
description: ts.Diagnostics.Report_errors_in_js_files
},
{
name: "jsx",
type: ts.createMapFromTemplate({
"preserve": 1,
"react-native": 3,
"react": 2
}),
paramType: ts.Diagnostics.KIND,
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Basic_Options,
description: ts.Diagnostics.Specify_JSX_code_generation_Colon_preserve_react_native_or_react,
},
{
name: "declaration",
shortName: "d",
type: "boolean",
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Basic_Options,
description: ts.Diagnostics.Generates_corresponding_d_ts_file,
},
{
name: "declarationMap",
type: "boolean",
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Basic_Options,
description: ts.Diagnostics.Generates_a_sourcemap_for_each_corresponding_d_ts_file,
},
{
name: "emitDeclarationOnly",
type: "boolean",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Only_emit_d_ts_declaration_files,
},
{
name: "sourceMap",
type: "boolean",
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Basic_Options,
description: ts.Diagnostics.Generates_corresponding_map_file,
},
{
name: "outFile",
type: "string",
isFilePath: true,
paramType: ts.Diagnostics.FILE,
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Basic_Options,
description: ts.Diagnostics.Concatenate_and_emit_output_to_single_file,
},
{
name: "outDir",
type: "string",
isFilePath: true,
paramType: ts.Diagnostics.DIRECTORY,
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Basic_Options,
description: ts.Diagnostics.Redirect_output_structure_to_the_directory,
},
{
name: "rootDir",
type: "string",
isFilePath: true,
paramType: ts.Diagnostics.LOCATION,
category: ts.Diagnostics.Basic_Options,
description: ts.Diagnostics.Specify_the_root_directory_of_input_files_Use_to_control_the_output_directory_structure_with_outDir,
},
{
name: "composite",
type: "boolean",
isTSConfigOnly: true,
category: ts.Diagnostics.Basic_Options,
description: ts.Diagnostics.Enable_project_compilation,
},
{
name: "removeComments",
type: "boolean",
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Basic_Options,
description: ts.Diagnostics.Do_not_emit_comments_to_output,
},
{
name: "noEmit",
type: "boolean",
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Basic_Options,
description: ts.Diagnostics.Do_not_emit_outputs,
},
{
name: "importHelpers",
type: "boolean",
category: ts.Diagnostics.Basic_Options,
description: ts.Diagnostics.Import_emit_helpers_from_tslib
},
{
name: "downlevelIteration",
type: "boolean",
category: ts.Diagnostics.Basic_Options,
description: ts.Diagnostics.Provide_full_support_for_iterables_in_for_of_spread_and_destructuring_when_targeting_ES5_or_ES3
},
{
name: "isolatedModules",
type: "boolean",
category: ts.Diagnostics.Basic_Options,
description: ts.Diagnostics.Transpile_each_file_as_a_separate_module_similar_to_ts_transpileModule
},
{
name: "strict",
type: "boolean",
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Strict_Type_Checking_Options,
description: ts.Diagnostics.Enable_all_strict_type_checking_options
},
{
name: "noImplicitAny",
type: "boolean",
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Strict_Type_Checking_Options,
description: ts.Diagnostics.Raise_error_on_expressions_and_declarations_with_an_implied_any_type,
},
{
name: "strictNullChecks",
type: "boolean",
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Strict_Type_Checking_Options,
description: ts.Diagnostics.Enable_strict_null_checks
},
{
name: "strictFunctionTypes",
type: "boolean",
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Strict_Type_Checking_Options,
description: ts.Diagnostics.Enable_strict_checking_of_function_types
},
{
name: "strictPropertyInitialization",
type: "boolean",
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Strict_Type_Checking_Options,
description: ts.Diagnostics.Enable_strict_checking_of_property_initialization_in_classes
},
{
name: "noImplicitThis",
type: "boolean",
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Strict_Type_Checking_Options,
description: ts.Diagnostics.Raise_error_on_this_expressions_with_an_implied_any_type,
},
{
name: "alwaysStrict",
type: "boolean",
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Strict_Type_Checking_Options,
description: ts.Diagnostics.Parse_in_strict_mode_and_emit_use_strict_for_each_source_file
},
{
name: "noUnusedLocals",
type: "boolean",
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Additional_Checks,
description: ts.Diagnostics.Report_errors_on_unused_locals,
},
{
name: "noUnusedParameters",
type: "boolean",
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Additional_Checks,
description: ts.Diagnostics.Report_errors_on_unused_parameters,
},
{
name: "noImplicitReturns",
type: "boolean",
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Additional_Checks,
description: ts.Diagnostics.Report_error_when_not_all_code_paths_in_function_return_a_value
},
{
name: "noFallthroughCasesInSwitch",
type: "boolean",
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Additional_Checks,
description: ts.Diagnostics.Report_errors_for_fallthrough_cases_in_switch_statement
},
{
name: "moduleResolution",
type: ts.createMapFromTemplate({
node: ts.ModuleResolutionKind.NodeJs,
classic: ts.ModuleResolutionKind.Classic,
}),
paramType: ts.Diagnostics.STRATEGY,
category: ts.Diagnostics.Module_Resolution_Options,
description: ts.Diagnostics.Specify_module_resolution_strategy_Colon_node_Node_js_or_classic_TypeScript_pre_1_6,
},
{
name: "baseUrl",
type: "string",
isFilePath: true,
category: ts.Diagnostics.Module_Resolution_Options,
description: ts.Diagnostics.Base_directory_to_resolve_non_absolute_module_names
},
{
name: "paths",
type: "object",
isTSConfigOnly: true,
category: ts.Diagnostics.Module_Resolution_Options,
description: ts.Diagnostics.A_series_of_entries_which_re_map_imports_to_lookup_locations_relative_to_the_baseUrl
},
{
name: "rootDirs",
type: "list",
isTSConfigOnly: true,
element: {
name: "rootDirs",
type: "string",
isFilePath: true
},
category: ts.Diagnostics.Module_Resolution_Options,
description: ts.Diagnostics.List_of_root_folders_whose_combined_content_represents_the_structure_of_the_project_at_runtime
},
{
name: "typeRoots",
type: "list",
element: {
name: "typeRoots",
type: "string",
isFilePath: true
},
category: ts.Diagnostics.Module_Resolution_Options,
description: ts.Diagnostics.List_of_folders_to_include_type_definitions_from
},
{
name: "types",
type: "list",
element: {
name: "types",
type: "string"
},
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Module_Resolution_Options,
description: ts.Diagnostics.Type_declaration_files_to_be_included_in_compilation
},
{
name: "allowSyntheticDefaultImports",
type: "boolean",
category: ts.Diagnostics.Module_Resolution_Options,
description: ts.Diagnostics.Allow_default_imports_from_modules_with_no_default_export_This_does_not_affect_code_emit_just_typechecking
},
{
name: "esModuleInterop",
type: "boolean",
showInSimplifiedHelpView: true,
category: ts.Diagnostics.Module_Resolution_Options,
description: ts.Diagnostics.Enables_emit_interoperability_between_CommonJS_and_ES_Modules_via_creation_of_namespace_objects_for_all_imports_Implies_allowSyntheticDefaultImports
},
{
name: "preserveSymlinks",
type: "boolean",
category: ts.Diagnostics.Module_Resolution_Options,
description: ts.Diagnostics.Do_not_resolve_the_real_path_of_symlinks,
},
{
name: "sourceRoot",
type: "string",
paramType: ts.Diagnostics.LOCATION,
category: ts.Diagnostics.Source_Map_Options,
description: ts.Diagnostics.Specify_the_location_where_debugger_should_locate_TypeScript_files_instead_of_source_locations,
},
{
name: "mapRoot",
type: "string",
paramType: ts.Diagnostics.LOCATION,
category: ts.Diagnostics.Source_Map_Options,
description: ts.Diagnostics.Specify_the_location_where_debugger_should_locate_map_files_instead_of_generated_locations,
},
{
name: "inlineSourceMap",
type: "boolean",
category: ts.Diagnostics.Source_Map_Options,
description: ts.Diagnostics.Emit_a_single_file_with_source_maps_instead_of_having_a_separate_file
},
{
name: "inlineSources",
type: "boolean",
category: ts.Diagnostics.Source_Map_Options,
description: ts.Diagnostics.Emit_the_source_alongside_the_sourcemaps_within_a_single_file_requires_inlineSourceMap_or_sourceMap_to_be_set
},
{
name: "experimentalDecorators",
type: "boolean",
category: ts.Diagnostics.Experimental_Options,
description: ts.Diagnostics.Enables_experimental_support_for_ES7_decorators
},
{
name: "emitDecoratorMetadata",
type: "boolean",
category: ts.Diagnostics.Experimental_Options,
description: ts.Diagnostics.Enables_experimental_support_for_emitting_type_metadata_for_decorators
},
{
name: "jsxFactory",
type: "string",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Specify_the_JSX_factory_function_to_use_when_targeting_react_JSX_emit_e_g_React_createElement_or_h
},
{
name: "diagnostics",
type: "boolean",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Show_diagnostic_information
},
{
name: "extendedDiagnostics",
type: "boolean",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Show_verbose_diagnostic_information
},
{
name: "traceResolution",
type: "boolean",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Enable_tracing_of_the_name_resolution_process
},
{
name: "resolveJsonModule",
type: "boolean",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Include_modules_imported_with_json_extension
},
{
name: "listFiles",
type: "boolean",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Print_names_of_files_part_of_the_compilation
},
{
name: "listEmittedFiles",
type: "boolean",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Print_names_of_generated_files_part_of_the_compilation
},
{
name: "out",
type: "string",
isFilePath: false,
category: ts.Diagnostics.Advanced_Options,
paramType: ts.Diagnostics.FILE,
description: ts.Diagnostics.Deprecated_Use_outFile_instead_Concatenate_and_emit_output_to_single_file,
},
{
name: "reactNamespace",
type: "string",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Deprecated_Use_jsxFactory_instead_Specify_the_object_invoked_for_createElement_when_targeting_react_JSX_emit
},
{
name: "skipDefaultLibCheck",
type: "boolean",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Deprecated_Use_skipLibCheck_instead_Skip_type_checking_of_default_library_declaration_files
},
{
name: "charset",
type: "string",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.The_character_set_of_the_input_files
},
{
name: "emitBOM",
type: "boolean",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Emit_a_UTF_8_Byte_Order_Mark_BOM_in_the_beginning_of_output_files
},
{
name: "locale",
type: "string",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.The_locale_used_when_displaying_messages_to_the_user_e_g_en_us
},
{
name: "newLine",
type: ts.createMapFromTemplate({
crlf: 0,
lf: 1
}),
paramType: ts.Diagnostics.NEWLINE,
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Specify_the_end_of_line_sequence_to_be_used_when_emitting_files_Colon_CRLF_dos_or_LF_unix,
},
{
name: "noErrorTruncation",
type: "boolean",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Do_not_truncate_error_messages
},
{
name: "noLib",
type: "boolean",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Do_not_include_the_default_library_file_lib_d_ts
},
{
name: "noResolve",
type: "boolean",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Do_not_add_triple_slash_references_or_imported_modules_to_the_list_of_compiled_files
},
{
name: "stripInternal",
type: "boolean",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Do_not_emit_declarations_for_code_that_has_an_internal_annotation,
},
{
name: "disableSizeLimit",
type: "boolean",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Disable_size_limitations_on_JavaScript_projects
},
{
name: "noImplicitUseStrict",
type: "boolean",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Do_not_emit_use_strict_directives_in_module_output
},
{
name: "noEmitHelpers",
type: "boolean",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Do_not_generate_custom_helper_functions_like_extends_in_compiled_output
},
{
name: "noEmitOnError",
type: "boolean",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Do_not_emit_outputs_if_any_errors_were_reported,
},
{
name: "preserveConstEnums",
type: "boolean",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Do_not_erase_const_enum_declarations_in_generated_code
},
{
name: "declarationDir",
type: "string",
isFilePath: true,
paramType: ts.Diagnostics.DIRECTORY,
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Output_directory_for_generated_declaration_files
},
{
name: "skipLibCheck",
type: "boolean",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Skip_type_checking_of_declaration_files,
},
{
name: "allowUnusedLabels",
type: "boolean",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Do_not_report_errors_on_unused_labels
},
{
name: "allowUnreachableCode",
type: "boolean",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Do_not_report_errors_on_unreachable_code
},
{
name: "suppressExcessPropertyErrors",
type: "boolean",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Suppress_excess_property_checks_for_object_literals,
},
{
name: "suppressImplicitAnyIndexErrors",
type: "boolean",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Suppress_noImplicitAny_errors_for_indexing_objects_lacking_index_signatures,
},
{
name: "forceConsistentCasingInFileNames",
type: "boolean",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Disallow_inconsistently_cased_references_to_the_same_file
},
{
name: "maxNodeModuleJsDepth",
type: "number",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.The_maximum_dependency_depth_to_search_under_node_modules_and_load_JavaScript_files
},
{
name: "noStrictGenericChecks",
type: "boolean",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Disable_strict_checking_of_generic_signatures_in_function_types,
},
{
name: "keyofStringsOnly",
type: "boolean",
category: ts.Diagnostics.Advanced_Options,
description: ts.Diagnostics.Resolve_keyof_to_string_valued_property_names_only_no_numbers_or_symbols,
},
{
name: "plugins",
type: "list",
isTSConfigOnly: true,
element: {
name: "plugin",
type: "object"
},
description: ts.Diagnostics.List_of_language_service_plugins
}
];
ts.typeAcquisitionDeclarations = [
{
name: "enableAutoDiscovery",
type: "boolean",
},
{
name: "enable",
type: "boolean",
},
{
name: "include",
type: "list",
element: {
name: "include",
type: "string"
}
},
{
name: "exclude",
type: "list",
element: {
name: "exclude",
type: "string"
}
}
];
ts.defaultInitCompilerOptions = {
module: ts.ModuleKind.CommonJS,
target: 1,
strict: true,
esModuleInterop: true
};
var optionNameMapCache;
function convertEnableAutoDiscoveryToEnable(typeAcquisition) {
if (typeAcquisition && typeAcquisition.enableAutoDiscovery !== undefined && typeAcquisition.enable === undefined) {
return {
enable: typeAcquisition.enableAutoDiscovery,
include: typeAcquisition.include || [],
exclude: typeAcquisition.exclude || []
};
}
return typeAcquisition;
}
ts.convertEnableAutoDiscoveryToEnable = convertEnableAutoDiscoveryToEnable;
function getOptionNameMap() {
if (optionNameMapCache) {
return optionNameMapCache;
}
var optionNameMap = ts.createMap();
var shortOptionNames = ts.createMap();
ts.forEach(ts.optionDeclarations, function (option) {
optionNameMap.set(option.name.toLowerCase(), option);
if (option.shortName) {
shortOptionNames.set(option.shortName, option.name);
}
});
optionNameMapCache = { optionNameMap: optionNameMap, shortOptionNames: shortOptionNames };
return optionNameMapCache;
}
function createCompilerDiagnosticForInvalidCustomType(opt) {
return createDiagnosticForInvalidCustomType(opt, ts.createCompilerDiagnostic);
}
ts.createCompilerDiagnosticForInvalidCustomType = createCompilerDiagnosticForInvalidCustomType;
function createDiagnosticForInvalidCustomType(opt, createDiagnostic) {
var namesOfType = ts.arrayFrom(opt.type.keys()).map(function (key) { return "'" + key + "'"; }).join(", ");
return createDiagnostic(ts.Diagnostics.Argument_for_0_option_must_be_Colon_1, "--" + opt.name, namesOfType);
}
function parseCustomTypeOption(opt, value, errors) {
return convertJsonOptionOfCustomType(opt, trimString(value || ""), errors);
}
ts.parseCustomTypeOption = parseCustomTypeOption;
function parseListTypeOption(opt, value, errors) {
if (value === void 0) { value = ""; }
value = trimString(value);
if (ts.startsWith(value, "-")) {
return undefined;
}
if (value === "") {
return [];
}
var values = value.split(",");
switch (opt.element.type) {
case "number":
return ts.map(values, parseInt);
case "string":
return ts.map(values, function (v) { return v || ""; });
default:
return ts.mapDefined(values, function (v) { return parseCustomTypeOption(opt.element, v, errors); });
}
}
ts.parseListTypeOption = parseListTypeOption;
function parseCommandLine(commandLine, readFile) {
var options = {};
var fileNames = [];
var projectReferences = undefined;
var errors = [];
parseStrings(commandLine);
return {
options: options,
fileNames: fileNames,
projectReferences: projectReferences,
errors: errors
};
function parseStrings(args) {
var i = 0;
while (i < args.length) {
var s = args[i];
i++;
if (s.charCodeAt(0) === 64) {
parseResponseFile(s.slice(1));
}
else if (s.charCodeAt(0) === 45) {
var opt = getOptionFromName(s.slice(s.charCodeAt(1) === 45 ? 2 : 1), true);
if (opt) {
if (opt.isTSConfigOnly) {
errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_can_only_be_specified_in_tsconfig_json_file, opt.name));
}
else {
if (!args[i] && opt.type !== "boolean") {
errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Compiler_option_0_expects_an_argument, opt.name));
}
switch (opt.type) {
case "number":
options[opt.name] = parseInt(args[i]);
i++;
break;
case "boolean":
var optValue = args[i];
options[opt.name] = optValue !== "false";
if (optValue === "false" || optValue === "true") {
i++;
}
break;
case "string":
options[opt.name] = args[i] || "";
i++;
break;
case "list":
var result = parseListTypeOption(opt, args[i], errors);
options[opt.name] = result || [];
if (result) {
i++;
}
break;
default:
options[opt.name] = parseCustomTypeOption(opt, args[i], errors);
i++;
break;
}
}
}
else {
errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Unknown_compiler_option_0, s));
}
}
else {
fileNames.push(s);
}
}
}
function parseResponseFile(fileName) {
var text = readFile ? readFile(fileName) : ts.sys.readFile(fileName);
if (!text) {
errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.File_0_not_found, fileName));
return;
}
var args = [];
var pos = 0;
while (true) {
while (pos < text.length && text.charCodeAt(pos) <= 32)
pos++;
if (pos >= text.length)
break;
var start = pos;
if (text.charCodeAt(start) === 34) {
pos++;
while (pos < text.length && text.charCodeAt(pos) !== 34)
pos++;
if (pos < text.length) {
args.push(text.substring(start + 1, pos));
pos++;
}
else {
errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Unterminated_quoted_string_in_response_file_0, fileName));
}
}
else {
while (text.charCodeAt(pos) > 32)
pos++;
args.push(text.substring(start, pos));
}
}
parseStrings(args);
}
}
ts.parseCommandLine = parseCommandLine;
function getOptionFromName(optionName, allowShort) {
if (allowShort === void 0) { allowShort = false; }
optionName = optionName.toLowerCase();
var _a = getOptionNameMap(), optionNameMap = _a.optionNameMap, shortOptionNames = _a.shortOptionNames;
if (allowShort) {
var short = shortOptionNames.get(optionName);
if (short !== undefined) {
optionName = short;
}
}
return optionNameMap.get(optionName);
}
ts.getOptionFromName = getOptionFromName;
function getDiagnosticText(_message) {
var _args = [];
for (var _i = 1; _i < arguments.length; _i++) {
_args[_i - 1] = arguments[_i];
}
var diagnostic = ts.createCompilerDiagnostic.apply(undefined, arguments);
return diagnostic.messageText;
}
function printVersion() {
ts.sys.write(getDiagnosticText(ts.Diagnostics.Version_0, ts.version) + ts.sys.newLine);
}
ts.printVersion = printVersion;
function printHelp(optionsList, syntaxPrefix) {
if (syntaxPrefix === void 0) { syntaxPrefix = ""; }
var output = [];
var syntaxLength = getDiagnosticText(ts.Diagnostics.Syntax_Colon_0, "").length;
var examplesLength = getDiagnosticText(ts.Diagnostics.Examples_Colon_0, "").length;
var marginLength = Math.max(syntaxLength, examplesLength);
var syntax = makePadding(marginLength - syntaxLength);
syntax += "tsc " + syntaxPrefix + "[" + getDiagnosticText(ts.Diagnostics.options) + "] [" + getDiagnosticText(ts.Diagnostics.file) + "...]";
output.push(getDiagnosticText(ts.Diagnostics.Syntax_Colon_0, syntax));
output.push(ts.sys.newLine + ts.sys.newLine);
var padding = makePadding(marginLength);
output.push(getDiagnosticText(ts.Diagnostics.Examples_Colon_0, makePadding(marginLength - examplesLength) + "tsc hello.ts") + ts.sys.newLine);
output.push(padding + "tsc --outFile file.js file.ts" + ts.sys.newLine);
output.push(padding + "tsc @args.txt" + ts.sys.newLine);
output.push(padding + "tsc --build tsconfig.json" + ts.sys.newLine);
output.push(ts.sys.newLine);
output.push(getDiagnosticText(ts.Diagnostics.Options_Colon) + ts.sys.newLine);
marginLength = 0;
var usageColumn = [];
var descriptionColumn = [];
var optionsDescriptionMap = ts.createMap();
for (var _i = 0, optionsList_1 = optionsList; _i < optionsList_1.length; _i++) {
var option = optionsList_1[_i];
if (!option.description) {
continue;
}
var usageText_1 = " ";
if (option.shortName) {
usageText_1 += "-" + option.shortName;
usageText_1 += getParamType(option);
usageText_1 += ", ";
}
usageText_1 += "--" + option.name;
usageText_1 += getParamType(option);
usageColumn.push(usageText_1);
var description = void 0;
if (option.name === "lib") {
description = getDiagnosticText(option.description);
var element = option.element;
var typeMap = element.type;
optionsDescriptionMap.set(description, ts.arrayFrom(typeMap.keys()).map(function (key) { return "'" + key + "'"; }));
}
else {
description = getDiagnosticText(option.description);
}
descriptionColumn.push(description);
marginLength = Math.max(usageText_1.length, marginLength);
}
var usageText = " @<" + getDiagnosticText(ts.Diagnostics.file) + ">";
usageColumn.push(usageText);
descriptionColumn.push(getDiagnosticText(ts.Diagnostics.Insert_command_line_options_and_files_from_a_file));
marginLength = Math.max(usageText.length, marginLength);
for (var i = 0; i < usageColumn.length; i++) {
var usage = usageColumn[i];
var description = descriptionColumn[i];
var kindsList = optionsDescriptionMap.get(description);
output.push(usage + makePadding(marginLength - usage.length + 2) + description + ts.sys.newLine);
if (kindsList) {
output.push(makePadding(marginLength + 4));
for (var _a = 0, kindsList_1 = kindsList; _a < kindsList_1.length; _a++) {
var kind = kindsList_1[_a];
output.push(kind + " ");
}
output.push(ts.sys.newLine);
}
}
for (var _b = 0, output_1 = output; _b < output_1.length; _b++) {
var line = output_1[_b];
ts.sys.write(line);
}
return;
function getParamType(option) {
if (option.paramType !== undefined) {
return " " + getDiagnosticText(option.paramType);
}
return "";
}
function makePadding(paddingLength) {
return Array(paddingLength + 1).join(" ");
}
}
ts.printHelp = printHelp;
function getParsedCommandLineOfConfigFile(configFileName, optionsToExtend, host) {
var configFileText;
try {
configFileText = host.readFile(configFileName);
}
catch (e) {
var error = ts.createCompilerDiagnostic(ts.Diagnostics.Cannot_read_file_0_Colon_1, configFileName, e.message);
host.onUnRecoverableConfigFileDiagnostic(error);
return undefined;
}
if (!configFileText) {
var error = ts.createCompilerDiagnostic(ts.Diagnostics.File_0_not_found, configFileName);
host.onUnRecoverableConfigFileDiagnostic(error);
return undefined;
}
var result = ts.parseJsonText(configFileName, configFileText);
var cwd = host.getCurrentDirectory();
return parseJsonSourceFileConfigFileContent(result, host, ts.getNormalizedAbsolutePath(ts.getDirectoryPath(configFileName), cwd), optionsToExtend, ts.getNormalizedAbsolutePath(configFileName, cwd));
}
ts.getParsedCommandLineOfConfigFile = getParsedCommandLineOfConfigFile;
function readConfigFile(fileName, readFile) {
var textOrDiagnostic = tryReadFile(fileName, readFile);
return ts.isString(textOrDiagnostic) ? parseConfigFileTextToJson(fileName, textOrDiagnostic) : { config: {}, error: textOrDiagnostic };
}
ts.readConfigFile = readConfigFile;
function parseConfigFileTextToJson(fileName, jsonText) {
var jsonSourceFile = ts.parseJsonText(fileName, jsonText);
return {
config: convertToObject(jsonSourceFile, jsonSourceFile.parseDiagnostics),
error: jsonSourceFile.parseDiagnostics.length ? jsonSourceFile.parseDiagnostics[0] : undefined
};
}
ts.parseConfigFileTextToJson = parseConfigFileTextToJson;
function readJsonConfigFile(fileName, readFile) {
var textOrDiagnostic = tryReadFile(fileName, readFile);
return ts.isString(textOrDiagnostic) ? ts.parseJsonText(fileName, textOrDiagnostic) : { parseDiagnostics: [textOrDiagnostic] };
}
ts.readJsonConfigFile = readJsonConfigFile;
function tryReadFile(fileName, readFile) {
var text;
try {
text = readFile(fileName);
}
catch (e) {
return ts.createCompilerDiagnostic(ts.Diagnostics.Cannot_read_file_0_Colon_1, fileName, e.message);
}
return text === undefined ? ts.createCompilerDiagnostic(ts.Diagnostics.The_specified_path_does_not_exist_Colon_0, fileName) : text;
}
function commandLineOptionsToMap(options) {
return ts.arrayToMap(options, function (option) { return option.name; });
}
var _tsconfigRootOptions;
function getTsconfigRootOptionsMap() {
if (_tsconfigRootOptions === undefined) {
_tsconfigRootOptions = {
name: undefined,
type: "object",
elementOptions: commandLineOptionsToMap([
{
name: "compilerOptions",
type: "object",
elementOptions: commandLineOptionsToMap(ts.optionDeclarations),
extraKeyDiagnosticMessage: ts.Diagnostics.Unknown_compiler_option_0
},
{
name: "typingOptions",
type: "object",
elementOptions: commandLineOptionsToMap(ts.typeAcquisitionDeclarations),
extraKeyDiagnosticMessage: ts.Diagnostics.Unknown_type_acquisition_option_0
},
{
name: "typeAcquisition",
type: "object",
elementOptions: commandLineOptionsToMap(ts.typeAcquisitionDeclarations),
extraKeyDiagnosticMessage: ts.Diagnostics.Unknown_type_acquisition_option_0
},
{
name: "extends",
type: "string"
},
{
name: "references",
type: "list",
element: {
name: "references",
type: "object"
}
},
{
name: "files",
type: "list",
element: {
name: "files",
type: "string"
}
},
{
name: "include",
type: "list",
element: {
name: "include",
type: "string"
}
},
{
name: "exclude",
type: "list",
element: {
name: "exclude",
type: "string"
}
},
ts.compileOnSaveCommandLineOption
])
};
}
return _tsconfigRootOptions;
}
function convertToObject(sourceFile, errors) {
return convertToObjectWorker(sourceFile, errors, true, undefined, undefined);
}
ts.convertToObject = convertToObject;
function convertToObjectWorker(sourceFile, errors, returnValue, knownRootOptions, jsonConversionNotifier) {
if (!sourceFile.statements.length) {
return returnValue ? {} : undefined;
}
return convertPropertyValueToJson(sourceFile.statements[0].expression, knownRootOptions);
function isRootOptionMap(knownOptions) {
return knownRootOptions && knownRootOptions.elementOptions === knownOptions;
}
function convertObjectLiteralExpressionToJson(node, knownOptions, extraKeyDiagnosticMessage, parentOption) {
var result = returnValue ? {} : undefined;
for (var _i = 0, _a = node.properties; _i < _a.length; _i++) {
var element = _a[_i];
if (element.kind !== 273) {
errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, element, ts.Diagnostics.Property_assignment_expected));
continue;
}
if (element.questionToken) {
errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, element.questionToken, ts.Diagnostics._0_can_only_be_used_in_a_ts_file, "?"));
}
if (!isDoubleQuotedString(element.name)) {
errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, element.name, ts.Diagnostics.String_literal_with_double_quotes_expected));
}
var keyText = ts.unescapeLeadingUnderscores(ts.getTextOfPropertyName(element.name));
var option = knownOptions ? knownOptions.get(keyText) : undefined;
if (extraKeyDiagnosticMessage && !option) {
errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, element.name, extraKeyDiagnosticMessage, keyText));
}
var value = convertPropertyValueToJson(element.initializer, option);
if (typeof keyText !== "undefined") {
if (returnValue) {
result[keyText] = value;
}
if (jsonConversionNotifier &&
(parentOption || isRootOptionMap(knownOptions))) {
var isValidOptionValue = isCompilerOptionsValue(option, value);
if (parentOption) {
if (isValidOptionValue) {
jsonConversionNotifier.onSetValidOptionKeyValueInParent(parentOption, option, value);
}
}
else if (isRootOptionMap(knownOptions)) {
if (isValidOptionValue) {
jsonConversionNotifier.onSetValidOptionKeyValueInRoot(keyText, element.name, value, element.initializer);
}
else if (!option) {
jsonConversionNotifier.onSetUnknownOptionKeyValueInRoot(keyText, element.name, value, element.initializer);
}
}
}
}
}
return result;
}
function convertArrayLiteralExpressionToJson(elements, elementOption) {
return (returnValue ? elements.map : elements.forEach).call(elements, function (element) { return convertPropertyValueToJson(element, elementOption); });
}
function convertPropertyValueToJson(valueExpression, option) {
switch (valueExpression.kind) {
case 101:
reportInvalidOptionValue(option && option.type !== "boolean");
return true;
case 86:
reportInvalidOptionValue(option && option.type !== "boolean");
return false;
case 95:
reportInvalidOptionValue(option && option.name === "extends");
return null;
case 9:
if (!isDoubleQuotedString(valueExpression)) {
errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, valueExpression, ts.Diagnostics.String_literal_with_double_quotes_expected));
}
reportInvalidOptionValue(option && (ts.isString(option.type) && option.type !== "string"));
var text = valueExpression.text;
if (option && !ts.isString(option.type)) {
var customOption = option;
if (!customOption.type.has(text.toLowerCase())) {
errors.push(createDiagnosticForInvalidCustomType(customOption, function (message, arg0, arg1) { return ts.createDiagnosticForNodeInSourceFile(sourceFile, valueExpression, message, arg0, arg1); }));
}
}
return text;
case 8:
reportInvalidOptionValue(option && option.type !== "number");
return Number(valueExpression.text);
case 200:
if (valueExpression.operator !== 38 || valueExpression.operand.kind !== 8) {
break;
}
reportInvalidOptionValue(option && option.type !== "number");
return -Number(valueExpression.operand.text);
case 186:
reportInvalidOptionValue(option && option.type !== "object");
var objectLiteralExpression = valueExpression;
if (option) {
var _a = option, elementOptions = _a.elementOptions, extraKeyDiagnosticMessage = _a.extraKeyDiagnosticMessage, optionName = _a.name;
return convertObjectLiteralExpressionToJson(objectLiteralExpression, elementOptions, extraKeyDiagnosticMessage, optionName);
}
else {
return convertObjectLiteralExpressionToJson(objectLiteralExpression, undefined, undefined, undefined);
}
case 185:
reportInvalidOptionValue(option && option.type !== "list");
return convertArrayLiteralExpressionToJson(valueExpression.elements, option && option.element);
}
if (option) {
reportInvalidOptionValue(true);
}
else {
errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, valueExpression, ts.Diagnostics.Property_value_can_only_be_string_literal_numeric_literal_true_false_null_object_literal_or_array_literal));
}
return undefined;
function reportInvalidOptionValue(isError) {
if (isError) {
errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, valueExpression, ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, option.name, getCompilerOptionValueTypeString(option)));
}
}
}
function isDoubleQuotedString(node) {
return ts.isStringLiteral(node) && ts.isStringDoubleQuoted(node, sourceFile);
}
}
ts.convertToObjectWorker = convertToObjectWorker;
function getCompilerOptionValueTypeString(option) {
return option.type === "list" ?
"Array" :
ts.isString(option.type) ? option.type : "string";
}
function isCompilerOptionsValue(option, value) {
if (option) {
if (isNullOrUndefined(value))
return true;
if (option.type === "list") {
return ts.isArray(value);
}
var expectedType = ts.isString(option.type) ? option.type : "string";
return typeof value === expectedType;
}
return false;
}
function generateTSConfig(options, fileNames, newLine) {
var compilerOptions = ts.extend(options, ts.defaultInitCompilerOptions);
var compilerOptionsMap = serializeCompilerOptions(compilerOptions);
return writeConfigurations();
function getCustomTypeMapOfCommandLineOption(optionDefinition) {
if (optionDefinition.type === "string" || optionDefinition.type === "number" || optionDefinition.type === "boolean") {
return undefined;
}
else if (optionDefinition.type === "list") {
return getCustomTypeMapOfCommandLineOption(optionDefinition.element);
}
else {
return optionDefinition.type;
}
}
function getNameOfCompilerOptionValue(value, customTypeMap) {
return ts.forEachEntry(customTypeMap, function (mapValue, key) {
if (mapValue === value) {
return key;
}
});
}
function serializeCompilerOptions(options) {
var result = ts.createMap();
var optionsNameMap = getOptionNameMap().optionNameMap;
var _loop_3 = function (name) {
if (ts.hasProperty(options, name)) {
if (optionsNameMap.has(name) && optionsNameMap.get(name).category === ts.Diagnostics.Command_line_Options) {
return "continue";
}
var value = options[name];
var optionDefinition = optionsNameMap.get(name.toLowerCase());
if (optionDefinition) {
var customTypeMap_1 = getCustomTypeMapOfCommandLineOption(optionDefinition);
if (!customTypeMap_1) {
result.set(name, value);
}
else {
if (optionDefinition.type === "list") {
result.set(name, value.map(function (element) { return getNameOfCompilerOptionValue(element, customTypeMap_1); }));
}
else {
result.set(name, getNameOfCompilerOptionValue(value, customTypeMap_1));
}
}
}
}
};
for (var name in options) {
_loop_3(name);
}
return result;
}
function getDefaultValueForOption(option) {
switch (option.type) {
case "number":
return 1;
case "boolean":
return true;
case "string":
return option.isFilePath ? "./" : "";
case "list":
return [];
case "object":
return {};
default:
return option.type.keys().next().value;
}
}
function makePadding(paddingLength) {
return Array(paddingLength + 1).join(" ");
}
function isAllowedOption(_a) {
var category = _a.category, name = _a.name;
return category !== undefined
&& category !== ts.Diagnostics.Command_line_Options
&& (category !== ts.Diagnostics.Advanced_Options || compilerOptionsMap.has(name));
}
function writeConfigurations() {
var categorizedOptions = ts.createMultiMap();
for (var _i = 0, optionDeclarations_1 = ts.optionDeclarations; _i < optionDeclarations_1.length; _i++) {
var option = optionDeclarations_1[_i];
var category = option.category;
if (isAllowedOption(option)) {
categorizedOptions.add(ts.getLocaleSpecificMessage(category), option);
}
}
var marginLength = 0;
var seenKnownKeys = 0;
var nameColumn = [];
var descriptionColumn = [];
categorizedOptions.forEach(function (options, category) {
if (nameColumn.length !== 0) {
nameColumn.push("");
descriptionColumn.push("");
}
nameColumn.push("/* " + category + " */");
descriptionColumn.push("");
for (var _i = 0, options_1 = options; _i < options_1.length; _i++) {
var option = options_1[_i];
var optionName = void 0;
if (compilerOptionsMap.has(option.name)) {
optionName = "\"" + option.name + "\": " + JSON.stringify(compilerOptionsMap.get(option.name)) + ((seenKnownKeys += 1) === compilerOptionsMap.size ? "" : ",");
}
else {
optionName = "// \"" + option.name + "\": " + JSON.stringify(getDefaultValueForOption(option)) + ",";
}
nameColumn.push(optionName);
descriptionColumn.push("/* " + (option.description && ts.getLocaleSpecificMessage(option.description) || option.name) + " */");
marginLength = Math.max(optionName.length, marginLength);
}
});
var tab = makePadding(2);
var result = [];
result.push("{");
result.push(tab + "\"compilerOptions\": {");
for (var i = 0; i < nameColumn.length; i++) {
var optionName = nameColumn[i];
var description = descriptionColumn[i];
result.push(optionName && "" + tab + tab + optionName + (description && (makePadding(marginLength - optionName.length + 2) + description)));
}
if (fileNames.length) {
result.push(tab + "},");
result.push(tab + "\"files\": [");
for (var i = 0; i < fileNames.length; i++) {
result.push("" + tab + tab + JSON.stringify(fileNames[i]) + (i === fileNames.length - 1 ? "" : ","));
}
result.push(tab + "]");
}
else {
result.push(tab + "}");
}
result.push("}");
return result.join(newLine);
}
}
ts.generateTSConfig = generateTSConfig;
function parseJsonConfigFileContent(json, host, basePath, existingOptions, configFileName, resolutionStack, extraFileExtensions) {
return parseJsonConfigFileContentWorker(json, undefined, host, basePath, existingOptions, configFileName, resolutionStack, extraFileExtensions);
}
ts.parseJsonConfigFileContent = parseJsonConfigFileContent;
function parseJsonSourceFileConfigFileContent(sourceFile, host, basePath, existingOptions, configFileName, resolutionStack, extraFileExtensions) {
return parseJsonConfigFileContentWorker(undefined, sourceFile, host, basePath, existingOptions, configFileName, resolutionStack, extraFileExtensions);
}
ts.parseJsonSourceFileConfigFileContent = parseJsonSourceFileConfigFileContent;
function setConfigFileInOptions(options, configFile) {
if (configFile) {
Object.defineProperty(options, "configFile", { enumerable: false, writable: false, value: configFile });
}
}
ts.setConfigFileInOptions = setConfigFileInOptions;
function isNullOrUndefined(x) {
return x === undefined || x === null;
}
function directoryOfCombinedPath(fileName, basePath) {
return ts.getDirectoryPath(ts.getNormalizedAbsolutePath(fileName, basePath));
}
function parseJsonConfigFileContentWorker(json, sourceFile, host, basePath, existingOptions, configFileName, resolutionStack, extraFileExtensions) {
if (existingOptions === void 0) { existingOptions = {}; }
if (resolutionStack === void 0) { resolutionStack = []; }
if (extraFileExtensions === void 0) { extraFileExtensions = []; }
ts.Debug.assert((json === undefined && sourceFile !== undefined) || (json !== undefined && sourceFile === undefined));
var errors = [];
var parsedConfig = parseConfig(json, sourceFile, host, basePath, configFileName, resolutionStack, errors);
var raw = parsedConfig.raw;
var options = ts.extend(existingOptions, parsedConfig.options || {});
options.configFilePath = configFileName && ts.normalizeSlashes(configFileName);
setConfigFileInOptions(options, sourceFile);
var _a = getFileNames(), fileNames = _a.fileNames, wildcardDirectories = _a.wildcardDirectories, spec = _a.spec, projectReferences = _a.projectReferences;
return {
options: options,
fileNames: fileNames,
projectReferences: projectReferences,
typeAcquisition: parsedConfig.typeAcquisition || getDefaultTypeAcquisition(),
raw: raw,
errors: errors,
wildcardDirectories: wildcardDirectories,
compileOnSave: !!raw.compileOnSave,
configFileSpecs: spec
};
function getFileNames() {
var filesSpecs;
if (ts.hasProperty(raw, "files") && !isNullOrUndefined(raw.files)) {
if (ts.isArray(raw.files)) {
filesSpecs = raw.files;
if (filesSpecs.length === 0) {
createCompilerDiagnosticOnlyIfJson(ts.Diagnostics.The_files_list_in_config_file_0_is_empty, configFileName || "tsconfig.json");
}
}
else {
createCompilerDiagnosticOnlyIfJson(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "files", "Array");
}
}
var includeSpecs;
if (ts.hasProperty(raw, "include") && !isNullOrUndefined(raw.include)) {
if (ts.isArray(raw.include)) {
includeSpecs = raw.include;
}
else {
createCompilerDiagnosticOnlyIfJson(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "include", "Array");
}
}
var excludeSpecs;
if (ts.hasProperty(raw, "exclude") && !isNullOrUndefined(raw.exclude)) {
if (ts.isArray(raw.exclude)) {
excludeSpecs = raw.exclude;
}
else {
createCompilerDiagnosticOnlyIfJson(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "exclude", "Array");
}
}
else if (raw.compilerOptions) {
var outDir = raw.compilerOptions.outDir;
var declarationDir = raw.compilerOptions.declarationDir;
if (outDir || declarationDir) {
excludeSpecs = [outDir, declarationDir].filter(function (d) { return !!d; });
}
}
if (filesSpecs === undefined && includeSpecs === undefined) {
includeSpecs = ["**/*"];
}
var result = matchFileNames(filesSpecs, includeSpecs, excludeSpecs, configFileName ? directoryOfCombinedPath(configFileName, basePath) : basePath, options, host, errors, extraFileExtensions, sourceFile);
if (result.fileNames.length === 0 && !ts.hasProperty(raw, "files") && resolutionStack.length === 0 && !ts.hasProperty(raw, "references")) {
errors.push(getErrorForNoInputFiles(result.spec, configFileName));
}
if (ts.hasProperty(raw, "references") && !isNullOrUndefined(raw.references)) {
if (ts.isArray(raw.references)) {
var references = [];
for (var _i = 0, _a = raw.references; _i < _a.length; _i++) {
var ref = _a[_i];
if (typeof ref.path !== "string") {
createCompilerDiagnosticOnlyIfJson(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "reference.path", "string");
}
else {
references.push({
path: ts.getNormalizedAbsolutePath(ref.path, basePath),
originalPath: ref.path,
prepend: ref.prepend,
circular: ref.circular
});
}
}
result.projectReferences = references;
}
else {
createCompilerDiagnosticOnlyIfJson(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "references", "Array");
}
}
return result;
}
function createCompilerDiagnosticOnlyIfJson(message, arg0, arg1) {
if (!sourceFile) {
errors.push(ts.createCompilerDiagnostic(message, arg0, arg1));
}
}
}
function isErrorNoInputFiles(error) {
return error.code === ts.Diagnostics.No_inputs_were_found_in_config_file_0_Specified_include_paths_were_1_and_exclude_paths_were_2.code;
}
ts.isErrorNoInputFiles = isErrorNoInputFiles;
function getErrorForNoInputFiles(_a, configFileName) {
var includeSpecs = _a.includeSpecs, excludeSpecs = _a.excludeSpecs;
return ts.createCompilerDiagnostic(ts.Diagnostics.No_inputs_were_found_in_config_file_0_Specified_include_paths_were_1_and_exclude_paths_were_2, configFileName || "tsconfig.json", JSON.stringify(includeSpecs || []), JSON.stringify(excludeSpecs || []));
}
ts.getErrorForNoInputFiles = getErrorForNoInputFiles;
function isSuccessfulParsedTsconfig(value) {
return !!value.options;
}
function parseConfig(json, sourceFile, host, basePath, configFileName, resolutionStack, errors) {
basePath = ts.normalizeSlashes(basePath);
var resolvedPath = ts.getNormalizedAbsolutePath(configFileName || "", basePath);
if (resolutionStack.indexOf(resolvedPath) >= 0) {
errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Circularity_detected_while_resolving_configuration_Colon_0, resolutionStack.concat([resolvedPath]).join(" -> ")));
return { raw: json || convertToObject(sourceFile, errors) };
}
var ownConfig = json ?
parseOwnConfigOfJson(json, host, basePath, configFileName, errors) :
parseOwnConfigOfJsonSourceFile(sourceFile, host, basePath, configFileName, errors);
if (ownConfig.extendedConfigPath) {
resolutionStack = resolutionStack.concat([resolvedPath]);
var extendedConfig = getExtendedConfig(sourceFile, ownConfig.extendedConfigPath, host, basePath, resolutionStack, errors);
if (extendedConfig && isSuccessfulParsedTsconfig(extendedConfig)) {
var baseRaw_1 = extendedConfig.raw;
var raw_1 = ownConfig.raw;
var setPropertyInRawIfNotUndefined = function (propertyName) {
var value = raw_1[propertyName] || baseRaw_1[propertyName];
if (value) {
raw_1[propertyName] = value;
}
};
setPropertyInRawIfNotUndefined("include");
setPropertyInRawIfNotUndefined("exclude");
setPropertyInRawIfNotUndefined("files");
if (raw_1.compileOnSave === undefined) {
raw_1.compileOnSave = baseRaw_1.compileOnSave;
}
ownConfig.options = ts.assign({}, extendedConfig.options, ownConfig.options);
}
}
return ownConfig;
}
function parseOwnConfigOfJson(json, host, basePath, configFileName, errors) {
if (ts.hasProperty(json, "excludes")) {
errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Unknown_option_excludes_Did_you_mean_exclude));
}
var options = convertCompilerOptionsFromJsonWorker(json.compilerOptions, basePath, errors, configFileName);
var typeAcquisition = convertTypeAcquisitionFromJsonWorker(json.typeAcquisition || json.typingOptions, basePath, errors, configFileName);
json.compileOnSave = convertCompileOnSaveOptionFromJson(json, basePath, errors);
var extendedConfigPath;
if (json.extends) {
if (!ts.isString(json.extends)) {
errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "extends", "string"));
}
else {
var newBase = configFileName ? directoryOfCombinedPath(configFileName, basePath) : basePath;
extendedConfigPath = getExtendsConfigPath(json.extends, host, newBase, errors, ts.createCompilerDiagnostic);
}
}
return { raw: json, options: options, typeAcquisition: typeAcquisition, extendedConfigPath: extendedConfigPath };
}
function parseOwnConfigOfJsonSourceFile(sourceFile, host, basePath, configFileName, errors) {
var options = getDefaultCompilerOptions(configFileName);
var typeAcquisition, typingOptionstypeAcquisition;
var extendedConfigPath;
var optionsIterator = {
onSetValidOptionKeyValueInParent: function (parentOption, option, value) {
ts.Debug.assert(parentOption === "compilerOptions" || parentOption === "typeAcquisition" || parentOption === "typingOptions");
var currentOption = parentOption === "compilerOptions" ?
options :
parentOption === "typeAcquisition" ?
(typeAcquisition || (typeAcquisition = getDefaultTypeAcquisition(configFileName))) :
(typingOptionstypeAcquisition || (typingOptionstypeAcquisition = getDefaultTypeAcquisition(configFileName)));
currentOption[option.name] = normalizeOptionValue(option, basePath, value);
},
onSetValidOptionKeyValueInRoot: function (key, _keyNode, value, valueNode) {
switch (key) {
case "extends":
var newBase = configFileName ? directoryOfCombinedPath(configFileName, basePath) : basePath;
extendedConfigPath = getExtendsConfigPath(value, host, newBase, errors, function (message, arg0) {
return ts.createDiagnosticForNodeInSourceFile(sourceFile, valueNode, message, arg0);
});
return;
case "files":
if (value.length === 0) {
errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, valueNode, ts.Diagnostics.The_files_list_in_config_file_0_is_empty, configFileName || "tsconfig.json"));
}
return;
}
},
onSetUnknownOptionKeyValueInRoot: function (key, keyNode, _value, _valueNode) {
if (key === "excludes") {
errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, keyNode, ts.Diagnostics.Unknown_option_excludes_Did_you_mean_exclude));
}
}
};
var json = convertToObjectWorker(sourceFile, errors, true, getTsconfigRootOptionsMap(), optionsIterator);
if (!typeAcquisition) {
if (typingOptionstypeAcquisition) {
typeAcquisition = (typingOptionstypeAcquisition.enableAutoDiscovery !== undefined) ?
{
enable: typingOptionstypeAcquisition.enableAutoDiscovery,
include: typingOptionstypeAcquisition.include,
exclude: typingOptionstypeAcquisition.exclude
} :
typingOptionstypeAcquisition;
}
else {
typeAcquisition = getDefaultTypeAcquisition(configFileName);
}
}
return { raw: json, options: options, typeAcquisition: typeAcquisition, extendedConfigPath: extendedConfigPath };
}
function getExtendsConfigPath(extendedConfig, host, basePath, errors, createDiagnostic) {
extendedConfig = ts.normalizeSlashes(extendedConfig);
if (!(ts.isRootedDiskPath(extendedConfig) || ts.startsWith(extendedConfig, "./") || ts.startsWith(extendedConfig, "../"))) {
errors.push(createDiagnostic(ts.Diagnostics.A_path_in_an_extends_option_must_be_relative_or_rooted_but_0_is_not, extendedConfig));
return undefined;
}
var extendedConfigPath = ts.getNormalizedAbsolutePath(extendedConfig, basePath);
if (!host.fileExists(extendedConfigPath) && !ts.endsWith(extendedConfigPath, ".json")) {
extendedConfigPath = extendedConfigPath + ".json";
if (!host.fileExists(extendedConfigPath)) {
errors.push(createDiagnostic(ts.Diagnostics.File_0_does_not_exist, extendedConfig));
return undefined;
}
}
return extendedConfigPath;
}
function getExtendedConfig(sourceFile, extendedConfigPath, host, basePath, resolutionStack, errors) {
var _a;
var extendedResult = readJsonConfigFile(extendedConfigPath, function (path) { return host.readFile(path); });
if (sourceFile) {
(sourceFile.extendedSourceFiles || (sourceFile.extendedSourceFiles = [])).push(extendedResult.fileName);
}
if (extendedResult.parseDiagnostics.length) {
errors.push.apply(errors, extendedResult.parseDiagnostics);
return undefined;
}
var extendedDirname = ts.getDirectoryPath(extendedConfigPath);
var extendedConfig = parseConfig(undefined, extendedResult, host, extendedDirname, ts.getBaseFileName(extendedConfigPath), resolutionStack, errors);
if (sourceFile) {
(_a = sourceFile.extendedSourceFiles).push.apply(_a, extendedResult.extendedSourceFiles);
}
if (isSuccessfulParsedTsconfig(extendedConfig)) {
var relativeDifference_1 = ts.convertToRelativePath(extendedDirname, basePath, ts.identity);
var updatePath_1 = function (path) { return ts.isRootedDiskPath(path) ? path : ts.combinePaths(relativeDifference_1, path); };
var mapPropertiesInRawIfNotUndefined = function (propertyName) {
if (raw_2[propertyName]) {
raw_2[propertyName] = ts.map(raw_2[propertyName], updatePath_1);
}
};
var raw_2 = extendedConfig.raw;
mapPropertiesInRawIfNotUndefined("include");
mapPropertiesInRawIfNotUndefined("exclude");
mapPropertiesInRawIfNotUndefined("files");
}
return extendedConfig;
}
function convertCompileOnSaveOptionFromJson(jsonOption, basePath, errors) {
if (!ts.hasProperty(jsonOption, ts.compileOnSaveCommandLineOption.name)) {
return false;
}
var result = convertJsonOption(ts.compileOnSaveCommandLineOption, jsonOption.compileOnSave, basePath, errors);
return typeof result === "boolean" && result;
}
function convertCompilerOptionsFromJson(jsonOptions, basePath, configFileName) {
var errors = [];
var options = convertCompilerOptionsFromJsonWorker(jsonOptions, basePath, errors, configFileName);
return { options: options, errors: errors };
}
ts.convertCompilerOptionsFromJson = convertCompilerOptionsFromJson;
function convertTypeAcquisitionFromJson(jsonOptions, basePath, configFileName) {
var errors = [];
var options = convertTypeAcquisitionFromJsonWorker(jsonOptions, basePath, errors, configFileName);
return { options: options, errors: errors };
}
ts.convertTypeAcquisitionFromJson = convertTypeAcquisitionFromJson;
function getDefaultCompilerOptions(configFileName) {
var options = configFileName && ts.getBaseFileName(configFileName) === "jsconfig.json"
? { allowJs: true, maxNodeModuleJsDepth: 2, allowSyntheticDefaultImports: true, skipLibCheck: true, noEmit: true }
: {};
return options;
}
function convertCompilerOptionsFromJsonWorker(jsonOptions, basePath, errors, configFileName) {
var options = getDefaultCompilerOptions(configFileName);
convertOptionsFromJson(ts.optionDeclarations, jsonOptions, basePath, options, ts.Diagnostics.Unknown_compiler_option_0, errors);
if (configFileName) {
options.configFilePath = ts.normalizeSlashes(configFileName);
}
return options;
}
function getDefaultTypeAcquisition(configFileName) {
return { enable: !!configFileName && ts.getBaseFileName(configFileName) === "jsconfig.json", include: [], exclude: [] };
}
function convertTypeAcquisitionFromJsonWorker(jsonOptions, basePath, errors, configFileName) {
var options = getDefaultTypeAcquisition(configFileName);
var typeAcquisition = convertEnableAutoDiscoveryToEnable(jsonOptions);
convertOptionsFromJson(ts.typeAcquisitionDeclarations, typeAcquisition, basePath, options, ts.Diagnostics.Unknown_type_acquisition_option_0, errors);
return options;
}
function convertOptionsFromJson(optionDeclarations, jsonOptions, basePath, defaultOptions, diagnosticMessage, errors) {
if (!jsonOptions) {
return;
}
var optionNameMap = commandLineOptionsToMap(optionDeclarations);
for (var id in jsonOptions) {
var opt = optionNameMap.get(id);
if (opt) {
defaultOptions[opt.name] = convertJsonOption(opt, jsonOptions[id], basePath, errors);
}
else {
errors.push(ts.createCompilerDiagnostic(diagnosticMessage, id));
}
}
}
function convertJsonOption(opt, value, basePath, errors) {
if (isCompilerOptionsValue(opt, value)) {
var optType = opt.type;
if (optType === "list" && ts.isArray(value)) {
return convertJsonOptionOfListType(opt, value, basePath, errors);
}
else if (!ts.isString(optType)) {
return convertJsonOptionOfCustomType(opt, value, errors);
}
return normalizeNonListOptionValue(opt, basePath, value);
}
else {
errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, opt.name, getCompilerOptionValueTypeString(opt)));
}
}
function normalizeOptionValue(option, basePath, value) {
if (isNullOrUndefined(value))
return undefined;
if (option.type === "list") {
var listOption_1 = option;
if (listOption_1.element.isFilePath || !ts.isString(listOption_1.element.type)) {
return ts.filter(ts.map(value, function (v) { return normalizeOptionValue(listOption_1.element, basePath, v); }), function (v) { return !!v; });
}
return value;
}
else if (!ts.isString(option.type)) {
return option.type.get(ts.isString(value) ? value.toLowerCase() : value);
}
return normalizeNonListOptionValue(option, basePath, value);
}
function normalizeNonListOptionValue(option, basePath, value) {
if (option.isFilePath) {
value = ts.normalizePath(ts.combinePaths(basePath, value));
if (value === "") {
value = ".";
}
}
return value;
}
function convertJsonOptionOfCustomType(opt, value, errors) {
if (isNullOrUndefined(value))
return undefined;
var key = value.toLowerCase();
var val = opt.type.get(key);
if (val !== undefined) {
return val;
}
else {
errors.push(createCompilerDiagnosticForInvalidCustomType(opt));
}
}
function convertJsonOptionOfListType(option, values, basePath, errors) {
return ts.filter(ts.map(values, function (v) { return convertJsonOption(option.element, v, basePath, errors); }), function (v) { return !!v; });
}
function trimString(s) {
return typeof s.trim === "function" ? s.trim() : s.replace(/^[\s]+|[\s]+$/g, "");
}
var invalidTrailingRecursionPattern = /(^|\/)\*\*\/?$/;
var invalidDotDotAfterRecursiveWildcardPattern = /(^|\/)\*\*\/(.*\/)?\.\.($|\/)/;
var watchRecursivePattern = /\/[^/]*?[*?][^/]*\//;
var wildcardDirectoryPattern = /^[^*?]*(?=\/[^/]*[*?])/;
function matchFileNames(filesSpecs, includeSpecs, excludeSpecs, basePath, options, host, errors, extraFileExtensions, jsonSourceFile) {
basePath = ts.normalizePath(basePath);
var validatedIncludeSpecs, validatedExcludeSpecs;
if (includeSpecs) {
validatedIncludeSpecs = validateSpecs(includeSpecs, errors, false, jsonSourceFile, "include");
}
if (excludeSpecs) {
validatedExcludeSpecs = validateSpecs(excludeSpecs, errors, true, jsonSourceFile, "exclude");
}
var wildcardDirectories = getWildcardDirectories(validatedIncludeSpecs, validatedExcludeSpecs, basePath, host.useCaseSensitiveFileNames);
var spec = { filesSpecs: filesSpecs, referencesSpecs: undefined, includeSpecs: includeSpecs, excludeSpecs: excludeSpecs, validatedIncludeSpecs: validatedIncludeSpecs, validatedExcludeSpecs: validatedExcludeSpecs, wildcardDirectories: wildcardDirectories };
return getFileNamesFromConfigSpecs(spec, basePath, options, host, extraFileExtensions);
}
function getFileNamesFromConfigSpecs(spec, basePath, options, host, extraFileExtensions) {
if (extraFileExtensions === void 0) { extraFileExtensions = []; }
basePath = ts.normalizePath(basePath);
var keyMapper = host.useCaseSensitiveFileNames ? ts.identity : ts.toLowerCase;
var literalFileMap = ts.createMap();
var wildcardFileMap = ts.createMap();
var filesSpecs = spec.filesSpecs, validatedIncludeSpecs = spec.validatedIncludeSpecs, validatedExcludeSpecs = spec.validatedExcludeSpecs, wildcardDirectories = spec.wildcardDirectories;
var supportedExtensions = ts.getSupportedExtensions(options, extraFileExtensions);
if (filesSpecs) {
for (var _i = 0, filesSpecs_1 = filesSpecs; _i < filesSpecs_1.length; _i++) {
var fileName = filesSpecs_1[_i];
var file = ts.getNormalizedAbsolutePath(fileName, basePath);
literalFileMap.set(keyMapper(file), file);
}
}
if (validatedIncludeSpecs && validatedIncludeSpecs.length > 0) {
for (var _a = 0, _b = host.readDirectory(basePath, supportedExtensions, validatedExcludeSpecs, validatedIncludeSpecs, undefined); _a < _b.length; _a++) {
var file = _b[_a];
if (hasFileWithHigherPriorityExtension(file, literalFileMap, wildcardFileMap, supportedExtensions, keyMapper)) {
continue;
}
removeWildcardFilesWithLowerPriorityExtension(file, wildcardFileMap, supportedExtensions, keyMapper);
var key = keyMapper(file);
if (!literalFileMap.has(key) && !wildcardFileMap.has(key)) {
wildcardFileMap.set(key, file);
}
}
}
var literalFiles = ts.arrayFrom(literalFileMap.values());
var wildcardFiles = ts.arrayFrom(wildcardFileMap.values());
var projectReferences = spec.referencesSpecs && spec.referencesSpecs.map(function (r) {
return __assign({}, r, { path: ts.getNormalizedAbsolutePath(r.path, basePath) });
});
return {
fileNames: literalFiles.concat(wildcardFiles),
projectReferences: projectReferences,
wildcardDirectories: wildcardDirectories,
spec: spec
};
}
ts.getFileNamesFromConfigSpecs = getFileNamesFromConfigSpecs;
function validateSpecs(specs, errors, allowTrailingRecursion, jsonSourceFile, specKey) {
return specs.filter(function (spec) {
var diag = specToDiagnostic(spec, allowTrailingRecursion);
if (diag !== undefined) {
errors.push(createDiagnostic(diag, spec));
}
return diag === undefined;
});
function createDiagnostic(message, spec) {
var element = ts.getTsConfigPropArrayElementValue(jsonSourceFile, specKey, spec);
return element ?
ts.createDiagnosticForNodeInSourceFile(jsonSourceFile, element, message, spec) :
ts.createCompilerDiagnostic(message, spec);
}
}
function specToDiagnostic(spec, allowTrailingRecursion) {
if (!allowTrailingRecursion && invalidTrailingRecursionPattern.test(spec)) {
return ts.Diagnostics.File_specification_cannot_end_in_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0;
}
else if (invalidDotDotAfterRecursiveWildcardPattern.test(spec)) {
return ts.Diagnostics.File_specification_cannot_contain_a_parent_directory_that_appears_after_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0;
}
}
function getWildcardDirectories(include, exclude, path, useCaseSensitiveFileNames) {
var rawExcludeRegex = ts.getRegularExpressionForWildcard(exclude, path, "exclude");
var excludeRegex = rawExcludeRegex && new RegExp(rawExcludeRegex, useCaseSensitiveFileNames ? "" : "i");
var wildcardDirectories = {};
if (include !== undefined) {
var recursiveKeys = [];
for (var _i = 0, include_1 = include; _i < include_1.length; _i++) {
var file = include_1[_i];
var spec = ts.normalizePath(ts.combinePaths(path, file));
if (excludeRegex && excludeRegex.test(spec)) {
continue;
}
var match = getWildcardDirectoryFromSpec(spec, useCaseSensitiveFileNames);
if (match) {
var key = match.key, flags = match.flags;
var existingFlags = wildcardDirectories[key];
if (existingFlags === undefined || existingFlags < flags) {
wildcardDirectories[key] = flags;
if (flags === 1) {
recursiveKeys.push(key);
}
}
}
}
for (var key in wildcardDirectories) {
if (ts.hasProperty(wildcardDirectories, key)) {
for (var _a = 0, recursiveKeys_1 = recursiveKeys; _a < recursiveKeys_1.length; _a++) {
var recursiveKey = recursiveKeys_1[_a];
if (key !== recursiveKey && ts.containsPath(recursiveKey, key, path, !useCaseSensitiveFileNames)) {
delete wildcardDirectories[key];
}
}
}
}
}
return wildcardDirectories;
}
function getWildcardDirectoryFromSpec(spec, useCaseSensitiveFileNames) {
var match = wildcardDirectoryPattern.exec(spec);
if (match) {
return {
key: useCaseSensitiveFileNames ? match[0] : match[0].toLowerCase(),
flags: watchRecursivePattern.test(spec) ? 1 : 0
};
}
if (ts.isImplicitGlob(spec)) {
return { key: spec, flags: 1 };
}
return undefined;
}
function hasFileWithHigherPriorityExtension(file, literalFiles, wildcardFiles, extensions, keyMapper) {
var extensionPriority = ts.getExtensionPriority(file, extensions);
var adjustedExtensionPriority = ts.adjustExtensionPriority(extensionPriority, extensions);
for (var i = 0; i < adjustedExtensionPriority; i++) {
var higherPriorityExtension = extensions[i];
var higherPriorityPath = keyMapper(ts.changeExtension(file, higherPriorityExtension));
if (literalFiles.has(higherPriorityPath) || wildcardFiles.has(higherPriorityPath)) {
return true;
}
}
return false;
}
function removeWildcardFilesWithLowerPriorityExtension(file, wildcardFiles, extensions, keyMapper) {
var extensionPriority = ts.getExtensionPriority(file, extensions);
var nextExtensionPriority = ts.getNextLowestExtensionPriority(extensionPriority, extensions);
for (var i = nextExtensionPriority; i < extensions.length; i++) {
var lowerPriorityExtension = extensions[i];
var lowerPriorityPath = keyMapper(ts.changeExtension(file, lowerPriorityExtension));
wildcardFiles.delete(lowerPriorityPath);
}
}
function convertCompilerOptionsForTelemetry(opts) {
var out = {};
for (var key in opts) {
if (opts.hasOwnProperty(key)) {
var type = getOptionFromName(key);
if (type !== undefined) {
out[key] = getOptionValueWithEmptyStrings(opts[key], type);
}
}
}
return out;
}
ts.convertCompilerOptionsForTelemetry = convertCompilerOptionsForTelemetry;
function getOptionValueWithEmptyStrings(value, option) {
switch (option.type) {
case "object":
return "";
case "string":
return "";
case "number":
return typeof value === "number" ? value : "";
case "boolean":
return typeof value === "boolean" ? value : "";
case "list":
var elementType_1 = option.element;
return ts.isArray(value) ? value.map(function (v) { return getOptionValueWithEmptyStrings(v, elementType_1); }) : "";
default:
return ts.forEachEntry(option.type, function (optionEnumValue, optionStringValue) {
if (optionEnumValue === value) {
return optionStringValue;
}
});
}
}
})(ts || (ts = {}));
var ts;
(function (ts) {
function trace(host) {
host.trace(ts.formatMessage.apply(undefined, arguments));
}
ts.trace = trace;
function isTraceEnabled(compilerOptions, host) {
return !!compilerOptions.traceResolution && host.trace !== undefined;
}
ts.isTraceEnabled = isTraceEnabled;
function withPackageId(packageId, r) {
return r && { path: r.path, extension: r.ext, packageId: packageId };
}
function noPackageId(r) {
return withPackageId(undefined, r);
}
var Extensions;
(function (Extensions) {
Extensions[Extensions["TypeScript"] = 0] = "TypeScript";
Extensions[Extensions["JavaScript"] = 1] = "JavaScript";
Extensions[Extensions["Json"] = 2] = "Json";
Extensions[Extensions["DtsOnly"] = 3] = "DtsOnly";
})(Extensions || (Extensions = {}));
function resolvedTypeScriptOnly(resolved) {
if (!resolved) {
return undefined;
}
ts.Debug.assert(ts.extensionIsTypeScript(resolved.extension));
return { fileName: resolved.path, packageId: resolved.packageId };
}
function createResolvedModuleWithFailedLookupLocations(resolved, originalPath, isExternalLibraryImport, failedLookupLocations) {
return {
resolvedModule: resolved && { resolvedFileName: resolved.path, originalPath: originalPath, extension: resolved.extension, isExternalLibraryImport: isExternalLibraryImport, packageId: resolved.packageId },
failedLookupLocations: failedLookupLocations
};
}
function tryReadPackageJsonFields(readTypes, jsonContent, baseDirectory, state) {
return readTypes ? tryReadFromField("typings") || tryReadFromField("types") : tryReadFromField("main");
function tryReadFromField(fieldName) {
if (!ts.hasProperty(jsonContent, fieldName)) {
if (state.traceEnabled) {
trace(state.host, ts.Diagnostics.package_json_does_not_have_a_0_field, fieldName);
}
return;
}
var fileName = jsonContent[fieldName];
if (!ts.isString(fileName)) {
if (state.traceEnabled) {
trace(state.host, ts.Diagnostics.Expected_type_of_0_field_in_package_json_to_be_string_got_1, fieldName, typeof fileName);
}
return;
}
var path = ts.normalizePath(ts.combinePaths(baseDirectory, fileName));
if (state.traceEnabled) {
trace(state.host, ts.Diagnostics.package_json_has_0_field_1_that_references_2, fieldName, fileName, path);
}
return path;
}
}
function readJson(path, host) {
try {
var jsonText = host.readFile(path);
if (!jsonText)
return {};
var result = ts.parseConfigFileTextToJson(path, jsonText);
if (result.error) {
return {};
}
return result.config;
}
catch (e) {
return {};
}
}
ts.readJson = readJson;
function getEffectiveTypeRoots(options, host) {
if (options.typeRoots) {
return options.typeRoots;
}
var currentDirectory;
if (options.configFilePath) {
currentDirectory = ts.getDirectoryPath(options.configFilePath);
}
else if (host.getCurrentDirectory) {
currentDirectory = host.getCurrentDirectory();
}
if (currentDirectory !== undefined) {
return getDefaultTypeRoots(currentDirectory, host);
}
}
ts.getEffectiveTypeRoots = getEffectiveTypeRoots;
function getDefaultTypeRoots(currentDirectory, host) {
if (!host.directoryExists) {
return [ts.combinePaths(currentDirectory, nodeModulesAtTypes)];
}
var typeRoots;
ts.forEachAncestorDirectory(ts.normalizePath(currentDirectory), function (directory) {
var atTypes = ts.combinePaths(directory, nodeModulesAtTypes);
if (host.directoryExists(atTypes)) {
(typeRoots || (typeRoots = [])).push(atTypes);
}
return undefined;
});
return typeRoots;
}
var nodeModulesAtTypes = ts.combinePaths("node_modules", "@types");
function resolveTypeReferenceDirective(typeReferenceDirectiveName, containingFile, options, host) {
var traceEnabled = isTraceEnabled(options, host);
var moduleResolutionState = { compilerOptions: options, host: host, traceEnabled: traceEnabled };
var typeRoots = getEffectiveTypeRoots(options, host);
if (traceEnabled) {
if (containingFile === undefined) {
if (typeRoots === undefined) {
trace(host, ts.Diagnostics.Resolving_type_reference_directive_0_containing_file_not_set_root_directory_not_set, typeReferenceDirectiveName);
}
else {
trace(host, ts.Diagnostics.Resolving_type_reference_directive_0_containing_file_not_set_root_directory_1, typeReferenceDirectiveName, typeRoots);
}
}
else {
if (typeRoots === undefined) {
trace(host, ts.Diagnostics.Resolving_type_reference_directive_0_containing_file_1_root_directory_not_set, typeReferenceDirectiveName, containingFile);
}
else {
trace(host, ts.Diagnostics.Resolving_type_reference_directive_0_containing_file_1_root_directory_2, typeReferenceDirectiveName, containingFile, typeRoots);
}
}
}
var failedLookupLocations = [];
var resolved = primaryLookup();
var primary = true;
if (!resolved) {
resolved = secondaryLookup();
primary = false;
}
var resolvedTypeReferenceDirective;
if (resolved) {
if (!options.preserveSymlinks) {
resolved = __assign({}, resolved, { fileName: realPath(resolved.fileName, host, traceEnabled) });
}
if (traceEnabled) {
trace(host, ts.Diagnostics.Type_reference_directive_0_was_successfully_resolved_to_1_primary_Colon_2, typeReferenceDirectiveName, resolved.fileName, primary);
}
resolvedTypeReferenceDirective = { primary: primary, resolvedFileName: resolved.fileName, packageId: resolved.packageId };
}
return { resolvedTypeReferenceDirective: resolvedTypeReferenceDirective, failedLookupLocations: failedLookupLocations };
function primaryLookup() {
if (typeRoots && typeRoots.length) {
if (traceEnabled) {
trace(host, ts.Diagnostics.Resolving_with_primary_search_path_0, typeRoots.join(", "));
}
return ts.forEach(typeRoots, function (typeRoot) {
var candidate = ts.combinePaths(typeRoot, typeReferenceDirectiveName);
var candidateDirectory = ts.getDirectoryPath(candidate);
var directoryExists = directoryProbablyExists(candidateDirectory, host);
if (!directoryExists && traceEnabled) {
trace(host, ts.Diagnostics.Directory_0_does_not_exist_skipping_all_lookups_in_it, candidateDirectory);
}
return resolvedTypeScriptOnly(loadNodeModuleFromDirectory(Extensions.DtsOnly, candidate, failedLookupLocations, !directoryExists, moduleResolutionState));
});
}
else {
if (traceEnabled) {
trace(host, ts.Diagnostics.Root_directory_cannot_be_determined_skipping_primary_search_paths);
}
}
}
function secondaryLookup() {
var initialLocationForSecondaryLookup = containingFile && ts.getDirectoryPath(containingFile);
if (initialLocationForSecondaryLookup !== undefined) {
if (traceEnabled) {
trace(host, ts.Diagnostics.Looking_up_in_node_modules_folder_initial_location_0, initialLocationForSecondaryLookup);
}
var result = loadModuleFromNodeModules(Extensions.DtsOnly, typeReferenceDirectiveName, initialLocationForSecondaryLookup, failedLookupLocations, moduleResolutionState, undefined);
var resolvedFile = resolvedTypeScriptOnly(result && result.value);
if (!resolvedFile && traceEnabled) {
trace(host, ts.Diagnostics.Type_reference_directive_0_was_not_resolved, typeReferenceDirectiveName);
}
return resolvedFile;
}
else {
if (traceEnabled) {
trace(host, ts.Diagnostics.Containing_file_is_not_specified_and_root_directory_cannot_be_determined_skipping_lookup_in_node_modules_folder);
}
}
}
}
ts.resolveTypeReferenceDirective = resolveTypeReferenceDirective;
function getAutomaticTypeDirectiveNames(options, host) {
if (options.types) {
return options.types;
}
var result = [];
if (host.directoryExists && host.getDirectories) {
var typeRoots = getEffectiveTypeRoots(options, host);
if (typeRoots) {
for (var _i = 0, typeRoots_1 = typeRoots; _i < typeRoots_1.length; _i++) {
var root = typeRoots_1[_i];
if (host.directoryExists(root)) {
for (var _a = 0, _b = host.getDirectories(root); _a < _b.length; _a++) {
var typeDirectivePath = _b[_a];
var normalized = ts.normalizePath(typeDirectivePath);
var packageJsonPath = pathToPackageJson(ts.combinePaths(root, normalized));
var isNotNeededPackage = host.fileExists(packageJsonPath) && readJson(packageJsonPath, host).typings === null;
if (!isNotNeededPackage) {
result.push(ts.getBaseFileName(normalized));
}
}
}
}
}
}
return result;
}
ts.getAutomaticTypeDirectiveNames = getAutomaticTypeDirectiveNames;
function createModuleResolutionCache(currentDirectory, getCanonicalFileName) {
return createModuleResolutionCacheWithMaps(ts.createMap(), ts.createMap(), currentDirectory, getCanonicalFileName);
}
ts.createModuleResolutionCache = createModuleResolutionCache;
function createModuleResolutionCacheWithMaps(directoryToModuleNameMap, moduleNameToDirectoryMap, currentDirectory, getCanonicalFileName) {
return { getOrCreateCacheForDirectory: getOrCreateCacheForDirectory, getOrCreateCacheForModuleName: getOrCreateCacheForModuleName };
function getOrCreateCacheForDirectory(directoryName) {
var path = ts.toPath(directoryName, currentDirectory, getCanonicalFileName);
var perFolderCache = directoryToModuleNameMap.get(path);
if (!perFolderCache) {
perFolderCache = ts.createMap();
directoryToModuleNameMap.set(path, perFolderCache);
}
return perFolderCache;
}
function getOrCreateCacheForModuleName(nonRelativeModuleName) {
if (ts.isExternalModuleNameRelative(nonRelativeModuleName)) {
return undefined;
}
var perModuleNameCache = moduleNameToDirectoryMap.get(nonRelativeModuleName);
if (!perModuleNameCache) {
perModuleNameCache = createPerModuleNameCache();
moduleNameToDirectoryMap.set(nonRelativeModuleName, perModuleNameCache);
}
return perModuleNameCache;
}
function createPerModuleNameCache() {
var directoryPathMap = ts.createMap();
return { get: get, set: set };
function get(directory) {
return directoryPathMap.get(ts.toPath(directory, currentDirectory, getCanonicalFileName));
}
function set(directory, result) {
var path = ts.toPath(directory, currentDirectory, getCanonicalFileName);
if (directoryPathMap.has(path)) {
return;
}
directoryPathMap.set(path, result);
var resolvedFileName = result.resolvedModule && result.resolvedModule.resolvedFileName;
var commonPrefix = getCommonPrefix(path, resolvedFileName);
var current = path;
while (true) {
var parent = ts.getDirectoryPath(current);
if (parent === current || directoryPathMap.has(parent)) {
break;
}
directoryPathMap.set(parent, result);
current = parent;
if (current === commonPrefix) {
break;
}
}
}
function getCommonPrefix(directory, resolution) {
if (resolution === undefined) {
return undefined;
}
var resolutionDirectory = ts.toPath(ts.getDirectoryPath(resolution), currentDirectory, getCanonicalFileName);
var i = 0;
while (i < Math.min(directory.length, resolutionDirectory.length) && directory.charCodeAt(i) === resolutionDirectory.charCodeAt(i)) {
i++;
}
var sep = directory.lastIndexOf(ts.directorySeparator, i);
if (sep < 0) {
return undefined;
}
return directory.substr(0, sep);
}
}
}
ts.createModuleResolutionCacheWithMaps = createModuleResolutionCacheWithMaps;
function resolveModuleNameFromCache(moduleName, containingFile, cache) {
var containingDirectory = ts.getDirectoryPath(containingFile);
var perFolderCache = cache && cache.getOrCreateCacheForDirectory(containingDirectory);
return perFolderCache && perFolderCache.get(moduleName);
}
ts.resolveModuleNameFromCache = resolveModuleNameFromCache;
function resolveModuleName(moduleName, containingFile, compilerOptions, host, cache) {
var traceEnabled = isTraceEnabled(compilerOptions, host);
if (traceEnabled) {
trace(host, ts.Diagnostics.Resolving_module_0_from_1, moduleName, containingFile);
}
var containingDirectory = ts.getDirectoryPath(containingFile);
var perFolderCache = cache && cache.getOrCreateCacheForDirectory(containingDirectory);
var result = perFolderCache && perFolderCache.get(moduleName);
if (result) {
if (traceEnabled) {
trace(host, ts.Diagnostics.Resolution_for_module_0_was_found_in_cache_from_location_1, moduleName, containingDirectory);
}
}
else {
var moduleResolution = compilerOptions.moduleResolution;
if (moduleResolution === undefined) {
moduleResolution = ts.getEmitModuleKind(compilerOptions) === ts.ModuleKind.CommonJS ? ts.ModuleResolutionKind.NodeJs : ts.ModuleResolutionKind.Classic;
if (traceEnabled) {
trace(host, ts.Diagnostics.Module_resolution_kind_is_not_specified_using_0, ts.ModuleResolutionKind[moduleResolution]);
}
}
else {
if (traceEnabled) {
trace(host, ts.Diagnostics.Explicitly_specified_module_resolution_kind_Colon_0, ts.ModuleResolutionKind[moduleResolution]);
}
}
switch (moduleResolution) {
case ts.ModuleResolutionKind.NodeJs:
result = nodeModuleNameResolver(moduleName, containingFile, compilerOptions, host, cache);
break;
case ts.ModuleResolutionKind.Classic:
result = classicNameResolver(moduleName, containingFile, compilerOptions, host, cache);
break;
default:
return ts.Debug.fail("Unexpected moduleResolution: " + moduleResolution);
}
if (perFolderCache) {
perFolderCache.set(moduleName, result);
var perModuleNameCache = cache.getOrCreateCacheForModuleName(moduleName);
if (perModuleNameCache) {
perModuleNameCache.set(containingDirectory, result);
}
}
}
if (traceEnabled) {
if (result.resolvedModule) {
trace(host, ts.Diagnostics.Module_name_0_was_successfully_resolved_to_1, moduleName, result.resolvedModule.resolvedFileName);
}
else {
trace(host, ts.Diagnostics.Module_name_0_was_not_resolved, moduleName);
}
}
return result;
}
ts.resolveModuleName = resolveModuleName;
function tryLoadModuleUsingOptionalResolutionSettings(extensions, moduleName, containingDirectory, loader, failedLookupLocations, state) {
if (!ts.isExternalModuleNameRelative(moduleName)) {
return tryLoadModuleUsingBaseUrl(extensions, moduleName, loader, failedLookupLocations, state);
}
else {
return tryLoadModuleUsingRootDirs(extensions, moduleName, containingDirectory, loader, failedLookupLocations, state);
}
}
function tryLoadModuleUsingRootDirs(extensions, moduleName, containingDirectory, loader, failedLookupLocations, state) {
if (!state.compilerOptions.rootDirs) {
return undefined;
}
if (state.traceEnabled) {
trace(state.host, ts.Diagnostics.rootDirs_option_is_set_using_it_to_resolve_relative_module_name_0, moduleName);
}
var candidate = ts.normalizePath(ts.combinePaths(containingDirectory, moduleName));
var matchedRootDir;
var matchedNormalizedPrefix;
for (var _i = 0, _a = state.compilerOptions.rootDirs; _i < _a.length; _i++) {
var rootDir = _a[_i];
var normalizedRoot = ts.normalizePath(rootDir);
if (!ts.endsWith(normalizedRoot, ts.directorySeparator)) {
normalizedRoot += ts.directorySeparator;
}
var isLongestMatchingPrefix = ts.startsWith(candidate, normalizedRoot) &&
(matchedNormalizedPrefix === undefined || matchedNormalizedPrefix.length < normalizedRoot.length);
if (state.traceEnabled) {
trace(state.host, ts.Diagnostics.Checking_if_0_is_the_longest_matching_prefix_for_1_2, normalizedRoot, candidate, isLongestMatchingPrefix);
}
if (isLongestMatchingPrefix) {
matchedNormalizedPrefix = normalizedRoot;
matchedRootDir = rootDir;
}
}
if (matchedNormalizedPrefix) {
if (state.traceEnabled) {
trace(state.host, ts.Diagnostics.Longest_matching_prefix_for_0_is_1, candidate, matchedNormalizedPrefix);
}
var suffix = candidate.substr(matchedNormalizedPrefix.length);
if (state.traceEnabled) {
trace(state.host, ts.Diagnostics.Loading_0_from_the_root_dir_1_candidate_location_2, suffix, matchedNormalizedPrefix, candidate);
}
var resolvedFileName = loader(extensions, candidate, failedLookupLocations, !directoryProbablyExists(containingDirectory, state.host), state);
if (resolvedFileName) {
return resolvedFileName;
}
if (state.traceEnabled) {
trace(state.host, ts.Diagnostics.Trying_other_entries_in_rootDirs);
}
for (var _b = 0, _c = state.compilerOptions.rootDirs; _b < _c.length; _b++) {
var rootDir = _c[_b];
if (rootDir === matchedRootDir) {
continue;
}
var candidate_1 = ts.combinePaths(ts.normalizePath(rootDir), suffix);
if (state.traceEnabled) {
trace(state.host, ts.Diagnostics.Loading_0_from_the_root_dir_1_candidate_location_2, suffix, rootDir, candidate_1);
}
var baseDirectory = ts.getDirectoryPath(candidate_1);
var resolvedFileName_1 = loader(extensions, candidate_1, failedLookupLocations, !directoryProbablyExists(baseDirectory, state.host), state);
if (resolvedFileName_1) {
return resolvedFileName_1;
}
}
if (state.traceEnabled) {
trace(state.host, ts.Diagnostics.Module_resolution_using_rootDirs_has_failed);
}
}
return undefined;
}
function tryLoadModuleUsingBaseUrl(extensions, moduleName, loader, failedLookupLocations, state) {
if (!state.compilerOptions.baseUrl) {
return undefined;
}
if (state.traceEnabled) {
trace(state.host, ts.Diagnostics.baseUrl_option_is_set_to_0_using_this_value_to_resolve_non_relative_module_name_1, state.compilerOptions.baseUrl, moduleName);
}
var matchedPattern;
if (state.compilerOptions.paths) {
if (state.traceEnabled) {
trace(state.host, ts.Diagnostics.paths_option_is_specified_looking_for_a_pattern_to_match_module_name_0, moduleName);
}
matchedPattern = ts.matchPatternOrExact(ts.getOwnKeys(state.compilerOptions.paths), moduleName);
}
if (matchedPattern) {
var matchedStar_1 = ts.isString(matchedPattern) ? undefined : ts.matchedText(matchedPattern, moduleName);
var matchedPatternText = ts.isString(matchedPattern) ? matchedPattern : ts.patternText(matchedPattern);
if (state.traceEnabled) {
trace(state.host, ts.Diagnostics.Module_name_0_matched_pattern_1, moduleName, matchedPatternText);
}
return ts.forEach(state.compilerOptions.paths[matchedPatternText], function (subst) {
var path = matchedStar_1 ? subst.replace("*", matchedStar_1) : subst;
var candidate = ts.normalizePath(ts.combinePaths(state.compilerOptions.baseUrl, path));
if (state.traceEnabled) {
trace(state.host, ts.Diagnostics.Trying_substitution_0_candidate_module_location_Colon_1, subst, path);
}
var extension = ts.tryGetExtensionFromPath(candidate);
if (extension !== undefined) {
var path_1 = tryFile(candidate, failedLookupLocations, false, state);
if (path_1 !== undefined) {
return noPackageId({ path: path_1, ext: extension });
}
}
return loader(extensions, candidate, failedLookupLocations, !directoryProbablyExists(ts.getDirectoryPath(candidate), state.host), state);
});
}
else {
var candidate = ts.normalizePath(ts.combinePaths(state.compilerOptions.baseUrl, moduleName));
if (state.traceEnabled) {
trace(state.host, ts.Diagnostics.Resolving_module_name_0_relative_to_base_url_1_2, moduleName, state.compilerOptions.baseUrl, candidate);
}
return loader(extensions, candidate, failedLookupLocations, !directoryProbablyExists(ts.getDirectoryPath(candidate), state.host), state);
}
}
function nodeModuleNameResolver(moduleName, containingFile, compilerOptions, host, cache) {
return nodeModuleNameResolverWorker(moduleName, ts.getDirectoryPath(containingFile), compilerOptions, host, cache, false);
}
ts.nodeModuleNameResolver = nodeModuleNameResolver;
function resolveJavaScriptModule(moduleName, initialDir, host) {
var _a = nodeModuleNameResolverWorker(moduleName, initialDir, { moduleResolution: ts.ModuleResolutionKind.NodeJs, allowJs: true }, host, undefined, true), resolvedModule = _a.resolvedModule, failedLookupLocations = _a.failedLookupLocations;
if (!resolvedModule) {
throw new Error("Could not resolve JS module '" + moduleName + "' starting at '" + initialDir + "'. Looked in: " + failedLookupLocations.join(", "));
}
return resolvedModule.resolvedFileName;
}
ts.resolveJavaScriptModule = resolveJavaScriptModule;
function nodeModuleNameResolverWorker(moduleName, containingDirectory, compilerOptions, host, cache, jsOnly) {
var traceEnabled = isTraceEnabled(compilerOptions, host);
var failedLookupLocations = [];
var state = { compilerOptions: compilerOptions, host: host, traceEnabled: traceEnabled };
var result = jsOnly ?
tryResolve(Extensions.JavaScript) :
(tryResolve(Extensions.TypeScript) ||
tryResolve(Extensions.JavaScript) ||
(compilerOptions.resolveJsonModule ? tryResolve(Extensions.Json) : undefined));
if (result && result.value) {
var _a = result.value, resolved = _a.resolved, originalPath = _a.originalPath, isExternalLibraryImport = _a.isExternalLibraryImport;
return createResolvedModuleWithFailedLookupLocations(resolved, originalPath, isExternalLibraryImport, failedLookupLocations);
}
return { resolvedModule: undefined, failedLookupLocations: failedLookupLocations };
function tryResolve(extensions) {
var loader = function (extensions, candidate, failedLookupLocations, onlyRecordFailures, state) { return nodeLoadModuleByRelativeName(extensions, candidate, failedLookupLocations, onlyRecordFailures, state, true); };
var resolved = tryLoadModuleUsingOptionalResolutionSettings(extensions, moduleName, containingDirectory, loader, failedLookupLocations, state);
if (resolved) {
return toSearchResult({ resolved: resolved, isExternalLibraryImport: false });
}
if (!ts.isExternalModuleNameRelative(moduleName)) {
if (traceEnabled) {
trace(host, ts.Diagnostics.Loading_module_0_from_node_modules_folder_target_file_type_1, moduleName, Extensions[extensions]);
}
var resolved_1 = loadModuleFromNodeModules(extensions, moduleName, containingDirectory, failedLookupLocations, state, cache);
if (!resolved_1)
return undefined;
var resolvedValue = resolved_1.value;
var originalPath = void 0;
if (!compilerOptions.preserveSymlinks && resolvedValue) {
originalPath = resolvedValue.path;
var path = realPath(resolvedValue.path, host, traceEnabled);
if (path === originalPath) {
originalPath = undefined;
}
resolvedValue = __assign({}, resolvedValue, { path: path });
}
return { value: resolvedValue && { resolved: resolvedValue, originalPath: originalPath, isExternalLibraryImport: true } };
}
else {
var _a = ts.normalizePathAndParts(ts.combinePaths(containingDirectory, moduleName)), candidate = _a.path, parts = _a.parts;
var resolved_2 = nodeLoadModuleByRelativeName(extensions, candidate, failedLookupLocations, false, state, true);
return resolved_2 && toSearchResult({ resolved: resolved_2, isExternalLibraryImport: ts.contains(parts, "node_modules") });
}
}
}
function realPath(path, host, traceEnabled) {
if (!host.realpath) {
return path;
}
var real = ts.normalizePath(host.realpath(path));
if (traceEnabled) {
trace(host, ts.Diagnostics.Resolving_real_path_for_0_result_1, path, real);
}
ts.Debug.assert(host.fileExists(real), path + " linked to nonexistent file " + real);
return real;
}
function nodeLoadModuleByRelativeName(extensions, candidate, failedLookupLocations, onlyRecordFailures, state, considerPackageJson) {
if (state.traceEnabled) {
trace(state.host, ts.Diagnostics.Loading_module_as_file_Slash_folder_candidate_module_location_0_target_file_type_1, candidate, Extensions[extensions]);
}
if (!ts.hasTrailingDirectorySeparator(candidate)) {
if (!onlyRecordFailures) {
var parentOfCandidate = ts.getDirectoryPath(candidate);
if (!directoryProbablyExists(parentOfCandidate, state.host)) {
if (state.traceEnabled) {
trace(state.host, ts.Diagnostics.Directory_0_does_not_exist_skipping_all_lookups_in_it, parentOfCandidate);
}
onlyRecordFailures = true;
}
}
var resolvedFromFile = loadModuleFromFile(extensions, candidate, failedLookupLocations, onlyRecordFailures, state);
if (resolvedFromFile) {
var nm = considerPackageJson ? parseNodeModuleFromPath(resolvedFromFile) : undefined;
var packageId = nm && getPackageJsonInfo(nm.packageDirectory, nm.subModuleName, failedLookupLocations, false, state).packageId;
return withPackageId(packageId, resolvedFromFile);
}
}
if (!onlyRecordFailures) {
var candidateExists = directoryProbablyExists(candidate, state.host);
if (!candidateExists) {
if (state.traceEnabled) {
trace(state.host, ts.Diagnostics.Directory_0_does_not_exist_skipping_all_lookups_in_it, candidate);
}
onlyRecordFailures = true;
}
}
return loadNodeModuleFromDirectory(extensions, candidate, failedLookupLocations, onlyRecordFailures, state, considerPackageJson);
}
var nodeModulesPathPart = "/node_modules/";
function parseNodeModuleFromPath(resolved) {
var path = ts.normalizePath(resolved.path);
var idx = path.lastIndexOf(nodeModulesPathPart);
if (idx === -1) {
return undefined;
}
var indexAfterNodeModules = idx + nodeModulesPathPart.length;
var indexAfterPackageName = moveToNextDirectorySeparatorIfAvailable(path, indexAfterNodeModules);
if (path.charCodeAt(indexAfterNodeModules) === 64) {
indexAfterPackageName = moveToNextDirectorySeparatorIfAvailable(path, indexAfterPackageName);
}
var packageDirectory = path.slice(0, indexAfterPackageName);
var subModuleName = ts.removeExtension(path.slice(indexAfterPackageName + 1), resolved.ext) + ".d.ts";
return { packageDirectory: packageDirectory, subModuleName: subModuleName };
}
function moveToNextDirectorySeparatorIfAvailable(path, prevSeparatorIndex) {
var nextSeparatorIndex = path.indexOf(ts.directorySeparator, prevSeparatorIndex + 1);
return nextSeparatorIndex === -1 ? prevSeparatorIndex : nextSeparatorIndex;
}
function addExtensionAndIndex(path) {
if (path === "") {
return "index.d.ts";
}
if (ts.endsWith(path, ".d.ts")) {
return path;
}
if (ts.endsWith(path, "/index")) {
return path + ".d.ts";
}
return path + "/index.d.ts";
}
function directoryProbablyExists(directoryName, host) {
return !host.directoryExists || host.directoryExists(directoryName);
}
ts.directoryProbablyExists = directoryProbablyExists;
function loadModuleFromFileNoPackageId(extensions, candidate, failedLookupLocations, onlyRecordFailures, state) {
return noPackageId(loadModuleFromFile(extensions, candidate, failedLookupLocations, onlyRecordFailures, state));
}
function loadModuleFromFile(extensions, candidate, failedLookupLocations, onlyRecordFailures, state) {
if (extensions === Extensions.Json) {
var extensionLess = ts.tryRemoveExtension(candidate, ".json");
return extensionLess === undefined ? undefined : tryAddingExtensions(extensionLess, extensions, failedLookupLocations, onlyRecordFailures, state);
}
var resolvedByAddingExtension = tryAddingExtensions(candidate, extensions, failedLookupLocations, onlyRecordFailures, state);
if (resolvedByAddingExtension) {
return resolvedByAddingExtension;
}
if (ts.hasJavaScriptFileExtension(candidate)) {
var extensionless = ts.removeFileExtension(candidate);
if (state.traceEnabled) {
var extension = candidate.substring(extensionless.length);
trace(state.host, ts.Diagnostics.File_name_0_has_a_1_extension_stripping_it, candidate, extension);
}
return tryAddingExtensions(extensionless, extensions, failedLookupLocations, onlyRecordFailures, state);
}
}
function tryAddingExtensions(candidate, extensions, failedLookupLocations, onlyRecordFailures, state) {
if (!onlyRecordFailures) {
var directory = ts.getDirectoryPath(candidate);
if (directory) {
onlyRecordFailures = !directoryProbablyExists(directory, state.host);
}
}
switch (extensions) {
case Extensions.DtsOnly:
return tryExtension(".d.ts");
case Extensions.TypeScript:
return tryExtension(".ts") || tryExtension(".tsx") || tryExtension(".d.ts");
case Extensions.JavaScript:
return tryExtension(".js") || tryExtension(".jsx");
case Extensions.Json:
return tryExtension(".json");
}
function tryExtension(ext) {
var path = tryFile(candidate + ext, failedLookupLocations, onlyRecordFailures, state);
return path === undefined ? undefined : { path: path, ext: ext };
}
}
function tryFile(fileName, failedLookupLocations, onlyRecordFailures, state) {
if (!onlyRecordFailures) {
if (state.host.fileExists(fileName)) {
if (state.traceEnabled) {
trace(state.host, ts.Diagnostics.File_0_exist_use_it_as_a_name_resolution_result, fileName);
}
return fileName;
}
else {
if (state.traceEnabled) {
trace(state.host, ts.Diagnostics.File_0_does_not_exist, fileName);
}
}
}
failedLookupLocations.push(fileName);
return undefined;
}
function loadNodeModuleFromDirectory(extensions, candidate, failedLookupLocations, onlyRecordFailures, state, considerPackageJson) {
if (considerPackageJson === void 0) { considerPackageJson = true; }
var _a = considerPackageJson
? getPackageJsonInfo(candidate, "", failedLookupLocations, onlyRecordFailures, state)
: { packageJsonContent: undefined, packageId: undefined }, packageJsonContent = _a.packageJsonContent, packageId = _a.packageId;
return withPackageId(packageId, loadNodeModuleFromDirectoryWorker(extensions, candidate, failedLookupLocations, onlyRecordFailures, state, packageJsonContent));
}
function loadNodeModuleFromDirectoryWorker(extensions, candidate, failedLookupLocations, onlyRecordFailures, state, packageJsonContent) {
var fromPackageJson = packageJsonContent && loadModuleFromPackageJson(packageJsonContent, extensions, candidate, failedLookupLocations, state);
if (fromPackageJson) {
return fromPackageJson;
}
var directoryExists = !onlyRecordFailures && directoryProbablyExists(candidate, state.host);
return loadModuleFromFile(extensions, ts.combinePaths(candidate, "index"), failedLookupLocations, !directoryExists, state);
}
function getPackageJsonInfo(nodeModuleDirectory, subModuleName, failedLookupLocations, onlyRecordFailures, state) {
var host = state.host, traceEnabled = state.traceEnabled;
var directoryExists = !onlyRecordFailures && directoryProbablyExists(nodeModuleDirectory, host);
var packageJsonPath = pathToPackageJson(nodeModuleDirectory);
if (directoryExists && host.fileExists(packageJsonPath)) {
var packageJsonContent = readJson(packageJsonPath, host);
if (subModuleName === "") {
var path = tryReadPackageJsonFields(true, packageJsonContent, nodeModuleDirectory, state);
if (typeof path === "string") {
subModuleName = addExtensionAndIndex(path.substring(nodeModuleDirectory.length + 1));
}
else {
var jsPath = tryReadPackageJsonFields(false, packageJsonContent, nodeModuleDirectory, state);
if (typeof jsPath === "string" && jsPath.length > nodeModuleDirectory.length) {
var potentialSubModule_1 = jsPath.substring(nodeModuleDirectory.length + 1);
subModuleName = (ts.forEach(ts.supportedJavascriptExtensions, function (extension) {
return ts.tryRemoveExtension(potentialSubModule_1, extension);
}) || potentialSubModule_1) + ".d.ts";
}
else {
subModuleName = "index.d.ts";
}
}
}
if (!ts.endsWith(subModuleName, ".d.ts")) {
subModuleName = addExtensionAndIndex(subModuleName);
}
var packageId = typeof packageJsonContent.name === "string" && typeof packageJsonContent.version === "string"
? { name: packageJsonContent.name, subModuleName: subModuleName, version: packageJsonContent.version }
: undefined;
if (traceEnabled) {
if (packageId) {
trace(host, ts.Diagnostics.Found_package_json_at_0_Package_ID_is_1, packageJsonPath, ts.packageIdToString(packageId));
}
else {
trace(host, ts.Diagnostics.Found_package_json_at_0, packageJsonPath);
}
}
return { found: true, packageJsonContent: packageJsonContent, packageId: packageId };
}
else {
if (directoryExists && traceEnabled) {
trace(host, ts.Diagnostics.File_0_does_not_exist, packageJsonPath);
}
failedLookupLocations.push(packageJsonPath);
return { found: false, packageJsonContent: undefined, packageId: undefined };
}
}
function loadModuleFromPackageJson(jsonContent, extensions, candidate, failedLookupLocations, state) {
var file = tryReadPackageJsonFields(extensions !== Extensions.JavaScript && extensions !== Extensions.Json, jsonContent, candidate, state);
if (!file) {
if (extensions === Extensions.TypeScript) {
file = tryReadPackageJsonFields(false, jsonContent, candidate, state);
if (!file) {
return undefined;
}
}
else {
return undefined;
}
}
var onlyRecordFailures = !directoryProbablyExists(ts.getDirectoryPath(file), state.host);
var fromFile = tryFile(file, failedLookupLocations, onlyRecordFailures, state);
if (fromFile) {
var resolved = resolvedIfExtensionMatches(extensions, fromFile);
if (resolved) {
return resolved;
}
if (state.traceEnabled) {
trace(state.host, ts.Diagnostics.File_0_has_an_unsupported_extension_so_skipping_it, fromFile);
}
}
var nextExtensions = extensions === Extensions.DtsOnly ? Extensions.TypeScript : extensions;
var result = nodeLoadModuleByRelativeName(nextExtensions, file, failedLookupLocations, onlyRecordFailures, state, false);
if (result) {
ts.Debug.assert(result.packageId === undefined);
return { path: result.path, ext: result.extension };
}
}
function resolvedIfExtensionMatches(extensions, path) {
var ext = ts.tryGetExtensionFromPath(path);
return ext !== undefined && extensionIsOk(extensions, ext) ? { path: path, ext: ext } : undefined;
}
function extensionIsOk(extensions, extension) {
switch (extensions) {
case Extensions.JavaScript:
return extension === ".js" || extension === ".jsx";
case Extensions.Json:
return extension === ".json";
case Extensions.TypeScript:
return extension === ".ts" || extension === ".tsx" || extension === ".d.ts";
case Extensions.DtsOnly:
return extension === ".d.ts";
}
}
function pathToPackageJson(directory) {
return ts.combinePaths(directory, "package.json");
}
function loadModuleFromNodeModulesFolder(extensions, moduleName, nodeModulesFolder, nodeModulesFolderExists, failedLookupLocations, state) {
var candidate = ts.normalizePath(ts.combinePaths(nodeModulesFolder, moduleName));
var packageJsonContent;
var packageId;
var packageInfo = getPackageJsonInfo(candidate, "", failedLookupLocations, !nodeModulesFolderExists, state);
if (packageInfo.found) {
(packageJsonContent = packageInfo.packageJsonContent, packageId = packageInfo.packageId);
}
else {
var _a = getPackageName(moduleName), packageName = _a.packageName, rest = _a.rest;
if (rest !== "") {
var packageRootPath = ts.combinePaths(nodeModulesFolder, packageName);
packageId = getPackageJsonInfo(packageRootPath, rest, failedLookupLocations, !nodeModulesFolderExists, state).packageId;
}
}
var pathAndExtension = loadModuleFromFile(extensions, candidate, failedLookupLocations, !nodeModulesFolderExists, state) ||
loadNodeModuleFromDirectoryWorker(extensions, candidate, failedLookupLocations, !nodeModulesFolderExists, state, packageJsonContent);
return withPackageId(packageId, pathAndExtension);
}
function getPackageName(moduleName) {
var idx = moduleName.indexOf(ts.directorySeparator);
if (moduleName[0] === "@") {
idx = moduleName.indexOf(ts.directorySeparator, idx + 1);
}
return idx === -1 ? { packageName: moduleName, rest: "" } : { packageName: moduleName.slice(0, idx), rest: moduleName.slice(idx + 1) };
}
ts.getPackageName = getPackageName;
function loadModuleFromNodeModules(extensions, moduleName, directory, failedLookupLocations, state, cache) {
return loadModuleFromNodeModulesWorker(extensions, moduleName, directory, failedLookupLocations, state, false, cache);
}
function loadModuleFromNodeModulesAtTypes(moduleName, directory, failedLookupLocations, state) {
return loadModuleFromNodeModulesWorker(Extensions.DtsOnly, moduleName, directory, failedLookupLocations, state, true, undefined);
}
function loadModuleFromNodeModulesWorker(extensions, moduleName, directory, failedLookupLocations, state, typesOnly, cache) {
var perModuleNameCache = cache && cache.getOrCreateCacheForModuleName(moduleName);
return ts.forEachAncestorDirectory(ts.normalizeSlashes(directory), function (ancestorDirectory) {
if (ts.getBaseFileName(ancestorDirectory) !== "node_modules") {
var resolutionFromCache = tryFindNonRelativeModuleNameInCache(perModuleNameCache, moduleName, ancestorDirectory, state.traceEnabled, state.host, failedLookupLocations);
if (resolutionFromCache) {
return resolutionFromCache;
}
return toSearchResult(loadModuleFromNodeModulesOneLevel(extensions, moduleName, ancestorDirectory, failedLookupLocations, state, typesOnly));
}
});
}
function loadModuleFromNodeModulesOneLevel(extensions, moduleName, directory, failedLookupLocations, state, typesOnly) {
if (typesOnly === void 0) { typesOnly = false; }
var nodeModulesFolder = ts.combinePaths(directory, "node_modules");
var nodeModulesFolderExists = directoryProbablyExists(nodeModulesFolder, state.host);
if (!nodeModulesFolderExists && state.traceEnabled) {
trace(state.host, ts.Diagnostics.Directory_0_does_not_exist_skipping_all_lookups_in_it, nodeModulesFolder);
}
var packageResult = typesOnly ? undefined : loadModuleFromNodeModulesFolder(extensions, moduleName, nodeModulesFolder, nodeModulesFolderExists, failedLookupLocations, state);
if (packageResult) {
return packageResult;
}
if (extensions !== Extensions.JavaScript && extensions !== Extensions.Json) {
var nodeModulesAtTypes_1 = ts.combinePaths(nodeModulesFolder, "@types");
var nodeModulesAtTypesExists = nodeModulesFolderExists;
if (nodeModulesFolderExists && !directoryProbablyExists(nodeModulesAtTypes_1, state.host)) {
if (state.traceEnabled) {
trace(state.host, ts.Diagnostics.Directory_0_does_not_exist_skipping_all_lookups_in_it, nodeModulesAtTypes_1);
}
nodeModulesAtTypesExists = false;
}
return loadModuleFromNodeModulesFolder(Extensions.DtsOnly, mangleScopedPackage(moduleName, state), nodeModulesAtTypes_1, nodeModulesAtTypesExists, failedLookupLocations, state);
}
}
var mangledScopedPackageSeparator = "__";
function mangleScopedPackage(packageName, state) {
var mangled = getMangledNameForScopedPackage(packageName);
if (state.traceEnabled && mangled !== packageName) {
trace(state.host, ts.Diagnostics.Scoped_package_detected_looking_in_0, mangled);
}
return mangled;
}
function getTypesPackageName(packageName) {
return "@types/" + getMangledNameForScopedPackage(packageName);
}
ts.getTypesPackageName = getTypesPackageName;
function getMangledNameForScopedPackage(packageName) {
if (ts.startsWith(packageName, "@")) {
var replaceSlash = packageName.replace(ts.directorySeparator, mangledScopedPackageSeparator);
if (replaceSlash !== packageName) {
return replaceSlash.slice(1);
}
}
return packageName;
}
ts.getMangledNameForScopedPackage = getMangledNameForScopedPackage;
function getPackageNameFromAtTypesDirectory(mangledName) {
var withoutAtTypePrefix = ts.removePrefix(mangledName, "@types/");
if (withoutAtTypePrefix !== mangledName) {
return getUnmangledNameForScopedPackage(withoutAtTypePrefix);
}
return mangledName;
}
ts.getPackageNameFromAtTypesDirectory = getPackageNameFromAtTypesDirectory;
function getUnmangledNameForScopedPackage(typesPackageName) {
return ts.stringContains(typesPackageName, mangledScopedPackageSeparator) ?
"@" + typesPackageName.replace(mangledScopedPackageSeparator, ts.directorySeparator) :
typesPackageName;
}
ts.getUnmangledNameForScopedPackage = getUnmangledNameForScopedPackage;
function tryFindNonRelativeModuleNameInCache(cache, moduleName, containingDirectory, traceEnabled, host, failedLookupLocations) {
var result = cache && cache.get(containingDirectory);
if (result) {
if (traceEnabled) {
trace(host, ts.Diagnostics.Resolution_for_module_0_was_found_in_cache_from_location_1, moduleName, containingDirectory);
}
failedLookupLocations.push.apply(failedLookupLocations, result.failedLookupLocations);
return { value: result.resolvedModule && { path: result.resolvedModule.resolvedFileName, extension: result.resolvedModule.extension, packageId: result.resolvedModule.packageId } };
}
}
function classicNameResolver(moduleName, containingFile, compilerOptions, host, cache) {
var traceEnabled = isTraceEnabled(compilerOptions, host);
var state = { compilerOptions: compilerOptions, host: host, traceEnabled: traceEnabled };
var failedLookupLocations = [];
var containingDirectory = ts.getDirectoryPath(containingFile);
var resolved = tryResolve(Extensions.TypeScript) || tryResolve(Extensions.JavaScript);
return createResolvedModuleWithFailedLookupLocations(resolved && resolved.value, undefined, false, failedLookupLocations);
function tryResolve(extensions) {
var resolvedUsingSettings = tryLoadModuleUsingOptionalResolutionSettings(extensions, moduleName, containingDirectory, loadModuleFromFileNoPackageId, failedLookupLocations, state);
if (resolvedUsingSettings) {
return { value: resolvedUsingSettings };
}
var perModuleNameCache = cache && cache.getOrCreateCacheForModuleName(moduleName);
if (!ts.isExternalModuleNameRelative(moduleName)) {
var resolved_3 = ts.forEachAncestorDirectory(containingDirectory, function (directory) {
var resolutionFromCache = tryFindNonRelativeModuleNameInCache(perModuleNameCache, moduleName, directory, traceEnabled, host, failedLookupLocations);
if (resolutionFromCache) {
return resolutionFromCache;
}
var searchName = ts.normalizePath(ts.combinePaths(directory, moduleName));
return toSearchResult(loadModuleFromFileNoPackageId(extensions, searchName, failedLookupLocations, false, state));
});
if (resolved_3) {
return resolved_3;
}
if (extensions === Extensions.TypeScript) {
return loadModuleFromNodeModulesAtTypes(moduleName, containingDirectory, failedLookupLocations, state);
}
}
else {
var candidate = ts.normalizePath(ts.combinePaths(containingDirectory, moduleName));
return toSearchResult(loadModuleFromFileNoPackageId(extensions, candidate, failedLookupLocations, false, state));
}
}
}
ts.classicNameResolver = classicNameResolver;
function loadModuleFromGlobalCache(moduleName, projectName, compilerOptions, host, globalCache) {
var traceEnabled = isTraceEnabled(compilerOptions, host);
if (traceEnabled) {
trace(host, ts.Diagnostics.Auto_discovery_for_typings_is_enabled_in_project_0_Running_extra_resolution_pass_for_module_1_using_cache_location_2, projectName, moduleName, globalCache);
}
var state = { compilerOptions: compilerOptions, host: host, traceEnabled: traceEnabled };
var failedLookupLocations = [];
var resolved = loadModuleFromNodeModulesOneLevel(Extensions.DtsOnly, moduleName, globalCache, failedLookupLocations, state);
return createResolvedModuleWithFailedLookupLocations(resolved, undefined, true, failedLookupLocations);
}
ts.loadModuleFromGlobalCache = loadModuleFromGlobalCache;
function toSearchResult(value) {
return value !== undefined ? { value: value } : undefined;
}
})(ts || (ts = {}));
var ts;
(function (ts) {
function getModuleInstanceState(node) {
return node.body ? getModuleInstanceStateWorker(node.body) : 1;
}
ts.getModuleInstanceState = getModuleInstanceState;
function getModuleInstanceStateWorker(node) {
switch (node.kind) {
case 239:
case 240:
return 0;
case 241:
if (ts.isEnumConst(node)) {
return 2;
}
break;
case 247:
case 246:
if (!(ts.hasModifier(node, 1))) {
return 0;
}
break;
case 243: {
var state_1 = 0;
ts.forEachChild(node, function (n) {
var childState = getModuleInstanceStateWorker(n);
switch (childState) {
case 0:
return;
case 2:
state_1 = 2;
return;
case 1:
state_1 = 1;
return true;
default:
ts.Debug.assertNever(childState);
}
});
return state_1;
}
case 242:
return getModuleInstanceState(node);
case 71:
if (node.isInJSDocNamespace) {
return 0;
}
}
return 1;
}
var binder = createBinder();
function bindSourceFile(file, options) {
ts.performance.mark("beforeBind");
binder(file, options);
ts.performance.mark("afterBind");
ts.performance.measure("Bind", "beforeBind", "afterBind");
}
ts.bindSourceFile = bindSourceFile;
function createBinder() {
var file;
var options;
var languageVersion;
var parent;
var container;
var thisParentContainer;
var blockScopeContainer;
var lastContainer;
var delayedTypeAliases;
var seenThisKeyword;
var currentFlow;
var currentBreakTarget;
var currentContinueTarget;
var currentReturnTarget;
var currentTrueTarget;
var currentFalseTarget;
var preSwitchCaseFlow;
var activeLabels;
var hasExplicitReturn;
var emitFlags;
var inStrictMode;
var symbolCount = 0;
var Symbol;
var classifiableNames;
var unreachableFlow = { flags: 1 };
var reportedUnreachableFlow = { flags: 1 };
var subtreeTransformFlags = 0;
var skipTransformFlagAggregation;
function createDiagnosticForNode(node, message, arg0, arg1, arg2) {
return ts.createDiagnosticForNodeInSourceFile(ts.getSourceFileOfNode(node) || file, node, message, arg0, arg1, arg2);
}
function bindSourceFile(f, opts) {
file = f;
options = opts;
languageVersion = ts.getEmitScriptTarget(options);
inStrictMode = bindInStrictMode(file, opts);
classifiableNames = ts.createUnderscoreEscapedMap();
symbolCount = 0;
skipTransformFlagAggregation = file.isDeclarationFile;
Symbol = ts.objectAllocator.getSymbolConstructor();
if (!file.locals) {
bind(file);
file.symbolCount = symbolCount;
file.classifiableNames = classifiableNames;
delayedBindJSDocTypedefTag();
}
file = undefined;
options = undefined;
languageVersion = undefined;
parent = undefined;
container = undefined;
thisParentContainer = undefined;
blockScopeContainer = undefined;
lastContainer = undefined;
delayedTypeAliases = undefined;
seenThisKeyword = false;
currentFlow = undefined;
currentBreakTarget = undefined;
currentContinueTarget = undefined;
currentReturnTarget = undefined;
currentTrueTarget = undefined;
currentFalseTarget = undefined;
activeLabels = undefined;
hasExplicitReturn = false;
emitFlags = 0;
subtreeTransformFlags = 0;
}
return bindSourceFile;
function bindInStrictMode(file, opts) {
if (ts.getStrictOptionValue(opts, "alwaysStrict") && !file.isDeclarationFile) {
return true;
}
else {
return !!file.externalModuleIndicator;
}
}
function createSymbol(flags, name) {
symbolCount++;
return new Symbol(flags, name);
}
function addDeclarationToSymbol(symbol, node, symbolFlags) {
symbol.flags |= symbolFlags;
node.symbol = symbol;
symbol.declarations = ts.append(symbol.declarations, node);
if (symbolFlags & 1955 && !symbol.exports) {
symbol.exports = ts.createSymbolTable();
}
if (symbolFlags & 6240 && !symbol.members) {
symbol.members = ts.createSymbolTable();
}
if (symbolFlags & 67216319) {
var valueDeclaration = symbol.valueDeclaration;
if (!valueDeclaration ||
(valueDeclaration.kind !== node.kind && ts.isEffectiveModuleDeclaration(valueDeclaration))) {
symbol.valueDeclaration = node;
}
}
}
function getDeclarationName(node) {
if (node.kind === 252) {
return node.isExportEquals ? "export=" : "default";
}
var name = ts.getNameOfDeclaration(node);
if (name) {
if (ts.isAmbientModule(node)) {
var moduleName = ts.getTextOfIdentifierOrLiteral(name);
return (ts.isGlobalScopeAugmentation(node) ? "__global" : "\"" + moduleName + "\"");
}
if (name.kind === 147) {
var nameExpression = name.expression;
if (ts.isStringOrNumericLiteral(nameExpression)) {
return ts.escapeLeadingUnderscores(nameExpression.text);
}
ts.Debug.assert(ts.isWellKnownSymbolSyntactically(nameExpression));
return ts.getPropertyNameForKnownSymbolName(ts.idText(nameExpression.name));
}
return ts.isPropertyNameLiteral(name) ? ts.getEscapedTextOfIdentifierOrLiteral(name) : undefined;
}
switch (node.kind) {
case 155:
return "__constructor";
case 163:
case 158:
case 291:
return "__call";
case 164:
case 159:
return "__new";
case 160:
return "__index";
case 253:
return "__export";
case 277:
return "export=";
case 202:
if (ts.getSpecialPropertyAssignmentKind(node) === 2) {
return "export=";
}
ts.Debug.fail("Unknown binary declaration kind");
break;
case 287:
return (ts.isJSDocConstructSignature(node) ? "__new" : "__call");
case 149:
ts.Debug.assert(node.parent.kind === 287, "Impossible parameter parent kind", function () { return "parent is: " + (ts.SyntaxKind ? ts.SyntaxKind[node.parent.kind] : node.parent.kind) + ", expected JSDocFunctionType"; });
var functionType = node.parent;
var index = functionType.parameters.indexOf(node);
return "arg" + index;
}
}
function getDisplayName(node) {
return ts.isNamedDeclaration(node) ? ts.declarationNameToString(node.name) : ts.unescapeLeadingUnderscores(getDeclarationName(node));
}
function declareSymbol(symbolTable, parent, node, includes, excludes, isReplaceableByMethod) {
ts.Debug.assert(!ts.hasDynamicName(node));
var isDefaultExport = ts.hasModifier(node, 512);
var name = isDefaultExport && parent ? "default" : getDeclarationName(node);
var symbol;
if (name === undefined) {
symbol = createSymbol(0, "__missing");
}
else {
symbol = symbolTable.get(name);
if (includes & 2885600) {
classifiableNames.set(name, true);
}
if (!symbol) {
symbolTable.set(name, symbol = createSymbol(0, name));
if (isReplaceableByMethod)
symbol.isReplaceableByMethod = true;
}
else if (isReplaceableByMethod && !symbol.isReplaceableByMethod) {
return symbol;
}
else if (symbol.flags & excludes) {
if (symbol.isReplaceableByMethod) {
symbolTable.set(name, symbol = createSymbol(0, name));
}
else {
if (ts.isNamedDeclaration(node)) {
node.name.parent = node;
}
var message_1 = symbol.flags & 2
? ts.Diagnostics.Cannot_redeclare_block_scoped_variable_0
: ts.Diagnostics.Duplicate_identifier_0;
if (symbol.flags & 384 || includes & 384) {
message_1 = ts.Diagnostics.Enum_declarations_can_only_merge_with_namespace_or_other_enum_declarations;
}
if (symbol.declarations && symbol.declarations.length) {
if (isDefaultExport) {
message_1 = ts.Diagnostics.A_module_cannot_have_multiple_default_exports;
}
else {
if (symbol.declarations && symbol.declarations.length &&
(node.kind === 252 && !node.isExportEquals)) {
message_1 = ts.Diagnostics.A_module_cannot_have_multiple_default_exports;
}
}
}
ts.forEach(symbol.declarations, function (declaration) {
file.bindDiagnostics.push(createDiagnosticForNode(ts.getNameOfDeclaration(declaration) || declaration, message_1, getDisplayName(declaration)));
});
file.bindDiagnostics.push(createDiagnosticForNode(ts.getNameOfDeclaration(node) || node, message_1, getDisplayName(node)));
symbol = createSymbol(0, name);
}
}
}
addDeclarationToSymbol(symbol, node, includes);
if (symbol.parent) {
ts.Debug.assert(symbol.parent === parent, "Existing symbol parent should match new one");
}
else {
symbol.parent = parent;
}
return symbol;
}
function declareModuleMember(node, symbolFlags, symbolExcludes) {
var hasExportModifier = ts.getCombinedModifierFlags(node) & 1;
if (symbolFlags & 2097152) {
if (node.kind === 255 || (node.kind === 246 && hasExportModifier)) {
return declareSymbol(container.symbol.exports, container.symbol, node, symbolFlags, symbolExcludes);
}
else {
return declareSymbol(container.locals, undefined, node, symbolFlags, symbolExcludes);
}
}
else {
if (ts.isJSDocTypeAlias(node))
ts.Debug.assert(ts.isInJavaScriptFile(node));
if ((!ts.isAmbientModule(node) && (hasExportModifier || container.flags & 32)) || ts.isJSDocTypeAlias(node)) {
if (ts.hasModifier(node, 512) && !getDeclarationName(node)) {
return declareSymbol(container.symbol.exports, container.symbol, node, symbolFlags, symbolExcludes);
}
var exportKind = symbolFlags & 67216319 ? 1048576 : 0;
var local = declareSymbol(container.locals, undefined, node, exportKind, symbolExcludes);
local.exportSymbol = declareSymbol(container.symbol.exports, container.symbol, node, symbolFlags, symbolExcludes);
node.localSymbol = local;
return local;
}
else {
return declareSymbol(container.locals, undefined, node, symbolFlags, symbolExcludes);
}
}
}
function bindContainer(node, containerFlags) {
var saveContainer = container;
var saveThisParentContainer = thisParentContainer;
var savedBlockScopeContainer = blockScopeContainer;
if (containerFlags & 1) {
if (node.kind !== 195) {
thisParentContainer = container;
}
container = blockScopeContainer = node;
if (containerFlags & 32) {
container.locals = ts.createSymbolTable();
}
addToContainerChain(container);
}
else if (containerFlags & 2) {
blockScopeContainer = node;
blockScopeContainer.locals = undefined;
}
if (containerFlags & 4) {
var saveCurrentFlow = currentFlow;
var saveBreakTarget = currentBreakTarget;
var saveContinueTarget = currentContinueTarget;
var saveReturnTarget = currentReturnTarget;
var saveActiveLabels = activeLabels;
var saveHasExplicitReturn = hasExplicitReturn;
var isIIFE = containerFlags & 16 && !ts.hasModifier(node, 256) &&
!node.asteriskToken && !!ts.getImmediatelyInvokedFunctionExpression(node);
if (!isIIFE) {
currentFlow = { flags: 2 };
if (containerFlags & (16 | 128)) {
currentFlow.container = node;
}
}
currentReturnTarget = isIIFE || node.kind === 155 ? createBranchLabel() : undefined;
currentBreakTarget = undefined;
currentContinueTarget = undefined;
activeLabels = undefined;
hasExplicitReturn = false;
bindChildren(node);
node.flags &= ~1408;
if (!(currentFlow.flags & 1) && containerFlags & 8 && ts.nodeIsPresent(node.body)) {
node.flags |= 128;
if (hasExplicitReturn)
node.flags |= 256;
}
if (node.kind === 277) {
node.flags |= emitFlags;
}
if (currentReturnTarget) {
addAntecedent(currentReturnTarget, currentFlow);
currentFlow = finishFlowLabel(currentReturnTarget);
if (node.kind === 155) {
node.returnFlowNode = currentFlow;
}
}
if (!isIIFE) {
currentFlow = saveCurrentFlow;
}
currentBreakTarget = saveBreakTarget;
currentContinueTarget = saveContinueTarget;
currentReturnTarget = saveReturnTarget;
activeLabels = saveActiveLabels;
hasExplicitReturn = saveHasExplicitReturn;
}
else if (containerFlags & 64) {
seenThisKeyword = false;
bindChildren(node);
node.flags = seenThisKeyword ? node.flags | 64 : node.flags & ~64;
}
else {
bindChildren(node);
}
container = saveContainer;
thisParentContainer = saveThisParentContainer;
blockScopeContainer = savedBlockScopeContainer;
}
function bindChildren(node) {
if (skipTransformFlagAggregation) {
bindChildrenWorker(node);
}
else if (node.transformFlags & 536870912) {
skipTransformFlagAggregation = true;
bindChildrenWorker(node);
skipTransformFlagAggregation = false;
subtreeTransformFlags |= node.transformFlags & ~getTransformFlagsSubtreeExclusions(node.kind);
}
else {
var savedSubtreeTransformFlags = subtreeTransformFlags;
subtreeTransformFlags = 0;
bindChildrenWorker(node);
subtreeTransformFlags = savedSubtreeTransformFlags | computeTransformFlagsForNode(node, subtreeTransformFlags);
}
}
function bindEachFunctionsFirst(nodes) {
bindEach(nodes, function (n) { return n.kind === 237 ? bind(n) : undefined; });
bindEach(nodes, function (n) { return n.kind !== 237 ? bind(n) : undefined; });
}
function bindEach(nodes, bindFunction) {
if (bindFunction === void 0) { bindFunction = bind; }
if (nodes === undefined) {
return;
}
if (skipTransformFlagAggregation) {
ts.forEach(nodes, bindFunction);
}
else {
var savedSubtreeTransformFlags = subtreeTransformFlags;
subtreeTransformFlags = 0;
var nodeArrayFlags = 0;
for (var _i = 0, nodes_2 = nodes; _i < nodes_2.length; _i++) {
var node = nodes_2[_i];
bindFunction(node);
nodeArrayFlags |= node.transformFlags & ~536870912;
}
nodes.transformFlags = nodeArrayFlags | 536870912;
subtreeTransformFlags |= savedSubtreeTransformFlags;
}
}
function bindEachChild(node) {
ts.forEachChild(node, bind, bindEach);
}
function bindChildrenWorker(node) {
if (checkUnreachable(node)) {
bindEachChild(node);
return;
}
switch (node.kind) {
case 222:
bindWhileStatement(node);
break;
case 221:
bindDoStatement(node);
break;
case 223:
bindForStatement(node);
break;
case 224:
case 225:
bindForInOrForOfStatement(node);
break;
case 220:
bindIfStatement(node);
break;
case 228:
case 232:
bindReturnOrThrow(node);
break;
case 227:
case 226:
bindBreakOrContinueStatement(node);
break;
case 233:
bindTryStatement(node);
break;
case 230:
bindSwitchStatement(node);
break;
case 244:
bindCaseBlock(node);
break;
case 269:
bindCaseClause(node);
break;
case 231:
bindLabeledStatement(node);
break;
case 200:
bindPrefixUnaryExpressionFlow(node);
break;
case 201:
bindPostfixUnaryExpressionFlow(node);
break;
case 202:
bindBinaryExpressionFlow(node);
break;
case 196:
bindDeleteExpressionFlow(node);
break;
case 203:
bindConditionalExpressionFlow(node);
break;
case 235:
bindVariableDeclarationFlow(node);
break;
case 189:
bindCallExpressionFlow(node);
break;
case 301:
case 295:
bindJSDocTypeAlias(node);
break;
case 277: {
bindEachFunctionsFirst(node.statements);
bind(node.endOfFileToken);
break;
}
case 216:
case 243:
bindEachFunctionsFirst(node.statements);
break;
default:
bindEachChild(node);
break;
}
bindJSDoc(node);
}
function isNarrowingExpression(expr) {
switch (expr.kind) {
case 71:
case 99:
case 187:
return isNarrowableReference(expr);
case 189:
return hasNarrowableArgument(expr);
case 193:
return isNarrowingExpression(expr.expression);
case 202:
return isNarrowingBinaryExpression(expr);
case 200:
return expr.operator === 51 && isNarrowingExpression(expr.operand);
}
return false;
}
function isNarrowableReference(expr) {
return expr.kind === 71 ||
expr.kind === 99 ||
expr.kind === 97 ||
expr.kind === 187 && isNarrowableReference(expr.expression);
}
function hasNarrowableArgument(expr) {
if (expr.arguments) {
for (var _i = 0, _a = expr.arguments; _i < _a.length; _i++) {
var argument = _a[_i];
if (isNarrowableReference(argument)) {
return true;
}
}
}
if (expr.expression.kind === 187 &&
isNarrowableReference(expr.expression.expression)) {
return true;
}
return false;
}
function isNarrowingTypeofOperands(expr1, expr2) {
return ts.isTypeOfExpression(expr1) && isNarrowableOperand(expr1.expression) && ts.isStringLiteralLike(expr2);
}
function isNarrowableInOperands(left, right) {
return ts.isStringLiteralLike(left) && isNarrowingExpression(right);
}
function isNarrowingBinaryExpression(expr) {
switch (expr.operatorToken.kind) {
case 58:
return isNarrowableReference(expr.left);
case 32:
case 33:
case 34:
case 35:
return isNarrowableOperand(expr.left) || isNarrowableOperand(expr.right) ||
isNarrowingTypeofOperands(expr.right, expr.left) || isNarrowingTypeofOperands(expr.left, expr.right);
case 93:
return isNarrowableOperand(expr.left);
case 92:
return isNarrowableInOperands(expr.left, expr.right);
case 26:
return isNarrowingExpression(expr.right);
}
return false;
}
function isNarrowableOperand(expr) {
switch (expr.kind) {
case 193:
return isNarrowableOperand(expr.expression);
case 202:
switch (expr.operatorToken.kind) {
case 58:
return isNarrowableOperand(expr.left);
case 26:
return isNarrowableOperand(expr.right);
}
}
return isNarrowableReference(expr);
}
function createBranchLabel() {
return {
flags: 4,
antecedents: undefined
};
}
function createLoopLabel() {
return {
flags: 8,
antecedents: undefined
};
}
function setFlowNodeReferenced(flow) {
flow.flags |= flow.flags & 512 ? 1024 : 512;
}
function addAntecedent(label, antecedent) {
if (!(antecedent.flags & 1) && !ts.contains(label.antecedents, antecedent)) {
(label.antecedents || (label.antecedents = [])).push(antecedent);
setFlowNodeReferenced(antecedent);
}
}
function createFlowCondition(flags, antecedent, expression) {
if (antecedent.flags & 1) {
return antecedent;
}
if (!expression) {
return flags & 32 ? antecedent : unreachableFlow;
}
if (expression.kind === 101 && flags & 64 ||
expression.kind === 86 && flags & 32) {
return unreachableFlow;
}
if (!isNarrowingExpression(expression)) {
return antecedent;
}
setFlowNodeReferenced(antecedent);
return { flags: flags, expression: expression, antecedent: antecedent };
}
function createFlowSwitchClause(antecedent, switchStatement, clauseStart, clauseEnd) {
if (!isNarrowingExpression(switchStatement.expression)) {
return antecedent;
}
setFlowNodeReferenced(antecedent);
return { flags: 128, switchStatement: switchStatement, clauseStart: clauseStart, clauseEnd: clauseEnd, antecedent: antecedent };
}
function createFlowAssignment(antecedent, node) {
setFlowNodeReferenced(antecedent);
return { flags: 16, antecedent: antecedent, node: node };
}
function createFlowArrayMutation(antecedent, node) {
setFlowNodeReferenced(antecedent);
var res = { flags: 256, antecedent: antecedent, node: node };
return res;
}
function finishFlowLabel(flow) {
var antecedents = flow.antecedents;
if (!antecedents) {
return unreachableFlow;
}
if (antecedents.length === 1) {
return antecedents[0];
}
return flow;
}
function isStatementCondition(node) {
var parent = node.parent;
switch (parent.kind) {
case 220:
case 222:
case 221:
return parent.expression === node;
case 223:
case 203:
return parent.condition === node;
}
return false;
}
function isLogicalExpression(node) {
while (true) {
if (node.kind === 193) {
node = node.expression;
}
else if (node.kind === 200 && node.operator === 51) {
node = node.operand;
}
else {
return node.kind === 202 && (node.operatorToken.kind === 53 ||
node.operatorToken.kind === 54);
}
}
}
function isTopLevelLogicalExpression(node) {
while (node.parent.kind === 193 ||
node.parent.kind === 200 &&
node.parent.operator === 51) {
node = node.parent;
}
return !isStatementCondition(node) && !isLogicalExpression(node.parent);
}
function bindCondition(node, trueTarget, falseTarget) {
var saveTrueTarget = currentTrueTarget;
var saveFalseTarget = currentFalseTarget;
currentTrueTarget = trueTarget;
currentFalseTarget = falseTarget;
bind(node);
currentTrueTarget = saveTrueTarget;
currentFalseTarget = saveFalseTarget;
if (!node || !isLogicalExpression(node)) {
addAntecedent(trueTarget, createFlowCondition(32, currentFlow, node));
addAntecedent(falseTarget, createFlowCondition(64, currentFlow, node));
}
}
function bindIterativeStatement(node, breakTarget, continueTarget) {
var saveBreakTarget = currentBreakTarget;
var saveContinueTarget = currentContinueTarget;
currentBreakTarget = breakTarget;
currentContinueTarget = continueTarget;
bind(node);
currentBreakTarget = saveBreakTarget;
currentContinueTarget = saveContinueTarget;
}
function bindWhileStatement(node) {
var preWhileLabel = createLoopLabel();
var preBodyLabel = createBranchLabel();
var postWhileLabel = createBranchLabel();
addAntecedent(preWhileLabel, currentFlow);
currentFlow = preWhileLabel;
bindCondition(node.expression, preBodyLabel, postWhileLabel);
currentFlow = finishFlowLabel(preBodyLabel);
bindIterativeStatement(node.statement, postWhileLabel, preWhileLabel);
addAntecedent(preWhileLabel, currentFlow);
currentFlow = finishFlowLabel(postWhileLabel);
}
function bindDoStatement(node) {
var preDoLabel = createLoopLabel();
var enclosingLabeledStatement = node.parent.kind === 231
? ts.lastOrUndefined(activeLabels)
: undefined;
var preConditionLabel = enclosingLabeledStatement ? enclosingLabeledStatement.continueTarget : createBranchLabel();
var postDoLabel = enclosingLabeledStatement ? enclosingLabeledStatement.breakTarget : createBranchLabel();
addAntecedent(preDoLabel, currentFlow);
currentFlow = preDoLabel;
bindIterativeStatement(node.statement, postDoLabel, preConditionLabel);
addAntecedent(preConditionLabel, currentFlow);
currentFlow = finishFlowLabel(preConditionLabel);
bindCondition(node.expression, preDoLabel, postDoLabel);
currentFlow = finishFlowLabel(postDoLabel);
}
function bindForStatement(node) {
var preLoopLabel = createLoopLabel();
var preBodyLabel = createBranchLabel();
var postLoopLabel = createBranchLabel();
bind(node.initializer);
addAntecedent(preLoopLabel, currentFlow);
currentFlow = preLoopLabel;
bindCondition(node.condition, preBodyLabel, postLoopLabel);
currentFlow = finishFlowLabel(preBodyLabel);
bindIterativeStatement(node.statement, postLoopLabel, preLoopLabel);
bind(node.incrementor);
addAntecedent(preLoopLabel, currentFlow);
currentFlow = finishFlowLabel(postLoopLabel);
}
function bindForInOrForOfStatement(node) {
var preLoopLabel = createLoopLabel();
var postLoopLabel = createBranchLabel();
addAntecedent(preLoopLabel, currentFlow);
currentFlow = preLoopLabel;
if (node.kind === 225) {
bind(node.awaitModifier);
}
bind(node.expression);
addAntecedent(postLoopLabel, currentFlow);
bind(node.initializer);
if (node.initializer.kind !== 236) {
bindAssignmentTargetFlow(node.initializer);
}
bindIterativeStatement(node.statement, postLoopLabel, preLoopLabel);
addAntecedent(preLoopLabel, currentFlow);
currentFlow = finishFlowLabel(postLoopLabel);
}
function bindIfStatement(node) {
var thenLabel = createBranchLabel();
var elseLabel = createBranchLabel();
var postIfLabel = createBranchLabel();
bindCondition(node.expression, thenLabel, elseLabel);
currentFlow = finishFlowLabel(thenLabel);
bind(node.thenStatement);
addAntecedent(postIfLabel, currentFlow);
currentFlow = finishFlowLabel(elseLabel);
bind(node.elseStatement);
addAntecedent(postIfLabel, currentFlow);
currentFlow = finishFlowLabel(postIfLabel);
}
function bindReturnOrThrow(node) {
bind(node.expression);
if (node.kind === 228) {
hasExplicitReturn = true;
if (currentReturnTarget) {
addAntecedent(currentReturnTarget, currentFlow);
}
}
currentFlow = unreachableFlow;
}
function findActiveLabel(name) {
if (activeLabels) {
for (var _i = 0, activeLabels_1 = activeLabels; _i < activeLabels_1.length; _i++) {
var label = activeLabels_1[_i];
if (label.name === name) {
return label;
}
}
}
return undefined;
}
function bindBreakOrContinueFlow(node, breakTarget, continueTarget) {
var flowLabel = node.kind === 227 ? breakTarget : continueTarget;
if (flowLabel) {
addAntecedent(flowLabel, currentFlow);
currentFlow = unreachableFlow;
}
}
function bindBreakOrContinueStatement(node) {
bind(node.label);
if (node.label) {
var activeLabel = findActiveLabel(node.label.escapedText);
if (activeLabel) {
activeLabel.referenced = true;
bindBreakOrContinueFlow(node, activeLabel.breakTarget, activeLabel.continueTarget);
}
}
else {
bindBreakOrContinueFlow(node, currentBreakTarget, currentContinueTarget);
}
}
function bindTryStatement(node) {
var preFinallyLabel = createBranchLabel();
var preTryFlow = currentFlow;
bind(node.tryBlock);
addAntecedent(preFinallyLabel, currentFlow);
var flowAfterTry = currentFlow;
var flowAfterCatch = unreachableFlow;
if (node.catchClause) {
currentFlow = preTryFlow;
bind(node.catchClause);
addAntecedent(preFinallyLabel, currentFlow);
flowAfterCatch = currentFlow;
}
if (node.finallyBlock) {
var preFinallyFlow = { flags: 2048, antecedent: preTryFlow, lock: {} };
addAntecedent(preFinallyLabel, preFinallyFlow);
currentFlow = finishFlowLabel(preFinallyLabel);
bind(node.finallyBlock);
if (!(currentFlow.flags & 1)) {
if ((flowAfterTry.flags & 1) && (flowAfterCatch.flags & 1)) {
currentFlow = flowAfterTry === reportedUnreachableFlow || flowAfterCatch === reportedUnreachableFlow
? reportedUnreachableFlow
: unreachableFlow;
}
}
if (!(currentFlow.flags & 1)) {
var afterFinallyFlow = { flags: 4096, antecedent: currentFlow };
preFinallyFlow.lock = afterFinallyFlow;
currentFlow = afterFinallyFlow;
}
}
else {
currentFlow = finishFlowLabel(preFinallyLabel);
}
}
function bindSwitchStatement(node) {
var postSwitchLabel = createBranchLabel();
bind(node.expression);
var saveBreakTarget = currentBreakTarget;
var savePreSwitchCaseFlow = preSwitchCaseFlow;
currentBreakTarget = postSwitchLabel;
preSwitchCaseFlow = currentFlow;
bind(node.caseBlock);
addAntecedent(postSwitchLabel, currentFlow);
var hasDefault = ts.forEach(node.caseBlock.clauses, function (c) { return c.kind === 270; });
node.possiblyExhaustive = !hasDefault && !postSwitchLabel.antecedents;
if (!hasDefault) {
addAntecedent(postSwitchLabel, createFlowSwitchClause(preSwitchCaseFlow, node, 0, 0));
}
currentBreakTarget = saveBreakTarget;
preSwitchCaseFlow = savePreSwitchCaseFlow;
currentFlow = finishFlowLabel(postSwitchLabel);
}
function bindCaseBlock(node) {
var savedSubtreeTransformFlags = subtreeTransformFlags;
subtreeTransformFlags = 0;
var clauses = node.clauses;
var fallthroughFlow = unreachableFlow;
for (var i = 0; i < clauses.length; i++) {
var clauseStart = i;
while (!clauses[i].statements.length && i + 1 < clauses.length) {
bind(clauses[i]);
i++;
}
var preCaseLabel = createBranchLabel();
addAntecedent(preCaseLabel, createFlowSwitchClause(preSwitchCaseFlow, node.parent, clauseStart, i + 1));
addAntecedent(preCaseLabel, createFlowSwitchClause(preSwitchCaseFlow, node.parent, clauseStart, i + 1));
addAntecedent(preCaseLabel, fallthroughFlow);
currentFlow = finishFlowLabel(preCaseLabel);
var clause = clauses[i];
bind(clause);
fallthroughFlow = currentFlow;
if (!(currentFlow.flags & 1) && i !== clauses.length - 1 && options.noFallthroughCasesInSwitch) {
errorOnFirstToken(clause, ts.Diagnostics.Fallthrough_case_in_switch);
}
}
clauses.transformFlags = subtreeTransformFlags | 536870912;
subtreeTransformFlags |= savedSubtreeTransformFlags;
}
function bindCaseClause(node) {
var saveCurrentFlow = currentFlow;
currentFlow = preSwitchCaseFlow;
bind(node.expression);
currentFlow = saveCurrentFlow;
bindEach(node.statements);
}
function pushActiveLabel(name, breakTarget, continueTarget) {
var activeLabel = {
name: name,
breakTarget: breakTarget,
continueTarget: continueTarget,
referenced: false
};
(activeLabels || (activeLabels = [])).push(activeLabel);
return activeLabel;
}
function popActiveLabel() {
activeLabels.pop();
}
function bindLabeledStatement(node) {
var preStatementLabel = createLoopLabel();
var postStatementLabel = createBranchLabel();
bind(node.label);
addAntecedent(preStatementLabel, currentFlow);
var activeLabel = pushActiveLabel(node.label.escapedText, postStatementLabel, preStatementLabel);
bind(node.statement);
popActiveLabel();
if (!activeLabel.referenced && !options.allowUnusedLabels) {
errorOrSuggestionOnFirstToken(ts.unusedLabelIsError(options), node, ts.Diagnostics.Unused_label);
}
if (!node.statement || node.statement.kind !== 221) {
addAntecedent(postStatementLabel, currentFlow);
currentFlow = finishFlowLabel(postStatementLabel);
}
}
function bindDestructuringTargetFlow(node) {
if (node.kind === 202 && node.operatorToken.kind === 58) {
bindAssignmentTargetFlow(node.left);
}
else {
bindAssignmentTargetFlow(node);
}
}
function bindAssignmentTargetFlow(node) {
if (isNarrowableReference(node)) {
currentFlow = createFlowAssignment(currentFlow, node);
}
else if (node.kind === 185) {
for (var _i = 0, _a = node.elements; _i < _a.length; _i++) {
var e = _a[_i];
if (e.kind === 206) {
bindAssignmentTargetFlow(e.expression);
}
else {
bindDestructuringTargetFlow(e);
}
}
}
else if (node.kind === 186) {
for (var _b = 0, _c = node.properties; _b < _c.length; _b++) {
var p = _c[_b];
if (p.kind === 273) {
bindDestructuringTargetFlow(p.initializer);
}
else if (p.kind === 274) {
bindAssignmentTargetFlow(p.name);
}
else if (p.kind === 275) {
bindAssignmentTargetFlow(p.expression);
}
}
}
}
function bindLogicalExpression(node, trueTarget, falseTarget) {
var preRightLabel = createBranchLabel();
if (node.operatorToken.kind === 53) {
bindCondition(node.left, preRightLabel, falseTarget);
}
else {
bindCondition(node.left, trueTarget, preRightLabel);
}
currentFlow = finishFlowLabel(preRightLabel);
bind(node.operatorToken);
bindCondition(node.right, trueTarget, falseTarget);
}
function bindPrefixUnaryExpressionFlow(node) {
if (node.operator === 51) {
var saveTrueTarget = currentTrueTarget;
currentTrueTarget = currentFalseTarget;
currentFalseTarget = saveTrueTarget;
bindEachChild(node);
currentFalseTarget = currentTrueTarget;
currentTrueTarget = saveTrueTarget;
}
else {
bindEachChild(node);
if (node.operator === 43 || node.operator === 44) {
bindAssignmentTargetFlow(node.operand);
}
}
}
function bindPostfixUnaryExpressionFlow(node) {
bindEachChild(node);
if (node.operator === 43 || node.operator === 44) {
bindAssignmentTargetFlow(node.operand);
}
}
function bindBinaryExpressionFlow(node) {
var operator = node.operatorToken.kind;
if (operator === 53 || operator === 54) {
if (isTopLevelLogicalExpression(node)) {
var postExpressionLabel = createBranchLabel();
bindLogicalExpression(node, postExpressionLabel, postExpressionLabel);
currentFlow = finishFlowLabel(postExpressionLabel);
}
else {
bindLogicalExpression(node, currentTrueTarget, currentFalseTarget);
}
}
else {
bindEachChild(node);
if (ts.isAssignmentOperator(operator) && !ts.isAssignmentTarget(node)) {
bindAssignmentTargetFlow(node.left);
if (operator === 58 && node.left.kind === 188) {
var elementAccess = node.left;
if (isNarrowableOperand(elementAccess.expression)) {
currentFlow = createFlowArrayMutation(currentFlow, node);
}
}
}
}
}
function bindDeleteExpressionFlow(node) {
bindEachChild(node);
if (node.expression.kind === 187) {
bindAssignmentTargetFlow(node.expression);
}
}
function bindConditionalExpressionFlow(node) {
var trueLabel = createBranchLabel();
var falseLabel = createBranchLabel();
var postExpressionLabel = createBranchLabel();
bindCondition(node.condition, trueLabel, falseLabel);
currentFlow = finishFlowLabel(trueLabel);
bind(node.questionToken);
bind(node.whenTrue);
addAntecedent(postExpressionLabel, currentFlow);
currentFlow = finishFlowLabel(falseLabel);
bind(node.colonToken);
bind(node.whenFalse);
addAntecedent(postExpressionLabel, currentFlow);
currentFlow = finishFlowLabel(postExpressionLabel);
}
function bindInitializedVariableFlow(node) {
var name = !ts.isOmittedExpression(node) ? node.name : undefined;
if (ts.isBindingPattern(name)) {
for (var _i = 0, _a = name.elements; _i < _a.length; _i++) {
var child = _a[_i];
bindInitializedVariableFlow(child);
}
}
else {
currentFlow = createFlowAssignment(currentFlow, node);
}
}
function bindVariableDeclarationFlow(node) {
bindEachChild(node);
if (node.initializer || ts.isForInOrOfStatement(node.parent.parent)) {
bindInitializedVariableFlow(node);
}
}
function bindJSDocTypeAlias(node) {
if (node.fullName) {
setParentPointers(node, node.fullName);
}
}
function bindCallExpressionFlow(node) {
var expr = node.expression;
while (expr.kind === 193) {
expr = expr.expression;
}
if (expr.kind === 194 || expr.kind === 195) {
bindEach(node.typeArguments);
bindEach(node.arguments);
bind(node.expression);
}
else {
bindEachChild(node);
}
if (node.expression.kind === 187) {
var propertyAccess = node.expression;
if (isNarrowableOperand(propertyAccess.expression) && ts.isPushOrUnshiftIdentifier(propertyAccess.name)) {
currentFlow = createFlowArrayMutation(currentFlow, node);
}
}
}
function getContainerFlags(node) {
switch (node.kind) {
case 207:
case 238:
case 241:
case 186:
case 166:
case 290:
case 266:
return 1;
case 239:
return 1 | 64;
case 242:
case 240:
case 179:
return 1 | 32;
case 277:
return 1 | 4 | 32;
case 154:
if (ts.isObjectLiteralOrClassExpressionMethod(node)) {
return 1 | 4 | 32 | 8 | 128;
}
case 155:
case 237:
case 153:
case 156:
case 157:
case 158:
case 291:
case 287:
case 163:
case 159:
case 160:
case 164:
return 1 | 4 | 32 | 8;
case 194:
case 195:
return 1 | 4 | 32 | 8 | 16;
case 243:
return 4;
case 152:
return node.initializer ? 4 : 0;
case 272:
case 223:
case 224:
case 225:
case 244:
return 2;
case 216:
return ts.isFunctionLike(node.parent) ? 0 : 2;
}
return 0;
}
function addToContainerChain(next) {
if (lastContainer) {
lastContainer.nextContainer = next;
}
lastContainer = next;
}
function declareSymbolAndAddToSymbolTable(node, symbolFlags, symbolExcludes) {
switch (container.kind) {
case 242:
return declareModuleMember(node, symbolFlags, symbolExcludes);
case 277:
return declareSourceFileMember(node, symbolFlags, symbolExcludes);
case 207:
case 238:
return declareClassMember(node, symbolFlags, symbolExcludes);
case 241:
return declareSymbol(container.symbol.exports, container.symbol, node, symbolFlags, symbolExcludes);
case 166:
case 290:
case 186:
case 239:
case 266:
return declareSymbol(container.symbol.members, container.symbol, node, symbolFlags, symbolExcludes);
case 163:
case 164:
case 158:
case 159:
case 291:
case 160:
case 154:
case 153:
case 155:
case 156:
case 157:
case 237:
case 194:
case 195:
case 287:
case 301:
case 295:
case 240:
case 179:
return declareSymbol(container.locals, undefined, node, symbolFlags, symbolExcludes);
}
}
function declareClassMember(node, symbolFlags, symbolExcludes) {
return ts.hasModifier(node, 32)
? declareSymbol(container.symbol.exports, container.symbol, node, symbolFlags, symbolExcludes)
: declareSymbol(container.symbol.members, container.symbol, node, symbolFlags, symbolExcludes);
}
function declareSourceFileMember(node, symbolFlags, symbolExcludes) {
return ts.isExternalModule(file)
? declareModuleMember(node, symbolFlags, symbolExcludes)
: declareSymbol(file.locals, undefined, node, symbolFlags, symbolExcludes);
}
function hasExportDeclarations(node) {
var body = node.kind === 277 ? node : node.body;
if (body && (body.kind === 277 || body.kind === 243)) {
for (var _i = 0, _a = body.statements; _i < _a.length; _i++) {
var stat = _a[_i];
if (stat.kind === 253 || stat.kind === 252) {
return true;
}
}
}
return false;
}
function setExportContextFlag(node) {
if (node.flags & 4194304 && !hasExportDeclarations(node)) {
node.flags |= 32;
}
else {
node.flags &= ~32;
}
}
function bindModuleDeclaration(node) {
setExportContextFlag(node);
if (ts.isAmbientModule(node)) {
if (ts.hasModifier(node, 1)) {
errorOnFirstToken(node, ts.Diagnostics.export_modifier_cannot_be_applied_to_ambient_modules_and_module_augmentations_since_they_are_always_visible);
}
if (ts.isModuleAugmentationExternal(node)) {
declareModuleSymbol(node);
}
else {
var pattern = void 0;
if (node.name.kind === 9) {
var text = node.name.text;
if (ts.hasZeroOrOneAsteriskCharacter(text)) {
pattern = ts.tryParsePattern(text);
}
else {
errorOnFirstToken(node.name, ts.Diagnostics.Pattern_0_can_have_at_most_one_Asterisk_character, text);
}
}
var symbol = declareSymbolAndAddToSymbolTable(node, 512, 67215503);
file.patternAmbientModules = ts.append(file.patternAmbientModules, pattern && { pattern: pattern, symbol: symbol });
}
}
else {
var state = declareModuleSymbol(node);
if (state !== 0) {
var symbol = node.symbol;
symbol.constEnumOnlyModule = (!(symbol.flags & (16 | 32 | 256)))
&& state === 2
&& symbol.constEnumOnlyModule !== false;
}
}
}
function declareModuleSymbol(node) {
var state = getModuleInstanceState(node);
var instantiated = state !== 0;
declareSymbolAndAddToSymbolTable(node, instantiated ? 512 : 1024, instantiated ? 67215503 : 0);
return state;
}
function bindFunctionOrConstructorType(node) {
var symbol = createSymbol(131072, getDeclarationName(node));
addDeclarationToSymbol(symbol, node, 131072);
var typeLiteralSymbol = createSymbol(2048, "__type");
addDeclarationToSymbol(typeLiteralSymbol, node, 2048);
typeLiteralSymbol.members = ts.createSymbolTable();
typeLiteralSymbol.members.set(symbol.escapedName, symbol);
}
function bindObjectLiteralExpression(node) {
if (inStrictMode) {
var seen = ts.createUnderscoreEscapedMap();
for (var _i = 0, _a = node.properties; _i < _a.length; _i++) {
var prop = _a[_i];
if (prop.kind === 275 || prop.name.kind !== 71) {
continue;
}
var identifier = prop.name;
var currentKind = prop.kind === 273 || prop.kind === 274 || prop.kind === 154
? 1
: 2;
var existingKind = seen.get(identifier.escapedText);
if (!existingKind) {
seen.set(identifier.escapedText, currentKind);
continue;
}
if (currentKind === 1 && existingKind === 1) {
var span = ts.getErrorSpanForNode(file, identifier);
file.bindDiagnostics.push(ts.createFileDiagnostic(file, span.start, span.length, ts.Diagnostics.An_object_literal_cannot_have_multiple_properties_with_the_same_name_in_strict_mode));
}
}
}
return bindAnonymousDeclaration(node, 4096, "__object");
}
function bindJsxAttributes(node) {
return bindAnonymousDeclaration(node, 4096, "__jsxAttributes");
}
function bindJsxAttribute(node, symbolFlags, symbolExcludes) {
return declareSymbolAndAddToSymbolTable(node, symbolFlags, symbolExcludes);
}
function bindAnonymousDeclaration(node, symbolFlags, name) {
var symbol = createSymbol(symbolFlags, name);
if (symbolFlags & (8 | 106500)) {
symbol.parent = container.symbol;
}
addDeclarationToSymbol(symbol, node, symbolFlags);
return symbol;
}
function bindBlockScopedDeclaration(node, symbolFlags, symbolExcludes) {
switch (blockScopeContainer.kind) {
case 242:
declareModuleMember(node, symbolFlags, symbolExcludes);
break;
case 277:
if (ts.isExternalOrCommonJsModule(container)) {
declareModuleMember(node, symbolFlags, symbolExcludes);
break;
}
default:
if (!blockScopeContainer.locals) {
blockScopeContainer.locals = ts.createSymbolTable();
addToContainerChain(blockScopeContainer);
}
declareSymbol(blockScopeContainer.locals, undefined, node, symbolFlags, symbolExcludes);
}
}
function bindBlockScopedVariableDeclaration(node) {
bindBlockScopedDeclaration(node, 2, 67216319);
}
function delayedBindJSDocTypedefTag() {
if (!delayedTypeAliases) {
return;
}
var saveContainer = container;
var saveLastContainer = lastContainer;
var saveBlockScopeContainer = blockScopeContainer;
var saveParent = parent;
var saveCurrentFlow = currentFlow;
for (var _i = 0, delayedTypeAliases_1 = delayedTypeAliases; _i < delayedTypeAliases_1.length; _i++) {
var typeAlias = delayedTypeAliases_1[_i];
var host = ts.getJSDocHost(typeAlias);
container = ts.findAncestor(host.parent, function (n) { return !!(getContainerFlags(n) & 1); }) || file;
blockScopeContainer = ts.getEnclosingBlockScopeContainer(host) || file;
currentFlow = { flags: 2 };
parent = typeAlias;
bind(typeAlias.typeExpression);
if (!typeAlias.fullName || typeAlias.fullName.kind === 71) {
parent = typeAlias.parent;
bindBlockScopedDeclaration(typeAlias, 524288, 67901928);
}
else {
bind(typeAlias.fullName);
}
}
container = saveContainer;
lastContainer = saveLastContainer;
blockScopeContainer = saveBlockScopeContainer;
parent = saveParent;
currentFlow = saveCurrentFlow;
}
function checkStrictModeIdentifier(node) {
if (inStrictMode &&
node.originalKeywordKind >= 108 &&
node.originalKeywordKind <= 116 &&
!ts.isIdentifierName(node) &&
!(node.flags & 4194304)) {
if (!file.parseDiagnostics.length) {
file.bindDiagnostics.push(createDiagnosticForNode(node, getStrictModeIdentifierMessage(node), ts.declarationNameToString(node)));
}
}
}
function getStrictModeIdentifierMessage(node) {
if (ts.getContainingClass(node)) {
return ts.Diagnostics.Identifier_expected_0_is_a_reserved_word_in_strict_mode_Class_definitions_are_automatically_in_strict_mode;
}
if (file.externalModuleIndicator) {
return ts.Diagnostics.Identifier_expected_0_is_a_reserved_word_in_strict_mode_Modules_are_automatically_in_strict_mode;
}
return ts.Diagnostics.Identifier_expected_0_is_a_reserved_word_in_strict_mode;
}
function checkStrictModeBinaryExpression(node) {
if (inStrictMode && ts.isLeftHandSideExpression(node.left) && ts.isAssignmentOperator(node.operatorToken.kind)) {
checkStrictModeEvalOrArguments(node, node.left);
}
}
function checkStrictModeCatchClause(node) {
if (inStrictMode && node.variableDeclaration) {
checkStrictModeEvalOrArguments(node, node.variableDeclaration.name);
}
}
function checkStrictModeDeleteExpression(node) {
if (inStrictMode && node.expression.kind === 71) {
var span = ts.getErrorSpanForNode(file, node.expression);
file.bindDiagnostics.push(ts.createFileDiagnostic(file, span.start, span.length, ts.Diagnostics.delete_cannot_be_called_on_an_identifier_in_strict_mode));
}
}
function isEvalOrArgumentsIdentifier(node) {
return ts.isIdentifier(node) && (node.escapedText === "eval" || node.escapedText === "arguments");
}
function checkStrictModeEvalOrArguments(contextNode, name) {
if (name && name.kind === 71) {
var identifier = name;
if (isEvalOrArgumentsIdentifier(identifier)) {
var span = ts.getErrorSpanForNode(file, name);
file.bindDiagnostics.push(ts.createFileDiagnostic(file, span.start, span.length, getStrictModeEvalOrArgumentsMessage(contextNode), ts.idText(identifier)));
}
}
}
function getStrictModeEvalOrArgumentsMessage(node) {
if (ts.getContainingClass(node)) {
return ts.Diagnostics.Invalid_use_of_0_Class_definitions_are_automatically_in_strict_mode;
}
if (file.externalModuleIndicator) {
return ts.Diagnostics.Invalid_use_of_0_Modules_are_automatically_in_strict_mode;
}
return ts.Diagnostics.Invalid_use_of_0_in_strict_mode;
}
function checkStrictModeFunctionName(node) {
if (inStrictMode) {
checkStrictModeEvalOrArguments(node, node.name);
}
}
function getStrictModeBlockScopeFunctionDeclarationMessage(node) {
if (ts.getContainingClass(node)) {
return ts.Diagnostics.Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Class_definitions_are_automatically_in_strict_mode;
}
if (file.externalModuleIndicator) {
return ts.Diagnostics.Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Modules_are_automatically_in_strict_mode;
}
return ts.Diagnostics.Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5;
}
function checkStrictModeFunctionDeclaration(node) {
if (languageVersion < 2) {
if (blockScopeContainer.kind !== 277 &&
blockScopeContainer.kind !== 242 &&
!ts.isFunctionLike(blockScopeContainer)) {
var errorSpan = ts.getErrorSpanForNode(file, node);
file.bindDiagnostics.push(ts.createFileDiagnostic(file, errorSpan.start, errorSpan.length, getStrictModeBlockScopeFunctionDeclarationMessage(node)));
}
}
}
function checkStrictModeNumericLiteral(node) {
if (inStrictMode && node.numericLiteralFlags & 32) {
file.bindDiagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.Octal_literals_are_not_allowed_in_strict_mode));
}
}
function checkStrictModePostfixUnaryExpression(node) {
if (inStrictMode) {
checkStrictModeEvalOrArguments(node, node.operand);
}
}
function checkStrictModePrefixUnaryExpression(node) {
if (inStrictMode) {
if (node.operator === 43 || node.operator === 44) {
checkStrictModeEvalOrArguments(node, node.operand);
}
}
}
function checkStrictModeWithStatement(node) {
if (inStrictMode) {
errorOnFirstToken(node, ts.Diagnostics.with_statements_are_not_allowed_in_strict_mode);
}
}
function errorOnFirstToken(node, message, arg0, arg1, arg2) {
var span = ts.getSpanOfTokenAtPosition(file, node.pos);
file.bindDiagnostics.push(ts.createFileDiagnostic(file, span.start, span.length, message, arg0, arg1, arg2));
}
function errorOrSuggestionOnFirstToken(isError, node, message, arg0, arg1, arg2) {
var span = ts.getSpanOfTokenAtPosition(file, node.pos);
var diag = ts.createFileDiagnostic(file, span.start, span.length, message, arg0, arg1, arg2);
if (isError) {
file.bindDiagnostics.push(diag);
}
else {
file.bindSuggestionDiagnostics = ts.append(file.bindSuggestionDiagnostics, __assign({}, diag, { category: ts.DiagnosticCategory.Suggestion }));
}
}
function bind(node) {
if (!node) {
return;
}
node.parent = parent;
var saveInStrictMode = inStrictMode;
bindWorker(node);
if (node.kind > 145) {
var saveParent = parent;
parent = node;
var containerFlags = getContainerFlags(node);
if (containerFlags === 0) {
bindChildren(node);
}
else {
bindContainer(node, containerFlags);
}
parent = saveParent;
}
else if (!skipTransformFlagAggregation && (node.transformFlags & 536870912) === 0) {
subtreeTransformFlags |= computeTransformFlagsForNode(node, 0);
var saveParent = parent;
if (node.kind === 1)
parent = node;
bindJSDoc(node);
parent = saveParent;
}
inStrictMode = saveInStrictMode;
}
function bindJSDoc(node) {
if (ts.hasJSDocNodes(node)) {
if (ts.isInJavaScriptFile(node)) {
for (var _i = 0, _a = node.jsDoc; _i < _a.length; _i++) {
var j = _a[_i];
bind(j);
}
}
else {
for (var _b = 0, _c = node.jsDoc; _b < _c.length; _b++) {
var j = _c[_b];
setParentPointers(node, j);
}
}
}
}
function updateStrictModeStatementList(statements) {
if (!inStrictMode) {
for (var _i = 0, statements_1 = statements; _i < statements_1.length; _i++) {
var statement = statements_1[_i];
if (!ts.isPrologueDirective(statement)) {
return;
}
if (isUseStrictPrologueDirective(statement)) {
inStrictMode = true;
return;
}
}
}
}
function isUseStrictPrologueDirective(node) {
var nodeText = ts.getSourceTextOfNodeFromSourceFile(file, node.expression);
return nodeText === '"use strict"' || nodeText === "'use strict'";
}
function bindWorker(node) {
switch (node.kind) {
case 71:
if (node.isInJSDocNamespace) {
var parentNode = node.parent;
while (parentNode && !ts.isJSDocTypeAlias(parentNode)) {
parentNode = parentNode.parent;
}
bindBlockScopedDeclaration(parentNode, 524288, 67901928);
break;
}
case 99:
if (currentFlow && (ts.isExpression(node) || parent.kind === 274)) {
node.flowNode = currentFlow;
}
return checkStrictModeIdentifier(node);
case 187:
if (currentFlow && isNarrowableReference(node)) {
node.flowNode = currentFlow;
}
if (ts.isSpecialPropertyDeclaration(node)) {
bindSpecialPropertyDeclaration(node);
}
break;
case 202:
var specialKind = ts.getSpecialPropertyAssignmentKind(node);
switch (specialKind) {
case 1:
bindExportsPropertyAssignment(node);
break;
case 2:
bindModuleExportsAssignment(node);
break;
case 3:
bindPrototypePropertyAssignment(node.left, node);
break;
case 6:
bindPrototypeAssignment(node);
break;
case 4:
bindThisPropertyAssignment(node);
break;
case 5:
bindSpecialPropertyAssignment(node);
break;
case 0:
break;
default:
ts.Debug.fail("Unknown special property assignment kind");
}
return checkStrictModeBinaryExpression(node);
case 272:
return checkStrictModeCatchClause(node);
case 196:
return checkStrictModeDeleteExpression(node);
case 8:
return checkStrictModeNumericLiteral(node);
case 201:
return checkStrictModePostfixUnaryExpression(node);
case 200:
return checkStrictModePrefixUnaryExpression(node);
case 229:
return checkStrictModeWithStatement(node);
case 176:
seenThisKeyword = true;
return;
case 161:
break;
case 148:
return bindTypeParameter(node);
case 149:
return bindParameter(node);
case 235:
return bindVariableDeclarationOrBindingElement(node);
case 184:
node.flowNode = currentFlow;
return bindVariableDeclarationOrBindingElement(node);
case 152:
case 151:
return bindPropertyWorker(node);
case 273:
case 274:
return bindPropertyOrMethodOrAccessor(node, 4, 0);
case 276:
return bindPropertyOrMethodOrAccessor(node, 8, 68008959);
case 158:
case 159:
case 160:
return declareSymbolAndAddToSymbolTable(node, 131072, 0);
case 154:
case 153:
return bindPropertyOrMethodOrAccessor(node, 8192 | (node.questionToken ? 16777216 : 0), ts.isObjectLiteralMethod(node) ? 0 : 67208127);
case 237:
return bindFunctionDeclaration(node);
case 155:
return declareSymbolAndAddToSymbolTable(node, 16384, 0);
case 156:
return bindPropertyOrMethodOrAccessor(node, 32768, 67150783);
case 157:
return bindPropertyOrMethodOrAccessor(node, 65536, 67183551);
case 163:
case 287:
case 291:
case 164:
return bindFunctionOrConstructorType(node);
case 166:
case 290:
case 179:
return bindAnonymousTypeWorker(node);
case 186:
return bindObjectLiteralExpression(node);
case 194:
case 195:
return bindFunctionExpression(node);
case 189:
if (ts.isInJavaScriptFile(node)) {
bindCallExpression(node);
}
break;
case 207:
case 238:
inStrictMode = true;
return bindClassLikeDeclaration(node);
case 239:
return bindBlockScopedDeclaration(node, 64, 67901832);
case 240:
return bindBlockScopedDeclaration(node, 524288, 67901928);
case 241:
return bindEnumDeclaration(node);
case 242:
return bindModuleDeclaration(node);
case 266:
return bindJsxAttributes(node);
case 265:
return bindJsxAttribute(node, 4, 0);
case 246:
case 249:
case 251:
case 255:
return declareSymbolAndAddToSymbolTable(node, 2097152, 2097152);
case 245:
return bindNamespaceExportDeclaration(node);
case 248:
return bindImportClause(node);
case 253:
return bindExportDeclaration(node);
case 252:
return bindExportAssignment(node);
case 277:
updateStrictModeStatementList(node.statements);
return bindSourceFileIfExternalModule();
case 216:
if (!ts.isFunctionLike(node.parent)) {
return;
}
case 243:
return updateStrictModeStatementList(node.statements);
case 296:
if (node.parent.kind === 291) {
return bindParameter(node);
}
if (node.parent.kind !== 290) {
break;
}
case 302:
var propTag = node;
var flags = propTag.isBracketed || propTag.typeExpression && propTag.typeExpression.type.kind === 286 ?
4 | 16777216 :
4;
return declareSymbolAndAddToSymbolTable(propTag, flags, 0);
case 301:
case 295:
return (delayedTypeAliases || (delayedTypeAliases = [])).push(node);
}
}
function bindPropertyWorker(node) {
return bindPropertyOrMethodOrAccessor(node, 4 | (node.questionToken ? 16777216 : 0), 0);
}
function bindAnonymousTypeWorker(node) {
return bindAnonymousDeclaration(node, 2048, "__type");
}
function bindSourceFileIfExternalModule() {
setExportContextFlag(file);
if (ts.isExternalModule(file)) {
bindSourceFileAsExternalModule();
}
else if (ts.isJsonSourceFile(file)) {
bindSourceFileAsExternalModule();
var originalSymbol = file.symbol;
declareSymbol(file.symbol.exports, file.symbol, file, 4, 67108863);
file.symbol = originalSymbol;
}
}
function bindSourceFileAsExternalModule() {
bindAnonymousDeclaration(file, 512, "\"" + ts.removeFileExtension(file.fileName) + "\"");
}
function bindExportAssignment(node) {
if (!container.symbol || !container.symbol.exports) {
bindAnonymousDeclaration(node, 2097152, getDeclarationName(node));
}
else {
var flags = node.kind === 252 && ts.exportAssignmentIsAlias(node)
? 2097152
: 4;
declareSymbol(container.symbol.exports, container.symbol, node, flags, 67108863);
}
}
function bindNamespaceExportDeclaration(node) {
if (node.modifiers && node.modifiers.length) {
file.bindDiagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.Modifiers_cannot_appear_here));
}
if (node.parent.kind !== 277) {
file.bindDiagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.Global_module_exports_may_only_appear_at_top_level));
return;
}
else {
var parent_1 = node.parent;
if (!ts.isExternalModule(parent_1)) {
file.bindDiagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.Global_module_exports_may_only_appear_in_module_files));
return;
}
if (!parent_1.isDeclarationFile) {
file.bindDiagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.Global_module_exports_may_only_appear_in_declaration_files));
return;
}
}
file.symbol.globalExports = file.symbol.globalExports || ts.createSymbolTable();
declareSymbol(file.symbol.globalExports, file.symbol, node, 2097152, 2097152);
}
function bindExportDeclaration(node) {
if (!container.symbol || !container.symbol.exports) {
bindAnonymousDeclaration(node, 8388608, getDeclarationName(node));
}
else if (!node.exportClause) {
declareSymbol(container.symbol.exports, container.symbol, node, 8388608, 0);
}
}
function bindImportClause(node) {
if (node.name) {
declareSymbolAndAddToSymbolTable(node, 2097152, 2097152);
}
}
function setCommonJsModuleIndicator(node) {
if (file.externalModuleIndicator) {
return false;
}
if (!file.commonJsModuleIndicator) {
file.commonJsModuleIndicator = node;
bindSourceFileAsExternalModule();
}
return true;
}
function bindExportsPropertyAssignment(node) {
if (!setCommonJsModuleIndicator(node)) {
return;
}
var lhs = node.left;
var symbol = forEachIdentifierInEntityName(lhs.expression, undefined, function (id, symbol) {
if (symbol) {
addDeclarationToSymbol(symbol, id, 1536 | 67108864);
}
return symbol;
});
if (symbol) {
var flags = ts.isClassExpression(node.right) ?
4 | 1048576 | 32 :
4 | 1048576;
declareSymbol(symbol.exports, symbol, lhs, flags, 0);
}
}
function bindModuleExportsAssignment(node) {
if (!setCommonJsModuleIndicator(node)) {
return;
}
var assignedExpression = ts.getRightMostAssignedExpression(node.right);
if (ts.isEmptyObjectLiteral(assignedExpression) || container === file && isExportsOrModuleExportsOrAlias(file, assignedExpression)) {
return;
}
var flags = ts.exportAssignmentIsAlias(node)
? 2097152
: 4 | 1048576 | 512;
declareSymbol(file.symbol.exports, file.symbol, node, flags, 0);
}
function bindThisPropertyAssignment(node) {
ts.Debug.assert(ts.isInJavaScriptFile(node));
var thisContainer = ts.getThisContainer(node, false);
switch (thisContainer.kind) {
case 237:
case 194:
var constructorSymbol = thisContainer.symbol;
if (ts.isBinaryExpression(thisContainer.parent) && thisContainer.parent.operatorToken.kind === 58) {
var l = thisContainer.parent.left;
if (ts.isPropertyAccessEntityNameExpression(l) && ts.isPrototypeAccess(l.expression)) {
constructorSymbol = lookupSymbolForPropertyAccess(l.expression.expression, thisParentContainer);
}
}
if (constructorSymbol) {
constructorSymbol.members = constructorSymbol.members || ts.createSymbolTable();
declareSymbol(constructorSymbol.members, constructorSymbol, node, 4, 0 & ~4);
}
break;
case 155:
case 152:
case 154:
case 156:
case 157:
var containingClass = thisContainer.parent;
var symbolTable = ts.hasModifier(thisContainer, 32) ? containingClass.symbol.exports : containingClass.symbol.members;
declareSymbol(symbolTable, containingClass.symbol, node, 4, 0, true);
break;
case 277:
break;
default:
ts.Debug.fail(ts.Debug.showSyntaxKind(thisContainer));
}
}
function bindSpecialPropertyDeclaration(node) {
if (node.expression.kind === 99) {
bindThisPropertyAssignment(node);
}
else if (ts.isPropertyAccessEntityNameExpression(node) && node.parent.parent.kind === 277) {
if (ts.isPrototypeAccess(node.expression)) {
bindPrototypePropertyAssignment(node, node.parent);
}
else {
bindStaticPropertyAssignment(node);
}
}
}
function bindPrototypeAssignment(node) {
node.left.parent = node;
node.right.parent = node;
var lhs = node.left;
bindPropertyAssignment(lhs, lhs, false);
}
function bindPrototypePropertyAssignment(lhs, parent) {
var classPrototype = lhs.expression;
var constructorFunction = classPrototype.expression;
lhs.parent = parent;
constructorFunction.parent = classPrototype;
classPrototype.parent = lhs;
bindPropertyAssignment(constructorFunction, lhs, true);
}
function bindSpecialPropertyAssignment(node) {
var lhs = node.left;
node.left.parent = node;
node.right.parent = node;
if (ts.isIdentifier(lhs.expression) && container === file && isNameOfExportsOrModuleExportsAliasDeclaration(file, lhs.expression)) {
bindExportsPropertyAssignment(node);
}
else {
bindStaticPropertyAssignment(lhs);
}
}
function bindStaticPropertyAssignment(node) {
node.expression.parent = node;
bindPropertyAssignment(node.expression, node, false);
}
function bindPropertyAssignment(name, propertyAccess, isPrototypeProperty) {
var namespaceSymbol = lookupSymbolForPropertyAccess(name);
var isToplevelNamespaceableInitializer = ts.isBinaryExpression(propertyAccess.parent)
? getParentOfBinaryExpression(propertyAccess.parent).parent.kind === 277 &&
!!ts.getJavascriptInitializer(ts.getInitializerOfBinaryExpression(propertyAccess.parent), ts.isPrototypeAccess(propertyAccess.parent.left))
: propertyAccess.parent.parent.kind === 277;
if (!isPrototypeProperty && (!namespaceSymbol || !(namespaceSymbol.flags & 1920)) && isToplevelNamespaceableInitializer) {
var flags_1 = 1536 | 67108864;
var excludeFlags_1 = 67215503 & ~67108864;
namespaceSymbol = forEachIdentifierInEntityName(propertyAccess.expression, namespaceSymbol, function (id, symbol, parent) {
if (symbol) {
addDeclarationToSymbol(symbol, id, flags_1);
return symbol;
}
else {
return declareSymbol(parent ? parent.exports : container.locals, parent, id, flags_1, excludeFlags_1);
}
});
}
if (!namespaceSymbol || !isJavascriptContainer(namespaceSymbol)) {
return;
}
var symbolTable = isPrototypeProperty ?
(namespaceSymbol.members || (namespaceSymbol.members = ts.createSymbolTable())) :
(namespaceSymbol.exports || (namespaceSymbol.exports = ts.createSymbolTable()));
var jsContainerFlag = isToplevelNamespaceableInitializer ? 67108864 : 0;
var isMethod = ts.isFunctionLikeDeclaration(ts.getAssignedJavascriptInitializer(propertyAccess));
var symbolFlags = (isMethod ? 8192 : 4) | jsContainerFlag;
var symbolExcludes = (isMethod ? 67208127 : 0) & ~jsContainerFlag;
declareSymbol(symbolTable, namespaceSymbol, propertyAccess, symbolFlags, symbolExcludes);
}
function isJavascriptContainer(symbol) {
if (symbol.flags & (16 | 32 | 1024)) {
return true;
}
var node = symbol.valueDeclaration;
var init = !node ? undefined :
ts.isVariableDeclaration(node) ? node.initializer :
ts.isBinaryExpression(node) ? node.right :
ts.isPropertyAccessExpression(node) && ts.isBinaryExpression(node.parent) ? node.parent.right :
undefined;
init = init && ts.getRightMostAssignedExpression(init);
if (init) {
var isPrototypeAssignment = ts.isPrototypeAccess(ts.isVariableDeclaration(node) ? node.name : ts.isBinaryExpression(node) ? node.left : node);
return !!ts.getJavascriptInitializer(ts.isBinaryExpression(init) && init.operatorToken.kind === 54 ? init.right : init, isPrototypeAssignment);
}
return false;
}
function getParentOfBinaryExpression(expr) {
while (ts.isBinaryExpression(expr.parent)) {
expr = expr.parent;
}
return expr.parent;
}
function lookupSymbolForPropertyAccess(node, lookupContainer) {
if (lookupContainer === void 0) { lookupContainer = container; }
if (ts.isIdentifier(node)) {
return lookupSymbolForNameWorker(lookupContainer, node.escapedText);
}
else {
var symbol = lookupSymbolForPropertyAccess(node.expression);
return symbol && symbol.exports && symbol.exports.get(node.name.escapedText);
}
}
function forEachIdentifierInEntityName(e, parent, action) {
if (isExportsOrModuleExportsOrAlias(file, e)) {
return file.symbol;
}
else if (ts.isIdentifier(e)) {
return action(e, lookupSymbolForPropertyAccess(e), parent);
}
else {
var s = forEachIdentifierInEntityName(e.expression, parent, action);
if (!s || !s.exports)
return ts.Debug.fail();
return action(e.name, s.exports.get(e.name.escapedText), s);
}
}
function bindCallExpression(node) {
if (!file.commonJsModuleIndicator && ts.isRequireCall(node, false)) {
setCommonJsModuleIndicator(node);
}
}
function bindClassLikeDeclaration(node) {
if (node.kind === 238) {
bindBlockScopedDeclaration(node, 32, 68008383);
}
else {
var bindingName = node.name ? node.name.escapedText : "__class";
bindAnonymousDeclaration(node, 32, bindingName);
if (node.name) {
classifiableNames.set(node.name.escapedText, true);
}
}
var symbol = node.symbol;
var prototypeSymbol = createSymbol(4 | 4194304, "prototype");
var symbolExport = symbol.exports.get(prototypeSymbol.escapedName);
if (symbolExport) {
if (node.name) {
node.name.parent = node;
}
file.bindDiagnostics.push(createDiagnosticForNode(symbolExport.declarations[0], ts.Diagnostics.Duplicate_identifier_0, ts.symbolName(prototypeSymbol)));
}
symbol.exports.set(prototypeSymbol.escapedName, prototypeSymbol);
prototypeSymbol.parent = symbol;
}
function bindEnumDeclaration(node) {
return ts.isEnumConst(node)
? bindBlockScopedDeclaration(node, 128, 68008831)
: bindBlockScopedDeclaration(node, 256, 68008191);
}
function bindVariableDeclarationOrBindingElement(node) {
if (inStrictMode) {
checkStrictModeEvalOrArguments(node, node.name);
}
if (!ts.isBindingPattern(node.name)) {
if (ts.isBlockOrCatchScoped(node)) {
bindBlockScopedVariableDeclaration(node);
}
else if (ts.isParameterDeclaration(node)) {
declareSymbolAndAddToSymbolTable(node, 1, 67216319);
}
else {
declareSymbolAndAddToSymbolTable(node, 1, 67216318);
}
}
}
function bindParameter(node) {
if (node.kind === 296 && container.kind !== 291) {
return;
}
if (inStrictMode && !(node.flags & 4194304)) {
checkStrictModeEvalOrArguments(node, node.name);
}
if (ts.isBindingPattern(node.name)) {
bindAnonymousDeclaration(node, 1, "__" + node.parent.parameters.indexOf(node));
}
else {
declareSymbolAndAddToSymbolTable(node, 1, 67216319);
}
if (ts.isParameterPropertyDeclaration(node)) {
var classDeclaration = node.parent.parent;
declareSymbol(classDeclaration.symbol.members, classDeclaration.symbol, node, 4 | (node.questionToken ? 16777216 : 0), 0);
}
}
function bindFunctionDeclaration(node) {
if (!file.isDeclarationFile && !(node.flags & 4194304)) {
if (ts.isAsyncFunction(node)) {
emitFlags |= 1024;
}
}
checkStrictModeFunctionName(node);
if (inStrictMode) {
checkStrictModeFunctionDeclaration(node);
bindBlockScopedDeclaration(node, 16, 67215791);
}
else {
declareSymbolAndAddToSymbolTable(node, 16, 67215791);
}
}
function bindFunctionExpression(node) {
if (!file.isDeclarationFile && !(node.flags & 4194304)) {
if (ts.isAsyncFunction(node)) {
emitFlags |= 1024;
}
}
if (currentFlow) {
node.flowNode = currentFlow;
}
checkStrictModeFunctionName(node);
var bindingName = node.name ? node.name.escapedText : "__function";
return bindAnonymousDeclaration(node, 16, bindingName);
}
function bindPropertyOrMethodOrAccessor(node, symbolFlags, symbolExcludes) {
if (!file.isDeclarationFile && !(node.flags & 4194304) && ts.isAsyncFunction(node)) {
emitFlags |= 1024;
}
if (currentFlow && ts.isObjectLiteralOrClassExpressionMethod(node)) {
node.flowNode = currentFlow;
}
return ts.hasDynamicName(node)
? bindAnonymousDeclaration(node, symbolFlags, "__computed")
: declareSymbolAndAddToSymbolTable(node, symbolFlags, symbolExcludes);
}
function getInferTypeContainer(node) {
var extendsType = ts.findAncestor(node, function (n) { return n.parent && ts.isConditionalTypeNode(n.parent) && n.parent.extendsType === n; });
return extendsType && extendsType.parent;
}
function bindTypeParameter(node) {
if (ts.isJSDocTemplateTag(node.parent)) {
var container_1 = ts.find(node.parent.parent.tags, ts.isJSDocTypeAlias) || ts.getHostSignatureFromJSDoc(node.parent);
if (container_1) {
if (!container_1.locals) {
container_1.locals = ts.createSymbolTable();
}
declareSymbol(container_1.locals, undefined, node, 262144, 67639784);
}
else {
declareSymbolAndAddToSymbolTable(node, 262144, 67639784);
}
}
else if (node.parent.kind === 174) {
var container_2 = getInferTypeContainer(node.parent);
if (container_2) {
if (!container_2.locals) {
container_2.locals = ts.createSymbolTable();
}
declareSymbol(container_2.locals, undefined, node, 262144, 67639784);
}
else {
bindAnonymousDeclaration(node, 262144, getDeclarationName(node));
}
}
else {
declareSymbolAndAddToSymbolTable(node, 262144, 67639784);
}
}
function shouldReportErrorOnModuleDeclaration(node) {
var instanceState = getModuleInstanceState(node);
return instanceState === 1 || (instanceState === 2 && !!options.preserveConstEnums);
}
function checkUnreachable(node) {
if (!(currentFlow.flags & 1)) {
return false;
}
if (currentFlow === unreachableFlow) {
var reportError = (ts.isStatementButNotDeclaration(node) && node.kind !== 218) ||
node.kind === 238 ||
(node.kind === 242 && shouldReportErrorOnModuleDeclaration(node)) ||
(ts.isEnumDeclaration(node) && (!ts.isEnumConst(node) || options.preserveConstEnums));
if (reportError) {
currentFlow = reportedUnreachableFlow;
if (!options.allowUnreachableCode) {
var isError = ts.unreachableCodeIsError(options) &&
!(node.flags & 4194304) &&
(!ts.isVariableStatement(node) ||
!!(ts.getCombinedNodeFlags(node.declarationList) & 3) ||
node.declarationList.declarations.some(function (d) { return !!d.initializer; }));
errorOrSuggestionOnFirstToken(isError, node, ts.Diagnostics.Unreachable_code_detected);
}
}
}
return true;
}
}
function isExportsOrModuleExportsOrAlias(sourceFile, node) {
return ts.isExportsIdentifier(node) ||
ts.isModuleExportsPropertyAccessExpression(node) ||
ts.isIdentifier(node) && isNameOfExportsOrModuleExportsAliasDeclaration(sourceFile, node);
}
ts.isExportsOrModuleExportsOrAlias = isExportsOrModuleExportsOrAlias;
function isNameOfExportsOrModuleExportsAliasDeclaration(sourceFile, node) {
var symbol = lookupSymbolForNameWorker(sourceFile, node.escapedText);
return !!symbol && !!symbol.valueDeclaration && ts.isVariableDeclaration(symbol.valueDeclaration) &&
!!symbol.valueDeclaration.initializer && isExportsOrModuleExportsOrAliasOrAssignment(sourceFile, symbol.valueDeclaration.initializer);
}
function isExportsOrModuleExportsOrAliasOrAssignment(sourceFile, node) {
return isExportsOrModuleExportsOrAlias(sourceFile, node) ||
(ts.isAssignmentExpression(node, true) && (isExportsOrModuleExportsOrAliasOrAssignment(sourceFile, node.left) || isExportsOrModuleExportsOrAliasOrAssignment(sourceFile, node.right)));
}
function lookupSymbolForNameWorker(container, name) {
var local = container.locals && container.locals.get(name);
if (local) {
return local.exportSymbol || local;
}
return container.symbol && container.symbol.exports && container.symbol.exports.get(name);
}
function computeTransformFlagsForNode(node, subtreeFlags) {
var kind = node.kind;
switch (kind) {
case 189:
return computeCallExpression(node, subtreeFlags);
case 190:
return computeNewExpression(node, subtreeFlags);
case 242:
return computeModuleDeclaration(node, subtreeFlags);
case 193:
return computeParenthesizedExpression(node, subtreeFlags);
case 202:
return computeBinaryExpression(node, subtreeFlags);
case 219:
return computeExpressionStatement(node, subtreeFlags);
case 149:
return computeParameter(node, subtreeFlags);
case 195:
return computeArrowFunction(node, subtreeFlags);
case 194:
return computeFunctionExpression(node, subtreeFlags);
case 237:
return computeFunctionDeclaration(node, subtreeFlags);
case 235:
return computeVariableDeclaration(node, subtreeFlags);
case 236:
return computeVariableDeclarationList(node, subtreeFlags);
case 217:
return computeVariableStatement(node, subtreeFlags);
case 231:
return computeLabeledStatement(node, subtreeFlags);
case 238:
return computeClassDeclaration(node, subtreeFlags);
case 207:
return computeClassExpression(node, subtreeFlags);
case 271:
return computeHeritageClause(node, subtreeFlags);
case 272:
return computeCatchClause(node, subtreeFlags);
case 209:
return computeExpressionWithTypeArguments(node, subtreeFlags);
case 155:
return computeConstructor(node, subtreeFlags);
case 152:
return computePropertyDeclaration(node, subtreeFlags);
case 154:
return computeMethod(node, subtreeFlags);
case 156:
case 157:
return computeAccessor(node, subtreeFlags);
case 246:
return computeImportEquals(node, subtreeFlags);
case 187:
return computePropertyAccess(node, subtreeFlags);
case 188:
return computeElementAccess(node, subtreeFlags);
default:
return computeOther(node, kind, subtreeFlags);
}
}
ts.computeTransformFlagsForNode = computeTransformFlagsForNode;
function computeCallExpression(node, subtreeFlags) {
var transformFlags = subtreeFlags;
var expression = node.expression;
if (node.typeArguments) {
transformFlags |= 3;
}
if (subtreeFlags & 524288
|| (expression.transformFlags & (134217728 | 268435456))) {
transformFlags |= 192;
if (expression.transformFlags & 268435456) {
transformFlags |= 16384;
}
}
if (expression.kind === 91) {
transformFlags |= 67108864;
if (subtreeFlags & 16384) {
transformFlags |= 32768;
}
}
node.transformFlags = transformFlags | 536870912;
return transformFlags & ~940049729;
}
function computeNewExpression(node, subtreeFlags) {
var transformFlags = subtreeFlags;
if (node.typeArguments) {
transformFlags |= 3;
}
if (subtreeFlags & 524288) {
transformFlags |= 192;
}
node.transformFlags = transformFlags | 536870912;
return transformFlags & ~940049729;
}
function computeBinaryExpression(node, subtreeFlags) {
var transformFlags = subtreeFlags;
var operatorTokenKind = node.operatorToken.kind;
var leftKind = node.left.kind;
if (operatorTokenKind === 58 && leftKind === 186) {
transformFlags |= 8 | 192 | 3072;
}
else if (operatorTokenKind === 58 && leftKind === 185) {
transformFlags |= 192 | 3072;
}
else if (operatorTokenKind === 40
|| operatorTokenKind === 62) {
transformFlags |= 32;
}
node.transformFlags = transformFlags | 536870912;
return transformFlags & ~939525441;
}
function computeParameter(node, subtreeFlags) {
var transformFlags = subtreeFlags;
var name = node.name;
var initializer = node.initializer;
var dotDotDotToken = node.dotDotDotToken;
if (node.questionToken
|| node.type
|| subtreeFlags & 4096
|| ts.isThisIdentifier(name)) {
transformFlags |= 3;
}
if (ts.hasModifier(node, 92)) {
transformFlags |= 3 | 262144;
}
if (subtreeFlags & 1048576) {
transformFlags |= 8;
}
if (subtreeFlags & 8388608 || initializer || dotDotDotToken) {
transformFlags |= 192 | 131072;
}
node.transformFlags = transformFlags | 536870912;
return transformFlags & ~939525441;
}
function computeParenthesizedExpression(node, subtreeFlags) {
var transformFlags = subtreeFlags;
var expression = node.expression;
var expressionKind = expression.kind;
var expressionTransformFlags = expression.transformFlags;
if (expressionKind === 210
|| expressionKind === 192) {
transformFlags |= 3;
}
if (expressionTransformFlags & 1024) {
transformFlags |= 1024;
}
node.transformFlags = transformFlags | 536870912;
return transformFlags & ~536872257;
}
function computeClassDeclaration(node, subtreeFlags) {
var transformFlags;
if (ts.hasModifier(node, 2)) {
transformFlags = 3;
}
else {
transformFlags = subtreeFlags | 192;
if ((subtreeFlags & 274432)
|| node.typeParameters) {
transformFlags |= 3;
}
if (subtreeFlags & 65536) {
transformFlags |= 16384;
}
}
node.transformFlags = transformFlags | 536870912;
return transformFlags & ~942011713;
}
function computeClassExpression(node, subtreeFlags) {
var transformFlags = subtreeFlags | 192;
if (subtreeFlags & 274432
|| node.typeParameters) {
transformFlags |= 3;
}
if (subtreeFlags & 65536) {
transformFlags |= 16384;
}
node.transformFlags = transformFlags | 536870912;
return transformFlags & ~942011713;
}
function computeHeritageClause(node, subtreeFlags) {
var transformFlags = subtreeFlags;
switch (node.token) {
case 85:
transformFlags |= 192;
break;
case 108:
transformFlags |= 3;
break;
default:
ts.Debug.fail("Unexpected token for heritage clause");
break;
}
node.transformFlags = transformFlags | 536870912;
return transformFlags & ~939525441;
}
function computeCatchClause(node, subtreeFlags) {
var transformFlags = subtreeFlags;
if (!node.variableDeclaration) {
transformFlags |= 8;
}
else if (ts.isBindingPattern(node.variableDeclaration.name)) {
transformFlags |= 192;
}
node.transformFlags = transformFlags | 536870912;
return transformFlags & ~940574017;
}
function computeExpressionWithTypeArguments(node, subtreeFlags) {
var transformFlags = subtreeFlags | 192;
if (node.typeArguments) {
transformFlags |= 3;
}
node.transformFlags = transformFlags | 536870912;
return transformFlags & ~939525441;
}
function computeConstructor(node, subtreeFlags) {
var transformFlags = subtreeFlags;
if (ts.hasModifier(node, 2270)
|| !node.body) {
transformFlags |= 3;
}
if (subtreeFlags & 1048576) {
transformFlags |= 8;
}
node.transformFlags = transformFlags | 536870912;
return transformFlags & ~1003668801;
}
function computeMethod(node, subtreeFlags) {
var transformFlags = subtreeFlags | 192;
if (node.decorators
|| ts.hasModifier(node, 2270)
|| node.typeParameters
|| node.type
|| (node.name && ts.isComputedPropertyName(node.name))
|| !node.body) {
transformFlags |= 3;
}
if (subtreeFlags & 1048576) {
transformFlags |= 8;
}
if (ts.hasModifier(node, 256)) {
transformFlags |= node.asteriskToken ? 8 : 16;
}
if (node.asteriskToken) {
transformFlags |= 768;
}
node.transformFlags = transformFlags | 536870912;
return transformFlags & ~1003668801;
}
function computeAccessor(node, subtreeFlags) {
var transformFlags = subtreeFlags;
if (node.decorators
|| ts.hasModifier(node, 2270)
|| node.type
|| (node.name && ts.isComputedPropertyName(node.name))
|| !node.body) {
transformFlags |= 3;
}
if (subtreeFlags & 1048576) {
transformFlags |= 8;
}
node.transformFlags = transformFlags | 536870912;
return transformFlags & ~1003668801;
}
function computePropertyDeclaration(node, subtreeFlags) {
var transformFlags = subtreeFlags | 3;
if (node.initializer || ts.isComputedPropertyName(node.name)) {
transformFlags |= 8192;
}
node.transformFlags = transformFlags | 536870912;
return transformFlags & ~939525441;
}
function computeFunctionDeclaration(node, subtreeFlags) {
var transformFlags;
var modifierFlags = ts.getModifierFlags(node);
var body = node.body;
if (!body || (modifierFlags & 2)) {
transformFlags = 3;
}
else {
transformFlags = subtreeFlags | 33554432;
if (modifierFlags & 2270
|| node.typeParameters
|| node.type) {
transformFlags |= 3;
}
if (modifierFlags & 256) {
transformFlags |= node.asteriskToken ? 8 : 16;
}
if (subtreeFlags & 1048576) {
transformFlags |= 8;
}
if (subtreeFlags & 163840) {
transformFlags |= 192;
}
if (node.asteriskToken) {
transformFlags |= 768;
}
}
node.transformFlags = transformFlags | 536870912;
return transformFlags & ~1003935041;
}
function computeFunctionExpression(node, subtreeFlags) {
var transformFlags = subtreeFlags;
if (ts.hasModifier(node, 2270)
|| node.typeParameters
|| node.type) {
transformFlags |= 3;
}
if (ts.hasModifier(node, 256)) {
transformFlags |= node.asteriskToken ? 8 : 16;
}
if (subtreeFlags & 1048576) {
transformFlags |= 8;
}
if (subtreeFlags & 163840) {
transformFlags |= 192;
}
if (node.asteriskToken) {
transformFlags |= 768;
}
node.transformFlags = transformFlags | 536870912;
return transformFlags & ~1003935041;
}
function computeArrowFunction(node, subtreeFlags) {
var transformFlags = subtreeFlags | 192;
if (ts.hasModifier(node, 2270)
|| node.typeParameters
|| node.type) {
transformFlags |= 3;
}
if (ts.hasModifier(node, 256)) {
transformFlags |= 16;
}
if (subtreeFlags & 1048576) {
transformFlags |= 8;
}
if (subtreeFlags & 16384) {
transformFlags |= 32768;
}
node.transformFlags = transformFlags | 536870912;
return transformFlags & ~1003902273;
}
function computePropertyAccess(node, subtreeFlags) {
var transformFlags = subtreeFlags;
if (transformFlags & 134217728) {
transformFlags ^= 134217728;
transformFlags |= 268435456;
}
node.transformFlags = transformFlags | 536870912;
return transformFlags & ~671089985;
}
function computeElementAccess(node, subtreeFlags) {
var transformFlags = subtreeFlags;
var expression = node.expression;
var expressionFlags = expression.transformFlags;
if (expressionFlags & 134217728) {
transformFlags &= ~134217728;
transformFlags |= 268435456;
}
node.transformFlags = transformFlags | 536870912;
return transformFlags & ~671089985;
}
function computeVariableDeclaration(node, subtreeFlags) {
var transformFlags = subtreeFlags;
transformFlags |= 192 | 8388608;
if (subtreeFlags & 1048576) {
transformFlags |= 8;
}
if (node.type) {
transformFlags |= 3;
}
node.transformFlags = transformFlags | 536870912;
return transformFlags & ~939525441;
}
function computeVariableStatement(node, subtreeFlags) {
var transformFlags;
var declarationListTransformFlags = node.declarationList.transformFlags;
if (ts.hasModifier(node, 2)) {
transformFlags = 3;
}
else {
transformFlags = subtreeFlags;
if (declarationListTransformFlags & 8388608) {
transformFlags |= 192;
}
}
node.transformFlags = transformFlags | 536870912;
return transformFlags & ~939525441;
}
function computeLabeledStatement(node, subtreeFlags) {
var transformFlags = subtreeFlags;
if (subtreeFlags & 4194304
&& ts.isIterationStatement(node, true)) {
transformFlags |= 192;
}
node.transformFlags = transformFlags | 536870912;
return transformFlags & ~939525441;
}
function computeImportEquals(node, subtreeFlags) {
var transformFlags = subtreeFlags;
if (!ts.isExternalModuleImportEqualsDeclaration(node)) {
transformFlags |= 3;
}
node.transformFlags = transformFlags | 536870912;
return transformFlags & ~939525441;
}
function computeExpressionStatement(node, subtreeFlags) {
var transformFlags = subtreeFlags;
if (node.expression.transformFlags & 1024) {
transformFlags |= 192;
}
node.transformFlags = transformFlags | 536870912;
return transformFlags & ~939525441;
}
function computeModuleDeclaration(node, subtreeFlags) {
var transformFlags = 3;
var modifierFlags = ts.getModifierFlags(node);
if ((modifierFlags & 2) === 0) {
transformFlags |= subtreeFlags;
}
node.transformFlags = transformFlags | 536870912;
return transformFlags & ~977327425;
}
function computeVariableDeclarationList(node, subtreeFlags) {
var transformFlags = subtreeFlags | 33554432;
if (subtreeFlags & 8388608) {
transformFlags |= 192;
}
if (node.flags & 3) {
transformFlags |= 192 | 4194304;
}
node.transformFlags = transformFlags | 536870912;
return transformFlags & ~948962625;
}
function computeOther(node, kind, subtreeFlags) {
var transformFlags = subtreeFlags;
var excludeFlags = 939525441;
switch (kind) {
case 120:
case 199:
transformFlags |= 8 | 16;
break;
case 192:
case 210:
case 305:
transformFlags |= 3;
excludeFlags = 536872257;
break;
case 114:
case 112:
case 113:
case 117:
case 124:
case 76:
case 241:
case 276:
case 211:
case 132:
transformFlags |= 3;
break;
case 258:
case 259:
case 260:
case 10:
case 261:
case 262:
case 263:
case 264:
case 265:
case 266:
case 267:
case 268:
transformFlags |= 4;
break;
case 13:
case 14:
case 15:
case 16:
case 204:
case 191:
case 274:
case 115:
case 212:
transformFlags |= 192;
break;
case 9:
if (node.hasExtendedUnicodeEscape) {
transformFlags |= 192;
}
break;
case 8:
if (node.numericLiteralFlags & 384) {
transformFlags |= 192;
}
break;
case 225:
if (node.awaitModifier) {
transformFlags |= 8;
}
transformFlags |= 192;
break;
case 205:
transformFlags |= 8 | 192 | 16777216;
break;
case 119:
case 134:
case 131:
case 135:
case 137:
case 122:
case 138:
case 105:
case 148:
case 151:
case 153:
case 158:
case 159:
case 160:
case 161:
case 162:
case 163:
case 164:
case 165:
case 166:
case 167:
case 168:
case 169:
case 170:
case 171:
case 172:
case 173:
case 174:
case 175:
case 239:
case 240:
case 176:
case 177:
case 178:
case 179:
case 180:
case 245:
transformFlags = 3;
excludeFlags = -3;
break;
case 147:
transformFlags |= 2097152;
if (subtreeFlags & 16384) {
transformFlags |= 65536;
}
break;
case 206:
transformFlags |= 192 | 524288;
break;
case 275:
transformFlags |= 8 | 1048576;
break;
case 97:
transformFlags |= 192 | 134217728;
excludeFlags = 536872257;
break;
case 99:
transformFlags |= 16384;
break;
case 182:
transformFlags |= 192 | 8388608;
if (subtreeFlags & 524288) {
transformFlags |= 8 | 1048576;
}
excludeFlags = 940049729;
break;
case 183:
transformFlags |= 192 | 8388608;
excludeFlags = 940049729;
break;
case 184:
transformFlags |= 192;
if (node.dotDotDotToken) {
transformFlags |= 524288;
}
break;
case 150:
transformFlags |= 3 | 4096;
break;
case 186:
excludeFlags = 942740801;
if (subtreeFlags & 2097152) {
transformFlags |= 192;
}
if (subtreeFlags & 65536) {
transformFlags |= 16384;
}
if (subtreeFlags & 1048576) {
transformFlags |= 8;
}
break;
case 185:
case 190:
excludeFlags = 940049729;
if (subtreeFlags & 524288) {
transformFlags |= 192;
}
break;
case 221:
case 222:
case 223:
case 224:
if (subtreeFlags & 4194304) {
transformFlags |= 192;
}
break;
case 277:
if (subtreeFlags & 32768) {
transformFlags |= 192;
}
break;
case 228:
transformFlags |= 33554432 | 8;
break;
case 226:
case 227:
transformFlags |= 33554432;
break;
}
node.transformFlags = transformFlags | 536870912;
return transformFlags & ~excludeFlags;
}
function getTransformFlagsSubtreeExclusions(kind) {
if (kind >= 161 && kind <= 181) {
return -3;
}
switch (kind) {
case 189:
case 190:
case 185:
return 940049729;
case 242:
return 977327425;
case 149:
return 939525441;
case 195:
return 1003902273;
case 194:
case 237:
return 1003935041;
case 236:
return 948962625;
case 238:
case 207:
return 942011713;
case 155:
return 1003668801;
case 154:
case 156:
case 157:
return 1003668801;
case 119:
case 134:
case 131:
case 137:
case 135:
case 122:
case 138:
case 105:
case 148:
case 151:
case 153:
case 158:
case 159:
case 160:
case 239:
case 240:
return -3;
case 186:
return 942740801;
case 272:
return 940574017;
case 182:
case 183:
return 940049729;
case 192:
case 210:
case 305:
case 193:
case 97:
return 536872257;
case 187:
case 188:
return 671089985;
default:
return 939525441;
}
}
ts.getTransformFlagsSubtreeExclusions = getTransformFlagsSubtreeExclusions;
function setParentPointers(parent, child) {
child.parent = parent;
ts.forEachChild(child, function (grandchild) { return setParentPointers(child, grandchild); });
}
})(ts || (ts = {}));
var ts;
(function (ts) {
function createGetSymbolWalker(getRestTypeOfSignature, getTypePredicateOfSignature, getReturnTypeOfSignature, getBaseTypes, resolveStructuredTypeMembers, getTypeOfSymbol, getResolvedSymbol, getIndexTypeOfStructuredType, getConstraintFromTypeParameter, getFirstIdentifier) {
return getSymbolWalker;
function getSymbolWalker(accept) {
if (accept === void 0) { accept = function () { return true; }; }
var visitedTypes = [];
var visitedSymbols = [];
return {
walkType: function (type) {
try {
visitType(type);
return { visitedTypes: ts.getOwnValues(visitedTypes), visitedSymbols: ts.getOwnValues(visitedSymbols) };
}
finally {
ts.clear(visitedTypes);
ts.clear(visitedSymbols);
}
},
walkSymbol: function (symbol) {
try {
visitSymbol(symbol);
return { visitedTypes: ts.getOwnValues(visitedTypes), visitedSymbols: ts.getOwnValues(visitedSymbols) };
}
finally {
ts.clear(visitedTypes);
ts.clear(visitedSymbols);
}
},
};
function visitType(type) {
if (!type) {
return;
}
if (visitedTypes[type.id]) {
return;
}
visitedTypes[type.id] = type;
var shouldBail = visitSymbol(type.symbol);
if (shouldBail)
return;
if (type.flags & 131072) {
var objectType = type;
var objectFlags = objectType.objectFlags;
if (objectFlags & 4) {
visitTypeReference(type);
}
if (objectFlags & 32) {
visitMappedType(type);
}
if (objectFlags & (1 | 2)) {
visitInterfaceType(type);
}
if (objectFlags & (8 | 16)) {
visitObjectType(objectType);
}
}
if (type.flags & 65536) {
visitTypeParameter(type);
}
if (type.flags & 786432) {
visitUnionOrIntersectionType(type);
}
if (type.flags & 1048576) {
visitIndexType(type);
}
if (type.flags & 2097152) {
visitIndexedAccessType(type);
}
}
function visitTypeReference(type) {
visitType(type.target);
ts.forEach(type.typeArguments, visitType);
}
function visitTypeParameter(type) {
visitType(getConstraintFromTypeParameter(type));
}
function visitUnionOrIntersectionType(type) {
ts.forEach(type.types, visitType);
}
function visitIndexType(type) {
visitType(type.type);
}
function visitIndexedAccessType(type) {
visitType(type.objectType);
visitType(type.indexType);
visitType(type.constraint);
}
function visitMappedType(type) {
visitType(type.typeParameter);
visitType(type.constraintType);
visitType(type.templateType);
visitType(type.modifiersType);
}
function visitSignature(signature) {
var typePredicate = getTypePredicateOfSignature(signature);
if (typePredicate) {
visitType(typePredicate.type);
}
ts.forEach(signature.typeParameters, visitType);
for (var _i = 0, _a = signature.parameters; _i < _a.length; _i++) {
var parameter = _a[_i];
visitSymbol(parameter);
}
visitType(getRestTypeOfSignature(signature));
visitType(getReturnTypeOfSignature(signature));
}
function visitInterfaceType(interfaceT) {
visitObjectType(interfaceT);
ts.forEach(interfaceT.typeParameters, visitType);
ts.forEach(getBaseTypes(interfaceT), visitType);
visitType(interfaceT.thisType);
}
function visitObjectType(type) {
var stringIndexType = getIndexTypeOfStructuredType(type, 0);
visitType(stringIndexType);
var numberIndexType = getIndexTypeOfStructuredType(type, 1);
visitType(numberIndexType);
var resolved = resolveStructuredTypeMembers(type);
for (var _i = 0, _a = resolved.callSignatures; _i < _a.length; _i++) {
var signature = _a[_i];
visitSignature(signature);
}
for (var _b = 0, _c = resolved.constructSignatures; _b < _c.length; _b++) {
var signature = _c[_b];
visitSignature(signature);
}
for (var _d = 0, _e = resolved.properties; _d < _e.length; _d++) {
var p = _e[_d];
visitSymbol(p);
}
}
function visitSymbol(symbol) {
if (!symbol) {
return false;
}
var symbolId = ts.getSymbolId(symbol);
if (visitedSymbols[symbolId]) {
return false;
}
visitedSymbols[symbolId] = symbol;
if (!accept(symbol)) {
return true;
}
var t = getTypeOfSymbol(symbol);
visitType(t);
if (symbol.flags & 1955) {
symbol.exports.forEach(visitSymbol);
}
ts.forEach(symbol.declarations, function (d) {
if (d.type && d.type.kind === 165) {
var query = d.type;
var entity = getResolvedSymbol(getFirstIdentifier(query.exprName));
visitSymbol(entity);
}
});
return false;
}
}
}
ts.createGetSymbolWalker = createGetSymbolWalker;
})(ts || (ts = {}));
var ts;
(function (ts) {
var ambientModuleSymbolRegex = /^".+"$/;
var nextSymbolId = 1;
var nextNodeId = 1;
var nextMergeId = 1;
var nextFlowId = 1;
function getNodeId(node) {
if (!node.id) {
node.id = nextNodeId;
nextNodeId++;
}
return node.id;
}
ts.getNodeId = getNodeId;
function getSymbolId(symbol) {
if (!symbol.id) {
symbol.id = nextSymbolId;
nextSymbolId++;
}
return symbol.id;
}
ts.getSymbolId = getSymbolId;
function isInstantiatedModule(node, preserveConstEnums) {
var moduleState = ts.getModuleInstanceState(node);
return moduleState === 1 ||
(preserveConstEnums && moduleState === 2);
}
ts.isInstantiatedModule = isInstantiatedModule;
function createTypeChecker(host, produceDiagnostics) {
var cancellationToken;
var requestedExternalEmitHelpers;
var externalHelpersModule;
var Symbol = ts.objectAllocator.getSymbolConstructor();
var Type = ts.objectAllocator.getTypeConstructor();
var Signature = ts.objectAllocator.getSignatureConstructor();
var typeCount = 0;
var symbolCount = 0;
var enumCount = 0;
var symbolInstantiationDepth = 0;
var emptySymbols = ts.createSymbolTable();
var identityMapper = ts.identity;
var compilerOptions = host.getCompilerOptions();
var languageVersion = ts.getEmitScriptTarget(compilerOptions);
var moduleKind = ts.getEmitModuleKind(compilerOptions);
var allowSyntheticDefaultImports = ts.getAllowSyntheticDefaultImports(compilerOptions);
var strictNullChecks = ts.getStrictOptionValue(compilerOptions, "strictNullChecks");
var strictFunctionTypes = ts.getStrictOptionValue(compilerOptions, "strictFunctionTypes");
var strictPropertyInitialization = ts.getStrictOptionValue(compilerOptions, "strictPropertyInitialization");
var noImplicitAny = ts.getStrictOptionValue(compilerOptions, "noImplicitAny");
var noImplicitThis = ts.getStrictOptionValue(compilerOptions, "noImplicitThis");
var keyofStringsOnly = !!compilerOptions.keyofStringsOnly;
var emitResolver = createResolver();
var nodeBuilder = createNodeBuilder();
var undefinedSymbol = createSymbol(4, "undefined");
undefinedSymbol.declarations = [];
var argumentsSymbol = createSymbol(4, "arguments");
var requireSymbol = createSymbol(4, "require");
var moduleSymbol = createSymbol(4, "module");
var apparentArgumentCount;
var checker = {
getNodeCount: function () { return ts.sum(host.getSourceFiles(), "nodeCount"); },
getIdentifierCount: function () { return ts.sum(host.getSourceFiles(), "identifierCount"); },
getSymbolCount: function () { return ts.sum(host.getSourceFiles(), "symbolCount") + symbolCount; },
getTypeCount: function () { return typeCount; },
isUndefinedSymbol: function (symbol) { return symbol === undefinedSymbol; },
isArgumentsSymbol: function (symbol) { return symbol === argumentsSymbol; },
isUnknownSymbol: function (symbol) { return symbol === unknownSymbol; },
getMergedSymbol: getMergedSymbol,
getDiagnostics: getDiagnostics,
getGlobalDiagnostics: getGlobalDiagnostics,
getTypeOfSymbolAtLocation: function (symbol, location) {
location = ts.getParseTreeNode(location);
return location ? getTypeOfSymbolAtLocation(symbol, location) : errorType;
},
getSymbolsOfParameterPropertyDeclaration: function (parameterIn, parameterName) {
var parameter = ts.getParseTreeNode(parameterIn, ts.isParameter);
if (parameter === undefined)
return ts.Debug.fail("Cannot get symbols of a synthetic parameter that cannot be resolved to a parse-tree node.");
return getSymbolsOfParameterPropertyDeclaration(parameter, ts.escapeLeadingUnderscores(parameterName));
},
getDeclaredTypeOfSymbol: getDeclaredTypeOfSymbol,
getPropertiesOfType: getPropertiesOfType,
getPropertyOfType: function (type, name) { return getPropertyOfType(type, ts.escapeLeadingUnderscores(name)); },
getTypeOfPropertyOfType: function (type, name) { return getTypeOfPropertyOfType(type, ts.escapeLeadingUnderscores(name)); },
getIndexInfoOfType: getIndexInfoOfType,
getSignaturesOfType: getSignaturesOfType,
getIndexTypeOfType: getIndexTypeOfType,
getBaseTypes: getBaseTypes,
getBaseTypeOfLiteralType: getBaseTypeOfLiteralType,
getWidenedType: getWidenedType,
getTypeFromTypeNode: function (nodeIn) {
var node = ts.getParseTreeNode(nodeIn, ts.isTypeNode);
return node ? getTypeFromTypeNode(node) : errorType;
},
getParameterType: getTypeAtPosition,
getReturnTypeOfSignature: getReturnTypeOfSignature,
getNullableType: getNullableType,
getNonNullableType: getNonNullableType,
typeToTypeNode: nodeBuilder.typeToTypeNode,
indexInfoToIndexSignatureDeclaration: nodeBuilder.indexInfoToIndexSignatureDeclaration,
signatureToSignatureDeclaration: nodeBuilder.signatureToSignatureDeclaration,
symbolToEntityName: nodeBuilder.symbolToEntityName,
symbolToExpression: nodeBuilder.symbolToExpression,
symbolToTypeParameterDeclarations: nodeBuilder.symbolToTypeParameterDeclarations,
symbolToParameterDeclaration: nodeBuilder.symbolToParameterDeclaration,
typeParameterToDeclaration: nodeBuilder.typeParameterToDeclaration,
getSymbolsInScope: function (location, meaning) {
location = ts.getParseTreeNode(location);
return location ? getSymbolsInScope(location, meaning) : [];
},
getSymbolAtLocation: function (node) {
node = ts.getParseTreeNode(node);
return node ? getSymbolAtLocation(node) : undefined;
},
getShorthandAssignmentValueSymbol: function (node) {
node = ts.getParseTreeNode(node);
return node ? getShorthandAssignmentValueSymbol(node) : undefined;
},
getExportSpecifierLocalTargetSymbol: function (nodeIn) {
var node = ts.getParseTreeNode(nodeIn, ts.isExportSpecifier);
return node ? getExportSpecifierLocalTargetSymbol(node) : undefined;
},
getExportSymbolOfSymbol: function (symbol) {
return getMergedSymbol(symbol.exportSymbol || symbol);
},
getTypeAtLocation: function (node) {
node = ts.getParseTreeNode(node);
return node ? getTypeOfNode(node) : errorType;
},
getPropertySymbolOfDestructuringAssignment: function (locationIn) {
var location = ts.getParseTreeNode(locationIn, ts.isIdentifier);
return location ? getPropertySymbolOfDestructuringAssignment(location) : undefined;
},
signatureToString: function (signature, enclosingDeclaration, flags, kind) {
return signatureToString(signature, ts.getParseTreeNode(enclosingDeclaration), flags, kind);
},
typeToString: function (type, enclosingDeclaration, flags) {
return typeToString(type, ts.getParseTreeNode(enclosingDeclaration), flags);
},
symbolToString: function (symbol, enclosingDeclaration, meaning, flags) {
return symbolToString(symbol, ts.getParseTreeNode(enclosingDeclaration), meaning, flags);
},
typePredicateToString: function (predicate, enclosingDeclaration, flags) {
return typePredicateToString(predicate, ts.getParseTreeNode(enclosingDeclaration), flags);
},
writeSignature: function (signature, enclosingDeclaration, flags, kind, writer) {
return signatureToString(signature, ts.getParseTreeNode(enclosingDeclaration), flags, kind, writer);
},
writeType: function (type, enclosingDeclaration, flags, writer) {
return typeToString(type, ts.getParseTreeNode(enclosingDeclaration), flags, writer);
},
writeSymbol: function (symbol, enclosingDeclaration, meaning, flags, writer) {
return symbolToString(symbol, ts.getParseTreeNode(enclosingDeclaration), meaning, flags, writer);
},
writeTypePredicate: function (predicate, enclosingDeclaration, flags, writer) {
return typePredicateToString(predicate, ts.getParseTreeNode(enclosingDeclaration), flags, writer);
},
getAugmentedPropertiesOfType: getAugmentedPropertiesOfType,
getRootSymbols: getRootSymbols,
getContextualType: function (nodeIn) {
var node = ts.getParseTreeNode(nodeIn, ts.isExpression);
return node ? getContextualType(node) : undefined;
},
getContextualTypeForArgumentAtIndex: function (nodeIn, argIndex) {
var node = ts.getParseTreeNode(nodeIn, ts.isCallLikeExpression);
return node && getContextualTypeForArgumentAtIndex(node, argIndex);
},
getContextualTypeForJsxAttribute: function (nodeIn) {
var node = ts.getParseTreeNode(nodeIn, ts.isJsxAttributeLike);
return node && getContextualTypeForJsxAttribute(node);
},
isContextSensitive: isContextSensitive,
getFullyQualifiedName: getFullyQualifiedName,
getResolvedSignature: function (nodeIn, candidatesOutArray, theArgumentCount) {
var node = ts.getParseTreeNode(nodeIn, ts.isCallLikeExpression);
apparentArgumentCount = theArgumentCount;
var res = node ? getResolvedSignature(node, candidatesOutArray) : undefined;
apparentArgumentCount = undefined;
return res;
},
getConstantValue: function (nodeIn) {
var node = ts.getParseTreeNode(nodeIn, canHaveConstantValue);
return node ? getConstantValue(node) : undefined;
},
isValidPropertyAccess: function (nodeIn, propertyName) {
var node = ts.getParseTreeNode(nodeIn, ts.isPropertyAccessOrQualifiedNameOrImportTypeNode);
return !!node && isValidPropertyAccess(node, ts.escapeLeadingUnderscores(propertyName));
},
isValidPropertyAccessForCompletions: function (nodeIn, type, property) {
var node = ts.getParseTreeNode(nodeIn, ts.isPropertyAccessExpression);
return !!node && isValidPropertyAccessForCompletions(node, type, property);
},
getSignatureFromDeclaration: function (declarationIn) {
var declaration = ts.getParseTreeNode(declarationIn, ts.isFunctionLike);
return declaration ? getSignatureFromDeclaration(declaration) : undefined;
},
isImplementationOfOverload: function (node) {
var parsed = ts.getParseTreeNode(node, ts.isFunctionLike);
return parsed ? isImplementationOfOverload(parsed) : undefined;
},
getImmediateAliasedSymbol: function (symbol) {
ts.Debug.assert((symbol.flags & 2097152) !== 0, "Should only get Alias here.");
var links = getSymbolLinks(symbol);
if (!links.immediateTarget) {
var node = getDeclarationOfAliasSymbol(symbol);
if (!node)
return ts.Debug.fail();
links.immediateTarget = getTargetOfAliasDeclaration(node, true);
}
return links.immediateTarget;
},
getAliasedSymbol: resolveAlias,
getEmitResolver: getEmitResolver,
getExportsOfModule: getExportsOfModuleAsArray,
getExportsAndPropertiesOfModule: getExportsAndPropertiesOfModule,
getSymbolWalker: ts.createGetSymbolWalker(getRestTypeOfSignature, getTypePredicateOfSignature, getReturnTypeOfSignature, getBaseTypes, resolveStructuredTypeMembers, getTypeOfSymbol, getResolvedSymbol, getIndexTypeOfStructuredType, getConstraintFromTypeParameter, getFirstIdentifier),
getAmbientModules: getAmbientModules,
getAllAttributesTypeFromJsxOpeningLikeElement: function (nodeIn) {
var node = ts.getParseTreeNode(nodeIn, ts.isJsxOpeningLikeElement);
return node ? getAllAttributesTypeFromJsxOpeningLikeElement(node) : undefined;
},
getJsxIntrinsicTagNamesAt: getJsxIntrinsicTagNamesAt,
isOptionalParameter: function (nodeIn) {
var node = ts.getParseTreeNode(nodeIn, ts.isParameter);
return node ? isOptionalParameter(node) : false;
},
tryGetMemberInModuleExports: function (name, symbol) { return tryGetMemberInModuleExports(ts.escapeLeadingUnderscores(name), symbol); },
tryGetMemberInModuleExportsAndProperties: function (name, symbol) { return tryGetMemberInModuleExportsAndProperties(ts.escapeLeadingUnderscores(name), symbol); },
tryFindAmbientModuleWithoutAugmentations: function (moduleName) {
return tryFindAmbientModule(moduleName, false);
},
getApparentType: getApparentType,
getUnionType: getUnionType,
createAnonymousType: createAnonymousType,
createSignature: createSignature,
createSymbol: createSymbol,
createIndexInfo: createIndexInfo,
getAnyType: function () { return anyType; },
getStringType: function () { return stringType; },
getNumberType: function () { return numberType; },
createPromiseType: createPromiseType,
createArrayType: createArrayType,
getBooleanType: function () { return booleanType; },
getFalseType: function () { return falseType; },
getTrueType: function () { return trueType; },
getVoidType: function () { return voidType; },
getUndefinedType: function () { return undefinedType; },
getNullType: function () { return nullType; },
getESSymbolType: function () { return esSymbolType; },
getNeverType: function () { return neverType; },
isSymbolAccessible: isSymbolAccessible,
isArrayLikeType: isArrayLikeType,
isTypeInvalidDueToUnionDiscriminant: isTypeInvalidDueToUnionDiscriminant,
getAllPossiblePropertiesOfTypes: getAllPossiblePropertiesOfTypes,
getSuggestionForNonexistentProperty: function (node, type) { return getSuggestionForNonexistentProperty(node, type); },
getSuggestionForNonexistentSymbol: function (location, name, meaning) { return getSuggestionForNonexistentSymbol(location, ts.escapeLeadingUnderscores(name), meaning); },
getSuggestionForNonexistentModule: function (node, target) { return getSuggestionForNonexistentModule(node, target); },
getBaseConstraintOfType: getBaseConstraintOfType,
getDefaultFromTypeParameter: function (type) { return type && type.flags & 65536 ? getDefaultFromTypeParameter(type) : undefined; },
resolveName: function (name, location, meaning, excludeGlobals) {
return resolveName(location, ts.escapeLeadingUnderscores(name), meaning, undefined, undefined, false, excludeGlobals);
},
getJsxNamespace: function (n) { return ts.unescapeLeadingUnderscores(getJsxNamespace(n)); },
getAccessibleSymbolChain: getAccessibleSymbolChain,
getTypePredicateOfSignature: getTypePredicateOfSignature,
resolveExternalModuleSymbol: resolveExternalModuleSymbol,
tryGetThisTypeAt: function (node) {
node = ts.getParseTreeNode(node);
return node && tryGetThisTypeAt(node);
},
getTypeArgumentConstraint: function (nodeIn) {
var node = ts.getParseTreeNode(nodeIn, ts.isTypeNode);
return node && getTypeArgumentConstraint(node);
},
getSuggestionDiagnostics: function (file, ct) {
var diagnostics;
try {
cancellationToken = ct;
checkSourceFile(file);
ts.Debug.assert(!!(getNodeLinks(file).flags & 1));
diagnostics = ts.addRange(diagnostics, suggestionDiagnostics.get(file.fileName));
if (!file.isDeclarationFile && (!unusedIsError(0) || !unusedIsError(1))) {
addUnusedDiagnostics();
}
return diagnostics || ts.emptyArray;
}
finally {
cancellationToken = undefined;
}
function addUnusedDiagnostics() {
checkUnusedIdentifiers(getPotentiallyUnusedIdentifiers(file), function (kind, diag) {
if (!unusedIsError(kind)) {
(diagnostics || (diagnostics = [])).push(__assign({}, diag, { category: ts.DiagnosticCategory.Suggestion }));
}
});
}
},
runWithCancellationToken: function (token, callback) {
try {
cancellationToken = token;
return callback(checker);
}
finally {
cancellationToken = undefined;
}
}
};
var tupleTypes = ts.createMap();
var unionTypes = ts.createMap();
var intersectionTypes = ts.createMap();
var literalTypes = ts.createMap();
var indexedAccessTypes = ts.createMap();
var evolvingArrayTypes = [];
var undefinedProperties = ts.createMap();
var unknownSymbol = createSymbol(4, "unknown");
var resolvingSymbol = createSymbol(0, "__resolving__");
var anyType = createIntrinsicType(1, "any");
var autoType = createIntrinsicType(1, "any");
var wildcardType = createIntrinsicType(1, "any");
var errorType = createIntrinsicType(1, "error");
var unknownType = createIntrinsicType(2, "unknown");
var undefinedType = createIntrinsicType(8192, "undefined");
var undefinedWideningType = strictNullChecks ? undefinedType : createIntrinsicType(8192 | 134217728, "undefined");
var nullType = createIntrinsicType(16384, "null");
var nullWideningType = strictNullChecks ? nullType : createIntrinsicType(16384 | 134217728, "null");
var stringType = createIntrinsicType(4, "string");
var numberType = createIntrinsicType(8, "number");
var falseType = createIntrinsicType(256, "false");
var trueType = createIntrinsicType(256, "true");
var booleanType = createBooleanType([falseType, trueType]);
var esSymbolType = createIntrinsicType(1024, "symbol");
var voidType = createIntrinsicType(4096, "void");
var neverType = createIntrinsicType(32768, "never");
var silentNeverType = createIntrinsicType(32768, "never");
var implicitNeverType = createIntrinsicType(32768, "never");
var nonPrimitiveType = createIntrinsicType(16777216, "object");
var stringNumberSymbolType = getUnionType([stringType, numberType, esSymbolType]);
var keyofConstraintType = keyofStringsOnly ? stringType : stringNumberSymbolType;
var emptyObjectType = createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined);
var emptyTypeLiteralSymbol = createSymbol(2048, "__type");
emptyTypeLiteralSymbol.members = ts.createSymbolTable();
var emptyTypeLiteralType = createAnonymousType(emptyTypeLiteralSymbol, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined);
var emptyGenericType = createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined);
emptyGenericType.instantiations = ts.createMap();
var anyFunctionType = createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined);
anyFunctionType.flags |= 536870912;
var noConstraintType = createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined);
var circularConstraintType = createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined);
var resolvingDefaultType = createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined);
var markerSuperType = createType(65536);
var markerSubType = createType(65536);
markerSubType.constraint = markerSuperType;
var markerOtherType = createType(65536);
var noTypePredicate = createIdentifierTypePredicate("<<unresolved>>", 0, anyType);
var anySignature = createSignature(undefined, undefined, undefined, ts.emptyArray, anyType, undefined, 0, false, false);
var unknownSignature = createSignature(undefined, undefined, undefined, ts.emptyArray, errorType, undefined, 0, false, false);
var resolvingSignature = createSignature(undefined, undefined, undefined, ts.emptyArray, anyType, undefined, 0, false, false);
var silentNeverSignature = createSignature(undefined, undefined, undefined, ts.emptyArray, silentNeverType, undefined, 0, false, false);
var resolvingSignaturesArray = [resolvingSignature];
var enumNumberIndexInfo = createIndexInfo(stringType, true);
var jsObjectLiteralIndexInfo = createIndexInfo(anyType, false);
var globals = ts.createSymbolTable();
var amalgamatedDuplicates;
var reverseMappedCache = ts.createMap();
var ambientModulesCache;
var patternAmbientModules;
var globalObjectType;
var globalFunctionType;
var globalArrayType;
var globalReadonlyArrayType;
var globalStringType;
var globalNumberType;
var globalBooleanType;
var globalRegExpType;
var globalThisType;
var anyArrayType;
var autoArrayType;
var anyReadonlyArrayType;
var deferredGlobalNonNullableTypeAlias;
var deferredGlobalESSymbolConstructorSymbol;
var deferredGlobalESSymbolType;
var deferredGlobalTypedPropertyDescriptorType;
var deferredGlobalPromiseType;
var deferredGlobalPromiseConstructorSymbol;
var deferredGlobalPromiseConstructorLikeType;
var deferredGlobalIterableType;
var deferredGlobalIteratorType;
var deferredGlobalIterableIteratorType;
var deferredGlobalAsyncIterableType;
var deferredGlobalAsyncIteratorType;
var deferredGlobalAsyncIterableIteratorType;
var deferredGlobalTemplateStringsArrayType;
var deferredGlobalImportMetaType;
var deferredGlobalExtractSymbol;
var deferredNodes;
var allPotentiallyUnusedIdentifiers = ts.createMap();
var flowLoopStart = 0;
var flowLoopCount = 0;
var sharedFlowCount = 0;
var flowAnalysisDisabled = false;
var emptyStringType = getLiteralType("");
var zeroType = getLiteralType(0);
var resolutionTargets = [];
var resolutionResults = [];
var resolutionPropertyNames = [];
var suggestionCount = 0;
var maximumSuggestionCount = 10;
var mergedSymbols = [];
var symbolLinks = [];
var nodeLinks = [];
var flowLoopCaches = [];
var flowLoopNodes = [];
var flowLoopKeys = [];
var flowLoopTypes = [];
var sharedFlowNodes = [];
var sharedFlowTypes = [];
var potentialThisCollisions = [];
var potentialNewTargetCollisions = [];
var awaitedTypeStack = [];
var diagnostics = ts.createDiagnosticCollection();
var suggestionDiagnostics = ts.createMultiMap();
var typeofEQFacts = ts.createMapFromTemplate({
string: 1,
number: 2,
boolean: 4,
symbol: 8,
undefined: 16384,
object: 16,
function: 32
});
var typeofNEFacts = ts.createMapFromTemplate({
string: 128,
number: 256,
boolean: 512,
symbol: 1024,
undefined: 131072,
object: 2048,
function: 4096
});
var typeofTypesByName = ts.createMapFromTemplate({
string: stringType,
number: numberType,
boolean: booleanType,
symbol: esSymbolType,
undefined: undefinedType
});
var typeofType = createTypeofType();
var _jsxNamespace;
var _jsxFactoryEntity;
var subtypeRelation = ts.createMap();
var assignableRelation = ts.createMap();
var definitelyAssignableRelation = ts.createMap();
var comparableRelation = ts.createMap();
var identityRelation = ts.createMap();
var enumRelation = ts.createMap();
var builtinGlobals = ts.createSymbolTable();
builtinGlobals.set(undefinedSymbol.escapedName, undefinedSymbol);
var isNotOverloadAndNotAccessor = ts.and(isNotOverload, isNotAccessor);
initializeTypeChecker();
return checker;
function getJsxNamespace(location) {
if (location) {
var file = ts.getSourceFileOfNode(location);
if (file) {
if (file.localJsxNamespace) {
return file.localJsxNamespace;
}
var jsxPragma = file.pragmas.get("jsx");
if (jsxPragma) {
var chosenpragma = ts.isArray(jsxPragma) ? jsxPragma[0] : jsxPragma;
file.localJsxFactory = ts.parseIsolatedEntityName(chosenpragma.arguments.factory, languageVersion);
if (file.localJsxFactory) {
return file.localJsxNamespace = getFirstIdentifier(file.localJsxFactory).escapedText;
}
}
}
}
if (!_jsxNamespace) {
_jsxNamespace = "React";
if (compilerOptions.jsxFactory) {
_jsxFactoryEntity = ts.parseIsolatedEntityName(compilerOptions.jsxFactory, languageVersion);
if (_jsxFactoryEntity) {
_jsxNamespace = getFirstIdentifier(_jsxFactoryEntity).escapedText;
}
}
else if (compilerOptions.reactNamespace) {
_jsxNamespace = ts.escapeLeadingUnderscores(compilerOptions.reactNamespace);
}
}
return _jsxNamespace;
}
function getEmitResolver(sourceFile, cancellationToken) {
getDiagnostics(sourceFile, cancellationToken);
return emitResolver;
}
function lookupOrIssueError(location, message, arg0, arg1, arg2, arg3) {
var diagnostic = location
? ts.createDiagnosticForNode(location, message, arg0, arg1, arg2, arg3)
: ts.createCompilerDiagnostic(message, arg0, arg1, arg2, arg3);
var existing = diagnostics.lookup(diagnostic);
if (existing) {
return existing;
}
else {
diagnostics.add(diagnostic);
return diagnostic;
}
}
function addRelatedInfo(diagnostic) {
var relatedInformation = [];
for (var _i = 1; _i < arguments.length; _i++) {
relatedInformation[_i - 1] = arguments[_i];
}
var _a;
if (!diagnostic.relatedInformation) {
diagnostic.relatedInformation = [];
}
(_a = diagnostic.relatedInformation).push.apply(_a, relatedInformation);
return diagnostic;
}
function error(location, message, arg0, arg1, arg2, arg3) {
var diagnostic = location
? ts.createDiagnosticForNode(location, message, arg0, arg1, arg2, arg3)
: ts.createCompilerDiagnostic(message, arg0, arg1, arg2, arg3);
diagnostics.add(diagnostic);
return diagnostic;
}
function addErrorOrSuggestion(isError, diagnostic) {
if (isError) {
diagnostics.add(diagnostic);
}
else {
suggestionDiagnostics.add(diagnostic.file.fileName, __assign({}, diagnostic, { category: ts.DiagnosticCategory.Suggestion }));
}
}
function errorOrSuggestion(isError, location, message, arg0, arg1, arg2, arg3) {
addErrorOrSuggestion(isError, "message" in message ? ts.createDiagnosticForNode(location, message, arg0, arg1, arg2, arg3) : ts.createDiagnosticForNodeFromMessageChain(location, message));
}
function createSymbol(flags, name, checkFlags) {
symbolCount++;
var symbol = (new Symbol(flags | 33554432, name));
symbol.checkFlags = checkFlags || 0;
return symbol;
}
function isTransientSymbol(symbol) {
return (symbol.flags & 33554432) !== 0;
}
function getExcludedSymbolFlags(flags) {
var result = 0;
if (flags & 2)
result |= 67216319;
if (flags & 1)
result |= 67216318;
if (flags & 4)
result |= 0;
if (flags & 8)
result |= 68008959;
if (flags & 16)
result |= 67215791;
if (flags & 32)
result |= 68008383;
if (flags & 64)
result |= 67901832;
if (flags & 256)
result |= 68008191;
if (flags & 128)
result |= 68008831;
if (flags & 512)
result |= 67215503;
if (flags & 8192)
result |= 67208127;
if (flags & 32768)
result |= 67150783;
if (flags & 65536)
result |= 67183551;
if (flags & 262144)
result |= 67639784;
if (flags & 524288)
result |= 67901928;
if (flags & 2097152)
result |= 2097152;
return result;
}
function recordMergedSymbol(target, source) {
if (!source.mergeId) {
source.mergeId = nextMergeId;
nextMergeId++;
}
mergedSymbols[source.mergeId] = target;
}
function cloneSymbol(symbol) {
var result = createSymbol(symbol.flags, symbol.escapedName);
result.declarations = symbol.declarations ? symbol.declarations.slice() : [];
result.parent = symbol.parent;
if (symbol.valueDeclaration)
result.valueDeclaration = symbol.valueDeclaration;
if (symbol.constEnumOnlyModule)
result.constEnumOnlyModule = true;
if (symbol.members)
result.members = ts.cloneMap(symbol.members);
if (symbol.exports)
result.exports = ts.cloneMap(symbol.exports);
recordMergedSymbol(result, symbol);
return result;
}
function mergeSymbol(target, source) {
if (!(target.flags & getExcludedSymbolFlags(source.flags)) ||
(source.flags | target.flags) & 67108864) {
ts.Debug.assert(source !== target);
if (!(target.flags & 33554432)) {
target = cloneSymbol(target);
}
if (source.flags & 512 && target.flags & 512 && target.constEnumOnlyModule && !source.constEnumOnlyModule) {
target.constEnumOnlyModule = false;
}
target.flags |= source.flags;
if (source.valueDeclaration &&
(!target.valueDeclaration ||
ts.isEffectiveModuleDeclaration(target.valueDeclaration) && !ts.isEffectiveModuleDeclaration(source.valueDeclaration))) {
target.valueDeclaration = source.valueDeclaration;
}
ts.addRange(target.declarations, source.declarations);
if (source.members) {
if (!target.members)
target.members = ts.createSymbolTable();
mergeSymbolTable(target.members, source.members);
}
if (source.exports) {
if (!target.exports)
target.exports = ts.createSymbolTable();
mergeSymbolTable(target.exports, source.exports);
}
recordMergedSymbol(target, source);
}
else if (target.flags & 1024) {
error(ts.getNameOfDeclaration(source.declarations[0]), ts.Diagnostics.Cannot_augment_module_0_with_value_exports_because_it_resolves_to_a_non_module_entity, symbolToString(target));
}
else {
var isEitherEnum = !!(target.flags & 384 || source.flags & 384);
var isEitherBlockScoped = !!(target.flags & 2 || source.flags & 2);
var message = isEitherEnum
? ts.Diagnostics.Enum_declarations_can_only_merge_with_namespace_or_other_enum_declarations
: isEitherBlockScoped
? ts.Diagnostics.Cannot_redeclare_block_scoped_variable_0
: ts.Diagnostics.Duplicate_identifier_0;
var sourceSymbolFile_1 = source.declarations && ts.getSourceFileOfNode(source.declarations[0]);
var targetSymbolFile_1 = target.declarations && ts.getSourceFileOfNode(target.declarations[0]);
if (sourceSymbolFile_1 && targetSymbolFile_1 && amalgamatedDuplicates && !isEitherEnum && sourceSymbolFile_1 !== targetSymbolFile_1) {
var firstFile_1 = ts.comparePaths(sourceSymbolFile_1.path, targetSymbolFile_1.path) === -1 ? sourceSymbolFile_1 : targetSymbolFile_1;
var secondFile = firstFile_1 === sourceSymbolFile_1 ? targetSymbolFile_1 : sourceSymbolFile_1;
var cacheKey = firstFile_1.path + "|" + secondFile.path;
var existing = amalgamatedDuplicates.get(cacheKey) || { firstFile: firstFile_1, secondFile: secondFile, firstFileInstances: ts.createMap(), secondFileInstances: ts.createMap() };
var symbolName_1 = symbolToString(source);
var firstInstanceList_1 = existing.firstFileInstances.get(symbolName_1) || { instances: [], blockScoped: isEitherBlockScoped };
var secondInstanceList_1 = existing.secondFileInstances.get(symbolName_1) || { instances: [], blockScoped: isEitherBlockScoped };
ts.forEach(source.declarations, function (node) {
var errorNode = (ts.getJavascriptInitializer(node, false) ? ts.getOuterNameOfJsInitializer(node) : ts.getNameOfDeclaration(node)) || node;
var targetList = sourceSymbolFile_1 === firstFile_1 ? firstInstanceList_1 : secondInstanceList_1;
targetList.instances.push(errorNode);
});
ts.forEach(target.declarations, function (node) {
var errorNode = (ts.getJavascriptInitializer(node, false) ? ts.getOuterNameOfJsInitializer(node) : ts.getNameOfDeclaration(node)) || node;
var targetList = targetSymbolFile_1 === firstFile_1 ? firstInstanceList_1 : secondInstanceList_1;
targetList.instances.push(errorNode);
});
existing.firstFileInstances.set(symbolName_1, firstInstanceList_1);
existing.secondFileInstances.set(symbolName_1, secondInstanceList_1);
amalgamatedDuplicates.set(cacheKey, existing);
return target;
}
var symbolName_2 = symbolToString(source);
addDuplicateDeclarationErrorsForSymbols(source, message, symbolName_2, target);
addDuplicateDeclarationErrorsForSymbols(target, message, symbolName_2, source);
}
return target;
}
function addDuplicateDeclarationErrorsForSymbols(target, message, symbolName, source) {
ts.forEach(target.declarations, function (node) {
var errorNode = (ts.getJavascriptInitializer(node, false) ? ts.getOuterNameOfJsInitializer(node) : ts.getNameOfDeclaration(node)) || node;
addDuplicateDeclarationError(errorNode, message, symbolName, source.declarations && source.declarations[0]);
});
}
function addDuplicateDeclarationError(errorNode, message, symbolName, relatedNode) {
var err = lookupOrIssueError(errorNode, message, symbolName);
if (relatedNode && ts.length(err.relatedInformation) < 5) {
addRelatedInfo(err, !ts.length(err.relatedInformation) ? ts.createDiagnosticForNode(relatedNode, ts.Diagnostics._0_was_also_declared_here, symbolName) : ts.createDiagnosticForNode(relatedNode, ts.Diagnostics.and_here));
}
}
function combineSymbolTables(first, second) {
if (!ts.hasEntries(first))
return second;
if (!ts.hasEntries(second))
return first;
var combined = ts.createSymbolTable();
mergeSymbolTable(combined, first);
mergeSymbolTable(combined, second);
return combined;
}
function mergeSymbolTable(target, source) {
source.forEach(function (sourceSymbol, id) {
target.set(id, target.has(id) ? mergeSymbol(target.get(id), sourceSymbol) : sourceSymbol);
});
}
function mergeModuleAugmentation(moduleName) {
var moduleAugmentation = moduleName.parent;
if (moduleAugmentation.symbol.declarations[0] !== moduleAugmentation) {
ts.Debug.assert(moduleAugmentation.symbol.declarations.length > 1);
return;
}
if (ts.isGlobalScopeAugmentation(moduleAugmentation)) {
mergeSymbolTable(globals, moduleAugmentation.symbol.exports);
}
else {
var moduleNotFoundError = !(moduleName.parent.parent.flags & 4194304)
? ts.Diagnostics.Invalid_module_name_in_augmentation_module_0_cannot_be_found
: undefined;
var mainModule = resolveExternalModuleNameWorker(moduleName, moduleName, moduleNotFoundError, true);
if (!mainModule) {
return;
}
mainModule = resolveExternalModuleSymbol(mainModule);
if (mainModule.flags & 1920) {
mainModule = mergeSymbol(mainModule, moduleAugmentation.symbol);
}
else {
error(moduleName, ts.Diagnostics.Cannot_augment_module_0_because_it_resolves_to_a_non_module_entity, moduleName.text);
}
}
}
function addToSymbolTable(target, source, message) {
source.forEach(function (sourceSymbol, id) {
var targetSymbol = target.get(id);
if (targetSymbol) {
ts.forEach(targetSymbol.declarations, addDeclarationDiagnostic(ts.unescapeLeadingUnderscores(id), message));
}
else {
target.set(id, sourceSymbol);
}
});
function addDeclarationDiagnostic(id, message) {
return function (declaration) { return diagnostics.add(ts.createDiagnosticForNode(declaration, message, id)); };
}
}
function getSymbolLinks(symbol) {
if (symbol.flags & 33554432)
return symbol;
var id = getSymbolId(symbol);
return symbolLinks[id] || (symbolLinks[id] = {});
}
function getNodeLinks(node) {
var nodeId = getNodeId(node);
return nodeLinks[nodeId] || (nodeLinks[nodeId] = { flags: 0 });
}
function isGlobalSourceFile(node) {
return node.kind === 277 && !ts.isExternalOrCommonJsModule(node);
}
function getSymbol(symbols, name, meaning) {
if (meaning) {
var symbol = symbols.get(name);
if (symbol) {
ts.Debug.assert((ts.getCheckFlags(symbol) & 1) === 0, "Should never get an instantiated symbol here.");
if (symbol.flags & meaning) {
return symbol;
}
if (symbol.flags & 2097152) {
var target = resolveAlias(symbol);
if (target === unknownSymbol || target.flags & meaning) {
return symbol;
}
}
}
}
}
function getSymbolsOfParameterPropertyDeclaration(parameter, parameterName) {
var constructorDeclaration = parameter.parent;
var classDeclaration = parameter.parent.parent;
var parameterSymbol = getSymbol(constructorDeclaration.locals, parameterName, 67216319);
var propertySymbol = getSymbol(getMembersOfSymbol(classDeclaration.symbol), parameterName, 67216319);
if (parameterSymbol && propertySymbol) {
return [parameterSymbol, propertySymbol];
}
return ts.Debug.fail("There should exist two symbols, one as property declaration and one as parameter declaration");
}
function isBlockScopedNameDeclaredBeforeUse(declaration, usage) {
var declarationFile = ts.getSourceFileOfNode(declaration);
var useFile = ts.getSourceFileOfNode(usage);
if (declarationFile !== useFile) {
if ((moduleKind && (declarationFile.externalModuleIndicator || useFile.externalModuleIndicator)) ||
(!compilerOptions.outFile && !compilerOptions.out) ||
isInTypeQuery(usage) ||
declaration.flags & 4194304) {
return true;
}
if (isUsedInFunctionOrInstanceProperty(usage, declaration)) {
return true;
}
var sourceFiles = host.getSourceFiles();
return sourceFiles.indexOf(declarationFile) <= sourceFiles.indexOf(useFile);
}
if (declaration.pos <= usage.pos) {
if (declaration.kind === 184) {
var errorBindingElement = ts.getAncestor(usage, 184);
if (errorBindingElement) {
return ts.findAncestor(errorBindingElement, ts.isBindingElement) !== ts.findAncestor(declaration, ts.isBindingElement) ||
declaration.pos < errorBindingElement.pos;
}
return isBlockScopedNameDeclaredBeforeUse(ts.getAncestor(declaration, 235), usage);
}
else if (declaration.kind === 235) {
return !isImmediatelyUsedInInitializerOfBlockScopedVariable(declaration, usage);
}
else if (ts.isClassDeclaration(declaration)) {
return !ts.findAncestor(usage, function (n) { return ts.isComputedPropertyName(n) && n.parent.parent === declaration; });
}
return true;
}
if (usage.parent.kind === 255 || (usage.parent.kind === 252 && usage.parent.isExportEquals)) {
return true;
}
if (usage.kind === 252 && usage.isExportEquals) {
return true;
}
var container = ts.getEnclosingBlockScopeContainer(declaration);
return isInTypeQuery(usage) || isUsedInFunctionOrInstanceProperty(usage, declaration, container);
function isImmediatelyUsedInInitializerOfBlockScopedVariable(declaration, usage) {
var container = ts.getEnclosingBlockScopeContainer(declaration);
switch (declaration.parent.parent.kind) {
case 217:
case 223:
case 225:
if (isSameScopeDescendentOf(usage, declaration, container)) {
return true;
}
break;
}
var grandparent = declaration.parent.parent;
return ts.isForInOrOfStatement(grandparent) && isSameScopeDescendentOf(usage, grandparent.expression, container);
}
function isUsedInFunctionOrInstanceProperty(usage, declaration, container) {
return !!ts.findAncestor(usage, function (current) {
if (current === container) {
return "quit";
}
if (ts.isFunctionLike(current)) {
return true;
}
var initializerOfProperty = current.parent &&
current.parent.kind === 152 &&
current.parent.initializer === current;
if (initializerOfProperty) {
if (ts.hasModifier(current.parent, 32)) {
if (declaration.kind === 154) {
return true;
}
}
else {
var isDeclarationInstanceProperty = declaration.kind === 152 && !ts.hasModifier(declaration, 32);
if (!isDeclarationInstanceProperty || ts.getContainingClass(usage) !== ts.getContainingClass(declaration)) {
return true;
}
}
}
return false;
});
}
}
function resolveName(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, suggestedNameNotFoundMessage) {
if (excludeGlobals === void 0) { excludeGlobals = false; }
return resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSymbol, suggestedNameNotFoundMessage);
}
function resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, lookup, suggestedNameNotFoundMessage) {
var originalLocation = location;
var result;
var lastLocation;
var lastSelfReferenceLocation;
var propertyWithInvalidInitializer;
var errorLocation = location;
var grandparent;
var isInExternalModule = false;
loop: while (location) {
if (location.locals && !isGlobalSourceFile(location)) {
if (result = lookup(location.locals, name, meaning)) {
var useResult = true;
if (ts.isFunctionLike(location) && lastLocation && lastLocation !== location.body) {
if (meaning & result.flags & 67901928 && lastLocation.kind !== 289) {
useResult = result.flags & 262144
? lastLocation === location.type ||
lastLocation.kind === 149 ||
lastLocation.kind === 148
: false;
}
if (meaning & 67216319 && result.flags & 1) {
useResult =
lastLocation.kind === 149 ||
(lastLocation === location.type &&
!!ts.findAncestor(result.valueDeclaration, ts.isParameter));
}
}
else if (location.kind === 173) {
useResult = lastLocation === location.trueType;
}
if (useResult) {
break loop;
}
else {
result = undefined;
}
}
}
switch (location.kind) {
case 277:
if (!ts.isExternalOrCommonJsModule(location))
break;
isInExternalModule = true;
case 242:
var moduleExports = getSymbolOfNode(location).exports;
if (location.kind === 277 || ts.isAmbientModule(location)) {
if (result = moduleExports.get("default")) {
var localSymbol = ts.getLocalSymbolForExportDefault(result);
if (localSymbol && (result.flags & meaning) && localSymbol.escapedName === name) {
break loop;
}
result = undefined;
}
var moduleExport = moduleExports.get(name);
if (moduleExport &&
moduleExport.flags === 2097152 &&
ts.getDeclarationOfKind(moduleExport, 255)) {
break;
}
}
if (name !== "default" && (result = lookup(moduleExports, name, meaning & 2623475))) {
if (ts.isSourceFile(location) && location.commonJsModuleIndicator && !result.declarations.some(ts.isJSDocTypeAlias)) {
result = undefined;
}
else {
break loop;
}
}
break;
case 241:
if (result = lookup(getSymbolOfNode(location).exports, name, meaning & 8)) {
break loop;
}
break;
case 152:
case 151:
if (ts.isClassLike(location.parent) && !ts.hasModifier(location, 32)) {
var ctor = findConstructorDeclaration(location.parent);
if (ctor && ctor.locals) {
if (lookup(ctor.locals, name, meaning & 67216319)) {
propertyWithInvalidInitializer = location;
}
}
}
break;
case 238:
case 207:
case 239:
if (result = lookup(getMembersOfSymbol(getSymbolOfNode(location)), name, meaning & 67901928)) {
if (!isTypeParameterSymbolDeclaredInContainer(result, location)) {
result = undefined;
break;
}
if (lastLocation && ts.hasModifier(lastLocation, 32)) {
error(errorLocation, ts.Diagnostics.Static_members_cannot_reference_class_type_parameters);
return undefined;
}
break loop;
}
if (location.kind === 207 && meaning & 32) {
var className = location.name;
if (className && name === className.escapedText) {
result = location.symbol;
break loop;
}
}
break;
case 209:
if (lastLocation === location.expression && location.parent.token === 85) {
var container = location.parent.parent;
if (ts.isClassLike(container) && (result = lookup(getSymbolOfNode(container).members, name, meaning & 67901928))) {
if (nameNotFoundMessage) {
error(errorLocation, ts.Diagnostics.Base_class_expressions_cannot_reference_class_type_parameters);
}
return undefined;
}
}
break;
case 147:
grandparent = location.parent.parent;
if (ts.isClassLike(grandparent) || grandparent.kind === 239) {
if (result = lookup(getSymbolOfNode(grandparent).members, name, meaning & 67901928)) {
error(errorLocation, ts.Diagnostics.A_computed_property_name_cannot_reference_a_type_parameter_from_its_containing_type);
return undefined;
}
}
break;
case 154:
case 153:
case 155:
case 156:
case 157:
case 237:
case 195:
if (meaning & 3 && name === "arguments") {
result = argumentsSymbol;
break loop;
}
break;
case 194:
if (meaning & 3 && name === "arguments") {
result = argumentsSymbol;
break loop;
}
if (meaning & 16) {
var functionName = location.name;
if (functionName && name === functionName.escapedText) {
result = location.symbol;
break loop;
}
}
break;
case 150:
if (location.parent && location.parent.kind === 149) {
location = location.parent;
}
if (location.parent && ts.isClassElement(location.parent)) {
location = location.parent;
}
break;
case 301:
case 295:
location = ts.getJSDocHost(location);
break;
}
if (isSelfReferenceLocation(location)) {
lastSelfReferenceLocation = location;
}
lastLocation = location;
location = location.parent;
}
if (isUse && result && (!lastSelfReferenceLocation || result !== lastSelfReferenceLocation.symbol)) {
result.isReferenced |= meaning;
}
if (!result) {
if (lastLocation) {
ts.Debug.assert(lastLocation.kind === 277);
if (lastLocation.commonJsModuleIndicator && name === "exports") {
return lastLocation.symbol;
}
}
if (!excludeGlobals) {
result = lookup(globals, name, meaning);
}
}
if (!result) {
if (originalLocation && ts.isInJavaScriptFile(originalLocation) && originalLocation.parent) {
if (ts.isRequireCall(originalLocation.parent, false)) {
return requireSymbol;
}
if (ts.isIdentifier(originalLocation) && ts.isPropertyAccessExpression(originalLocation.parent) &&
originalLocation.escapedText === "module" && originalLocation.parent.name.escapedText === "exports") {
return moduleSymbol;
}
}
}
if (!result) {
if (nameNotFoundMessage) {
if (!errorLocation ||
!checkAndReportErrorForMissingPrefix(errorLocation, name, nameArg) &&
!checkAndReportErrorForExtendingInterface(errorLocation) &&
!checkAndReportErrorForUsingTypeAsNamespace(errorLocation, name, meaning) &&
!checkAndReportErrorForUsingTypeAsValue(errorLocation, name, meaning) &&
!checkAndReportErrorForUsingNamespaceModuleAsValue(errorLocation, name, meaning)) {
var suggestion = void 0;
if (suggestedNameNotFoundMessage && suggestionCount < maximumSuggestionCount) {
suggestion = getSuggestionForNonexistentSymbol(originalLocation, name, meaning);
if (suggestion) {
error(errorLocation, suggestedNameNotFoundMessage, diagnosticName(nameArg), suggestion);
}
}
if (!suggestion) {
error(errorLocation, nameNotFoundMessage, diagnosticName(nameArg));
}
suggestionCount++;
}
}
return undefined;
}
if (nameNotFoundMessage) {
if (propertyWithInvalidInitializer) {
var propertyName = propertyWithInvalidInitializer.name;
error(errorLocation, ts.Diagnostics.Initializer_of_instance_member_variable_0_cannot_reference_identifier_1_declared_in_the_constructor, ts.declarationNameToString(propertyName), diagnosticName(nameArg));
return undefined;
}
if (errorLocation &&
(meaning & 2 ||
((meaning & 32 || meaning & 384) && (meaning & 67216319) === 67216319))) {
var exportOrLocalSymbol = getExportSymbolOfValueSymbolIfExported(result);
if (exportOrLocalSymbol.flags & 2 || exportOrLocalSymbol.flags & 32 || exportOrLocalSymbol.flags & 384) {
checkResolvedBlockScopedVariable(exportOrLocalSymbol, errorLocation);
}
}
if (result && isInExternalModule && (meaning & 67216319) === 67216319 && !(originalLocation.flags & 2097152)) {
var decls = result.declarations;
if (decls && decls.length === 1 && decls[0].kind === 245) {
error(errorLocation, ts.Diagnostics._0_refers_to_a_UMD_global_but_the_current_file_is_a_module_Consider_adding_an_import_instead, ts.unescapeLeadingUnderscores(name));
}
}
}
return result;
}
function isSelfReferenceLocation(node) {
switch (node.kind) {
case 237:
case 238:
case 239:
case 241:
case 240:
case 242:
return true;
default:
return false;
}
}
function diagnosticName(nameArg) {
return ts.isString(nameArg) ? ts.unescapeLeadingUnderscores(nameArg) : ts.declarationNameToString(nameArg);
}
function isTypeParameterSymbolDeclaredInContainer(symbol, container) {
for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) {
var decl = _a[_i];
if (decl.kind === 148) {
var parent = ts.isJSDocTemplateTag(decl.parent) ? ts.getJSDocHost(decl.parent) : decl.parent;
if (parent === container) {
return !(ts.isJSDocTemplateTag(decl.parent) && ts.find(decl.parent.parent.tags, ts.isJSDocTypeAlias));
}
}
}
return false;
}
function checkAndReportErrorForMissingPrefix(errorLocation, name, nameArg) {
if (!ts.isIdentifier(errorLocation) || errorLocation.escapedText !== name || isTypeReferenceIdentifier(errorLocation) || isInTypeQuery(errorLocation)) {
return false;
}
var container = ts.getThisContainer(errorLocation, false);
var location = container;
while (location) {
if (ts.isClassLike(location.parent)) {
var classSymbol = getSymbolOfNode(location.parent);
if (!classSymbol) {
break;
}
var constructorType = getTypeOfSymbol(classSymbol);
if (getPropertyOfType(constructorType, name)) {
error(errorLocation, ts.Diagnostics.Cannot_find_name_0_Did_you_mean_the_static_member_1_0, diagnosticName(nameArg), symbolToString(classSymbol));
return true;
}
if (location === container && !ts.hasModifier(location, 32)) {
var instanceType = getDeclaredTypeOfSymbol(classSymbol).thisType;
if (getPropertyOfType(instanceType, name)) {
error(errorLocation, ts.Diagnostics.Cannot_find_name_0_Did_you_mean_the_instance_member_this_0, diagnosticName(nameArg));
return true;
}
}
}
location = location.parent;
}
return false;
}
function checkAndReportErrorForExtendingInterface(errorLocation) {
var expression = getEntityNameForExtendingInterface(errorLocation);
if (expression && resolveEntityName(expression, 64, true)) {
error(errorLocation, ts.Diagnostics.Cannot_extend_an_interface_0_Did_you_mean_implements, ts.getTextOfNode(expression));
return true;
}
return false;
}
function getEntityNameForExtendingInterface(node) {
switch (node.kind) {
case 71:
case 187:
return node.parent ? getEntityNameForExtendingInterface(node.parent) : undefined;
case 209:
if (ts.isEntityNameExpression(node.expression)) {
return node.expression;
}
default:
return undefined;
}
}
function checkAndReportErrorForUsingTypeAsNamespace(errorLocation, name, meaning) {
var namespaceMeaning = 1920 | (ts.isInJavaScriptFile(errorLocation) ? 67216319 : 0);
if (meaning === namespaceMeaning) {
var symbol = resolveSymbol(resolveName(errorLocation, name, 67901928 & ~namespaceMeaning, undefined, undefined, false));
var parent = errorLocation.parent;
if (symbol) {
if (ts.isQualifiedName(parent)) {
ts.Debug.assert(parent.left === errorLocation, "Should only be resolving left side of qualified name as a namespace");
var propName = parent.right.escapedText;
var propType = getPropertyOfType(getDeclaredTypeOfSymbol(symbol), propName);
if (propType) {
error(parent, ts.Diagnostics.Cannot_access_0_1_because_0_is_a_type_but_not_a_namespace_Did_you_mean_to_retrieve_the_type_of_the_property_1_in_0_with_0_1, ts.unescapeLeadingUnderscores(name), ts.unescapeLeadingUnderscores(propName));
return true;
}
}
error(errorLocation, ts.Diagnostics._0_only_refers_to_a_type_but_is_being_used_as_a_namespace_here, ts.unescapeLeadingUnderscores(name));
return true;
}
}
return false;
}
function checkAndReportErrorForUsingTypeAsValue(errorLocation, name, meaning) {
if (meaning & (67216319 & ~1024)) {
if (name === "any" || name === "string" || name === "number" || name === "boolean" || name === "never") {
error(errorLocation, ts.Diagnostics._0_only_refers_to_a_type_but_is_being_used_as_a_value_here, ts.unescapeLeadingUnderscores(name));
return true;
}
var symbol = resolveSymbol(resolveName(errorLocation, name, 67901928 & ~67216319, undefined, undefined, false));
if (symbol && !(symbol.flags & 1024)) {
error(errorLocation, ts.Diagnostics._0_only_refers_to_a_type_but_is_being_used_as_a_value_here, ts.unescapeLeadingUnderscores(name));
return true;
}
}
return false;
}
function checkAndReportErrorForUsingNamespaceModuleAsValue(errorLocation, name, meaning) {
if (meaning & (67216319 & ~1024 & ~67901928)) {
var symbol = resolveSymbol(resolveName(errorLocation, name, 1024 & ~67216319, undefined, undefined, false));
if (symbol) {
error(errorLocation, ts.Diagnostics.Cannot_use_namespace_0_as_a_value, ts.unescapeLeadingUnderscores(name));
return true;
}
}
else if (meaning & (67901928 & ~1024 & ~67216319)) {
var symbol = resolveSymbol(resolveName(errorLocation, name, (512 | 1024) & ~67901928, undefined, undefined, false));
if (symbol) {
error(errorLocation, ts.Diagnostics.Cannot_use_namespace_0_as_a_type, ts.unescapeLeadingUnderscores(name));
return true;
}
}
return false;
}
function checkResolvedBlockScopedVariable(result, errorLocation) {
ts.Debug.assert(!!(result.flags & 2 || result.flags & 32 || result.flags & 384));
var declaration = ts.forEach(result.declarations, function (d) { return ts.isBlockOrCatchScoped(d) || ts.isClassLike(d) || (d.kind === 241) ? d : undefined; });
if (declaration === undefined)
return ts.Debug.fail("Declaration to checkResolvedBlockScopedVariable is undefined");
if (!(declaration.flags & 4194304) && !isBlockScopedNameDeclaredBeforeUse(declaration, errorLocation)) {
var diagnosticMessage = void 0;
var declarationName = ts.declarationNameToString(ts.getNameOfDeclaration(declaration));
if (result.flags & 2) {
diagnosticMessage = error(errorLocation, ts.Diagnostics.Block_scoped_variable_0_used_before_its_declaration, declarationName);
}
else if (result.flags & 32) {
diagnosticMessage = error(errorLocation, ts.Diagnostics.Class_0_used_before_its_declaration, declarationName);
}
else if (result.flags & 256) {
diagnosticMessage = error(errorLocation, ts.Diagnostics.Enum_0_used_before_its_declaration, declarationName);
}
else {
ts.Debug.assert(!!(result.flags & 128));
}
if (diagnosticMessage) {
addRelatedInfo(diagnosticMessage, ts.createDiagnosticForNode(declaration, ts.Diagnostics._0_was_declared_here, declarationName));
}
}
}
function isSameScopeDescendentOf(initial, parent, stopAt) {
return !!parent && !!ts.findAncestor(initial, function (n) { return n === stopAt || ts.isFunctionLike(n) ? "quit" : n === parent; });
}
function getAnyImportSyntax(node) {
switch (node.kind) {
case 246:
return node;
case 248:
return node.parent;
case 249:
return node.parent.parent;
case 251:
return node.parent.parent.parent;
default:
return undefined;
}
}
function getDeclarationOfAliasSymbol(symbol) {
return ts.find(symbol.declarations, ts.isAliasSymbolDeclaration);
}
function getTargetOfImportEqualsDeclaration(node, dontResolveAlias) {
if (node.moduleReference.kind === 257) {
return resolveExternalModuleSymbol(resolveExternalModuleName(node, ts.getExternalModuleImportEqualsDeclarationExpression(node)));
}
return getSymbolOfPartOfRightHandSideOfImportEquals(node.moduleReference, dontResolveAlias);
}
function resolveExportByName(moduleSymbol, name, dontResolveAlias) {
var exportValue = moduleSymbol.exports.get("export=");
return exportValue
? getPropertyOfType(getTypeOfSymbol(exportValue), name)
: resolveSymbol(moduleSymbol.exports.get(name), dontResolveAlias);
}
function isSyntacticDefault(node) {
return ((ts.isExportAssignment(node) && !node.isExportEquals) || ts.hasModifier(node, 512) || ts.isExportSpecifier(node));
}
function canHaveSyntheticDefault(file, moduleSymbol, dontResolveAlias) {
if (!allowSyntheticDefaultImports) {
return false;
}
if (!file || file.isDeclarationFile) {
var defaultExportSymbol = resolveExportByName(moduleSymbol, "default", true);
if (defaultExportSymbol && ts.some(defaultExportSymbol.declarations, isSyntacticDefault)) {
return false;
}
if (resolveExportByName(moduleSymbol, ts.escapeLeadingUnderscores("__esModule"), dontResolveAlias)) {
return false;
}
return true;
}
if (!ts.isSourceFileJavaScript(file)) {
return hasExportAssignmentSymbol(moduleSymbol);
}
return !file.externalModuleIndicator && !resolveExportByName(moduleSymbol, ts.escapeLeadingUnderscores("__esModule"), dontResolveAlias);
}
function getTargetOfImportClause(node, dontResolveAlias) {
var moduleSymbol = resolveExternalModuleName(node, node.parent.moduleSpecifier);
if (moduleSymbol) {
var exportDefaultSymbol = void 0;
if (ts.isShorthandAmbientModuleSymbol(moduleSymbol)) {
exportDefaultSymbol = moduleSymbol;
}
else {
exportDefaultSymbol = resolveExportByName(moduleSymbol, "default", dontResolveAlias);
}
var file = ts.find(moduleSymbol.declarations, ts.isSourceFile);
var hasSyntheticDefault = canHaveSyntheticDefault(file, moduleSymbol, dontResolveAlias);
if (!exportDefaultSymbol && !hasSyntheticDefault) {
error(node.name, ts.Diagnostics.Module_0_has_no_default_export, symbolToString(moduleSymbol));
}
else if (hasSyntheticDefault) {
return resolveExternalModuleSymbol(moduleSymbol, dontResolveAlias) || resolveSymbol(moduleSymbol, dontResolveAlias);
}
return exportDefaultSymbol;
}
}
function getTargetOfNamespaceImport(node, dontResolveAlias) {
var moduleSpecifier = node.parent.parent.moduleSpecifier;
return resolveESModuleSymbol(resolveExternalModuleName(node, moduleSpecifier), moduleSpecifier, dontResolveAlias);
}
function combineValueAndTypeSymbols(valueSymbol, typeSymbol) {
if (valueSymbol === unknownSymbol && typeSymbol === unknownSymbol) {
return unknownSymbol;
}
if (valueSymbol.flags & (67901928 | 1920)) {
return valueSymbol;
}
var result = createSymbol(valueSymbol.flags | typeSymbol.flags, valueSymbol.escapedName);
result.declarations = ts.deduplicate(ts.concatenate(valueSymbol.declarations, typeSymbol.declarations), ts.equateValues);
result.parent = valueSymbol.parent || typeSymbol.parent;
if (valueSymbol.valueDeclaration)
result.valueDeclaration = valueSymbol.valueDeclaration;
if (typeSymbol.members)
result.members = typeSymbol.members;
if (valueSymbol.exports)
result.exports = valueSymbol.exports;
return result;
}
function getExportOfModule(symbol, name, dontResolveAlias) {
if (symbol.flags & 1536) {
return resolveSymbol(getExportsOfSymbol(symbol).get(name), dontResolveAlias);
}
}
function getPropertyOfVariable(symbol, name) {
if (symbol.flags & 3) {
var typeAnnotation = symbol.valueDeclaration.type;
if (typeAnnotation) {
return resolveSymbol(getPropertyOfType(getTypeFromTypeNode(typeAnnotation), name));
}
}
}
function getExternalModuleMember(node, specifier, dontResolveAlias) {
if (dontResolveAlias === void 0) { dontResolveAlias = false; }
var moduleSymbol = resolveExternalModuleName(node, node.moduleSpecifier);
var targetSymbol = resolveESModuleSymbol(moduleSymbol, node.moduleSpecifier, dontResolveAlias);
if (targetSymbol) {
var name = specifier.propertyName || specifier.name;
if (name.escapedText) {
if (ts.isShorthandAmbientModuleSymbol(moduleSymbol)) {
return moduleSymbol;
}
var symbolFromVariable = void 0;
if (moduleSymbol && moduleSymbol.exports && moduleSymbol.exports.get("export=")) {
symbolFromVariable = getPropertyOfType(getTypeOfSymbol(targetSymbol), name.escapedText);
}
else {
symbolFromVariable = getPropertyOfVariable(targetSymbol, name.escapedText);
}
symbolFromVariable = resolveSymbol(symbolFromVariable, dontResolveAlias);
var symbolFromModule = getExportOfModule(targetSymbol, name.escapedText, dontResolveAlias);
if (!symbolFromModule && allowSyntheticDefaultImports && name.escapedText === "default") {
symbolFromModule = resolveExternalModuleSymbol(moduleSymbol, dontResolveAlias) || resolveSymbol(moduleSymbol, dontResolveAlias);
}
var symbol = symbolFromModule && symbolFromVariable && symbolFromModule !== symbolFromVariable ?
combineValueAndTypeSymbols(symbolFromVariable, symbolFromModule) :
symbolFromModule || symbolFromVariable;
if (!symbol) {
var moduleName = getFullyQualifiedName(moduleSymbol);
var declarationName = ts.declarationNameToString(name);
var suggestion = getSuggestionForNonexistentModule(name, targetSymbol);
if (suggestion !== undefined) {
error(name, ts.Diagnostics.Module_0_has_no_exported_member_1_Did_you_mean_2, moduleName, declarationName, suggestion);
}
else {
error(name, ts.Diagnostics.Module_0_has_no_exported_member_1, moduleName, declarationName);
}
}
return symbol;
}
}
}
function getTargetOfImportSpecifier(node, dontResolveAlias) {
return getExternalModuleMember(node.parent.parent.parent, node, dontResolveAlias);
}
function getTargetOfNamespaceExportDeclaration(node, dontResolveAlias) {
return resolveExternalModuleSymbol(node.parent.symbol, dontResolveAlias);
}
function getTargetOfExportSpecifier(node, meaning, dontResolveAlias) {
return node.parent.parent.moduleSpecifier ?
getExternalModuleMember(node.parent.parent, node, dontResolveAlias) :
resolveEntityName(node.propertyName || node.name, meaning, false, dontResolveAlias);
}
function getTargetOfExportAssignment(node, dontResolveAlias) {
var expression = (ts.isExportAssignment(node) ? node.expression : node.right);
if (ts.isClassExpression(expression)) {
return checkExpression(expression).symbol;
}
var aliasLike = resolveEntityName(expression, 67216319 | 67901928 | 1920, true, dontResolveAlias);
if (aliasLike) {
return aliasLike;
}
checkExpression(expression);
return getNodeLinks(expression).resolvedSymbol;
}
function getTargetOfAliasDeclaration(node, dontRecursivelyResolve) {
if (dontRecursivelyResolve === void 0) { dontRecursivelyResolve = false; }
switch (node.kind) {
case 246:
return getTargetOfImportEqualsDeclaration(node, dontRecursivelyResolve);
case 248:
return getTargetOfImportClause(node, dontRecursivelyResolve);
case 249:
return getTargetOfNamespaceImport(node, dontRecursivelyResolve);
case 251:
return getTargetOfImportSpecifier(node, dontRecursivelyResolve);
case 255:
return getTargetOfExportSpecifier(node, 67216319 | 67901928 | 1920, dontRecursivelyResolve);
case 252:
case 202:
return getTargetOfExportAssignment(node, dontRecursivelyResolve);
case 245:
return getTargetOfNamespaceExportDeclaration(node, dontRecursivelyResolve);
default:
return ts.Debug.fail();
}
}
function isNonLocalAlias(symbol, excludes) {
if (excludes === void 0) { excludes = 67216319 | 67901928 | 1920; }
if (!symbol)
return false;
return (symbol.flags & (2097152 | excludes)) === 2097152 || !!(symbol.flags & 2097152 && symbol.flags & 67108864);
}
function resolveSymbol(symbol, dontResolveAlias) {
return !dontResolveAlias && isNonLocalAlias(symbol) ? resolveAlias(symbol) : symbol;
}
function resolveAlias(symbol) {
ts.Debug.assert((symbol.flags & 2097152) !== 0, "Should only get Alias here.");
var links = getSymbolLinks(symbol);
if (!links.target) {
links.target = resolvingSymbol;
var node = getDeclarationOfAliasSymbol(symbol);
if (!node)
return ts.Debug.fail();
var target = getTargetOfAliasDeclaration(node);
if (links.target === resolvingSymbol) {
links.target = target || unknownSymbol;
}
else {
error(node, ts.Diagnostics.Circular_definition_of_import_alias_0, symbolToString(symbol));
}
}
else if (links.target === resolvingSymbol) {
links.target = unknownSymbol;
}
return links.target;
}
function markExportAsReferenced(node) {
var symbol = getSymbolOfNode(node);
var target = resolveAlias(symbol);
if (target) {
var markAlias = target === unknownSymbol ||
((target.flags & 67216319) && !isConstEnumOrConstEnumOnlyModule(target));
if (markAlias) {
markAliasSymbolAsReferenced(symbol);
}
}
}
function markAliasSymbolAsReferenced(symbol) {
var links = getSymbolLinks(symbol);
if (!links.referenced) {
links.referenced = true;
var node = getDeclarationOfAliasSymbol(symbol);
if (!node)
return ts.Debug.fail();
if (node.kind === 252) {
checkExpressionCached(node.expression);
}
else if (node.kind === 255) {
checkExpressionCached(node.propertyName || node.name);
}
else if (ts.isInternalModuleImportEqualsDeclaration(node)) {
checkExpressionCached(node.moduleReference);
}
}
}
function getSymbolOfPartOfRightHandSideOfImportEquals(entityName, dontResolveAlias) {
if (entityName.kind === 71 && ts.isRightSideOfQualifiedNameOrPropertyAccess(entityName)) {
entityName = entityName.parent;
}
if (entityName.kind === 71 || entityName.parent.kind === 146) {
return resolveEntityName(entityName, 1920, false, dontResolveAlias);
}
else {
ts.Debug.assert(entityName.parent.kind === 246);
return resolveEntityName(entityName, 67216319 | 67901928 | 1920, false, dontResolveAlias);
}
}
function getFullyQualifiedName(symbol) {
return symbol.parent ? getFullyQualifiedName(symbol.parent) + "." + symbolToString(symbol) : symbolToString(symbol);
}
function resolveEntityName(name, meaning, ignoreErrors, dontResolveAlias, location) {
if (ts.nodeIsMissing(name)) {
return undefined;
}
var namespaceMeaning = 1920 | (ts.isInJavaScriptFile(name) ? meaning & 67216319 : 0);
var symbol;
if (name.kind === 71) {
var message = meaning === namespaceMeaning ? ts.Diagnostics.Cannot_find_namespace_0 : ts.Diagnostics.Cannot_find_name_0;
var symbolFromJSPrototype = ts.isInJavaScriptFile(name) ? resolveEntityNameFromJSSpecialAssignment(name, meaning) : undefined;
symbol = resolveName(location || name, name.escapedText, meaning, ignoreErrors || symbolFromJSPrototype ? undefined : message, name, true);
if (!symbol) {
return symbolFromJSPrototype;
}
}
else if (name.kind === 146 || name.kind === 187) {
var left = name.kind === 146 ? name.left : name.expression;
var right = name.kind === 146 ? name.right : name.name;
var namespace = resolveEntityName(left, namespaceMeaning, ignoreErrors, false, location);
if (!namespace || ts.nodeIsMissing(right)) {
return undefined;
}
else if (namespace === unknownSymbol) {
return namespace;
}
if (ts.isInJavaScriptFile(name)) {
if (namespace.valueDeclaration &&
ts.isVariableDeclaration(namespace.valueDeclaration) &&
namespace.valueDeclaration.initializer &&
isCommonJsRequire(namespace.valueDeclaration.initializer)) {
var moduleName = namespace.valueDeclaration.initializer.arguments[0];
var moduleSym = resolveExternalModuleName(moduleName, moduleName);
if (moduleSym) {
var resolvedModuleSymbol = resolveExternalModuleSymbol(moduleSym);
if (resolvedModuleSymbol) {
namespace = resolvedModuleSymbol;
}
}
}
}
symbol = getSymbol(getExportsOfSymbol(namespace), right.escapedText, meaning);
if (!symbol) {
if (!ignoreErrors) {
error(right, ts.Diagnostics.Namespace_0_has_no_exported_member_1, getFullyQualifiedName(namespace), ts.declarationNameToString(right));
}
return undefined;
}
}
else {
throw ts.Debug.assertNever(name, "Unknown entity name kind.");
}
ts.Debug.assert((ts.getCheckFlags(symbol) & 1) === 0, "Should never get an instantiated symbol here.");
return (symbol.flags & meaning) || dontResolveAlias ? symbol : resolveAlias(symbol);
}
function resolveEntityNameFromJSSpecialAssignment(name, meaning) {
if (isJSDocTypeReference(name.parent)) {
var secondaryLocation = getJSSpecialAssignmentLocation(name.parent);
if (secondaryLocation) {
return resolveName(secondaryLocation, name.escapedText, meaning, undefined, name, true);
}
}
}
function getJSSpecialAssignmentLocation(node) {
var typeAlias = ts.findAncestor(node, function (node) { return !(ts.isJSDocNode(node) || node.flags & 2097152) ? "quit" : ts.isJSDocTypeAlias(node); });
if (typeAlias) {
return;
}
var host = ts.getJSDocHost(node);
if (ts.isExpressionStatement(host) &&
ts.isBinaryExpression(host.expression) &&
ts.getSpecialPropertyAssignmentKind(host.expression) === 3) {
var symbol = getSymbolOfNode(host.expression.left);
return symbol && symbol.parent.valueDeclaration;
}
var sig = ts.getHostSignatureFromJSDocHost(host);
if (sig) {
var symbol = getSymbolOfNode(sig);
return symbol && symbol.valueDeclaration;
}
}
function resolveExternalModuleName(location, moduleReferenceExpression) {
return resolveExternalModuleNameWorker(location, moduleReferenceExpression, ts.Diagnostics.Cannot_find_module_0);
}
function resolveExternalModuleNameWorker(location, moduleReferenceExpression, moduleNotFoundError, isForAugmentation) {
if (isForAugmentation === void 0) { isForAugmentation = false; }
return ts.isStringLiteralLike(moduleReferenceExpression)
? resolveExternalModule(location, moduleReferenceExpression.text, moduleNotFoundError, moduleReferenceExpression, isForAugmentation)
: undefined;
}
function resolveExternalModule(location, moduleReference, moduleNotFoundError, errorNode, isForAugmentation) {
if (isForAugmentation === void 0) { isForAugmentation = false; }
if (moduleReference === undefined) {
return;
}
if (ts.startsWith(moduleReference, "@types/")) {
var diag = ts.Diagnostics.Cannot_import_type_declaration_files_Consider_importing_0_instead_of_1;
var withoutAtTypePrefix = ts.removePrefix(moduleReference, "@types/");
error(errorNode, diag, withoutAtTypePrefix, moduleReference);
}
var ambientModule = tryFindAmbientModule(moduleReference, true);
if (ambientModule) {
return ambientModule;
}
var currentSourceFile = ts.getSourceFileOfNode(location);
var resolvedModule = ts.getResolvedModule(currentSourceFile, moduleReference);
var resolutionDiagnostic = resolvedModule && ts.getResolutionDiagnostic(compilerOptions, resolvedModule);
var sourceFile = resolvedModule && !resolutionDiagnostic && host.getSourceFile(resolvedModule.resolvedFileName);
if (sourceFile) {
if (sourceFile.symbol) {
if (resolvedModule.isExternalLibraryImport && !ts.extensionIsTypeScript(resolvedModule.extension)) {
errorOnImplicitAnyModule(false, errorNode, resolvedModule, moduleReference);
}
return getMergedSymbol(sourceFile.symbol);
}
if (moduleNotFoundError) {
error(errorNode, ts.Diagnostics.File_0_is_not_a_module, sourceFile.fileName);
}
return undefined;
}
if (patternAmbientModules) {
var pattern = ts.findBestPatternMatch(patternAmbientModules, function (_) { return _.pattern; }, moduleReference);
if (pattern) {
return getMergedSymbol(pattern.symbol);
}
}
if (resolvedModule && !ts.resolutionExtensionIsTypeScriptOrJson(resolvedModule.extension) && resolutionDiagnostic === undefined || resolutionDiagnostic === ts.Diagnostics.Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type) {
if (isForAugmentation) {
var diag = ts.Diagnostics.Invalid_module_name_in_augmentation_Module_0_resolves_to_an_untyped_module_at_1_which_cannot_be_augmented;
error(errorNode, diag, moduleReference, resolvedModule.resolvedFileName);
}
else {
errorOnImplicitAnyModule(noImplicitAny && !!moduleNotFoundError, errorNode, resolvedModule, moduleReference);
}
return undefined;
}
if (moduleNotFoundError) {
if (ts.pathIsRelative(moduleReference)) {
var sourceFile_1 = ts.getSourceFileOfNode(location);
var redirects = sourceFile_1.redirectedReferences;
if (redirects) {
var normalizedTargetPath = ts.getNormalizedAbsolutePath(moduleReference, ts.getDirectoryPath(sourceFile_1.fileName));
for (var _i = 0, _a = [".ts", ".tsx"]; _i < _a.length; _i++) {
var ext = _a[_i];
var probePath = normalizedTargetPath + ext;
if (redirects.indexOf(probePath) >= 0) {
error(errorNode, ts.Diagnostics.Output_file_0_has_not_been_built_from_source_file_1, moduleReference, probePath);
return undefined;
}
}
}
}
if (resolutionDiagnostic) {
error(errorNode, resolutionDiagnostic, moduleReference, resolvedModule.resolvedFileName);
}
else {
var tsExtension = ts.tryExtractTypeScriptExtension(moduleReference);
if (tsExtension) {
var diag = ts.Diagnostics.An_import_path_cannot_end_with_a_0_extension_Consider_importing_1_instead;
error(errorNode, diag, tsExtension, ts.removeExtension(moduleReference, tsExtension));
}
else {
error(errorNode, moduleNotFoundError, moduleReference);
}
}
}
return undefined;
}
function errorOnImplicitAnyModule(isError, errorNode, _a, moduleReference) {
var packageId = _a.packageId, resolvedFileName = _a.resolvedFileName;
var errorInfo = packageId
? ts.chainDiagnosticMessages(undefined, typesPackageExists(packageId.name)
? ts.Diagnostics.If_the_0_package_actually_exposes_this_module_consider_sending_a_pull_request_to_amend_https_Colon_Slash_Slashgithub_com_SlashDefinitelyTyped_SlashDefinitelyTyped_Slashtree_Slashmaster_Slashtypes_Slash_0
: ts.Diagnostics.Try_npm_install_types_Slash_0_if_it_exists_or_add_a_new_declaration_d_ts_file_containing_declare_module_0, ts.getMangledNameForScopedPackage(packageId.name))
: undefined;
errorOrSuggestion(isError, errorNode, ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type, moduleReference, resolvedFileName));
}
function typesPackageExists(packageName) {
return host.getSourceFiles().some(function (sf) { return !!sf.resolvedModules && !!ts.forEachEntry(sf.resolvedModules, function (r) {
return r && r.packageId && r.packageId.name === ts.getTypesPackageName(packageName);
}); });
}
function resolveExternalModuleSymbol(moduleSymbol, dontResolveAlias) {
return moduleSymbol && getMergedSymbol(getCommonJsExportEquals(resolveSymbol(moduleSymbol.exports.get("export="), dontResolveAlias), moduleSymbol)) || moduleSymbol;
}
function getCommonJsExportEquals(exported, moduleSymbol) {
if (!exported || moduleSymbol.exports.size === 1) {
return exported;
}
var merged = cloneSymbol(exported);
if (merged.exports === undefined) {
merged.flags = merged.flags | 512;
merged.exports = ts.createSymbolTable();
}
moduleSymbol.exports.forEach(function (s, name) {
if (name === "export=")
return;
merged.exports.set(name, merged.exports.has(name) ? mergeSymbol(merged.exports.get(name), s) : s);
});
return merged;
}
function resolveESModuleSymbol(moduleSymbol, referencingLocation, dontResolveAlias) {
var symbol = resolveExternalModuleSymbol(moduleSymbol, dontResolveAlias);
if (!dontResolveAlias && symbol) {
if (!(symbol.flags & (1536 | 3)) && !ts.getDeclarationOfKind(symbol, 277)) {
error(referencingLocation, ts.Diagnostics.Module_0_resolves_to_a_non_module_entity_and_cannot_be_imported_using_this_construct, symbolToString(moduleSymbol));
return symbol;
}
if (compilerOptions.esModuleInterop) {
var referenceParent = referencingLocation.parent;
if ((ts.isImportDeclaration(referenceParent) && ts.getNamespaceDeclarationNode(referenceParent)) ||
ts.isImportCall(referenceParent)) {
var type = getTypeOfSymbol(symbol);
var sigs = getSignaturesOfStructuredType(type, 0);
if (!sigs || !sigs.length) {
sigs = getSignaturesOfStructuredType(type, 1);
}
if (sigs && sigs.length) {
var moduleType = getTypeWithSyntheticDefaultImportType(type, symbol, moduleSymbol);
var result = createSymbol(symbol.flags, symbol.escapedName);
result.declarations = symbol.declarations ? symbol.declarations.slice() : [];
result.parent = symbol.parent;
result.target = symbol;
result.originatingImport = referenceParent;
if (symbol.valueDeclaration)
result.valueDeclaration = symbol.valueDeclaration;
if (symbol.constEnumOnlyModule)
result.constEnumOnlyModule = true;
if (symbol.members)
result.members = ts.cloneMap(symbol.members);
if (symbol.exports)
result.exports = ts.cloneMap(symbol.exports);
var resolvedModuleType = resolveStructuredTypeMembers(moduleType);
result.type = createAnonymousType(result, resolvedModuleType.members, ts.emptyArray, ts.emptyArray, resolvedModuleType.stringIndexInfo, resolvedModuleType.numberIndexInfo);
return result;
}
}
}
}
return symbol;
}
function hasExportAssignmentSymbol(moduleSymbol) {
return moduleSymbol.exports.get("export=") !== undefined;
}
function getExportsOfModuleAsArray(moduleSymbol) {
return symbolsToArray(getExportsOfModule(moduleSymbol));
}
function getExportsAndPropertiesOfModule(moduleSymbol) {
var exports = getExportsOfModuleAsArray(moduleSymbol);
var exportEquals = resolveExternalModuleSymbol(moduleSymbol);
if (exportEquals !== moduleSymbol) {
ts.addRange(exports, getPropertiesOfType(getTypeOfSymbol(exportEquals)));
}
return exports;
}
function tryGetMemberInModuleExports(memberName, moduleSymbol) {
var symbolTable = getExportsOfModule(moduleSymbol);
if (symbolTable) {
return symbolTable.get(memberName);
}
}
function tryGetMemberInModuleExportsAndProperties(memberName, moduleSymbol) {
var symbol = tryGetMemberInModuleExports(memberName, moduleSymbol);
if (symbol) {
return symbol;
}
var exportEquals = resolveExternalModuleSymbol(moduleSymbol);
if (exportEquals === moduleSymbol) {
return undefined;
}
var type = getTypeOfSymbol(exportEquals);
return type.flags & 32764 ? undefined : getPropertyOfType(type, memberName);
}
function getExportsOfSymbol(symbol) {
return symbol.flags & 32 ? getResolvedMembersOrExportsOfSymbol(symbol, "resolvedExports") :
symbol.flags & 1536 ? getExportsOfModule(symbol) :
symbol.exports || emptySymbols;
}
function getExportsOfModule(moduleSymbol) {
var links = getSymbolLinks(moduleSymbol);
return links.resolvedExports || (links.resolvedExports = getExportsOfModuleWorker(moduleSymbol));
}
function extendExportSymbols(target, source, lookupTable, exportNode) {
if (!source)
return;
source.forEach(function (sourceSymbol, id) {
if (id === "default")
return;
var targetSymbol = target.get(id);
if (!targetSymbol) {
target.set(id, sourceSymbol);
if (lookupTable && exportNode) {
lookupTable.set(id, {
specifierText: ts.getTextOfNode(exportNode.moduleSpecifier)
});
}
}
else if (lookupTable && exportNode && targetSymbol && resolveSymbol(targetSymbol) !== resolveSymbol(sourceSymbol)) {
var collisionTracker = lookupTable.get(id);
if (!collisionTracker.exportsWithDuplicate) {
collisionTracker.exportsWithDuplicate = [exportNode];
}
else {
collisionTracker.exportsWithDuplicate.push(exportNode);
}
}
});
}
function getExportsOfModuleWorker(moduleSymbol) {
var visitedSymbols = [];
moduleSymbol = resolveExternalModuleSymbol(moduleSymbol);
return visit(moduleSymbol) || emptySymbols;
function visit(symbol) {
if (!(symbol && symbol.flags & 1955 && ts.pushIfUnique(visitedSymbols, symbol))) {
return;
}
var symbols = ts.cloneMap(symbol.exports);
var exportStars = symbol.exports.get("__export");
if (exportStars) {
var nestedSymbols = ts.createSymbolTable();
var lookupTable_1 = ts.createMap();
for (var _i = 0, _a = exportStars.declarations; _i < _a.length; _i++) {
var node = _a[_i];
var resolvedModule = resolveExternalModuleName(node, node.moduleSpecifier);
var exportedSymbols = visit(resolvedModule);
extendExportSymbols(nestedSymbols, exportedSymbols, lookupTable_1, node);
}
lookupTable_1.forEach(function (_a, id) {
var exportsWithDuplicate = _a.exportsWithDuplicate;
if (id === "export=" || !(exportsWithDuplicate && exportsWithDuplicate.length) || symbols.has(id)) {
return;
}
for (var _i = 0, exportsWithDuplicate_1 = exportsWithDuplicate; _i < exportsWithDuplicate_1.length; _i++) {
var node = exportsWithDuplicate_1[_i];
diagnostics.add(ts.createDiagnosticForNode(node, ts.Diagnostics.Module_0_has_already_exported_a_member_named_1_Consider_explicitly_re_exporting_to_resolve_the_ambiguity, lookupTable_1.get(id).specifierText, ts.unescapeLeadingUnderscores(id)));
}
});
extendExportSymbols(symbols, nestedSymbols);
}
return symbols;
}
}
function getMergedSymbol(symbol) {
var merged;
return symbol && symbol.mergeId && (merged = mergedSymbols[symbol.mergeId]) ? merged : symbol;
}
function getSymbolOfNode(node) {
return getMergedSymbol(node.symbol && getLateBoundSymbol(node.symbol));
}
function getParentOfSymbol(symbol) {
return getMergedSymbol(symbol.parent && getLateBoundSymbol(symbol.parent));
}
function getContainerOfSymbol(symbol) {
var container = getParentOfSymbol(symbol);
if (container) {
return container;
}
var candidate = ts.forEach(symbol.declarations, function (d) { return !ts.isAmbientModule(d) && d.parent && hasNonGlobalAugmentationExternalModuleSymbol(d.parent) ? getSymbolOfNode(d.parent) : undefined; });
if (!candidate) {
return undefined;
}
var alias = getAliasForSymbolInContainer(candidate, symbol);
return alias ? candidate : undefined;
}
function getAliasForSymbolInContainer(container, symbol) {
if (container === getParentOfSymbol(symbol)) {
return symbol;
}
var exports = getExportsOfSymbol(container);
var quick = exports.get(symbol.escapedName);
if (quick && symbolRefersToTarget(quick)) {
return quick;
}
return ts.forEachEntry(exports, function (exported) {
if (symbolRefersToTarget(exported)) {
return exported;
}
});
function symbolRefersToTarget(s) {
if (s === symbol || resolveSymbol(s) === symbol || resolveSymbol(s) === resolveSymbol(symbol)) {
return s;
}
}
}
function getExportSymbolOfValueSymbolIfExported(symbol) {
return symbol && (symbol.flags & 1048576) !== 0
? getMergedSymbol(symbol.exportSymbol)
: symbol;
}
function symbolIsValue(symbol) {
return !!(symbol.flags & 67216319 || symbol.flags & 2097152 && resolveAlias(symbol).flags & 67216319);
}
function findConstructorDeclaration(node) {
var members = node.members;
for (var _i = 0, members_2 = members; _i < members_2.length; _i++) {
var member = members_2[_i];
if (member.kind === 155 && ts.nodeIsPresent(member.body)) {
return member;
}
}
}
function createType(flags) {
var result = new Type(checker, flags);
typeCount++;
result.id = typeCount;
return result;
}
function createIntrinsicType(kind, intrinsicName) {
var type = createType(kind);
type.intrinsicName = intrinsicName;
return type;
}
function createBooleanType(trueFalseTypes) {
var type = getUnionType(trueFalseTypes);
type.flags |= 16;
type.intrinsicName = "boolean";
return type;
}
function createObjectType(objectFlags, symbol) {
var type = createType(131072);
type.objectFlags = objectFlags;
type.symbol = symbol;
type.members = undefined;
type.properties = undefined;
type.callSignatures = undefined;
type.constructSignatures = undefined;
type.stringIndexInfo = undefined;
type.numberIndexInfo = undefined;
return type;
}
function createTypeofType() {
return getUnionType(ts.arrayFrom(typeofEQFacts.keys(), getLiteralType));
}
function isReservedMemberName(name) {
return name.charCodeAt(0) === 95 &&
name.charCodeAt(1) === 95 &&
name.charCodeAt(2) !== 95 &&
name.charCodeAt(2) !== 64;
}
function getNamedMembers(members) {
var result;
members.forEach(function (symbol, id) {
if (!isReservedMemberName(id) && symbolIsValue(symbol)) {
(result || (result = [])).push(symbol);
}
});
return result || ts.emptyArray;
}
function setStructuredTypeMembers(type, members, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo) {
type.members = members;
type.properties = members === emptySymbols ? ts.emptyArray : getNamedMembers(members);
type.callSignatures = callSignatures;
type.constructSignatures = constructSignatures;
type.stringIndexInfo = stringIndexInfo;
type.numberIndexInfo = numberIndexInfo;
return type;
}
function createAnonymousType(symbol, members, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo) {
return setStructuredTypeMembers(createObjectType(16, symbol), members, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo);
}
function forEachSymbolTableInScope(enclosingDeclaration, callback) {
var result;
for (var location = enclosingDeclaration; location; location = location.parent) {
if (location.locals && !isGlobalSourceFile(location)) {
if (result = callback(location.locals)) {
return result;
}
}
switch (location.kind) {
case 277:
if (!ts.isExternalOrCommonJsModule(location)) {
break;
}
case 242:
if (result = callback(getSymbolOfNode(location).exports)) {
return result;
}
break;
}
}
return callback(globals);
}
function getQualifiedLeftMeaning(rightMeaning) {
return rightMeaning === 67216319 ? 67216319 : 1920;
}
function getAccessibleSymbolChain(symbol, enclosingDeclaration, meaning, useOnlyExternalAliasing, visitedSymbolTablesMap) {
if (visitedSymbolTablesMap === void 0) { visitedSymbolTablesMap = ts.createMap(); }
if (!(symbol && !isPropertyOrMethodDeclarationSymbol(symbol))) {
return undefined;
}
var id = "" + getSymbolId(symbol);
var visitedSymbolTables = visitedSymbolTablesMap.get(id);
if (!visitedSymbolTables) {
visitedSymbolTablesMap.set(id, visitedSymbolTables = []);
}
return forEachSymbolTableInScope(enclosingDeclaration, getAccessibleSymbolChainFromSymbolTable);
function getAccessibleSymbolChainFromSymbolTable(symbols, ignoreQualification) {
if (!ts.pushIfUnique(visitedSymbolTables, symbols)) {
return undefined;
}
var result = trySymbolTable(symbols, ignoreQualification);
visitedSymbolTables.pop();
return result;
}
function canQualifySymbol(symbolFromSymbolTable, meaning) {
return !needsQualification(symbolFromSymbolTable, enclosingDeclaration, meaning) ||
!!getAccessibleSymbolChain(symbolFromSymbolTable.parent, enclosingDeclaration, getQualifiedLeftMeaning(meaning), useOnlyExternalAliasing, visitedSymbolTablesMap);
}
function isAccessible(symbolFromSymbolTable, resolvedAliasSymbol, ignoreQualification) {
return symbol === (resolvedAliasSymbol || symbolFromSymbolTable) &&
!ts.some(symbolFromSymbolTable.declarations, hasNonGlobalAugmentationExternalModuleSymbol) &&
(ignoreQualification || canQualifySymbol(symbolFromSymbolTable, meaning));
}
function trySymbolTable(symbols, ignoreQualification) {
if (isAccessible(symbols.get(symbol.escapedName), undefined, ignoreQualification)) {
return [symbol];
}
return ts.forEachEntry(symbols, function (symbolFromSymbolTable) {
if (symbolFromSymbolTable.flags & 2097152
&& symbolFromSymbolTable.escapedName !== "export="
&& symbolFromSymbolTable.escapedName !== "default"
&& !(ts.isUMDExportSymbol(symbolFromSymbolTable) && enclosingDeclaration && ts.isExternalModule(ts.getSourceFileOfNode(enclosingDeclaration)))
&& (!useOnlyExternalAliasing || ts.some(symbolFromSymbolTable.declarations, ts.isExternalModuleImportEqualsDeclaration))) {
var resolvedImportedSymbol = resolveAlias(symbolFromSymbolTable);
if (isAccessible(symbolFromSymbolTable, resolvedImportedSymbol, ignoreQualification)) {
return [symbolFromSymbolTable];
}
var candidateTable = getExportsOfSymbol(resolvedImportedSymbol);
var accessibleSymbolsFromExports = candidateTable && getAccessibleSymbolChainFromSymbolTable(candidateTable, true);
if (accessibleSymbolsFromExports && canQualifySymbol(symbolFromSymbolTable, getQualifiedLeftMeaning(meaning))) {
return [symbolFromSymbolTable].concat(accessibleSymbolsFromExports);
}
}
if (symbolFromSymbolTable.escapedName === symbol.escapedName && symbolFromSymbolTable.exportSymbol) {
if (isAccessible(getMergedSymbol(symbolFromSymbolTable.exportSymbol), undefined, ignoreQualification)) {
return [symbol];
}
}
});
}
}
function needsQualification(symbol, enclosingDeclaration, meaning) {
var qualify = false;
forEachSymbolTableInScope(enclosingDeclaration, function (symbolTable) {
var symbolFromSymbolTable = getMergedSymbol(symbolTable.get(symbol.escapedName));
if (!symbolFromSymbolTable) {
return false;
}
if (symbolFromSymbolTable === symbol) {
return true;
}
symbolFromSymbolTable = (symbolFromSymbolTable.flags & 2097152 && !ts.getDeclarationOfKind(symbolFromSymbolTable, 255)) ? resolveAlias(symbolFromSymbolTable) : symbolFromSymbolTable;
if (symbolFromSymbolTable.flags & meaning) {
qualify = true;
return true;
}
return false;
});
return qualify;
}
function isPropertyOrMethodDeclarationSymbol(symbol) {
if (symbol.declarations && symbol.declarations.length) {
for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) {
var declaration = _a[_i];
switch (declaration.kind) {
case 152:
case 154:
case 156:
case 157:
continue;
default:
return false;
}
}
return true;
}
return false;
}
function isTypeSymbolAccessible(typeSymbol, enclosingDeclaration) {
var access = isSymbolAccessible(typeSymbol, enclosingDeclaration, 67901928, false);
return access.accessibility === 0;
}
function isValueSymbolAccessible(typeSymbol, enclosingDeclaration) {
var access = isSymbolAccessible(typeSymbol, enclosingDeclaration, 67216319, false);
return access.accessibility === 0;
}
function isSymbolAccessible(symbol, enclosingDeclaration, meaning, shouldComputeAliasesToMakeVisible) {
if (symbol && enclosingDeclaration) {
var initialSymbol = symbol;
var meaningToLook = meaning;
while (symbol) {
var accessibleSymbolChain = getAccessibleSymbolChain(symbol, enclosingDeclaration, meaningToLook, false);
if (accessibleSymbolChain) {
var hasAccessibleDeclarations = hasVisibleDeclarations(accessibleSymbolChain[0], shouldComputeAliasesToMakeVisible);
if (!hasAccessibleDeclarations) {
return {
accessibility: 1,
errorSymbolName: symbolToString(initialSymbol, enclosingDeclaration, meaning),
errorModuleName: symbol !== initialSymbol ? symbolToString(symbol, enclosingDeclaration, 1920) : undefined,
};
}
return hasAccessibleDeclarations;
}
else {
if (ts.some(symbol.declarations, hasNonGlobalAugmentationExternalModuleSymbol)) {
return {
accessibility: 0
};
}
}
meaningToLook = getQualifiedLeftMeaning(meaning);
symbol = getContainerOfSymbol(symbol);
}
var symbolExternalModule = ts.forEach(initialSymbol.declarations, getExternalModuleContainer);
if (symbolExternalModule) {
var enclosingExternalModule = getExternalModuleContainer(enclosingDeclaration);
if (symbolExternalModule !== enclosingExternalModule) {
return {
accessibility: 2,
errorSymbolName: symbolToString(initialSymbol, enclosingDeclaration, meaning),
errorModuleName: symbolToString(symbolExternalModule)
};
}
}
return {
accessibility: 1,
errorSymbolName: symbolToString(initialSymbol, enclosingDeclaration, meaning),
};
}
return { accessibility: 0 };
function getExternalModuleContainer(declaration) {
var node = ts.findAncestor(declaration, hasExternalModuleSymbol);
return node && getSymbolOfNode(node);
}
}
function hasExternalModuleSymbol(declaration) {
return ts.isAmbientModule(declaration) || (declaration.kind === 277 && ts.isExternalOrCommonJsModule(declaration));
}
function hasNonGlobalAugmentationExternalModuleSymbol(declaration) {
return ts.isModuleWithStringLiteralName(declaration) || (declaration.kind === 277 && ts.isExternalOrCommonJsModule(declaration));
}
function hasVisibleDeclarations(symbol, shouldComputeAliasToMakeVisible) {
var aliasesToMakeVisible;
if (!ts.every(symbol.declarations, getIsDeclarationVisible)) {
return undefined;
}
return { accessibility: 0, aliasesToMakeVisible: aliasesToMakeVisible };
function getIsDeclarationVisible(declaration) {
if (!isDeclarationVisible(declaration)) {
var anyImportSyntax = getAnyImportSyntax(declaration);
if (anyImportSyntax &&
!ts.hasModifier(anyImportSyntax, 1) &&
isDeclarationVisible(anyImportSyntax.parent)) {
return addVisibleAlias(declaration, anyImportSyntax);
}
else if (ts.isVariableDeclaration(declaration) && ts.isVariableStatement(declaration.parent.parent) &&
!ts.hasModifier(declaration.parent.parent, 1) &&
isDeclarationVisible(declaration.parent.parent.parent)) {
return addVisibleAlias(declaration, declaration.parent.parent);
}
else if (ts.isLateVisibilityPaintedStatement(declaration)
&& !ts.hasModifier(declaration, 1)
&& isDeclarationVisible(declaration.parent)) {
return addVisibleAlias(declaration, declaration);
}
return false;
}
return true;
}
function addVisibleAlias(declaration, aliasingStatement) {
if (shouldComputeAliasToMakeVisible) {
getNodeLinks(declaration).isVisible = true;
aliasesToMakeVisible = ts.appendIfUnique(aliasesToMakeVisible, aliasingStatement);
}
return true;
}
}
function isEntityNameVisible(entityName, enclosingDeclaration) {
var meaning;
if (entityName.parent.kind === 165 ||
ts.isExpressionWithTypeArgumentsInClassExtendsClause(entityName.parent) ||
entityName.parent.kind === 147) {
meaning = 67216319 | 1048576;
}
else if (entityName.kind === 146 || entityName.kind === 187 ||
entityName.parent.kind === 246) {
meaning = 1920;
}
else {
meaning = 67901928;
}
var firstIdentifier = getFirstIdentifier(entityName);
var symbol = resolveName(enclosingDeclaration, firstIdentifier.escapedText, meaning, undefined, undefined, false);
return (symbol && hasVisibleDeclarations(symbol, true)) || {
accessibility: 1,
errorSymbolName: ts.getTextOfNode(firstIdentifier),
errorNode: firstIdentifier
};
}
function symbolToString(symbol, enclosingDeclaration, meaning, flags, writer) {
if (flags === void 0) { flags = 4; }
var nodeFlags = 3112960;
if (flags & 2) {
nodeFlags |= 128;
}
if (flags & 1) {
nodeFlags |= 512;
}
if (flags & 8) {
nodeFlags |= 16384;
}
var builder = flags & 4 ? nodeBuilder.symbolToExpression : nodeBuilder.symbolToEntityName;
return writer ? symbolToStringWorker(writer).getText() : ts.usingSingleLineStringWriter(symbolToStringWorker);
function symbolToStringWorker(writer) {
var entity = builder(symbol, meaning, enclosingDeclaration, nodeFlags);
var printer = ts.createPrinter({ removeComments: true });
var sourceFile = enclosingDeclaration && ts.getSourceFileOfNode(enclosingDeclaration);
printer.writeNode(4, entity, sourceFile, writer);
return writer;
}
}
function signatureToString(signature, enclosingDeclaration, flags, kind, writer) {
if (flags === void 0) { flags = 0; }
return writer ? signatureToStringWorker(writer).getText() : ts.usingSingleLineStringWriter(signatureToStringWorker);
function signatureToStringWorker(writer) {
var sigOutput;
if (flags & 262144) {
sigOutput = kind === 1 ? 164 : 163;
}
else {
sigOutput = kind === 1 ? 159 : 158;
}
var sig = nodeBuilder.signatureToSignatureDeclaration(signature, sigOutput, enclosingDeclaration, toNodeBuilderFlags(flags) | 3112960 | 512);
var printer = ts.createPrinter({ removeComments: true, omitTrailingSemicolon: true });
var sourceFile = enclosingDeclaration && ts.getSourceFileOfNode(enclosingDeclaration);
printer.writeNode(4, sig, sourceFile, writer);
return writer;
}
}
function typeToString(type, enclosingDeclaration, flags, writer) {
if (flags === void 0) { flags = 1048576 | 16384; }
if (writer === void 0) { writer = ts.createTextWriter(""); }
var typeNode = nodeBuilder.typeToTypeNode(type, enclosingDeclaration, toNodeBuilderFlags(flags) | 3112960, writer);
if (typeNode === undefined)
return ts.Debug.fail("should always get typenode");
var options = { removeComments: true };
var printer = ts.createPrinter(options);
var sourceFile = enclosingDeclaration && ts.getSourceFileOfNode(enclosingDeclaration);
printer.writeNode(4, typeNode, sourceFile, writer);
var result = writer.getText();
var maxLength = compilerOptions.noErrorTruncation || flags & 1 ? undefined : 100;
if (maxLength && result && result.length >= maxLength) {
return result.substr(0, maxLength - "...".length) + "...";
}
return result;
}
function toNodeBuilderFlags(flags) {
if (flags === void 0) { flags = 0; }
return flags & 9469291;
}
function createNodeBuilder() {
return {
typeToTypeNode: function (type, enclosingDeclaration, flags, tracker) {
return withContext(enclosingDeclaration, flags, tracker, function (context) { return typeToTypeNodeHelper(type, context); });
},
indexInfoToIndexSignatureDeclaration: function (indexInfo, kind, enclosingDeclaration, flags, tracker) {
return withContext(enclosingDeclaration, flags, tracker, function (context) { return indexInfoToIndexSignatureDeclarationHelper(indexInfo, kind, context); });
},
signatureToSignatureDeclaration: function (signature, kind, enclosingDeclaration, flags, tracker) {
return withContext(enclosingDeclaration, flags, tracker, function (context) { return signatureToSignatureDeclarationHelper(signature, kind, context); });
},
symbolToEntityName: function (symbol, meaning, enclosingDeclaration, flags, tracker) {
return withContext(enclosingDeclaration, flags, tracker, function (context) { return symbolToName(symbol, context, meaning, false); });
},
symbolToExpression: function (symbol, meaning, enclosingDeclaration, flags, tracker) {
return withContext(enclosingDeclaration, flags, tracker, function (context) { return symbolToExpression(symbol, context, meaning); });
},
symbolToTypeParameterDeclarations: function (symbol, enclosingDeclaration, flags, tracker) {
return withContext(enclosingDeclaration, flags, tracker, function (context) { return typeParametersToTypeParameterDeclarations(symbol, context); });
},
symbolToParameterDeclaration: function (symbol, enclosingDeclaration, flags, tracker) {
return withContext(enclosingDeclaration, flags, tracker, function (context) { return symbolToParameterDeclaration(symbol, context); });
},
typeParameterToDeclaration: function (parameter, enclosingDeclaration, flags, tracker) {
return withContext(enclosingDeclaration, flags, tracker, function (context) { return typeParameterToDeclaration(parameter, context); });
},
};
function withContext(enclosingDeclaration, flags, tracker, cb) {
ts.Debug.assert(enclosingDeclaration === undefined || (enclosingDeclaration.flags & 8) === 0);
var context = {
enclosingDeclaration: enclosingDeclaration,
flags: flags || 0,
tracker: tracker && tracker.trackSymbol ? tracker : { trackSymbol: ts.noop },
encounteredError: false,
visitedSymbols: undefined,
inferTypeParameters: undefined
};
var resultingNode = cb(context);
return context.encounteredError ? undefined : resultingNode;
}
function typeToTypeNodeHelper(type, context) {
if (cancellationToken && cancellationToken.throwIfCancellationRequested) {
cancellationToken.throwIfCancellationRequested();
}
var inTypeAlias = context.flags & 8388608;
context.flags &= ~8388608;
if (!type) {
context.encounteredError = true;
return undefined;
}
if (type.flags & 1) {
return ts.createKeywordTypeNode(119);
}
if (type.flags & 2) {
return ts.createKeywordTypeNode(142);
}
if (type.flags & 4) {
return ts.createKeywordTypeNode(137);
}
if (type.flags & 8) {
return ts.createKeywordTypeNode(134);
}
if (type.flags & 16) {
return ts.createKeywordTypeNode(122);
}
if (type.flags & 512 && !(type.flags & 262144)) {
var parentSymbol = getParentOfSymbol(type.symbol);
var parentName = symbolToName(parentSymbol, context, 67901928, false);
var enumLiteralName = getDeclaredTypeOfSymbol(parentSymbol) === type ? parentName : ts.createQualifiedName(parentName, ts.symbolName(type.symbol));
return ts.createTypeReferenceNode(enumLiteralName, undefined);
}
if (type.flags & 544) {
var name = symbolToName(type.symbol, context, 67901928, false);
return ts.createTypeReferenceNode(name, undefined);
}
if (type.flags & (64)) {
return ts.createLiteralTypeNode(ts.setEmitFlags(ts.createLiteral(type.value), 16777216));
}
if (type.flags & (128)) {
return ts.createLiteralTypeNode((ts.createLiteral(type.value)));
}
if (type.flags & 256) {
return type.intrinsicName === "true" ? ts.createTrue() : ts.createFalse();
}
if (type.flags & 2048) {
if (!(context.flags & 1048576)) {
if (isValueSymbolAccessible(type.symbol, context.enclosingDeclaration)) {
return symbolToTypeNode(type.symbol, context, 67216319);
}
if (context.tracker.reportInaccessibleUniqueSymbolError) {
context.tracker.reportInaccessibleUniqueSymbolError();
}
}
return ts.createTypeOperatorNode(141, ts.createKeywordTypeNode(138));
}
if (type.flags & 4096) {
return ts.createKeywordTypeNode(105);
}
if (type.flags & 8192) {
return ts.createKeywordTypeNode(140);
}
if (type.flags & 16384) {
return ts.createKeywordTypeNode(95);
}
if (type.flags & 32768) {
return ts.createKeywordTypeNode(131);
}
if (type.flags & 1024) {
return ts.createKeywordTypeNode(138);
}
if (type.flags & 16777216) {
return ts.createKeywordTypeNode(135);
}
if (type.flags & 65536 && type.isThisType) {
if (context.flags & 4194304) {
if (!context.encounteredError && !(context.flags & 32768)) {
context.encounteredError = true;
}
if (context.tracker.reportInaccessibleThisError) {
context.tracker.reportInaccessibleThisError();
}
}
return ts.createThis();
}
var objectFlags = ts.getObjectFlags(type);
if (objectFlags & 4) {
ts.Debug.assert(!!(type.flags & 131072));
return typeReferenceToTypeNode(type);
}
if (type.flags & 65536 || objectFlags & 3) {
if (type.flags & 65536 && ts.contains(context.inferTypeParameters, type)) {
return ts.createInferTypeNode(typeParameterToDeclarationWithConstraint(type, context, undefined));
}
if (context.flags & 4 &&
type.flags & 65536 &&
ts.length(type.symbol.declarations) &&
ts.isTypeParameterDeclaration(type.symbol.declarations[0]) &&
typeParameterShadowsNameInScope(type, context) &&
!isTypeSymbolAccessible(type.symbol, context.enclosingDeclaration)) {
return ts.createTypeReferenceNode(ts.getGeneratedNameForNode(type.symbol.declarations[0].name, 16 | 8), undefined);
}
return type.symbol
? symbolToTypeNode(type.symbol, context, 67901928)
: ts.createTypeReferenceNode(ts.createIdentifier("?"), undefined);
}
if (!inTypeAlias && type.aliasSymbol && (context.flags & 16384 || isTypeSymbolAccessible(type.aliasSymbol, context.enclosingDeclaration))) {
var typeArgumentNodes = mapToTypeNodes(type.aliasTypeArguments, context);
if (isReservedMemberName(type.aliasSymbol.escapedName) && !(type.aliasSymbol.flags & 32))
return ts.createTypeReferenceNode(ts.createIdentifier(""), typeArgumentNodes);
return symbolToTypeNode(type.aliasSymbol, context, 67901928, typeArgumentNodes);
}
if (type.flags & (262144 | 524288)) {
var types = type.flags & 262144 ? formatUnionTypes(type.types) : type.types;
var typeNodes = mapToTypeNodes(types, context);
if (typeNodes && typeNodes.length > 0) {
var unionOrIntersectionTypeNode = ts.createUnionOrIntersectionTypeNode(type.flags & 262144 ? 171 : 172, typeNodes);
return unionOrIntersectionTypeNode;
}
else {
if (!context.encounteredError && !(context.flags & 262144)) {
context.encounteredError = true;
}
return undefined;
}
}
if (objectFlags & (16 | 32)) {
ts.Debug.assert(!!(type.flags & 131072));
return createAnonymousTypeNode(type);
}
if (type.flags & 1048576) {
var indexedType = type.type;
var indexTypeNode = typeToTypeNodeHelper(indexedType, context);
return ts.createTypeOperatorNode(indexTypeNode);
}
if (type.flags & 2097152) {
var objectTypeNode = typeToTypeNodeHelper(type.objectType, context);
var indexTypeNode = typeToTypeNodeHelper(type.indexType, context);
return ts.createIndexedAccessTypeNode(objectTypeNode, indexTypeNode);
}
if (type.flags & 4194304) {
var checkTypeNode = typeToTypeNodeHelper(type.checkType, context);
var saveInferTypeParameters = context.inferTypeParameters;
context.inferTypeParameters = type.root.inferTypeParameters;
var extendsTypeNode = typeToTypeNodeHelper(type.extendsType, context);
context.inferTypeParameters = saveInferTypeParameters;
var trueTypeNode = typeToTypeNodeHelper(getTrueTypeFromConditionalType(type), context);
var falseTypeNode = typeToTypeNodeHelper(getFalseTypeFromConditionalType(type), context);
return ts.createConditionalTypeNode(checkTypeNode, extendsTypeNode, trueTypeNode, falseTypeNode);
}
if (type.flags & 8388608) {
return typeToTypeNodeHelper(type.typeVariable, context);
}
return ts.Debug.fail("Should be unreachable.");
function createMappedTypeNodeFromType(type) {
ts.Debug.assert(!!(type.flags & 131072));
var readonlyToken = type.declaration.readonlyToken ? ts.createToken(type.declaration.readonlyToken.kind) : undefined;
var questionToken = type.declaration.questionToken ? ts.createToken(type.declaration.questionToken.kind) : undefined;
var appropriateConstraintTypeNode;
if (isMappedTypeWithKeyofConstraintDeclaration(type)) {
appropriateConstraintTypeNode = ts.createTypeOperatorNode(typeToTypeNodeHelper(getModifiersTypeFromMappedType(type), context));
}
else {
appropriateConstraintTypeNode = typeToTypeNodeHelper(getConstraintTypeFromMappedType(type), context);
}
var typeParameterNode = typeParameterToDeclarationWithConstraint(getTypeParameterFromMappedType(type), context, appropriateConstraintTypeNode);
var templateTypeNode = typeToTypeNodeHelper(getTemplateTypeFromMappedType(type), context);
var mappedTypeNode = ts.createMappedTypeNode(readonlyToken, typeParameterNode, questionToken, templateTypeNode);
return ts.setEmitFlags(mappedTypeNode, 1);
}
function createAnonymousTypeNode(type) {
var symbol = type.symbol;
var id;
if (symbol) {
var isConstructorObject = ts.getObjectFlags(type) & 16 && type.symbol && type.symbol.flags & 32;
id = (isConstructorObject ? "+" : "") + getSymbolId(symbol);
if (isJavaScriptConstructor(symbol.valueDeclaration)) {
var isInstanceType = type === getInferredClassType(symbol) ? 67901928 : 67216319;
return symbolToTypeNode(symbol, context, isInstanceType);
}
else if (symbol.flags & 32 && !getBaseTypeVariableOfClass(symbol) && !(symbol.valueDeclaration.kind === 207 && context.flags & 2048) ||
symbol.flags & (384 | 512) ||
shouldWriteTypeOfFunctionSymbol()) {
return symbolToTypeNode(symbol, context, 67216319);
}
else if (context.visitedSymbols && context.visitedSymbols.has(id)) {
var typeAlias = getTypeAliasForTypeLiteral(type);
if (typeAlias) {
return symbolToTypeNode(typeAlias, context, 67901928);
}
else {
return ts.createKeywordTypeNode(119);
}
}
else {
if (!context.visitedSymbols) {
context.visitedSymbols = ts.createMap();
}
context.visitedSymbols.set(id, true);
var result = createTypeNodeFromObjectType(type);
context.visitedSymbols.delete(id);
return result;
}
}
else {
return createTypeNodeFromObjectType(type);
}
function shouldWriteTypeOfFunctionSymbol() {
var isStaticMethodSymbol = !!(symbol.flags & 8192) &&
ts.some(symbol.declarations, function (declaration) { return ts.hasModifier(declaration, 32); });
var isNonLocalFunctionSymbol = !!(symbol.flags & 16) &&
(symbol.parent ||
ts.forEach(symbol.declarations, function (declaration) {
return declaration.parent.kind === 277 || declaration.parent.kind === 243;
}));
if (isStaticMethodSymbol || isNonLocalFunctionSymbol) {
return (!!(context.flags & 4096) || (context.visitedSymbols && context.visitedSymbols.has(id))) &&
(!(context.flags & 8) || isValueSymbolAccessible(symbol, context.enclosingDeclaration));
}
}
}
function createTypeNodeFromObjectType(type) {
if (isGenericMappedType(type)) {
return createMappedTypeNodeFromType(type);
}
var resolved = resolveStructuredTypeMembers(type);
if (!resolved.properties.length && !resolved.stringIndexInfo && !resolved.numberIndexInfo) {
if (!resolved.callSignatures.length && !resolved.constructSignatures.length) {
return ts.setEmitFlags(ts.createTypeLiteralNode(undefined), 1);
}
if (resolved.callSignatures.length === 1 && !resolved.constructSignatures.length) {
var signature = resolved.callSignatures[0];
var signatureNode = signatureToSignatureDeclarationHelper(signature, 163, context);
return signatureNode;
}
if (resolved.constructSignatures.length === 1 && !resolved.callSignatures.length) {
var signature = resolved.constructSignatures[0];
var signatureNode = signatureToSignatureDeclarationHelper(signature, 164, context);
return signatureNode;
}
}
var savedFlags = context.flags;
context.flags |= 4194304;
var members = createTypeNodesFromResolvedType(resolved);
context.flags = savedFlags;
var typeLiteralNode = ts.createTypeLiteralNode(members);
return ts.setEmitFlags(typeLiteralNode, (context.flags & 1024) ? 0 : 1);
}
function typeReferenceToTypeNode(type) {
var typeArguments = type.typeArguments || ts.emptyArray;
if (type.target === globalArrayType) {
if (context.flags & 2) {
var typeArgumentNode = typeToTypeNodeHelper(typeArguments[0], context);
return ts.createTypeReferenceNode("Array", [typeArgumentNode]);
}
var elementType = typeToTypeNodeHelper(typeArguments[0], context);
return ts.createArrayTypeNode(elementType);
}
else if (type.target.objectFlags & 8) {
if (typeArguments.length > 0) {
var arity = getTypeReferenceArity(type);
var tupleConstituentNodes = mapToTypeNodes(typeArguments.slice(0, arity), context);
var hasRestElement = type.target.hasRestElement;
if (tupleConstituentNodes && tupleConstituentNodes.length > 0) {
for (var i = type.target.minLength; i < arity; i++) {
tupleConstituentNodes[i] = hasRestElement && i === arity - 1 ?
ts.createRestTypeNode(ts.createArrayTypeNode(tupleConstituentNodes[i])) :
ts.createOptionalTypeNode(tupleConstituentNodes[i]);
}
return ts.createTupleTypeNode(tupleConstituentNodes);
}
}
if (context.encounteredError || (context.flags & 524288)) {
return ts.createTupleTypeNode([]);
}
context.encounteredError = true;
return undefined;
}
else if (context.flags & 2048 &&
type.symbol.valueDeclaration &&
ts.isClassLike(type.symbol.valueDeclaration) &&
!isValueSymbolAccessible(type.symbol, context.enclosingDeclaration)) {
return createAnonymousTypeNode(type);
}
else {
var outerTypeParameters = type.target.outerTypeParameters;
var i = 0;
var resultType = void 0;
if (outerTypeParameters) {
var length_1 = outerTypeParameters.length;
while (i < length_1) {
var start = i;
var parent = getParentSymbolOfTypeParameter(outerTypeParameters[i]);
do {
i++;
} while (i < length_1 && getParentSymbolOfTypeParameter(outerTypeParameters[i]) === parent);
if (!ts.rangeEquals(outerTypeParameters, typeArguments, start, i)) {
var typeArgumentSlice = mapToTypeNodes(typeArguments.slice(start, i), context);
var flags_2 = context.flags;
context.flags |= 16;
var ref = symbolToTypeNode(parent, context, 67901928, typeArgumentSlice);
context.flags = flags_2;
resultType = !resultType ? ref : appendReferenceToType(resultType, ref);
}
}
}
var typeArgumentNodes = void 0;
if (typeArguments.length > 0) {
var typeParameterCount = (type.target.typeParameters || ts.emptyArray).length;
typeArgumentNodes = mapToTypeNodes(typeArguments.slice(i, typeParameterCount), context);
}
var flags = context.flags;
context.flags |= 16;
var finalRef = symbolToTypeNode(type.symbol, context, 67901928, typeArgumentNodes);
context.flags = flags;
return !resultType ? finalRef : appendReferenceToType(resultType, finalRef);
}
}
function appendReferenceToType(root, ref) {
if (ts.isImportTypeNode(root)) {
var innerParams = root.typeArguments;
if (root.qualifier) {
(ts.isIdentifier(root.qualifier) ? root.qualifier : root.qualifier.right).typeArguments = innerParams;
}
root.typeArguments = ref.typeArguments;
var ids = getAccessStack(ref);
for (var _i = 0, ids_1 = ids; _i < ids_1.length; _i++) {
var id = ids_1[_i];
root.qualifier = root.qualifier ? ts.createQualifiedName(root.qualifier, id) : id;
}
return root;
}
else {
var innerParams = root.typeArguments;
(ts.isIdentifier(root.typeName) ? root.typeName : root.typeName.right).typeArguments = innerParams;
root.typeArguments = ref.typeArguments;
var ids = getAccessStack(ref);
for (var _a = 0, ids_2 = ids; _a < ids_2.length; _a++) {
var id = ids_2[_a];
root.typeName = ts.createQualifiedName(root.typeName, id);
}
return root;
}
}
function getAccessStack(ref) {
var state = ref.typeName;
var ids = [];
while (!ts.isIdentifier(state)) {
ids.unshift(state.right);
state = state.left;
}
ids.unshift(state);
return ids;
}
function createTypeNodesFromResolvedType(resolvedType) {
var typeElements = [];
for (var _i = 0, _a = resolvedType.callSignatures; _i < _a.length; _i++) {
var signature = _a[_i];
typeElements.push(signatureToSignatureDeclarationHelper(signature, 158, context));
}
for (var _b = 0, _c = resolvedType.constructSignatures; _b < _c.length; _b++) {
var signature = _c[_b];
typeElements.push(signatureToSignatureDeclarationHelper(signature, 159, context));
}
if (resolvedType.stringIndexInfo) {
var indexInfo = resolvedType.objectFlags & 2048 ?
createIndexInfo(anyType, resolvedType.stringIndexInfo.isReadonly, resolvedType.stringIndexInfo.declaration) :
resolvedType.stringIndexInfo;
typeElements.push(indexInfoToIndexSignatureDeclarationHelper(indexInfo, 0, context));
}
if (resolvedType.numberIndexInfo) {
typeElements.push(indexInfoToIndexSignatureDeclarationHelper(resolvedType.numberIndexInfo, 1, context));
}
var properties = resolvedType.properties;
if (!properties) {
return typeElements;
}
for (var _d = 0, properties_1 = properties; _d < properties_1.length; _d++) {
var propertySymbol = properties_1[_d];
if (context.flags & 2048) {
if (propertySymbol.flags & 4194304) {
continue;
}
if (ts.getDeclarationModifierFlagsFromSymbol(propertySymbol) & (8 | 16) && context.tracker.reportPrivateInBaseOfClassExpression) {
context.tracker.reportPrivateInBaseOfClassExpression(ts.unescapeLeadingUnderscores(propertySymbol.escapedName));
}
}
var propertyType = ts.getCheckFlags(propertySymbol) & 2048 && context.flags & 33554432 ?
anyType : getTypeOfSymbol(propertySymbol);
var saveEnclosingDeclaration = context.enclosingDeclaration;
context.enclosingDeclaration = undefined;
if (ts.getCheckFlags(propertySymbol) & 1024) {
var decl = ts.first(propertySymbol.declarations);
if (context.tracker.trackSymbol && hasLateBindableName(decl)) {
var firstIdentifier = getFirstIdentifier(decl.name.expression);
var name = resolveName(firstIdentifier, firstIdentifier.escapedText, 67216319 | 1048576, undefined, undefined, true);
if (name) {
context.tracker.trackSymbol(name, saveEnclosingDeclaration, 67216319);
}
}
}
var propertyName = symbolToName(propertySymbol, context, 67216319, true);
context.enclosingDeclaration = saveEnclosingDeclaration;
var optionalToken = propertySymbol.flags & 16777216 ? ts.createToken(55) : undefined;
if (propertySymbol.flags & (16 | 8192) && !getPropertiesOfObjectType(propertyType).length) {
var signatures = getSignaturesOfType(propertyType, 0);
for (var _e = 0, signatures_1 = signatures; _e < signatures_1.length; _e++) {
var signature = signatures_1[_e];
var methodDeclaration = signatureToSignatureDeclarationHelper(signature, 153, context);
methodDeclaration.name = propertyName;
methodDeclaration.questionToken = optionalToken;
if (propertySymbol.valueDeclaration) {
ts.setCommentRange(methodDeclaration, propertySymbol.valueDeclaration);
}
typeElements.push(methodDeclaration);
}
}
else {
var savedFlags = context.flags;
context.flags |= !!(ts.getCheckFlags(propertySymbol) & 2048) ? 33554432 : 0;
var propertyTypeNode = propertyType ? typeToTypeNodeHelper(propertyType, context) : ts.createKeywordTypeNode(119);
context.flags = savedFlags;
var modifiers = isReadonlySymbol(propertySymbol) ? [ts.createToken(132)] : undefined;
var propertySignature = ts.createPropertySignature(modifiers, propertyName, optionalToken, propertyTypeNode, undefined);
if (propertySymbol.valueDeclaration) {
ts.setCommentRange(propertySignature, propertySymbol.valueDeclaration);
}
typeElements.push(propertySignature);
}
}
return typeElements.length ? typeElements : undefined;
}
}
function mapToTypeNodes(types, context) {
if (ts.some(types)) {
var result = [];
for (var _i = 0, types_1 = types; _i < types_1.length; _i++) {
var type = types_1[_i];
var typeNode = typeToTypeNodeHelper(type, context);
if (typeNode) {
result.push(typeNode);
}
}
return result;
}
}
function indexInfoToIndexSignatureDeclarationHelper(indexInfo, kind, context) {
var name = ts.getNameFromIndexInfo(indexInfo) || "x";
var indexerTypeNode = ts.createKeywordTypeNode(kind === 0 ? 137 : 134);
var indexingParameter = ts.createParameter(undefined, undefined, undefined, name, undefined, indexerTypeNode, undefined);
var typeNode = typeToTypeNodeHelper(indexInfo.type || anyType, context);
if (!indexInfo.type && !(context.flags & 2097152)) {
context.encounteredError = true;
}
return ts.createIndexSignature(undefined, indexInfo.isReadonly ? [ts.createToken(132)] : undefined, [indexingParameter], typeNode);
}
function signatureToSignatureDeclarationHelper(signature, kind, context) {
var typeParameters;
var typeArguments;
if (context.flags & 32 && signature.target && signature.mapper && signature.target.typeParameters) {
typeArguments = signature.target.typeParameters.map(function (parameter) { return typeToTypeNodeHelper(instantiateType(parameter, signature.mapper), context); });
}
else {
typeParameters = signature.typeParameters && signature.typeParameters.map(function (parameter) { return typeParameterToDeclaration(parameter, context); });
}
var parameters = getExpandedParameters(signature).map(function (parameter) { return symbolToParameterDeclaration(parameter, context, kind === 155); });
if (signature.thisParameter) {
var thisParameter = symbolToParameterDeclaration(signature.thisParameter, context);
parameters.unshift(thisParameter);
}
var returnTypeNode;
var typePredicate = getTypePredicateOfSignature(signature);
if (typePredicate) {
var parameterName = typePredicate.kind === 1 ?
ts.setEmitFlags(ts.createIdentifier(typePredicate.parameterName), 16777216) :
ts.createThisTypeNode();
var typeNode = typeToTypeNodeHelper(typePredicate.type, context);
returnTypeNode = ts.createTypePredicateNode(parameterName, typeNode);
}
else {
var returnType = getReturnTypeOfSignature(signature);
returnTypeNode = returnType && typeToTypeNodeHelper(returnType, context);
}
if (context.flags & 256) {
if (returnTypeNode && returnTypeNode.kind === 119) {
returnTypeNode = undefined;
}
}
else if (!returnTypeNode) {
returnTypeNode = ts.createKeywordTypeNode(119);
}
return ts.createSignatureDeclaration(kind, typeParameters, parameters, returnTypeNode, typeArguments);
}
function typeParameterShadowsNameInScope(type, context) {
return !!resolveName(context.enclosingDeclaration, type.symbol.escapedName, 67901928, undefined, type.symbol.escapedName, false);
}
function typeParameterToDeclarationWithConstraint(type, context, constraintNode) {
var savedContextFlags = context.flags;
context.flags &= ~512;
var shouldUseGeneratedName = context.flags & 4 &&
type.symbol.declarations[0] &&
ts.isTypeParameterDeclaration(type.symbol.declarations[0]) &&
typeParameterShadowsNameInScope(type, context);
var name = shouldUseGeneratedName
? ts.getGeneratedNameForNode(type.symbol.declarations[0].name, 16 | 8)
: symbolToName(type.symbol, context, 67901928, true);
var defaultParameter = getDefaultFromTypeParameter(type);
var defaultParameterNode = defaultParameter && typeToTypeNodeHelper(defaultParameter, context);
context.flags = savedContextFlags;
return ts.createTypeParameterDeclaration(name, constraintNode, defaultParameterNode);
}
function typeParameterToDeclaration(type, context, constraint) {
if (constraint === void 0) { constraint = getConstraintFromTypeParameter(type); }
var constraintNode = constraint && typeToTypeNodeHelper(constraint, context);
return typeParameterToDeclarationWithConstraint(type, context, constraintNode);
}
function symbolToParameterDeclaration(parameterSymbol, context, preserveModifierFlags) {
var parameterDeclaration = ts.getDeclarationOfKind(parameterSymbol, 149);
if (!parameterDeclaration && !isTransientSymbol(parameterSymbol)) {
parameterDeclaration = ts.getDeclarationOfKind(parameterSymbol, 296);
}
var parameterType = getTypeOfSymbol(parameterSymbol);
if (parameterDeclaration && isRequiredInitializedParameter(parameterDeclaration)) {
parameterType = getOptionalType(parameterType);
}
var parameterTypeNode = typeToTypeNodeHelper(parameterType, context);
var modifiers = !(context.flags & 8192) && preserveModifierFlags && parameterDeclaration && parameterDeclaration.modifiers ? parameterDeclaration.modifiers.map(ts.getSynthesizedClone) : undefined;
var isRest = parameterDeclaration && ts.isRestParameter(parameterDeclaration) || ts.getCheckFlags(parameterSymbol) & 8192;
var dotDotDotToken = isRest ? ts.createToken(24) : undefined;
var name = parameterDeclaration
? parameterDeclaration.name ?
parameterDeclaration.name.kind === 71 ? ts.setEmitFlags(ts.getSynthesizedClone(parameterDeclaration.name), 16777216) :
parameterDeclaration.name.kind === 146 ? ts.setEmitFlags(ts.getSynthesizedClone(parameterDeclaration.name.right), 16777216) :
cloneBindingName(parameterDeclaration.name) :
ts.symbolName(parameterSymbol)
: ts.symbolName(parameterSymbol);
var isOptional = parameterDeclaration && isOptionalParameter(parameterDeclaration) || ts.getCheckFlags(parameterSymbol) & 4096;
var questionToken = isOptional ? ts.createToken(55) : undefined;
var parameterNode = ts.createParameter(undefined, modifiers, dotDotDotToken, name, questionToken, parameterTypeNode, undefined);
return parameterNode;
function cloneBindingName(node) {
return elideInitializerAndSetEmitFlags(node);
function elideInitializerAndSetEmitFlags(node) {
var visited = ts.visitEachChild(node, elideInitializerAndSetEmitFlags, ts.nullTransformationContext, undefined, elideInitializerAndSetEmitFlags);
var clone = ts.nodeIsSynthesized(visited) ? visited : ts.getSynthesizedClone(visited);
if (clone.kind === 184) {
clone.initializer = undefined;
}
return ts.setEmitFlags(clone, 1 | 16777216);
}
}
}
function lookupSymbolChain(symbol, context, meaning, yieldModuleSymbol) {
context.tracker.trackSymbol(symbol, context.enclosingDeclaration, meaning);
var chain;
var isTypeParameter = symbol.flags & 262144;
if (!isTypeParameter && (context.enclosingDeclaration || context.flags & 64)) {
chain = ts.Debug.assertDefined(getSymbolChain(symbol, meaning, true));
ts.Debug.assert(chain && chain.length > 0);
}
else {
chain = [symbol];
}
return chain;
function getSymbolChain(symbol, meaning, endOfChain) {
var accessibleSymbolChain = getAccessibleSymbolChain(symbol, context.enclosingDeclaration, meaning, !!(context.flags & 128));
var parentSymbol;
if (!accessibleSymbolChain ||
needsQualification(accessibleSymbolChain[0], context.enclosingDeclaration, accessibleSymbolChain.length === 1 ? meaning : getQualifiedLeftMeaning(meaning))) {
var parent = getContainerOfSymbol(accessibleSymbolChain ? accessibleSymbolChain[0] : symbol);
if (parent) {
var parentChain = getSymbolChain(parent, getQualifiedLeftMeaning(meaning), false);
if (parentChain) {
parentSymbol = parent;
accessibleSymbolChain = parentChain.concat(accessibleSymbolChain || [getAliasForSymbolInContainer(parent, symbol) || symbol]);
}
}
}
if (accessibleSymbolChain) {
return accessibleSymbolChain;
}
if (endOfChain ||
(yieldModuleSymbol || !(!parentSymbol && ts.forEach(symbol.declarations, hasNonGlobalAugmentationExternalModuleSymbol))) &&
!(symbol.flags & (2048 | 4096))) {
return [symbol];
}
}
}
function typeParametersToTypeParameterDeclarations(symbol, context) {
var typeParameterNodes;
var targetSymbol = getTargetSymbol(symbol);
if (targetSymbol.flags & (32 | 64 | 524288)) {
typeParameterNodes = ts.createNodeArray(ts.map(getLocalTypeParametersOfClassOrInterfaceOrTypeAlias(symbol), function (tp) { return typeParameterToDeclaration(tp, context); }));
}
return typeParameterNodes;
}
function lookupTypeParameterNodes(chain, index, context) {
ts.Debug.assert(chain && 0 <= index && index < chain.length);
var symbol = chain[index];
var typeParameterNodes;
if (context.flags & 512 && index < (chain.length - 1)) {
var parentSymbol = symbol;
var nextSymbol = chain[index + 1];
if (ts.getCheckFlags(nextSymbol) & 1) {
var params = getTypeParametersOfClassOrInterface(parentSymbol.flags & 2097152 ? resolveAlias(parentSymbol) : parentSymbol);
typeParameterNodes = mapToTypeNodes(ts.map(params, nextSymbol.mapper), context);
}
else {
typeParameterNodes = typeParametersToTypeParameterDeclarations(symbol, context);
}
}
return typeParameterNodes;
}
function getTopmostIndexedAccessType(top) {
if (ts.isIndexedAccessTypeNode(top.objectType)) {
return getTopmostIndexedAccessType(top.objectType);
}
return top;
}
function getSpecifierForModuleSymbol(symbol, context) {
var file = ts.getDeclarationOfKind(symbol, 277);
if (file && file.moduleName !== undefined) {
return file.moduleName;
}
if (!file) {
if (context.tracker.trackReferencedAmbientModule) {
var ambientDecls = ts.filter(symbol.declarations, ts.isAmbientModule);
if (ts.length(ambientDecls)) {
for (var _i = 0, ambientDecls_1 = ambientDecls; _i < ambientDecls_1.length; _i++) {
var decl = ambientDecls_1[_i];
context.tracker.trackReferencedAmbientModule(decl, symbol);
}
}
}
return symbol.escapedName.substring(1, symbol.escapedName.length - 1);
}
else {
if (!context.enclosingDeclaration || !context.tracker.moduleResolverHost) {
return symbol.escapedName.substring(1, symbol.escapedName.length - 1);
}
var contextFile = ts.getSourceFileOfNode(ts.getOriginalNode(context.enclosingDeclaration));
var links = getSymbolLinks(symbol);
var specifier = links.specifierCache && links.specifierCache.get(contextFile.path);
if (!specifier) {
specifier = ts.flatten(ts.moduleSpecifiers.getModuleSpecifiers(symbol, compilerOptions, contextFile, context.tracker.moduleResolverHost, context.tracker.moduleResolverHost.getSourceFiles(), { importModuleSpecifierPreference: "non-relative" }))[0];
links.specifierCache = links.specifierCache || ts.createMap();
links.specifierCache.set(contextFile.path, specifier);
}
return specifier;
}
}
function symbolToTypeNode(symbol, context, meaning, overrideTypeArguments) {
var chain = lookupSymbolChain(symbol, context, meaning, !(context.flags & 16384));
var isTypeOf = meaning === 67216319;
if (ts.some(chain[0].declarations, hasNonGlobalAugmentationExternalModuleSymbol)) {
var nonRootParts = chain.length > 1 ? createAccessFromSymbolChain(chain, chain.length - 1, 1) : undefined;
var typeParameterNodes = overrideTypeArguments || lookupTypeParameterNodes(chain, 0, context);
var lit = ts.createLiteralTypeNode(ts.createLiteral(getSpecifierForModuleSymbol(chain[0], context)));
if (!nonRootParts || ts.isEntityName(nonRootParts)) {
if (nonRootParts) {
var lastId = ts.isIdentifier(nonRootParts) ? nonRootParts : nonRootParts.right;
lastId.typeArguments = undefined;
}
return ts.createImportTypeNode(lit, nonRootParts, typeParameterNodes, isTypeOf);
}
else {
var splitNode = getTopmostIndexedAccessType(nonRootParts);
var qualifier = splitNode.objectType.typeName;
return ts.createIndexedAccessTypeNode(ts.createImportTypeNode(lit, qualifier, typeParameterNodes, isTypeOf), splitNode.indexType);
}
}
var entityName = createAccessFromSymbolChain(chain, chain.length - 1, 0);
if (ts.isIndexedAccessTypeNode(entityName)) {
return entityName;
}
if (isTypeOf) {
return ts.createTypeQueryNode(entityName);
}
else {
var lastId = ts.isIdentifier(entityName) ? entityName : entityName.right;
var lastTypeArgs = lastId.typeArguments;
lastId.typeArguments = undefined;
return ts.createTypeReferenceNode(entityName, lastTypeArgs);
}
function createAccessFromSymbolChain(chain, index, stopper) {
var typeParameterNodes = index === (chain.length - 1) ? overrideTypeArguments : lookupTypeParameterNodes(chain, index, context);
var symbol = chain[index];
if (index === 0) {
context.flags |= 16777216;
}
var symbolName = getNameOfSymbolAsWritten(symbol, context);
if (index === 0) {
context.flags ^= 16777216;
}
var parent = chain[index - 1];
if (!(context.flags & 16) && parent && getMembersOfSymbol(parent) && getMembersOfSymbol(parent).get(symbol.escapedName) === symbol) {
var LHS = createAccessFromSymbolChain(chain, index - 1, stopper);
if (ts.isIndexedAccessTypeNode(LHS)) {
return ts.createIndexedAccessTypeNode(LHS, ts.createLiteralTypeNode(ts.createLiteral(symbolName)));
}
else {
return ts.createIndexedAccessTypeNode(ts.createTypeReferenceNode(LHS, typeParameterNodes), ts.createLiteralTypeNode(ts.createLiteral(symbolName)));
}
}
var identifier = ts.setEmitFlags(ts.createIdentifier(symbolName, typeParameterNodes), 16777216);
identifier.symbol = symbol;
if (index > stopper) {
var LHS = createAccessFromSymbolChain(chain, index - 1, stopper);
if (!ts.isEntityName(LHS)) {
return ts.Debug.fail("Impossible construct - an export of an indexed access cannot be reachable");
}
return ts.createQualifiedName(LHS, identifier);
}
return identifier;
}
}
function symbolToName(symbol, context, meaning, expectsIdentifier) {
var chain = lookupSymbolChain(symbol, context, meaning);
if (expectsIdentifier && chain.length !== 1
&& !context.encounteredError
&& !(context.flags & 65536)) {
context.encounteredError = true;
}
return createEntityNameFromSymbolChain(chain, chain.length - 1);
function createEntityNameFromSymbolChain(chain, index) {
var typeParameterNodes = lookupTypeParameterNodes(chain, index, context);
var symbol = chain[index];
if (index === 0) {
context.flags |= 16777216;
}
var symbolName = getNameOfSymbolAsWritten(symbol, context);
if (index === 0) {
context.flags ^= 16777216;
}
var identifier = ts.setEmitFlags(ts.createIdentifier(symbolName, typeParameterNodes), 16777216);
identifier.symbol = symbol;
return index > 0 ? ts.createQualifiedName(createEntityNameFromSymbolChain(chain, index - 1), identifier) : identifier;
}
}
function symbolToExpression(symbol, context, meaning) {
var chain = lookupSymbolChain(symbol, context, meaning);
return createExpressionFromSymbolChain(chain, chain.length - 1);
function createExpressionFromSymbolChain(chain, index) {
var typeParameterNodes = lookupTypeParameterNodes(chain, index, context);
var symbol = chain[index];
if (index === 0) {
context.flags |= 16777216;
}
var symbolName = getNameOfSymbolAsWritten(symbol, context);
if (index === 0) {
context.flags ^= 16777216;
}
var firstChar = symbolName.charCodeAt(0);
var canUsePropertyAccess = ts.isIdentifierStart(firstChar, languageVersion);
if (index === 0 || canUsePropertyAccess) {
var identifier = ts.setEmitFlags(ts.createIdentifier(symbolName, typeParameterNodes), 16777216);
identifier.symbol = symbol;
return index > 0 ? ts.createPropertyAccess(createExpressionFromSymbolChain(chain, index - 1), identifier) : identifier;
}
else {
if (firstChar === 91) {
symbolName = symbolName.substring(1, symbolName.length - 1);
firstChar = symbolName.charCodeAt(0);
}
var expression = void 0;
if (ts.isSingleOrDoubleQuote(firstChar)) {
expression = ts.createLiteral(symbolName.substring(1, symbolName.length - 1).replace(/\\./g, function (s) { return s.substring(1); }));
expression.singleQuote = firstChar === 39;
}
else if (("" + +symbolName) === symbolName) {
expression = ts.createLiteral(+symbolName);
}
if (!expression) {
expression = ts.setEmitFlags(ts.createIdentifier(symbolName, typeParameterNodes), 16777216);
expression.symbol = symbol;
}
return ts.createElementAccess(createExpressionFromSymbolChain(chain, index - 1), expression);
}
}
}
}
function typePredicateToString(typePredicate, enclosingDeclaration, flags, writer) {
if (flags === void 0) { flags = 16384; }
return writer ? typePredicateToStringWorker(writer).getText() : ts.usingSingleLineStringWriter(typePredicateToStringWorker);
function typePredicateToStringWorker(writer) {
var predicate = ts.createTypePredicateNode(typePredicate.kind === 1 ? ts.createIdentifier(typePredicate.parameterName) : ts.createThisTypeNode(), nodeBuilder.typeToTypeNode(typePredicate.type, enclosingDeclaration, toNodeBuilderFlags(flags) | 3112960 | 512));
var printer = ts.createPrinter({ removeComments: true });
var sourceFile = enclosingDeclaration && ts.getSourceFileOfNode(enclosingDeclaration);
printer.writeNode(4, predicate, sourceFile, writer);
return writer;
}
}
function formatUnionTypes(types) {
var result = [];
var flags = 0;
for (var i = 0; i < types.length; i++) {
var t = types[i];
flags |= t.flags;
if (!(t.flags & 24576)) {
if (t.flags & (256 | 512)) {
var baseType = t.flags & 256 ? booleanType : getBaseTypeOfEnumLiteralType(t);
if (baseType.flags & 262144) {
var count = baseType.types.length;
if (i + count <= types.length && types[i + count - 1] === baseType.types[count - 1]) {
result.push(baseType);
i += count - 1;
continue;
}
}
}
result.push(t);
}
}
if (flags & 16384)
result.push(nullType);
if (flags & 8192)
result.push(undefinedType);
return result || types;
}
function visibilityToString(flags) {
if (flags === 8) {
return "private";
}
if (flags === 16) {
return "protected";
}
return "public";
}
function getTypeAliasForTypeLiteral(type) {
if (type.symbol && type.symbol.flags & 2048) {
var node = ts.findAncestor(type.symbol.declarations[0].parent, function (n) { return n.kind !== 175; });
if (node.kind === 240) {
return getSymbolOfNode(node);
}
}
return undefined;
}
function isTopLevelInExternalModuleAugmentation(node) {
return node && node.parent &&
node.parent.kind === 243 &&
ts.isExternalModuleAugmentation(node.parent.parent);
}
function isDefaultBindingContext(location) {
return location.kind === 277 || ts.isAmbientModule(location);
}
function getNameOfSymbolAsWritten(symbol, context) {
if (context && symbol.escapedName === "default" && !(context.flags & 16384) &&
(!(context.flags & 16777216) ||
!symbol.declarations ||
(context.enclosingDeclaration && ts.findAncestor(symbol.declarations[0], isDefaultBindingContext) !== ts.findAncestor(context.enclosingDeclaration, isDefaultBindingContext)))) {
return "default";
}
if (symbol.declarations && symbol.declarations.length) {
var declaration = symbol.declarations[0];
var name = ts.getNameOfDeclaration(declaration);
if (name) {
return ts.declarationNameToString(name);
}
if (declaration.parent && declaration.parent.kind === 235) {
return ts.declarationNameToString(declaration.parent.name);
}
switch (declaration.kind) {
case 207:
case 194:
case 195:
if (context && !context.encounteredError && !(context.flags & 131072)) {
context.encounteredError = true;
}
return declaration.kind === 207 ? "(Anonymous class)" : "(Anonymous function)";
}
}
var nameType = symbol.nameType;
if (nameType) {
if (nameType.flags & 64 && !ts.isIdentifierText(nameType.value, compilerOptions.target)) {
return "\"" + ts.escapeString(nameType.value, 34) + "\"";
}
if (nameType && nameType.flags & 2048) {
return "[" + getNameOfSymbolAsWritten(nameType.symbol, context) + "]";
}
}
return ts.symbolName(symbol);
}
function isDeclarationVisible(node) {
if (node) {
var links = getNodeLinks(node);
if (links.isVisible === undefined) {
links.isVisible = !!determineIfDeclarationIsVisible();
}
return links.isVisible;
}
return false;
function determineIfDeclarationIsVisible() {
switch (node.kind) {
case 295:
case 301:
return !!(node.parent && node.parent.parent && node.parent.parent.parent && ts.isSourceFile(node.parent.parent.parent));
case 184:
return isDeclarationVisible(node.parent.parent);
case 235:
if (ts.isBindingPattern(node.name) &&
!node.name.elements.length) {
return false;
}
case 242:
case 238:
case 239:
case 240:
case 237:
case 241:
case 246:
if (ts.isExternalModuleAugmentation(node)) {
return true;
}
var parent = getDeclarationContainer(node);
if (!(ts.getCombinedModifierFlags(node) & 1) &&
!(node.kind !== 246 && parent.kind !== 277 && parent.flags & 4194304)) {
return isGlobalSourceFile(parent);
}
return isDeclarationVisible(parent);
case 152:
case 151:
case 156:
case 157:
case 154:
case 153:
if (ts.hasModifier(node, 8 | 16)) {
return false;
}
case 155:
case 159:
case 158:
case 160:
case 149:
case 243:
case 163:
case 164:
case 166:
case 162:
case 167:
case 168:
case 171:
case 172:
case 175:
return isDeclarationVisible(node.parent);
case 248:
case 249:
case 251:
return false;
case 148:
case 277:
case 245:
return true;
case 252:
return false;
default:
return false;
}
}
}
function collectLinkedAliases(node, setVisibility) {
var exportSymbol;
if (node.parent && node.parent.kind === 252) {
exportSymbol = resolveName(node, node.escapedText, 67216319 | 67901928 | 1920 | 2097152, undefined, node, false);
}
else if (node.parent.kind === 255) {
exportSymbol = getTargetOfExportSpecifier(node.parent, 67216319 | 67901928 | 1920 | 2097152);
}
var result;
if (exportSymbol) {
buildVisibleNodeList(exportSymbol.declarations);
}
return result;
function buildVisibleNodeList(declarations) {
ts.forEach(declarations, function (declaration) {
var resultNode = getAnyImportSyntax(declaration) || declaration;
if (setVisibility) {
getNodeLinks(declaration).isVisible = true;
}
else {
result = result || [];
ts.pushIfUnique(result, resultNode);
}
if (ts.isInternalModuleImportEqualsDeclaration(declaration)) {
var internalModuleReference = declaration.moduleReference;
var firstIdentifier = getFirstIdentifier(internalModuleReference);
var importSymbol = resolveName(declaration, firstIdentifier.escapedText, 67216319 | 67901928 | 1920, undefined, undefined, false);
if (importSymbol) {
buildVisibleNodeList(importSymbol.declarations);
}
}
});
}
}
function pushTypeResolution(target, propertyName) {
var resolutionCycleStartIndex = findResolutionCycleStartIndex(target, propertyName);
if (resolutionCycleStartIndex >= 0) {
var length_2 = resolutionTargets.length;
for (var i = resolutionCycleStartIndex; i < length_2; i++) {
resolutionResults[i] = false;
}
return false;
}
resolutionTargets.push(target);
resolutionResults.push(true);
resolutionPropertyNames.push(propertyName);
return true;
}
function findResolutionCycleStartIndex(target, propertyName) {
for (var i = resolutionTargets.length - 1; i >= 0; i--) {
if (hasType(resolutionTargets[i], resolutionPropertyNames[i])) {
return -1;
}
if (resolutionTargets[i] === target && resolutionPropertyNames[i] === propertyName) {
return i;
}
}
return -1;
}
function hasType(target, propertyName) {
if (propertyName === 0) {
return !!getSymbolLinks(target).type;
}
if (propertyName === 2) {
return !!getSymbolLinks(target).declaredType;
}
if (propertyName === 1) {
return !!target.resolvedBaseConstructorType;
}
if (propertyName === 3) {
return !!target.resolvedReturnType;
}
if (propertyName === 4) {
var bc = target.resolvedBaseConstraint;
return !!bc && bc !== circularConstraintType;
}
return ts.Debug.fail("Unhandled TypeSystemPropertyName " + propertyName);
}
function popTypeResolution() {
resolutionTargets.pop();
resolutionPropertyNames.pop();
return resolutionResults.pop();
}
function getDeclarationContainer(node) {
return ts.findAncestor(ts.getRootDeclaration(node), function (node) {
switch (node.kind) {
case 235:
case 236:
case 251:
case 250:
case 249:
case 248:
return false;
default:
return true;
}
}).parent;
}
function getTypeOfPrototypeProperty(prototype) {
var classType = getDeclaredTypeOfSymbol(getParentOfSymbol(prototype));
return classType.typeParameters ? createTypeReference(classType, ts.map(classType.typeParameters, function (_) { return anyType; })) : classType;
}
function getTypeOfPropertyOfType(type, name) {
var prop = getPropertyOfType(type, name);
return prop ? getTypeOfSymbol(prop) : undefined;
}
function isTypeAny(type) {
return type && (type.flags & 1) !== 0;
}
function getTypeForBindingElementParent(node) {
var symbol = getSymbolOfNode(node);
return symbol && getSymbolLinks(symbol).type || getTypeForVariableLikeDeclaration(node, false);
}
function isComputedNonLiteralName(name) {
return name.kind === 147 && !ts.isStringOrNumericLiteral(name.expression);
}
function getRestType(source, properties, symbol) {
source = filterType(source, function (t) { return !(t.flags & 24576); });
if (source.flags & 32768) {
return emptyObjectType;
}
if (source.flags & 262144) {
return mapType(source, function (t) { return getRestType(t, properties, symbol); });
}
var members = ts.createSymbolTable();
var names = ts.createUnderscoreEscapedMap();
for (var _i = 0, properties_2 = properties; _i < properties_2.length; _i++) {
var name = properties_2[_i];
names.set(ts.getTextOfPropertyName(name), true);
}
for (var _a = 0, _b = getPropertiesOfType(source); _a < _b.length; _a++) {
var prop = _b[_a];
var inNamesToRemove = names.has(prop.escapedName);
var isPrivate = ts.getDeclarationModifierFlagsFromSymbol(prop) & (8 | 16);
var isSetOnlyAccessor = prop.flags & 65536 && !(prop.flags & 32768);
if (!inNamesToRemove && !isPrivate && !isClassMethod(prop) && !isSetOnlyAccessor) {
members.set(prop.escapedName, getNonReadonlySymbol(prop));
}
}
var stringIndexInfo = getIndexInfoOfType(source, 0);
var numberIndexInfo = getIndexInfoOfType(source, 1);
return createAnonymousType(symbol, members, ts.emptyArray, ts.emptyArray, stringIndexInfo, numberIndexInfo);
}
function getTypeForBindingElement(declaration) {
var pattern = declaration.parent;
var parentType = getTypeForBindingElementParent(pattern.parent);
if (parentType === errorType) {
return errorType;
}
if (!parentType) {
return declaration.initializer ? checkDeclarationInitializer(declaration) : parentType;
}
if (isTypeAny(parentType)) {
return parentType;
}
var type;
if (pattern.kind === 182) {
if (declaration.dotDotDotToken) {
if (parentType.flags & 2 || !isValidSpreadType(parentType)) {
error(declaration, ts.Diagnostics.Rest_types_may_only_be_created_from_object_types);
return errorType;
}
var literalMembers = [];
for (var _i = 0, _a = pattern.elements; _i < _a.length; _i++) {
var element = _a[_i];
if (!element.dotDotDotToken) {
literalMembers.push(element.propertyName || element.name);
}
}
type = getRestType(parentType, literalMembers, declaration.symbol);
}
else {
var name = declaration.propertyName || declaration.name;
var isLate = isLateBindableName(name);
var isWellKnown = ts.isComputedPropertyName(name) && ts.isWellKnownSymbolSyntactically(name.expression);
if (!isLate && !isWellKnown && isComputedNonLiteralName(name)) {
var exprType = checkExpression(name.expression);
if (isTypeAssignableToKind(exprType, 3072)) {
if (noImplicitAny) {
error(declaration, ts.Diagnostics.Type_0_cannot_be_used_to_index_type_1, typeToString(exprType), typeToString(parentType));
}
return anyType;
}
var indexerType = isTypeAssignableToKind(exprType, 168) && getIndexTypeOfType(parentType, 1) || getIndexTypeOfType(parentType, 0);
if (!indexerType && noImplicitAny && !compilerOptions.suppressImplicitAnyIndexErrors) {
if (getIndexTypeOfType(parentType, 1)) {
error(declaration, ts.Diagnostics.Element_implicitly_has_an_any_type_because_index_expression_is_not_of_type_number);
}
else {
error(declaration, ts.Diagnostics.Element_implicitly_has_an_any_type_because_type_0_has_no_index_signature, typeToString(parentType));
}
}
return indexerType || anyType;
}
var nameType = isLate ? checkComputedPropertyName(name) : undefined;
var text = isLate ? getLateBoundNameFromType(nameType) :
isWellKnown ? ts.getPropertyNameForKnownSymbolName(ts.idText(name.expression.name)) :
ts.getTextOfPropertyName(name);
if (strictNullChecks && declaration.flags & 4194304 && ts.isParameterDeclaration(declaration)) {
parentType = getNonNullableType(parentType);
}
if (isLate && nameType && !getPropertyOfType(parentType, text) && isTypeAssignableToKind(nameType, 3072)) {
if (noImplicitAny) {
error(declaration, ts.Diagnostics.Type_0_cannot_be_used_to_index_type_1, typeToString(nameType), typeToString(parentType));
}
return anyType;
}
var declaredType = getConstraintForLocation(getTypeOfPropertyOfType(parentType, text), declaration.name);
type = declaredType && getFlowTypeOfReference(declaration, declaredType) ||
isNumericLiteralName(text) && getIndexTypeOfType(parentType, 1) ||
getIndexTypeOfType(parentType, 0);
if (!type) {
error(name, ts.Diagnostics.Type_0_has_no_property_1_and_no_string_index_signature, typeToString(parentType), ts.declarationNameToString(name));
return errorType;
}
}
}
else {
var elementType = checkIteratedTypeOrElementType(parentType, pattern, false, false);
var index = pattern.elements.indexOf(declaration);
if (declaration.dotDotDotToken) {
type = isTupleType(parentType) ?
getArrayLiteralType((parentType.typeArguments || ts.emptyArray).slice(index, getTypeReferenceArity(parentType))) :
createArrayType(elementType);
}
else {
var index_1 = pattern.elements.indexOf(declaration);
type = isTupleLikeType(parentType) ?
getTupleElementType(parentType, index_1) || declaration.initializer && checkDeclarationInitializer(declaration) :
elementType;
if (!type) {
if (isTupleType(parentType)) {
error(declaration, ts.Diagnostics.Tuple_type_0_with_length_1_cannot_be_assigned_to_tuple_with_length_2, typeToString(parentType), getTypeReferenceArity(parentType), pattern.elements.length);
}
else {
error(declaration, ts.Diagnostics.Type_0_has_no_property_1, typeToString(parentType), "" + index_1);
}
return errorType;
}
}
}
if (strictNullChecks && declaration.initializer && !(getFalsyFlags(checkExpressionCached(declaration.initializer)) & 8192)) {
type = getTypeWithFacts(type, 131072);
}
return declaration.initializer && !ts.getEffectiveTypeAnnotationNode(ts.walkUpBindingElementsAndPatterns(declaration)) ?
getUnionType([type, checkExpressionCached(declaration.initializer)], 2) :
type;
}
function getTypeForDeclarationFromJSDocComment(declaration) {
var jsdocType = ts.getJSDocType(declaration);
if (jsdocType) {
return getTypeFromTypeNode(jsdocType);
}
return undefined;
}
function isNullOrUndefined(node) {
var expr = ts.skipParentheses(node);
return expr.kind === 95 || expr.kind === 71 && getResolvedSymbol(expr) === undefinedSymbol;
}
function isEmptyArrayLiteral(node) {
var expr = ts.skipParentheses(node);
return expr.kind === 185 && expr.elements.length === 0;
}
function addOptionality(type, optional) {
if (optional === void 0) { optional = true; }
return strictNullChecks && optional ? getOptionalType(type) : type;
}
function getTypeForVariableLikeDeclaration(declaration, includeOptionality) {
if (ts.isVariableDeclaration(declaration) && declaration.parent.parent.kind === 224) {
var indexType = getIndexType(checkNonNullExpression(declaration.parent.parent.expression));
return indexType.flags & (65536 | 1048576) ? getExtractStringType(indexType) : stringType;
}
if (ts.isVariableDeclaration(declaration) && declaration.parent.parent.kind === 225) {
var forOfStatement = declaration.parent.parent;
return checkRightHandSideOfForOf(forOfStatement.expression, forOfStatement.awaitModifier) || anyType;
}
if (ts.isBindingPattern(declaration.parent)) {
return getTypeForBindingElement(declaration);
}
var isOptional = includeOptionality && (ts.isParameter(declaration) && isJSDocOptionalParameter(declaration)
|| !ts.isBindingElement(declaration) && !ts.isVariableDeclaration(declaration) && !!declaration.questionToken);
var declaredType = tryGetTypeFromEffectiveTypeNode(declaration);
if (declaredType) {
return addOptionality(declaredType, isOptional);
}
if ((noImplicitAny || ts.isInJavaScriptFile(declaration)) &&
declaration.kind === 235 && !ts.isBindingPattern(declaration.name) &&
!(ts.getCombinedModifierFlags(declaration) & 1) && !(declaration.flags & 4194304)) {
if (!(ts.getCombinedNodeFlags(declaration) & 2) && (!declaration.initializer || isNullOrUndefined(declaration.initializer))) {
return autoType;
}
if (declaration.initializer && isEmptyArrayLiteral(declaration.initializer)) {
return autoArrayType;
}
}
if (declaration.kind === 149) {
var func = declaration.parent;
if (func.kind === 157 && !hasNonBindableDynamicName(func)) {
var getter = ts.getDeclarationOfKind(getSymbolOfNode(declaration.parent), 156);
if (getter) {
var getterSignature = getSignatureFromDeclaration(getter);
var thisParameter = getAccessorThisParameter(func);
if (thisParameter && declaration === thisParameter) {
ts.Debug.assert(!thisParameter.type);
return getTypeOfSymbol(getterSignature.thisParameter);
}
return getReturnTypeOfSignature(getterSignature);
}
}
var type = void 0;
if (declaration.symbol.escapedName === "this") {
type = getContextualThisParameterType(func);
}
else {
type = getContextuallyTypedParameterType(declaration);
}
if (type) {
return addOptionality(type, isOptional);
}
}
if (declaration.initializer) {
var type = checkDeclarationInitializer(declaration);
return addOptionality(type, isOptional);
}
if (ts.isJsxAttribute(declaration)) {
return trueType;
}
if (ts.isBindingPattern(declaration.name)) {
return getTypeFromBindingPattern(declaration.name, false, true);
}
return undefined;
}
function getWidenedTypeFromJSSpecialPropertyDeclarations(symbol) {
var specialDeclaration = ts.getAssignedJavascriptInitializer(symbol.valueDeclaration);
if (specialDeclaration) {
return getWidenedLiteralType(checkExpressionCached(specialDeclaration));
}
var types = [];
var constructorTypes;
var definedInConstructor = false;
var definedInMethod = false;
var jsDocType;
var _loop_4 = function (declaration) {
var declarationInConstructor = false;
var expression = ts.isBinaryExpression(declaration) ? declaration :
ts.isPropertyAccessExpression(declaration) ? ts.isBinaryExpression(declaration.parent) ? declaration.parent : declaration :
undefined;
if (!expression) {
return { value: errorType };
}
var special = ts.isPropertyAccessExpression(expression) ? ts.getSpecialPropertyAccessKind(expression) : ts.getSpecialPropertyAssignmentKind(expression);
if (special === 4) {
var thisContainer = ts.getThisContainer(expression, false);
declarationInConstructor = thisContainer.kind === 155 ||
thisContainer.kind === 237 ||
(thisContainer.kind === 194 && !ts.isPrototypePropertyAssignment(thisContainer.parent));
if (declarationInConstructor) {
definedInConstructor = true;
}
else {
definedInMethod = true;
}
}
var type_1 = getTypeForDeclarationFromJSDocComment(expression.parent);
if (type_1) {
var declarationType = getWidenedType(type_1);
if (!jsDocType) {
jsDocType = declarationType;
}
else if (jsDocType !== errorType && declarationType !== errorType &&
!isTypeIdenticalTo(jsDocType, declarationType) &&
!(symbol.flags & 67108864)) {
errorNextVariableOrPropertyDeclarationMustHaveSameType(jsDocType, declaration, declarationType);
}
}
else if (!jsDocType && ts.isBinaryExpression(expression)) {
var type_2 = getWidenedLiteralType(checkExpressionCached(expression.right));
if (ts.getObjectFlags(type_2) & 16 &&
special === 2 &&
symbol.escapedName === "export=") {
var exportedType_1 = resolveStructuredTypeMembers(type_2);
var members_3 = ts.createSymbolTable();
ts.copyEntries(exportedType_1.members, members_3);
symbol.exports.forEach(function (s, name) {
if (members_3.has(name)) {
var exportedMember = exportedType_1.members.get(name);
var union = createSymbol(s.flags | exportedMember.flags, name);
union.type = getUnionType([getTypeOfSymbol(s), getTypeOfSymbol(exportedMember)]);
members_3.set(name, union);
}
else {
members_3.set(name, s);
}
});
type_2 = createAnonymousType(exportedType_1.symbol, members_3, exportedType_1.callSignatures, exportedType_1.constructSignatures, exportedType_1.stringIndexInfo, exportedType_1.numberIndexInfo);
}
var anyedType = type_2;
if (isEmptyArrayLiteralType(type_2)) {
anyedType = anyArrayType;
if (noImplicitAny) {
reportImplicitAnyError(expression, anyArrayType);
}
}
types.push(anyedType);
if (declarationInConstructor) {
(constructorTypes || (constructorTypes = [])).push(anyedType);
}
}
};
for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) {
var declaration = _a[_i];
var state_2 = _loop_4(declaration);
if (typeof state_2 === "object")
return state_2.value;
}
var type = jsDocType;
if (!type) {
if (definedInMethod) {
var propType = getTypeOfSpecialPropertyOfBaseType(symbol);
if (propType) {
(constructorTypes || (constructorTypes = [])).push(propType);
definedInConstructor = true;
}
}
var sourceTypes = ts.some(constructorTypes, function (t) { return !!(t.flags & ~(24576 | 134217728)); }) ? constructorTypes : types;
type = getUnionType(sourceTypes, 2);
}
var widened = getWidenedType(addOptionality(type, definedInMethod && !definedInConstructor));
if (filterType(widened, function (t) { return !!(t.flags & ~24576); }) === neverType) {
if (noImplicitAny) {
reportImplicitAnyError(symbol.valueDeclaration, anyType);
}
return anyType;
}
return widened;
}
function getTypeOfSpecialPropertyOfBaseType(specialProperty) {
var parentDeclaration = ts.forEach(specialProperty.declarations, function (d) {
var parent = ts.getThisContainer(d, false).parent;
return ts.isClassLike(parent) && parent;
});
if (parentDeclaration) {
var classType = getDeclaredTypeOfSymbol(getSymbolOfNode(parentDeclaration));
var baseClassType = classType && getBaseTypes(classType)[0];
if (baseClassType) {
return getTypeOfPropertyOfType(baseClassType, specialProperty.escapedName);
}
}
}
function getTypeFromBindingElement(element, includePatternInType, reportErrors) {
if (element.initializer) {
return addOptionality(checkDeclarationInitializer(element));
}
if (ts.isBindingPattern(element.name)) {
return getTypeFromBindingPattern(element.name, includePatternInType, reportErrors);
}
if (reportErrors && noImplicitAny && !declarationBelongsToPrivateAmbientMember(element)) {
reportImplicitAnyError(element, anyType);
}
return anyType;
}
function getTypeFromObjectBindingPattern(pattern, includePatternInType, reportErrors) {
var members = ts.createSymbolTable();
var stringIndexInfo;
var objectFlags = 128;
ts.forEach(pattern.elements, function (e) {
var name = e.propertyName || e.name;
if (isComputedNonLiteralName(name)) {
objectFlags |= 512;
return;
}
if (e.dotDotDotToken) {
stringIndexInfo = createIndexInfo(anyType, false);
return;
}
var text = ts.getTextOfPropertyName(name);
var flags = 4 | (e.initializer ? 16777216 : 0);
var symbol = createSymbol(flags, text);
symbol.type = getTypeFromBindingElement(e, includePatternInType, reportErrors);
symbol.bindingElement = e;
members.set(symbol.escapedName, symbol);
});
var result = createAnonymousType(undefined, members, ts.emptyArray, ts.emptyArray, stringIndexInfo, undefined);
result.flags |= 268435456;
result.objectFlags |= objectFlags;
if (includePatternInType) {
result.pattern = pattern;
}
return result;
}
function getTypeFromArrayBindingPattern(pattern, includePatternInType, reportErrors) {
var elements = pattern.elements;
var lastElement = ts.lastOrUndefined(elements);
var hasRestElement = !!(lastElement && lastElement.kind === 184 && lastElement.dotDotDotToken);
if (elements.length === 0 || elements.length === 1 && hasRestElement) {
return languageVersion >= 2 ? createIterableType(anyType) : anyArrayType;
}
var elementTypes = ts.map(elements, function (e) { return ts.isOmittedExpression(e) ? anyType : getTypeFromBindingElement(e, includePatternInType, reportErrors); });
var minLength = ts.findLastIndex(elements, function (e) { return !ts.isOmittedExpression(e) && !hasDefaultValue(e); }, elements.length - (hasRestElement ? 2 : 1)) + 1;
var result = createTupleType(elementTypes, minLength, hasRestElement);
if (includePatternInType) {
result = cloneTypeReference(result);
result.pattern = pattern;
}
return result;
}
function getTypeFromBindingPattern(pattern, includePatternInType, reportErrors) {
if (includePatternInType === void 0) { includePatternInType = false; }
if (reportErrors === void 0) { reportErrors = false; }
return pattern.kind === 182
? getTypeFromObjectBindingPattern(pattern, includePatternInType, reportErrors)
: getTypeFromArrayBindingPattern(pattern, includePatternInType, reportErrors);
}
function getWidenedTypeForVariableLikeDeclaration(declaration, reportErrors) {
return widenTypeForVariableLikeDeclaration(getTypeForVariableLikeDeclaration(declaration, true), declaration, reportErrors);
}
function widenTypeForVariableLikeDeclaration(type, declaration, reportErrors) {
if (type) {
if (reportErrors) {
reportErrorsFromWidening(declaration, type);
}
if (type.flags & 2048 && (ts.isBindingElement(declaration) || !declaration.type) && type.symbol !== getSymbolOfNode(declaration)) {
type = esSymbolType;
}
return getWidenedType(type);
}
type = ts.isParameter(declaration) && declaration.dotDotDotToken ? anyArrayType : anyType;
if (reportErrors && noImplicitAny) {
if (!declarationBelongsToPrivateAmbientMember(declaration)) {
reportImplicitAnyError(declaration, type);
}
}
return type;
}
function declarationBelongsToPrivateAmbientMember(declaration) {
var root = ts.getRootDeclaration(declaration);
var memberDeclaration = root.kind === 149 ? root.parent : root;
return isPrivateWithinAmbient(memberDeclaration);
}
function tryGetTypeFromEffectiveTypeNode(declaration) {
var typeNode = ts.getEffectiveTypeAnnotationNode(declaration);
if (typeNode) {
return getTypeFromTypeNode(typeNode);
}
}
function getTypeOfVariableOrParameterOrProperty(symbol) {
var links = getSymbolLinks(symbol);
if (!links.type) {
if (symbol.flags & 4194304) {
return links.type = getTypeOfPrototypeProperty(symbol);
}
if (symbol === requireSymbol || symbol === moduleSymbol) {
return links.type = anyType;
}
var declaration = symbol.valueDeclaration;
if (ts.isCatchClauseVariableDeclarationOrBindingElement(declaration)) {
return links.type = anyType;
}
if (ts.isSourceFile(declaration)) {
var jsonSourceFile = ts.cast(declaration, ts.isJsonSourceFile);
return links.type = jsonSourceFile.statements.length ? checkExpression(jsonSourceFile.statements[0].expression) : emptyObjectType;
}
if (declaration.kind === 252) {
return links.type = checkExpression(declaration.expression);
}
if (!pushTypeResolution(symbol, 0)) {
return errorType;
}
var type = getJSSpecialType(symbol, declaration);
if (!type) {
if (ts.isJSDocPropertyLikeTag(declaration)
|| ts.isPropertyAccessExpression(declaration)
|| ts.isIdentifier(declaration)
|| ts.isClassDeclaration(declaration)
|| ts.isFunctionDeclaration(declaration)
|| (ts.isMethodDeclaration(declaration) && !ts.isObjectLiteralMethod(declaration))
|| ts.isMethodSignature(declaration)) {
if (symbol.flags & (16 | 8192 | 32 | 384 | 512)) {
return getTypeOfFuncClassEnumModule(symbol);
}
type = tryGetTypeFromEffectiveTypeNode(declaration) || anyType;
}
else if (ts.isPropertyAssignment(declaration)) {
type = tryGetTypeFromEffectiveTypeNode(declaration) || checkPropertyAssignment(declaration);
}
else if (ts.isJsxAttribute(declaration)) {
type = tryGetTypeFromEffectiveTypeNode(declaration) || checkJsxAttribute(declaration);
}
else if (ts.isShorthandPropertyAssignment(declaration)) {
type = tryGetTypeFromEffectiveTypeNode(declaration) || checkExpressionForMutableLocation(declaration.name, 0);
}
else if (ts.isObjectLiteralMethod(declaration)) {
type = tryGetTypeFromEffectiveTypeNode(declaration) || checkObjectLiteralMethod(declaration, 0);
}
else if (ts.isParameter(declaration)
|| ts.isPropertyDeclaration(declaration)
|| ts.isPropertySignature(declaration)
|| ts.isVariableDeclaration(declaration)
|| ts.isBindingElement(declaration)) {
type = getWidenedTypeForVariableLikeDeclaration(declaration, true);
}
else {
return ts.Debug.fail("Unhandled declaration kind! " + ts.Debug.showSyntaxKind(declaration) + " for " + ts.Debug.showSymbol(symbol));
}
}
if (!popTypeResolution()) {
type = reportCircularityError(symbol);
}
links.type = type;
}
return links.type;
}
function getJSSpecialType(symbol, decl) {
if (!ts.isInJavaScriptFile(decl)) {
return undefined;
}
else if (ts.isJSDocPropertyLikeTag(decl) && decl.typeExpression) {
return getTypeFromTypeNode(decl.typeExpression.type);
}
else if (ts.isBinaryExpression(decl) ||
ts.isPropertyAccessExpression(decl) && ts.isBinaryExpression(decl.parent)) {
return getJSInitializerType(decl, symbol, ts.getAssignedJavascriptInitializer(ts.isBinaryExpression(decl) ? decl.left : decl)) ||
getWidenedTypeFromJSSpecialPropertyDeclarations(symbol);
}
else if (ts.isParameter(decl)
|| ts.isPropertyDeclaration(decl)
|| ts.isPropertySignature(decl)
|| ts.isVariableDeclaration(decl)
|| ts.isBindingElement(decl)) {
var isOptional = ts.isParameter(decl) && isJSDocOptionalParameter(decl) ||
!ts.isBindingElement(decl) && !ts.isVariableDeclaration(decl) && !!decl.questionToken;
var declaredType = tryGetTypeFromEffectiveTypeNode(decl);
return declaredType && addOptionality(declaredType, isOptional) ||
getJSInitializerType(decl, symbol, ts.getDeclaredJavascriptInitializer(decl)) ||
getWidenedTypeForVariableLikeDeclaration(decl, true);
}
}
function getJSInitializerType(decl, symbol, init) {
if (init && ts.isInJavaScriptFile(init) && ts.isObjectLiteralExpression(init)) {
var exports_1 = ts.createSymbolTable();
while (ts.isBinaryExpression(decl) || ts.isPropertyAccessExpression(decl)) {
var s_1 = getSymbolOfNode(decl);
if (s_1 && ts.hasEntries(s_1.exports)) {
mergeSymbolTable(exports_1, s_1.exports);
}
decl = ts.isBinaryExpression(decl) ? decl.parent : decl.parent.parent;
}
var s = getSymbolOfNode(decl);
if (s && ts.hasEntries(s.exports)) {
mergeSymbolTable(exports_1, s.exports);
}
return createAnonymousType(symbol, exports_1, ts.emptyArray, ts.emptyArray, jsObjectLiteralIndexInfo, undefined);
}
}
function getAnnotatedAccessorType(accessor) {
if (accessor) {
if (accessor.kind === 156) {
var getterTypeAnnotation = ts.getEffectiveReturnTypeNode(accessor);
return getterTypeAnnotation && getTypeFromTypeNode(getterTypeAnnotation);
}
else {
var setterTypeAnnotation = ts.getEffectiveSetAccessorTypeAnnotationNode(accessor);
return setterTypeAnnotation && getTypeFromTypeNode(setterTypeAnnotation);
}
}
return undefined;
}
function getAnnotatedAccessorThisParameter(accessor) {
var parameter = getAccessorThisParameter(accessor);
return parameter && parameter.symbol;
}
function getThisTypeOfDeclaration(declaration) {
return getThisTypeOfSignature(getSignatureFromDeclaration(declaration));
}
function getTypeOfAccessors(symbol) {
var links = getSymbolLinks(symbol);
if (!links.type) {
var getter = ts.getDeclarationOfKind(symbol, 156);
var setter = ts.getDeclarationOfKind(symbol, 157);
if (getter && ts.isInJavaScriptFile(getter)) {
var jsDocType = getTypeForDeclarationFromJSDocComment(getter);
if (jsDocType) {
return links.type = jsDocType;
}
}
if (!pushTypeResolution(symbol, 0)) {
return errorType;
}
var type = void 0;
var getterReturnType = getAnnotatedAccessorType(getter);
if (getterReturnType) {
type = getterReturnType;
}
else {
var setterParameterType = getAnnotatedAccessorType(setter);
if (setterParameterType) {
type = setterParameterType;
}
else {
if (getter && getter.body) {
type = getReturnTypeFromBody(getter);
}
else {
if (noImplicitAny) {
if (setter) {
error(setter, ts.Diagnostics.Property_0_implicitly_has_type_any_because_its_set_accessor_lacks_a_parameter_type_annotation, symbolToString(symbol));
}
else {
ts.Debug.assert(!!getter, "there must existed getter as we are current checking either setter or getter in this function");
error(getter, ts.Diagnostics.Property_0_implicitly_has_type_any_because_its_get_accessor_lacks_a_return_type_annotation, symbolToString(symbol));
}
}
type = anyType;
}
}
}
if (!popTypeResolution()) {
type = anyType;
if (noImplicitAny) {
var getter_1 = ts.getDeclarationOfKind(symbol, 156);
error(getter_1, ts.Diagnostics._0_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions, symbolToString(symbol));
}
}
links.type = type;
}
return links.type;
}
function getBaseTypeVariableOfClass(symbol) {
var baseConstructorType = getBaseConstructorTypeOfClass(getDeclaredTypeOfClassOrInterface(symbol));
return baseConstructorType.flags & 2162688 ? baseConstructorType : undefined;
}
function getTypeOfFuncClassEnumModule(symbol) {
var links = getSymbolLinks(symbol);
if (!links.type) {
var jsDeclaration = ts.getDeclarationOfJSInitializer(symbol.valueDeclaration);
if (jsDeclaration) {
var jsSymbol = getSymbolOfNode(jsDeclaration);
if (jsSymbol && (ts.hasEntries(jsSymbol.exports) || ts.hasEntries(jsSymbol.members))) {
symbol = cloneSymbol(symbol);
links = symbol;
if (ts.hasEntries(jsSymbol.exports)) {
symbol.exports = symbol.exports || ts.createSymbolTable();
mergeSymbolTable(symbol.exports, jsSymbol.exports);
}
if (ts.hasEntries(jsSymbol.members)) {
symbol.members = symbol.members || ts.createSymbolTable();
mergeSymbolTable(symbol.members, jsSymbol.members);
}
}
}
if (symbol.flags & 1536 && ts.isShorthandAmbientModuleSymbol(symbol)) {
links.type = anyType;
}
else if (symbol.valueDeclaration.kind === 202 ||
symbol.valueDeclaration.kind === 187 && symbol.valueDeclaration.parent.kind === 202) {
links.type = getWidenedTypeFromJSSpecialPropertyDeclarations(symbol);
}
else {
var type = createObjectType(16, symbol);
if (symbol.flags & 32) {
var baseTypeVariable = getBaseTypeVariableOfClass(symbol);
links.type = baseTypeVariable ? getIntersectionType([type, baseTypeVariable]) : type;
}
else {
links.type = strictNullChecks && symbol.flags & 16777216 ? getOptionalType(type) : type;
}
}
}
return links.type;
}
function getTypeOfEnumMember(symbol) {
var links = getSymbolLinks(symbol);
if (!links.type) {
links.type = getDeclaredTypeOfEnumMember(symbol);
}
return links.type;
}
function getTypeOfAlias(symbol) {
var links = getSymbolLinks(symbol);
if (!links.type) {
var targetSymbol = resolveAlias(symbol);
links.type = targetSymbol.flags & 67216319
? getTypeOfSymbol(targetSymbol)
: errorType;
}
return links.type;
}
function getTypeOfInstantiatedSymbol(symbol) {
var links = getSymbolLinks(symbol);
if (!links.type) {
if (symbolInstantiationDepth === 100) {
error(symbol.valueDeclaration, ts.Diagnostics.Generic_type_instantiation_is_excessively_deep_and_possibly_infinite);
links.type = errorType;
}
else {
if (!pushTypeResolution(symbol, 0)) {
return errorType;
}
symbolInstantiationDepth++;
var type = instantiateType(getTypeOfSymbol(links.target), links.mapper);
symbolInstantiationDepth--;
if (!popTypeResolution()) {
type = reportCircularityError(symbol);
}
links.type = type;
}
}
return links.type;
}
function reportCircularityError(symbol) {
if (ts.getEffectiveTypeAnnotationNode(symbol.valueDeclaration)) {
error(symbol.valueDeclaration, ts.Diagnostics._0_is_referenced_directly_or_indirectly_in_its_own_type_annotation, symbolToString(symbol));
return errorType;
}
if (noImplicitAny) {
error(symbol.valueDeclaration, ts.Diagnostics._0_implicitly_has_type_any_because_it_does_not_have_a_type_annotation_and_is_referenced_directly_or_indirectly_in_its_own_initializer, symbolToString(symbol));
}
return anyType;
}
function getTypeOfSymbol(symbol) {
if (ts.getCheckFlags(symbol) & 1) {
return getTypeOfInstantiatedSymbol(symbol);
}
if (ts.getCheckFlags(symbol) & 2048) {
return getTypeOfReverseMappedSymbol(symbol);
}
if (symbol.flags & (3 | 4)) {
return getTypeOfVariableOrParameterOrProperty(symbol);
}
if (symbol.flags & (16 | 8192 | 32 | 384 | 512)) {
return getTypeOfFuncClassEnumModule(symbol);
}
if (symbol.flags & 8) {
return getTypeOfEnumMember(symbol);
}
if (symbol.flags & 98304) {
return getTypeOfAccessors(symbol);
}
if (symbol.flags & 2097152) {
return getTypeOfAlias(symbol);
}
return errorType;
}
function isReferenceToType(type, target) {
return type !== undefined
&& target !== undefined
&& (ts.getObjectFlags(type) & 4) !== 0
&& type.target === target;
}
function getTargetType(type) {
return ts.getObjectFlags(type) & 4 ? type.target : type;
}
function hasBaseType(type, checkBase) {
return check(type);
function check(type) {
if (ts.getObjectFlags(type) & (3 | 4)) {
var target = getTargetType(type);
return target === checkBase || ts.some(getBaseTypes(target), check);
}
else if (type.flags & 524288) {
return ts.some(type.types, check);
}
return false;
}
}
function appendTypeParameters(typeParameters, declarations) {
for (var _i = 0, declarations_2 = declarations; _i < declarations_2.length; _i++) {
var declaration = declarations_2[_i];
typeParameters = ts.appendIfUnique(typeParameters, getDeclaredTypeOfTypeParameter(getSymbolOfNode(declaration)));
}
return typeParameters;
}
function getOuterTypeParameters(node, includeThisTypes) {
while (true) {
node = node.parent;
if (!node) {
return undefined;
}
switch (node.kind) {
case 238:
case 207:
case 239:
case 158:
case 159:
case 153:
case 163:
case 164:
case 287:
case 237:
case 154:
case 194:
case 195:
case 240:
case 300:
case 301:
case 295:
case 179:
case 173:
var outerTypeParameters = getOuterTypeParameters(node, includeThisTypes);
if (node.kind === 179) {
return ts.append(outerTypeParameters, getDeclaredTypeOfTypeParameter(getSymbolOfNode(node.typeParameter)));
}
else if (node.kind === 173) {
return ts.concatenate(outerTypeParameters, getInferTypeParameters(node));
}
var outerAndOwnTypeParameters = appendTypeParameters(outerTypeParameters, ts.getEffectiveTypeParameterDeclarations(node));
var thisType = includeThisTypes &&
(node.kind === 238 || node.kind === 207 || node.kind === 239) &&
getDeclaredTypeOfClassOrInterface(getSymbolOfNode(node)).thisType;
return thisType ? ts.append(outerAndOwnTypeParameters, thisType) : outerAndOwnTypeParameters;
}
}
}
function getOuterTypeParametersOfClassOrInterface(symbol) {
var declaration = symbol.flags & 32 ? symbol.valueDeclaration : ts.getDeclarationOfKind(symbol, 239);
return getOuterTypeParameters(declaration);
}
function getLocalTypeParametersOfClassOrInterfaceOrTypeAlias(symbol) {
var result;
for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) {
var node = _a[_i];
if (node.kind === 239 ||
node.kind === 238 ||
node.kind === 207 ||
ts.isTypeAlias(node)) {
var declaration = node;
result = appendTypeParameters(result, ts.getEffectiveTypeParameterDeclarations(declaration));
}
}
return result;
}
function getTypeParametersOfClassOrInterface(symbol) {
return ts.concatenate(getOuterTypeParametersOfClassOrInterface(symbol), getLocalTypeParametersOfClassOrInterfaceOrTypeAlias(symbol));
}
function isMixinConstructorType(type) {
var signatures = getSignaturesOfType(type, 1);
if (signatures.length === 1) {
var s = signatures[0];
return !s.typeParameters && s.parameters.length === 1 && s.hasRestParameter && getTypeOfParameter(s.parameters[0]) === anyArrayType;
}
return false;
}
function isConstructorType(type) {
if (isValidBaseType(type) && getSignaturesOfType(type, 1).length > 0) {
return true;
}
if (type.flags & 2162688) {
var constraint = getBaseConstraintOfType(type);
return !!constraint && isValidBaseType(constraint) && isMixinConstructorType(constraint);
}
return false;
}
function getBaseTypeNodeOfClass(type) {
return ts.getEffectiveBaseTypeNode(type.symbol.valueDeclaration);
}
function getConstructorsForTypeArguments(type, typeArgumentNodes, location) {
var typeArgCount = ts.length(typeArgumentNodes);
var isJavaScript = ts.isInJavaScriptFile(location);
return ts.filter(getSignaturesOfType(type, 1), function (sig) { return (isJavaScript || typeArgCount >= getMinTypeArgumentCount(sig.typeParameters)) && typeArgCount <= ts.length(sig.typeParameters); });
}
function getInstantiatedConstructorsForTypeArguments(type, typeArgumentNodes, location) {
var signatures = getConstructorsForTypeArguments(type, typeArgumentNodes, location);
var typeArguments = ts.map(typeArgumentNodes, getTypeFromTypeNode);
return ts.sameMap(signatures, function (sig) { return ts.some(sig.typeParameters) ? getSignatureInstantiation(sig, typeArguments, ts.isInJavaScriptFile(location)) : sig; });
}
function getBaseConstructorTypeOfClass(type) {
if (!type.resolvedBaseConstructorType) {
var decl = type.symbol.valueDeclaration;
var extended = ts.getEffectiveBaseTypeNode(decl);
var baseTypeNode = getBaseTypeNodeOfClass(type);
if (!baseTypeNode) {
return type.resolvedBaseConstructorType = undefinedType;
}
if (!pushTypeResolution(type, 1)) {
return errorType;
}
var baseConstructorType = checkExpression(baseTypeNode.expression);
if (extended && baseTypeNode !== extended) {
ts.Debug.assert(!extended.typeArguments);
checkExpression(extended.expression);
}
if (baseConstructorType.flags & (131072 | 524288)) {
resolveStructuredTypeMembers(baseConstructorType);
}
if (!popTypeResolution()) {
error(type.symbol.valueDeclaration, ts.Diagnostics._0_is_referenced_directly_or_indirectly_in_its_own_base_expression, symbolToString(type.symbol));
return type.resolvedBaseConstructorType = errorType;
}
if (!(baseConstructorType.flags & 1) && baseConstructorType !== nullWideningType && !isConstructorType(baseConstructorType)) {
error(baseTypeNode.expression, ts.Diagnostics.Type_0_is_not_a_constructor_function_type, typeToString(baseConstructorType));
return type.resolvedBaseConstructorType = errorType;
}
type.resolvedBaseConstructorType = baseConstructorType;
}
return type.resolvedBaseConstructorType;
}
function getBaseTypes(type) {
if (!type.resolvedBaseTypes) {
if (type.objectFlags & 8) {
type.resolvedBaseTypes = [createArrayType(getUnionType(type.typeParameters || ts.emptyArray))];
}
else if (type.symbol.flags & (32 | 64)) {
if (type.symbol.flags & 32) {
resolveBaseTypesOfClass(type);
}
if (type.symbol.flags & 64) {
resolveBaseTypesOfInterface(type);
}
}
else {
ts.Debug.fail("type must be class or interface");
}
}
return type.resolvedBaseTypes;
}
function resolveBaseTypesOfClass(type) {
type.resolvedBaseTypes = ts.resolvingEmptyArray;
var baseConstructorType = getApparentType(getBaseConstructorTypeOfClass(type));
if (!(baseConstructorType.flags & (131072 | 524288 | 1))) {
return type.resolvedBaseTypes = ts.emptyArray;
}
var baseTypeNode = getBaseTypeNodeOfClass(type);
var typeArgs = typeArgumentsFromTypeReferenceNode(baseTypeNode);
var baseType;
var originalBaseType = baseConstructorType && baseConstructorType.symbol ? getDeclaredTypeOfSymbol(baseConstructorType.symbol) : undefined;
if (baseConstructorType.symbol && baseConstructorType.symbol.flags & 32 &&
areAllOuterTypeParametersApplied(originalBaseType)) {
baseType = getTypeFromClassOrInterfaceReference(baseTypeNode, baseConstructorType.symbol, typeArgs);
}
else if (baseConstructorType.flags & 1) {
baseType = baseConstructorType;
}
else {
var constructors = getInstantiatedConstructorsForTypeArguments(baseConstructorType, baseTypeNode.typeArguments, baseTypeNode);
if (!constructors.length) {
error(baseTypeNode.expression, ts.Diagnostics.No_base_constructor_has_the_specified_number_of_type_arguments);
return type.resolvedBaseTypes = ts.emptyArray;
}
baseType = getReturnTypeOfSignature(constructors[0]);
}
if (baseType === errorType) {
return type.resolvedBaseTypes = ts.emptyArray;
}
if (!isValidBaseType(baseType)) {
error(baseTypeNode.expression, ts.Diagnostics.Base_constructor_return_type_0_is_not_a_class_or_interface_type, typeToString(baseType));
return type.resolvedBaseTypes = ts.emptyArray;
}
if (type === baseType || hasBaseType(baseType, type)) {
error(type.symbol.valueDeclaration, ts.Diagnostics.Type_0_recursively_references_itself_as_a_base_type, typeToString(type, undefined, 2));
return type.resolvedBaseTypes = ts.emptyArray;
}
if (type.resolvedBaseTypes === ts.resolvingEmptyArray) {
type.members = undefined;
}
return type.resolvedBaseTypes = [baseType];
}
function areAllOuterTypeParametersApplied(type) {
var outerTypeParameters = type.outerTypeParameters;
if (outerTypeParameters) {
var last_1 = outerTypeParameters.length - 1;
var typeArguments = type.typeArguments;
return outerTypeParameters[last_1].symbol !== typeArguments[last_1].symbol;
}
return true;
}
function isValidBaseType(type) {
return !!(type.flags & (131072 | 16777216 | 1)) && !isGenericMappedType(type) ||
!!(type.flags & 524288) && ts.every(type.types, isValidBaseType);
}
function resolveBaseTypesOfInterface(type) {
type.resolvedBaseTypes = type.resolvedBaseTypes || ts.emptyArray;
for (var _i = 0, _a = type.symbol.declarations; _i < _a.length; _i++) {
var declaration = _a[_i];
if (declaration.kind === 239 && ts.getInterfaceBaseTypeNodes(declaration)) {
for (var _b = 0, _c = ts.getInterfaceBaseTypeNodes(declaration); _b < _c.length; _b++) {
var node = _c[_b];
var baseType = getTypeFromTypeNode(node);
if (baseType !== errorType) {
if (isValidBaseType(baseType)) {
if (type !== baseType && !hasBaseType(baseType, type)) {
if (type.resolvedBaseTypes === ts.emptyArray) {
type.resolvedBaseTypes = [baseType];
}
else {
type.resolvedBaseTypes.push(baseType);
}
}
else {
error(declaration, ts.Diagnostics.Type_0_recursively_references_itself_as_a_base_type, typeToString(type, undefined, 2));
}
}
else {
error(node, ts.Diagnostics.An_interface_may_only_extend_a_class_or_another_interface);
}
}
}
}
}
}
function isThislessInterface(symbol) {
for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) {
var declaration = _a[_i];
if (declaration.kind === 239) {
if (declaration.flags & 64) {
return false;
}
var baseTypeNodes = ts.getInterfaceBaseTypeNodes(declaration);
if (baseTypeNodes) {
for (var _b = 0, baseTypeNodes_1 = baseTypeNodes; _b < baseTypeNodes_1.length; _b++) {
var node = baseTypeNodes_1[_b];
if (ts.isEntityNameExpression(node.expression)) {
var baseSymbol = resolveEntityName(node.expression, 67901928, true);
if (!baseSymbol || !(baseSymbol.flags & 64) || getDeclaredTypeOfClassOrInterface(baseSymbol).thisType) {
return false;
}
}
}
}
}
}
return true;
}
function getDeclaredTypeOfClassOrInterface(symbol) {
var links = getSymbolLinks(symbol);
if (!links.declaredType) {
var kind = symbol.flags & 32 ? 1 : 2;
var type = links.declaredType = createObjectType(kind, symbol);
var outerTypeParameters = getOuterTypeParametersOfClassOrInterface(symbol);
var localTypeParameters = getLocalTypeParametersOfClassOrInterfaceOrTypeAlias(symbol);
if (outerTypeParameters || localTypeParameters || kind === 1 || !isThislessInterface(symbol)) {
type.objectFlags |= 4;
type.typeParameters = ts.concatenate(outerTypeParameters, localTypeParameters);
type.outerTypeParameters = outerTypeParameters;
type.localTypeParameters = localTypeParameters;
type.instantiations = ts.createMap();
type.instantiations.set(getTypeListId(type.typeParameters), type);
type.target = type;
type.typeArguments = type.typeParameters;
type.thisType = createType(65536);
type.thisType.isThisType = true;
type.thisType.symbol = symbol;
type.thisType.constraint = type;
}
}
return links.declaredType;
}
function getDeclaredTypeOfTypeAlias(symbol) {
var links = getSymbolLinks(symbol);
if (!links.declaredType) {
if (!pushTypeResolution(symbol, 2)) {
return errorType;
}
var declaration = ts.find(symbol.declarations, function (d) {
return ts.isJSDocTypeAlias(d) || d.kind === 240;
});
var typeNode = ts.isJSDocTypeAlias(declaration) ? declaration.typeExpression : declaration.type;
var type = typeNode ? getTypeFromTypeNode(typeNode) : errorType;
if (popTypeResolution()) {
var typeParameters = getLocalTypeParametersOfClassOrInterfaceOrTypeAlias(symbol);
if (typeParameters) {
links.typeParameters = typeParameters;
links.instantiations = ts.createMap();
links.instantiations.set(getTypeListId(typeParameters), type);
}
}
else {
type = errorType;
error(declaration.name, ts.Diagnostics.Type_alias_0_circularly_references_itself, symbolToString(symbol));
}
links.declaredType = type;
}
return links.declaredType;
}
function isStringConcatExpression(expr) {
if (expr.kind === 9) {
return true;
}
else if (expr.kind === 202) {
return isStringConcatExpression(expr.left) && isStringConcatExpression(expr.right);
}
return false;
}
function isLiteralEnumMember(member) {
var expr = member.initializer;
if (!expr) {
return !(member.flags & 4194304);
}
switch (expr.kind) {
case 9:
case 8:
return true;
case 200:
return expr.operator === 38 &&
expr.operand.kind === 8;
case 71:
return ts.nodeIsMissing(expr) || !!getSymbolOfNode(member.parent).exports.get(expr.escapedText);
case 202:
return isStringConcatExpression(expr);
default:
return false;
}
}
function getEnumKind(symbol) {
var links = getSymbolLinks(symbol);
if (links.enumKind !== undefined) {
return links.enumKind;
}
var hasNonLiteralMember = false;
for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) {
var declaration = _a[_i];
if (declaration.kind === 241) {
for (var _b = 0, _c = declaration.members; _b < _c.length; _b++) {
var member = _c[_b];
if (member.initializer && member.initializer.kind === 9) {
return links.enumKind = 1;
}
if (!isLiteralEnumMember(member)) {
hasNonLiteralMember = true;
}
}
}
}
return links.enumKind = hasNonLiteralMember ? 0 : 1;
}
function getBaseTypeOfEnumLiteralType(type) {
return type.flags & 512 && !(type.flags & 262144) ? getDeclaredTypeOfSymbol(getParentOfSymbol(type.symbol)) : type;
}
function getDeclaredTypeOfEnum(symbol) {
var links = getSymbolLinks(symbol);
if (links.declaredType) {
return links.declaredType;
}
if (getEnumKind(symbol) === 1) {
enumCount++;
var memberTypeList = [];
for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) {
var declaration = _a[_i];
if (declaration.kind === 241) {
for (var _b = 0, _c = declaration.members; _b < _c.length; _b++) {
var member = _c[_b];
var memberType = getLiteralType(getEnumMemberValue(member), enumCount, getSymbolOfNode(member));
getSymbolLinks(getSymbolOfNode(member)).declaredType = memberType;
memberTypeList.push(memberType);
}
}
}
if (memberTypeList.length) {
var enumType_1 = getUnionType(memberTypeList, 1, symbol, undefined);
if (enumType_1.flags & 262144) {
enumType_1.flags |= 512;
enumType_1.symbol = symbol;
}
return links.declaredType = enumType_1;
}
}
var enumType = createType(32);
enumType.symbol = symbol;
return links.declaredType = enumType;
}
function getDeclaredTypeOfEnumMember(symbol) {
var links = getSymbolLinks(symbol);
if (!links.declaredType) {
var enumType = getDeclaredTypeOfEnum(getParentOfSymbol(symbol));
if (!links.declaredType) {
links.declaredType = enumType;
}
}
return links.declaredType;
}
function getDeclaredTypeOfTypeParameter(symbol) {
var links = getSymbolLinks(symbol);
if (!links.declaredType) {
var type = createType(65536);
type.symbol = symbol;
links.declaredType = type;
}
return links.declaredType;
}
function getDeclaredTypeOfAlias(symbol) {
var links = getSymbolLinks(symbol);
if (!links.declaredType) {
links.declaredType = getDeclaredTypeOfSymbol(resolveAlias(symbol));
}
return links.declaredType;
}
function getDeclaredTypeOfSymbol(symbol) {
return tryGetDeclaredTypeOfSymbol(symbol) || errorType;
}
function tryGetDeclaredTypeOfSymbol(symbol) {
if (symbol.flags & (32 | 64)) {
return getDeclaredTypeOfClassOrInterface(symbol);
}
if (symbol.flags & 524288) {
return getDeclaredTypeOfTypeAlias(symbol);
}
if (symbol.flags & 262144) {
return getDeclaredTypeOfTypeParameter(symbol);
}
if (symbol.flags & 384) {
return getDeclaredTypeOfEnum(symbol);
}
if (symbol.flags & 8) {
return getDeclaredTypeOfEnumMember(symbol);
}
if (symbol.flags & 2097152) {
return getDeclaredTypeOfAlias(symbol);
}
return undefined;
}
function isThislessType(node) {
switch (node.kind) {
case 119:
case 142:
case 137:
case 134:
case 122:
case 138:
case 135:
case 105:
case 140:
case 95:
case 131:
case 180:
return true;
case 167:
return isThislessType(node.elementType);
case 162:
return !node.typeArguments || node.typeArguments.every(isThislessType);
}
return false;
}
function isThislessTypeParameter(node) {
return !node.constraint || isThislessType(node.constraint);
}
function isThislessVariableLikeDeclaration(node) {
var typeNode = ts.getEffectiveTypeAnnotationNode(node);
return typeNode ? isThislessType(typeNode) : !ts.hasInitializer(node);
}
function isThislessFunctionLikeDeclaration(node) {
var returnType = ts.getEffectiveReturnTypeNode(node);
var typeParameters = ts.getEffectiveTypeParameterDeclarations(node);
return (node.kind === 155 || (!!returnType && isThislessType(returnType))) &&
node.parameters.every(isThislessVariableLikeDeclaration) &&
typeParameters.every(isThislessTypeParameter);
}
function isThisless(symbol) {
if (symbol.declarations && symbol.declarations.length === 1) {
var declaration = symbol.declarations[0];
if (declaration) {
switch (declaration.kind) {
case 152:
case 151:
return isThislessVariableLikeDeclaration(declaration);
case 154:
case 153:
case 155:
return isThislessFunctionLikeDeclaration(declaration);
}
}
}
return false;
}
function createInstantiatedSymbolTable(symbols, mapper, mappingThisOnly) {
var result = ts.createSymbolTable();
for (var _i = 0, symbols_2 = symbols; _i < symbols_2.length; _i++) {
var symbol = symbols_2[_i];
result.set(symbol.escapedName, mappingThisOnly && isThisless(symbol) ? symbol : instantiateSymbol(symbol, mapper));
}
return result;
}
function addInheritedMembers(symbols, baseSymbols) {
for (var _i = 0, baseSymbols_1 = baseSymbols; _i < baseSymbols_1.length; _i++) {
var s = baseSymbols_1[_i];
if (!symbols.has(s.escapedName)) {
symbols.set(s.escapedName, s);
}
}
}
function resolveDeclaredMembers(type) {
if (!type.declaredProperties) {
var symbol = type.symbol;
var members = getMembersOfSymbol(symbol);
type.declaredProperties = getNamedMembers(members);
type.declaredCallSignatures = ts.emptyArray;
type.declaredConstructSignatures = ts.emptyArray;
type.declaredCallSignatures = getSignaturesOfSymbol(members.get("__call"));
type.declaredConstructSignatures = getSignaturesOfSymbol(members.get("__new"));
type.declaredStringIndexInfo = getIndexInfoOfSymbol(symbol, 0);
type.declaredNumberIndexInfo = getIndexInfoOfSymbol(symbol, 1);
}
return type;
}
function isTypeUsableAsLateBoundName(type) {
return !!(type.flags & 2240);
}
function isLateBindableName(node) {
return ts.isComputedPropertyName(node)
&& ts.isEntityNameExpression(node.expression)
&& isTypeUsableAsLateBoundName(checkComputedPropertyName(node));
}
function hasLateBindableName(node) {
var name = ts.getNameOfDeclaration(node);
return !!name && isLateBindableName(name);
}
function hasNonBindableDynamicName(node) {
return ts.hasDynamicName(node) && !hasLateBindableName(node);
}
function isNonBindableDynamicName(node) {
return ts.isDynamicName(node) && !isLateBindableName(node);
}
function getLateBoundNameFromType(type) {
if (type.flags & 2048) {
return "__@" + type.symbol.escapedName + "@" + getSymbolId(type.symbol);
}
if (type.flags & 192) {
return ts.escapeLeadingUnderscores("" + type.value);
}
return ts.Debug.fail();
}
function addDeclarationToLateBoundSymbol(symbol, member, symbolFlags) {
ts.Debug.assert(!!(ts.getCheckFlags(symbol) & 1024), "Expected a late-bound symbol.");
symbol.flags |= symbolFlags;
getSymbolLinks(member.symbol).lateSymbol = symbol;
if (!symbol.declarations) {
symbol.declarations = [member];
}
else {
symbol.declarations.push(member);
}
if (symbolFlags & 67216319) {
if (!symbol.valueDeclaration || symbol.valueDeclaration.kind !== member.kind) {
symbol.valueDeclaration = member;
}
}
}
function lateBindMember(parent, earlySymbols, lateSymbols, decl) {
ts.Debug.assert(!!decl.symbol, "The member is expected to have a symbol.");
var links = getNodeLinks(decl);
if (!links.resolvedSymbol) {
links.resolvedSymbol = decl.symbol;
var type = checkComputedPropertyName(decl.name);
if (isTypeUsableAsLateBoundName(type)) {
var memberName = getLateBoundNameFromType(type);
var symbolFlags = decl.symbol.flags;
var lateSymbol = lateSymbols.get(memberName);
if (!lateSymbol)
lateSymbols.set(memberName, lateSymbol = createSymbol(0, memberName, 1024));
var earlySymbol = earlySymbols && earlySymbols.get(memberName);
if (lateSymbol.flags & getExcludedSymbolFlags(symbolFlags) || earlySymbol) {
var declarations = earlySymbol ? ts.concatenate(earlySymbol.declarations, lateSymbol.declarations) : lateSymbol.declarations;
var name_2 = ts.declarationNameToString(decl.name);
ts.forEach(declarations, function (declaration) { return error(ts.getNameOfDeclaration(declaration) || declaration, ts.Diagnostics.Duplicate_declaration_0, name_2); });
error(decl.name || decl, ts.Diagnostics.Duplicate_declaration_0, name_2);
lateSymbol = createSymbol(0, memberName, 1024);
}
lateSymbol.nameType = type;
addDeclarationToLateBoundSymbol(lateSymbol, decl, symbolFlags);
if (lateSymbol.parent) {
ts.Debug.assert(lateSymbol.parent === parent, "Existing symbol parent should match new one");
}
else {
lateSymbol.parent = parent;
}
return links.resolvedSymbol = lateSymbol;
}
}
return links.resolvedSymbol;
}
function getResolvedMembersOrExportsOfSymbol(symbol, resolutionKind) {
var links = getSymbolLinks(symbol);
if (!links[resolutionKind]) {
var isStatic = resolutionKind === "resolvedExports";
var earlySymbols = !isStatic ? symbol.members :
symbol.flags & 1536 ? getExportsOfModuleWorker(symbol) :
symbol.exports;
links[resolutionKind] = earlySymbols || emptySymbols;
var lateSymbols = ts.createSymbolTable();
for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) {
var decl = _a[_i];
var members = ts.getMembersOfDeclaration(decl);
if (members) {
for (var _b = 0, members_4 = members; _b < members_4.length; _b++) {
var member = members_4[_b];
if (isStatic === ts.hasStaticModifier(member) && hasLateBindableName(member)) {
lateBindMember(symbol, earlySymbols, lateSymbols, member);
}
}
}
}
links[resolutionKind] = combineSymbolTables(earlySymbols, lateSymbols) || emptySymbols;
}
return links[resolutionKind];
}
function getMembersOfSymbol(symbol) {
return symbol.flags & 6240
? getResolvedMembersOrExportsOfSymbol(symbol, "resolvedMembers")
: symbol.members || emptySymbols;
}
function getLateBoundSymbol(symbol) {
if (symbol.flags & 106500 && symbol.escapedName === "__computed") {
var links = getSymbolLinks(symbol);
if (!links.lateSymbol && ts.some(symbol.declarations, hasLateBindableName)) {
if (ts.some(symbol.declarations, ts.hasStaticModifier)) {
getExportsOfSymbol(symbol.parent);
}
else {
getMembersOfSymbol(symbol.parent);
}
}
return links.lateSymbol || (links.lateSymbol = symbol);
}
return symbol;
}
function getTypeWithThisArgument(type, thisArgument, needApparentType) {
if (ts.getObjectFlags(type) & 4) {
var target = type.target;
var typeArguments = type.typeArguments;
if (ts.length(target.typeParameters) === ts.length(typeArguments)) {
var ref = createTypeReference(target, ts.concatenate(typeArguments, [thisArgument || target.thisType]));
return needApparentType ? getApparentType(ref) : ref;
}
}
else if (type.flags & 524288) {
return getIntersectionType(ts.map(type.types, function (t) { return getTypeWithThisArgument(t, thisArgument, needApparentType); }));
}
return needApparentType ? getApparentType(type) : type;
}
function resolveObjectTypeMembers(type, source, typeParameters, typeArguments) {
var mapper;
var members;
var callSignatures;
var constructSignatures;
var stringIndexInfo;
var numberIndexInfo;
if (ts.rangeEquals(typeParameters, typeArguments, 0, typeParameters.length)) {
mapper = identityMapper;
members = source.symbol ? getMembersOfSymbol(source.symbol) : ts.createSymbolTable(source.declaredProperties);
callSignatures = source.declaredCallSignatures;
constructSignatures = source.declaredConstructSignatures;
stringIndexInfo = source.declaredStringIndexInfo;
numberIndexInfo = source.declaredNumberIndexInfo;
}
else {
mapper = createTypeMapper(typeParameters, typeArguments);
members = createInstantiatedSymbolTable(source.declaredProperties, mapper, typeParameters.length === 1);
callSignatures = instantiateSignatures(source.declaredCallSignatures, mapper);
constructSignatures = instantiateSignatures(source.declaredConstructSignatures, mapper);
stringIndexInfo = instantiateIndexInfo(source.declaredStringIndexInfo, mapper);
numberIndexInfo = instantiateIndexInfo(source.declaredNumberIndexInfo, mapper);
}
var baseTypes = getBaseTypes(source);
if (baseTypes.length) {
if (source.symbol && members === getMembersOfSymbol(source.symbol)) {
members = ts.createSymbolTable(source.declaredProperties);
}
setStructuredTypeMembers(type, members, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo);
var thisArgument = ts.lastOrUndefined(typeArguments);
for (var _i = 0, baseTypes_1 = baseTypes; _i < baseTypes_1.length; _i++) {
var baseType = baseTypes_1[_i];
var instantiatedBaseType = thisArgument ? getTypeWithThisArgument(instantiateType(baseType, mapper), thisArgument) : baseType;
addInheritedMembers(members, getPropertiesOfType(instantiatedBaseType));
callSignatures = ts.concatenate(callSignatures, getSignaturesOfType(instantiatedBaseType, 0));
constructSignatures = ts.concatenate(constructSignatures, getSignaturesOfType(instantiatedBaseType, 1));
if (!stringIndexInfo) {
stringIndexInfo = instantiatedBaseType === anyType ?
createIndexInfo(anyType, false) :
getIndexInfoOfType(instantiatedBaseType, 0);
}
numberIndexInfo = numberIndexInfo || getIndexInfoOfType(instantiatedBaseType, 1);
}
}
setStructuredTypeMembers(type, members, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo);
}
function resolveClassOrInterfaceMembers(type) {
resolveObjectTypeMembers(type, resolveDeclaredMembers(type), ts.emptyArray, ts.emptyArray);
}
function resolveTypeReferenceMembers(type) {
var source = resolveDeclaredMembers(type.target);
var typeParameters = ts.concatenate(source.typeParameters, [source.thisType]);
var typeArguments = type.typeArguments && type.typeArguments.length === typeParameters.length ?
type.typeArguments : ts.concatenate(type.typeArguments, [type]);
resolveObjectTypeMembers(type, source, typeParameters, typeArguments);
}
function createSignature(declaration, typeParameters, thisParameter, parameters, resolvedReturnType, resolvedTypePredicate, minArgumentCount, hasRestParameter, hasLiteralTypes) {
var sig = new Signature(checker);
sig.declaration = declaration;
sig.typeParameters = typeParameters;
sig.parameters = parameters;
sig.thisParameter = thisParameter;
sig.resolvedReturnType = resolvedReturnType;
sig.resolvedTypePredicate = resolvedTypePredicate;
sig.minArgumentCount = minArgumentCount;
sig.hasRestParameter = hasRestParameter;
sig.hasLiteralTypes = hasLiteralTypes;
sig.target = undefined;
sig.mapper = undefined;
return sig;
}
function cloneSignature(sig) {
return createSignature(sig.declaration, sig.typeParameters, sig.thisParameter, sig.parameters, undefined, undefined, sig.minArgumentCount, sig.hasRestParameter, sig.hasLiteralTypes);
}
function getExpandedParameters(sig) {
if (sig.hasRestParameter) {
var restIndex_1 = sig.parameters.length - 1;
var restParameter = sig.parameters[restIndex_1];
var restType = getTypeOfSymbol(restParameter);
if (isTupleType(restType)) {
var elementTypes = restType.typeArguments || ts.emptyArray;
var minLength_1 = restType.target.minLength;
var tupleRestIndex_1 = restType.target.hasRestElement ? elementTypes.length - 1 : -1;
var restParams = ts.map(elementTypes, function (t, i) {
var name = getParameterNameAtPosition(sig, restIndex_1 + i);
var checkFlags = i === tupleRestIndex_1 ? 8192 :
i >= minLength_1 ? 4096 : 0;
var symbol = createSymbol(1, name, checkFlags);
symbol.type = i === tupleRestIndex_1 ? createArrayType(t) : t;
return symbol;
});
return ts.concatenate(sig.parameters.slice(0, restIndex_1), restParams);
}
}
return sig.parameters;
}
function getDefaultConstructSignatures(classType) {
var baseConstructorType = getBaseConstructorTypeOfClass(classType);
var baseSignatures = getSignaturesOfType(baseConstructorType, 1);
if (baseSignatures.length === 0) {
return [createSignature(undefined, classType.localTypeParameters, undefined, ts.emptyArray, classType, undefined, 0, false, false)];
}
var baseTypeNode = getBaseTypeNodeOfClass(classType);
var isJavaScript = ts.isInJavaScriptFile(baseTypeNode);
var typeArguments = typeArgumentsFromTypeReferenceNode(baseTypeNode);
var typeArgCount = ts.length(typeArguments);
var result = [];
for (var _i = 0, baseSignatures_1 = baseSignatures; _i < baseSignatures_1.length; _i++) {
var baseSig = baseSignatures_1[_i];
var minTypeArgumentCount = getMinTypeArgumentCount(baseSig.typeParameters);
var typeParamCount = ts.length(baseSig.typeParameters);
if (isJavaScript || typeArgCount >= minTypeArgumentCount && typeArgCount <= typeParamCount) {
var sig = typeParamCount ? createSignatureInstantiation(baseSig, fillMissingTypeArguments(typeArguments, baseSig.typeParameters, minTypeArgumentCount, isJavaScript)) : cloneSignature(baseSig);
sig.typeParameters = classType.localTypeParameters;
sig.resolvedReturnType = classType;
result.push(sig);
}
}
return result;
}
function findMatchingSignature(signatureList, signature, partialMatch, ignoreThisTypes, ignoreReturnTypes) {
for (var _i = 0, signatureList_1 = signatureList; _i < signatureList_1.length; _i++) {
var s = signatureList_1[_i];
if (compareSignaturesIdentical(s, signature, partialMatch, ignoreThisTypes, ignoreReturnTypes, compareTypesIdentical)) {
return s;
}
}
}
function findMatchingSignatures(signatureLists, signature, listIndex) {
if (signature.typeParameters) {
if (listIndex > 0) {
return undefined;
}
for (var i = 1; i < signatureLists.length; i++) {
if (!findMatchingSignature(signatureLists[i], signature, false, false, false)) {
return undefined;
}
}
return [signature];
}
var result;
for (var i = 0; i < signatureLists.length; i++) {
var match = i === listIndex ? signature : findMatchingSignature(signatureLists[i], signature, true, true, true);
if (!match) {
return undefined;
}
result = ts.appendIfUnique(result, match);
}
return result;
}
function getUnionSignatures(types, kind) {
var signatureLists = ts.map(types, function (t) { return getSignaturesOfType(t, kind); });
var result;
for (var i = 0; i < signatureLists.length; i++) {
for (var _i = 0, _a = signatureLists[i]; _i < _a.length; _i++) {
var signature = _a[_i];
if (!result || !findMatchingSignature(result, signature, false, true, true)) {
var unionSignatures = findMatchingSignatures(signatureLists, signature, i);
if (unionSignatures) {
var s = signature;
if (unionSignatures.length > 1) {
var thisParameter = signature.thisParameter;
if (ts.forEach(unionSignatures, function (sig) { return sig.thisParameter; })) {
var thisType = getUnionType(ts.map(unionSignatures, function (sig) { return sig.thisParameter ? getTypeOfSymbol(sig.thisParameter) : anyType; }), 2);
thisParameter = createSymbolWithType(signature.thisParameter, thisType);
}
s = cloneSignature(signature);
s.thisParameter = thisParameter;
s.unionSignatures = unionSignatures;
}
(result || (result = [])).push(s);
}
}
}
}
return result || ts.emptyArray;
}
function getUnionIndexInfo(types, kind) {
var indexTypes = [];
var isAnyReadonly = false;
for (var _i = 0, types_2 = types; _i < types_2.length; _i++) {
var type = types_2[_i];
var indexInfo = getIndexInfoOfType(type, kind);
if (!indexInfo) {
return undefined;
}
indexTypes.push(indexInfo.type);
isAnyReadonly = isAnyReadonly || indexInfo.isReadonly;
}
return createIndexInfo(getUnionType(indexTypes, 2), isAnyReadonly);
}
function resolveUnionTypeMembers(type) {
var callSignatures = getUnionSignatures(type.types, 0);
var constructSignatures = getUnionSignatures(type.types, 1);
var stringIndexInfo = getUnionIndexInfo(type.types, 0);
var numberIndexInfo = getUnionIndexInfo(type.types, 1);
setStructuredTypeMembers(type, emptySymbols, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo);
}
function intersectTypes(type1, type2) {
return !type1 ? type2 : !type2 ? type1 : getIntersectionType([type1, type2]);
}
function intersectIndexInfos(info1, info2) {
return !info1 ? info2 : !info2 ? info1 : createIndexInfo(getIntersectionType([info1.type, info2.type]), info1.isReadonly && info2.isReadonly);
}
function unionSpreadIndexInfos(info1, info2) {
return info1 && info2 && createIndexInfo(getUnionType([info1.type, info2.type]), info1.isReadonly || info2.isReadonly);
}
function includeMixinType(type, types, index) {
var mixedTypes = [];
for (var i = 0; i < types.length; i++) {
if (i === index) {
mixedTypes.push(type);
}
else if (isMixinConstructorType(types[i])) {
mixedTypes.push(getReturnTypeOfSignature(getSignaturesOfType(types[i], 1)[0]));
}
}
return getIntersectionType(mixedTypes);
}
function resolveIntersectionTypeMembers(type) {
var callSignatures = ts.emptyArray;
var constructSignatures = ts.emptyArray;
var stringIndexInfo;
var numberIndexInfo;
var types = type.types;
var mixinCount = ts.countWhere(types, isMixinConstructorType);
var _loop_5 = function (i) {
var t = type.types[i];
if (mixinCount === 0 || mixinCount === types.length && i === 0 || !isMixinConstructorType(t)) {
var signatures = getSignaturesOfType(t, 1);
if (signatures.length && mixinCount > 0) {
signatures = ts.map(signatures, function (s) {
var clone = cloneSignature(s);
clone.resolvedReturnType = includeMixinType(getReturnTypeOfSignature(s), types, i);
return clone;
});
}
constructSignatures = ts.concatenate(constructSignatures, signatures);
}
callSignatures = ts.concatenate(callSignatures, getSignaturesOfType(t, 0));
stringIndexInfo = intersectIndexInfos(stringIndexInfo, getIndexInfoOfType(t, 0));
numberIndexInfo = intersectIndexInfos(numberIndexInfo, getIndexInfoOfType(t, 1));
};
for (var i = 0; i < types.length; i++) {
_loop_5(i);
}
setStructuredTypeMembers(type, emptySymbols, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo);
}
function resolveAnonymousTypeMembers(type) {
var symbol = type.symbol;
if (type.target) {
setStructuredTypeMembers(type, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined);
var members = createInstantiatedSymbolTable(getPropertiesOfObjectType(type.target), type.mapper, false);
var callSignatures = instantiateSignatures(getSignaturesOfType(type.target, 0), type.mapper);
var constructSignatures = instantiateSignatures(getSignaturesOfType(type.target, 1), type.mapper);
var stringIndexInfo = instantiateIndexInfo(getIndexInfoOfType(type.target, 0), type.mapper);
var numberIndexInfo = instantiateIndexInfo(getIndexInfoOfType(type.target, 1), type.mapper);
setStructuredTypeMembers(type, members, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo);
}
else if (symbol.flags & 2048) {
setStructuredTypeMembers(type, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined);
var members = getMembersOfSymbol(symbol);
var callSignatures = getSignaturesOfSymbol(members.get("__call"));
var constructSignatures = getSignaturesOfSymbol(members.get("__new"));
var stringIndexInfo = getIndexInfoOfSymbol(symbol, 0);
var numberIndexInfo = getIndexInfoOfSymbol(symbol, 1);
setStructuredTypeMembers(type, members, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo);
}
else {
var members = emptySymbols;
var stringIndexInfo = void 0;
if (symbol.exports) {
members = getExportsOfSymbol(symbol);
}
setStructuredTypeMembers(type, members, ts.emptyArray, ts.emptyArray, undefined, undefined);
if (symbol.flags & 32) {
var classType = getDeclaredTypeOfClassOrInterface(symbol);
var baseConstructorType = getBaseConstructorTypeOfClass(classType);
if (baseConstructorType.flags & (131072 | 524288 | 2162688)) {
members = ts.createSymbolTable(getNamedMembers(members));
addInheritedMembers(members, getPropertiesOfType(baseConstructorType));
}
else if (baseConstructorType === anyType) {
stringIndexInfo = createIndexInfo(anyType, false);
}
}
var numberIndexInfo = symbol.flags & 384 ? enumNumberIndexInfo : undefined;
setStructuredTypeMembers(type, members, ts.emptyArray, ts.emptyArray, stringIndexInfo, numberIndexInfo);
if (symbol.flags & (16 | 8192)) {
type.callSignatures = getSignaturesOfSymbol(symbol);
}
if (symbol.flags & 32) {
var classType = getDeclaredTypeOfClassOrInterface(symbol);
var constructSignatures = getSignaturesOfSymbol(symbol.members.get("__constructor"));
if (!constructSignatures.length) {
constructSignatures = getDefaultConstructSignatures(classType);
}
type.constructSignatures = constructSignatures;
}
}
}
function resolveReverseMappedTypeMembers(type) {
var indexInfo = getIndexInfoOfType(type.source, 0);
var modifiers = getMappedTypeModifiers(type.mappedType);
var readonlyMask = modifiers & 1 ? false : true;
var optionalMask = modifiers & 4 ? 0 : 16777216;
var stringIndexInfo = indexInfo && createIndexInfo(inferReverseMappedType(indexInfo.type, type.mappedType), readonlyMask && indexInfo.isReadonly);
var members = ts.createSymbolTable();
for (var _i = 0, _a = getPropertiesOfType(type.source); _i < _a.length; _i++) {
var prop = _a[_i];
var checkFlags = 2048 | (readonlyMask && isReadonlySymbol(prop) ? 8 : 0);
var inferredProp = createSymbol(4 | prop.flags & optionalMask, prop.escapedName, checkFlags);
inferredProp.declarations = prop.declarations;
inferredProp.nameType = prop.nameType;
inferredProp.propertyType = getTypeOfSymbol(prop);
inferredProp.mappedType = type.mappedType;
members.set(prop.escapedName, inferredProp);
}
setStructuredTypeMembers(type, members, ts.emptyArray, ts.emptyArray, stringIndexInfo, undefined);
}
function resolveMappedTypeMembers(type) {
var members = ts.createSymbolTable();
var stringIndexInfo;
var numberIndexInfo;
setStructuredTypeMembers(type, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined);
var typeParameter = getTypeParameterFromMappedType(type);
var constraintType = getConstraintTypeFromMappedType(type);
var templateType = getTemplateTypeFromMappedType(type.target || type);
var modifiersType = getApparentType(getModifiersTypeFromMappedType(type));
var templateModifiers = getMappedTypeModifiers(type);
var include = keyofStringsOnly ? 64 : 2240;
if (isMappedTypeWithKeyofConstraintDeclaration(type)) {
for (var _i = 0, _a = getPropertiesOfType(modifiersType); _i < _a.length; _i++) {
var prop = _a[_i];
addMemberForKeyType(getLiteralTypeFromPropertyName(prop, include), undefined, prop);
}
if (modifiersType.flags & 1 || getIndexInfoOfType(modifiersType, 0)) {
addMemberForKeyType(stringType);
}
if (!keyofStringsOnly && getIndexInfoOfType(modifiersType, 1)) {
addMemberForKeyType(numberType);
}
}
else {
var keyType = constraintType.flags & 14745600 ? getApparentType(constraintType) : constraintType;
var iterationType = keyType.flags & 1048576 ? getIndexType(getApparentType(keyType.type)) : keyType;
forEachType(iterationType, addMemberForKeyType);
}
setStructuredTypeMembers(type, members, ts.emptyArray, ts.emptyArray, stringIndexInfo, numberIndexInfo);
function addMemberForKeyType(t, _index, origin) {
var templateMapper = combineTypeMappers(type.mapper, createTypeMapper([typeParameter], [t]));
var propType = instantiateType(templateType, templateMapper);
if (t.flags & 2240) {
var propName = getLateBoundNameFromType(t);
var modifiersProp = getPropertyOfType(modifiersType, propName);
var isOptional = !!(templateModifiers & 4 ||
!(templateModifiers & 8) && modifiersProp && modifiersProp.flags & 16777216);
var isReadonly = !!(templateModifiers & 1 ||
!(templateModifiers & 2) && modifiersProp && isReadonlySymbol(modifiersProp));
var prop = createSymbol(4 | (isOptional ? 16777216 : 0), propName, isReadonly ? 8 : 0);
prop.type = strictNullChecks && isOptional && !isTypeAssignableTo(undefinedType, propType) ? getOptionalType(propType) :
strictNullChecks && !isOptional && modifiersProp && modifiersProp.flags & 16777216 ? getTypeWithFacts(propType, 131072) :
propType;
if (origin) {
prop.syntheticOrigin = origin;
prop.declarations = origin.declarations;
}
prop.nameType = t;
members.set(propName, prop);
}
else if (t.flags & (1 | 4)) {
stringIndexInfo = createIndexInfo(propType, !!(templateModifiers & 1));
}
else if (t.flags & 8) {
numberIndexInfo = createIndexInfo(propType, !!(templateModifiers & 1));
}
}
}
function getTypeParameterFromMappedType(type) {
return type.typeParameter ||
(type.typeParameter = getDeclaredTypeOfTypeParameter(getSymbolOfNode(type.declaration.typeParameter)));
}
function getConstraintTypeFromMappedType(type) {
return type.constraintType ||
(type.constraintType = instantiateType(getConstraintOfTypeParameter(getTypeParameterFromMappedType(type)), type.mapper || identityMapper) || errorType);
}
function getTemplateTypeFromMappedType(type) {
return type.templateType ||
(type.templateType = type.declaration.type ?
instantiateType(addOptionality(getTypeFromTypeNode(type.declaration.type), !!(getMappedTypeModifiers(type) & 4)), type.mapper || identityMapper) :
errorType);
}
function getConstraintDeclarationForMappedType(type) {
return type.declaration.typeParameter.constraint;
}
function isMappedTypeWithKeyofConstraintDeclaration(type) {
var constraintDeclaration = getConstraintDeclarationForMappedType(type);
return constraintDeclaration.kind === 177 &&
constraintDeclaration.operator === 128;
}
function getModifiersTypeFromMappedType(type) {
if (!type.modifiersType) {
if (isMappedTypeWithKeyofConstraintDeclaration(type)) {
type.modifiersType = instantiateType(getTypeFromTypeNode(getConstraintDeclarationForMappedType(type).type), type.mapper || identityMapper);
}
else {
var declaredType = getTypeFromMappedTypeNode(type.declaration);
var constraint = getConstraintTypeFromMappedType(declaredType);
var extendedConstraint = constraint && constraint.flags & 65536 ? getConstraintOfTypeParameter(constraint) : constraint;
type.modifiersType = extendedConstraint && extendedConstraint.flags & 1048576 ? instantiateType(extendedConstraint.type, type.mapper || identityMapper) : emptyObjectType;
}
}
return type.modifiersType;
}
function getMappedTypeModifiers(type) {
var declaration = type.declaration;
return (declaration.readonlyToken ? declaration.readonlyToken.kind === 38 ? 2 : 1 : 0) |
(declaration.questionToken ? declaration.questionToken.kind === 38 ? 8 : 4 : 0);
}
function getMappedTypeOptionality(type) {
var modifiers = getMappedTypeModifiers(type);
return modifiers & 8 ? -1 : modifiers & 4 ? 1 : 0;
}
function getCombinedMappedTypeOptionality(type) {
var optionality = getMappedTypeOptionality(type);
var modifiersType = getModifiersTypeFromMappedType(type);
return optionality || (isGenericMappedType(modifiersType) ? getMappedTypeOptionality(modifiersType) : 0);
}
function isPartialMappedType(type) {
return !!(ts.getObjectFlags(type) & 32 && getMappedTypeModifiers(type) & 4);
}
function isGenericMappedType(type) {
return !!(ts.getObjectFlags(type) & 32) && isGenericIndexType(getConstraintTypeFromMappedType(type));
}
function resolveStructuredTypeMembers(type) {
if (!type.members) {
if (type.flags & 131072) {
if (type.objectFlags & 4) {
resolveTypeReferenceMembers(type);
}
else if (type.objectFlags & 3) {
resolveClassOrInterfaceMembers(type);
}
else if (type.objectFlags & 2048) {
resolveReverseMappedTypeMembers(type);
}
else if (type.objectFlags & 16) {
resolveAnonymousTypeMembers(type);
}
else if (type.objectFlags & 32) {
resolveMappedTypeMembers(type);
}
}
else if (type.flags & 262144) {
resolveUnionTypeMembers(type);
}
else if (type.flags & 524288) {
resolveIntersectionTypeMembers(type);
}
}
return type;
}
function getPropertiesOfObjectType(type) {
if (type.flags & 131072) {
return resolveStructuredTypeMembers(type).properties;
}
return ts.emptyArray;
}
function getPropertyOfObjectType(type, name) {
if (type.flags & 131072) {
var resolved = resolveStructuredTypeMembers(type);
var symbol = resolved.members.get(name);
if (symbol && symbolIsValue(symbol)) {
return symbol;
}
}
}
function getPropertiesOfUnionOrIntersectionType(type) {
if (!type.resolvedProperties) {
var members = ts.createSymbolTable();
for (var _i = 0, _a = type.types; _i < _a.length; _i++) {
var current = _a[_i];
for (var _b = 0, _c = getPropertiesOfType(current); _b < _c.length; _b++) {
var prop = _c[_b];
if (!members.has(prop.escapedName)) {
var combinedProp = getPropertyOfUnionOrIntersectionType(type, prop.escapedName);
if (combinedProp) {
members.set(prop.escapedName, combinedProp);
}
}
}
if (type.flags & 262144) {
break;
}
}
type.resolvedProperties = getNamedMembers(members);
}
return type.resolvedProperties;
}
function getPropertiesOfType(type) {
type = getApparentType(type);
return type.flags & 786432 ?
getPropertiesOfUnionOrIntersectionType(type) :
getPropertiesOfObjectType(type);
}
function isTypeInvalidDueToUnionDiscriminant(contextualType, obj) {
return obj.properties.some(function (property) {
var name = property.name && ts.getTextOfPropertyName(property.name);
var expected = name === undefined ? undefined : getTypeOfPropertyOfType(contextualType, name);
if (expected && typeIsLiteralType(expected)) {
var actual = getTypeOfNode(property);
return !!actual && !isTypeIdenticalTo(actual, expected);
}
return false;
});
}
function getAllPossiblePropertiesOfTypes(types) {
var unionType = getUnionType(types);
if (!(unionType.flags & 262144)) {
return getAugmentedPropertiesOfType(unionType);
}
var props = ts.createSymbolTable();
for (var _i = 0, types_3 = types; _i < types_3.length; _i++) {
var memberType = types_3[_i];
for (var _a = 0, _b = getAugmentedPropertiesOfType(memberType); _a < _b.length; _a++) {
var escapedName = _b[_a].escapedName;
if (!props.has(escapedName)) {
var prop = createUnionOrIntersectionProperty(unionType, escapedName);
if (prop)
props.set(escapedName, prop);
}
}
}
return ts.arrayFrom(props.values());
}
function getConstraintOfType(type) {
return type.flags & 65536 ? getConstraintOfTypeParameter(type) :
type.flags & 2097152 ? getConstraintOfIndexedAccess(type) :
type.flags & 4194304 ? getConstraintOfConditionalType(type) :
getBaseConstraintOfType(type);
}
function getConstraintOfTypeParameter(typeParameter) {
return hasNonCircularBaseConstraint(typeParameter) ? getConstraintFromTypeParameter(typeParameter) : undefined;
}
function getConstraintOfIndexedAccess(type) {
var objectType = getBaseConstraintOfType(type.objectType) || type.objectType;
var indexType = getBaseConstraintOfType(type.indexType) || type.indexType;
var constraint = !isGenericObjectType(objectType) && !isGenericIndexType(indexType) ? getIndexedAccessType(objectType, indexType) : undefined;
return constraint && constraint !== errorType ? constraint : undefined;
}
function getDefaultConstraintOfConditionalType(type) {
if (!type.resolvedDefaultConstraint) {
var rootTrueType = type.root.trueType;
var rootTrueConstraint = rootTrueType.flags & 8388608 ? rootTrueType.substitute : rootTrueType;
type.resolvedDefaultConstraint = getUnionType([instantiateType(rootTrueConstraint, type.combinedMapper || type.mapper), getFalseTypeFromConditionalType(type)]);
}
return type.resolvedDefaultConstraint;
}
function getConstraintOfDistributiveConditionalType(type) {
if (type.root.isDistributive) {
var constraint = getConstraintOfType(getSimplifiedType(type.checkType));
if (constraint) {
var mapper = makeUnaryTypeMapper(type.root.checkType, constraint);
var instantiated = getConditionalTypeInstantiation(type, combineTypeMappers(mapper, type.mapper));
if (!(instantiated.flags & 32768)) {
return instantiated;
}
}
}
return undefined;
}
function getConstraintOfConditionalType(type) {
return getConstraintOfDistributiveConditionalType(type) || getDefaultConstraintOfConditionalType(type);
}
function getUnionConstraintOfIntersection(type, targetIsUnion) {
var constraints;
var hasDisjointDomainType = false;
for (var _i = 0, _a = type.types; _i < _a.length; _i++) {
var t = _a[_i];
if (t.flags & 15794176) {
var constraint = getConstraintOfType(t);
while (constraint && constraint.flags & (65536 | 1048576 | 4194304)) {
constraint = getConstraintOfType(constraint);
}
if (constraint) {
if (!(constraint.flags & 262144)) {
return undefined;
}
constraints = ts.append(constraints, constraint);
}
}
else if (t.flags & 16809468) {
hasDisjointDomainType = true;
}
}
if (constraints && (targetIsUnion || hasDisjointDomainType)) {
if (hasDisjointDomainType) {
for (var _b = 0, _c = type.types; _b < _c.length; _b++) {
var t = _c[_b];
if (t.flags & 16809468) {
constraints = ts.append(constraints, t);
}
}
}
return getIntersectionType(constraints);
}
return undefined;
}
function getBaseConstraintOfInstantiableNonPrimitiveUnionOrIntersection(type) {
if (type.flags & (14745600 | 786432)) {
var constraint = getResolvedBaseConstraint(type);
if (constraint !== noConstraintType && constraint !== circularConstraintType) {
return constraint;
}
}
}
function getBaseConstraintOfType(type) {
var constraint = getBaseConstraintOfInstantiableNonPrimitiveUnionOrIntersection(type);
if (!constraint && type.flags & 1048576) {
return keyofConstraintType;
}
return constraint;
}
function getBaseConstraintOrType(type) {
return getBaseConstraintOfType(type) || type;
}
function hasNonCircularBaseConstraint(type) {
return getResolvedBaseConstraint(type) !== circularConstraintType;
}
function getResolvedBaseConstraint(type) {
var circular;
if (!type.resolvedBaseConstraint) {
var constraint = getBaseConstraint(type);
type.resolvedBaseConstraint = circular ? circularConstraintType : getTypeWithThisArgument(constraint || noConstraintType, type);
}
return type.resolvedBaseConstraint;
function getBaseConstraint(t) {
if (!pushTypeResolution(t, 4)) {
circular = true;
return undefined;
}
var result = computeBaseConstraint(getSimplifiedType(t));
if (!popTypeResolution()) {
circular = true;
return undefined;
}
return result;
}
function computeBaseConstraint(t) {
if (t.flags & 65536) {
var constraint = getConstraintFromTypeParameter(t);
return t.isThisType || !constraint ?
constraint :
getBaseConstraint(constraint);
}
if (t.flags & 786432) {
var types = t.types;
var baseTypes = [];
for (var _i = 0, types_4 = types; _i < types_4.length; _i++) {
var type_3 = types_4[_i];
var baseType = getBaseConstraint(type_3);
if (baseType) {
baseTypes.push(baseType);
}
}
return t.flags & 262144 && baseTypes.length === types.length ? getUnionType(baseTypes) :
t.flags & 524288 && baseTypes.length ? getIntersectionType(baseTypes) :
undefined;
}
if (t.flags & 1048576) {
return keyofConstraintType;
}
if (t.flags & 2097152) {
var baseObjectType = getBaseConstraint(t.objectType);
var baseIndexType = getBaseConstraint(t.indexType);
var baseIndexedAccess = baseObjectType && baseIndexType ? getIndexedAccessType(baseObjectType, baseIndexType) : undefined;
return baseIndexedAccess && baseIndexedAccess !== errorType ? getBaseConstraint(baseIndexedAccess) : undefined;
}
if (t.flags & 4194304) {
var constraint = getConstraintOfConditionalType(t);
return constraint && getBaseConstraint(constraint);
}
if (t.flags & 8388608) {
return getBaseConstraint(t.substitute);
}
if (isGenericMappedType(t)) {
return emptyObjectType;
}
return t;
}
}
function getApparentTypeOfIntersectionType(type) {
return type.resolvedApparentType || (type.resolvedApparentType = getTypeWithThisArgument(type, type, true));
}
function getResolvedTypeParameterDefault(typeParameter) {
if (!typeParameter.default) {
if (typeParameter.target) {
var targetDefault = getResolvedTypeParameterDefault(typeParameter.target);
typeParameter.default = targetDefault ? instantiateType(targetDefault, typeParameter.mapper) : noConstraintType;
}
else {
typeParameter.default = resolvingDefaultType;
var defaultDeclaration = typeParameter.symbol && ts.forEach(typeParameter.symbol.declarations, function (decl) { return ts.isTypeParameterDeclaration(decl) && decl.default; });
var defaultType = defaultDeclaration ? getTypeFromTypeNode(defaultDeclaration) : noConstraintType;
if (typeParameter.default === resolvingDefaultType) {
typeParameter.default = defaultType;
}
}
}
else if (typeParameter.default === resolvingDefaultType) {
typeParameter.default = circularConstraintType;
}
return typeParameter.default;
}
function getDefaultFromTypeParameter(typeParameter) {
var defaultType = getResolvedTypeParameterDefault(typeParameter);
return defaultType !== noConstraintType && defaultType !== circularConstraintType ? defaultType : undefined;
}
function hasNonCircularTypeParameterDefault(typeParameter) {
return getResolvedTypeParameterDefault(typeParameter) !== circularConstraintType;
}
function hasTypeParameterDefault(typeParameter) {
return !!(typeParameter.symbol && ts.forEach(typeParameter.symbol.declarations, function (decl) { return ts.isTypeParameterDeclaration(decl) && decl.default; }));
}
function getApparentType(type) {
var t = type.flags & 15794176 ? getBaseConstraintOfType(type) || emptyObjectType : type;
return t.flags & 524288 ? getApparentTypeOfIntersectionType(t) :
t.flags & 68 ? globalStringType :
t.flags & 168 ? globalNumberType :
t.flags & 272 ? globalBooleanType :
t.flags & 3072 ? getGlobalESSymbolType(languageVersion >= 2) :
t.flags & 16777216 ? emptyObjectType :
t.flags & 1048576 ? keyofConstraintType :
t;
}
function createUnionOrIntersectionProperty(containingType, name) {
var props;
var isUnion = containingType.flags & 262144;
var excludeModifiers = isUnion ? 24 : 0;
var commonFlags = isUnion ? 0 : 16777216;
var syntheticFlag = 4;
var checkFlags = 0;
for (var _i = 0, _a = containingType.types; _i < _a.length; _i++) {
var current = _a[_i];
var type = getApparentType(current);
if (type !== errorType) {
var prop = getPropertyOfType(type, name);
var modifiers = prop ? ts.getDeclarationModifierFlagsFromSymbol(prop) : 0;
if (prop && !(modifiers & excludeModifiers)) {
commonFlags &= prop.flags;
props = ts.appendIfUnique(props, prop);
checkFlags |= (isReadonlySymbol(prop) ? 8 : 0) |
(!(modifiers & 24) ? 64 : 0) |
(modifiers & 16 ? 128 : 0) |
(modifiers & 8 ? 256 : 0) |
(modifiers & 32 ? 512 : 0);
if (!isPrototypeProperty(prop)) {
syntheticFlag = 2;
}
}
else if (isUnion) {
checkFlags |= 16;
}
}
}
if (!props) {
return undefined;
}
if (props.length === 1 && !(checkFlags & 16)) {
return props[0];
}
var declarations;
var commonType;
var nameType;
var propTypes = [];
var first = true;
var commonValueDeclaration;
var hasNonUniformValueDeclaration = false;
for (var _b = 0, props_1 = props; _b < props_1.length; _b++) {
var prop = props_1[_b];
if (!commonValueDeclaration) {
commonValueDeclaration = prop.valueDeclaration;
}
else if (prop.valueDeclaration !== commonValueDeclaration) {
hasNonUniformValueDeclaration = true;
}
declarations = ts.addRange(declarations, prop.declarations);
var type = getTypeOfSymbol(prop);
if (first) {
commonType = type;
nameType = prop.nameType;
first = false;
}
else {
if (type !== commonType) {
checkFlags |= 32;
}
}
propTypes.push(type);
}
var result = createSymbol(4 | commonFlags, name, syntheticFlag | checkFlags);
result.containingType = containingType;
if (!hasNonUniformValueDeclaration && commonValueDeclaration) {
result.valueDeclaration = commonValueDeclaration;
}
result.declarations = declarations;
result.nameType = nameType;
result.type = isUnion ? getUnionType(propTypes) : getIntersectionType(propTypes);
return result;
}
function getUnionOrIntersectionProperty(type, name) {
var properties = type.propertyCache || (type.propertyCache = ts.createSymbolTable());
var property = properties.get(name);
if (!property) {
property = createUnionOrIntersectionProperty(type, name);
if (property) {
properties.set(name, property);
}
}
return property;
}
function getPropertyOfUnionOrIntersectionType(type, name) {
var property = getUnionOrIntersectionProperty(type, name);
return property && !(ts.getCheckFlags(property) & 16) ? property : undefined;
}
function getPropertyOfType(type, name) {
type = getApparentType(type);
if (type.flags & 131072) {
var resolved = resolveStructuredTypeMembers(type);
var symbol = resolved.members.get(name);
if (symbol && symbolIsValue(symbol)) {
return symbol;
}
if (resolved === anyFunctionType || resolved.callSignatures.length || resolved.constructSignatures.length) {
var symbol_1 = getPropertyOfObjectType(globalFunctionType, name);
if (symbol_1) {
return symbol_1;
}
}
return getPropertyOfObjectType(globalObjectType, name);
}
if (type.flags & 786432) {
return getPropertyOfUnionOrIntersectionType(type, name);
}
return undefined;
}
function getSignaturesOfStructuredType(type, kind) {
if (type.flags & 917504) {
var resolved = resolveStructuredTypeMembers(type);
return kind === 0 ? resolved.callSignatures : resolved.constructSignatures;
}
return ts.emptyArray;
}
function getSignaturesOfType(type, kind) {
return getSignaturesOfStructuredType(getApparentType(type), kind);
}
function getIndexInfoOfStructuredType(type, kind) {
if (type.flags & 917504) {
var resolved = resolveStructuredTypeMembers(type);
return kind === 0 ? resolved.stringIndexInfo : resolved.numberIndexInfo;
}
}
function getIndexTypeOfStructuredType(type, kind) {
var info = getIndexInfoOfStructuredType(type, kind);
return info && info.type;
}
function getIndexInfoOfType(type, kind) {
return getIndexInfoOfStructuredType(getApparentType(type), kind);
}
function getIndexTypeOfType(type, kind) {
return getIndexTypeOfStructuredType(getApparentType(type), kind);
}
function getImplicitIndexTypeOfType(type, kind) {
if (isObjectTypeWithInferableIndex(type)) {
var propTypes = [];
for (var _i = 0, _a = getPropertiesOfType(type); _i < _a.length; _i++) {
var prop = _a[_i];
if (kind === 0 || isNumericLiteralName(prop.escapedName)) {
propTypes.push(getTypeOfSymbol(prop));
}
}
if (propTypes.length) {
return getUnionType(propTypes, 2);
}
}
return undefined;
}
function getTypeParametersFromDeclaration(declaration) {
var result;
for (var _i = 0, _a = ts.getEffectiveTypeParameterDeclarations(declaration); _i < _a.length; _i++) {
var node = _a[_i];
result = ts.appendIfUnique(result, getDeclaredTypeOfTypeParameter(node.symbol));
}
return result;
}
function symbolsToArray(symbols) {
var result = [];
symbols.forEach(function (symbol, id) {
if (!isReservedMemberName(id)) {
result.push(symbol);
}
});
return result;
}
function isJSDocOptionalParameter(node) {
return ts.isInJavaScriptFile(node) && (node.type && node.type.kind === 286
|| ts.getJSDocParameterTags(node).some(function (_a) {
var isBracketed = _a.isBracketed, typeExpression = _a.typeExpression;
return isBracketed || !!typeExpression && typeExpression.type.kind === 286;
}));
}
function tryFindAmbientModule(moduleName, withAugmentations) {
if (ts.isExternalModuleNameRelative(moduleName)) {
return undefined;
}
var symbol = getSymbol(globals, '"' + moduleName + '"', 512);
return symbol && withAugmentations ? getMergedSymbol(symbol) : symbol;
}
function isOptionalParameter(node) {
if (ts.hasQuestionToken(node) || isOptionalJSDocParameterTag(node) || isJSDocOptionalParameter(node)) {
return true;
}
if (node.initializer) {
var signature = getSignatureFromDeclaration(node.parent);
var parameterIndex = node.parent.parameters.indexOf(node);
ts.Debug.assert(parameterIndex >= 0);
return parameterIndex >= getMinArgumentCount(signature);
}
var iife = ts.getImmediatelyInvokedFunctionExpression(node.parent);
if (iife) {
return !node.type &&
!node.dotDotDotToken &&
node.parent.parameters.indexOf(node) >= iife.arguments.length;
}
return false;
}
function isOptionalJSDocParameterTag(node) {
if (!ts.isJSDocParameterTag(node)) {
return false;
}
var isBracketed = node.isBracketed, typeExpression = node.typeExpression;
return isBracketed || !!typeExpression && typeExpression.type.kind === 286;
}
function createTypePredicateFromTypePredicateNode(node) {
var parameterName = node.parameterName;
var type = getTypeFromTypeNode(node.type);
if (parameterName.kind === 71) {
return createIdentifierTypePredicate(parameterName && parameterName.escapedText, parameterName && getTypePredicateParameterIndex(node.parent.parameters, parameterName), type);
}
else {
return createThisTypePredicate(type);
}
}
function createIdentifierTypePredicate(parameterName, parameterIndex, type) {
return { kind: 1, parameterName: parameterName, parameterIndex: parameterIndex, type: type };
}
function createThisTypePredicate(type) {
return { kind: 0, type: type };
}
function getMinTypeArgumentCount(typeParameters) {
var minTypeArgumentCount = 0;
if (typeParameters) {
for (var i = 0; i < typeParameters.length; i++) {
if (!hasTypeParameterDefault(typeParameters[i])) {
minTypeArgumentCount = i + 1;
}
}
}
return minTypeArgumentCount;
}
function fillMissingTypeArguments(typeArguments, typeParameters, minTypeArgumentCount, isJavaScriptImplicitAny) {
var numTypeParameters = ts.length(typeParameters);
if (numTypeParameters) {
var numTypeArguments = ts.length(typeArguments);
if (isJavaScriptImplicitAny || (numTypeArguments >= minTypeArgumentCount && numTypeArguments <= numTypeParameters)) {
if (!typeArguments) {
typeArguments = [];
}
for (var i = numTypeArguments; i < numTypeParameters; i++) {
typeArguments[i] = getDefaultTypeArgumentType(isJavaScriptImplicitAny);
}
for (var i = numTypeArguments; i < numTypeParameters; i++) {
var mapper = createTypeMapper(typeParameters, typeArguments);
var defaultType = getDefaultFromTypeParameter(typeParameters[i]);
if (isJavaScriptImplicitAny && defaultType && isTypeIdenticalTo(defaultType, emptyObjectType)) {
defaultType = anyType;
}
typeArguments[i] = defaultType ? instantiateType(defaultType, mapper) : getDefaultTypeArgumentType(isJavaScriptImplicitAny);
}
typeArguments.length = typeParameters.length;
}
}
return typeArguments;
}
function getSignatureFromDeclaration(declaration) {
var links = getNodeLinks(declaration);
if (!links.resolvedSignature) {
var parameters = [];
var hasLiteralTypes = false;
var minArgumentCount = 0;
var thisParameter = void 0;
var hasThisParameter = false;
var iife = ts.getImmediatelyInvokedFunctionExpression(declaration);
var isJSConstructSignature = ts.isJSDocConstructSignature(declaration);
var isUntypedSignatureInJSFile = !iife &&
ts.isInJavaScriptFile(declaration) &&
ts.isValueSignatureDeclaration(declaration) &&
!ts.hasJSDocParameterTags(declaration) &&
!ts.getJSDocType(declaration);
for (var i = isJSConstructSignature ? 1 : 0; i < declaration.parameters.length; i++) {
var param = declaration.parameters[i];
var paramSymbol = param.symbol;
var type = ts.isJSDocParameterTag(param) ? (param.typeExpression && param.typeExpression.type) : param.type;
if (paramSymbol && !!(paramSymbol.flags & 4) && !ts.isBindingPattern(param.name)) {
var resolvedSymbol = resolveName(param, paramSymbol.escapedName, 67216319, undefined, undefined, false);
paramSymbol = resolvedSymbol;
}
if (i === 0 && paramSymbol.escapedName === "this") {
hasThisParameter = true;
thisParameter = param.symbol;
}
else {
parameters.push(paramSymbol);
}
if (type && type.kind === 180) {
hasLiteralTypes = true;
}
var isOptionalParameter_1 = isOptionalJSDocParameterTag(param) ||
param.initializer || param.questionToken || param.dotDotDotToken ||
iife && parameters.length > iife.arguments.length && !type ||
isUntypedSignatureInJSFile ||
isJSDocOptionalParameter(param);
if (!isOptionalParameter_1) {
minArgumentCount = parameters.length;
}
}
if ((declaration.kind === 156 || declaration.kind === 157) &&
!hasNonBindableDynamicName(declaration) &&
(!hasThisParameter || !thisParameter)) {
var otherKind = declaration.kind === 156 ? 157 : 156;
var other = ts.getDeclarationOfKind(getSymbolOfNode(declaration), otherKind);
if (other) {
thisParameter = getAnnotatedAccessorThisParameter(other);
}
}
var classType = declaration.kind === 155 ?
getDeclaredTypeOfClassOrInterface(getMergedSymbol(declaration.parent.symbol))
: undefined;
var typeParameters = classType ? classType.localTypeParameters : getTypeParametersFromDeclaration(declaration);
var returnType = getSignatureReturnTypeFromDeclaration(declaration, isJSConstructSignature, classType);
var hasRestLikeParameter = ts.hasRestParameter(declaration) || ts.isInJavaScriptFile(declaration) && maybeAddJsSyntheticRestParameter(declaration, parameters);
links.resolvedSignature = createSignature(declaration, typeParameters, thisParameter, parameters, returnType, undefined, minArgumentCount, hasRestLikeParameter, hasLiteralTypes);
}
return links.resolvedSignature;
}
function maybeAddJsSyntheticRestParameter(declaration, parameters) {
if (ts.isJSDocSignature(declaration) || !containsArgumentsReference(declaration)) {
return false;
}
var lastParam = ts.lastOrUndefined(declaration.parameters);
var lastParamTags = lastParam ? ts.getJSDocParameterTags(lastParam) : ts.getJSDocTags(declaration).filter(ts.isJSDocParameterTag);
var lastParamVariadicType = ts.firstDefined(lastParamTags, function (p) {
return p.typeExpression && ts.isJSDocVariadicType(p.typeExpression.type) ? p.typeExpression.type : undefined;
});
var syntheticArgsSymbol = createSymbol(3, "args", 8192);
syntheticArgsSymbol.type = lastParamVariadicType ? createArrayType(getTypeFromTypeNode(lastParamVariadicType.type)) : anyArrayType;
if (lastParamVariadicType) {
parameters.pop();
}
parameters.push(syntheticArgsSymbol);
return true;
}
function getSignatureReturnTypeFromDeclaration(declaration, isJSConstructSignature, classType) {
if (isJSConstructSignature) {
return getTypeFromTypeNode(declaration.parameters[0].type);
}
else if (classType) {
return classType;
}
var typeNode = ts.getEffectiveReturnTypeNode(declaration);
if (typeNode) {
return getTypeFromTypeNode(typeNode);
}
if (declaration.kind === 156 && !hasNonBindableDynamicName(declaration)) {
var setter = ts.getDeclarationOfKind(getSymbolOfNode(declaration), 157);
return getAnnotatedAccessorType(setter);
}
if (ts.nodeIsMissing(declaration.body)) {
return anyType;
}
}
function containsArgumentsReference(declaration) {
var links = getNodeLinks(declaration);
if (links.containsArgumentsReference === undefined) {
if (links.flags & 8192) {
links.containsArgumentsReference = true;
}
else {
links.containsArgumentsReference = traverse(declaration.body);
}
}
return links.containsArgumentsReference;
function traverse(node) {
if (!node)
return false;
switch (node.kind) {
case 71:
return node.escapedText === "arguments" && ts.isExpressionNode(node);
case 152:
case 154:
case 156:
case 157:
return node.name.kind === 147
&& traverse(node.name);
default:
return !ts.nodeStartsNewLexicalEnvironment(node) && !ts.isPartOfTypeNode(node) && !!ts.forEachChild(node, traverse);
}
}
}
function getSignaturesOfSymbol(symbol) {
if (!symbol)
return ts.emptyArray;
var result = [];
for (var i = 0; i < symbol.declarations.length; i++) {
var decl = symbol.declarations[i];
if (!ts.isFunctionLike(decl))
continue;
if (i > 0 && decl.body) {
var previous = symbol.declarations[i - 1];
if (decl.parent === previous.parent && decl.kind === previous.kind && decl.pos === previous.end) {
continue;
}
}
result.push(getSignatureFromDeclaration(decl));
}
return result;
}
function resolveExternalModuleTypeByLiteral(name) {
var moduleSym = resolveExternalModuleName(name, name);
if (moduleSym) {
var resolvedModuleSymbol = resolveExternalModuleSymbol(moduleSym);
if (resolvedModuleSymbol) {
return getTypeOfSymbol(resolvedModuleSymbol);
}
}
return anyType;
}
function getThisTypeOfSignature(signature) {
if (signature.thisParameter) {
return getTypeOfSymbol(signature.thisParameter);
}
}
function signatureHasTypePredicate(signature) {
return getTypePredicateOfSignature(signature) !== undefined;
}
function getTypePredicateOfSignature(signature) {
if (!signature.resolvedTypePredicate) {
if (signature.target) {
var targetTypePredicate = getTypePredicateOfSignature(signature.target);
signature.resolvedTypePredicate = targetTypePredicate ? instantiateTypePredicate(targetTypePredicate, signature.mapper) : noTypePredicate;
}
else if (signature.unionSignatures) {
signature.resolvedTypePredicate = getUnionTypePredicate(signature.unionSignatures) || noTypePredicate;
}
else {
var type = signature.declaration && ts.getEffectiveReturnTypeNode(signature.declaration);
signature.resolvedTypePredicate = type && ts.isTypePredicateNode(type) ?
createTypePredicateFromTypePredicateNode(type) :
noTypePredicate;
}
ts.Debug.assert(!!signature.resolvedTypePredicate);
}
return signature.resolvedTypePredicate === noTypePredicate ? undefined : signature.resolvedTypePredicate;
}
function getReturnTypeOfSignature(signature) {
if (!signature.resolvedReturnType) {
if (!pushTypeResolution(signature, 3)) {
return errorType;
}
var type = void 0;
if (signature.target) {
type = instantiateType(getReturnTypeOfSignature(signature.target), signature.mapper);
}
else if (signature.unionSignatures) {
type = getUnionType(ts.map(signature.unionSignatures, getReturnTypeOfSignature), 2);
}
else {
type = getReturnTypeFromBody(signature.declaration);
}
if (!popTypeResolution()) {
type = anyType;
if (noImplicitAny) {
var declaration = signature.declaration;
var name = ts.getNameOfDeclaration(declaration);
if (name) {
error(name, ts.Diagnostics._0_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions, ts.declarationNameToString(name));
}
else {
error(declaration, ts.Diagnostics.Function_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions);
}
}
}
signature.resolvedReturnType = type;
}
return signature.resolvedReturnType;
}
function isResolvingReturnTypeOfSignature(signature) {
return !signature.resolvedReturnType && findResolutionCycleStartIndex(signature, 3) >= 0;
}
function getRestTypeOfSignature(signature) {
var type = getTypeOfRestParameter(signature);
return type && getIndexTypeOfType(type, 1) || anyType;
}
function getSignatureInstantiation(signature, typeArguments, isJavascript) {
return getSignatureInstantiationWithoutFillingInTypeArguments(signature, fillMissingTypeArguments(typeArguments, signature.typeParameters, getMinTypeArgumentCount(signature.typeParameters), isJavascript));
}
function getSignatureInstantiationWithoutFillingInTypeArguments(signature, typeArguments) {
var instantiations = signature.instantiations || (signature.instantiations = ts.createMap());
var id = getTypeListId(typeArguments);
var instantiation = instantiations.get(id);
if (!instantiation) {
instantiations.set(id, instantiation = createSignatureInstantiation(signature, typeArguments));
}
return instantiation;
}
function createSignatureInstantiation(signature, typeArguments) {
return instantiateSignature(signature, createSignatureTypeMapper(signature, typeArguments), true);
}
function createSignatureTypeMapper(signature, typeArguments) {
return createTypeMapper(signature.typeParameters, typeArguments);
}
function getErasedSignature(signature) {
return signature.typeParameters ?
signature.erasedSignatureCache || (signature.erasedSignatureCache = createErasedSignature(signature)) :
signature;
}
function createErasedSignature(signature) {
return instantiateSignature(signature, createTypeEraser(signature.typeParameters), true);
}
function getCanonicalSignature(signature) {
return signature.typeParameters ?
signature.canonicalSignatureCache || (signature.canonicalSignatureCache = createCanonicalSignature(signature)) :
signature;
}
function createCanonicalSignature(signature) {
return getSignatureInstantiation(signature, ts.map(signature.typeParameters, function (tp) { return tp.target && !getConstraintOfTypeParameter(tp.target) ? tp.target : tp; }), ts.isInJavaScriptFile(signature.declaration));
}
function getBaseSignature(signature) {
var typeParameters = signature.typeParameters;
if (typeParameters) {
var typeEraser_1 = createTypeEraser(typeParameters);
var baseConstraints = ts.map(typeParameters, function (tp) { return instantiateType(getBaseConstraintOfType(tp), typeEraser_1) || emptyObjectType; });
return instantiateSignature(signature, createTypeMapper(typeParameters, baseConstraints), true);
}
return signature;
}
function getOrCreateTypeFromSignature(signature) {
if (!signature.isolatedSignatureType) {
var isConstructor = signature.declaration.kind === 155 || signature.declaration.kind === 159;
var type = createObjectType(16);
type.members = emptySymbols;
type.properties = ts.emptyArray;
type.callSignatures = !isConstructor ? [signature] : ts.emptyArray;
type.constructSignatures = isConstructor ? [signature] : ts.emptyArray;
signature.isolatedSignatureType = type;
}
return signature.isolatedSignatureType;
}
function getIndexSymbol(symbol) {
return symbol.members.get("__index");
}
function getIndexDeclarationOfSymbol(symbol, kind) {
var syntaxKind = kind === 1 ? 134 : 137;
var indexSymbol = getIndexSymbol(symbol);
if (indexSymbol) {
for (var _i = 0, _a = indexSymbol.declarations; _i < _a.length; _i++) {
var decl = _a[_i];
var node = ts.cast(decl, ts.isIndexSignatureDeclaration);
if (node.parameters.length === 1) {
var parameter = node.parameters[0];
if (parameter.type && parameter.type.kind === syntaxKind) {
return node;
}
}
}
}
return undefined;
}
function createIndexInfo(type, isReadonly, declaration) {
return { type: type, isReadonly: isReadonly, declaration: declaration };
}
function getIndexInfoOfSymbol(symbol, kind) {
var declaration = getIndexDeclarationOfSymbol(symbol, kind);
if (declaration) {
return createIndexInfo(declaration.type ? getTypeFromTypeNode(declaration.type) : anyType, ts.hasModifier(declaration, 64), declaration);
}
return undefined;
}
function getConstraintDeclaration(type) {
var decl = type.symbol && ts.getDeclarationOfKind(type.symbol, 148);
return decl && decl.constraint;
}
function getInferredTypeParameterConstraint(typeParameter) {
var inferences;
if (typeParameter.symbol) {
for (var _i = 0, _a = typeParameter.symbol.declarations; _i < _a.length; _i++) {
var declaration = _a[_i];
if (declaration.parent.kind === 174) {
var grandParent = declaration.parent.parent;
if (grandParent.kind === 162) {
var typeReference = grandParent;
var typeParameters = getTypeParametersForTypeReference(typeReference);
if (typeParameters) {
var index = typeReference.typeArguments.indexOf(declaration.parent);
if (index < typeParameters.length) {
var declaredConstraint = getConstraintOfTypeParameter(typeParameters[index]);
if (declaredConstraint) {
var mapper = createTypeMapper(typeParameters, getEffectiveTypeArguments(typeReference, typeParameters));
var constraint = instantiateType(declaredConstraint, mapper);
if (constraint !== typeParameter) {
inferences = ts.append(inferences, constraint);
}
}
}
}
}
else if (grandParent.kind === 149 && grandParent.dotDotDotToken) {
inferences = ts.append(inferences, createArrayType(unknownType));
}
}
}
}
return inferences && getIntersectionType(inferences);
}
function getConstraintFromTypeParameter(typeParameter) {
if (!typeParameter.constraint) {
if (typeParameter.target) {
var targetConstraint = getConstraintOfTypeParameter(typeParameter.target);
typeParameter.constraint = targetConstraint ? instantiateType(targetConstraint, typeParameter.mapper) : noConstraintType;
}
else {
var constraintDeclaration = getConstraintDeclaration(typeParameter);
typeParameter.constraint = constraintDeclaration ? getTypeFromTypeNode(constraintDeclaration) :
getInferredTypeParameterConstraint(typeParameter) || noConstraintType;
}
}
return typeParameter.constraint === noConstraintType ? undefined : typeParameter.constraint;
}
function getParentSymbolOfTypeParameter(typeParameter) {
return getSymbolOfNode(ts.getDeclarationOfKind(typeParameter.symbol, 148).parent);
}
function getTypeListId(types) {
var result = "";
if (types) {
var length_3 = types.length;
var i = 0;
while (i < length_3) {
var startId = types[i].id;
var count = 1;
while (i + count < length_3 && types[i + count].id === startId + count) {
count++;
}
if (result.length) {
result += ",";
}
result += startId;
if (count > 1) {
result += ":" + count;
}
i += count;
}
}
return result;
}
function getPropagatingFlagsOfTypes(types, excludeKinds) {
var result = 0;
for (var _i = 0, types_5 = types; _i < types_5.length; _i++) {
var type = types_5[_i];
if (!(type.flags & excludeKinds)) {
result |= type.flags;
}
}
return result & 939524096;
}
function createTypeReference(target, typeArguments) {
var id = getTypeListId(typeArguments);
var type = target.instantiations.get(id);
if (!type) {
type = createObjectType(4, target.symbol);
target.instantiations.set(id, type);
type.flags |= typeArguments ? getPropagatingFlagsOfTypes(typeArguments, 0) : 0;
type.target = target;
type.typeArguments = typeArguments;
}
return type;
}
function cloneTypeReference(source) {
var type = createType(source.flags);
type.symbol = source.symbol;
type.objectFlags = source.objectFlags;
type.target = source.target;
type.typeArguments = source.typeArguments;
return type;
}
function getTypeReferenceArity(type) {
return ts.length(type.target.typeParameters);
}
function getTypeFromClassOrInterfaceReference(node, symbol, typeArgs) {
var type = getDeclaredTypeOfSymbol(getMergedSymbol(symbol));
var typeParameters = type.localTypeParameters;
if (typeParameters) {
var numTypeArguments = ts.length(node.typeArguments);
var minTypeArgumentCount = getMinTypeArgumentCount(typeParameters);
var isJs = ts.isInJavaScriptFile(node);
var isJsImplicitAny = !noImplicitAny && isJs;
if (!isJsImplicitAny && (numTypeArguments < minTypeArgumentCount || numTypeArguments > typeParameters.length)) {
var missingAugmentsTag = isJs && node.parent.kind !== 293;
var diag = minTypeArgumentCount === typeParameters.length
? missingAugmentsTag
? ts.Diagnostics.Expected_0_type_arguments_provide_these_with_an_extends_tag
: ts.Diagnostics.Generic_type_0_requires_1_type_argument_s
: missingAugmentsTag
? ts.Diagnostics.Expected_0_1_type_arguments_provide_these_with_an_extends_tag
: ts.Diagnostics.Generic_type_0_requires_between_1_and_2_type_arguments;
var typeStr = typeToString(type, undefined, 2);
error(node, diag, typeStr, minTypeArgumentCount, typeParameters.length);
if (!isJs) {
return errorType;
}
}
var typeArguments = ts.concatenate(type.outerTypeParameters, fillMissingTypeArguments(typeArgs, typeParameters, minTypeArgumentCount, isJs));
return createTypeReference(type, typeArguments);
}
return checkNoTypeArguments(node, symbol) ? type : errorType;
}
function getTypeAliasInstantiation(symbol, typeArguments) {
var type = getDeclaredTypeOfSymbol(symbol);
var links = getSymbolLinks(symbol);
var typeParameters = links.typeParameters;
var id = getTypeListId(typeArguments);
var instantiation = links.instantiations.get(id);
if (!instantiation) {
links.instantiations.set(id, instantiation = instantiateType(type, createTypeMapper(typeParameters, fillMissingTypeArguments(typeArguments, typeParameters, getMinTypeArgumentCount(typeParameters), ts.isInJavaScriptFile(symbol.valueDeclaration)))));
}
return instantiation;
}
function getTypeFromTypeAliasReference(node, symbol, typeArguments) {
var type = getDeclaredTypeOfSymbol(symbol);
var typeParameters = getSymbolLinks(symbol).typeParameters;
if (typeParameters) {
var numTypeArguments = ts.length(node.typeArguments);
var minTypeArgumentCount = getMinTypeArgumentCount(typeParameters);
if (numTypeArguments < minTypeArgumentCount || numTypeArguments > typeParameters.length) {
error(node, minTypeArgumentCount === typeParameters.length
? ts.Diagnostics.Generic_type_0_requires_1_type_argument_s
: ts.Diagnostics.Generic_type_0_requires_between_1_and_2_type_arguments, symbolToString(symbol), minTypeArgumentCount, typeParameters.length);
return errorType;
}
return getTypeAliasInstantiation(symbol, typeArguments);
}
return checkNoTypeArguments(node, symbol) ? type : errorType;
}
function getTypeReferenceName(node) {
switch (node.kind) {
case 162:
return node.typeName;
case 209:
var expr = node.expression;
if (ts.isEntityNameExpression(expr)) {
return expr;
}
}
return undefined;
}
function resolveTypeReferenceName(typeReferenceName, meaning) {
if (!typeReferenceName) {
return unknownSymbol;
}
return resolveEntityName(typeReferenceName, meaning) || unknownSymbol;
}
function getTypeReferenceType(node, symbol) {
var typeArguments = typeArgumentsFromTypeReferenceNode(node);
if (symbol === unknownSymbol) {
return errorType;
}
var type = getTypeReferenceTypeWorker(node, symbol, typeArguments);
if (type) {
return type;
}
var res = tryGetDeclaredTypeOfSymbol(symbol);
if (res) {
return checkNoTypeArguments(node, symbol) ?
res.flags & 65536 ? getConstrainedTypeVariable(res, node) : res :
errorType;
}
if (!(symbol.flags & 67216319 && isJSDocTypeReference(node))) {
return errorType;
}
var jsdocType = getJSDocTypeReference(node, symbol, typeArguments);
if (jsdocType) {
return jsdocType;
}
resolveTypeReferenceName(getTypeReferenceName(node), 67901928);
return getTypeOfSymbol(symbol);
}
function getJSDocTypeReference(node, symbol, typeArguments) {
var assignedType = getAssignedClassType(symbol);
var valueType = getTypeOfSymbol(symbol);
var referenceType = valueType.symbol && valueType.symbol !== symbol && !isInferredClassType(valueType) && getTypeReferenceTypeWorker(node, valueType.symbol, typeArguments);
if (referenceType || assignedType) {
return (referenceType && assignedType ? getIntersectionType([assignedType, referenceType]) : referenceType || assignedType);
}
}
function getTypeReferenceTypeWorker(node, symbol, typeArguments) {
if (symbol.flags & (32 | 64)) {
if (symbol.valueDeclaration && ts.isBinaryExpression(symbol.valueDeclaration.parent)) {
var jsdocType = getJSDocTypeReference(node, symbol, typeArguments);
if (jsdocType) {
return jsdocType;
}
}
return getTypeFromClassOrInterfaceReference(node, symbol, typeArguments);
}
if (symbol.flags & 524288) {
return getTypeFromTypeAliasReference(node, symbol, typeArguments);
}
if (symbol.flags & 16 &&
isJSDocTypeReference(node) &&
(symbol.members || ts.getJSDocClassTag(symbol.valueDeclaration))) {
return getInferredClassType(symbol);
}
}
function getSubstitutionType(typeVariable, substitute) {
var result = createType(8388608);
result.typeVariable = typeVariable;
result.substitute = substitute;
return result;
}
function isUnaryTupleTypeNode(node) {
return node.kind === 168 && node.elementTypes.length === 1;
}
function getImpliedConstraint(typeVariable, checkNode, extendsNode) {
return isUnaryTupleTypeNode(checkNode) && isUnaryTupleTypeNode(extendsNode) ? getImpliedConstraint(typeVariable, checkNode.elementTypes[0], extendsNode.elementTypes[0]) :
getActualTypeVariable(getTypeFromTypeNode(checkNode)) === typeVariable ? getTypeFromTypeNode(extendsNode) :
undefined;
}
function getConstrainedTypeVariable(typeVariable, node) {
var constraints;
while (node && !ts.isStatement(node) && node.kind !== 289) {
var parent = node.parent;
if (parent.kind === 173 && node === parent.trueType) {
var constraint = getImpliedConstraint(typeVariable, parent.checkType, parent.extendsType);
if (constraint) {
constraints = ts.append(constraints, constraint);
}
}
node = parent;
}
return constraints ? getSubstitutionType(typeVariable, getIntersectionType(ts.append(constraints, typeVariable))) : typeVariable;
}
function isJSDocTypeReference(node) {
return !!(node.flags & 2097152) && node.kind === 162;
}
function checkNoTypeArguments(node, symbol) {
if (node.typeArguments) {
error(node, ts.Diagnostics.Type_0_is_not_generic, symbol ? symbolToString(symbol) : node.typeName ? ts.declarationNameToString(node.typeName) : "(anonymous)");
return false;
}
return true;
}
function getIntendedTypeFromJSDocTypeReference(node) {
if (ts.isIdentifier(node.typeName)) {
var typeArgs = node.typeArguments;
switch (node.typeName.escapedText) {
case "String":
checkNoTypeArguments(node);
return stringType;
case "Number":
checkNoTypeArguments(node);
return numberType;
case "Boolean":
checkNoTypeArguments(node);
return booleanType;
case "Void":
checkNoTypeArguments(node);
return voidType;
case "Undefined":
checkNoTypeArguments(node);
return undefinedType;
case "Null":
checkNoTypeArguments(node);
return nullType;
case "Function":
case "function":
checkNoTypeArguments(node);
return globalFunctionType;
case "Array":
case "array":
return !typeArgs || !typeArgs.length ? anyArrayType : undefined;
case "Promise":
case "promise":
return !typeArgs || !typeArgs.length ? createPromiseType(anyType) : undefined;
case "Object":
if (typeArgs && typeArgs.length === 2) {
if (ts.isJSDocIndexSignature(node)) {
var indexed = getTypeFromTypeNode(typeArgs[0]);
var target = getTypeFromTypeNode(typeArgs[1]);
var index = createIndexInfo(target, false);
return createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, indexed === stringType ? index : undefined, indexed === numberType ? index : undefined);
}
return anyType;
}
checkNoTypeArguments(node);
return anyType;
}
}
}
function getTypeFromJSDocNullableTypeNode(node) {
var type = getTypeFromTypeNode(node.type);
return strictNullChecks ? getNullableType(type, 16384) : type;
}
function getTypeFromTypeReference(node) {
var links = getNodeLinks(node);
if (!links.resolvedType) {
var symbol = void 0;
var type = void 0;
var meaning = 67901928;
if (isJSDocTypeReference(node)) {
type = getIntendedTypeFromJSDocTypeReference(node);
meaning |= 67216319;
}
if (!type) {
symbol = resolveTypeReferenceName(getTypeReferenceName(node), meaning);
type = getTypeReferenceType(node, symbol);
}
links.resolvedSymbol = symbol;
links.resolvedType = type;
}
return links.resolvedType;
}
function typeArgumentsFromTypeReferenceNode(node) {
return ts.map(node.typeArguments, getTypeFromTypeNode);
}
function getTypeFromTypeQueryNode(node) {
var links = getNodeLinks(node);
if (!links.resolvedType) {
links.resolvedType = getWidenedType(checkExpression(node.exprName));
}
return links.resolvedType;
}
function getTypeOfGlobalSymbol(symbol, arity) {
function getTypeDeclaration(symbol) {
var declarations = symbol.declarations;
for (var _i = 0, declarations_3 = declarations; _i < declarations_3.length; _i++) {
var declaration = declarations_3[_i];
switch (declaration.kind) {
case 238:
case 239:
case 241:
return declaration;
}
}
}
if (!symbol) {
return arity ? emptyGenericType : emptyObjectType;
}
var type = getDeclaredTypeOfSymbol(symbol);
if (!(type.flags & 131072)) {
error(getTypeDeclaration(symbol), ts.Diagnostics.Global_type_0_must_be_a_class_or_interface_type, ts.symbolName(symbol));
return arity ? emptyGenericType : emptyObjectType;
}
if (ts.length(type.typeParameters) !== arity) {
error(getTypeDeclaration(symbol), ts.Diagnostics.Global_type_0_must_have_1_type_parameter_s, ts.symbolName(symbol), arity);
return arity ? emptyGenericType : emptyObjectType;
}
return type;
}
function getGlobalValueSymbol(name, reportErrors) {
return getGlobalSymbol(name, 67216319, reportErrors ? ts.Diagnostics.Cannot_find_global_value_0 : undefined);
}
function getGlobalTypeSymbol(name, reportErrors) {
return getGlobalSymbol(name, 67901928, reportErrors ? ts.Diagnostics.Cannot_find_global_type_0 : undefined);
}
function getGlobalSymbol(name, meaning, diagnostic) {
return resolveName(undefined, name, meaning, diagnostic, name, false);
}
function getGlobalType(name, arity, reportErrors) {
var symbol = getGlobalTypeSymbol(name, reportErrors);
return symbol || reportErrors ? getTypeOfGlobalSymbol(symbol, arity) : undefined;
}
function getGlobalTypedPropertyDescriptorType() {
return deferredGlobalTypedPropertyDescriptorType || (deferredGlobalTypedPropertyDescriptorType = getGlobalType("TypedPropertyDescriptor", 1, true)) || emptyGenericType;
}
function getGlobalTemplateStringsArrayType() {
return deferredGlobalTemplateStringsArrayType || (deferredGlobalTemplateStringsArrayType = getGlobalType("TemplateStringsArray", 0, true)) || emptyObjectType;
}
function getGlobalImportMetaType() {
return deferredGlobalImportMetaType || (deferredGlobalImportMetaType = getGlobalType("ImportMeta", 0, true)) || emptyObjectType;
}
function getGlobalESSymbolConstructorSymbol(reportErrors) {
return deferredGlobalESSymbolConstructorSymbol || (deferredGlobalESSymbolConstructorSymbol = getGlobalValueSymbol("Symbol", reportErrors));
}
function getGlobalESSymbolType(reportErrors) {
return deferredGlobalESSymbolType || (deferredGlobalESSymbolType = getGlobalType("Symbol", 0, reportErrors)) || emptyObjectType;
}
function getGlobalPromiseType(reportErrors) {
return deferredGlobalPromiseType || (deferredGlobalPromiseType = getGlobalType("Promise", 1, reportErrors)) || emptyGenericType;
}
function getGlobalPromiseConstructorSymbol(reportErrors) {
return deferredGlobalPromiseConstructorSymbol || (deferredGlobalPromiseConstructorSymbol = getGlobalValueSymbol("Promise", reportErrors));
}
function getGlobalPromiseConstructorLikeType(reportErrors) {
return deferredGlobalPromiseConstructorLikeType || (deferredGlobalPromiseConstructorLikeType = getGlobalType("PromiseConstructorLike", 0, reportErrors)) || emptyObjectType;
}
function getGlobalAsyncIterableType(reportErrors) {
return deferredGlobalAsyncIterableType || (deferredGlobalAsyncIterableType = getGlobalType("AsyncIterable", 1, reportErrors)) || emptyGenericType;
}
function getGlobalAsyncIteratorType(reportErrors) {
return deferredGlobalAsyncIteratorType || (deferredGlobalAsyncIteratorType = getGlobalType("AsyncIterator", 1, reportErrors)) || emptyGenericType;
}
function getGlobalAsyncIterableIteratorType(reportErrors) {
return deferredGlobalAsyncIterableIteratorType || (deferredGlobalAsyncIterableIteratorType = getGlobalType("AsyncIterableIterator", 1, reportErrors)) || emptyGenericType;
}
function getGlobalIterableType(reportErrors) {
return deferredGlobalIterableType || (deferredGlobalIterableType = getGlobalType("Iterable", 1, reportErrors)) || emptyGenericType;
}
function getGlobalIteratorType(reportErrors) {
return deferredGlobalIteratorType || (deferredGlobalIteratorType = getGlobalType("Iterator", 1, reportErrors)) || emptyGenericType;
}
function getGlobalIterableIteratorType(reportErrors) {
return deferredGlobalIterableIteratorType || (deferredGlobalIterableIteratorType = getGlobalType("IterableIterator", 1, reportErrors)) || emptyGenericType;
}
function getGlobalTypeOrUndefined(name, arity) {
if (arity === void 0) { arity = 0; }
var symbol = getGlobalSymbol(name, 67901928, undefined);
return symbol && getTypeOfGlobalSymbol(symbol, arity);
}
function getGlobalExtractSymbol() {
return deferredGlobalExtractSymbol || (deferredGlobalExtractSymbol = getGlobalSymbol("Extract", 524288, ts.Diagnostics.Cannot_find_global_type_0));
}
function createTypeFromGenericGlobalType(genericGlobalType, typeArguments) {
return genericGlobalType !== emptyGenericType ? createTypeReference(genericGlobalType, typeArguments) : emptyObjectType;
}
function createTypedPropertyDescriptorType(propertyType) {
return createTypeFromGenericGlobalType(getGlobalTypedPropertyDescriptorType(), [propertyType]);
}
function createAsyncIterableType(iteratedType) {
return createTypeFromGenericGlobalType(getGlobalAsyncIterableType(true), [iteratedType]);
}
function createAsyncIterableIteratorType(iteratedType) {
return createTypeFromGenericGlobalType(getGlobalAsyncIterableIteratorType(true), [iteratedType]);
}
function createIterableType(iteratedType) {
return createTypeFromGenericGlobalType(getGlobalIterableType(true), [iteratedType]);
}
function createIterableIteratorType(iteratedType) {
return createTypeFromGenericGlobalType(getGlobalIterableIteratorType(true), [iteratedType]);
}
function createArrayType(elementType) {
return createTypeFromGenericGlobalType(globalArrayType, [elementType]);
}
function getTypeFromArrayTypeNode(node) {
var links = getNodeLinks(node);
if (!links.resolvedType) {
links.resolvedType = createArrayType(getTypeFromTypeNode(node.elementType));
}
return links.resolvedType;
}
function createTupleTypeOfArity(arity, minLength, hasRestElement, associatedNames) {
var typeParameters;
var properties = [];
var maxLength = hasRestElement ? arity - 1 : arity;
if (arity) {
typeParameters = new Array(arity);
for (var i = 0; i < arity; i++) {
var typeParameter = typeParameters[i] = createType(65536);
if (i < maxLength) {
var property = createSymbol(4 | (i >= minLength ? 16777216 : 0), "" + i);
property.type = typeParameter;
properties.push(property);
}
}
}
var literalTypes = [];
for (var i = minLength; i <= maxLength; i++)
literalTypes.push(getLiteralType(i));
var lengthSymbol = createSymbol(4, "length");
lengthSymbol.type = hasRestElement ? numberType : getUnionType(literalTypes);
properties.push(lengthSymbol);
var type = createObjectType(8 | 4);
type.typeParameters = typeParameters;
type.outerTypeParameters = undefined;
type.localTypeParameters = typeParameters;
type.instantiations = ts.createMap();
type.instantiations.set(getTypeListId(type.typeParameters), type);
type.target = type;
type.typeArguments = type.typeParameters;
type.thisType = createType(65536);
type.thisType.isThisType = true;
type.thisType.constraint = type;
type.declaredProperties = properties;
type.declaredCallSignatures = ts.emptyArray;
type.declaredConstructSignatures = ts.emptyArray;
type.declaredStringIndexInfo = undefined;
type.declaredNumberIndexInfo = undefined;
type.minLength = minLength;
type.hasRestElement = hasRestElement;
type.associatedNames = associatedNames;
return type;
}
function getTupleTypeOfArity(arity, minLength, hasRestElement, associatedNames) {
var key = arity + (hasRestElement ? "+" : ",") + minLength + (associatedNames && associatedNames.length ? "," + associatedNames.join(",") : "");
var type = tupleTypes.get(key);
if (!type) {
tupleTypes.set(key, type = createTupleTypeOfArity(arity, minLength, hasRestElement, associatedNames));
}
return type;
}
function createTupleType(elementTypes, minLength, hasRestElement, associatedNames) {
if (minLength === void 0) { minLength = elementTypes.length; }
if (hasRestElement === void 0) { hasRestElement = false; }
var arity = elementTypes.length;
if (arity === 1 && hasRestElement) {
return createArrayType(elementTypes[0]);
}
var tupleType = getTupleTypeOfArity(arity, minLength, arity > 0 && hasRestElement, associatedNames);
return elementTypes.length ? createTypeReference(tupleType, elementTypes) : tupleType;
}
function getTypeFromTupleTypeNode(node) {
var links = getNodeLinks(node);
if (!links.resolvedType) {
var lastElement = ts.lastOrUndefined(node.elementTypes);
var restElement_1 = lastElement && lastElement.kind === 170 ? lastElement : undefined;
var minLength = ts.findLastIndex(node.elementTypes, function (n) { return n.kind !== 169 && n !== restElement_1; }) + 1;
var elementTypes = ts.map(node.elementTypes, function (n) {
var type = getTypeFromTypeNode(n);
return n === restElement_1 && getIndexTypeOfType(type, 1) || type;
});
links.resolvedType = createTupleType(elementTypes, minLength, !!restElement_1);
}
return links.resolvedType;
}
function getTypeFromOptionalTypeNode(node) {
var type = getTypeFromTypeNode(node.type);
return strictNullChecks ? getOptionalType(type) : type;
}
function getTypeId(type) {
return type.id;
}
function containsType(types, type) {
return ts.binarySearch(types, type, getTypeId, ts.compareValues) >= 0;
}
function isEmptyIntersectionType(type) {
var combined = 0;
for (var _i = 0, _a = type.types; _i < _a.length; _i++) {
var t = _a[_i];
if (t.flags & 27072 && combined & 27072) {
return true;
}
combined |= t.flags;
if (combined & 24576 && combined & (131072 | 16777216) ||
combined & 16777216 && combined & (16809468 & ~16777216) ||
combined & 68 && combined & (16809468 & ~68) ||
combined & 168 && combined & (16809468 & ~168) ||
combined & 3072 && combined & (16809468 & ~3072) ||
combined & 12288 && combined & (16809468 & ~12288)) {
return true;
}
}
return false;
}
function addTypeToUnion(typeSet, includes, type) {
var flags = type.flags;
if (flags & 262144) {
return addTypesToUnion(typeSet, includes, type.types);
}
if (!(flags & 32768 || flags & 524288 && isEmptyIntersectionType(type))) {
includes |= flags & ~939524096;
if (flags & 3) {
if (type === wildcardType)
includes |= 268435456;
}
else if (!strictNullChecks && flags & 24576) {
if (!(flags & 134217728))
includes |= 134217728;
}
else {
var len = typeSet.length;
var index = len && type.id > typeSet[len - 1].id ? ~len : ts.binarySearch(typeSet, type, getTypeId, ts.compareValues);
if (index < 0) {
if (!(flags & 131072 && type.objectFlags & 16 &&
type.symbol && type.symbol.flags & (16 | 8192) && containsIdenticalType(typeSet, type))) {
typeSet.splice(~index, 0, type);
}
}
}
}
return includes;
}
function addTypesToUnion(typeSet, includes, types) {
for (var _i = 0, types_6 = types; _i < types_6.length; _i++) {
var type = types_6[_i];
includes = addTypeToUnion(typeSet, includes, type);
}
return includes;
}
function containsIdenticalType(types, type) {
for (var _i = 0, types_7 = types; _i < types_7.length; _i++) {
var t = types_7[_i];
if (isTypeIdenticalTo(t, type)) {
return true;
}
}
return false;
}
function isSubtypeOfAny(source, targets) {
for (var _i = 0, targets_1 = targets; _i < targets_1.length; _i++) {
var target = targets_1[_i];
if (source !== target && isTypeSubtypeOf(source, target) && (!(ts.getObjectFlags(getTargetType(source)) & 1) ||
!(ts.getObjectFlags(getTargetType(target)) & 1) ||
isTypeDerivedFrom(source, target))) {
return true;
}
}
return false;
}
function isSetOfLiteralsFromSameEnum(types) {
var first = types[0];
if (first.flags & 512) {
var firstEnum = getParentOfSymbol(first.symbol);
for (var i = 1; i < types.length; i++) {
var other = types[i];
if (!(other.flags & 512) || (firstEnum !== getParentOfSymbol(other.symbol))) {
return false;
}
}
return true;
}
return false;
}
function removeSubtypes(types) {
if (types.length === 0 || isSetOfLiteralsFromSameEnum(types)) {
return;
}
var i = types.length;
while (i > 0) {
i--;
if (isSubtypeOfAny(types[i], types)) {
ts.orderedRemoveItemAt(types, i);
}
}
}
function removeRedundantLiteralTypes(types, includes) {
var i = types.length;
while (i > 0) {
i--;
var t = types[i];
var remove = t.flags & 64 && includes & 4 ||
t.flags & 128 && includes & 8 ||
t.flags & 2048 && includes & 1024 ||
t.flags & 192 && t.flags & 33554432 && containsType(types, t.regularType);
if (remove) {
ts.orderedRemoveItemAt(types, i);
}
}
}
function getUnionType(types, unionReduction, aliasSymbol, aliasTypeArguments) {
if (unionReduction === void 0) { unionReduction = 1; }
if (types.length === 0) {
return neverType;
}
if (types.length === 1) {
return types[0];
}
var typeSet = [];
var includes = addTypesToUnion(typeSet, 0, types);
if (includes & 3) {
return includes & 1 ? includes & 268435456 ? wildcardType : anyType : unknownType;
}
switch (unionReduction) {
case 1:
if (includes & 2240) {
removeRedundantLiteralTypes(typeSet, includes);
}
break;
case 2:
removeSubtypes(typeSet);
break;
}
if (typeSet.length === 0) {
return includes & 16384 ? includes & 134217728 ? nullType : nullWideningType :
includes & 8192 ? includes & 134217728 ? undefinedType : undefinedWideningType :
neverType;
}
return getUnionTypeFromSortedList(typeSet, includes & 16749629 ? 0 : 67108864, aliasSymbol, aliasTypeArguments);
}
function getUnionTypePredicate(signatures) {
var first;
var types = [];
for (var _i = 0, signatures_2 = signatures; _i < signatures_2.length; _i++) {
var sig = signatures_2[_i];
var pred = getTypePredicateOfSignature(sig);
if (!pred) {
continue;
}
if (first) {
if (!typePredicateKindsMatch(first, pred)) {
return undefined;
}
}
else {
first = pred;
}
types.push(pred.type);
}
if (!first) {
return undefined;
}
var unionType = getUnionType(types);
return ts.isIdentifierTypePredicate(first)
? createIdentifierTypePredicate(first.parameterName, first.parameterIndex, unionType)
: createThisTypePredicate(unionType);
}
function typePredicateKindsMatch(a, b) {
return ts.isIdentifierTypePredicate(a)
? ts.isIdentifierTypePredicate(b) && a.parameterIndex === b.parameterIndex
: !ts.isIdentifierTypePredicate(b);
}
function getUnionTypeFromSortedList(types, unionOfUnitTypes, aliasSymbol, aliasTypeArguments) {
if (types.length === 0) {
return neverType;
}
if (types.length === 1) {
return types[0];
}
var id = getTypeListId(types);
var type = unionTypes.get(id);
if (!type) {
var propagatedFlags = getPropagatingFlagsOfTypes(types, 24576);
type = createType(262144 | propagatedFlags | unionOfUnitTypes);
unionTypes.set(id, type);
type.types = types;
type.aliasSymbol = aliasSymbol;
type.aliasTypeArguments = aliasTypeArguments;
}
return type;
}
function getTypeFromUnionTypeNode(node) {
var links = getNodeLinks(node);
if (!links.resolvedType) {
var aliasSymbol = getAliasSymbolForTypeNode(node);
links.resolvedType = getUnionType(ts.map(node.types, getTypeFromTypeNode), 1, aliasSymbol, getTypeArgumentsForAliasSymbol(aliasSymbol));
}
return links.resolvedType;
}
function addTypeToIntersection(typeSet, includes, type) {
var flags = type.flags;
if (flags & 524288) {
return addTypesToIntersection(typeSet, includes, type.types);
}
if (ts.getObjectFlags(type) & 16 && isEmptyObjectType(type)) {
includes |= 536870912;
}
else {
includes |= flags & ~939524096;
if (flags & 3) {
if (type === wildcardType)
includes |= 268435456;
}
else if ((strictNullChecks || !(flags & 24576)) && !ts.contains(typeSet, type) &&
!(flags & 131072 && type.objectFlags & 16 &&
type.symbol && type.symbol.flags & (16 | 8192) &&
containsIdenticalType(typeSet, type))) {
typeSet.push(type);
}
}
return includes;
}
function addTypesToIntersection(typeSet, includes, types) {
for (var _i = 0, types_8 = types; _i < types_8.length; _i++) {
var type = types_8[_i];
includes = addTypeToIntersection(typeSet, includes, getRegularTypeOfLiteralType(type));
}
return includes;
}
function removeRedundantPrimitiveTypes(types, includes) {
var i = types.length;
while (i > 0) {
i--;
var t = types[i];
var remove = t.flags & 4 && includes & 64 ||
t.flags & 8 && includes & 128 ||
t.flags & 1024 && includes & 2048;
if (remove) {
ts.orderedRemoveItemAt(types, i);
}
}
}
function intersectUnionsOfUnitTypes(types) {
var unionIndex = ts.findIndex(types, function (t) { return (t.flags & 67108864) !== 0; });
var unionType = types[unionIndex];
var intersection = unionType.types;
var i = types.length - 1;
var _loop_6 = function () {
var t = types[i];
if (t.flags & 67108864) {
intersection = ts.filter(intersection, function (u) { return containsType(t.types, u); });
ts.orderedRemoveItemAt(types, i);
}
i--;
};
while (i > unionIndex) {
_loop_6();
}
if (intersection === unionType.types) {
return false;
}
types[unionIndex] = getUnionTypeFromSortedList(intersection, unionType.flags & 67108864);
return true;
}
function getIntersectionType(types, aliasSymbol, aliasTypeArguments) {
var typeSet = [];
var includes = addTypesToIntersection(typeSet, 0, types);
if (includes & 32768) {
return neverType;
}
if (includes & 1) {
return includes & 268435456 ? wildcardType : anyType;
}
if (!strictNullChecks && includes & 24576) {
return includes & 8192 ? undefinedType : nullType;
}
if (includes & 4 && includes & 64 ||
includes & 8 && includes & 128 ||
includes & 1024 && includes & 2048) {
removeRedundantPrimitiveTypes(typeSet, includes);
}
if (includes & 536870912 && !(includes & 131072)) {
typeSet.push(emptyObjectType);
}
if (typeSet.length === 0) {
return unknownType;
}
if (typeSet.length === 1) {
return typeSet[0];
}
if (includes & 262144) {
if (includes & 67108864 && intersectUnionsOfUnitTypes(typeSet)) {
return getIntersectionType(typeSet, aliasSymbol, aliasTypeArguments);
}
var unionIndex_1 = ts.findIndex(typeSet, function (t) { return (t.flags & 262144) !== 0; });
var unionType = typeSet[unionIndex_1];
return getUnionType(ts.map(unionType.types, function (t) { return getIntersectionType(ts.replaceElement(typeSet, unionIndex_1, t)); }), 1, aliasSymbol, aliasTypeArguments);
}
var id = getTypeListId(typeSet);
var type = intersectionTypes.get(id);
if (!type) {
var propagatedFlags = getPropagatingFlagsOfTypes(typeSet, 24576);
type = createType(524288 | propagatedFlags);
intersectionTypes.set(id, type);
type.types = typeSet;
type.aliasSymbol = aliasSymbol;
type.aliasTypeArguments = aliasTypeArguments;
}
return type;
}
function getTypeFromIntersectionTypeNode(node) {
var links = getNodeLinks(node);
if (!links.resolvedType) {
var aliasSymbol = getAliasSymbolForTypeNode(node);
links.resolvedType = getIntersectionType(ts.map(node.types, getTypeFromTypeNode), aliasSymbol, getTypeArgumentsForAliasSymbol(aliasSymbol));
}
return links.resolvedType;
}
function createIndexType(type, stringsOnly) {
var result = createType(1048576);
result.type = type;
result.stringsOnly = stringsOnly;
return result;
}
function getIndexTypeForGenericType(type, stringsOnly) {
return stringsOnly ?
type.resolvedStringIndexType || (type.resolvedStringIndexType = createIndexType(type, true)) :
type.resolvedIndexType || (type.resolvedIndexType = createIndexType(type, false));
}
function getLiteralTypeFromPropertyName(prop, include) {
if (!(ts.getDeclarationModifierFlagsFromSymbol(prop) & 24)) {
var type = getLateBoundSymbol(prop).nameType;
if (!type && !ts.isKnownSymbol(prop)) {
var name = prop.valueDeclaration && ts.getNameOfDeclaration(prop.valueDeclaration);
type = name && ts.isNumericLiteral(name) ? getLiteralType(+name.text) :
name && name.kind === 147 && ts.isNumericLiteral(name.expression) ? getLiteralType(+name.expression.text) :
getLiteralType(ts.symbolName(prop));
}
if (type && type.flags & include) {
return type;
}
}
return neverType;
}
function getLiteralTypeFromPropertyNames(type, include) {
return getUnionType(ts.map(getPropertiesOfType(type), function (t) { return getLiteralTypeFromPropertyName(t, include); }));
}
function getNonEnumNumberIndexInfo(type) {
var numberIndexInfo = getIndexInfoOfType(type, 1);
return numberIndexInfo !== enumNumberIndexInfo ? numberIndexInfo : undefined;
}
function getIndexType(type, stringsOnly) {
if (stringsOnly === void 0) { stringsOnly = keyofStringsOnly; }
return type.flags & 262144 ? getIntersectionType(ts.map(type.types, function (t) { return getIndexType(t, stringsOnly); })) :
type.flags & 524288 ? getUnionType(ts.map(type.types, function (t) { return getIndexType(t, stringsOnly); })) :
maybeTypeOfKind(type, 14745600) ? getIndexTypeForGenericType(type, stringsOnly) :
ts.getObjectFlags(type) & 32 ? getConstraintTypeFromMappedType(type) :
type === wildcardType ? wildcardType :
type.flags & 1 ? keyofConstraintType :
stringsOnly ? getIndexInfoOfType(type, 0) ? stringType : getLiteralTypeFromPropertyNames(type, 64) :
getIndexInfoOfType(type, 0) ? getUnionType([stringType, numberType, getLiteralTypeFromPropertyNames(type, 2048)]) :
getNonEnumNumberIndexInfo(type) ? getUnionType([numberType, getLiteralTypeFromPropertyNames(type, 64 | 2048)]) :
getLiteralTypeFromPropertyNames(type, 2240);
}
function getExtractStringType(type) {
if (keyofStringsOnly) {
return type;
}
var extractTypeAlias = getGlobalExtractSymbol();
return extractTypeAlias ? getTypeAliasInstantiation(extractTypeAlias, [type, stringType]) : stringType;
}
function getIndexTypeOrString(type) {
var indexType = getExtractStringType(getIndexType(type));
return indexType.flags & 32768 ? stringType : indexType;
}
function getTypeFromTypeOperatorNode(node) {
var links = getNodeLinks(node);
if (!links.resolvedType) {
switch (node.operator) {
case 128:
links.resolvedType = getIndexType(getTypeFromTypeNode(node.type));
break;
case 141:
links.resolvedType = node.type.kind === 138
? getESSymbolLikeTypeForNode(ts.walkUpParenthesizedTypes(node.parent))
: errorType;
break;
}
}
return links.resolvedType;
}
function createIndexedAccessType(objectType, indexType) {
var type = createType(2097152);
type.objectType = objectType;
type.indexType = indexType;
return type;
}
function getPropertyTypeForIndexType(objectType, indexType, accessNode, cacheSymbol) {
var accessExpression = accessNode && accessNode.kind === 188 ? accessNode : undefined;
var propName = isTypeUsableAsLateBoundName(indexType) ? getLateBoundNameFromType(indexType) :
accessExpression && checkThatExpressionIsProperSymbolReference(accessExpression.argumentExpression, indexType, false) ?
ts.getPropertyNameForKnownSymbolName(ts.idText(accessExpression.argumentExpression.name)) :
undefined;
if (propName !== undefined) {
var prop = getPropertyOfType(objectType, propName);
if (prop) {
if (accessExpression) {
markPropertyAsReferenced(prop, accessExpression, accessExpression.expression.kind === 99);
if (ts.isAssignmentTarget(accessExpression) && (isReferenceToReadonlyEntity(accessExpression, prop) || isReferenceThroughNamespaceImport(accessExpression))) {
error(accessExpression.argumentExpression, ts.Diagnostics.Cannot_assign_to_0_because_it_is_a_constant_or_a_read_only_property, symbolToString(prop));
return errorType;
}
if (cacheSymbol) {
getNodeLinks(accessNode).resolvedSymbol = prop;
}
}
return getTypeOfSymbol(prop);
}
if (isTupleType(objectType)) {
var restType = getRestTypeOfTupleType(objectType);
if (restType && isNumericLiteralName(propName) && +propName >= 0) {
return restType;
}
}
}
if (!(indexType.flags & 24576) && isTypeAssignableToKind(indexType, 68 | 168 | 3072)) {
if (isTypeAny(objectType)) {
return objectType;
}
var indexInfo = isTypeAssignableToKind(indexType, 168) && getIndexInfoOfType(objectType, 1) ||
getIndexInfoOfType(objectType, 0) ||
undefined;
if (indexInfo) {
if (accessNode && !isTypeAssignableToKind(indexType, 4 | 8)) {
var indexNode = accessNode.kind === 188 ? accessNode.argumentExpression : accessNode.indexType;
error(indexNode, ts.Diagnostics.Type_0_cannot_be_used_as_an_index_type, typeToString(indexType));
}
else if (accessExpression && indexInfo.isReadonly && (ts.isAssignmentTarget(accessExpression) || ts.isDeleteTarget(accessExpression))) {
error(accessExpression, ts.Diagnostics.Index_signature_in_type_0_only_permits_reading, typeToString(objectType));
}
return indexInfo.type;
}
if (indexType.flags & 32768) {
return neverType;
}
if (accessExpression && !isConstEnumObjectType(objectType)) {
if (noImplicitAny && !compilerOptions.suppressImplicitAnyIndexErrors) {
if (getIndexTypeOfType(objectType, 1)) {
error(accessExpression.argumentExpression, ts.Diagnostics.Element_implicitly_has_an_any_type_because_index_expression_is_not_of_type_number);
}
else {
var suggestion = void 0;
if (propName !== undefined && (suggestion = getSuggestionForNonexistentProperty(propName, objectType))) {
if (suggestion !== undefined) {
error(accessExpression.argumentExpression, ts.Diagnostics.Property_0_does_not_exist_on_type_1_Did_you_mean_2, propName, typeToString(objectType), suggestion);
}
}
else {
error(accessExpression, ts.Diagnostics.Element_implicitly_has_an_any_type_because_type_0_has_no_index_signature, typeToString(objectType));
}
}
}
return anyType;
}
}
if (accessNode) {
var indexNode = accessNode.kind === 188 ? accessNode.argumentExpression : accessNode.indexType;
if (indexType.flags & (64 | 128)) {
error(indexNode, ts.Diagnostics.Property_0_does_not_exist_on_type_1, "" + indexType.value, typeToString(objectType));
}
else if (indexType.flags & (4 | 8)) {
error(indexNode, ts.Diagnostics.Type_0_has_no_matching_index_signature_for_type_1, typeToString(objectType), typeToString(indexType));
}
else {
error(indexNode, ts.Diagnostics.Type_0_cannot_be_used_as_an_index_type, typeToString(indexType));
}
}
return errorType;
}
function isGenericObjectType(type) {
return maybeTypeOfKind(type, 14745600 | 134217728);
}
function isGenericIndexType(type) {
return maybeTypeOfKind(type, 14745600 | 1048576);
}
function isStringIndexOnlyType(type) {
if (type.flags & 131072 && !isGenericMappedType(type)) {
var t = resolveStructuredTypeMembers(type);
return t.properties.length === 0 &&
t.callSignatures.length === 0 && t.constructSignatures.length === 0 &&
!!t.stringIndexInfo && !t.numberIndexInfo;
}
return false;
}
function isMappedTypeToNever(type) {
return !!(ts.getObjectFlags(type) & 32) && getTemplateTypeFromMappedType(type) === neverType;
}
function getSimplifiedType(type) {
return type.flags & 2097152 ? getSimplifiedIndexedAccessType(type) : type;
}
function getSimplifiedIndexedAccessType(type) {
if (type.simplified) {
return type.simplified === circularConstraintType ? type : type.simplified;
}
type.simplified = circularConstraintType;
var objectType = getSimplifiedType(type.objectType);
if (objectType.flags & 524288 && isGenericObjectType(objectType)) {
if (ts.some(objectType.types, isStringIndexOnlyType)) {
var regularTypes = [];
var stringIndexTypes = [];
for (var _i = 0, _a = objectType.types; _i < _a.length; _i++) {
var t = _a[_i];
if (isStringIndexOnlyType(t)) {
stringIndexTypes.push(getIndexTypeOfType(t, 0));
}
else {
regularTypes.push(t);
}
}
return type.simplified = getUnionType([
getSimplifiedType(getIndexedAccessType(getIntersectionType(regularTypes), type.indexType)),
getIntersectionType(stringIndexTypes)
]);
}
if (ts.some(objectType.types, isMappedTypeToNever)) {
var nonNeverTypes = ts.filter(objectType.types, function (t) { return !isMappedTypeToNever(t); });
return type.simplified = getSimplifiedType(getIndexedAccessType(getIntersectionType(nonNeverTypes), type.indexType));
}
}
if (isGenericMappedType(objectType)) {
return type.simplified = substituteIndexedMappedType(objectType, type);
}
if (objectType.flags & 65536) {
var constraint = getConstraintFromTypeParameter(objectType);
if (constraint && isGenericMappedType(constraint)) {
return type.simplified = substituteIndexedMappedType(constraint, type);
}
}
return type.simplified = type;
}
function substituteIndexedMappedType(objectType, type) {
var mapper = createTypeMapper([getTypeParameterFromMappedType(objectType)], [type.indexType]);
var templateMapper = combineTypeMappers(objectType.mapper, mapper);
return instantiateType(getTemplateTypeFromMappedType(objectType), templateMapper);
}
function getIndexedAccessType(objectType, indexType, accessNode) {
if (objectType === wildcardType || indexType === wildcardType) {
return wildcardType;
}
if (isGenericIndexType(indexType) || !(accessNode && accessNode.kind === 188) && isGenericObjectType(objectType)) {
if (objectType.flags & 3) {
return objectType;
}
var id = objectType.id + "," + indexType.id;
var type = indexedAccessTypes.get(id);
if (!type) {
indexedAccessTypes.set(id, type = createIndexedAccessType(objectType, indexType));
}
return type;
}
var apparentObjectType = getApparentType(objectType);
if (indexType.flags & 262144 && !(indexType.flags & 16)) {
var propTypes = [];
for (var _i = 0, _a = indexType.types; _i < _a.length; _i++) {
var t = _a[_i];
var propType = getPropertyTypeForIndexType(apparentObjectType, t, accessNode, false);
if (propType === errorType) {
return errorType;
}
propTypes.push(propType);
}
return getUnionType(propTypes);
}
return getPropertyTypeForIndexType(apparentObjectType, indexType, accessNode, true);
}
function getTypeFromIndexedAccessTypeNode(node) {
var links = getNodeLinks(node);
if (!links.resolvedType) {
var objectType = getTypeFromTypeNode(node.objectType);
var indexType = getTypeFromTypeNode(node.indexType);
var resolved = getIndexedAccessType(objectType, indexType, node);
links.resolvedType = resolved.flags & 2097152 &&
resolved.objectType === objectType &&
resolved.indexType === indexType ?
getConstrainedTypeVariable(resolved, node) : resolved;
}
return links.resolvedType;
}
function getTypeFromMappedTypeNode(node) {
var links = getNodeLinks(node);
if (!links.resolvedType) {
var type = createObjectType(32, node.symbol);
type.declaration = node;
type.aliasSymbol = getAliasSymbolForTypeNode(node);
type.aliasTypeArguments = getTypeArgumentsForAliasSymbol(type.aliasSymbol);
links.resolvedType = type;
getConstraintTypeFromMappedType(type);
}
return links.resolvedType;
}
function getActualTypeVariable(type) {
return type.flags & 8388608 ? type.typeVariable : type;
}
function getConditionalType(root, mapper) {
var checkType = instantiateType(root.checkType, mapper);
var extendsType = instantiateType(root.extendsType, mapper);
if (checkType === wildcardType || extendsType === wildcardType) {
return wildcardType;
}
var isDeferred = root.isDistributive && maybeTypeOfKind(checkType, 15794176);
var combinedMapper;
if (root.inferTypeParameters) {
var context = createInferenceContext(root.inferTypeParameters, undefined, 0);
if (!isDeferred) {
inferTypes(context.inferences, checkType, extendsType, 32 | 64);
}
combinedMapper = combineTypeMappers(mapper, context);
}
if (!isDeferred) {
if (extendsType.flags & 3) {
return instantiateType(root.trueType, mapper);
}
if (checkType.flags & 1) {
return getUnionType([instantiateType(root.trueType, combinedMapper || mapper), instantiateType(root.falseType, mapper)]);
}
var inferredExtendsType = combinedMapper ? instantiateType(root.extendsType, combinedMapper) : extendsType;
if (!isTypeAssignableTo(getWildcardInstantiation(checkType), getWildcardInstantiation(inferredExtendsType))) {
return instantiateType(root.falseType, mapper);
}
if (checkTypeRelatedTo(checkType, inferredExtendsType, definitelyAssignableRelation, undefined)) {
return instantiateType(root.trueType, combinedMapper || mapper);
}
}
var erasedCheckType = getActualTypeVariable(checkType);
var result = createType(4194304);
result.root = root;
result.checkType = erasedCheckType;
result.extendsType = extendsType;
result.mapper = mapper;
result.combinedMapper = combinedMapper;
result.aliasSymbol = root.aliasSymbol;
result.aliasTypeArguments = instantiateTypes(root.aliasTypeArguments, mapper);
return result;
}
function getTrueTypeFromConditionalType(type) {
return type.resolvedTrueType || (type.resolvedTrueType = instantiateType(type.root.trueType, type.mapper));
}
function getFalseTypeFromConditionalType(type) {
return type.resolvedFalseType || (type.resolvedFalseType = instantiateType(type.root.falseType, type.mapper));
}
function getInferTypeParameters(node) {
var result;
if (node.locals) {
node.locals.forEach(function (symbol) {
if (symbol.flags & 262144) {
result = ts.append(result, getDeclaredTypeOfSymbol(symbol));
}
});
}
return result;
}
function isPossiblyReferencedInConditionalType(tp, node) {
if (isTypeParameterPossiblyReferenced(tp, node)) {
return true;
}
while (node) {
if (node.kind === 173) {
if (isTypeParameterPossiblyReferenced(tp, node.extendsType)) {
return true;
}
}
node = node.parent;
}
return false;
}
function getTypeFromConditionalTypeNode(node) {
var links = getNodeLinks(node);
if (!links.resolvedType) {
var checkType = getTypeFromTypeNode(node.checkType);
var aliasSymbol = getAliasSymbolForTypeNode(node);
var aliasTypeArguments = getTypeArgumentsForAliasSymbol(aliasSymbol);
var allOuterTypeParameters = getOuterTypeParameters(node, true);
var outerTypeParameters = aliasTypeArguments ? allOuterTypeParameters : ts.filter(allOuterTypeParameters, function (tp) { return isPossiblyReferencedInConditionalType(tp, node); });
var root = {
node: node,
checkType: checkType,
extendsType: getTypeFromTypeNode(node.extendsType),
trueType: getTypeFromTypeNode(node.trueType),
falseType: getTypeFromTypeNode(node.falseType),
isDistributive: !!(checkType.flags & 65536),
inferTypeParameters: getInferTypeParameters(node),
outerTypeParameters: outerTypeParameters,
instantiations: undefined,
aliasSymbol: aliasSymbol,
aliasTypeArguments: aliasTypeArguments
};
links.resolvedType = getConditionalType(root, undefined);
if (outerTypeParameters) {
root.instantiations = ts.createMap();
root.instantiations.set(getTypeListId(outerTypeParameters), links.resolvedType);
}
}
return links.resolvedType;
}
function getTypeFromInferTypeNode(node) {
var links = getNodeLinks(node);
if (!links.resolvedType) {
links.resolvedType = getDeclaredTypeOfTypeParameter(getSymbolOfNode(node.typeParameter));
}
return links.resolvedType;
}
function getIdentifierChain(node) {
if (ts.isIdentifier(node)) {
return [node];
}
else {
return ts.append(getIdentifierChain(node.left), node.right);
}
}
function getTypeFromImportTypeNode(node) {
var links = getNodeLinks(node);
if (!links.resolvedType) {
if (node.isTypeOf && node.typeArguments) {
error(node, ts.Diagnostics.Type_arguments_cannot_be_used_here);
links.resolvedSymbol = unknownSymbol;
return links.resolvedType = errorType;
}
if (!ts.isLiteralImportTypeNode(node)) {
error(node.argument, ts.Diagnostics.String_literal_expected);
links.resolvedSymbol = unknownSymbol;
return links.resolvedType = errorType;
}
var argumentType = getTypeFromTypeNode(node.argument);
var targetMeaning = node.isTypeOf ? 67216319 : 67901928;
var moduleName = argumentType.value;
var innerModuleSymbol = resolveExternalModule(node, moduleName, ts.Diagnostics.Cannot_find_module_0, node, false);
if (!innerModuleSymbol) {
links.resolvedSymbol = unknownSymbol;
return links.resolvedType = errorType;
}
var moduleSymbol_1 = resolveExternalModuleSymbol(innerModuleSymbol, false);
if (!ts.nodeIsMissing(node.qualifier)) {
var nameStack = getIdentifierChain(node.qualifier);
var currentNamespace = moduleSymbol_1;
var current = void 0;
while (current = nameStack.shift()) {
var meaning = nameStack.length ? 1920 : targetMeaning;
var next = getSymbol(getExportsOfSymbol(getMergedSymbol(resolveSymbol(currentNamespace))), current.escapedText, meaning);
if (!next) {
error(current, ts.Diagnostics.Namespace_0_has_no_exported_member_1, getFullyQualifiedName(currentNamespace), ts.declarationNameToString(current));
return links.resolvedType = errorType;
}
getNodeLinks(current).resolvedSymbol = next;
getNodeLinks(current.parent).resolvedSymbol = next;
currentNamespace = next;
}
resolveImportSymbolType(node, links, currentNamespace, targetMeaning);
}
else {
if (moduleSymbol_1.flags & targetMeaning) {
resolveImportSymbolType(node, links, moduleSymbol_1, targetMeaning);
}
else {
var errorMessage = targetMeaning === 67216319
? ts.Diagnostics.Module_0_does_not_refer_to_a_value_but_is_used_as_a_value_here
: ts.Diagnostics.Module_0_does_not_refer_to_a_type_but_is_used_as_a_type_here_Did_you_mean_typeof_import_0;
error(node, errorMessage, moduleName);
links.resolvedSymbol = unknownSymbol;
links.resolvedType = errorType;
}
}
}
return links.resolvedType;
}
function resolveImportSymbolType(node, links, symbol, meaning) {
var resolvedSymbol = resolveSymbol(symbol);
links.resolvedSymbol = resolvedSymbol;
if (meaning === 67216319) {
return links.resolvedType = getTypeOfSymbol(symbol);
}
else {
return links.resolvedType = getTypeReferenceType(node, resolvedSymbol);
}
}
function getTypeFromTypeLiteralOrFunctionOrConstructorTypeNode(node) {
var links = getNodeLinks(node);
if (!links.resolvedType) {
var aliasSymbol = getAliasSymbolForTypeNode(node);
if (getMembersOfSymbol(node.symbol).size === 0 && !aliasSymbol) {
links.resolvedType = emptyTypeLiteralType;
}
else {
var type = createObjectType(16, node.symbol);
type.aliasSymbol = aliasSymbol;
type.aliasTypeArguments = getTypeArgumentsForAliasSymbol(aliasSymbol);
if (ts.isJSDocTypeLiteral(node) && node.isArrayType) {
type = createArrayType(type);
}
links.resolvedType = type;
}
}
return links.resolvedType;
}
function getAliasSymbolForTypeNode(node) {
return ts.isTypeAlias(node.parent) ? getSymbolOfNode(node.parent) : undefined;
}
function getTypeArgumentsForAliasSymbol(symbol) {
return symbol ? getLocalTypeParametersOfClassOrInterfaceOrTypeAlias(symbol) : undefined;
}
function getSpreadType(left, right, symbol, typeFlags, objectFlags) {
if (left.flags & 1 || right.flags & 1) {
return anyType;
}
if (left.flags & 2 || right.flags & 2) {
return unknownType;
}
if (left.flags & 32768) {
return right;
}
if (right.flags & 32768) {
return left;
}
if (left.flags & 262144) {
return mapType(left, function (t) { return getSpreadType(t, right, symbol, typeFlags, objectFlags); });
}
if (right.flags & 262144) {
return mapType(right, function (t) { return getSpreadType(left, t, symbol, typeFlags, objectFlags); });
}
if (right.flags & (272 | 168 | 68 | 544 | 16777216 | 1048576)) {
return left;
}
var members = ts.createSymbolTable();
var skippedPrivateMembers = ts.createUnderscoreEscapedMap();
var stringIndexInfo;
var numberIndexInfo;
if (left === emptyObjectType) {
stringIndexInfo = getIndexInfoOfType(right, 0);
numberIndexInfo = getIndexInfoOfType(right, 1);
}
else {
stringIndexInfo = unionSpreadIndexInfos(getIndexInfoOfType(left, 0), getIndexInfoOfType(right, 0));
numberIndexInfo = unionSpreadIndexInfos(getIndexInfoOfType(left, 1), getIndexInfoOfType(right, 1));
}
for (var _i = 0, _a = getPropertiesOfType(right); _i < _a.length; _i++) {
var rightProp = _a[_i];
var isSetterWithoutGetter = rightProp.flags & 65536 && !(rightProp.flags & 32768);
if (ts.getDeclarationModifierFlagsFromSymbol(rightProp) & (8 | 16)) {
skippedPrivateMembers.set(rightProp.escapedName, true);
}
else if (!isClassMethod(rightProp) && !isSetterWithoutGetter) {
members.set(rightProp.escapedName, getNonReadonlySymbol(rightProp));
}
}
for (var _b = 0, _c = getPropertiesOfType(left); _b < _c.length; _b++) {
var leftProp = _c[_b];
if (leftProp.flags & 65536 && !(leftProp.flags & 32768)
|| skippedPrivateMembers.has(leftProp.escapedName)
|| isClassMethod(leftProp)) {
continue;
}
if (members.has(leftProp.escapedName)) {
var rightProp = members.get(leftProp.escapedName);
var rightType = getTypeOfSymbol(rightProp);
if (rightProp.flags & 16777216) {
var declarations = ts.concatenate(leftProp.declarations, rightProp.declarations);
var flags = 4 | (leftProp.flags & 16777216);
var result = createSymbol(flags, leftProp.escapedName);
result.type = getUnionType([getTypeOfSymbol(leftProp), getTypeWithFacts(rightType, 131072)]);
result.leftSpread = leftProp;
result.rightSpread = rightProp;
result.declarations = declarations;
result.nameType = leftProp.nameType;
members.set(leftProp.escapedName, result);
}
}
else {
members.set(leftProp.escapedName, getNonReadonlySymbol(leftProp));
}
}
var spread = createAnonymousType(symbol, members, ts.emptyArray, ts.emptyArray, getNonReadonlyIndexSignature(stringIndexInfo), getNonReadonlyIndexSignature(numberIndexInfo));
spread.flags |= typeFlags | 268435456;
spread.objectFlags |= objectFlags | (128 | 1024);
return spread;
}
function getNonReadonlySymbol(prop) {
if (!isReadonlySymbol(prop)) {
return prop;
}
var flags = 4 | (prop.flags & 16777216);
var result = createSymbol(flags, prop.escapedName);
result.type = getTypeOfSymbol(prop);
result.declarations = prop.declarations;
result.nameType = prop.nameType;
result.syntheticOrigin = prop;
return result;
}
function getNonReadonlyIndexSignature(index) {
if (index && index.isReadonly) {
return createIndexInfo(index.type, false, index.declaration);
}
return index;
}
function isClassMethod(prop) {
return prop.flags & 8192 && ts.find(prop.declarations, function (decl) { return ts.isClassLike(decl.parent); });
}
function createLiteralType(flags, value, symbol) {
var type = createType(flags);
type.symbol = symbol;
type.value = value;
return type;
}
function getFreshTypeOfLiteralType(type) {
if (type.flags & 192 && !(type.flags & 33554432)) {
if (!type.freshType) {
var freshType = createLiteralType(type.flags | 33554432, type.value, type.symbol);
freshType.regularType = type;
type.freshType = freshType;
}
return type.freshType;
}
return type;
}
function getRegularTypeOfLiteralType(type) {
return type.flags & 192 && type.flags & 33554432 ? type.regularType :
type.flags & 262144 ? getUnionType(ts.sameMap(type.types, getRegularTypeOfLiteralType)) :
type;
}
function getLiteralType(value, enumId, symbol) {
var qualifier = typeof value === "number" ? "#" : "@";
var key = enumId ? enumId + qualifier + value : qualifier + value;
var type = literalTypes.get(key);
if (!type) {
var flags = (typeof value === "number" ? 128 : 64) | (enumId ? 512 : 0);
literalTypes.set(key, type = createLiteralType(flags, value, symbol));
}
return type;
}
function getTypeFromLiteralTypeNode(node) {
var links = getNodeLinks(node);
if (!links.resolvedType) {
links.resolvedType = getRegularTypeOfLiteralType(checkExpression(node.literal));
}
return links.resolvedType;
}
function createUniqueESSymbolType(symbol) {
var type = createType(2048);
type.symbol = symbol;
return type;
}
function getESSymbolLikeTypeForNode(node) {
if (ts.isValidESSymbolDeclaration(node)) {
var symbol = getSymbolOfNode(node);
var links = getSymbolLinks(symbol);
return links.uniqueESSymbolType || (links.uniqueESSymbolType = createUniqueESSymbolType(symbol));
}
return esSymbolType;
}
function getThisType(node) {
var container = ts.getThisContainer(node, false);
var parent = container && container.parent;
if (parent && (ts.isClassLike(parent) || parent.kind === 239)) {
if (!ts.hasModifier(container, 32) &&
(container.kind !== 155 || ts.isNodeDescendantOf(node, container.body))) {
return getDeclaredTypeOfClassOrInterface(getSymbolOfNode(parent)).thisType;
}
}
error(node, ts.Diagnostics.A_this_type_is_available_only_in_a_non_static_member_of_a_class_or_interface);
return errorType;
}
function getTypeFromThisTypeNode(node) {
var links = getNodeLinks(node);
if (!links.resolvedType) {
links.resolvedType = getThisType(node);
}
return links.resolvedType;
}
function getTypeFromTypeNode(node) {
switch (node.kind) {
case 119:
case 282:
case 283:
return anyType;
case 142:
return unknownType;
case 137:
return stringType;
case 134:
return numberType;
case 122:
return booleanType;
case 138:
return esSymbolType;
case 105:
return voidType;
case 140:
return undefinedType;
case 95:
return nullType;
case 131:
return neverType;
case 135:
return node.flags & 65536 ? anyType : nonPrimitiveType;
case 176:
case 99:
return getTypeFromThisTypeNode(node);
case 180:
return getTypeFromLiteralTypeNode(node);
case 162:
return getTypeFromTypeReference(node);
case 161:
return booleanType;
case 209:
return getTypeFromTypeReference(node);
case 165:
return getTypeFromTypeQueryNode(node);
case 167:
return getTypeFromArrayTypeNode(node);
case 168:
return getTypeFromTupleTypeNode(node);
case 169:
return getTypeFromOptionalTypeNode(node);
case 171:
return getTypeFromUnionTypeNode(node);
case 172:
return getTypeFromIntersectionTypeNode(node);
case 284:
return getTypeFromJSDocNullableTypeNode(node);
case 286:
return addOptionality(getTypeFromTypeNode(node.type));
case 175:
case 170:
case 285:
case 281:
return getTypeFromTypeNode(node.type);
case 288:
return getTypeFromJSDocVariadicType(node);
case 163:
case 164:
case 166:
case 290:
case 287:
case 291:
return getTypeFromTypeLiteralOrFunctionOrConstructorTypeNode(node);
case 177:
return getTypeFromTypeOperatorNode(node);
case 178:
return getTypeFromIndexedAccessTypeNode(node);
case 179:
return getTypeFromMappedTypeNode(node);
case 173:
return getTypeFromConditionalTypeNode(node);
case 174:
return getTypeFromInferTypeNode(node);
case 181:
return getTypeFromImportTypeNode(node);
case 71:
case 146:
var symbol = getSymbolAtLocation(node);
return (symbol && getDeclaredTypeOfSymbol(symbol));
default:
return errorType;
}
}
function instantiateList(items, mapper, instantiator) {
if (items && items.length) {
for (var i = 0; i < items.length; i++) {
var item = items[i];
var mapped = instantiator(item, mapper);
if (item !== mapped) {
var result = i === 0 ? [] : items.slice(0, i);
result.push(mapped);
for (i++; i < items.length; i++) {
result.push(instantiator(items[i], mapper));
}
return result;
}
}
}
return items;
}
function instantiateTypes(types, mapper) {
return instantiateList(types, mapper, instantiateType);
}
function instantiateSignatures(signatures, mapper) {
return instantiateList(signatures, mapper, instantiateSignature);
}
function makeUnaryTypeMapper(source, target) {
return function (t) { return t === source ? target : t; };
}
function makeBinaryTypeMapper(source1, target1, source2, target2) {
return function (t) { return t === source1 ? target1 : t === source2 ? target2 : t; };
}
function makeArrayTypeMapper(sources, targets) {
return function (t) {
for (var i = 0; i < sources.length; i++) {
if (t === sources[i]) {
return targets ? targets[i] : anyType;
}
}
return t;
};
}
function createTypeMapper(sources, targets) {
ts.Debug.assert(targets === undefined || sources.length === targets.length);
return sources.length === 1 ? makeUnaryTypeMapper(sources[0], targets ? targets[0] : anyType) :
sources.length === 2 ? makeBinaryTypeMapper(sources[0], targets ? targets[0] : anyType, sources[1], targets ? targets[1] : anyType) :
makeArrayTypeMapper(sources, targets);
}
function createTypeEraser(sources) {
return createTypeMapper(sources, undefined);
}
function createBackreferenceMapper(typeParameters, index) {
return function (t) { return typeParameters.indexOf(t) >= index ? emptyObjectType : t; };
}
function isInferenceContext(mapper) {
return !!mapper.typeParameters;
}
function cloneTypeMapper(mapper) {
return mapper && isInferenceContext(mapper) ?
createInferenceContext(mapper.typeParameters, mapper.signature, mapper.flags | 2, mapper.compareTypes, mapper.inferences) :
mapper;
}
function combineTypeMappers(mapper1, mapper2) {
if (!mapper1)
return mapper2;
if (!mapper2)
return mapper1;
return function (t) { return instantiateType(mapper1(t), mapper2); };
}
function createReplacementMapper(source, target, baseMapper) {
return function (t) { return t === source ? target : baseMapper(t); };
}
function wildcardMapper(type) {
return type.flags & 65536 ? wildcardType : type;
}
function cloneTypeParameter(typeParameter) {
var result = createType(65536);
result.symbol = typeParameter.symbol;
result.target = typeParameter;
return result;
}
function instantiateTypePredicate(predicate, mapper) {
if (ts.isIdentifierTypePredicate(predicate)) {
return {
kind: 1,
parameterName: predicate.parameterName,
parameterIndex: predicate.parameterIndex,
type: instantiateType(predicate.type, mapper)
};
}
else {
return {
kind: 0,
type: instantiateType(predicate.type, mapper)
};
}
}
function instantiateSignature(signature, mapper, eraseTypeParameters) {
var freshTypeParameters;
if (signature.typeParameters && !eraseTypeParameters) {
freshTypeParameters = ts.map(signature.typeParameters, cloneTypeParameter);
mapper = combineTypeMappers(createTypeMapper(signature.typeParameters, freshTypeParameters), mapper);
for (var _i = 0, freshTypeParameters_1 = freshTypeParameters; _i < freshTypeParameters_1.length; _i++) {
var tp = freshTypeParameters_1[_i];
tp.mapper = mapper;
}
}
var result = createSignature(signature.declaration, freshTypeParameters, signature.thisParameter && instantiateSymbol(signature.thisParameter, mapper), instantiateList(signature.parameters, mapper, instantiateSymbol), undefined, undefined, signature.minArgumentCount, signature.hasRestParameter, signature.hasLiteralTypes);
result.target = signature;
result.mapper = mapper;
return result;
}
function instantiateSymbol(symbol, mapper) {
var links = getSymbolLinks(symbol);
if (links.type && !maybeTypeOfKind(links.type, 131072 | 15794176)) {
return symbol;
}
if (ts.getCheckFlags(symbol) & 1) {
symbol = links.target;
mapper = combineTypeMappers(links.mapper, mapper);
}
var result = createSymbol(symbol.flags, symbol.escapedName, 1 | ts.getCheckFlags(symbol) & (1024 | 4096 | 8192));
result.declarations = symbol.declarations;
result.parent = symbol.parent;
result.target = symbol;
result.mapper = mapper;
if (symbol.valueDeclaration) {
result.valueDeclaration = symbol.valueDeclaration;
}
if (symbol.nameType) {
result.nameType = symbol.nameType;
}
return result;
}
function getAnonymousTypeInstantiation(type, mapper) {
var target = type.objectFlags & 64 ? type.target : type;
var symbol = target.symbol;
var links = getSymbolLinks(symbol);
var typeParameters = links.outerTypeParameters;
if (!typeParameters) {
var declaration_1 = symbol.declarations[0];
if (ts.isInJavaScriptFile(declaration_1)) {
var paramTag = ts.findAncestor(declaration_1, ts.isJSDocParameterTag);
if (paramTag) {
var paramSymbol = ts.getParameterSymbolFromJSDoc(paramTag);
if (paramSymbol) {
declaration_1 = paramSymbol.valueDeclaration;
}
}
}
var outerTypeParameters = getOuterTypeParameters(declaration_1, true);
if (isJavaScriptConstructor(declaration_1)) {
var templateTagParameters = getTypeParametersFromDeclaration(declaration_1);
outerTypeParameters = ts.addRange(outerTypeParameters, templateTagParameters);
}
typeParameters = outerTypeParameters || ts.emptyArray;
typeParameters = symbol.flags & 2048 && !target.aliasTypeArguments ?
ts.filter(typeParameters, function (tp) { return isTypeParameterPossiblyReferenced(tp, declaration_1); }) :
typeParameters;
links.outerTypeParameters = typeParameters;
if (typeParameters.length) {
links.instantiations = ts.createMap();
links.instantiations.set(getTypeListId(typeParameters), target);
}
}
if (typeParameters.length) {
var combinedMapper = type.objectFlags & 64 ? combineTypeMappers(type.mapper, mapper) : mapper;
var typeArguments = ts.map(typeParameters, combinedMapper);
var id = getTypeListId(typeArguments);
var result = links.instantiations.get(id);
if (!result) {
var newMapper = createTypeMapper(typeParameters, typeArguments);
result = target.objectFlags & 32 ? instantiateMappedType(target, newMapper) : instantiateAnonymousType(target, newMapper);
links.instantiations.set(id, result);
}
return result;
}
return type;
}
function maybeTypeParameterReference(node) {
return !(node.kind === 146 ||
node.parent.kind === 162 && node.parent.typeArguments && node === node.parent.typeName);
}
function isTypeParameterPossiblyReferenced(tp, node) {
if (tp.symbol && tp.symbol.declarations && tp.symbol.declarations.length === 1) {
var container_3 = tp.symbol.declarations[0].parent;
if (ts.findAncestor(node, function (n) { return n.kind === 216 ? "quit" : n === container_3; })) {
return !!ts.forEachChild(node, containsReference);
}
}
return true;
function containsReference(node) {
switch (node.kind) {
case 176:
return !!tp.isThisType;
case 71:
return !tp.isThisType && ts.isPartOfTypeNode(node) && maybeTypeParameterReference(node) &&
getTypeFromTypeNode(node) === tp;
case 165:
return true;
}
return !!ts.forEachChild(node, containsReference);
}
}
function instantiateMappedType(type, mapper) {
var constraintType = getConstraintTypeFromMappedType(type);
if (constraintType.flags & 1048576) {
var typeVariable_1 = constraintType.type;
if (typeVariable_1.flags & 65536) {
var mappedTypeVariable = instantiateType(typeVariable_1, mapper);
if (typeVariable_1 !== mappedTypeVariable) {
return mapType(mappedTypeVariable, function (t) {
if (isMappableType(t)) {
return instantiateAnonymousType(type, createReplacementMapper(typeVariable_1, t, mapper));
}
return t;
});
}
}
}
return instantiateAnonymousType(type, mapper);
}
function isMappableType(type) {
return type.flags & (3 | 14745600 | 131072 | 524288);
}
function instantiateAnonymousType(type, mapper) {
var result = createObjectType(type.objectFlags | 64, type.symbol);
if (type.objectFlags & 32) {
result.declaration = type.declaration;
}
result.target = type;
result.mapper = mapper;
result.aliasSymbol = type.aliasSymbol;
result.aliasTypeArguments = instantiateTypes(type.aliasTypeArguments, mapper);
return result;
}
function getConditionalTypeInstantiation(type, mapper) {
var root = type.root;
if (root.outerTypeParameters) {
var typeArguments = ts.map(root.outerTypeParameters, mapper);
var id = getTypeListId(typeArguments);
var result = root.instantiations.get(id);
if (!result) {
var newMapper = createTypeMapper(root.outerTypeParameters, typeArguments);
result = instantiateConditionalType(root, newMapper);
root.instantiations.set(id, result);
}
return result;
}
return type;
}
function instantiateConditionalType(root, mapper) {
if (root.isDistributive) {
var checkType_1 = root.checkType;
var instantiatedType = mapper(checkType_1);
if (checkType_1 !== instantiatedType && instantiatedType.flags & (262144 | 32768)) {
return mapType(instantiatedType, function (t) { return getConditionalType(root, createReplacementMapper(checkType_1, t, mapper)); });
}
}
return getConditionalType(root, mapper);
}
function instantiateType(type, mapper) {
if (type && mapper && mapper !== identityMapper) {
if (type.flags & 65536) {
return mapper(type);
}
if (type.flags & 131072) {
if (type.objectFlags & 16) {
return type.symbol && type.symbol.flags & (16 | 8192 | 32 | 2048 | 4096) && type.symbol.declarations ?
getAnonymousTypeInstantiation(type, mapper) : type;
}
if (type.objectFlags & 32) {
return getAnonymousTypeInstantiation(type, mapper);
}
if (type.objectFlags & 4) {
var typeArguments = type.typeArguments;
var newTypeArguments = instantiateTypes(typeArguments, mapper);
return newTypeArguments !== typeArguments ? createTypeReference(type.target, newTypeArguments) : type;
}
}
if (type.flags & 262144 && !(type.flags & 32764)) {
var types = type.types;
var newTypes = instantiateTypes(types, mapper);
return newTypes !== types ? getUnionType(newTypes, 1, type.aliasSymbol, instantiateTypes(type.aliasTypeArguments, mapper)) : type;
}
if (type.flags & 524288) {
var types = type.types;
var newTypes = instantiateTypes(types, mapper);
return newTypes !== types ? getIntersectionType(newTypes, type.aliasSymbol, instantiateTypes(type.aliasTypeArguments, mapper)) : type;
}
if (type.flags & 1048576) {
return getIndexType(instantiateType(type.type, mapper));
}
if (type.flags & 2097152) {
return getIndexedAccessType(instantiateType(type.objectType, mapper), instantiateType(type.indexType, mapper));
}
if (type.flags & 4194304) {
return getConditionalTypeInstantiation(type, combineTypeMappers(type.mapper, mapper));
}
if (type.flags & 8388608) {
return instantiateType(type.typeVariable, mapper);
}
}
return type;
}
function getWildcardInstantiation(type) {
return type.flags & (32764 | 3 | 32768) ? type :
type.wildcardInstantiation || (type.wildcardInstantiation = instantiateType(type, wildcardMapper));
}
function instantiateIndexInfo(info, mapper) {
return info && createIndexInfo(instantiateType(info.type, mapper), info.isReadonly, info.declaration);
}
function isContextSensitive(node) {
ts.Debug.assert(node.kind !== 154 || ts.isObjectLiteralMethod(node));
switch (node.kind) {
case 194:
case 195:
case 154:
return isContextSensitiveFunctionLikeDeclaration(node);
case 186:
return ts.some(node.properties, isContextSensitive);
case 185:
return ts.some(node.elements, isContextSensitive);
case 203:
return isContextSensitive(node.whenTrue) ||
isContextSensitive(node.whenFalse);
case 202:
return node.operatorToken.kind === 54 &&
(isContextSensitive(node.left) || isContextSensitive(node.right));
case 273:
return isContextSensitive(node.initializer);
case 193:
return isContextSensitive(node.expression);
case 266:
return ts.some(node.properties, isContextSensitive);
case 265: {
var initializer = node.initializer;
return !!initializer && isContextSensitive(initializer);
}
case 268: {
var expression = node.expression;
return !!expression && isContextSensitive(expression);
}
}
return false;
}
function isContextSensitiveFunctionLikeDeclaration(node) {
if (node.typeParameters) {
return false;
}
if (ts.some(node.parameters, function (p) { return !ts.getEffectiveTypeAnnotationNode(p); })) {
return true;
}
if (node.kind !== 195) {
var parameter = ts.firstOrUndefined(node.parameters);
if (!(parameter && ts.parameterIsThisKeyword(parameter))) {
return true;
}
}
var body = node.body;
return body.kind === 216 ? false : isContextSensitive(body);
}
function isContextSensitiveFunctionOrObjectLiteralMethod(func) {
return (ts.isInJavaScriptFile(func) && ts.isFunctionDeclaration(func) || isFunctionExpressionOrArrowFunction(func) || ts.isObjectLiteralMethod(func)) &&
isContextSensitiveFunctionLikeDeclaration(func);
}
function getTypeWithoutSignatures(type) {
if (type.flags & 131072) {
var resolved = resolveStructuredTypeMembers(type);
if (resolved.constructSignatures.length) {
var result = createObjectType(16, type.symbol);
result.members = resolved.members;
result.properties = resolved.properties;
result.callSignatures = ts.emptyArray;
result.constructSignatures = ts.emptyArray;
return result;
}
}
else if (type.flags & 524288) {
return getIntersectionType(ts.map(type.types, getTypeWithoutSignatures));
}
return type;
}
function isTypeIdenticalTo(source, target) {
return isTypeRelatedTo(source, target, identityRelation);
}
function compareTypesIdentical(source, target) {
return isTypeRelatedTo(source, target, identityRelation) ? -1 : 0;
}
function compareTypesAssignable(source, target) {
return isTypeRelatedTo(source, target, assignableRelation) ? -1 : 0;
}
function isTypeSubtypeOf(source, target) {
return isTypeRelatedTo(source, target, subtypeRelation);
}
function isTypeAssignableTo(source, target) {
return isTypeRelatedTo(source, target, assignableRelation);
}
function isTypeDerivedFrom(source, target) {
return source.flags & 262144 ? ts.every(source.types, function (t) { return isTypeDerivedFrom(t, target); }) :
target.flags & 262144 ? ts.some(target.types, function (t) { return isTypeDerivedFrom(source, t); }) :
source.flags & 14745600 ? isTypeDerivedFrom(getBaseConstraintOfType(source) || emptyObjectType, target) :
target === globalObjectType || target === globalFunctionType ? isTypeSubtypeOf(source, target) :
hasBaseType(source, getTargetType(target));
}
function isTypeComparableTo(source, target) {
return isTypeRelatedTo(source, target, comparableRelation);
}
function areTypesComparable(type1, type2) {
return isTypeComparableTo(type1, type2) || isTypeComparableTo(type2, type1);
}
function checkTypeAssignableTo(source, target, errorNode, headMessage, containingMessageChain, errorOutputObject) {
return checkTypeRelatedTo(source, target, assignableRelation, errorNode, headMessage, containingMessageChain, errorOutputObject);
}
function checkTypeAssignableToAndOptionallyElaborate(source, target, errorNode, expr, headMessage, containingMessageChain) {
if (isTypeAssignableTo(source, target))
return true;
if (!elaborateError(expr, source, target)) {
return checkTypeRelatedTo(source, target, assignableRelation, errorNode, headMessage, containingMessageChain);
}
return false;
}
function elaborateError(node, source, target) {
if (!node)
return false;
switch (node.kind) {
case 268:
case 193:
return elaborateError(node.expression, source, target);
case 202:
switch (node.operatorToken.kind) {
case 58:
case 26:
return elaborateError(node.right, source, target);
}
break;
case 186:
return elaborateObjectLiteral(node, source, target);
case 185:
return elaborateArrayLiteral(node, source, target);
case 266:
return elaborateJsxAttributes(node, source, target);
}
return false;
}
function elaborateElementwise(iterator, source, target) {
var reportedError = false;
for (var status = iterator.next(); !status.done; status = iterator.next()) {
var _a = status.value, prop = _a.errorNode, next = _a.innerExpression, nameType = _a.nameType, errorMessage = _a.errorMessage;
var sourcePropType = getIndexedAccessType(source, nameType);
var targetPropType = getIndexedAccessType(target, nameType);
if (!isTypeAssignableTo(sourcePropType, targetPropType)) {
var elaborated = next && elaborateError(next, sourcePropType, targetPropType);
if (elaborated) {
reportedError = true;
}
else {
var resultObj = {};
var specificSource = next ? checkExpressionForMutableLocation(next, 0, sourcePropType) : sourcePropType;
var result = checkTypeAssignableTo(specificSource, targetPropType, prop, errorMessage, undefined, resultObj);
if (result && specificSource !== sourcePropType) {
checkTypeAssignableTo(sourcePropType, targetPropType, prop, errorMessage, undefined, resultObj);
}
if (resultObj.error) {
var reportedDiag = resultObj.error;
var propertyName = isTypeUsableAsLateBoundName(nameType) ? getLateBoundNameFromType(nameType) : undefined;
var targetProp = propertyName !== undefined ? getPropertyOfType(target, propertyName) : undefined;
var issuedElaboration = false;
if (!targetProp) {
var indexInfo = isTypeAssignableToKind(nameType, 168) && getIndexInfoOfType(target, 1) ||
getIndexInfoOfType(target, 0) ||
undefined;
if (indexInfo && indexInfo.declaration) {
issuedElaboration = true;
addRelatedInfo(reportedDiag, ts.createDiagnosticForNode(indexInfo.declaration, ts.Diagnostics.The_expected_type_comes_from_this_index_signature));
}
}
if (!issuedElaboration && (ts.length(targetProp && targetProp.declarations) || ts.length(target.symbol && target.symbol.declarations))) {
addRelatedInfo(reportedDiag, ts.createDiagnosticForNode(targetProp ? targetProp.declarations[0] : target.symbol.declarations[0], ts.Diagnostics.The_expected_type_comes_from_property_0_which_is_declared_here_on_type_1, propertyName && !(nameType.flags & 2048) ? ts.unescapeLeadingUnderscores(propertyName) : typeToString(nameType), typeToString(target)));
}
}
reportedError = true;
}
}
}
return reportedError;
}
function generateJsxAttributes(node) {
var _i, _a, prop;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
if (!ts.length(node.properties))
return [2];
_i = 0, _a = node.properties;
_b.label = 1;
case 1:
if (!(_i < _a.length)) return [3, 4];
prop = _a[_i];
if (ts.isJsxSpreadAttribute(prop))
return [3, 3];
return [4, { errorNode: prop.name, innerExpression: prop.initializer, nameType: getLiteralType(ts.idText(prop.name)) }];
case 2:
_b.sent();
_b.label = 3;
case 3:
_i++;
return [3, 1];
case 4: return [2];
}
});
}
function elaborateJsxAttributes(node, source, target) {
return elaborateElementwise(generateJsxAttributes(node), source, target);
}
function generateLimitedTupleElements(node, target) {
var len, i, elem, nameType;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
len = ts.length(node.elements);
if (!len)
return [2];
i = 0;
_a.label = 1;
case 1:
if (!(i < len)) return [3, 4];
if (isTupleLikeType(target) && !getPropertyOfType(target, ("" + i)))
return [3, 3];
elem = node.elements[i];
if (ts.isOmittedExpression(elem))
return [3, 3];
nameType = getLiteralType(i);
return [4, { errorNode: elem, innerExpression: elem, nameType: nameType }];
case 2:
_a.sent();
_a.label = 3;
case 3:
i++;
return [3, 1];
case 4: return [2];
}
});
}
function elaborateArrayLiteral(node, source, target) {
if (isTupleLikeType(source)) {
return elaborateElementwise(generateLimitedTupleElements(node, target), source, target);
}
return false;
}
function generateObjectLiteralElements(node) {
var _i, _a, prop, type, _b;
return __generator(this, function (_c) {
switch (_c.label) {
case 0:
if (!ts.length(node.properties))
return [2];
_i = 0, _a = node.properties;
_c.label = 1;
case 1:
if (!(_i < _a.length)) return [3, 8];
prop = _a[_i];
if (ts.isSpreadAssignment(prop))
return [3, 7];
type = getLiteralTypeFromPropertyName(getSymbolOfNode(prop), 2240);
if (!type || (type.flags & 32768)) {
return [3, 7];
}
_b = prop.kind;
switch (_b) {
case 157: return [3, 2];
case 156: return [3, 2];
case 154: return [3, 2];
case 274: return [3, 2];
case 273: return [3, 4];
}
return [3, 6];
case 2: return [4, { errorNode: prop.name, innerExpression: undefined, nameType: type }];
case 3:
_c.sent();
return [3, 7];
case 4: return [4, { errorNode: prop.name, innerExpression: prop.initializer, nameType: type, errorMessage: isComputedNonLiteralName(prop.name) ? ts.Diagnostics.Type_of_computed_property_s_value_is_0_which_is_not_assignable_to_type_1 : undefined }];
case 5:
_c.sent();
return [3, 7];
case 6:
ts.Debug.assertNever(prop);
_c.label = 7;
case 7:
_i++;
return [3, 1];
case 8: return [2];
}
});
}
function elaborateObjectLiteral(node, source, target) {
return elaborateElementwise(generateObjectLiteralElements(node), source, target);
}
function checkTypeComparableTo(source, target, errorNode, headMessage, containingMessageChain) {
return checkTypeRelatedTo(source, target, comparableRelation, errorNode, headMessage, containingMessageChain);
}
function isSignatureAssignableTo(source, target, ignoreReturnTypes) {
return compareSignaturesRelated(source, target, 0, ignoreReturnTypes, false, undefined, compareTypesAssignable) !== 0;
}
function compareSignaturesRelated(source, target, callbackCheck, ignoreReturnTypes, reportErrors, errorReporter, compareTypes) {
if (source === target) {
return -1;
}
var targetCount = getParameterCount(target);
if (!hasEffectiveRestParameter(target) && getMinArgumentCount(source) > targetCount) {
return 0;
}
if (source.typeParameters && source.typeParameters !== target.typeParameters) {
target = getCanonicalSignature(target);
source = instantiateSignatureInContextOf(source, target, undefined, compareTypes);
}
var sourceCount = getParameterCount(source);
var sourceRestTypeParameter = getRestTypeParameter(source);
var targetRestTypeParameter = sourceRestTypeParameter ? getRestTypeParameter(target) : undefined;
if (sourceRestTypeParameter && !(targetRestTypeParameter && sourceCount === targetCount)) {
return 0;
}
var kind = target.declaration ? target.declaration.kind : 0;
var strictVariance = !callbackCheck && strictFunctionTypes && kind !== 154 &&
kind !== 153 && kind !== 155;
var result = -1;
var sourceThisType = getThisTypeOfSignature(source);
if (sourceThisType && sourceThisType !== voidType) {
var targetThisType = getThisTypeOfSignature(target);
if (targetThisType) {
var related = !strictVariance && compareTypes(sourceThisType, targetThisType, false)
|| compareTypes(targetThisType, sourceThisType, reportErrors);
if (!related) {
if (reportErrors) {
errorReporter(ts.Diagnostics.The_this_types_of_each_signature_are_incompatible);
}
return 0;
}
result &= related;
}
}
var paramCount = Math.max(sourceCount, targetCount);
var lastIndex = paramCount - 1;
for (var i = 0; i < paramCount; i++) {
var sourceType = i === lastIndex && sourceRestTypeParameter || getTypeAtPosition(source, i);
var targetType = i === lastIndex && targetRestTypeParameter || getTypeAtPosition(target, i);
var sourceSig = callbackCheck ? undefined : getSingleCallSignature(getNonNullableType(sourceType));
var targetSig = callbackCheck ? undefined : getSingleCallSignature(getNonNullableType(targetType));
var callbacks = sourceSig && targetSig && !signatureHasTypePredicate(sourceSig) && !signatureHasTypePredicate(targetSig) &&
(getFalsyFlags(sourceType) & 24576) === (getFalsyFlags(targetType) & 24576);
var related = callbacks ?
compareSignaturesRelated(targetSig, sourceSig, strictVariance ? 2 : 1, false, reportErrors, errorReporter, compareTypes) :
!callbackCheck && !strictVariance && compareTypes(sourceType, targetType, false) || compareTypes(targetType, sourceType, reportErrors);
if (!related) {
if (reportErrors) {
errorReporter(ts.Diagnostics.Types_of_parameters_0_and_1_are_incompatible, ts.unescapeLeadingUnderscores(getParameterNameAtPosition(source, i)), ts.unescapeLeadingUnderscores(getParameterNameAtPosition(target, i)));
}
return 0;
}
result &= related;
}
if (!ignoreReturnTypes) {
var targetReturnType = getReturnTypeOfSignature(target);
if (targetReturnType === voidType) {
return result;
}
var sourceReturnType = getReturnTypeOfSignature(source);
var targetTypePredicate = getTypePredicateOfSignature(target);
if (targetTypePredicate) {
var sourceTypePredicate = getTypePredicateOfSignature(source);
if (sourceTypePredicate) {
result &= compareTypePredicateRelatedTo(sourceTypePredicate, targetTypePredicate, source.declaration, target.declaration, reportErrors, errorReporter, compareTypes);
}
else if (ts.isIdentifierTypePredicate(targetTypePredicate)) {
if (reportErrors) {
errorReporter(ts.Diagnostics.Signature_0_must_be_a_type_predicate, signatureToString(source));
}
return 0;
}
}
else {
result &= callbackCheck === 1 && compareTypes(targetReturnType, sourceReturnType, false) ||
compareTypes(sourceReturnType, targetReturnType, reportErrors);
}
}
return result;
}
function compareTypePredicateRelatedTo(source, target, sourceDeclaration, targetDeclaration, reportErrors, errorReporter, compareTypes) {
if (source.kind !== target.kind) {
if (reportErrors) {
errorReporter(ts.Diagnostics.A_this_based_type_guard_is_not_compatible_with_a_parameter_based_type_guard);
errorReporter(ts.Diagnostics.Type_predicate_0_is_not_assignable_to_1, typePredicateToString(source), typePredicateToString(target));
}
return 0;
}
if (source.kind === 1) {
var targetPredicate = target;
var sourceIndex = source.parameterIndex - (ts.getThisParameter(sourceDeclaration) ? 1 : 0);
var targetIndex = targetPredicate.parameterIndex - (ts.getThisParameter(targetDeclaration) ? 1 : 0);
if (sourceIndex !== targetIndex) {
if (reportErrors) {
errorReporter(ts.Diagnostics.Parameter_0_is_not_in_the_same_position_as_parameter_1, source.parameterName, targetPredicate.parameterName);
errorReporter(ts.Diagnostics.Type_predicate_0_is_not_assignable_to_1, typePredicateToString(source), typePredicateToString(target));
}
return 0;
}
}
var related = compareTypes(source.type, target.type, reportErrors);
if (related === 0 && reportErrors) {
errorReporter(ts.Diagnostics.Type_predicate_0_is_not_assignable_to_1, typePredicateToString(source), typePredicateToString(target));
}
return related;
}
function isImplementationCompatibleWithOverload(implementation, overload) {
var erasedSource = getErasedSignature(implementation);
var erasedTarget = getErasedSignature(overload);
var sourceReturnType = getReturnTypeOfSignature(erasedSource);
var targetReturnType = getReturnTypeOfSignature(erasedTarget);
if (targetReturnType === voidType
|| isTypeRelatedTo(targetReturnType, sourceReturnType, assignableRelation)
|| isTypeRelatedTo(sourceReturnType, targetReturnType, assignableRelation)) {
return isSignatureAssignableTo(erasedSource, erasedTarget, true);
}
return false;
}
function isEmptyResolvedType(t) {
return t.properties.length === 0 &&
t.callSignatures.length === 0 &&
t.constructSignatures.length === 0 &&
!t.stringIndexInfo &&
!t.numberIndexInfo;
}
function isEmptyObjectType(type) {
return type.flags & 131072 ? isEmptyResolvedType(resolveStructuredTypeMembers(type)) :
type.flags & 16777216 ? true :
type.flags & 262144 ? ts.some(type.types, isEmptyObjectType) :
type.flags & 524288 ? ts.every(type.types, isEmptyObjectType) :
false;
}
function isEnumTypeRelatedTo(sourceSymbol, targetSymbol, errorReporter) {
if (sourceSymbol === targetSymbol) {
return true;
}
var id = getSymbolId(sourceSymbol) + "," + getSymbolId(targetSymbol);
var relation = enumRelation.get(id);
if (relation !== undefined && !(relation === 2 && errorReporter)) {
return relation === 1;
}
if (sourceSymbol.escapedName !== targetSymbol.escapedName || !(sourceSymbol.flags & 256) || !(targetSymbol.flags & 256)) {
enumRelation.set(id, 3);
return false;
}
var targetEnumType = getTypeOfSymbol(targetSymbol);
for (var _i = 0, _a = getPropertiesOfType(getTypeOfSymbol(sourceSymbol)); _i < _a.length; _i++) {
var property = _a[_i];
if (property.flags & 8) {
var targetProperty = getPropertyOfType(targetEnumType, property.escapedName);
if (!targetProperty || !(targetProperty.flags & 8)) {
if (errorReporter) {
errorReporter(ts.Diagnostics.Property_0_is_missing_in_type_1, ts.symbolName(property), typeToString(getDeclaredTypeOfSymbol(targetSymbol), undefined, 64));
enumRelation.set(id, 3);
}
else {
enumRelation.set(id, 2);
}
return false;
}
}
}
enumRelation.set(id, 1);
return true;
}
function isSimpleTypeRelatedTo(source, target, relation, errorReporter) {
var s = source.flags;
var t = target.flags;
if (t & 3 || s & 32768 || source === wildcardType)
return true;
if (t & 32768)
return false;
if (s & 68 && t & 4)
return true;
if (s & 64 && s & 512 &&
t & 64 && !(t & 512) &&
source.value === target.value)
return true;
if (s & 168 && t & 8)
return true;
if (s & 128 && s & 512 &&
t & 128 && !(t & 512) &&
source.value === target.value)
return true;
if (s & 272 && t & 16)
return true;
if (s & 3072 && t & 1024)
return true;
if (s & 32 && t & 32 && isEnumTypeRelatedTo(source.symbol, target.symbol, errorReporter))
return true;
if (s & 512 && t & 512) {
if (s & 262144 && t & 262144 && isEnumTypeRelatedTo(source.symbol, target.symbol, errorReporter))
return true;
if (s & 448 && t & 448 &&
source.value === target.value &&
isEnumTypeRelatedTo(getParentOfSymbol(source.symbol), getParentOfSymbol(target.symbol), errorReporter))
return true;
}
if (s & 8192 && (!strictNullChecks || t & (8192 | 4096)))
return true;
if (s & 16384 && (!strictNullChecks || t & 16384))
return true;
if (s & 131072 && t & 16777216)
return true;
if (s & 2048 || t & 2048)
return false;
if (relation === assignableRelation || relation === definitelyAssignableRelation || relation === comparableRelation) {
if (s & 1)
return true;
if (s & (8 | 128) && !(s & 512) && (t & 32 || t & 128 && t & 512))
return true;
}
return false;
}
function isTypeRelatedTo(source, target, relation) {
if (source.flags & 192 && source.flags & 33554432) {
source = source.regularType;
}
if (target.flags & 192 && target.flags & 33554432) {
target = target.regularType;
}
if (source === target ||
relation === comparableRelation && !(target.flags & 32768) && isSimpleTypeRelatedTo(target, source, relation) ||
relation !== identityRelation && isSimpleTypeRelatedTo(source, target, relation)) {
return true;
}
if (source.flags & 131072 && target.flags & 131072) {
var related = relation.get(getRelationKey(source, target, relation));
if (related !== undefined) {
return related === 1;
}
}
if (source.flags & 16711680 || target.flags & 16711680) {
return checkTypeRelatedTo(source, target, relation, undefined);
}
return false;
}
function isIgnoredJsxProperty(source, sourceProp, targetMemberType) {
return ts.getObjectFlags(source) & 4096 && !(isUnhyphenatedJsxName(sourceProp.escapedName) || targetMemberType);
}
function checkTypeRelatedTo(source, target, relation, errorNode, headMessage, containingMessageChain, errorOutputContainer) {
var errorInfo;
var maybeKeys;
var sourceStack;
var targetStack;
var maybeCount = 0;
var depth = 0;
var expandingFlags = 0;
var overflow = false;
var isIntersectionConstituent = false;
ts.Debug.assert(relation !== identityRelation || !errorNode, "no error reporting in identity checking");
var result = isRelatedTo(source, target, !!errorNode, headMessage);
if (overflow) {
error(errorNode, ts.Diagnostics.Excessive_stack_depth_comparing_types_0_and_1, typeToString(source), typeToString(target));
}
else if (errorInfo) {
if (containingMessageChain) {
var chain_1 = containingMessageChain();
if (chain_1) {
errorInfo = ts.concatenateDiagnosticMessageChains(chain_1, errorInfo);
}
}
var relatedInformation = void 0;
if (headMessage && errorNode && !result && source.symbol) {
var links = getSymbolLinks(source.symbol);
if (links.originatingImport && !ts.isImportCall(links.originatingImport)) {
var helpfulRetry = checkTypeRelatedTo(getTypeOfSymbol(links.target), target, relation, undefined);
if (helpfulRetry) {
var diag_1 = ts.createDiagnosticForNode(links.originatingImport, ts.Diagnostics.Type_originates_at_this_import_A_namespace_style_import_cannot_be_called_or_constructed_and_will_cause_a_failure_at_runtime_Consider_using_a_default_import_or_import_require_here_instead);
relatedInformation = ts.append(relatedInformation, diag_1);
}
}
}
var diag = ts.createDiagnosticForNodeFromMessageChain(errorNode, errorInfo, relatedInformation);
if (errorOutputContainer) {
errorOutputContainer.error = diag;
}
diagnostics.add(diag);
}
return result !== 0;
function reportError(message, arg0, arg1, arg2) {
ts.Debug.assert(!!errorNode);
errorInfo = ts.chainDiagnosticMessages(errorInfo, message, arg0, arg1, arg2);
}
function reportRelationError(message, source, target) {
var sourceType = typeToString(source);
var targetType = typeToString(target);
if (sourceType === targetType) {
sourceType = typeToString(source, undefined, 64);
targetType = typeToString(target, undefined, 64);
}
if (!message) {
if (relation === comparableRelation) {
message = ts.Diagnostics.Type_0_is_not_comparable_to_type_1;
}
else if (sourceType === targetType) {
message = ts.Diagnostics.Type_0_is_not_assignable_to_type_1_Two_different_types_with_this_name_exist_but_they_are_unrelated;
}
else {
message = ts.Diagnostics.Type_0_is_not_assignable_to_type_1;
}
}
reportError(message, sourceType, targetType);
}
function tryElaborateErrorsForPrimitivesAndObjects(source, target) {
var sourceType = typeToString(source);
var targetType = typeToString(target);
if ((globalStringType === source && stringType === target) ||
(globalNumberType === source && numberType === target) ||
(globalBooleanType === source && booleanType === target) ||
(getGlobalESSymbolType(false) === source && esSymbolType === target)) {
reportError(ts.Diagnostics._0_is_a_primitive_but_1_is_a_wrapper_object_Prefer_using_0_when_possible, targetType, sourceType);
}
}
function isUnionOrIntersectionTypeWithoutNullableConstituents(type) {
if (!(type.flags & 786432)) {
return false;
}
var seenNonNullable = false;
for (var _i = 0, _a = type.types; _i < _a.length; _i++) {
var t = _a[_i];
if (t.flags & 24576) {
continue;
}
if (seenNonNullable) {
return true;
}
seenNonNullable = true;
}
return false;
}
function isRelatedTo(source, target, reportErrors, headMessage) {
if (reportErrors === void 0) { reportErrors = false; }
if (source.flags & 192 && source.flags & 33554432) {
source = source.regularType;
}
if (target.flags & 192 && target.flags & 33554432) {
target = target.regularType;
}
if (source.flags & 8388608) {
source = relation === definitelyAssignableRelation ? source.typeVariable : source.substitute;
}
if (target.flags & 8388608) {
target = target.typeVariable;
}
if (source.flags & 2097152) {
source = getSimplifiedType(source);
}
if (target.flags & 2097152) {
target = getSimplifiedType(target);
}
if (target.flags & 262144 && source.flags & 131072 &&
target.types.length <= 3 && maybeTypeOfKind(target, 24576)) {
var nullStrippedTarget = extractTypesOfKind(target, ~24576);
if (!(nullStrippedTarget.flags & (262144 | 32768))) {
target = nullStrippedTarget;
}
}
if (source === target)
return -1;
if (relation === identityRelation) {
return isIdenticalTo(source, target);
}
if (relation === comparableRelation && !(target.flags & 32768) && isSimpleTypeRelatedTo(target, source, relation) ||
isSimpleTypeRelatedTo(source, target, relation, reportErrors ? reportError : undefined))
return -1;
if (isObjectLiteralType(source) && source.flags & 33554432) {
var discriminantType = target.flags & 262144 ? findMatchingDiscriminantType(source, target) : undefined;
if (hasExcessProperties(source, target, discriminantType, reportErrors)) {
if (reportErrors) {
reportRelationError(headMessage, source, target);
}
return 0;
}
if (isUnionOrIntersectionTypeWithoutNullableConstituents(target) && !discriminantType) {
source = getRegularTypeOfObjectLiteral(source);
}
}
if (relation !== comparableRelation &&
!(source.flags & 786432) &&
!(target.flags & 262144) &&
!isIntersectionConstituent &&
source !== globalObjectType &&
(getPropertiesOfType(source).length > 0 || typeHasCallOrConstructSignatures(source)) &&
isWeakType(target) &&
!hasCommonProperties(source, target)) {
if (reportErrors) {
var calls = getSignaturesOfType(source, 0);
var constructs = getSignaturesOfType(source, 1);
if (calls.length > 0 && isRelatedTo(getReturnTypeOfSignature(calls[0]), target, false) ||
constructs.length > 0 && isRelatedTo(getReturnTypeOfSignature(constructs[0]), target, false)) {
reportError(ts.Diagnostics.Value_of_type_0_has_no_properties_in_common_with_type_1_Did_you_mean_to_call_it, typeToString(source), typeToString(target));
}
else {
reportError(ts.Diagnostics.Type_0_has_no_properties_in_common_with_type_1, typeToString(source), typeToString(target));
}
}
return 0;
}
var result = 0;
var saveErrorInfo = errorInfo;
var saveIsIntersectionConstituent = isIntersectionConstituent;
isIntersectionConstituent = false;
if (source.flags & 262144) {
result = relation === comparableRelation ?
someTypeRelatedToType(source, target, reportErrors && !(source.flags & 32764)) :
eachTypeRelatedToType(source, target, reportErrors && !(source.flags & 32764));
}
else {
if (target.flags & 262144) {
result = typeRelatedToSomeType(source, target, reportErrors && !(source.flags & 32764) && !(target.flags & 32764));
}
else if (target.flags & 524288) {
isIntersectionConstituent = true;
result = typeRelatedToEachType(source, target, reportErrors);
}
else if (source.flags & 524288) {
result = someTypeRelatedToType(source, target, false);
}
if (!result && (source.flags & 16711680 || target.flags & 16711680)) {
if (result = recursiveTypeRelatedTo(source, target, reportErrors)) {
errorInfo = saveErrorInfo;
}
}
}
if (!result && source.flags & 524288) {
var constraint = getUnionConstraintOfIntersection(source, !!(target.flags & 262144));
if (constraint) {
if (result = isRelatedTo(constraint, target, reportErrors)) {
errorInfo = saveErrorInfo;
}
}
}
isIntersectionConstituent = saveIsIntersectionConstituent;
if (!result && reportErrors) {
if (source.flags & 131072 && target.flags & 32764) {
tryElaborateErrorsForPrimitivesAndObjects(source, target);
}
else if (source.symbol && source.flags & 131072 && globalObjectType === source) {
reportError(ts.Diagnostics.The_Object_type_is_assignable_to_very_few_other_types_Did_you_mean_to_use_the_any_type_instead);
}
else if (ts.getObjectFlags(source) & 4096 && target.flags & 524288) {
var targetTypes = target.types;
var intrinsicAttributes = getJsxType(JsxNames.IntrinsicAttributes, errorNode);
var intrinsicClassAttributes = getJsxType(JsxNames.IntrinsicClassAttributes, errorNode);
if (intrinsicAttributes !== errorType && intrinsicClassAttributes !== errorType &&
(ts.contains(targetTypes, intrinsicAttributes) || ts.contains(targetTypes, intrinsicClassAttributes))) {
return result;
}
}
reportRelationError(headMessage, source, target);
}
return result;
}
function isIdenticalTo(source, target) {
var result;
var flags = source.flags & target.flags;
if (flags & 131072) {
return recursiveTypeRelatedTo(source, target, false);
}
if (flags & (262144 | 524288)) {
if (result = eachTypeRelatedToSomeType(source, target)) {
if (result &= eachTypeRelatedToSomeType(target, source)) {
return result;
}
}
}
if (flags & 1048576) {
return isRelatedTo(source.type, target.type, false);
}
if (flags & 2097152) {
if (result = isRelatedTo(source.objectType, target.objectType, false)) {
if (result &= isRelatedTo(source.indexType, target.indexType, false)) {
return result;
}
}
}
if (flags & 4194304) {
if (source.root.isDistributive === target.root.isDistributive) {
if (result = isRelatedTo(source.checkType, target.checkType, false)) {
if (result &= isRelatedTo(source.extendsType, target.extendsType, false)) {
if (result &= isRelatedTo(getTrueTypeFromConditionalType(source), getTrueTypeFromConditionalType(target), false)) {
if (result &= isRelatedTo(getFalseTypeFromConditionalType(source), getFalseTypeFromConditionalType(target), false)) {
return result;
}
}
}
}
}
}
if (flags & 8388608) {
return isRelatedTo(source.substitute, target.substitute, false);
}
return 0;
}
function hasExcessProperties(source, target, discriminant, reportErrors) {
if (maybeTypeOfKind(target, 131072) && !(ts.getObjectFlags(target) & 512)) {
var isComparingJsxAttributes = !!(ts.getObjectFlags(source) & 4096);
if ((relation === assignableRelation || relation === definitelyAssignableRelation || relation === comparableRelation) &&
(isTypeSubsetOf(globalObjectType, target) || (!isComparingJsxAttributes && isEmptyObjectType(target)))) {
return false;
}
if (discriminant) {
return hasExcessProperties(source, discriminant, undefined, reportErrors);
}
var _loop_7 = function (prop) {
if (!isKnownProperty(target, prop.escapedName, isComparingJsxAttributes)) {
if (reportErrors) {
if (!errorNode)
return { value: ts.Debug.fail() };
if (ts.isJsxAttributes(errorNode) || ts.isJsxOpeningLikeElement(errorNode)) {
reportError(ts.Diagnostics.Property_0_does_not_exist_on_type_1, symbolToString(prop), typeToString(target));
}
else {
var objectLiteralDeclaration_1 = source.symbol && ts.firstOrUndefined(source.symbol.declarations);
var suggestion = void 0;
if (prop.valueDeclaration && ts.findAncestor(prop.valueDeclaration, function (d) { return d === objectLiteralDeclaration_1; })) {
var propDeclaration = prop.valueDeclaration;
ts.Debug.assertNode(propDeclaration, ts.isObjectLiteralElementLike);
errorNode = propDeclaration;
var name = propDeclaration.name;
if (ts.isIdentifier(name)) {
suggestion = getSuggestionForNonexistentProperty(name, target);
}
}
if (suggestion !== undefined) {
reportError(ts.Diagnostics.Object_literal_may_only_specify_known_properties_but_0_does_not_exist_in_type_1_Did_you_mean_to_write_2, symbolToString(prop), typeToString(target), suggestion);
}
else {
reportError(ts.Diagnostics.Object_literal_may_only_specify_known_properties_and_0_does_not_exist_in_type_1, symbolToString(prop), typeToString(target));
}
}
}
return { value: true };
}
};
for (var _i = 0, _a = getPropertiesOfObjectType(source); _i < _a.length; _i++) {
var prop = _a[_i];
var state_3 = _loop_7(prop);
if (typeof state_3 === "object")
return state_3.value;
}
}
return false;
}
function eachTypeRelatedToSomeType(source, target) {
var result = -1;
var sourceTypes = source.types;
for (var _i = 0, sourceTypes_1 = sourceTypes; _i < sourceTypes_1.length; _i++) {
var sourceType = sourceTypes_1[_i];
var related = typeRelatedToSomeType(sourceType, target, false);
if (!related) {
return 0;
}
result &= related;
}
return result;
}
function typeRelatedToSomeType(source, target, reportErrors) {
var targetTypes = target.types;
if (target.flags & 262144 && containsType(targetTypes, source)) {
return -1;
}
for (var _i = 0, targetTypes_1 = targetTypes; _i < targetTypes_1.length; _i++) {
var type = targetTypes_1[_i];
var related = isRelatedTo(source, type, false);
if (related) {
return related;
}
}
if (reportErrors) {
var bestMatchingType = findMatchingDiscriminantType(source, target) ||
findMatchingTypeReferenceOrTypeAliasReference(source, target);
isRelatedTo(source, bestMatchingType || targetTypes[targetTypes.length - 1], true);
}
return 0;
}
function findMatchingTypeReferenceOrTypeAliasReference(source, unionTarget) {
var sourceObjectFlags = ts.getObjectFlags(source);
if (sourceObjectFlags & (4 | 16) && unionTarget.flags & 262144) {
return ts.find(unionTarget.types, function (target) {
if (target.flags & 131072) {
var overlapObjFlags = sourceObjectFlags & ts.getObjectFlags(target);
if (overlapObjFlags & 4) {
return source.target === target.target;
}
if (overlapObjFlags & 16) {
return !!source.aliasSymbol && source.aliasSymbol === target.aliasSymbol;
}
}
return false;
});
}
}
function findMatchingDiscriminantType(source, target) {
var match;
var sourceProperties = getPropertiesOfObjectType(source);
if (sourceProperties) {
var sourcePropertiesFiltered = findDiscriminantProperties(sourceProperties, target);
if (sourcePropertiesFiltered) {
for (var _i = 0, sourcePropertiesFiltered_1 = sourcePropertiesFiltered; _i < sourcePropertiesFiltered_1.length; _i++) {
var sourceProperty = sourcePropertiesFiltered_1[_i];
var sourceType = getTypeOfSymbol(sourceProperty);
for (var _a = 0, _b = target.types; _a < _b.length; _a++) {
var type = _b[_a];
var targetType = getTypeOfPropertyOfType(type, sourceProperty.escapedName);
if (targetType && isRelatedTo(sourceType, targetType)) {
if (type === match)
continue;
if (match) {
return undefined;
}
match = type;
}
}
}
}
}
return match;
}
function typeRelatedToEachType(source, target, reportErrors) {
var result = -1;
var targetTypes = target.types;
for (var _i = 0, targetTypes_2 = targetTypes; _i < targetTypes_2.length; _i++) {
var targetType = targetTypes_2[_i];
var related = isRelatedTo(source, targetType, reportErrors);
if (!related) {
return 0;
}
result &= related;
}
return result;
}
function someTypeRelatedToType(source, target, reportErrors) {
var sourceTypes = source.types;
if (source.flags & 262144 && containsType(sourceTypes, target)) {
return -1;
}
var len = sourceTypes.length;
for (var i = 0; i < len; i++) {
var related = isRelatedTo(sourceTypes[i], target, reportErrors && i === len - 1);
if (related) {
return related;
}
}
return 0;
}
function eachTypeRelatedToType(source, target, reportErrors) {
var result = -1;
var sourceTypes = source.types;
for (var _i = 0, sourceTypes_2 = sourceTypes; _i < sourceTypes_2.length; _i++) {
var sourceType = sourceTypes_2[_i];
var related = isRelatedTo(sourceType, target, reportErrors);
if (!related) {
return 0;
}
result &= related;
}
return result;
}
function typeArgumentsRelatedTo(source, target, variances, reportErrors) {
var sources = source.typeArguments || ts.emptyArray;
var targets = target.typeArguments || ts.emptyArray;
if (sources.length !== targets.length && relation === identityRelation) {
return 0;
}
var length = sources.length <= targets.length ? sources.length : targets.length;
var result = -1;
for (var i = 0; i < length; i++) {
var variance = i < variances.length ? variances[i] : 1;
if (variance !== 4) {
var s = sources[i];
var t = targets[i];
var related = -1;
if (variance === 1) {
related = isRelatedTo(s, t, reportErrors);
}
else if (variance === 2) {
related = isRelatedTo(t, s, reportErrors);
}
else if (variance === 3) {
related = isRelatedTo(t, s, false);
if (!related) {
related = isRelatedTo(s, t, reportErrors);
}
}
else {
related = isRelatedTo(s, t, reportErrors);
if (related) {
related &= isRelatedTo(t, s, reportErrors);
}
}
if (!related) {
return 0;
}
result &= related;
}
}
return result;
}
function recursiveTypeRelatedTo(source, target, reportErrors) {
if (overflow) {
return 0;
}
var id = getRelationKey(source, target, relation);
var related = relation.get(id);
if (related !== undefined) {
if (reportErrors && related === 2) {
}
else {
return related === 1 ? -1 : 0;
}
}
if (!maybeKeys) {
maybeKeys = [];
sourceStack = [];
targetStack = [];
}
else {
for (var i = 0; i < maybeCount; i++) {
if (id === maybeKeys[i]) {
return 1;
}
}
if (depth === 100) {
overflow = true;
return 0;
}
}
var maybeStart = maybeCount;
maybeKeys[maybeCount] = id;
maybeCount++;
sourceStack[depth] = source;
targetStack[depth] = target;
depth++;
var saveExpandingFlags = expandingFlags;
if (!(expandingFlags & 1) && isDeeplyNestedType(source, sourceStack, depth))
expandingFlags |= 1;
if (!(expandingFlags & 2) && isDeeplyNestedType(target, targetStack, depth))
expandingFlags |= 2;
var result = expandingFlags !== 3 ? structuredTypeRelatedTo(source, target, reportErrors) : 1;
expandingFlags = saveExpandingFlags;
depth--;
if (result) {
if (result === -1 || depth === 0) {
for (var i = maybeStart; i < maybeCount; i++) {
relation.set(maybeKeys[i], 1);
}
maybeCount = maybeStart;
}
}
else {
relation.set(id, reportErrors ? 3 : 2);
maybeCount = maybeStart;
}
return result;
}
function getConstraintForRelation(type) {
return relation === definitelyAssignableRelation ? undefined : getConstraintOfType(type);
}
function structuredTypeRelatedTo(source, target, reportErrors) {
var result;
var originalErrorInfo;
var saveErrorInfo = errorInfo;
if (target.flags & 65536) {
if (ts.getObjectFlags(source) & 32 && getConstraintTypeFromMappedType(source) === getIndexType(target)) {
if (!(getMappedTypeModifiers(source) & 4)) {
var templateType = getTemplateTypeFromMappedType(source);
var indexedAccessType = getIndexedAccessType(target, getTypeParameterFromMappedType(source));
if (result = isRelatedTo(templateType, indexedAccessType, reportErrors)) {
return result;
}
}
}
}
else if (target.flags & 1048576) {
if (source.flags & 1048576) {
if (result = isRelatedTo(target.type, source.type, false)) {
return result;
}
}
if (relation !== definitelyAssignableRelation) {
var simplified = getSimplifiedType(target.type);
var constraint = simplified !== target.type ? simplified : getConstraintOfType(target.type);
if (constraint) {
if (result = isRelatedTo(source, getIndexType(constraint, target.stringsOnly), reportErrors)) {
return result;
}
}
}
}
else if (target.flags & 2097152) {
var constraint = getConstraintForRelation(target);
if (constraint) {
if (result = isRelatedTo(source, constraint, reportErrors)) {
errorInfo = saveErrorInfo;
return result;
}
}
}
else if (isGenericMappedType(target)) {
var template = getTemplateTypeFromMappedType(target);
var modifiers = getMappedTypeModifiers(target);
if (!(modifiers & 8)) {
if (template.flags & 2097152 && template.objectType === source &&
template.indexType === getTypeParameterFromMappedType(target)) {
return -1;
}
if (!isGenericMappedType(source) && getConstraintTypeFromMappedType(target) === getIndexType(source)) {
var indexedAccessType = getIndexedAccessType(source, getTypeParameterFromMappedType(target));
var templateType = getTemplateTypeFromMappedType(target);
if (result = isRelatedTo(indexedAccessType, templateType, reportErrors)) {
errorInfo = saveErrorInfo;
return result;
}
}
}
}
if (source.flags & 2162688) {
if (source.flags & 2097152 && target.flags & 2097152) {
if (result = isRelatedTo(source.objectType, target.objectType, reportErrors)) {
result &= isRelatedTo(source.indexType, target.indexType, reportErrors);
}
if (result) {
errorInfo = saveErrorInfo;
return result;
}
}
var constraint = getConstraintForRelation(source);
if (!constraint || (source.flags & 65536 && constraint.flags & 3)) {
if (result = isRelatedTo(emptyObjectType, extractTypesOfKind(target, ~16777216))) {
errorInfo = saveErrorInfo;
return result;
}
}
else {
var instantiated = getTypeWithThisArgument(constraint, source);
if (result = isRelatedTo(instantiated, target, reportErrors)) {
errorInfo = saveErrorInfo;
return result;
}
}
}
else if (source.flags & 1048576) {
if (result = isRelatedTo(keyofConstraintType, target, reportErrors)) {
errorInfo = saveErrorInfo;
return result;
}
}
else if (source.flags & 4194304) {
if (target.flags & 4194304) {
if (isTypeIdenticalTo(source.extendsType, target.extendsType) &&
(isRelatedTo(source.checkType, target.checkType) || isRelatedTo(target.checkType, source.checkType))) {
if (result = isRelatedTo(getTrueTypeFromConditionalType(source), getTrueTypeFromConditionalType(target), reportErrors)) {
result &= isRelatedTo(getFalseTypeFromConditionalType(source), getFalseTypeFromConditionalType(target), reportErrors);
}
if (result) {
errorInfo = saveErrorInfo;
return result;
}
}
}
else if (relation !== definitelyAssignableRelation) {
var distributiveConstraint = getConstraintOfDistributiveConditionalType(source);
if (distributiveConstraint) {
if (result = isRelatedTo(distributiveConstraint, target, reportErrors)) {
errorInfo = saveErrorInfo;
return result;
}
}
var defaultConstraint = getDefaultConstraintOfConditionalType(source);
if (defaultConstraint) {
if (result = isRelatedTo(defaultConstraint, target, reportErrors)) {
errorInfo = saveErrorInfo;
return result;
}
}
}
}
else {
if (ts.getObjectFlags(source) & 4 && ts.getObjectFlags(target) & 4 && source.target === target.target &&
!(ts.getObjectFlags(source) & 8192 || ts.getObjectFlags(target) & 8192)) {
var variances = getVariances(source.target);
if (result = typeArgumentsRelatedTo(source, target, variances, reportErrors)) {
return result;
}
if (variances !== ts.emptyArray && !hasCovariantVoidArgument(target, variances)) {
if (!(reportErrors && ts.some(variances, function (v) { return v === 0; }))) {
return 0;
}
originalErrorInfo = errorInfo;
errorInfo = saveErrorInfo;
}
}
var sourceIsPrimitive = !!(source.flags & 32764);
if (relation !== identityRelation) {
source = getApparentType(source);
}
if (source.flags & (131072 | 524288) && target.flags & 131072) {
var reportStructuralErrors = reportErrors && errorInfo === saveErrorInfo && !sourceIsPrimitive;
if (isPartialMappedType(target) && !isGenericMappedType(source) && isEmptyObjectType(source)) {
result = -1;
}
else if (isGenericMappedType(target)) {
result = isGenericMappedType(source) ? mappedTypeRelatedTo(source, target, reportStructuralErrors) : 0;
}
else {
result = propertiesRelatedTo(source, target, reportStructuralErrors);
if (result) {
result &= signaturesRelatedTo(source, target, 0, reportStructuralErrors);
if (result) {
result &= signaturesRelatedTo(source, target, 1, reportStructuralErrors);
if (result) {
result &= indexTypesRelatedTo(source, target, 0, sourceIsPrimitive, reportStructuralErrors);
if (result) {
result &= indexTypesRelatedTo(source, target, 1, sourceIsPrimitive, reportStructuralErrors);
}
}
}
}
}
if (result) {
if (!originalErrorInfo) {
errorInfo = saveErrorInfo;
return result;
}
errorInfo = originalErrorInfo;
}
}
}
return 0;
}
function mappedTypeRelatedTo(source, target, reportErrors) {
var modifiersRelated = relation === comparableRelation || (relation === identityRelation ? getMappedTypeModifiers(source) === getMappedTypeModifiers(target) :
getCombinedMappedTypeOptionality(source) <= getCombinedMappedTypeOptionality(target));
if (modifiersRelated) {
var result_2;
if (result_2 = isRelatedTo(getConstraintTypeFromMappedType(target), getConstraintTypeFromMappedType(source), reportErrors)) {
var mapper = createTypeMapper([getTypeParameterFromMappedType(source)], [getTypeParameterFromMappedType(target)]);
return result_2 & isRelatedTo(instantiateType(getTemplateTypeFromMappedType(source), mapper), getTemplateTypeFromMappedType(target), reportErrors);
}
}
return 0;
}
function propertiesRelatedTo(source, target, reportErrors) {
if (relation === identityRelation) {
return propertiesIdenticalTo(source, target);
}
var requireOptionalProperties = relation === subtypeRelation && !isObjectLiteralType(source) && !isEmptyArrayLiteralType(source) && !isTupleType(source);
var unmatchedProperty = getUnmatchedProperty(source, target, requireOptionalProperties);
if (unmatchedProperty) {
if (reportErrors) {
reportError(ts.Diagnostics.Property_0_is_missing_in_type_1, symbolToString(unmatchedProperty), typeToString(source));
}
return 0;
}
if (isObjectLiteralType(target)) {
for (var _i = 0, _a = getPropertiesOfType(source); _i < _a.length; _i++) {
var sourceProp = _a[_i];
if (!getPropertyOfObjectType(target, sourceProp.escapedName)) {
var sourceType = getTypeOfSymbol(sourceProp);
if (!(sourceType === undefinedType || sourceType === undefinedWideningType)) {
if (reportErrors) {
reportError(ts.Diagnostics.Property_0_does_not_exist_on_type_1, symbolToString(sourceProp), typeToString(target));
}
return 0;
}
}
}
}
var result = -1;
if (isTupleType(target)) {
var targetRestType = getRestTypeOfTupleType(target);
if (targetRestType) {
if (!isTupleType(source)) {
return 0;
}
var sourceRestType = getRestTypeOfTupleType(source);
if (sourceRestType && !isRelatedTo(sourceRestType, targetRestType, reportErrors)) {
if (reportErrors) {
reportError(ts.Diagnostics.Rest_signatures_are_incompatible);
}
return 0;
}
var targetCount = getTypeReferenceArity(target) - 1;
var sourceCount = getTypeReferenceArity(source) - (sourceRestType ? 1 : 0);
for (var i = targetCount; i < sourceCount; i++) {
var related = isRelatedTo(source.typeArguments[i], targetRestType, reportErrors);
if (!related) {
if (reportErrors) {
reportError(ts.Diagnostics.Property_0_is_incompatible_with_rest_element_type, "" + i);
}
return 0;
}
result &= related;
}
}
}
var properties = getPropertiesOfObjectType(target);
for (var _b = 0, properties_3 = properties; _b < properties_3.length; _b++) {
var targetProp = properties_3[_b];
if (!(targetProp.flags & 4194304)) {
var sourceProp = getPropertyOfType(source, targetProp.escapedName);
if (sourceProp && sourceProp !== targetProp) {
if (isIgnoredJsxProperty(source, sourceProp, getTypeOfSymbol(targetProp))) {
continue;
}
var sourcePropFlags = ts.getDeclarationModifierFlagsFromSymbol(sourceProp);
var targetPropFlags = ts.getDeclarationModifierFlagsFromSymbol(targetProp);
if (sourcePropFlags & 8 || targetPropFlags & 8) {
var hasDifferingDeclarations = sourceProp.valueDeclaration !== targetProp.valueDeclaration;
if (ts.getCheckFlags(sourceProp) & 256 && hasDifferingDeclarations) {
if (reportErrors) {
reportError(ts.Diagnostics.Property_0_has_conflicting_declarations_and_is_inaccessible_in_type_1, symbolToString(sourceProp), typeToString(source));
}
return 0;
}
if (hasDifferingDeclarations) {
if (reportErrors) {
if (sourcePropFlags & 8 && targetPropFlags & 8) {
reportError(ts.Diagnostics.Types_have_separate_declarations_of_a_private_property_0, symbolToString(targetProp));
}
else {
reportError(ts.Diagnostics.Property_0_is_private_in_type_1_but_not_in_type_2, symbolToString(targetProp), typeToString(sourcePropFlags & 8 ? source : target), typeToString(sourcePropFlags & 8 ? target : source));
}
}
return 0;
}
}
else if (targetPropFlags & 16) {
if (!isValidOverrideOf(sourceProp, targetProp)) {
if (reportErrors) {
reportError(ts.Diagnostics.Property_0_is_protected_but_type_1_is_not_a_class_derived_from_2, symbolToString(targetProp), typeToString(getDeclaringClass(sourceProp) || source), typeToString(getDeclaringClass(targetProp) || target));
}
return 0;
}
}
else if (sourcePropFlags & 16) {
if (reportErrors) {
reportError(ts.Diagnostics.Property_0_is_protected_in_type_1_but_public_in_type_2, symbolToString(targetProp), typeToString(source), typeToString(target));
}
return 0;
}
var related = isRelatedTo(getTypeOfSymbol(sourceProp), getTypeOfSymbol(targetProp), reportErrors);
if (!related) {
if (reportErrors) {
reportError(ts.Diagnostics.Types_of_property_0_are_incompatible, symbolToString(targetProp));
}
return 0;
}
result &= related;
if (relation !== comparableRelation && sourceProp.flags & 16777216 && !(targetProp.flags & 16777216)) {
if (reportErrors) {
reportError(ts.Diagnostics.Property_0_is_optional_in_type_1_but_required_in_type_2, symbolToString(targetProp), typeToString(source), typeToString(target));
}
return 0;
}
}
}
}
return result;
}
function isWeakType(type) {
if (type.flags & 131072) {
var resolved = resolveStructuredTypeMembers(type);
return resolved.callSignatures.length === 0 && resolved.constructSignatures.length === 0 &&
!resolved.stringIndexInfo && !resolved.numberIndexInfo &&
resolved.properties.length > 0 &&
ts.every(resolved.properties, function (p) { return !!(p.flags & 16777216); });
}
if (type.flags & 524288) {
return ts.every(type.types, isWeakType);
}
return false;
}
function hasCommonProperties(source, target) {
var isComparingJsxAttributes = !!(ts.getObjectFlags(source) & 4096);
for (var _i = 0, _a = getPropertiesOfType(source); _i < _a.length; _i++) {
var prop = _a[_i];
if (isKnownProperty(target, prop.escapedName, isComparingJsxAttributes)) {
return true;
}
}
return false;
}
function propertiesIdenticalTo(source, target) {
if (!(source.flags & 131072 && target.flags & 131072)) {
return 0;
}
var sourceProperties = getPropertiesOfObjectType(source);
var targetProperties = getPropertiesOfObjectType(target);
if (sourceProperties.length !== targetProperties.length) {
return 0;
}
var result = -1;
for (var _i = 0, sourceProperties_1 = sourceProperties; _i < sourceProperties_1.length; _i++) {
var sourceProp = sourceProperties_1[_i];
var targetProp = getPropertyOfObjectType(target, sourceProp.escapedName);
if (!targetProp) {
return 0;
}
var related = compareProperties(sourceProp, targetProp, isRelatedTo);
if (!related) {
return 0;
}
result &= related;
}
return result;
}
function signaturesRelatedTo(source, target, kind, reportErrors) {
if (relation === identityRelation) {
return signaturesIdenticalTo(source, target, kind);
}
if (target === anyFunctionType || source === anyFunctionType) {
return -1;
}
var sourceSignatures = getSignaturesOfType(source, kind);
var targetSignatures = getSignaturesOfType(target, kind);
if (kind === 1 && sourceSignatures.length && targetSignatures.length) {
if (ts.isAbstractConstructorType(source) && !ts.isAbstractConstructorType(target)) {
if (reportErrors) {
reportError(ts.Diagnostics.Cannot_assign_an_abstract_constructor_type_to_a_non_abstract_constructor_type);
}
return 0;
}
if (!constructorVisibilitiesAreCompatible(sourceSignatures[0], targetSignatures[0], reportErrors)) {
return 0;
}
}
var result = -1;
var saveErrorInfo = errorInfo;
if (ts.getObjectFlags(source) & 64 && ts.getObjectFlags(target) & 64 && source.symbol === target.symbol) {
for (var i = 0; i < targetSignatures.length; i++) {
var related = signatureRelatedTo(sourceSignatures[i], targetSignatures[i], true, reportErrors);
if (!related) {
return 0;
}
result &= related;
}
}
else if (sourceSignatures.length === 1 && targetSignatures.length === 1) {
var eraseGenerics = relation === comparableRelation || !!compilerOptions.noStrictGenericChecks;
result = signatureRelatedTo(sourceSignatures[0], targetSignatures[0], eraseGenerics, reportErrors);
}
else {
outer: for (var _i = 0, targetSignatures_1 = targetSignatures; _i < targetSignatures_1.length; _i++) {
var t = targetSignatures_1[_i];
var shouldElaborateErrors = reportErrors;
for (var _a = 0, sourceSignatures_1 = sourceSignatures; _a < sourceSignatures_1.length; _a++) {
var s = sourceSignatures_1[_a];
var related = signatureRelatedTo(s, t, true, shouldElaborateErrors);
if (related) {
result &= related;
errorInfo = saveErrorInfo;
continue outer;
}
shouldElaborateErrors = false;
}
if (shouldElaborateErrors) {
reportError(ts.Diagnostics.Type_0_provides_no_match_for_the_signature_1, typeToString(source), signatureToString(t, undefined, undefined, kind));
}
return 0;
}
}
return result;
}
function signatureRelatedTo(source, target, erase, reportErrors) {
return compareSignaturesRelated(erase ? getErasedSignature(source) : source, erase ? getErasedSignature(target) : target, 0, false, reportErrors, reportError, isRelatedTo);
}
function signaturesIdenticalTo(source, target, kind) {
var sourceSignatures = getSignaturesOfType(source, kind);
var targetSignatures = getSignaturesOfType(target, kind);
if (sourceSignatures.length !== targetSignatures.length) {
return 0;
}
var result = -1;
for (var i = 0; i < sourceSignatures.length; i++) {
var related = compareSignaturesIdentical(sourceSignatures[i], targetSignatures[i], false, false, false, isRelatedTo);
if (!related) {
return 0;
}
result &= related;
}
return result;
}
function eachPropertyRelatedTo(source, target, kind, reportErrors) {
var result = -1;
for (var _i = 0, _a = getPropertiesOfObjectType(source); _i < _a.length; _i++) {
var prop = _a[_i];
if (isIgnoredJsxProperty(source, prop, undefined)) {
continue;
}
if (prop.nameType && prop.nameType.flags & 2048) {
continue;
}
if (kind === 0 || isNumericLiteralName(prop.escapedName)) {
var related = isRelatedTo(getTypeOfSymbol(prop), target, reportErrors);
if (!related) {
if (reportErrors) {
reportError(ts.Diagnostics.Property_0_is_incompatible_with_index_signature, symbolToString(prop));
}
return 0;
}
result &= related;
}
}
return result;
}
function indexInfoRelatedTo(sourceInfo, targetInfo, reportErrors) {
var related = isRelatedTo(sourceInfo.type, targetInfo.type, reportErrors);
if (!related && reportErrors) {
reportError(ts.Diagnostics.Index_signatures_are_incompatible);
}
return related;
}
function indexTypesRelatedTo(source, target, kind, sourceIsPrimitive, reportErrors) {
if (relation === identityRelation) {
return indexTypesIdenticalTo(source, target, kind);
}
var targetInfo = getIndexInfoOfType(target, kind);
if (!targetInfo || targetInfo.type.flags & 3 && !sourceIsPrimitive) {
return -1;
}
var sourceInfo = getIndexInfoOfType(source, kind) ||
kind === 1 && getIndexInfoOfType(source, 0);
if (sourceInfo) {
return indexInfoRelatedTo(sourceInfo, targetInfo, reportErrors);
}
if (isGenericMappedType(source)) {
return (kind === 0 && isRelatedTo(getTemplateTypeFromMappedType(source), targetInfo.type, reportErrors));
}
if (isObjectTypeWithInferableIndex(source)) {
var related = -1;
if (kind === 0) {
var sourceNumberInfo = getIndexInfoOfType(source, 1);
if (sourceNumberInfo) {
related = indexInfoRelatedTo(sourceNumberInfo, targetInfo, reportErrors);
}
}
if (related) {
related &= eachPropertyRelatedTo(source, targetInfo.type, kind, reportErrors);
}
return related;
}
if (reportErrors) {
reportError(ts.Diagnostics.Index_signature_is_missing_in_type_0, typeToString(source));
}
return 0;
}
function indexTypesIdenticalTo(source, target, indexKind) {
var targetInfo = getIndexInfoOfType(target, indexKind);
var sourceInfo = getIndexInfoOfType(source, indexKind);
if (!sourceInfo && !targetInfo) {
return -1;
}
if (sourceInfo && targetInfo && sourceInfo.isReadonly === targetInfo.isReadonly) {
return isRelatedTo(sourceInfo.type, targetInfo.type);
}
return 0;
}
function constructorVisibilitiesAreCompatible(sourceSignature, targetSignature, reportErrors) {
if (!sourceSignature.declaration || !targetSignature.declaration) {
return true;
}
var sourceAccessibility = ts.getSelectedModifierFlags(sourceSignature.declaration, 24);
var targetAccessibility = ts.getSelectedModifierFlags(targetSignature.declaration, 24);
if (targetAccessibility === 8) {
return true;
}
if (targetAccessibility === 16 && sourceAccessibility !== 8) {
return true;
}
if (targetAccessibility !== 16 && !sourceAccessibility) {
return true;
}
if (reportErrors) {
reportError(ts.Diagnostics.Cannot_assign_a_0_constructor_type_to_a_1_constructor_type, visibilityToString(sourceAccessibility), visibilityToString(targetAccessibility));
}
return false;
}
}
function getMarkerTypeReference(type, source, target) {
var result = createTypeReference(type, ts.map(type.typeParameters, function (t) { return t === source ? target : t; }));
result.objectFlags |= 8192;
return result;
}
function getVariances(type) {
if (!strictFunctionTypes) {
return ts.emptyArray;
}
var typeParameters = type.typeParameters || ts.emptyArray;
var variances = type.variances;
if (!variances) {
if (type === globalArrayType || type === globalReadonlyArrayType) {
variances = [1];
}
else {
type.variances = ts.emptyArray;
variances = [];
for (var _i = 0, typeParameters_1 = typeParameters; _i < typeParameters_1.length; _i++) {
var tp = typeParameters_1[_i];
var typeWithSuper = getMarkerTypeReference(type, tp, markerSuperType);
var typeWithSub = getMarkerTypeReference(type, tp, markerSubType);
var variance = (isTypeAssignableTo(typeWithSub, typeWithSuper) ? 1 : 0) |
(isTypeAssignableTo(typeWithSuper, typeWithSub) ? 2 : 0);
if (variance === 3 && isTypeAssignableTo(getMarkerTypeReference(type, tp, markerOtherType), typeWithSuper)) {
variance = 4;
}
variances.push(variance);
}
}
type.variances = variances;
}
return variances;
}
function hasCovariantVoidArgument(type, variances) {
for (var i = 0; i < variances.length; i++) {
if (variances[i] === 1 && type.typeArguments[i].flags & 4096) {
return true;
}
}
return false;
}
function isUnconstrainedTypeParameter(type) {
return type.flags & 65536 && !getConstraintFromTypeParameter(type);
}
function isTypeReferenceWithGenericArguments(type) {
return !!(ts.getObjectFlags(type) & 4) && ts.some(type.typeArguments, function (t) { return isUnconstrainedTypeParameter(t) || isTypeReferenceWithGenericArguments(t); });
}
function getTypeReferenceId(type, typeParameters, depth) {
if (depth === void 0) { depth = 0; }
var result = "" + type.target.id;
for (var _i = 0, _a = type.typeArguments; _i < _a.length; _i++) {
var t = _a[_i];
if (isUnconstrainedTypeParameter(t)) {
var index = typeParameters.indexOf(t);
if (index < 0) {
index = typeParameters.length;
typeParameters.push(t);
}
result += "=" + index;
}
else if (depth < 4 && isTypeReferenceWithGenericArguments(t)) {
result += "<" + getTypeReferenceId(t, typeParameters, depth + 1) + ">";
}
else {
result += "-" + t.id;
}
}
return result;
}
function getRelationKey(source, target, relation) {
if (relation === identityRelation && source.id > target.id) {
var temp = source;
source = target;
target = temp;
}
if (isTypeReferenceWithGenericArguments(source) && isTypeReferenceWithGenericArguments(target)) {
var typeParameters = [];
return getTypeReferenceId(source, typeParameters) + "," + getTypeReferenceId(target, typeParameters);
}
return source.id + "," + target.id;
}
function forEachProperty(prop, callback) {
if (ts.getCheckFlags(prop) & 6) {
for (var _i = 0, _a = prop.containingType.types; _i < _a.length; _i++) {
var t = _a[_i];
var p = getPropertyOfType(t, prop.escapedName);
var result = p && forEachProperty(p, callback);
if (result) {
return result;
}
}
return undefined;
}
return callback(prop);
}
function getDeclaringClass(prop) {
return prop.parent && prop.parent.flags & 32 ? getDeclaredTypeOfSymbol(getParentOfSymbol(prop)) : undefined;
}
function isPropertyInClassDerivedFrom(prop, baseClass) {
return forEachProperty(prop, function (sp) {
var sourceClass = getDeclaringClass(sp);
return sourceClass ? hasBaseType(sourceClass, baseClass) : false;
});
}
function isValidOverrideOf(sourceProp, targetProp) {
return !forEachProperty(targetProp, function (tp) { return ts.getDeclarationModifierFlagsFromSymbol(tp) & 16 ?
!isPropertyInClassDerivedFrom(sourceProp, getDeclaringClass(tp)) : false; });
}
function isClassDerivedFromDeclaringClasses(checkClass, prop) {
return forEachProperty(prop, function (p) { return ts.getDeclarationModifierFlagsFromSymbol(p) & 16 ?
!hasBaseType(checkClass, getDeclaringClass(p)) : false; }) ? undefined : checkClass;
}
function isDeeplyNestedType(type, stack, depth) {
if (depth >= 5 && type.flags & 131072) {
var symbol = type.symbol;
if (symbol) {
var count = 0;
for (var i = 0; i < depth; i++) {
var t = stack[i];
if (t.flags & 131072 && t.symbol === symbol) {
count++;
if (count >= 5)
return true;
}
}
}
}
return false;
}
function isPropertyIdenticalTo(sourceProp, targetProp) {
return compareProperties(sourceProp, targetProp, compareTypesIdentical) !== 0;
}
function compareProperties(sourceProp, targetProp, compareTypes) {
if (sourceProp === targetProp) {
return -1;
}
var sourcePropAccessibility = ts.getDeclarationModifierFlagsFromSymbol(sourceProp) & 24;
var targetPropAccessibility = ts.getDeclarationModifierFlagsFromSymbol(targetProp) & 24;
if (sourcePropAccessibility !== targetPropAccessibility) {
return 0;
}
if (sourcePropAccessibility) {
if (getTargetSymbol(sourceProp) !== getTargetSymbol(targetProp)) {
return 0;
}
}
else {
if ((sourceProp.flags & 16777216) !== (targetProp.flags & 16777216)) {
return 0;
}
}
if (isReadonlySymbol(sourceProp) !== isReadonlySymbol(targetProp)) {
return 0;
}
return compareTypes(getTypeOfSymbol(sourceProp), getTypeOfSymbol(targetProp));
}
function isMatchingSignature(source, target, partialMatch) {
var sourceParameterCount = getParameterCount(source);
var targetParameterCount = getParameterCount(target);
var sourceMinArgumentCount = getMinArgumentCount(source);
var targetMinArgumentCount = getMinArgumentCount(target);
var sourceHasRestParameter = hasEffectiveRestParameter(source);
var targetHasRestParameter = hasEffectiveRestParameter(target);
if (sourceParameterCount === targetParameterCount &&
sourceMinArgumentCount === targetMinArgumentCount &&
sourceHasRestParameter === targetHasRestParameter) {
return true;
}
var sourceRestCount = sourceHasRestParameter ? 1 : 0;
var targetRestCount = targetHasRestParameter ? 1 : 0;
if (partialMatch && sourceMinArgumentCount <= targetMinArgumentCount && (sourceRestCount > targetRestCount ||
sourceRestCount === targetRestCount && sourceParameterCount >= targetParameterCount)) {
return true;
}
return false;
}
function compareSignaturesIdentical(source, target, partialMatch, ignoreThisTypes, ignoreReturnTypes, compareTypes) {
if (source === target) {
return -1;
}
if (!(isMatchingSignature(source, target, partialMatch))) {
return 0;
}
if (ts.length(source.typeParameters) !== ts.length(target.typeParameters)) {
return 0;
}
source = getErasedSignature(source);
target = getErasedSignature(target);
var result = -1;
if (!ignoreThisTypes) {
var sourceThisType = getThisTypeOfSignature(source);
if (sourceThisType) {
var targetThisType = getThisTypeOfSignature(target);
if (targetThisType) {
var related = compareTypes(sourceThisType, targetThisType);
if (!related) {
return 0;
}
result &= related;
}
}
}
var targetLen = getParameterCount(target);
for (var i = 0; i < targetLen; i++) {
var s = getTypeAtPosition(source, i);
var t = getTypeAtPosition(target, i);
var related = compareTypes(s, t);
if (!related) {
return 0;
}
result &= related;
}
if (!ignoreReturnTypes) {
var sourceTypePredicate = getTypePredicateOfSignature(source);
var targetTypePredicate = getTypePredicateOfSignature(target);
result &= sourceTypePredicate !== undefined || targetTypePredicate !== undefined
? compareTypePredicatesIdentical(sourceTypePredicate, targetTypePredicate, compareTypes)
: compareTypes(getReturnTypeOfSignature(source), getReturnTypeOfSignature(target));
}
return result;
}
function compareTypePredicatesIdentical(source, target, compareTypes) {
return source === undefined || target === undefined || !typePredicateKindsMatch(source, target) ? 0 : compareTypes(source.type, target.type);
}
function literalTypesWithSameBaseType(types) {
var commonBaseType;
for (var _i = 0, types_9 = types; _i < types_9.length; _i++) {
var t = types_9[_i];
var baseType = getBaseTypeOfLiteralType(t);
if (!commonBaseType) {
commonBaseType = baseType;
}
if (baseType === t || baseType !== commonBaseType) {
return false;
}
}
return true;
}
function getSupertypeOrUnion(types) {
return literalTypesWithSameBaseType(types) ?
getUnionType(types) :
ts.reduceLeft(types, function (s, t) { return isTypeSubtypeOf(s, t) ? t : s; });
}
function getCommonSupertype(types) {
if (!strictNullChecks) {
return getSupertypeOrUnion(types);
}
var primaryTypes = ts.filter(types, function (t) { return !(t.flags & 24576); });
return primaryTypes.length ?
getNullableType(getSupertypeOrUnion(primaryTypes), getFalsyFlagsOfTypes(types) & 24576) :
getUnionType(types, 2);
}
function getCommonSubtype(types) {
return ts.reduceLeft(types, function (s, t) { return isTypeSubtypeOf(t, s) ? t : s; });
}
function isArrayType(type) {
return !!(ts.getObjectFlags(type) & 4) && type.target === globalArrayType;
}
function isArrayLikeType(type) {
return ts.getObjectFlags(type) & 4 && (type.target === globalArrayType || type.target === globalReadonlyArrayType) ||
!(type.flags & 24576) && isTypeAssignableTo(type, anyReadonlyArrayType);
}
function isEmptyArrayLiteralType(type) {
var elementType = isArrayType(type) ? type.typeArguments[0] : undefined;
return elementType === undefinedWideningType || elementType === implicitNeverType;
}
function isTupleLikeType(type) {
return isTupleType(type) || !!getPropertyOfType(type, "0");
}
function getTupleElementType(type, index) {
return isTupleType(type) ?
index < getLengthOfTupleType(type) ? type.typeArguments[index] : getRestTypeOfTupleType(type) :
getTypeOfPropertyOfType(type, "" + index);
}
function isNeitherUnitTypeNorNever(type) {
return !(type.flags & (27072 | 32768));
}
function isUnitType(type) {
return !!(type.flags & 27072);
}
function isLiteralType(type) {
return type.flags & 16 ? true :
type.flags & 262144 ? type.flags & 512 ? true : ts.every(type.types, isUnitType) :
isUnitType(type);
}
function getBaseTypeOfLiteralType(type) {
return type.flags & 512 ? getBaseTypeOfEnumLiteralType(type) :
type.flags & 64 ? stringType :
type.flags & 128 ? numberType :
type.flags & 256 ? booleanType :
type.flags & 262144 ? getUnionType(ts.sameMap(type.types, getBaseTypeOfLiteralType)) :
type;
}
function getWidenedLiteralType(type) {
return type.flags & 512 ? getBaseTypeOfEnumLiteralType(type) :
type.flags & 64 && type.flags & 33554432 ? stringType :
type.flags & 128 && type.flags & 33554432 ? numberType :
type.flags & 256 ? booleanType :
type.flags & 262144 ? getUnionType(ts.sameMap(type.types, getWidenedLiteralType)) :
type;
}
function getWidenedUniqueESSymbolType(type) {
return type.flags & 2048 ? esSymbolType :
type.flags & 262144 ? getUnionType(ts.sameMap(type.types, getWidenedUniqueESSymbolType)) :
type;
}
function getWidenedLiteralLikeTypeForContextualType(type, contextualType) {
if (!isLiteralOfContextualType(type, contextualType)) {
type = getWidenedUniqueESSymbolType(getWidenedLiteralType(type));
}
return type;
}
function isTupleType(type) {
return !!(ts.getObjectFlags(type) & 4 && type.target.objectFlags & 8);
}
function getRestTypeOfTupleType(type) {
return type.target.hasRestElement ? type.typeArguments[type.target.typeParameters.length - 1] : undefined;
}
function getLengthOfTupleType(type) {
return getTypeReferenceArity(type) - (type.target.hasRestElement ? 1 : 0);
}
function getFalsyFlagsOfTypes(types) {
var result = 0;
for (var _i = 0, types_10 = types; _i < types_10.length; _i++) {
var t = types_10[_i];
result |= getFalsyFlags(t);
}
return result;
}
function getFalsyFlags(type) {
return type.flags & 262144 ? getFalsyFlagsOfTypes(type.types) :
type.flags & 64 ? type.value === "" ? 64 : 0 :
type.flags & 128 ? type.value === 0 ? 128 : 0 :
type.flags & 256 ? type === falseType ? 256 : 0 :
type.flags & 29148;
}
function removeDefinitelyFalsyTypes(type) {
return getFalsyFlags(type) & 29120 ?
filterType(type, function (t) { return !(getFalsyFlags(t) & 29120); }) :
type;
}
function extractDefinitelyFalsyTypes(type) {
return mapType(type, getDefinitelyFalsyPartOfType);
}
function getDefinitelyFalsyPartOfType(type) {
return type.flags & 4 ? emptyStringType :
type.flags & 8 ? zeroType :
type.flags & 16 || type === falseType ? falseType :
type.flags & (4096 | 8192 | 16384) ||
type.flags & 64 && type.value === "" ||
type.flags & 128 && type.value === 0 ? type :
neverType;
}
function getNullableType(type, flags) {
var missing = (flags & ~type.flags) & (8192 | 16384);
return missing === 0 ? type :
missing === 8192 ? getUnionType([type, undefinedType]) :
missing === 16384 ? getUnionType([type, nullType]) :
getUnionType([type, undefinedType, nullType]);
}
function getOptionalType(type) {
ts.Debug.assert(strictNullChecks);
return type.flags & 8192 ? type : getUnionType([type, undefinedType]);
}
function getGlobalNonNullableTypeInstantiation(type) {
if (!deferredGlobalNonNullableTypeAlias) {
deferredGlobalNonNullableTypeAlias = getGlobalSymbol("NonNullable", 524288, undefined) || unknownSymbol;
}
if (deferredGlobalNonNullableTypeAlias !== unknownSymbol) {
return getTypeAliasInstantiation(deferredGlobalNonNullableTypeAlias, [type]);
}
return getTypeWithFacts(type, 524288);
}
function getNonNullableType(type) {
return strictNullChecks ? getGlobalNonNullableTypeInstantiation(type) : type;
}
function isObjectTypeWithInferableIndex(type) {
return type.symbol && (type.symbol.flags & (4096 | 2048 | 512)) !== 0 &&
!typeHasCallOrConstructSignatures(type);
}
function createSymbolWithType(source, type) {
var symbol = createSymbol(source.flags, source.escapedName);
symbol.declarations = source.declarations;
symbol.parent = source.parent;
symbol.type = type;
symbol.target = source;
if (source.valueDeclaration) {
symbol.valueDeclaration = source.valueDeclaration;
}
if (source.nameType) {
symbol.nameType = source.nameType;
}
return symbol;
}
function transformTypeOfMembers(type, f) {
var members = ts.createSymbolTable();
for (var _i = 0, _a = getPropertiesOfObjectType(type); _i < _a.length; _i++) {
var property = _a[_i];
var original = getTypeOfSymbol(property);
var updated = f(original);
members.set(property.escapedName, updated === original ? property : createSymbolWithType(property, updated));
}
return members;
}
function getRegularTypeOfObjectLiteral(type) {
if (!(isObjectLiteralType(type) && type.flags & 33554432)) {
return type;
}
var regularType = type.regularType;
if (regularType) {
return regularType;
}
var resolved = type;
var members = transformTypeOfMembers(type, getRegularTypeOfObjectLiteral);
var regularNew = createAnonymousType(resolved.symbol, members, resolved.callSignatures, resolved.constructSignatures, resolved.stringIndexInfo, resolved.numberIndexInfo);
regularNew.flags = resolved.flags & ~33554432;
regularNew.objectFlags |= 128;
type.regularType = regularNew;
return regularNew;
}
function createWideningContext(parent, propertyName, siblings) {
return { parent: parent, propertyName: propertyName, siblings: siblings, resolvedProperties: undefined };
}
function getSiblingsOfContext(context) {
if (!context.siblings) {
var siblings_1 = [];
for (var _i = 0, _a = getSiblingsOfContext(context.parent); _i < _a.length; _i++) {
var type = _a[_i];
if (isObjectLiteralType(type)) {
var prop = getPropertyOfObjectType(type, context.propertyName);
if (prop) {
forEachType(getTypeOfSymbol(prop), function (t) {
siblings_1.push(t);
});
}
}
}
context.siblings = siblings_1;
}
return context.siblings;
}
function getPropertiesOfContext(context) {
if (!context.resolvedProperties) {
var names = ts.createMap();
for (var _i = 0, _a = getSiblingsOfContext(context); _i < _a.length; _i++) {
var t = _a[_i];
if (isObjectLiteralType(t) && !(ts.getObjectFlags(t) & 1024)) {
for (var _b = 0, _c = getPropertiesOfType(t); _b < _c.length; _b++) {
var prop = _c[_b];
names.set(prop.escapedName, prop);
}
}
}
context.resolvedProperties = ts.arrayFrom(names.values());
}
return context.resolvedProperties;
}
function getWidenedProperty(prop, context) {
if (!(prop.flags & 4)) {
return prop;
}
var original = getTypeOfSymbol(prop);
var propContext = context && createWideningContext(context, prop.escapedName, undefined);
var widened = getWidenedTypeWithContext(original, propContext);
return widened === original ? prop : createSymbolWithType(prop, widened);
}
function getUndefinedProperty(prop) {
var cached = undefinedProperties.get(prop.escapedName);
if (cached) {
return cached;
}
var result = createSymbolWithType(prop, undefinedType);
result.flags |= 16777216;
undefinedProperties.set(prop.escapedName, result);
return result;
}
function getWidenedTypeOfObjectLiteral(type, context) {
var members = ts.createSymbolTable();
for (var _i = 0, _a = getPropertiesOfObjectType(type); _i < _a.length; _i++) {
var prop = _a[_i];
members.set(prop.escapedName, getWidenedProperty(prop, context));
}
if (context) {
for (var _b = 0, _c = getPropertiesOfContext(context); _b < _c.length; _b++) {
var prop = _c[_b];
if (!members.has(prop.escapedName)) {
members.set(prop.escapedName, getUndefinedProperty(prop));
}
}
}
var stringIndexInfo = getIndexInfoOfType(type, 0);
var numberIndexInfo = getIndexInfoOfType(type, 1);
return createAnonymousType(type.symbol, members, ts.emptyArray, ts.emptyArray, stringIndexInfo && createIndexInfo(getWidenedType(stringIndexInfo.type), stringIndexInfo.isReadonly), numberIndexInfo && createIndexInfo(getWidenedType(numberIndexInfo.type), numberIndexInfo.isReadonly));
}
function getWidenedType(type) {
return getWidenedTypeWithContext(type, undefined);
}
function getWidenedTypeWithContext(type, context) {
if (type.flags & 402653184) {
if (type.flags & 24576) {
return anyType;
}
if (isObjectLiteralType(type)) {
return getWidenedTypeOfObjectLiteral(type, context);
}
if (type.flags & 262144) {
var unionContext_1 = context || createWideningContext(undefined, undefined, type.types);
var widenedTypes = ts.sameMap(type.types, function (t) { return t.flags & 24576 ? t : getWidenedTypeWithContext(t, unionContext_1); });
return getUnionType(widenedTypes, ts.some(widenedTypes, isEmptyObjectType) ? 2 : 1);
}
if (isArrayType(type) || isTupleType(type)) {
return createTypeReference(type.target, ts.sameMap(type.typeArguments, getWidenedType));
}
}
return type;
}
function reportWideningErrorsInType(type) {
var errorReported = false;
if (type.flags & 134217728) {
if (type.flags & 262144) {
if (ts.some(type.types, isEmptyObjectType)) {
errorReported = true;
}
else {
for (var _i = 0, _a = type.types; _i < _a.length; _i++) {
var t = _a[_i];
if (reportWideningErrorsInType(t)) {
errorReported = true;
}
}
}
}
if (isArrayType(type) || isTupleType(type)) {
for (var _b = 0, _c = type.typeArguments; _b < _c.length; _b++) {
var t = _c[_b];
if (reportWideningErrorsInType(t)) {
errorReported = true;
}
}
}
if (isObjectLiteralType(type)) {
for (var _d = 0, _e = getPropertiesOfObjectType(type); _d < _e.length; _d++) {
var p = _e[_d];
var t = getTypeOfSymbol(p);
if (t.flags & 134217728) {
if (!reportWideningErrorsInType(t)) {
error(p.valueDeclaration, ts.Diagnostics.Object_literal_s_property_0_implicitly_has_an_1_type, symbolToString(p), typeToString(getWidenedType(t)));
}
errorReported = true;
}
}
}
}
return errorReported;
}
function reportImplicitAnyError(declaration, type) {
var typeAsString = typeToString(getWidenedType(type));
var diagnostic;
switch (declaration.kind) {
case 202:
case 152:
case 151:
diagnostic = ts.Diagnostics.Member_0_implicitly_has_an_1_type;
break;
case 149:
diagnostic = declaration.dotDotDotToken ?
ts.Diagnostics.Rest_parameter_0_implicitly_has_an_any_type :
ts.Diagnostics.Parameter_0_implicitly_has_an_1_type;
break;
case 184:
diagnostic = ts.Diagnostics.Binding_element_0_implicitly_has_an_1_type;
break;
case 237:
case 154:
case 153:
case 156:
case 157:
case 194:
case 195:
if (!declaration.name) {
error(declaration, ts.Diagnostics.Function_expression_which_lacks_return_type_annotation_implicitly_has_an_0_return_type, typeAsString);
return;
}
diagnostic = ts.Diagnostics._0_which_lacks_return_type_annotation_implicitly_has_an_1_return_type;
break;
case 179:
error(declaration, ts.Diagnostics.Mapped_object_type_implicitly_has_an_any_template_type);
return;
default:
diagnostic = ts.Diagnostics.Variable_0_implicitly_has_an_1_type;
}
error(declaration, diagnostic, ts.declarationNameToString(ts.getNameOfDeclaration(declaration)), typeAsString);
}
function reportErrorsFromWidening(declaration, type) {
if (produceDiagnostics && noImplicitAny && type.flags & 134217728) {
if (!reportWideningErrorsInType(type)) {
reportImplicitAnyError(declaration, type);
}
}
}
function forEachMatchingParameterType(source, target, callback) {
var sourceCount = getParameterCount(source);
var targetCount = getParameterCount(target);
var sourceHasRest = hasEffectiveRestParameter(source);
var targetHasRest = hasEffectiveRestParameter(target);
var maxCount = sourceHasRest && targetHasRest ? Math.max(sourceCount, targetCount) :
sourceHasRest ? targetCount :
targetHasRest ? sourceCount :
Math.min(sourceCount, targetCount);
var targetRestTypeVariable = getRestTypeParameter(target);
var paramCount = targetRestTypeVariable ? Math.min(targetCount - 1, maxCount) : maxCount;
for (var i = 0; i < paramCount; i++) {
callback(getTypeAtPosition(source, i), getTypeAtPosition(target, i));
}
if (targetRestTypeVariable) {
callback(getRestTypeAtPosition(source, paramCount), targetRestTypeVariable);
}
}
function createInferenceContext(typeParameters, signature, flags, compareTypes, baseInferences) {
var inferences = baseInferences ? baseInferences.map(cloneInferenceInfo) : typeParameters.map(createInferenceInfo);
var context = mapper;
context.typeParameters = typeParameters;
context.signature = signature;
context.inferences = inferences;
context.flags = flags;
context.compareTypes = compareTypes || compareTypesAssignable;
return context;
function mapper(t) {
for (var i = 0; i < inferences.length; i++) {
if (t === inferences[i].typeParameter) {
inferences[i].isFixed = true;
return getInferredType(context, i);
}
}
return t;
}
}
function createInferenceInfo(typeParameter) {
return {
typeParameter: typeParameter,
candidates: undefined,
contraCandidates: undefined,
inferredType: undefined,
priority: undefined,
topLevel: true,
isFixed: false
};
}
function cloneInferenceInfo(inference) {
return {
typeParameter: inference.typeParameter,
candidates: inference.candidates && inference.candidates.slice(),
contraCandidates: inference.contraCandidates && inference.contraCandidates.slice(),
inferredType: inference.inferredType,
priority: inference.priority,
topLevel: inference.topLevel,
isFixed: inference.isFixed
};
}
function couldContainTypeVariables(type) {
var objectFlags = ts.getObjectFlags(type);
return !!(type.flags & 15794176 ||
objectFlags & 4 && ts.forEach(type.typeArguments, couldContainTypeVariables) ||
objectFlags & 16 && type.symbol && type.symbol.flags & (16 | 8192 | 2048 | 32) ||
objectFlags & 32 ||
type.flags & 786432 && couldUnionOrIntersectionContainTypeVariables(type));
}
function couldUnionOrIntersectionContainTypeVariables(type) {
if (type.couldContainTypeVariables === undefined) {
type.couldContainTypeVariables = ts.some(type.types, couldContainTypeVariables);
}
return type.couldContainTypeVariables;
}
function isTypeParameterAtTopLevel(type, typeParameter) {
return type === typeParameter || !!(type.flags & 786432) && ts.some(type.types, function (t) { return isTypeParameterAtTopLevel(t, typeParameter); });
}
function createEmptyObjectTypeFromStringLiteral(type) {
var members = ts.createSymbolTable();
forEachType(type, function (t) {
if (!(t.flags & 64)) {
return;
}
var name = ts.escapeLeadingUnderscores(t.value);
var literalProp = createSymbol(4, name);
literalProp.type = anyType;
if (t.symbol) {
literalProp.declarations = t.symbol.declarations;
literalProp.valueDeclaration = t.symbol.valueDeclaration;
}
members.set(name, literalProp);
});
var indexInfo = type.flags & 4 ? createIndexInfo(emptyObjectType, false) : undefined;
return createAnonymousType(undefined, members, ts.emptyArray, ts.emptyArray, indexInfo, undefined);
}
function inferTypeForHomomorphicMappedType(source, target) {
var key = source.id + "," + target.id;
if (reverseMappedCache.has(key)) {
return reverseMappedCache.get(key);
}
reverseMappedCache.set(key, undefined);
var type = createReverseMappedType(source, target);
reverseMappedCache.set(key, type);
return type;
}
function createReverseMappedType(source, target) {
var properties = getPropertiesOfType(source);
if (properties.length === 0 && !getIndexInfoOfType(source, 0)) {
return undefined;
}
for (var _i = 0, properties_4 = properties; _i < properties_4.length; _i++) {
var prop = properties_4[_i];
if (getTypeOfSymbol(prop).flags & 536870912) {
return undefined;
}
}
var reversed = createObjectType(2048 | 16, undefined);
reversed.source = source;
reversed.mappedType = target;
return reversed;
}
function getTypeOfReverseMappedSymbol(symbol) {
return inferReverseMappedType(symbol.propertyType, symbol.mappedType);
}
function inferReverseMappedType(sourceType, target) {
var typeParameter = getIndexedAccessType(getConstraintTypeFromMappedType(target).type, getTypeParameterFromMappedType(target));
var templateType = getTemplateTypeFromMappedType(target);
var inference = createInferenceInfo(typeParameter);
inferTypes([inference], sourceType, templateType);
return getTypeFromInference(inference);
}
function getUnmatchedProperty(source, target, requireOptionalProperties) {
var properties = target.flags & 524288 ? getPropertiesOfUnionOrIntersectionType(target) : getPropertiesOfObjectType(target);
for (var _i = 0, properties_5 = properties; _i < properties_5.length; _i++) {
var targetProp = properties_5[_i];
if (requireOptionalProperties || !(targetProp.flags & 16777216)) {
var sourceProp = getPropertyOfType(source, targetProp.escapedName);
if (!sourceProp) {
return targetProp;
}
}
}
return undefined;
}
function tupleTypesDefinitelyUnrelated(source, target) {
return target.target.minLength > source.target.minLength ||
!getRestTypeOfTupleType(target) && (!!getRestTypeOfTupleType(source) || getLengthOfTupleType(target) < getLengthOfTupleType(source));
}
function typesDefinitelyUnrelated(source, target) {
return isTupleType(source) && isTupleType(target) && tupleTypesDefinitelyUnrelated(source, target) ||
!!getUnmatchedProperty(source, target, false) && !!getUnmatchedProperty(target, source, false);
}
function getTypeFromInference(inference) {
return inference.candidates ? getUnionType(inference.candidates, 2) :
inference.contraCandidates ? getIntersectionType(inference.contraCandidates) :
emptyObjectType;
}
function inferTypes(inferences, originalSource, originalTarget, priority) {
if (priority === void 0) { priority = 0; }
var symbolStack;
var visited;
var contravariant = false;
var propagationType;
inferFromTypes(originalSource, originalTarget);
function inferFromTypes(source, target) {
if (!couldContainTypeVariables(target)) {
return;
}
if (source === wildcardType) {
var savePropagationType = propagationType;
propagationType = source;
inferFromTypes(target, target);
propagationType = savePropagationType;
return;
}
if (source.aliasSymbol && source.aliasTypeArguments && source.aliasSymbol === target.aliasSymbol) {
var sourceTypes = source.aliasTypeArguments;
var targetTypes = target.aliasTypeArguments;
for (var i = 0; i < sourceTypes.length; i++) {
inferFromTypes(sourceTypes[i], targetTypes[i]);
}
return;
}
if (source.flags & 262144 && target.flags & 262144 && !(source.flags & 512 && target.flags & 512) ||
source.flags & 524288 && target.flags & 524288) {
if (source === target) {
for (var _i = 0, _a = source.types; _i < _a.length; _i++) {
var t = _a[_i];
inferFromTypes(t, t);
}
return;
}
var matchingTypes = void 0;
for (var _b = 0, _c = source.types; _b < _c.length; _b++) {
var t = _c[_b];
if (typeIdenticalToSomeType(t, target.types)) {
(matchingTypes || (matchingTypes = [])).push(t);
inferFromTypes(t, t);
}
else if (t.flags & (128 | 64)) {
var b = getBaseTypeOfLiteralType(t);
if (typeIdenticalToSomeType(b, target.types)) {
(matchingTypes || (matchingTypes = [])).push(t, b);
}
}
}
if (matchingTypes) {
source = removeTypesFromUnionOrIntersection(source, matchingTypes);
target = removeTypesFromUnionOrIntersection(target, matchingTypes);
}
}
if (target.flags & 2162688) {
if (source.flags & 536870912 || source === silentNeverType) {
return;
}
var inference = getInferenceInfoForType(target);
if (inference) {
if (!inference.isFixed) {
if (inference.priority === undefined || priority < inference.priority) {
inference.candidates = undefined;
inference.contraCandidates = undefined;
inference.priority = priority;
}
if (priority === inference.priority) {
var candidate = propagationType || source;
if (contravariant) {
inference.contraCandidates = ts.append(inference.contraCandidates, candidate);
}
else {
inference.candidates = ts.append(inference.candidates, candidate);
}
}
if (!(priority & 8) && target.flags & 65536 && !isTypeParameterAtTopLevel(originalTarget, target)) {
inference.topLevel = false;
}
}
return;
}
}
if (ts.getObjectFlags(source) & 4 && ts.getObjectFlags(target) & 4 && source.target === target.target) {
var sourceTypes = source.typeArguments || ts.emptyArray;
var targetTypes = target.typeArguments || ts.emptyArray;
var count = sourceTypes.length < targetTypes.length ? sourceTypes.length : targetTypes.length;
var variances = getVariances(source.target);
for (var i = 0; i < count; i++) {
if (i < variances.length && variances[i] === 2) {
inferFromContravariantTypes(sourceTypes[i], targetTypes[i]);
}
else {
inferFromTypes(sourceTypes[i], targetTypes[i]);
}
}
}
else if (source.flags & 1048576 && target.flags & 1048576) {
contravariant = !contravariant;
inferFromTypes(source.type, target.type);
contravariant = !contravariant;
}
else if ((isLiteralType(source) || source.flags & 4) && target.flags & 1048576) {
var empty = createEmptyObjectTypeFromStringLiteral(source);
contravariant = !contravariant;
var savePriority = priority;
priority |= 16;
inferFromTypes(empty, target.type);
priority = savePriority;
contravariant = !contravariant;
}
else if (source.flags & 2097152 && target.flags & 2097152) {
inferFromTypes(source.objectType, target.objectType);
inferFromTypes(source.indexType, target.indexType);
}
else if (source.flags & 4194304 && target.flags & 4194304) {
inferFromTypes(source.checkType, target.checkType);
inferFromTypes(source.extendsType, target.extendsType);
inferFromTypes(getTrueTypeFromConditionalType(source), getTrueTypeFromConditionalType(target));
inferFromTypes(getFalseTypeFromConditionalType(source), getFalseTypeFromConditionalType(target));
}
else if (target.flags & 786432) {
var targetTypes = target.types;
var typeVariableCount = 0;
var typeVariable = void 0;
for (var _d = 0, targetTypes_3 = targetTypes; _d < targetTypes_3.length; _d++) {
var t = targetTypes_3[_d];
if (getInferenceInfoForType(t)) {
typeVariable = t;
typeVariableCount++;
}
else {
inferFromTypes(source, t);
}
}
if (typeVariableCount === 1) {
var savePriority = priority;
priority |= 1;
inferFromTypes(source, typeVariable);
priority = savePriority;
}
}
else if (source.flags & 262144) {
var sourceTypes = source.types;
for (var _e = 0, sourceTypes_3 = sourceTypes; _e < sourceTypes_3.length; _e++) {
var sourceType = sourceTypes_3[_e];
inferFromTypes(sourceType, target);
}
}
else {
if (!(priority & 32 && source.flags & (524288 | 15794176))) {
source = getApparentType(source);
}
if (source.flags & (131072 | 524288)) {
var key = source.id + "," + target.id;
if (visited && visited.get(key)) {
return;
}
(visited || (visited = ts.createMap())).set(key, true);
var isNonConstructorObject = target.flags & 131072 &&
!(ts.getObjectFlags(target) & 16 && target.symbol && target.symbol.flags & 32);
var symbol = isNonConstructorObject ? target.symbol : undefined;
if (symbol) {
if (ts.contains(symbolStack, symbol)) {
return;
}
(symbolStack || (symbolStack = [])).push(symbol);
inferFromObjectTypes(source, target);
symbolStack.pop();
}
else {
inferFromObjectTypes(source, target);
}
}
}
}
function inferFromContravariantTypes(source, target) {
if (strictFunctionTypes || priority & 64) {
contravariant = !contravariant;
inferFromTypes(source, target);
contravariant = !contravariant;
}
else {
inferFromTypes(source, target);
}
}
function getInferenceInfoForType(type) {
if (type.flags & 2162688) {
for (var _i = 0, inferences_1 = inferences; _i < inferences_1.length; _i++) {
var inference = inferences_1[_i];
if (type === inference.typeParameter) {
return inference;
}
}
}
return undefined;
}
function inferFromObjectTypes(source, target) {
if (isGenericMappedType(source) && isGenericMappedType(target)) {
inferFromTypes(getConstraintTypeFromMappedType(source), getConstraintTypeFromMappedType(target));
inferFromTypes(getTemplateTypeFromMappedType(source), getTemplateTypeFromMappedType(target));
}
if (ts.getObjectFlags(target) & 32) {
var constraintType = getConstraintTypeFromMappedType(target);
if (constraintType.flags & 1048576) {
var inference = getInferenceInfoForType(constraintType.type);
if (inference && !inference.isFixed) {
var inferredType = inferTypeForHomomorphicMappedType(source, target);
if (inferredType) {
var savePriority = priority;
priority |= 2;
inferFromTypes(inferredType, inference.typeParameter);
priority = savePriority;
}
}
return;
}
if (constraintType.flags & 65536) {
var savePriority = priority;
priority |= 4;
inferFromTypes(getIndexType(source), constraintType);
priority = savePriority;
inferFromTypes(getUnionType(ts.map(getPropertiesOfType(source), getTypeOfSymbol)), getTemplateTypeFromMappedType(target));
return;
}
}
if (!typesDefinitelyUnrelated(source, target)) {
inferFromProperties(source, target);
inferFromSignatures(source, target, 0);
inferFromSignatures(source, target, 1);
inferFromIndexTypes(source, target);
}
}
function inferFromProperties(source, target) {
if (isTupleType(source) && isTupleType(target)) {
var sourceLength = getLengthOfTupleType(source);
var targetLength = getLengthOfTupleType(target);
var sourceRestType = getRestTypeOfTupleType(source);
var targetRestType = getRestTypeOfTupleType(target);
var fixedLength = targetLength < sourceLength || sourceRestType ? targetLength : sourceLength;
for (var i = 0; i < fixedLength; i++) {
inferFromTypes(i < sourceLength ? source.typeArguments[i] : sourceRestType, target.typeArguments[i]);
}
if (targetRestType) {
var types = fixedLength < sourceLength ? source.typeArguments.slice(fixedLength, sourceLength) : [];
if (sourceRestType) {
types.push(sourceRestType);
}
if (types.length) {
inferFromTypes(getUnionType(types), targetRestType);
}
}
}
else {
var properties = getPropertiesOfObjectType(target);
for (var _i = 0, properties_6 = properties; _i < properties_6.length; _i++) {
var targetProp = properties_6[_i];
var sourceProp = getPropertyOfType(source, targetProp.escapedName);
if (sourceProp) {
inferFromTypes(getTypeOfSymbol(sourceProp), getTypeOfSymbol(targetProp));
}
}
}
}
function inferFromSignatures(source, target, kind) {
var sourceSignatures = getSignaturesOfType(source, kind);
var targetSignatures = getSignaturesOfType(target, kind);
var sourceLen = sourceSignatures.length;
var targetLen = targetSignatures.length;
var len = sourceLen < targetLen ? sourceLen : targetLen;
for (var i = 0; i < len; i++) {
inferFromSignature(getBaseSignature(sourceSignatures[sourceLen - len + i]), getBaseSignature(targetSignatures[targetLen - len + i]));
}
}
function inferFromSignature(source, target) {
forEachMatchingParameterType(source, target, inferFromContravariantTypes);
var sourceTypePredicate = getTypePredicateOfSignature(source);
var targetTypePredicate = getTypePredicateOfSignature(target);
if (sourceTypePredicate && targetTypePredicate && sourceTypePredicate.kind === targetTypePredicate.kind) {
inferFromTypes(sourceTypePredicate.type, targetTypePredicate.type);
}
else {
inferFromTypes(getReturnTypeOfSignature(source), getReturnTypeOfSignature(target));
}
}
function inferFromIndexTypes(source, target) {
var targetStringIndexType = getIndexTypeOfType(target, 0);
if (targetStringIndexType) {
var sourceIndexType = getIndexTypeOfType(source, 0) ||
getImplicitIndexTypeOfType(source, 0);
if (sourceIndexType) {
inferFromTypes(sourceIndexType, targetStringIndexType);
}
}
var targetNumberIndexType = getIndexTypeOfType(target, 1);
if (targetNumberIndexType) {
var sourceIndexType = getIndexTypeOfType(source, 1) ||
getIndexTypeOfType(source, 0) ||
getImplicitIndexTypeOfType(source, 1);
if (sourceIndexType) {
inferFromTypes(sourceIndexType, targetNumberIndexType);
}
}
}
}
function typeIdenticalToSomeType(type, types) {
for (var _i = 0, types_11 = types; _i < types_11.length; _i++) {
var t = types_11[_i];
if (isTypeIdenticalTo(t, type)) {
return true;
}
}
return false;
}
function removeTypesFromUnionOrIntersection(type, typesToRemove) {
var reducedTypes = [];
for (var _i = 0, _a = type.types; _i < _a.length; _i++) {
var t = _a[_i];
if (!typeIdenticalToSomeType(t, typesToRemove)) {
reducedTypes.push(t);
}
}
return type.flags & 262144 ? getUnionType(reducedTypes) : getIntersectionType(reducedTypes);
}
function hasPrimitiveConstraint(type) {
var constraint = getConstraintOfTypeParameter(type);
return !!constraint && maybeTypeOfKind(constraint, 32764 | 1048576);
}
function isObjectLiteralType(type) {
return !!(ts.getObjectFlags(type) & 128);
}
function widenObjectLiteralCandidates(candidates) {
if (candidates.length > 1) {
var objectLiterals = ts.filter(candidates, isObjectLiteralType);
if (objectLiterals.length) {
var objectLiteralsType = getWidenedType(getUnionType(objectLiterals, 2));
return ts.concatenate(ts.filter(candidates, function (t) { return !isObjectLiteralType(t); }), [objectLiteralsType]);
}
}
return candidates;
}
function getContravariantInference(inference) {
return inference.priority & 28 ? getIntersectionType(inference.contraCandidates) : getCommonSubtype(inference.contraCandidates);
}
function getCovariantInference(inference, context, signature) {
var candidates = widenObjectLiteralCandidates(inference.candidates);
var primitiveConstraint = hasPrimitiveConstraint(inference.typeParameter);
var widenLiteralTypes = !primitiveConstraint && inference.topLevel &&
(inference.isFixed || !isTypeParameterAtTopLevel(getReturnTypeOfSignature(signature), inference.typeParameter));
var baseCandidates = primitiveConstraint ? ts.sameMap(candidates, getRegularTypeOfLiteralType) :
widenLiteralTypes ? ts.sameMap(candidates, getWidenedLiteralType) :
candidates;
var unwidenedType = context.flags & 1 || inference.priority & 28 ?
getUnionType(baseCandidates, 2) :
getCommonSupertype(baseCandidates);
return getWidenedType(unwidenedType);
}
function getInferredType(context, index) {
var inference = context.inferences[index];
var inferredType = inference.inferredType;
if (!inferredType) {
var signature = context.signature;
if (signature) {
if (inference.contraCandidates) {
inference.candidates = ts.append(inference.candidates, getContravariantInference(inference));
inference.contraCandidates = undefined;
}
if (inference.candidates) {
inferredType = getCovariantInference(inference, context, signature);
}
else if (context.flags & 2) {
inferredType = silentNeverType;
}
else {
var defaultType = getDefaultFromTypeParameter(inference.typeParameter);
if (defaultType) {
inferredType = instantiateType(defaultType, combineTypeMappers(createBackreferenceMapper(context.signature.typeParameters, index), context));
}
else {
inferredType = getDefaultTypeArgumentType(!!(context.flags & 4));
}
}
}
else {
inferredType = getTypeFromInference(inference);
}
inference.inferredType = inferredType;
var constraint = getConstraintOfTypeParameter(inference.typeParameter);
if (constraint) {
var instantiatedConstraint = instantiateType(constraint, context);
if (!context.compareTypes(inferredType, getTypeWithThisArgument(instantiatedConstraint, inferredType))) {
inference.inferredType = inferredType = instantiatedConstraint;
}
}
}
return inferredType;
}
function getDefaultTypeArgumentType(isInJavaScriptFile) {
return isInJavaScriptFile ? anyType : emptyObjectType;
}
function getInferredTypes(context) {
var result = [];
for (var i = 0; i < context.inferences.length; i++) {
result.push(getInferredType(context, i));
}
return result;
}
function getResolvedSymbol(node) {
var links = getNodeLinks(node);
if (!links.resolvedSymbol) {
links.resolvedSymbol = !ts.nodeIsMissing(node) &&
resolveName(node, node.escapedText, 67216319 | 1048576, ts.Diagnostics.Cannot_find_name_0, node, !ts.isWriteOnlyAccess(node), false, ts.Diagnostics.Cannot_find_name_0_Did_you_mean_1) || unknownSymbol;
}
return links.resolvedSymbol;
}
function isInTypeQuery(node) {
return !!ts.findAncestor(node, function (n) { return n.kind === 165 ? true : n.kind === 71 || n.kind === 146 ? false : "quit"; });
}
function getFlowCacheKey(node) {
if (node.kind === 71) {
var symbol = getResolvedSymbol(node);
return symbol !== unknownSymbol ? (isConstraintPosition(node) ? "@" : "") + getSymbolId(symbol) : undefined;
}
if (node.kind === 99) {
return "0";
}
if (node.kind === 187) {
var key = getFlowCacheKey(node.expression);
return key && key + "." + ts.idText(node.name);
}
if (node.kind === 184) {
var container = node.parent.parent;
var key = container.kind === 184 ? getFlowCacheKey(container) : (container.initializer && getFlowCacheKey(container.initializer));
var text = getBindingElementNameText(node);
var result = key && text && (key + "." + text);
return result;
}
return undefined;
}
function getBindingElementNameText(element) {
var parent = element.parent;
if (parent.kind === 182) {
var name = element.propertyName || element.name;
switch (name.kind) {
case 71:
return ts.idText(name);
case 147:
return ts.isStringOrNumericLiteral(name.expression) ? name.expression.text : undefined;
case 9:
case 8:
return name.text;
default:
ts.Debug.fail("Unexpected name kind for binding element name");
}
}
else {
return "" + parent.elements.indexOf(element);
}
}
function isMatchingReference(source, target) {
switch (source.kind) {
case 71:
return target.kind === 71 && getResolvedSymbol(source) === getResolvedSymbol(target) ||
(target.kind === 235 || target.kind === 184) &&
getExportSymbolOfValueSymbolIfExported(getResolvedSymbol(source)) === getSymbolOfNode(target);
case 99:
return target.kind === 99;
case 97:
return target.kind === 97;
case 187:
return target.kind === 187 &&
source.name.escapedText === target.name.escapedText &&
isMatchingReference(source.expression, target.expression);
case 184:
if (target.kind !== 187)
return false;
var t = target;
if (t.name.escapedText !== getBindingElementNameText(source))
return false;
if (source.parent.parent.kind === 184 && isMatchingReference(source.parent.parent, t.expression)) {
return true;
}
if (source.parent.parent.kind === 235) {
var maybeId = source.parent.parent.initializer;
return !!maybeId && isMatchingReference(maybeId, t.expression);
}
}
return false;
}
function containsMatchingReference(source, target) {
while (source.kind === 187) {
source = source.expression;
if (isMatchingReference(source, target)) {
return true;
}
}
return false;
}
function containsMatchingReferenceDiscriminant(source, target) {
return target.kind === 187 &&
containsMatchingReference(source, target.expression) &&
isDiscriminantProperty(getDeclaredTypeOfReference(target.expression), target.name.escapedText);
}
function getDeclaredTypeOfReference(expr) {
if (expr.kind === 71) {
return getTypeOfSymbol(getResolvedSymbol(expr));
}
if (expr.kind === 187) {
var type = getDeclaredTypeOfReference(expr.expression);
return type && getTypeOfPropertyOfType(type, expr.name.escapedText);
}
return undefined;
}
function isDiscriminantProperty(type, name) {
if (type && type.flags & 262144) {
var prop = getUnionOrIntersectionProperty(type, name);
if (prop && ts.getCheckFlags(prop) & 2) {
if (prop.isDiscriminantProperty === undefined) {
prop.isDiscriminantProperty = !!(prop.checkFlags & 32) && isLiteralType(getTypeOfSymbol(prop));
}
return prop.isDiscriminantProperty;
}
}
return false;
}
function findDiscriminantProperties(sourceProperties, target) {
var result;
for (var _i = 0, sourceProperties_2 = sourceProperties; _i < sourceProperties_2.length; _i++) {
var sourceProperty = sourceProperties_2[_i];
if (isDiscriminantProperty(target, sourceProperty.escapedName)) {
if (result) {
result.push(sourceProperty);
continue;
}
result = [sourceProperty];
}
}
return result;
}
function isOrContainsMatchingReference(source, target) {
return isMatchingReference(source, target) || containsMatchingReference(source, target);
}
function hasMatchingArgument(callExpression, reference) {
if (callExpression.arguments) {
for (var _i = 0, _a = callExpression.arguments; _i < _a.length; _i++) {
var argument = _a[_i];
if (isOrContainsMatchingReference(reference, argument)) {
return true;
}
}
}
if (callExpression.expression.kind === 187 &&
isOrContainsMatchingReference(reference, callExpression.expression.expression)) {
return true;
}
return false;
}
function getFlowNodeId(flow) {
if (!flow.id) {
flow.id = nextFlowId;
nextFlowId++;
}
return flow.id;
}
function typeMaybeAssignableTo(source, target) {
if (!(source.flags & 262144)) {
return isTypeAssignableTo(source, target);
}
for (var _i = 0, _a = source.types; _i < _a.length; _i++) {
var t = _a[_i];
if (isTypeAssignableTo(t, target)) {
return true;
}
}
return false;
}
function getAssignmentReducedType(declaredType, assignedType) {
if (declaredType !== assignedType) {
if (assignedType.flags & 32768) {
return assignedType;
}
var reducedType = filterType(declaredType, function (t) { return typeMaybeAssignableTo(assignedType, t); });
if (!(reducedType.flags & 32768)) {
return reducedType;
}
}
return declaredType;
}
function getTypeFactsOfTypes(types) {
var result = 0;
for (var _i = 0, types_12 = types; _i < types_12.length; _i++) {
var t = types_12[_i];
result |= getTypeFacts(t);
}
return result;
}
function isFunctionObjectType(type) {
var resolved = resolveStructuredTypeMembers(type);
return !!(resolved.callSignatures.length || resolved.constructSignatures.length ||
resolved.members.get("bind") && isTypeSubtypeOf(type, globalFunctionType));
}
function getTypeFacts(type) {
var flags = type.flags;
if (flags & 4) {
return strictNullChecks ? 4079361 : 4194049;
}
if (flags & 64) {
var isEmpty = type.value === "";
return strictNullChecks ?
isEmpty ? 3030785 : 1982209 :
isEmpty ? 3145473 : 4194049;
}
if (flags & (8 | 32)) {
return strictNullChecks ? 4079234 : 4193922;
}
if (flags & 128) {
var isZero = type.value === 0;
return strictNullChecks ?
isZero ? 3030658 : 1982082 :
isZero ? 3145346 : 4193922;
}
if (flags & 16) {
return strictNullChecks ? 4078980 : 4193668;
}
if (flags & 272) {
return strictNullChecks ?
type === falseType ? 3030404 : 1981828 :
type === falseType ? 3145092 : 4193668;
}
if (flags & 131072) {
return isFunctionObjectType(type) ?
strictNullChecks ? 1970144 : 4181984 :
strictNullChecks ? 1972176 : 4184016;
}
if (flags & (4096 | 8192)) {
return 2457472;
}
if (flags & 16384) {
return 2340752;
}
if (flags & 3072) {
return strictNullChecks ? 1981320 : 4193160;
}
if (flags & 16777216) {
return strictNullChecks ? 1972176 : 4184016;
}
if (flags & 15794176) {
return getTypeFacts(getBaseConstraintOfType(type) || emptyObjectType);
}
if (flags & 786432) {
return getTypeFactsOfTypes(type.types);
}
return 4194303;
}
function getTypeWithFacts(type, include) {
return filterType(type, function (t) { return (getTypeFacts(t) & include) !== 0; });
}
function getTypeWithDefault(type, defaultExpression) {
if (defaultExpression) {
var defaultType = getTypeOfExpression(defaultExpression);
return getUnionType([getTypeWithFacts(type, 131072), defaultType]);
}
return type;
}
function getTypeOfDestructuredProperty(type, name) {
var text = ts.getTextOfPropertyName(name);
return getConstraintForLocation(getTypeOfPropertyOfType(type, text), name) ||
isNumericLiteralName(text) && getIndexTypeOfType(type, 1) ||
getIndexTypeOfType(type, 0) ||
errorType;
}
function getTypeOfDestructuredArrayElement(type, index) {
return isTupleLikeType(type) && getTupleElementType(type, index) ||
checkIteratedTypeOrElementType(type, undefined, false, false) ||
errorType;
}
function getTypeOfDestructuredSpreadExpression(type) {
return createArrayType(checkIteratedTypeOrElementType(type, undefined, false, false) || errorType);
}
function getAssignedTypeOfBinaryExpression(node) {
var isDestructuringDefaultAssignment = node.parent.kind === 185 && isDestructuringAssignmentTarget(node.parent) ||
node.parent.kind === 273 && isDestructuringAssignmentTarget(node.parent.parent);
return isDestructuringDefaultAssignment ?
getTypeWithDefault(getAssignedType(node), node.right) :
getTypeOfExpression(node.right);
}
function isDestructuringAssignmentTarget(parent) {
return parent.parent.kind === 202 && parent.parent.left === parent ||
parent.parent.kind === 225 && parent.parent.initializer === parent;
}
function getAssignedTypeOfArrayLiteralElement(node, element) {
return getTypeOfDestructuredArrayElement(getAssignedType(node), node.elements.indexOf(element));
}
function getAssignedTypeOfSpreadExpression(node) {
return getTypeOfDestructuredSpreadExpression(getAssignedType(node.parent));
}
function getAssignedTypeOfPropertyAssignment(node) {
return getTypeOfDestructuredProperty(getAssignedType(node.parent), node.name);
}
function getAssignedTypeOfShorthandPropertyAssignment(node) {
return getTypeWithDefault(getAssignedTypeOfPropertyAssignment(node), node.objectAssignmentInitializer);
}
function getAssignedType(node) {
var parent = node.parent;
switch (parent.kind) {
case 224:
return stringType;
case 225:
return checkRightHandSideOfForOf(parent.expression, parent.awaitModifier) || errorType;
case 202:
return getAssignedTypeOfBinaryExpression(parent);
case 196:
return undefinedType;
case 185:
return getAssignedTypeOfArrayLiteralElement(parent, node);
case 206:
return getAssignedTypeOfSpreadExpression(parent);
case 273:
return getAssignedTypeOfPropertyAssignment(parent);
case 274:
return getAssignedTypeOfShorthandPropertyAssignment(parent);
}
return errorType;
}
function getInitialTypeOfBindingElement(node) {
var pattern = node.parent;
var parentType = getInitialType(pattern.parent);
var type = pattern.kind === 182 ?
getTypeOfDestructuredProperty(parentType, node.propertyName || node.name) :
!node.dotDotDotToken ?
getTypeOfDestructuredArrayElement(parentType, pattern.elements.indexOf(node)) :
getTypeOfDestructuredSpreadExpression(parentType);
return getTypeWithDefault(type, node.initializer);
}
function getTypeOfInitializer(node) {
var links = getNodeLinks(node);
return links.resolvedType || getTypeOfExpression(node);
}
function getInitialTypeOfVariableDeclaration(node) {
if (node.initializer) {
return getTypeOfInitializer(node.initializer);
}
if (node.parent.parent.kind === 224) {
return stringType;
}
if (node.parent.parent.kind === 225) {
return checkRightHandSideOfForOf(node.parent.parent.expression, node.parent.parent.awaitModifier) || errorType;
}
return errorType;
}
function getInitialType(node) {
return node.kind === 235 ?
getInitialTypeOfVariableDeclaration(node) :
getInitialTypeOfBindingElement(node);
}
function getInitialOrAssignedType(node) {
return node.kind === 235 || node.kind === 184 ?
getInitialType(node) :
getAssignedType(node);
}
function isEmptyArrayAssignment(node) {
return node.kind === 235 && node.initializer &&
isEmptyArrayLiteral(node.initializer) ||
node.kind !== 184 && node.parent.kind === 202 &&
isEmptyArrayLiteral(node.parent.right);
}
function getReferenceCandidate(node) {
switch (node.kind) {
case 193:
return getReferenceCandidate(node.expression);
case 202:
switch (node.operatorToken.kind) {
case 58:
return getReferenceCandidate(node.left);
case 26:
return getReferenceCandidate(node.right);
}
}
return node;
}
function getReferenceRoot(node) {
var parent = node.parent;
return parent.kind === 193 ||
parent.kind === 202 && parent.operatorToken.kind === 58 && parent.left === node ||
parent.kind === 202 && parent.operatorToken.kind === 26 && parent.right === node ?
getReferenceRoot(parent) : node;
}
function getTypeOfSwitchClause(clause) {
if (clause.kind === 269) {
return getRegularTypeOfLiteralType(getTypeOfExpression(clause.expression));
}
return neverType;
}
function getSwitchClauseTypes(switchStatement) {
var links = getNodeLinks(switchStatement);
if (!links.switchTypes) {
links.switchTypes = [];
for (var _i = 0, _a = switchStatement.caseBlock.clauses; _i < _a.length; _i++) {
var clause = _a[_i];
links.switchTypes.push(getTypeOfSwitchClause(clause));
}
}
return links.switchTypes;
}
function eachTypeContainedIn(source, types) {
return source.flags & 262144 ? !ts.forEach(source.types, function (t) { return !ts.contains(types, t); }) : ts.contains(types, source);
}
function isTypeSubsetOf(source, target) {
return source === target || target.flags & 262144 && isTypeSubsetOfUnion(source, target);
}
function isTypeSubsetOfUnion(source, target) {
if (source.flags & 262144) {
for (var _i = 0, _a = source.types; _i < _a.length; _i++) {
var t = _a[_i];
if (!containsType(target.types, t)) {
return false;
}
}
return true;
}
if (source.flags & 512 && getBaseTypeOfEnumLiteralType(source) === target) {
return true;
}
return containsType(target.types, source);
}
function forEachType(type, f) {
return type.flags & 262144 ? ts.forEach(type.types, f) : f(type);
}
function filterType(type, f) {
if (type.flags & 262144) {
var types = type.types;
var filtered = ts.filter(types, f);
return filtered === types ? type : getUnionTypeFromSortedList(filtered, type.flags & 67108864);
}
return f(type) ? type : neverType;
}
function mapType(type, mapper, noReductions) {
if (type.flags & 32768) {
return type;
}
if (!(type.flags & 262144)) {
return mapper(type);
}
var types = type.types;
var mappedType;
var mappedTypes;
for (var _i = 0, types_13 = types; _i < types_13.length; _i++) {
var current = types_13[_i];
var t = mapper(current);
if (t) {
if (!mappedType) {
mappedType = t;
}
else if (!mappedTypes) {
mappedTypes = [mappedType, t];
}
else {
mappedTypes.push(t);
}
}
}
return mappedTypes ? getUnionType(mappedTypes, noReductions ? 0 : 1) : mappedType;
}
function extractTypesOfKind(type, kind) {
return filterType(type, function (t) { return (t.flags & kind) !== 0; });
}
function replacePrimitivesWithLiterals(typeWithPrimitives, typeWithLiterals) {
if (isTypeSubsetOf(stringType, typeWithPrimitives) && maybeTypeOfKind(typeWithLiterals, 64) ||
isTypeSubsetOf(numberType, typeWithPrimitives) && maybeTypeOfKind(typeWithLiterals, 128)) {
return mapType(typeWithPrimitives, function (t) {
return t.flags & 4 ? extractTypesOfKind(typeWithLiterals, 4 | 64) :
t.flags & 8 ? extractTypesOfKind(typeWithLiterals, 8 | 128) :
t;
});
}
return typeWithPrimitives;
}
function isIncomplete(flowType) {
return flowType.flags === 0;
}
function getTypeFromFlowType(flowType) {
return flowType.flags === 0 ? flowType.type : flowType;
}
function createFlowType(type, incomplete) {
return incomplete ? { flags: 0, type: type } : type;
}
function createEvolvingArrayType(elementType) {
var result = createObjectType(256);
result.elementType = elementType;
return result;
}
function getEvolvingArrayType(elementType) {
return evolvingArrayTypes[elementType.id] || (evolvingArrayTypes[elementType.id] = createEvolvingArrayType(elementType));
}
function addEvolvingArrayElementType(evolvingArrayType, node) {
var elementType = getBaseTypeOfLiteralType(getContextFreeTypeOfExpression(node));
return isTypeSubsetOf(elementType, evolvingArrayType.elementType) ? evolvingArrayType : getEvolvingArrayType(getUnionType([evolvingArrayType.elementType, elementType]));
}
function createFinalArrayType(elementType) {
return elementType.flags & 32768 ?
autoArrayType :
createArrayType(elementType.flags & 262144 ?
getUnionType(elementType.types, 2) :
elementType);
}
function getFinalArrayType(evolvingArrayType) {
return evolvingArrayType.finalArrayType || (evolvingArrayType.finalArrayType = createFinalArrayType(evolvingArrayType.elementType));
}
function finalizeEvolvingArrayType(type) {
return ts.getObjectFlags(type) & 256 ? getFinalArrayType(type) : type;
}
function getElementTypeOfEvolvingArrayType(type) {
return ts.getObjectFlags(type) & 256 ? type.elementType : neverType;
}
function isEvolvingArrayTypeList(types) {
var hasEvolvingArrayType = false;
for (var _i = 0, types_14 = types; _i < types_14.length; _i++) {
var t = types_14[_i];
if (!(t.flags & 32768)) {
if (!(ts.getObjectFlags(t) & 256)) {
return false;
}
hasEvolvingArrayType = true;
}
}
return hasEvolvingArrayType;
}
function getUnionOrEvolvingArrayType(types, subtypeReduction) {
return isEvolvingArrayTypeList(types) ?
getEvolvingArrayType(getUnionType(ts.map(types, getElementTypeOfEvolvingArrayType))) :
getUnionType(ts.sameMap(types, finalizeEvolvingArrayType), subtypeReduction);
}
function isEvolvingArrayOperationTarget(node) {
var root = getReferenceRoot(node);
var parent = root.parent;
var isLengthPushOrUnshift = parent.kind === 187 && (parent.name.escapedText === "length" ||
parent.parent.kind === 189 && ts.isPushOrUnshiftIdentifier(parent.name));
var isElementAssignment = parent.kind === 188 &&
parent.expression === root &&
parent.parent.kind === 202 &&
parent.parent.operatorToken.kind === 58 &&
parent.parent.left === parent &&
!ts.isAssignmentTarget(parent.parent) &&
isTypeAssignableToKind(getTypeOfExpression(parent.argumentExpression), 168);
return isLengthPushOrUnshift || isElementAssignment;
}
function maybeTypePredicateCall(node) {
var links = getNodeLinks(node);
if (links.maybeTypePredicate === undefined) {
links.maybeTypePredicate = getMaybeTypePredicate(node);
}
return links.maybeTypePredicate;
}
function getMaybeTypePredicate(node) {
if (node.expression.kind !== 97) {
var funcType = checkNonNullExpression(node.expression);
if (funcType !== silentNeverType) {
var apparentType = getApparentType(funcType);
return apparentType !== errorType && ts.some(getSignaturesOfType(apparentType, 0), signatureHasTypePredicate);
}
}
return false;
}
function reportFlowControlError(node) {
var block = ts.findAncestor(node, ts.isFunctionOrModuleBlock);
var sourceFile = ts.getSourceFileOfNode(node);
var span = ts.getSpanOfTokenAtPosition(sourceFile, block.statements.pos);
diagnostics.add(ts.createFileDiagnostic(sourceFile, span.start, span.length, ts.Diagnostics.The_containing_function_or_module_body_is_too_large_for_control_flow_analysis));
}
function getFlowTypeOfReference(reference, declaredType, initialType, flowContainer, couldBeUninitialized) {
if (initialType === void 0) { initialType = declaredType; }
var key;
var flowDepth = 0;
if (flowAnalysisDisabled) {
return errorType;
}
if (!reference.flowNode || !couldBeUninitialized && !(declaredType.flags & 33492479)) {
return declaredType;
}
var sharedFlowStart = sharedFlowCount;
var evolvedType = getTypeFromFlowType(getTypeAtFlowNode(reference.flowNode));
sharedFlowCount = sharedFlowStart;
var resultType = ts.getObjectFlags(evolvedType) & 256 && isEvolvingArrayOperationTarget(reference) ? anyArrayType : finalizeEvolvingArrayType(evolvedType);
if (reference.parent && reference.parent.kind === 211 && getTypeWithFacts(resultType, 524288).flags & 32768) {
return declaredType;
}
return resultType;
function getTypeAtFlowNode(flow) {
if (flowDepth === 2500) {
flowAnalysisDisabled = true;
reportFlowControlError(reference);
return errorType;
}
flowDepth++;
while (true) {
var flags = flow.flags;
if (flags & 1024) {
for (var i = sharedFlowStart; i < sharedFlowCount; i++) {
if (sharedFlowNodes[i] === flow) {
flowDepth--;
return sharedFlowTypes[i];
}
}
}
var type = void 0;
if (flags & 4096) {
flow.locked = true;
type = getTypeAtFlowNode(flow.antecedent);
flow.locked = false;
}
else if (flags & 2048) {
flow = flow.antecedent;
continue;
}
else if (flags & 16) {
type = getTypeAtFlowAssignment(flow);
if (!type) {
flow = flow.antecedent;
continue;
}
}
else if (flags & 96) {
type = getTypeAtFlowCondition(flow);
}
else if (flags & 128) {
type = getTypeAtSwitchClause(flow);
}
else if (flags & 12) {
if (flow.antecedents.length === 1) {
flow = flow.antecedents[0];
continue;
}
type = flags & 4 ?
getTypeAtFlowBranchLabel(flow) :
getTypeAtFlowLoopLabel(flow);
}
else if (flags & 256) {
type = getTypeAtFlowArrayMutation(flow);
if (!type) {
flow = flow.antecedent;
continue;
}
}
else if (flags & 2) {
var container = flow.container;
if (container && container !== flowContainer && reference.kind !== 187 && reference.kind !== 99) {
flow = container.flowNode;
continue;
}
type = initialType;
}
else {
type = convertAutoToAny(declaredType);
}
if (flags & 1024) {
sharedFlowNodes[sharedFlowCount] = flow;
sharedFlowTypes[sharedFlowCount] = type;
sharedFlowCount++;
}
flowDepth--;
return type;
}
}
function getTypeAtFlowAssignment(flow) {
var node = flow.node;
if (isMatchingReference(reference, node)) {
if (ts.getAssignmentTargetKind(node) === 2) {
var flowType = getTypeAtFlowNode(flow.antecedent);
return createFlowType(getBaseTypeOfLiteralType(getTypeFromFlowType(flowType)), isIncomplete(flowType));
}
if (declaredType === autoType || declaredType === autoArrayType) {
if (isEmptyArrayAssignment(node)) {
return getEvolvingArrayType(neverType);
}
var assignedType = getBaseTypeOfLiteralType(getInitialOrAssignedType(node));
return isTypeAssignableTo(assignedType, declaredType) ? assignedType : anyArrayType;
}
if (declaredType.flags & 262144) {
return getAssignmentReducedType(declaredType, getInitialOrAssignedType(node));
}
return declaredType;
}
if (containsMatchingReference(reference, node)) {
return declaredType;
}
return undefined;
}
function getTypeAtFlowArrayMutation(flow) {
if (declaredType === autoType || declaredType === autoArrayType) {
var node = flow.node;
var expr = node.kind === 189 ?
node.expression.expression :
node.left.expression;
if (isMatchingReference(reference, getReferenceCandidate(expr))) {
var flowType = getTypeAtFlowNode(flow.antecedent);
var type = getTypeFromFlowType(flowType);
if (ts.getObjectFlags(type) & 256) {
var evolvedType_1 = type;
if (node.kind === 189) {
for (var _i = 0, _a = node.arguments; _i < _a.length; _i++) {
var arg = _a[_i];
evolvedType_1 = addEvolvingArrayElementType(evolvedType_1, arg);
}
}
else {
var indexType = getTypeOfExpression(node.left.argumentExpression);
if (isTypeAssignableToKind(indexType, 168)) {
evolvedType_1 = addEvolvingArrayElementType(evolvedType_1, node.right);
}
}
return evolvedType_1 === type ? flowType : createFlowType(evolvedType_1, isIncomplete(flowType));
}
return flowType;
}
}
return undefined;
}
function getTypeAtFlowCondition(flow) {
var flowType = getTypeAtFlowNode(flow.antecedent);
var type = getTypeFromFlowType(flowType);
if (type.flags & 32768) {
return flowType;
}
var assumeTrue = (flow.flags & 32) !== 0;
var nonEvolvingType = finalizeEvolvingArrayType(type);
var narrowedType = narrowType(nonEvolvingType, flow.expression, assumeTrue);
if (narrowedType === nonEvolvingType) {
return flowType;
}
var incomplete = isIncomplete(flowType);
var resultType = incomplete && narrowedType.flags & 32768 ? silentNeverType : narrowedType;
return createFlowType(resultType, incomplete);
}
function getTypeAtSwitchClause(flow) {
var flowType = getTypeAtFlowNode(flow.antecedent);
var type = getTypeFromFlowType(flowType);
var expr = flow.switchStatement.expression;
if (isMatchingReference(reference, expr)) {
type = narrowTypeBySwitchOnDiscriminant(type, flow.switchStatement, flow.clauseStart, flow.clauseEnd);
}
else if (isMatchingReferenceDiscriminant(expr, type)) {
type = narrowTypeByDiscriminant(type, expr, function (t) { return narrowTypeBySwitchOnDiscriminant(t, flow.switchStatement, flow.clauseStart, flow.clauseEnd); });
}
return createFlowType(type, isIncomplete(flowType));
}
function getTypeAtFlowBranchLabel(flow) {
var antecedentTypes = [];
var subtypeReduction = false;
var seenIncomplete = false;
for (var _i = 0, _a = flow.antecedents; _i < _a.length; _i++) {
var antecedent = _a[_i];
if (antecedent.flags & 2048 && antecedent.lock.locked) {
continue;
}
var flowType = getTypeAtFlowNode(antecedent);
var type = getTypeFromFlowType(flowType);
if (type === declaredType && declaredType === initialType) {
return type;
}
ts.pushIfUnique(antecedentTypes, type);
if (!isTypeSubsetOf(type, declaredType)) {
subtypeReduction = true;
}
if (isIncomplete(flowType)) {
seenIncomplete = true;
}
}
return createFlowType(getUnionOrEvolvingArrayType(antecedentTypes, subtypeReduction ? 2 : 1), seenIncomplete);
}
function getTypeAtFlowLoopLabel(flow) {
var id = getFlowNodeId(flow);
var cache = flowLoopCaches[id] || (flowLoopCaches[id] = ts.createMap());
if (!key) {
key = getFlowCacheKey(reference);
if (!key) {
return declaredType;
}
}
var cached = cache.get(key);
if (cached) {
return cached;
}
for (var i = flowLoopStart; i < flowLoopCount; i++) {
if (flowLoopNodes[i] === flow && flowLoopKeys[i] === key && flowLoopTypes[i].length) {
return createFlowType(getUnionOrEvolvingArrayType(flowLoopTypes[i], 1), true);
}
}
var antecedentTypes = [];
var subtypeReduction = false;
var firstAntecedentType;
flowLoopNodes[flowLoopCount] = flow;
flowLoopKeys[flowLoopCount] = key;
flowLoopTypes[flowLoopCount] = antecedentTypes;
for (var _i = 0, _a = flow.antecedents; _i < _a.length; _i++) {
var antecedent = _a[_i];
flowLoopCount++;
var flowType = getTypeAtFlowNode(antecedent);
flowLoopCount--;
if (!firstAntecedentType) {
firstAntecedentType = flowType;
}
var type = getTypeFromFlowType(flowType);
var cached_1 = cache.get(key);
if (cached_1) {
return cached_1;
}
ts.pushIfUnique(antecedentTypes, type);
if (!isTypeSubsetOf(type, declaredType)) {
subtypeReduction = true;
}
if (type === declaredType) {
break;
}
}
var result = getUnionOrEvolvingArrayType(antecedentTypes, subtypeReduction ? 2 : 1);
if (isIncomplete(firstAntecedentType)) {
return createFlowType(result, true);
}
cache.set(key, result);
return result;
}
function isMatchingReferenceDiscriminant(expr, computedType) {
return expr.kind === 187 &&
computedType.flags & 262144 &&
isMatchingReference(reference, expr.expression) &&
isDiscriminantProperty(computedType, expr.name.escapedText);
}
function narrowTypeByDiscriminant(type, propAccess, narrowType) {
var propName = propAccess.name.escapedText;
var propType = getTypeOfPropertyOfType(type, propName);
var narrowedPropType = propType && narrowType(propType);
return propType === narrowedPropType ? type : filterType(type, function (t) { return isTypeComparableTo(getTypeOfPropertyOfType(t, propName), narrowedPropType); });
}
function narrowTypeByTruthiness(type, expr, assumeTrue) {
if (isMatchingReference(reference, expr)) {
return getTypeWithFacts(type, assumeTrue ? 1048576 : 2097152);
}
if (isMatchingReferenceDiscriminant(expr, declaredType)) {
return narrowTypeByDiscriminant(type, expr, function (t) { return getTypeWithFacts(t, assumeTrue ? 1048576 : 2097152); });
}
if (containsMatchingReferenceDiscriminant(reference, expr)) {
return declaredType;
}
return type;
}
function isTypePresencePossible(type, propName, assumeTrue) {
if (getIndexInfoOfType(type, 0)) {
return true;
}
var prop = getPropertyOfType(type, propName);
if (prop) {
return prop.flags & 16777216 ? true : assumeTrue;
}
return !assumeTrue;
}
function narrowByInKeyword(type, literal, assumeTrue) {
if ((type.flags & (262144 | 131072)) || (type.flags & 65536 && type.isThisType)) {
var propName_1 = ts.escapeLeadingUnderscores(literal.text);
return filterType(type, function (t) { return isTypePresencePossible(t, propName_1, assumeTrue); });
}
return type;
}
function narrowTypeByBinaryExpression(type, expr, assumeTrue) {
switch (expr.operatorToken.kind) {
case 58:
return narrowTypeByTruthiness(type, expr.left, assumeTrue);
case 32:
case 33:
case 34:
case 35:
var operator_1 = expr.operatorToken.kind;
var left_1 = getReferenceCandidate(expr.left);
var right_1 = getReferenceCandidate(expr.right);
if (left_1.kind === 197 && ts.isStringLiteralLike(right_1)) {
return narrowTypeByTypeof(type, left_1, operator_1, right_1, assumeTrue);
}
if (right_1.kind === 197 && ts.isStringLiteralLike(left_1)) {
return narrowTypeByTypeof(type, right_1, operator_1, left_1, assumeTrue);
}
if (isMatchingReference(reference, left_1)) {
return narrowTypeByEquality(type, operator_1, right_1, assumeTrue);
}
if (isMatchingReference(reference, right_1)) {
return narrowTypeByEquality(type, operator_1, left_1, assumeTrue);
}
if (isMatchingReferenceDiscriminant(left_1, declaredType)) {
return narrowTypeByDiscriminant(type, left_1, function (t) { return narrowTypeByEquality(t, operator_1, right_1, assumeTrue); });
}
if (isMatchingReferenceDiscriminant(right_1, declaredType)) {
return narrowTypeByDiscriminant(type, right_1, function (t) { return narrowTypeByEquality(t, operator_1, left_1, assumeTrue); });
}
if (containsMatchingReferenceDiscriminant(reference, left_1) || containsMatchingReferenceDiscriminant(reference, right_1)) {
return declaredType;
}
break;
case 93:
return narrowTypeByInstanceof(type, expr, assumeTrue);
case 92:
var target = getReferenceCandidate(expr.right);
if (ts.isStringLiteralLike(expr.left) && isMatchingReference(reference, target)) {
return narrowByInKeyword(type, expr.left, assumeTrue);
}
break;
case 26:
return narrowType(type, expr.right, assumeTrue);
}
return type;
}
function narrowTypeByEquality(type, operator, value, assumeTrue) {
if (type.flags & 1) {
return type;
}
if (operator === 33 || operator === 35) {
assumeTrue = !assumeTrue;
}
var valueType = getTypeOfExpression(value);
if (valueType.flags & 24576) {
if (!strictNullChecks) {
return type;
}
var doubleEquals = operator === 32 || operator === 33;
var facts = doubleEquals ?
assumeTrue ? 65536 : 524288 :
valueType.flags & 16384 ?
assumeTrue ? 32768 : 262144 :
assumeTrue ? 16384 : 131072;
return getTypeWithFacts(type, facts);
}
if (type.flags & 16909315) {
return type;
}
if (assumeTrue) {
var narrowedType = filterType(type, function (t) { return areTypesComparable(t, valueType); });
return narrowedType.flags & 32768 ? type : replacePrimitivesWithLiterals(narrowedType, valueType);
}
if (isUnitType(valueType)) {
var regularType_1 = getRegularTypeOfLiteralType(valueType);
return filterType(type, function (t) { return getRegularTypeOfLiteralType(t) !== regularType_1; });
}
return type;
}
function narrowTypeByTypeof(type, typeOfExpr, operator, literal, assumeTrue) {
var target = getReferenceCandidate(typeOfExpr.expression);
if (!isMatchingReference(reference, target)) {
if (containsMatchingReference(reference, target)) {
return declaredType;
}
return type;
}
if (operator === 33 || operator === 35) {
assumeTrue = !assumeTrue;
}
if (type.flags & 1 && literal.text === "function") {
return type;
}
if (assumeTrue && !(type.flags & 262144)) {
var targetType = literal.text === "function" ? globalFunctionType : typeofTypesByName.get(literal.text);
if (targetType) {
if (isTypeSubtypeOf(targetType, type)) {
return targetType;
}
if (type.flags & 15794176) {
var constraint = getBaseConstraintOfType(type) || anyType;
if (isTypeSubtypeOf(targetType, constraint)) {
return getIntersectionType([type, targetType]);
}
}
}
}
var facts = assumeTrue ?
typeofEQFacts.get(literal.text) || 64 :
typeofNEFacts.get(literal.text) || 8192;
return getTypeWithFacts(type, facts);
}
function narrowTypeBySwitchOnDiscriminant(type, switchStatement, clauseStart, clauseEnd) {
var switchTypes = getSwitchClauseTypes(switchStatement);
if (!switchTypes.length) {
return type;
}
var clauseTypes = switchTypes.slice(clauseStart, clauseEnd);
var hasDefaultClause = clauseStart === clauseEnd || ts.contains(clauseTypes, neverType);
var discriminantType = getUnionType(clauseTypes);
var caseType = discriminantType.flags & 32768 ? neverType :
replacePrimitivesWithLiterals(filterType(type, function (t) { return areTypesComparable(discriminantType, t); }), discriminantType);
if (!hasDefaultClause) {
return caseType;
}
var defaultType = filterType(type, function (t) { return !(isUnitType(t) && ts.contains(switchTypes, getRegularTypeOfLiteralType(t))); });
return caseType.flags & 32768 ? defaultType : getUnionType([caseType, defaultType]);
}
function narrowTypeByInstanceof(type, expr, assumeTrue) {
var left = getReferenceCandidate(expr.left);
if (!isMatchingReference(reference, left)) {
if (containsMatchingReference(reference, left)) {
return declaredType;
}
return type;
}
var rightType = getTypeOfExpression(expr.right);
if (!isTypeSubtypeOf(rightType, globalFunctionType)) {
return type;
}
var targetType;
var prototypeProperty = getPropertyOfType(rightType, "prototype");
if (prototypeProperty) {
var prototypePropertyType = getTypeOfSymbol(prototypeProperty);
if (!isTypeAny(prototypePropertyType)) {
targetType = prototypePropertyType;
}
}
if (isTypeAny(type) && (targetType === globalObjectType || targetType === globalFunctionType)) {
return type;
}
if (!targetType) {
var constructSignatures = void 0;
if (ts.getObjectFlags(rightType) & 2) {
constructSignatures = resolveDeclaredMembers(rightType).declaredConstructSignatures;
}
else if (ts.getObjectFlags(rightType) & 16) {
constructSignatures = getSignaturesOfType(rightType, 1);
}
if (constructSignatures && constructSignatures.length) {
targetType = getUnionType(ts.map(constructSignatures, function (signature) { return getReturnTypeOfSignature(getErasedSignature(signature)); }));
}
}
if (targetType) {
return getNarrowedType(type, targetType, assumeTrue, isTypeDerivedFrom);
}
return type;
}
function getNarrowedType(type, candidate, assumeTrue, isRelated) {
if (!assumeTrue) {
return filterType(type, function (t) { return !isRelated(t, candidate); });
}
if (type.flags & 262144) {
var assignableType = filterType(type, function (t) { return isRelated(t, candidate); });
if (!(assignableType.flags & 32768)) {
return assignableType;
}
}
return isTypeSubtypeOf(candidate, type) ? candidate :
isTypeAssignableTo(type, candidate) ? type :
isTypeAssignableTo(candidate, type) ? candidate :
getIntersectionType([type, candidate]);
}
function narrowTypeByTypePredicate(type, callExpression, assumeTrue) {
if (!hasMatchingArgument(callExpression, reference) || !maybeTypePredicateCall(callExpression)) {
return type;
}
var signature = getResolvedSignature(callExpression);
var predicate = getTypePredicateOfSignature(signature);
if (!predicate) {
return type;
}
if (isTypeAny(type) && (predicate.type === globalObjectType || predicate.type === globalFunctionType)) {
return type;
}
if (ts.isIdentifierTypePredicate(predicate)) {
var predicateArgument = callExpression.arguments[predicate.parameterIndex - (signature.thisParameter ? 1 : 0)];
if (predicateArgument) {
if (isMatchingReference(reference, predicateArgument)) {
return getNarrowedType(type, predicate.type, assumeTrue, isTypeSubtypeOf);
}
if (containsMatchingReference(reference, predicateArgument)) {
return declaredType;
}
}
}
else {
var invokedExpression = ts.skipParentheses(callExpression.expression);
if (invokedExpression.kind === 188 || invokedExpression.kind === 187) {
var accessExpression = invokedExpression;
var possibleReference = ts.skipParentheses(accessExpression.expression);
if (isMatchingReference(reference, possibleReference)) {
return getNarrowedType(type, predicate.type, assumeTrue, isTypeSubtypeOf);
}
if (containsMatchingReference(reference, possibleReference)) {
return declaredType;
}
}
}
return type;
}
function narrowType(type, expr, assumeTrue) {
switch (expr.kind) {
case 71:
case 99:
case 97:
case 187:
return narrowTypeByTruthiness(type, expr, assumeTrue);
case 189:
return narrowTypeByTypePredicate(type, expr, assumeTrue);
case 193:
return narrowType(type, expr.expression, assumeTrue);
case 202:
return narrowTypeByBinaryExpression(type, expr, assumeTrue);
case 200:
if (expr.operator === 51) {
return narrowType(type, expr.operand, !assumeTrue);
}
break;
}
return type;
}
}
function getTypeOfSymbolAtLocation(symbol, location) {
symbol = symbol.exportSymbol || symbol;
if (location.kind === 71) {
if (ts.isRightSideOfQualifiedNameOrPropertyAccess(location)) {
location = location.parent;
}
if (ts.isExpressionNode(location) && !ts.isAssignmentTarget(location)) {
var type = getTypeOfExpression(location);
if (getExportSymbolOfValueSymbolIfExported(getNodeLinks(location).resolvedSymbol) === symbol) {
return type;
}
}
}
return getTypeOfSymbol(symbol);
}
function getControlFlowContainer(node) {
return ts.findAncestor(node.parent, function (node) {
return ts.isFunctionLike(node) && !ts.getImmediatelyInvokedFunctionExpression(node) ||
node.kind === 243 ||
node.kind === 277 ||
node.kind === 152;
});
}
function isParameterAssigned(symbol) {
var func = ts.getRootDeclaration(symbol.valueDeclaration).parent;
var links = getNodeLinks(func);
if (!(links.flags & 4194304)) {
links.flags |= 4194304;
if (!hasParentWithAssignmentsMarked(func)) {
markParameterAssignments(func);
}
}
return symbol.isAssigned || false;
}
function hasParentWithAssignmentsMarked(node) {
return !!ts.findAncestor(node.parent, function (node) { return ts.isFunctionLike(node) && !!(getNodeLinks(node).flags & 4194304); });
}
function markParameterAssignments(node) {
if (node.kind === 71) {
if (ts.isAssignmentTarget(node)) {
var symbol = getResolvedSymbol(node);
if (symbol.valueDeclaration && ts.getRootDeclaration(symbol.valueDeclaration).kind === 149) {
symbol.isAssigned = true;
}
}
}
else {
ts.forEachChild(node, markParameterAssignments);
}
}
function isConstVariable(symbol) {
return symbol.flags & 3 && (getDeclarationNodeFlagsFromSymbol(symbol) & 2) !== 0 && getTypeOfSymbol(symbol) !== autoArrayType;
}
function removeOptionalityFromDeclaredType(declaredType, declaration) {
var annotationIncludesUndefined = strictNullChecks &&
declaration.kind === 149 &&
declaration.initializer &&
getFalsyFlags(declaredType) & 8192 &&
!(getFalsyFlags(checkExpression(declaration.initializer)) & 8192);
return annotationIncludesUndefined ? getTypeWithFacts(declaredType, 131072) : declaredType;
}
function isConstraintPosition(node) {
var parent = node.parent;
return parent.kind === 187 ||
parent.kind === 189 && parent.expression === node ||
parent.kind === 188 && parent.expression === node ||
parent.kind === 184 && parent.name === node && !!parent.initializer;
}
function typeHasNullableConstraint(type) {
return type.flags & 14745600 && maybeTypeOfKind(getBaseConstraintOfType(type) || emptyObjectType, 24576);
}
function getConstraintForLocation(type, node) {
if (type && isConstraintPosition(node) && forEachType(type, typeHasNullableConstraint)) {
return mapType(getWidenedType(type), getBaseConstraintOrType);
}
return type;
}
function markAliasReferenced(symbol, location) {
if (isNonLocalAlias(symbol, 67216319) && !isInTypeQuery(location) && !isConstEnumOrConstEnumOnlyModule(resolveAlias(symbol))) {
markAliasSymbolAsReferenced(symbol);
}
}
function checkIdentifier(node) {
var symbol = getResolvedSymbol(node);
if (symbol === unknownSymbol) {
return errorType;
}
if (symbol === argumentsSymbol) {
var container = ts.getContainingFunction(node);
if (languageVersion < 2) {
if (container.kind === 195) {
error(node, ts.Diagnostics.The_arguments_object_cannot_be_referenced_in_an_arrow_function_in_ES3_and_ES5_Consider_using_a_standard_function_expression);
}
else if (ts.hasModifier(container, 256)) {
error(node, ts.Diagnostics.The_arguments_object_cannot_be_referenced_in_an_async_function_or_method_in_ES3_and_ES5_Consider_using_a_standard_function_or_method);
}
}
getNodeLinks(container).flags |= 8192;
return getTypeOfSymbol(symbol);
}
if (!(node.parent && ts.isPropertyAccessExpression(node.parent) && node.parent.expression === node)) {
markAliasReferenced(symbol, node);
}
var localOrExportSymbol = getExportSymbolOfValueSymbolIfExported(symbol);
var declaration = localOrExportSymbol.valueDeclaration;
if (localOrExportSymbol.flags & 32) {
if (declaration.kind === 238
&& ts.nodeIsDecorated(declaration)) {
var container = ts.getContainingClass(node);
while (container !== undefined) {
if (container === declaration && container.name !== node) {
getNodeLinks(declaration).flags |= 8388608;
getNodeLinks(node).flags |= 16777216;
break;
}
container = ts.getContainingClass(container);
}
}
else if (declaration.kind === 207) {
var container = ts.getThisContainer(node, false);
while (container.kind !== 277) {
if (container.parent === declaration) {
if (container.kind === 152 && ts.hasModifier(container, 32)) {
getNodeLinks(declaration).flags |= 8388608;
getNodeLinks(node).flags |= 16777216;
}
break;
}
container = ts.getThisContainer(container, false);
}
}
}
checkNestedBlockScopedBinding(node, symbol);
var type = getConstraintForLocation(getTypeOfSymbol(localOrExportSymbol), node);
var assignmentKind = ts.getAssignmentTargetKind(node);
if (assignmentKind) {
if (!(localOrExportSymbol.flags & 3) &&
!(ts.isInJavaScriptFile(node) && localOrExportSymbol.flags & 512)) {
error(node, ts.Diagnostics.Cannot_assign_to_0_because_it_is_not_a_variable, symbolToString(symbol));
return errorType;
}
if (isReadonlySymbol(localOrExportSymbol)) {
error(node, ts.Diagnostics.Cannot_assign_to_0_because_it_is_a_constant_or_a_read_only_property, symbolToString(symbol));
return errorType;
}
}
var isAlias = localOrExportSymbol.flags & 2097152;
if (localOrExportSymbol.flags & 3) {
if (assignmentKind === 1) {
return type;
}
}
else if (isAlias) {
declaration = ts.find(symbol.declarations, isSomeImportDeclaration);
}
else {
return type;
}
if (!declaration) {
return type;
}
var isParameter = ts.getRootDeclaration(declaration).kind === 149;
var declarationContainer = getControlFlowContainer(declaration);
var flowContainer = getControlFlowContainer(node);
var isOuterVariable = flowContainer !== declarationContainer;
var isSpreadDestructuringAssignmentTarget = node.parent && node.parent.parent && ts.isSpreadAssignment(node.parent) && isDestructuringAssignmentTarget(node.parent.parent);
while (flowContainer !== declarationContainer && (flowContainer.kind === 194 ||
flowContainer.kind === 195 || ts.isObjectLiteralOrClassExpressionMethod(flowContainer)) &&
(isConstVariable(localOrExportSymbol) || isParameter && !isParameterAssigned(localOrExportSymbol))) {
flowContainer = getControlFlowContainer(flowContainer);
}
var assumeInitialized = isParameter || isAlias || isOuterVariable || isSpreadDestructuringAssignmentTarget ||
type !== autoType && type !== autoArrayType && (!strictNullChecks || (type.flags & 3) !== 0 ||
isInTypeQuery(node) || node.parent.kind === 255) ||
node.parent.kind === 211 ||
declaration.kind === 235 && declaration.exclamationToken ||
declaration.flags & 4194304;
var initialType = assumeInitialized ? (isParameter ? removeOptionalityFromDeclaredType(type, declaration) : type) :
type === autoType || type === autoArrayType ? undefinedType :
getOptionalType(type);
var flowType = getFlowTypeOfReference(node, type, initialType, flowContainer, !assumeInitialized);
if (type === autoType || type === autoArrayType) {
if (flowType === autoType || flowType === autoArrayType) {
if (noImplicitAny) {
error(ts.getNameOfDeclaration(declaration), ts.Diagnostics.Variable_0_implicitly_has_type_1_in_some_locations_where_its_type_cannot_be_determined, symbolToString(symbol), typeToString(flowType));
error(node, ts.Diagnostics.Variable_0_implicitly_has_an_1_type, symbolToString(symbol), typeToString(flowType));
}
return convertAutoToAny(flowType);
}
}
else if (!assumeInitialized && !(getFalsyFlags(type) & 8192) && getFalsyFlags(flowType) & 8192) {
error(node, ts.Diagnostics.Variable_0_is_used_before_being_assigned, symbolToString(symbol));
return type;
}
return assignmentKind ? getBaseTypeOfLiteralType(flowType) : flowType;
}
function isInsideFunction(node, threshold) {
return !!ts.findAncestor(node, function (n) { return n === threshold ? "quit" : ts.isFunctionLike(n); });
}
function checkNestedBlockScopedBinding(node, symbol) {
if (languageVersion >= 2 ||
(symbol.flags & (2 | 32)) === 0 ||
symbol.valueDeclaration.parent.kind === 272) {
return;
}
var container = ts.getEnclosingBlockScopeContainer(symbol.valueDeclaration);
var usedInFunction = isInsideFunction(node.parent, container);
var current = container;
var containedInIterationStatement = false;
while (current && !ts.nodeStartsNewLexicalEnvironment(current)) {
if (ts.isIterationStatement(current, false)) {
containedInIterationStatement = true;
break;
}
current = current.parent;
}
if (containedInIterationStatement) {
if (usedInFunction) {
getNodeLinks(current).flags |= 65536;
}
if (container.kind === 223 &&
ts.getAncestor(symbol.valueDeclaration, 236).parent === container &&
isAssignedInBodyOfForStatement(node, container)) {
getNodeLinks(symbol.valueDeclaration).flags |= 2097152;
}
getNodeLinks(symbol.valueDeclaration).flags |= 262144;
}
if (usedInFunction) {
getNodeLinks(symbol.valueDeclaration).flags |= 131072;
}
}
function isAssignedInBodyOfForStatement(node, container) {
var current = node;
while (current.parent.kind === 193) {
current = current.parent;
}
var isAssigned = false;
if (ts.isAssignmentTarget(current)) {
isAssigned = true;
}
else if ((current.parent.kind === 200 || current.parent.kind === 201)) {
var expr = current.parent;
isAssigned = expr.operator === 43 || expr.operator === 44;
}
if (!isAssigned) {
return false;
}
return !!ts.findAncestor(current, function (n) { return n === container ? "quit" : n === container.statement; });
}
function captureLexicalThis(node, container) {
getNodeLinks(node).flags |= 2;
if (container.kind === 152 || container.kind === 155) {
var classNode = container.parent;
getNodeLinks(classNode).flags |= 4;
}
else {
getNodeLinks(container).flags |= 4;
}
}
function findFirstSuperCall(n) {
if (ts.isSuperCall(n)) {
return n;
}
else if (ts.isFunctionLike(n)) {
return undefined;
}
return ts.forEachChild(n, findFirstSuperCall);
}
function getSuperCallInConstructor(constructor) {
var links = getNodeLinks(constructor);
if (links.hasSuperCall === undefined) {
links.superCall = findFirstSuperCall(constructor.body);
links.hasSuperCall = links.superCall ? true : false;
}
return links.superCall;
}
function classDeclarationExtendsNull(classDecl) {
var classSymbol = getSymbolOfNode(classDecl);
var classInstanceType = getDeclaredTypeOfSymbol(classSymbol);
var baseConstructorType = getBaseConstructorTypeOfClass(classInstanceType);
return baseConstructorType === nullWideningType;
}
function checkThisBeforeSuper(node, container, diagnosticMessage) {
var containingClassDecl = container.parent;
var baseTypeNode = ts.getEffectiveBaseTypeNode(containingClassDecl);
if (baseTypeNode && !classDeclarationExtendsNull(containingClassDecl)) {
var superCall = getSuperCallInConstructor(container);
if (!superCall || superCall.end > node.pos) {
error(node, diagnosticMessage);
}
}
}
function checkThisExpression(node) {
var container = ts.getThisContainer(node, true);
var needToCaptureLexicalThis = false;
if (container.kind === 155) {
checkThisBeforeSuper(node, container, ts.Diagnostics.super_must_be_called_before_accessing_this_in_the_constructor_of_a_derived_class);
}
if (container.kind === 195) {
container = ts.getThisContainer(container, false);
needToCaptureLexicalThis = (languageVersion < 2);
}
switch (container.kind) {
case 242:
error(node, ts.Diagnostics.this_cannot_be_referenced_in_a_module_or_namespace_body);
break;
case 241:
error(node, ts.Diagnostics.this_cannot_be_referenced_in_current_location);
break;
case 155:
if (isInConstructorArgumentInitializer(node, container)) {
error(node, ts.Diagnostics.this_cannot_be_referenced_in_constructor_arguments);
}
break;
case 152:
case 151:
if (ts.hasModifier(container, 32)) {
error(node, ts.Diagnostics.this_cannot_be_referenced_in_a_static_property_initializer);
}
break;
case 147:
error(node, ts.Diagnostics.this_cannot_be_referenced_in_a_computed_property_name);
break;
}
if (needToCaptureLexicalThis) {
captureLexicalThis(node, container);
}
var type = tryGetThisTypeAt(node, container);
if (!type && noImplicitThis) {
error(node, ts.Diagnostics.this_implicitly_has_type_any_because_it_does_not_have_a_type_annotation);
}
return type || anyType;
}
function tryGetThisTypeAt(node, container) {
if (container === void 0) { container = ts.getThisContainer(node, false); }
if (ts.isFunctionLike(container) &&
(!isInParameterInitializerBeforeContainingFunction(node) || ts.getThisParameter(container))) {
if (container.kind === 194 &&
container.parent.kind === 202 &&
ts.getSpecialPropertyAssignmentKind(container.parent) === 3) {
var className = container.parent
.left
.expression
.expression;
var classSymbol = checkExpression(className).symbol;
if (classSymbol && classSymbol.members && (classSymbol.flags & 16)) {
return getFlowTypeOfReference(node, getInferredClassType(classSymbol));
}
}
var thisType = getThisTypeOfDeclaration(container) || getContextualThisParameterType(container);
if (thisType) {
return getFlowTypeOfReference(node, thisType);
}
}
if (ts.isClassLike(container.parent)) {
var symbol = getSymbolOfNode(container.parent);
var type = ts.hasModifier(container, 32) ? getTypeOfSymbol(symbol) : getDeclaredTypeOfSymbol(symbol).thisType;
return getFlowTypeOfReference(node, type);
}
if (ts.isInJavaScriptFile(node)) {
var type = getTypeForThisExpressionFromJSDoc(container);
if (type && type !== errorType) {
return getFlowTypeOfReference(node, type);
}
}
}
function getTypeForThisExpressionFromJSDoc(node) {
var jsdocType = ts.getJSDocType(node);
if (jsdocType && jsdocType.kind === 287) {
var jsDocFunctionType = jsdocType;
if (jsDocFunctionType.parameters.length > 0 &&
jsDocFunctionType.parameters[0].name &&
jsDocFunctionType.parameters[0].name.escapedText === "this") {
return getTypeFromTypeNode(jsDocFunctionType.parameters[0].type);
}
}
var thisTag = ts.getJSDocThisTag(node);
if (thisTag && thisTag.typeExpression) {
return getTypeFromTypeNode(thisTag.typeExpression);
}
}
function isInConstructorArgumentInitializer(node, constructorDecl) {
return !!ts.findAncestor(node, function (n) { return n === constructorDecl ? "quit" : n.kind === 149; });
}
function checkSuperExpression(node) {
var isCallExpression = node.parent.kind === 189 && node.parent.expression === node;
var container = ts.getSuperContainer(node, true);
var needToCaptureLexicalThis = false;
if (!isCallExpression) {
while (container && container.kind === 195) {
container = ts.getSuperContainer(container, true);
needToCaptureLexicalThis = languageVersion < 2;
}
}
var canUseSuperExpression = isLegalUsageOfSuperExpression(container);
var nodeCheckFlag = 0;
if (!canUseSuperExpression) {
var current = ts.findAncestor(node, function (n) { return n === container ? "quit" : n.kind === 147; });
if (current && current.kind === 147) {
error(node, ts.Diagnostics.super_cannot_be_referenced_in_a_computed_property_name);
}
else if (isCallExpression) {
error(node, ts.Diagnostics.Super_calls_are_not_permitted_outside_constructors_or_in_nested_functions_inside_constructors);
}
else if (!container || !container.parent || !(ts.isClassLike(container.parent) || container.parent.kind === 186)) {
error(node, ts.Diagnostics.super_can_only_be_referenced_in_members_of_derived_classes_or_object_literal_expressions);
}
else {
error(node, ts.Diagnostics.super_property_access_is_permitted_only_in_a_constructor_member_function_or_member_accessor_of_a_derived_class);
}
return errorType;
}
if (!isCallExpression && container.kind === 155) {
checkThisBeforeSuper(node, container, ts.Diagnostics.super_must_be_called_before_accessing_a_property_of_super_in_the_constructor_of_a_derived_class);
}
if (ts.hasModifier(container, 32) || isCallExpression) {
nodeCheckFlag = 512;
}
else {
nodeCheckFlag = 256;
}
getNodeLinks(node).flags |= nodeCheckFlag;
if (container.kind === 154 && ts.hasModifier(container, 256)) {
if (ts.isSuperProperty(node.parent) && ts.isAssignmentTarget(node.parent)) {
getNodeLinks(container).flags |= 4096;
}
else {
getNodeLinks(container).flags |= 2048;
}
}
if (needToCaptureLexicalThis) {
captureLexicalThis(node.parent, container);
}
if (container.parent.kind === 186) {
if (languageVersion < 2) {
error(node, ts.Diagnostics.super_is_only_allowed_in_members_of_object_literal_expressions_when_option_target_is_ES2015_or_higher);
return errorType;
}
else {
return anyType;
}
}
var classLikeDeclaration = container.parent;
if (!ts.getEffectiveBaseTypeNode(classLikeDeclaration)) {
error(node, ts.Diagnostics.super_can_only_be_referenced_in_a_derived_class);
return errorType;
}
var classType = getDeclaredTypeOfSymbol(getSymbolOfNode(classLikeDeclaration));
var baseClassType = classType && getBaseTypes(classType)[0];
if (!baseClassType) {
return errorType;
}
if (container.kind === 155 && isInConstructorArgumentInitializer(node, container)) {
error(node, ts.Diagnostics.super_cannot_be_referenced_in_constructor_arguments);
return errorType;
}
return nodeCheckFlag === 512
? getBaseConstructorTypeOfClass(classType)
: getTypeWithThisArgument(baseClassType, classType.thisType);
function isLegalUsageOfSuperExpression(container) {
if (!container) {
return false;
}
if (isCallExpression) {
return container.kind === 155;
}
else {
if (ts.isClassLike(container.parent) || container.parent.kind === 186) {
if (ts.hasModifier(container, 32)) {
return container.kind === 154 ||
container.kind === 153 ||
container.kind === 156 ||
container.kind === 157;
}
else {
return container.kind === 154 ||
container.kind === 153 ||
container.kind === 156 ||
container.kind === 157 ||
container.kind === 152 ||
container.kind === 151 ||
container.kind === 155;
}
}
}
return false;
}
}
function getContainingObjectLiteral(func) {
return (func.kind === 154 ||
func.kind === 156 ||
func.kind === 157) && func.parent.kind === 186 ? func.parent :
func.kind === 194 && func.parent.kind === 273 ? func.parent.parent :
undefined;
}
function getThisTypeArgument(type) {
return ts.getObjectFlags(type) & 4 && type.target === globalThisType ? type.typeArguments[0] : undefined;
}
function getThisTypeFromContextualType(type) {
return mapType(type, function (t) {
return t.flags & 524288 ? ts.forEach(t.types, getThisTypeArgument) : getThisTypeArgument(t);
});
}
function getContextualThisParameterType(func) {
if (func.kind === 195) {
return undefined;
}
if (isContextSensitiveFunctionOrObjectLiteralMethod(func)) {
var contextualSignature = getContextualSignature(func);
if (contextualSignature) {
var thisParameter = contextualSignature.thisParameter;
if (thisParameter) {
return getTypeOfSymbol(thisParameter);
}
}
}
var inJs = ts.isInJavaScriptFile(func);
if (noImplicitThis || inJs) {
var containingLiteral = getContainingObjectLiteral(func);
if (containingLiteral) {
var contextualType = getApparentTypeOfContextualType(containingLiteral);
var literal = containingLiteral;
var type = contextualType;
while (type) {
var thisType = getThisTypeFromContextualType(type);
if (thisType) {
return instantiateType(thisType, getContextualMapper(containingLiteral));
}
if (literal.parent.kind !== 273) {
break;
}
literal = literal.parent.parent;
type = getApparentTypeOfContextualType(literal);
}
return contextualType ? getNonNullableType(contextualType) : checkExpressionCached(containingLiteral);
}
var parent = func.parent;
if (parent.kind === 202 && parent.operatorToken.kind === 58) {
var target = parent.left;
if (target.kind === 187 || target.kind === 188) {
var expression = target.expression;
if (inJs && ts.isIdentifier(expression)) {
var sourceFile = ts.getSourceFileOfNode(parent);
if (sourceFile.commonJsModuleIndicator && getResolvedSymbol(expression) === sourceFile.symbol) {
return undefined;
}
}
return checkExpressionCached(expression);
}
}
}
return undefined;
}
function getContextuallyTypedParameterType(parameter) {
var func = parameter.parent;
if (!isContextSensitiveFunctionOrObjectLiteralMethod(func)) {
return undefined;
}
var iife = ts.getImmediatelyInvokedFunctionExpression(func);
if (iife && iife.arguments) {
var args = getEffectiveCallArguments(iife);
var indexOfParameter = func.parameters.indexOf(parameter);
if (parameter.dotDotDotToken) {
return getSpreadArgumentType(iife, args, indexOfParameter, args.length, anyType, undefined);
}
var links = getNodeLinks(iife);
var cached = links.resolvedSignature;
links.resolvedSignature = anySignature;
var type = indexOfParameter < args.length ?
getWidenedLiteralType(checkExpression(args[indexOfParameter])) :
parameter.initializer ? undefined : undefinedWideningType;
links.resolvedSignature = cached;
return type;
}
var contextualSignature = getContextualSignature(func);
if (contextualSignature) {
var funcHasRestParameter = ts.hasRestParameter(func);
var len = func.parameters.length - (funcHasRestParameter ? 1 : 0);
var indexOfParameter = func.parameters.indexOf(parameter);
if (ts.getThisParameter(func) !== undefined && !contextualSignature.thisParameter) {
ts.Debug.assert(indexOfParameter !== 0);
indexOfParameter -= 1;
}
if (indexOfParameter < len) {
return getTypeAtPosition(contextualSignature, indexOfParameter);
}
if (funcHasRestParameter && indexOfParameter === len) {
return getRestTypeAtPosition(contextualSignature, indexOfParameter);
}
}
}
function getContextualTypeForInitializerExpression(node) {
var declaration = node.parent;
if (ts.hasInitializer(declaration) && node === declaration.initializer) {
var typeNode = ts.getEffectiveTypeAnnotationNode(declaration);
if (typeNode) {
return getTypeFromTypeNode(typeNode);
}
if (declaration.kind === 149) {
var type = getContextuallyTypedParameterType(declaration);
if (type) {
return type;
}
}
if (ts.isBindingPattern(declaration.name)) {
return getTypeFromBindingPattern(declaration.name, true, false);
}
if (ts.isBindingPattern(declaration.parent)) {
var parentDeclaration = declaration.parent.parent;
var name = declaration.propertyName || declaration.name;
if (parentDeclaration.kind !== 184) {
var parentTypeNode = ts.getEffectiveTypeAnnotationNode(parentDeclaration);
if (parentTypeNode && !ts.isBindingPattern(name)) {
var text = ts.getTextOfPropertyName(name);
if (text) {
return getTypeOfPropertyOfType(getTypeFromTypeNode(parentTypeNode), text);
}
}
}
}
}
return undefined;
}
function getContextualTypeForReturnExpression(node) {
var func = ts.getContainingFunction(node);
if (func) {
var functionFlags = ts.getFunctionFlags(func);
if (functionFlags & 1) {
return undefined;
}
var contextualReturnType = getContextualReturnType(func);
return functionFlags & 2
? contextualReturnType && getAwaitedTypeOfPromise(contextualReturnType)
: contextualReturnType;
}
return undefined;
}
function getContextualTypeForYieldOperand(node) {
var func = ts.getContainingFunction(node);
if (func) {
var functionFlags = ts.getFunctionFlags(func);
var contextualReturnType = getContextualReturnType(func);
if (contextualReturnType) {
return node.asteriskToken
? contextualReturnType
: getIteratedTypeOfGenerator(contextualReturnType, (functionFlags & 2) !== 0);
}
}
return undefined;
}
function isInParameterInitializerBeforeContainingFunction(node) {
var inBindingInitializer = false;
while (node.parent && !ts.isFunctionLike(node.parent)) {
if (ts.isParameter(node.parent) && (inBindingInitializer || node.parent.initializer === node)) {
return true;
}
if (ts.isBindingElement(node.parent) && node.parent.initializer === node) {
inBindingInitializer = true;
}
node = node.parent;
}
return false;
}
function getContextualReturnType(functionDecl) {
if (functionDecl.kind === 155 ||
ts.getEffectiveReturnTypeNode(functionDecl) ||
isGetAccessorWithAnnotatedSetAccessor(functionDecl)) {
return getReturnTypeOfSignature(getSignatureFromDeclaration(functionDecl));
}
var signature = getContextualSignatureForFunctionLikeDeclaration(functionDecl);
if (signature && !isResolvingReturnTypeOfSignature(signature)) {
return getReturnTypeOfSignature(signature);
}
return undefined;
}
function getContextualTypeForArgument(callTarget, arg) {
var args = getEffectiveCallArguments(callTarget);
var argIndex = args.indexOf(arg);
return argIndex === -1 ? undefined : getContextualTypeForArgumentAtIndex(callTarget, argIndex);
}
function getContextualTypeForArgumentAtIndex(callTarget, argIndex) {
var signature = getNodeLinks(callTarget).resolvedSignature === resolvingSignature ? resolvingSignature : getResolvedSignature(callTarget);
return getTypeAtPosition(signature, argIndex);
}
function getContextualTypeForSubstitutionExpression(template, substitutionExpression) {
if (template.parent.kind === 191) {
return getContextualTypeForArgument(template.parent, substitutionExpression);
}
return undefined;
}
function getContextualTypeForBinaryOperand(node) {
var binaryExpression = node.parent;
var left = binaryExpression.left, operatorToken = binaryExpression.operatorToken, right = binaryExpression.right;
switch (operatorToken.kind) {
case 58:
return node === right && isContextSensitiveAssignment(binaryExpression) ? getTypeOfExpression(left) : undefined;
case 54:
var type = getContextualType(binaryExpression);
return !type && node === right && !ts.isDefaultedJavascriptInitializer(binaryExpression) ?
getTypeOfExpression(left) : type;
case 53:
case 26:
return node === right ? getContextualType(binaryExpression) : undefined;
default:
return undefined;
}
}
function isContextSensitiveAssignment(binaryExpression) {
var kind = ts.getSpecialPropertyAssignmentKind(binaryExpression);
switch (kind) {
case 0:
return true;
case 5:
return !binaryExpression.left.symbol;
case 1:
case 2:
case 3:
case 4:
case 6:
return false;
default:
return ts.Debug.assertNever(kind);
}
}
function getTypeOfPropertyOfContextualType(type, name) {
return mapType(type, function (t) {
if (t.flags & 917504) {
var prop = getPropertyOfType(t, name);
if (prop) {
return getTypeOfSymbol(prop);
}
if (isTupleType(t)) {
var restType = getRestTypeOfTupleType(t);
if (restType && isNumericLiteralName(name) && +name >= 0) {
return restType;
}
}
}
return undefined;
}, true);
}
function getIndexTypeOfContextualType(type, kind) {
return mapType(type, function (t) { return getIndexTypeOfStructuredType(t, kind); }, true);
}
function contextualTypeIsTupleLikeType(type) {
return !!(type.flags & 262144 ? ts.forEach(type.types, isTupleLikeType) : isTupleLikeType(type));
}
function getContextualTypeForObjectLiteralMethod(node) {
ts.Debug.assert(ts.isObjectLiteralMethod(node));
if (node.flags & 8388608) {
return undefined;
}
return getContextualTypeForObjectLiteralElement(node);
}
function getContextualTypeForObjectLiteralElement(element) {
var objectLiteral = element.parent;
var type = getApparentTypeOfContextualType(objectLiteral);
if (type) {
if (!hasNonBindableDynamicName(element)) {
var symbolName_3 = getSymbolOfNode(element).escapedName;
var propertyType = getTypeOfPropertyOfContextualType(type, symbolName_3);
if (propertyType) {
return propertyType;
}
}
return isNumericName(element.name) && getIndexTypeOfContextualType(type, 1) ||
getIndexTypeOfContextualType(type, 0);
}
return undefined;
}
function getContextualTypeForElementExpression(arrayContextualType, index) {
return arrayContextualType && (getTypeOfPropertyOfContextualType(arrayContextualType, "" + index)
|| getIndexTypeOfContextualType(arrayContextualType, 1)
|| getIteratedTypeOrElementType(arrayContextualType, undefined, false, false, false));
}
function getContextualTypeForConditionalOperand(node) {
var conditional = node.parent;
return node === conditional.whenTrue || node === conditional.whenFalse ? getContextualType(conditional) : undefined;
}
function getContextualTypeForChildJsxExpression(node) {
var attributesType = getApparentTypeOfContextualType(node.openingElement.tagName);
var jsxChildrenPropertyName = getJsxElementChildrenPropertyName(getJsxNamespaceAt(node));
return attributesType && !isTypeAny(attributesType) && jsxChildrenPropertyName && jsxChildrenPropertyName !== "" ? getTypeOfPropertyOfContextualType(attributesType, jsxChildrenPropertyName) : undefined;
}
function getContextualTypeForJsxExpression(node) {
var exprParent = node.parent;
return ts.isJsxAttributeLike(exprParent)
? getContextualType(node)
: ts.isJsxElement(exprParent)
? getContextualTypeForChildJsxExpression(exprParent)
: undefined;
}
function getContextualTypeForJsxAttribute(attribute) {
if (ts.isJsxAttribute(attribute)) {
var attributesType = getApparentTypeOfContextualType(attribute.parent);
if (!attributesType || isTypeAny(attributesType)) {
return undefined;
}
return getTypeOfPropertyOfContextualType(attributesType, attribute.name.escapedText);
}
else {
return getContextualType(attribute.parent);
}
}
function isPossiblyDiscriminantValue(node) {
switch (node.kind) {
case 9:
case 8:
case 13:
case 101:
case 86:
case 95:
case 71:
return true;
case 187:
case 193:
return isPossiblyDiscriminantValue(node.expression);
}
return false;
}
function getApparentTypeOfContextualType(node) {
var contextualType = getContextualType(node);
contextualType = contextualType && mapType(contextualType, getApparentType);
if (!(contextualType && contextualType.flags & 262144 && ts.isObjectLiteralExpression(node))) {
return contextualType;
}
var match;
propLoop: for (var _i = 0, _a = node.properties; _i < _a.length; _i++) {
var prop = _a[_i];
if (!prop.symbol)
continue;
if (prop.kind !== 273)
continue;
if (isPossiblyDiscriminantValue(prop.initializer) && isDiscriminantProperty(contextualType, prop.symbol.escapedName)) {
var discriminatingType = checkExpression(prop.initializer);
for (var _b = 0, _c = contextualType.types; _b < _c.length; _b++) {
var type = _c[_b];
var targetType = getTypeOfPropertyOfType(type, prop.symbol.escapedName);
if (targetType && isTypeAssignableTo(discriminatingType, targetType)) {
if (match) {
if (type === match)
continue;
match = undefined;
break propLoop;
}
match = type;
}
}
}
}
return match || contextualType;
}
function getContextualType(node) {
if (node.flags & 8388608) {
return undefined;
}
if (node.contextualType) {
return node.contextualType;
}
var parent = node.parent;
switch (parent.kind) {
case 235:
case 149:
case 152:
case 151:
case 184:
return getContextualTypeForInitializerExpression(node);
case 195:
case 228:
return getContextualTypeForReturnExpression(node);
case 205:
return getContextualTypeForYieldOperand(parent);
case 189:
case 190:
return getContextualTypeForArgument(parent, node);
case 192:
case 210:
return getTypeFromTypeNode(parent.type);
case 202:
return getContextualTypeForBinaryOperand(node);
case 273:
case 274:
return getContextualTypeForObjectLiteralElement(parent);
case 275:
return getApparentTypeOfContextualType(parent.parent);
case 185: {
var arrayLiteral = parent;
var type = getApparentTypeOfContextualType(arrayLiteral);
return getContextualTypeForElementExpression(type, ts.indexOfNode(arrayLiteral.elements, node));
}
case 203:
return getContextualTypeForConditionalOperand(node);
case 214:
ts.Debug.assert(parent.parent.kind === 204);
return getContextualTypeForSubstitutionExpression(parent.parent, node);
case 193: {
var tag = ts.isInJavaScriptFile(parent) ? ts.getJSDocTypeTag(parent) : undefined;
return tag ? getTypeFromTypeNode(tag.typeExpression.type) : getContextualType(parent);
}
case 268:
return getContextualTypeForJsxExpression(parent);
case 265:
case 267:
return getContextualTypeForJsxAttribute(parent);
case 260:
case 259:
return getContextualJsxElementAttributesType(parent);
}
return undefined;
}
function getContextualMapper(node) {
var ancestor = ts.findAncestor(node, function (n) { return !!n.contextualMapper; });
return ancestor ? ancestor.contextualMapper : identityMapper;
}
function getContextualJsxElementAttributesType(node) {
if (isJsxIntrinsicIdentifier(node.tagName)) {
return getIntrinsicAttributesTypeFromJsxOpeningLikeElement(node);
}
var valueType = checkExpression(node.tagName);
if (isTypeAny(valueType)) {
return anyType;
}
var isJs = ts.isInJavaScriptFile(node);
return mapType(valueType, function (t) { return getJsxSignaturesParameterTypes(t, isJs, node); });
}
function getJsxSignaturesParameterTypes(valueType, isJs, context) {
if (valueType.flags & 4) {
return anyType;
}
else if (valueType.flags & 64) {
var intrinsicElementsType = getJsxType(JsxNames.IntrinsicElements, context);
if (intrinsicElementsType !== errorType) {
var stringLiteralTypeName = valueType.value;
var intrinsicProp = getPropertyOfType(intrinsicElementsType, ts.escapeLeadingUnderscores(stringLiteralTypeName));
if (intrinsicProp) {
return getTypeOfSymbol(intrinsicProp);
}
var indexSignatureType = getIndexTypeOfType(intrinsicElementsType, 0);
if (indexSignatureType) {
return indexSignatureType;
}
}
return anyType;
}
var signatures = getSignaturesOfType(valueType, 1);
var ctor = true;
if (signatures.length === 0) {
signatures = getSignaturesOfType(valueType, 0);
ctor = false;
if (signatures.length === 0) {
return errorType;
}
}
var links = getNodeLinks(context);
if (!links.resolvedSignatures) {
links.resolvedSignatures = ts.createMap();
}
var cacheKey = "" + getTypeId(valueType);
var cachedResolved = links.resolvedSignatures.get(cacheKey);
if (cachedResolved && cachedResolved !== resolvingSignaturesArray) {
signatures = cachedResolved;
}
else if (!cachedResolved) {
links.resolvedSignatures.set(cacheKey, resolvingSignaturesArray);
links.resolvedSignatures.set(cacheKey, signatures = instantiateJsxSignatures(context, signatures));
}
return getUnionType(ts.map(signatures, ctor ? function (t) { return getJsxPropsTypeFromClassType(t, isJs, context, false); } : function (t) { return getJsxPropsTypeFromCallSignature(t, context); }), 0);
}
function getJsxPropsTypeFromCallSignature(sig, context) {
var propsType = getTypeOfFirstParameterOfSignatureWithFallback(sig, emptyObjectType);
propsType = getJsxManagedAttributesFromLocatedAttributes(context, getJsxNamespaceAt(context), propsType);
var intrinsicAttribs = getJsxType(JsxNames.IntrinsicAttributes, context);
if (intrinsicAttribs !== errorType) {
propsType = intersectTypes(intrinsicAttribs, propsType);
}
return propsType;
}
function getJsxPropsTypeForSignatureFromMember(sig, forcedLookupLocation) {
var instanceType = getReturnTypeOfSignature(sig);
return isTypeAny(instanceType) ? instanceType : getTypeOfPropertyOfType(instanceType, forcedLookupLocation);
}
function getJsxManagedAttributesFromLocatedAttributes(context, ns, attributesType) {
var managedSym = getJsxLibraryManagedAttributes(ns);
if (managedSym) {
var declaredManagedType = getDeclaredTypeOfSymbol(managedSym);
if (ts.length(declaredManagedType.typeParameters) >= 2) {
var args = fillMissingTypeArguments([checkExpressionCached(context.tagName), attributesType], declaredManagedType.typeParameters, 2, ts.isInJavaScriptFile(context));
return createTypeReference(declaredManagedType, args);
}
else if (ts.length(declaredManagedType.aliasTypeArguments) >= 2) {
var args = fillMissingTypeArguments([checkExpressionCached(context.tagName), attributesType], declaredManagedType.aliasTypeArguments, 2, ts.isInJavaScriptFile(context));
return getTypeAliasInstantiation(declaredManagedType.aliasSymbol, args);
}
}
return attributesType;
}
function getJsxPropsTypeFromClassType(sig, isJs, context, reportErrors) {
var ns = getJsxNamespaceAt(context);
var forcedLookupLocation = getJsxElementPropertiesName(ns);
var attributesType = forcedLookupLocation === undefined
? getTypeOfFirstParameterOfSignatureWithFallback(sig, emptyObjectType)
: forcedLookupLocation === ""
? getReturnTypeOfSignature(sig)
: getJsxPropsTypeForSignatureFromMember(sig, forcedLookupLocation);
if (!attributesType) {
if (reportErrors && !!forcedLookupLocation && !!ts.length(context.attributes.properties)) {
error(context, ts.Diagnostics.JSX_element_class_does_not_support_attributes_because_it_does_not_have_a_0_property, ts.unescapeLeadingUnderscores(forcedLookupLocation));
}
return emptyObjectType;
}
attributesType = getJsxManagedAttributesFromLocatedAttributes(context, ns, attributesType);
if (isTypeAny(attributesType)) {
return attributesType;
}
else {
var apparentAttributesType = attributesType;
var intrinsicClassAttribs = getJsxType(JsxNames.IntrinsicClassAttributes, context);
if (intrinsicClassAttribs !== errorType) {
var typeParams = getLocalTypeParametersOfClassOrInterfaceOrTypeAlias(intrinsicClassAttribs.symbol);
var hostClassType = getReturnTypeOfSignature(sig);
apparentAttributesType = intersectTypes(typeParams
? createTypeReference(intrinsicClassAttribs, fillMissingTypeArguments([hostClassType], typeParams, getMinTypeArgumentCount(typeParams), isJs))
: intrinsicClassAttribs, apparentAttributesType);
}
var intrinsicAttribs = getJsxType(JsxNames.IntrinsicAttributes, context);
if (intrinsicAttribs !== errorType) {
apparentAttributesType = intersectTypes(intrinsicAttribs, apparentAttributesType);
}
return apparentAttributesType;
}
}
function getContextualCallSignature(type, node) {
var signatures = getSignaturesOfType(type, 0);
if (signatures.length === 1) {
var signature = signatures[0];
if (!isAritySmaller(signature, node)) {
return signature;
}
}
}
function isAritySmaller(signature, target) {
var targetParameterCount = 0;
for (; targetParameterCount < target.parameters.length; targetParameterCount++) {
var param = target.parameters[targetParameterCount];
if (param.initializer || param.questionToken || param.dotDotDotToken || isJSDocOptionalParameter(param)) {
break;
}
}
if (target.parameters.length && ts.parameterIsThisKeyword(target.parameters[0])) {
targetParameterCount--;
}
return !hasEffectiveRestParameter(signature) && getParameterCount(signature) < targetParameterCount;
}
function isFunctionExpressionOrArrowFunction(node) {
return node.kind === 194 || node.kind === 195;
}
function getContextualSignatureForFunctionLikeDeclaration(node) {
return isFunctionExpressionOrArrowFunction(node) || ts.isObjectLiteralMethod(node)
? getContextualSignature(node)
: undefined;
}
function getContextualTypeForFunctionLikeDeclaration(node) {
return ts.isObjectLiteralMethod(node) ?
getContextualTypeForObjectLiteralMethod(node) :
getApparentTypeOfContextualType(node);
}
function getContextualSignature(node) {
ts.Debug.assert(node.kind !== 154 || ts.isObjectLiteralMethod(node));
var type;
if (ts.isInJavaScriptFile(node)) {
var jsdoc = ts.getJSDocType(node);
if (jsdoc) {
type = getTypeFromTypeNode(jsdoc);
}
}
if (!type) {
type = getContextualTypeForFunctionLikeDeclaration(node);
}
if (!type) {
return undefined;
}
if (!(type.flags & 262144)) {
return getContextualCallSignature(type, node);
}
var signatureList;
var types = type.types;
for (var _i = 0, types_15 = types; _i < types_15.length; _i++) {
var current = types_15[_i];
var signature = getContextualCallSignature(current, node);
if (signature) {
if (!signatureList) {
signatureList = [signature];
}
else if (!compareSignaturesIdentical(signatureList[0], signature, false, true, true, compareTypesIdentical)) {
return undefined;
}
else {
signatureList.push(signature);
}
}
}
var result;
if (signatureList) {
result = cloneSignature(signatureList[0]);
result.unionSignatures = signatureList;
}
return result;
}
function checkSpreadExpression(node, checkMode) {
if (languageVersion < 2 && compilerOptions.downlevelIteration) {
checkExternalEmitHelpers(node, 1536);
}
var arrayOrIterableType = checkExpression(node.expression, checkMode);
return checkIteratedTypeOrElementType(arrayOrIterableType, node.expression, false, false);
}
function hasDefaultValue(node) {
return (node.kind === 184 && !!node.initializer) ||
(node.kind === 202 && node.operatorToken.kind === 58);
}
function checkArrayLiteral(node, checkMode) {
var elements = node.elements;
var elementCount = elements.length;
var hasNonEndingSpreadElement = false;
var elementTypes = [];
var inDestructuringPattern = ts.isAssignmentTarget(node);
var contextualType = getApparentTypeOfContextualType(node);
for (var index = 0; index < elementCount; index++) {
var e = elements[index];
if (inDestructuringPattern && e.kind === 206) {
var restArrayType = checkExpression(e.expression, checkMode);
var restElementType = getIndexTypeOfType(restArrayType, 1) ||
getIteratedTypeOrElementType(restArrayType, undefined, false, false, false);
if (restElementType) {
elementTypes.push(restElementType);
}
}
else {
var elementContextualType = getContextualTypeForElementExpression(contextualType, index);
var type = checkExpressionForMutableLocation(e, checkMode, elementContextualType);
elementTypes.push(type);
}
if (index < elementCount - 1 && e.kind === 206) {
hasNonEndingSpreadElement = true;
}
}
if (!hasNonEndingSpreadElement) {
var hasRestElement = elementCount > 0 && elements[elementCount - 1].kind === 206;
var minLength = elementCount - (hasRestElement ? 1 : 0);
if (inDestructuringPattern && minLength > 0) {
var type = cloneTypeReference(createTupleType(elementTypes, minLength, hasRestElement));
type.pattern = node;
return type;
}
if (contextualType && contextualTypeIsTupleLikeType(contextualType)) {
var pattern = contextualType.pattern;
if (!hasRestElement && pattern && (pattern.kind === 183 || pattern.kind === 185)) {
var patternElements = pattern.elements;
for (var i = elementCount; i < patternElements.length; i++) {
var e = patternElements[i];
if (hasDefaultValue(e)) {
elementTypes.push(contextualType.typeArguments[i]);
}
else if (i < patternElements.length - 1 || !(e.kind === 184 && e.dotDotDotToken || e.kind === 206)) {
if (e.kind !== 208) {
error(e, ts.Diagnostics.Initializer_provides_no_value_for_this_binding_element_and_the_binding_element_has_no_default_value);
}
elementTypes.push(strictNullChecks ? implicitNeverType : undefinedWideningType);
}
}
}
return createTupleType(elementTypes, minLength, hasRestElement);
}
}
return getArrayLiteralType(elementTypes, 2);
}
function getArrayLiteralType(elementTypes, unionReduction) {
if (unionReduction === void 0) { unionReduction = 1; }
return createArrayType(elementTypes.length ?
getUnionType(elementTypes, unionReduction) :
strictNullChecks ? implicitNeverType : undefinedWideningType);
}
function isNumericName(name) {
switch (name.kind) {
case 147:
return isNumericComputedName(name);
case 71:
return isNumericLiteralName(name.escapedText);
case 8:
case 9:
return isNumericLiteralName(name.text);
default:
return false;
}
}
function isNumericComputedName(name) {
return isTypeAssignableToKind(checkComputedPropertyName(name), 168);
}
function isInfinityOrNaNString(name) {
return name === "Infinity" || name === "-Infinity" || name === "NaN";
}
function isNumericLiteralName(name) {
return (+name).toString() === name;
}
function checkComputedPropertyName(node) {
var links = getNodeLinks(node.expression);
if (!links.resolvedType) {
links.resolvedType = checkExpression(node.expression);
if (links.resolvedType.flags & 24576 ||
!isTypeAssignableToKind(links.resolvedType, 68 | 168 | 3072) &&
!isTypeAssignableTo(links.resolvedType, stringNumberSymbolType)) {
error(node, ts.Diagnostics.A_computed_property_name_must_be_of_type_string_number_symbol_or_any);
}
else {
checkThatExpressionIsProperSymbolReference(node.expression, links.resolvedType, true);
}
}
return links.resolvedType;
}
function getObjectLiteralIndexInfo(propertyNodes, offset, properties, kind) {
var propTypes = [];
for (var i = 0; i < properties.length; i++) {
if (kind === 0 || isNumericName(propertyNodes[i + offset].name)) {
propTypes.push(getTypeOfSymbol(properties[i]));
}
}
var unionType = propTypes.length ? getUnionType(propTypes, 2) : undefinedType;
return createIndexInfo(unionType, false);
}
function checkObjectLiteral(node, checkMode) {
var inDestructuringPattern = ts.isAssignmentTarget(node);
checkGrammarObjectLiteralExpression(node, inDestructuringPattern);
var propertiesTable;
var propertiesArray = [];
var spread = emptyObjectType;
var propagatedFlags = 33554432;
var contextualType = getApparentTypeOfContextualType(node);
var contextualTypeHasPattern = contextualType && contextualType.pattern &&
(contextualType.pattern.kind === 182 || contextualType.pattern.kind === 186);
var isInJSFile = ts.isInJavaScriptFile(node) && !ts.isInJsonFile(node);
var isJSObjectLiteral = !contextualType && isInJSFile;
var typeFlags = 0;
var patternWithComputedProperties = false;
var hasComputedStringProperty = false;
var hasComputedNumberProperty = false;
propertiesTable = ts.createSymbolTable();
var offset = 0;
for (var i = 0; i < node.properties.length; i++) {
var memberDecl = node.properties[i];
var member = getSymbolOfNode(memberDecl);
var computedNameType = memberDecl.name && memberDecl.name.kind === 147 && !ts.isWellKnownSymbolSyntactically(memberDecl.name.expression) ?
checkComputedPropertyName(memberDecl.name) : undefined;
if (memberDecl.kind === 273 ||
memberDecl.kind === 274 ||
ts.isObjectLiteralMethod(memberDecl)) {
var type = memberDecl.kind === 273 ? checkPropertyAssignment(memberDecl, checkMode) :
memberDecl.kind === 274 ? checkExpressionForMutableLocation(memberDecl.name, checkMode) :
checkObjectLiteralMethod(memberDecl, checkMode);
if (isInJSFile) {
var jsDocType = getTypeForDeclarationFromJSDocComment(memberDecl);
if (jsDocType) {
checkTypeAssignableTo(type, jsDocType, memberDecl);
type = jsDocType;
}
}
typeFlags |= type.flags;
var nameType = computedNameType && computedNameType.flags & 2240 ?
computedNameType : undefined;
var prop = nameType ?
createSymbol(4 | member.flags, getLateBoundNameFromType(nameType), 1024) :
createSymbol(4 | member.flags, member.escapedName);
if (nameType) {
prop.nameType = nameType;
}
if (inDestructuringPattern) {
var isOptional = (memberDecl.kind === 273 && hasDefaultValue(memberDecl.initializer)) ||
(memberDecl.kind === 274 && memberDecl.objectAssignmentInitializer);
if (isOptional) {
prop.flags |= 16777216;
}
}
else if (contextualTypeHasPattern && !(ts.getObjectFlags(contextualType) & 512)) {
var impliedProp = getPropertyOfType(contextualType, member.escapedName);
if (impliedProp) {
prop.flags |= impliedProp.flags & 16777216;
}
else if (!compilerOptions.suppressExcessPropertyErrors && !getIndexInfoOfType(contextualType, 0)) {
error(memberDecl.name, ts.Diagnostics.Object_literal_may_only_specify_known_properties_and_0_does_not_exist_in_type_1, symbolToString(member), typeToString(contextualType));
}
}
prop.declarations = member.declarations;
prop.parent = member.parent;
if (member.valueDeclaration) {
prop.valueDeclaration = member.valueDeclaration;
}
prop.type = type;
prop.target = member;
member = prop;
}
else if (memberDecl.kind === 275) {
if (languageVersion < 2) {
checkExternalEmitHelpers(memberDecl, 2);
}
if (propertiesArray.length > 0) {
spread = getSpreadType(spread, createObjectLiteralType(), node.symbol, propagatedFlags, 0);
propertiesArray = [];
propertiesTable = ts.createSymbolTable();
hasComputedStringProperty = false;
hasComputedNumberProperty = false;
typeFlags = 0;
}
var type = checkExpression(memberDecl.expression);
if (!isValidSpreadType(type)) {
error(memberDecl, ts.Diagnostics.Spread_types_may_only_be_created_from_object_types);
return errorType;
}
spread = getSpreadType(spread, type, node.symbol, propagatedFlags, 0);
offset = i + 1;
continue;
}
else {
ts.Debug.assert(memberDecl.kind === 156 || memberDecl.kind === 157);
checkNodeDeferred(memberDecl);
}
if (computedNameType && !(computedNameType.flags & 2240)) {
if (isTypeAssignableTo(computedNameType, stringNumberSymbolType)) {
if (isTypeAssignableTo(computedNameType, numberType)) {
hasComputedNumberProperty = true;
}
else {
hasComputedStringProperty = true;
}
if (inDestructuringPattern) {
patternWithComputedProperties = true;
}
}
}
else {
propertiesTable.set(member.escapedName, member);
}
propertiesArray.push(member);
}
if (contextualTypeHasPattern) {
for (var _i = 0, _a = getPropertiesOfType(contextualType); _i < _a.length; _i++) {
var prop = _a[_i];
if (!propertiesTable.get(prop.escapedName) && !(spread && getPropertyOfType(spread, prop.escapedName))) {
if (!(prop.flags & 16777216)) {
error(prop.valueDeclaration || prop.bindingElement, ts.Diagnostics.Initializer_provides_no_value_for_this_binding_element_and_the_binding_element_has_no_default_value);
}
propertiesTable.set(prop.escapedName, prop);
propertiesArray.push(prop);
}
}
}
if (spread !== emptyObjectType) {
if (propertiesArray.length > 0) {
spread = getSpreadType(spread, createObjectLiteralType(), node.symbol, propagatedFlags, 0);
}
return spread;
}
return createObjectLiteralType();
function createObjectLiteralType() {
var stringIndexInfo = isJSObjectLiteral ? jsObjectLiteralIndexInfo : hasComputedStringProperty ? getObjectLiteralIndexInfo(node.properties, offset, propertiesArray, 0) : undefined;
var numberIndexInfo = hasComputedNumberProperty && !isJSObjectLiteral ? getObjectLiteralIndexInfo(node.properties, offset, propertiesArray, 1) : undefined;
var result = createAnonymousType(node.symbol, propertiesTable, ts.emptyArray, ts.emptyArray, stringIndexInfo, numberIndexInfo);
var freshObjectLiteralFlag = compilerOptions.suppressExcessPropertyErrors ? 0 : 33554432;
result.flags |= 268435456 | freshObjectLiteralFlag | (typeFlags & 939524096);
result.objectFlags |= 128;
if (patternWithComputedProperties) {
result.objectFlags |= 512;
}
if (inDestructuringPattern) {
result.pattern = node;
}
if (!(result.flags & 24576)) {
propagatedFlags |= (result.flags & 939524096);
}
return result;
}
}
function isValidSpreadType(type) {
return !!(type.flags & (3 | 16777216) ||
getFalsyFlags(type) & 29120 && isValidSpreadType(removeDefinitelyFalsyTypes(type)) ||
type.flags & 131072 && !isGenericMappedType(type) ||
type.flags & 786432 && ts.every(type.types, isValidSpreadType));
}
function checkJsxSelfClosingElementDeferred(node) {
checkJsxOpeningLikeElementOrOpeningFragment(node, 0);
}
function checkJsxSelfClosingElement(node, _checkMode) {
checkNodeDeferred(node);
return getJsxElementTypeAt(node) || anyType;
}
function checkJsxElementDeferred(node) {
checkJsxOpeningLikeElementOrOpeningFragment(node.openingElement, 0);
if (isJsxIntrinsicIdentifier(node.closingElement.tagName)) {
getIntrinsicTagSymbol(node.closingElement);
}
else {
checkExpression(node.closingElement.tagName);
}
}
function checkJsxElement(node, _checkMode) {
checkNodeDeferred(node);
return getJsxElementTypeAt(node) || anyType;
}
function checkJsxFragment(node, checkMode) {
checkJsxOpeningLikeElementOrOpeningFragment(node.openingFragment, checkMode);
if (compilerOptions.jsx === 2 && (compilerOptions.jsxFactory || ts.getSourceFileOfNode(node).pragmas.has("jsx"))) {
error(node, compilerOptions.jsxFactory
? ts.Diagnostics.JSX_fragment_is_not_supported_when_using_jsxFactory
: ts.Diagnostics.JSX_fragment_is_not_supported_when_using_an_inline_JSX_factory_pragma);
}
return getJsxElementTypeAt(node) || anyType;
}
function isUnhyphenatedJsxName(name) {
return !ts.stringContains(name, "-");
}
function isJsxIntrinsicIdentifier(tagName) {
return tagName.kind === 71 && ts.isIntrinsicJsxName(tagName.escapedText);
}
function checkJsxAttribute(node, checkMode) {
return node.initializer
? checkExpressionForMutableLocation(node.initializer, checkMode)
: trueType;
}
function createJsxAttributesTypeFromAttributesProperty(openingLikeElement, checkMode) {
var attributes = openingLikeElement.attributes;
var attributesTable = ts.createSymbolTable();
var spread = emptyObjectType;
var hasSpreadAnyType = false;
var typeToIntersect;
var explicitlySpecifyChildrenAttribute = false;
var jsxChildrenPropertyName = getJsxElementChildrenPropertyName(getJsxNamespaceAt(openingLikeElement));
for (var _i = 0, _a = attributes.properties; _i < _a.length; _i++) {
var attributeDecl = _a[_i];
var member = attributeDecl.symbol;
if (ts.isJsxAttribute(attributeDecl)) {
var exprType = checkJsxAttribute(attributeDecl, checkMode);
var attributeSymbol = createSymbol(4 | 33554432 | member.flags, member.escapedName);
attributeSymbol.declarations = member.declarations;
attributeSymbol.parent = member.parent;
if (member.valueDeclaration) {
attributeSymbol.valueDeclaration = member.valueDeclaration;
}
attributeSymbol.type = exprType;
attributeSymbol.target = member;
attributesTable.set(attributeSymbol.escapedName, attributeSymbol);
if (attributeDecl.name.escapedText === jsxChildrenPropertyName) {
explicitlySpecifyChildrenAttribute = true;
}
}
else {
ts.Debug.assert(attributeDecl.kind === 267);
if (attributesTable.size > 0) {
spread = getSpreadType(spread, createJsxAttributesType(), attributes.symbol, 0, 4096);
attributesTable = ts.createSymbolTable();
}
var exprType = checkExpressionCached(attributeDecl.expression, checkMode);
if (isTypeAny(exprType)) {
hasSpreadAnyType = true;
}
if (isValidSpreadType(exprType)) {
spread = getSpreadType(spread, exprType, openingLikeElement.symbol, 0, 4096);
}
else {
typeToIntersect = typeToIntersect ? getIntersectionType([typeToIntersect, exprType]) : exprType;
}
}
}
if (!hasSpreadAnyType) {
if (attributesTable.size > 0) {
spread = getSpreadType(spread, createJsxAttributesType(), attributes.symbol, 0, 4096);
}
}
var parent = openingLikeElement.parent.kind === 258 ? openingLikeElement.parent : undefined;
if (parent && parent.openingElement === openingLikeElement && parent.children.length > 0) {
var childrenTypes = checkJsxChildren(parent, checkMode);
if (!hasSpreadAnyType && jsxChildrenPropertyName && jsxChildrenPropertyName !== "") {
if (explicitlySpecifyChildrenAttribute) {
error(attributes, ts.Diagnostics._0_are_specified_twice_The_attribute_named_0_will_be_overwritten, ts.unescapeLeadingUnderscores(jsxChildrenPropertyName));
}
var childrenPropSymbol = createSymbol(4 | 33554432, jsxChildrenPropertyName);
childrenPropSymbol.type = childrenTypes.length === 1 ?
childrenTypes[0] :
createArrayType(getUnionType(childrenTypes));
var childPropMap = ts.createSymbolTable();
childPropMap.set(jsxChildrenPropertyName, childrenPropSymbol);
spread = getSpreadType(spread, createAnonymousType(attributes.symbol, childPropMap, ts.emptyArray, ts.emptyArray, undefined, undefined), attributes.symbol, 0, 4096);
}
}
if (hasSpreadAnyType) {
return anyType;
}
if (typeToIntersect && spread !== emptyObjectType) {
return getIntersectionType([typeToIntersect, spread]);
}
return typeToIntersect || (spread === emptyObjectType ? createJsxAttributesType() : spread);
function createJsxAttributesType() {
var result = createAnonymousType(attributes.symbol, attributesTable, ts.emptyArray, ts.emptyArray, undefined, undefined);
result.flags |= 268435456;
result.objectFlags |= 128 | 4096;
return result;
}
}
function checkJsxChildren(node, checkMode) {
var childrenTypes = [];
for (var _i = 0, _a = node.children; _i < _a.length; _i++) {
var child = _a[_i];
if (child.kind === 10) {
if (!child.containsOnlyWhiteSpaces) {
childrenTypes.push(stringType);
}
}
else {
childrenTypes.push(checkExpressionForMutableLocation(child, checkMode));
}
}
return childrenTypes;
}
function checkJsxAttributes(node, checkMode) {
return createJsxAttributesTypeFromAttributesProperty(node.parent, checkMode);
}
function getJsxType(name, location) {
var namespace = getJsxNamespaceAt(location);
var exports = namespace && getExportsOfSymbol(namespace);
var typeSymbol = exports && getSymbol(exports, name, 67901928);
return typeSymbol ? getDeclaredTypeOfSymbol(typeSymbol) : errorType;
}
function getIntrinsicTagSymbol(node) {
var links = getNodeLinks(node);
if (!links.resolvedSymbol) {
var intrinsicElementsType = getJsxType(JsxNames.IntrinsicElements, node);
if (intrinsicElementsType !== errorType) {
if (!ts.isIdentifier(node.tagName))
return ts.Debug.fail();
var intrinsicProp = getPropertyOfType(intrinsicElementsType, node.tagName.escapedText);
if (intrinsicProp) {
links.jsxFlags |= 1;
return links.resolvedSymbol = intrinsicProp;
}
var indexSignatureType = getIndexTypeOfType(intrinsicElementsType, 0);
if (indexSignatureType) {
links.jsxFlags |= 2;
return links.resolvedSymbol = intrinsicElementsType.symbol;
}
error(node, ts.Diagnostics.Property_0_does_not_exist_on_type_1, ts.idText(node.tagName), "JSX." + JsxNames.IntrinsicElements);
return links.resolvedSymbol = unknownSymbol;
}
else {
if (noImplicitAny) {
error(node, ts.Diagnostics.JSX_element_implicitly_has_type_any_because_no_interface_JSX_0_exists, ts.unescapeLeadingUnderscores(JsxNames.IntrinsicElements));
}
return links.resolvedSymbol = unknownSymbol;
}
}
return links.resolvedSymbol;
}
function instantiateJsxSignatures(node, signatures) {
var instantiatedSignatures = [];
var candidateForTypeArgumentError;
var hasTypeArgumentError = !!node.typeArguments;
for (var _i = 0, signatures_3 = signatures; _i < signatures_3.length; _i++) {
var signature = signatures_3[_i];
if (signature.typeParameters) {
var isJavascript = ts.isInJavaScriptFile(node);
var typeArgumentInstantiated = getJsxSignatureTypeArgumentInstantiation(signature, node, isJavascript, false);
if (typeArgumentInstantiated) {
hasTypeArgumentError = false;
instantiatedSignatures.push(typeArgumentInstantiated);
}
else {
if (node.typeArguments && hasCorrectTypeArgumentArity(signature, node.typeArguments)) {
candidateForTypeArgumentError = signature;
}
var inferenceContext = createInferenceContext(signature.typeParameters, signature, isJavascript ? 4 : 0);
var typeArguments = inferJsxTypeArguments(signature, node, inferenceContext);
instantiatedSignatures.push(getSignatureInstantiation(signature, typeArguments, isJavascript));
}
}
else {
instantiatedSignatures.push(signature);
}
}
if (node.typeArguments && hasTypeArgumentError) {
if (candidateForTypeArgumentError) {
checkTypeArguments(candidateForTypeArgumentError, node.typeArguments, true);
}
else if (node.typeArguments.length !== 0) {
diagnostics.add(getTypeArgumentArityError(node, signatures, node.typeArguments));
}
}
return instantiatedSignatures;
}
function getJsxSignatureTypeArgumentInstantiation(signature, node, isJavascript, reportErrors) {
if (reportErrors === void 0) { reportErrors = false; }
if (!node.typeArguments) {
return;
}
if (!hasCorrectTypeArgumentArity(signature, node.typeArguments)) {
return;
}
var args = checkTypeArguments(signature, node.typeArguments, reportErrors);
if (!args) {
return;
}
return getSignatureInstantiation(signature, args, isJavascript);
}
function getJsxNamespaceAt(location) {
var links = location && getNodeLinks(location);
if (links && links.jsxNamespace) {
return links.jsxNamespace;
}
if (!links || links.jsxNamespace !== false) {
var namespaceName = getJsxNamespace(location);
var resolvedNamespace = resolveName(location, namespaceName, 1920, undefined, namespaceName, false);
if (resolvedNamespace) {
var candidate = getSymbol(getExportsOfSymbol(resolveSymbol(resolvedNamespace)), JsxNames.JSX, 1920);
if (candidate) {
if (links) {
links.jsxNamespace = candidate;
}
return candidate;
}
if (links) {
links.jsxNamespace = false;
}
}
}
return getGlobalSymbol(JsxNames.JSX, 1920, undefined);
}
function getNameFromJsxElementAttributesContainer(nameOfAttribPropContainer, jsxNamespace) {
var jsxElementAttribPropInterfaceSym = jsxNamespace && getSymbol(jsxNamespace.exports, nameOfAttribPropContainer, 67901928);
var jsxElementAttribPropInterfaceType = jsxElementAttribPropInterfaceSym && getDeclaredTypeOfSymbol(jsxElementAttribPropInterfaceSym);
var propertiesOfJsxElementAttribPropInterface = jsxElementAttribPropInterfaceType && getPropertiesOfType(jsxElementAttribPropInterfaceType);
if (propertiesOfJsxElementAttribPropInterface) {
if (propertiesOfJsxElementAttribPropInterface.length === 0) {
return "";
}
else if (propertiesOfJsxElementAttribPropInterface.length === 1) {
return propertiesOfJsxElementAttribPropInterface[0].escapedName;
}
else if (propertiesOfJsxElementAttribPropInterface.length > 1) {
error(jsxElementAttribPropInterfaceSym.declarations[0], ts.Diagnostics.The_global_type_JSX_0_may_not_have_more_than_one_property, ts.unescapeLeadingUnderscores(nameOfAttribPropContainer));
}
}
return undefined;
}
function getJsxLibraryManagedAttributes(jsxNamespace) {
return jsxNamespace && getSymbol(jsxNamespace.exports, JsxNames.LibraryManagedAttributes, 67901928);
}
function getJsxElementPropertiesName(jsxNamespace) {
return getNameFromJsxElementAttributesContainer(JsxNames.ElementAttributesPropertyNameContainer, jsxNamespace);
}
function getJsxElementChildrenPropertyName(jsxNamespace) {
return getNameFromJsxElementAttributesContainer(JsxNames.ElementChildrenAttributeNameContainer, jsxNamespace);
}
function getApparentTypeOfJsxPropsType(propsType) {
if (!propsType) {
return undefined;
}
if (propsType.flags & 524288) {
var propsApparentType = [];
for (var _i = 0, _a = propsType.types; _i < _a.length; _i++) {
var t = _a[_i];
propsApparentType.push(getApparentType(t));
}
return getIntersectionType(propsApparentType);
}
return getApparentType(propsType);
}
function defaultTryGetJsxStatelessFunctionAttributesType(openingLikeElement, elementType, elemInstanceType, elementClassType) {
ts.Debug.assert(!(elementType.flags & 262144));
if (!elementClassType || !isTypeAssignableTo(elemInstanceType, elementClassType)) {
var jsxStatelessElementType = getJsxStatelessElementTypeAt(openingLikeElement);
if (jsxStatelessElementType) {
var callSignature = getResolvedJsxStatelessFunctionSignature(openingLikeElement, elementType, undefined);
if (callSignature !== unknownSignature) {
var callReturnType = callSignature && getReturnTypeOfSignature(callSignature);
var paramType = callReturnType && (callSignature.parameters.length === 0 ? emptyObjectType : getTypeOfSymbol(callSignature.parameters[0]));
paramType = getApparentTypeOfJsxPropsType(paramType);
if (callReturnType && isTypeAssignableTo(callReturnType, jsxStatelessElementType)) {
var intrinsicAttributes = getJsxType(JsxNames.IntrinsicAttributes, openingLikeElement);
if (intrinsicAttributes !== errorType) {
paramType = intersectTypes(intrinsicAttributes, paramType);
}
return paramType;
}
}
}
}
return undefined;
}
function tryGetAllJsxStatelessFunctionAttributesType(openingLikeElement, elementType, elemInstanceType, elementClassType) {
ts.Debug.assert(!(elementType.flags & 262144));
if (!elementClassType || !isTypeAssignableTo(elemInstanceType, elementClassType)) {
var jsxStatelessElementType = getJsxStatelessElementTypeAt(openingLikeElement);
if (jsxStatelessElementType) {
var candidatesOutArray = [];
getResolvedJsxStatelessFunctionSignature(openingLikeElement, elementType, candidatesOutArray);
var result = void 0;
var allMatchingAttributesType = void 0;
for (var _i = 0, candidatesOutArray_1 = candidatesOutArray; _i < candidatesOutArray_1.length; _i++) {
var candidate = candidatesOutArray_1[_i];
var callReturnType = getReturnTypeOfSignature(candidate);
var paramType = callReturnType && (candidate.parameters.length === 0 ? emptyObjectType : getTypeOfSymbol(candidate.parameters[0]));
paramType = getApparentTypeOfJsxPropsType(paramType);
if (callReturnType && isTypeAssignableTo(callReturnType, jsxStatelessElementType)) {
var shouldBeCandidate = true;
for (var _a = 0, _b = openingLikeElement.attributes.properties; _a < _b.length; _a++) {
var attribute = _b[_a];
if (ts.isJsxAttribute(attribute) &&
isUnhyphenatedJsxName(attribute.name.escapedText) &&
!getPropertyOfType(paramType, attribute.name.escapedText)) {
shouldBeCandidate = false;
break;
}
}
if (shouldBeCandidate) {
result = intersectTypes(result, paramType);
}
allMatchingAttributesType = intersectTypes(allMatchingAttributesType, paramType);
}
}
if (!result) {
result = allMatchingAttributesType;
}
var intrinsicAttributes = getJsxType(JsxNames.IntrinsicAttributes, openingLikeElement);
if (intrinsicAttributes !== errorType) {
result = intersectTypes(intrinsicAttributes, result);
}
return result;
}
}
return undefined;
}
function getInstantiatedJsxSignatures(openingLikeElement, elementType, reportErrors) {
var links = getNodeLinks(openingLikeElement);
if (!links.resolvedSignatures) {
links.resolvedSignatures = ts.createMap();
}
var cacheKey = "" + getTypeId(elementType);
if (links.resolvedSignatures.get(cacheKey) && links.resolvedSignatures.get(cacheKey) === resolvingSignaturesArray) {
return;
}
else if (links.resolvedSignatures.get(cacheKey)) {
return links.resolvedSignatures.get(cacheKey);
}
links.resolvedSignatures.set(cacheKey, resolvingSignaturesArray);
var signatures = getSignaturesOfType(elementType, 1);
if (signatures.length === 0) {
signatures = getSignaturesOfType(elementType, 0);
if (signatures.length === 0) {
if (reportErrors) {
error(openingLikeElement.tagName, ts.Diagnostics.JSX_element_type_0_does_not_have_any_construct_or_call_signatures, ts.getTextOfNode(openingLikeElement.tagName));
}
return;
}
}
var results = instantiateJsxSignatures(openingLikeElement, signatures);
links.resolvedSignatures.set(cacheKey, results);
return results;
}
function resolveCustomJsxElementAttributesType(openingLikeElement, shouldIncludeAllStatelessAttributesType, elementType, elementClassType) {
if (elementType.flags & 262144) {
var types = elementType.types;
return getUnionType(types.map(function (type) {
return resolveCustomJsxElementAttributesType(openingLikeElement, shouldIncludeAllStatelessAttributesType, type, elementClassType);
}), 2);
}
if (isTypeAny(elementType)) {
return elementType;
}
else if (elementType.flags & 4) {
return anyType;
}
else if (elementType.flags & 64) {
var intrinsicElementsType = getJsxType(JsxNames.IntrinsicElements, openingLikeElement);
if (intrinsicElementsType !== errorType) {
var stringLiteralTypeName = elementType.value;
var intrinsicProp = getPropertyOfType(intrinsicElementsType, ts.escapeLeadingUnderscores(stringLiteralTypeName));
if (intrinsicProp) {
return getTypeOfSymbol(intrinsicProp);
}
var indexSignatureType = getIndexTypeOfType(intrinsicElementsType, 0);
if (indexSignatureType) {
return indexSignatureType;
}
error(openingLikeElement, ts.Diagnostics.Property_0_does_not_exist_on_type_1, stringLiteralTypeName, "JSX." + JsxNames.IntrinsicElements);
}
return anyType;
}
var instantiatedSignatures = getInstantiatedJsxSignatures(openingLikeElement, elementType, true);
if (!ts.length(instantiatedSignatures)) {
return errorType;
}
var elemInstanceType = getUnionType(instantiatedSignatures.map(getReturnTypeOfSignature), 2);
var statelessAttributesType = shouldIncludeAllStatelessAttributesType ?
tryGetAllJsxStatelessFunctionAttributesType(openingLikeElement, elementType, elemInstanceType, elementClassType) :
defaultTryGetJsxStatelessFunctionAttributesType(openingLikeElement, elementType, elemInstanceType, elementClassType);
if (statelessAttributesType) {
return statelessAttributesType;
}
if (elementClassType) {
checkTypeRelatedTo(elemInstanceType, elementClassType, assignableRelation, openingLikeElement, ts.Diagnostics.JSX_element_type_0_is_not_a_constructor_function_for_JSX_elements);
}
var isJs = ts.isInJavaScriptFile(openingLikeElement);
return getUnionType(instantiatedSignatures.map(function (sig) { return getJsxPropsTypeFromClassType(sig, isJs, openingLikeElement, true); }));
}
function getIntrinsicAttributesTypeFromJsxOpeningLikeElement(node) {
ts.Debug.assert(isJsxIntrinsicIdentifier(node.tagName));
var links = getNodeLinks(node);
if (!links.resolvedJsxElementAttributesType) {
var symbol = getIntrinsicTagSymbol(node);
if (links.jsxFlags & 1) {
return links.resolvedJsxElementAttributesType = getTypeOfSymbol(symbol);
}
else if (links.jsxFlags & 2) {
return links.resolvedJsxElementAttributesType = getIndexInfoOfSymbol(symbol, 0).type;
}
else {
return links.resolvedJsxElementAttributesType = errorType;
}
}
return links.resolvedJsxElementAttributesType;
}
function getCustomJsxElementAttributesType(node, shouldIncludeAllStatelessAttributesType) {
return resolveCustomJsxElementAttributesType(node, shouldIncludeAllStatelessAttributesType, checkExpression(node.tagName), getJsxElementClassTypeAt(node));
}
function getAllAttributesTypeFromJsxOpeningLikeElement(node) {
if (isJsxIntrinsicIdentifier(node.tagName)) {
return getIntrinsicAttributesTypeFromJsxOpeningLikeElement(node);
}
else {
return getCustomJsxElementAttributesType(node, true);
}
}
function getAttributesTypeFromJsxOpeningLikeElement(node) {
if (isJsxIntrinsicIdentifier(node.tagName)) {
return getIntrinsicAttributesTypeFromJsxOpeningLikeElement(node);
}
else {
return getCustomJsxElementAttributesType(node, false);
}
}
function getJsxAttributePropertySymbol(attrib) {
var attributesType = getAttributesTypeFromJsxOpeningLikeElement(attrib.parent.parent);
var prop = getPropertyOfType(attributesType, attrib.name.escapedText);
return prop || unknownSymbol;
}
function getJsxElementClassTypeAt(location) {
var type = getJsxType(JsxNames.ElementClass, location);
if (type === errorType)
return undefined;
return type;
}
function getJsxElementTypeAt(location) {
return getJsxType(JsxNames.Element, location);
}
function getJsxStatelessElementTypeAt(location) {
var jsxElementType = getJsxElementTypeAt(location);
if (jsxElementType) {
return getUnionType([jsxElementType, nullType]);
}
}
function getJsxIntrinsicTagNamesAt(location) {
var intrinsics = getJsxType(JsxNames.IntrinsicElements, location);
return intrinsics ? getPropertiesOfType(intrinsics) : ts.emptyArray;
}
function checkJsxPreconditions(errorNode) {
if ((compilerOptions.jsx || 0) === 0) {
error(errorNode, ts.Diagnostics.Cannot_use_JSX_unless_the_jsx_flag_is_provided);
}
if (getJsxElementTypeAt(errorNode) === undefined) {
if (noImplicitAny) {
error(errorNode, ts.Diagnostics.JSX_element_implicitly_has_type_any_because_the_global_type_JSX_Element_does_not_exist);
}
}
}
function checkJsxOpeningLikeElementOrOpeningFragment(node, checkMode) {
var isNodeOpeningLikeElement = ts.isJsxOpeningLikeElement(node);
if (isNodeOpeningLikeElement) {
checkGrammarJsxElement(node);
}
checkJsxPreconditions(node);
var reactRefErr = diagnostics && compilerOptions.jsx === 2 ? ts.Diagnostics.Cannot_find_name_0 : undefined;
var reactNamespace = getJsxNamespace(node);
var reactLocation = isNodeOpeningLikeElement ? node.tagName : node;
var reactSym = resolveName(reactLocation, reactNamespace, 67216319, reactRefErr, reactNamespace, true);
if (reactSym) {
reactSym.isReferenced = 67108863;
if (reactSym.flags & 2097152 && !isConstEnumOrConstEnumOnlyModule(resolveAlias(reactSym))) {
markAliasSymbolAsReferenced(reactSym);
}
}
if (isNodeOpeningLikeElement) {
checkJsxAttributesAssignableToTagNameAttributes(node, checkMode);
}
else {
checkJsxChildren(node.parent);
}
}
function isKnownProperty(targetType, name, isComparingJsxAttributes) {
if (targetType.flags & 131072) {
var resolved = resolveStructuredTypeMembers(targetType);
if (resolved.stringIndexInfo ||
resolved.numberIndexInfo && isNumericLiteralName(name) ||
getPropertyOfObjectType(targetType, name) ||
isComparingJsxAttributes && !isUnhyphenatedJsxName(name)) {
return true;
}
}
else if (targetType.flags & 786432) {
for (var _i = 0, _a = targetType.types; _i < _a.length; _i++) {
var t = _a[_i];
if (isKnownProperty(t, name, isComparingJsxAttributes)) {
return true;
}
}
}
return false;
}
function checkJsxAttributesAssignableToTagNameAttributes(openingLikeElement, checkMode) {
var targetAttributesType = isJsxIntrinsicIdentifier(openingLikeElement.tagName) ?
getIntrinsicAttributesTypeFromJsxOpeningLikeElement(openingLikeElement) :
getCustomJsxElementAttributesType(openingLikeElement, false);
var sourceAttributesType = checkExpressionCached(openingLikeElement.attributes, checkMode);
var isSourceAttributeTypeAssignableToTarget = isTypeAssignableTo(sourceAttributesType, targetAttributesType);
if (isSourceAttributeTypeAssignableToTarget && !isTypeAny(sourceAttributesType) && !isTypeAny(targetAttributesType)) {
for (var _i = 0, _a = openingLikeElement.attributes.properties; _i < _a.length; _i++) {
var attribute = _a[_i];
if (!ts.isJsxAttribute(attribute)) {
continue;
}
var attrName = attribute.name;
var isNotIgnoredJsxProperty = (isUnhyphenatedJsxName(ts.idText(attrName)) || !!(getPropertyOfType(targetAttributesType, attrName.escapedText)));
if (isNotIgnoredJsxProperty && !isKnownProperty(targetAttributesType, attrName.escapedText, true)) {
error(attribute, ts.Diagnostics.Property_0_does_not_exist_on_type_1, ts.idText(attrName), typeToString(targetAttributesType));
break;
}
}
}
else if (!isSourceAttributeTypeAssignableToTarget) {
checkTypeAssignableToAndOptionallyElaborate(sourceAttributesType, targetAttributesType, openingLikeElement.tagName, openingLikeElement.attributes);
}
}
function checkJsxExpression(node, checkMode) {
if (node.expression) {
var type = checkExpression(node.expression, checkMode);
if (node.dotDotDotToken && type !== anyType && !isArrayType(type)) {
error(node, ts.Diagnostics.JSX_spread_child_must_be_an_array_type);
}
return type;
}
else {
return errorType;
}
}
function getDeclarationKindFromSymbol(s) {
return s.valueDeclaration ? s.valueDeclaration.kind : 152;
}
function getDeclarationNodeFlagsFromSymbol(s) {
return s.valueDeclaration ? ts.getCombinedNodeFlags(s.valueDeclaration) : 0;
}
function isPrototypeProperty(symbol) {
if (symbol.flags & 8192 || ts.getCheckFlags(symbol) & 4) {
return true;
}
if (ts.isInJavaScriptFile(symbol.valueDeclaration)) {
var parent = symbol.valueDeclaration.parent;
return parent && ts.isBinaryExpression(parent) &&
ts.getSpecialPropertyAssignmentKind(parent) === 3;
}
}
function checkPropertyAccessibility(node, left, type, prop) {
var flags = ts.getDeclarationModifierFlagsFromSymbol(prop);
var errorNode = node.kind === 187 || node.kind === 235 ?
node.name :
node.kind === 181 ?
node :
node.right;
if (ts.getCheckFlags(prop) & 256) {
error(errorNode, ts.Diagnostics.Property_0_has_conflicting_declarations_and_is_inaccessible_in_type_1, symbolToString(prop), typeToString(type));
return false;
}
if (left.kind === 97) {
if (languageVersion < 2) {
if (symbolHasNonMethodDeclaration(prop)) {
error(errorNode, ts.Diagnostics.Only_public_and_protected_methods_of_the_base_class_are_accessible_via_the_super_keyword);
return false;
}
}
if (flags & 128) {
error(errorNode, ts.Diagnostics.Abstract_method_0_in_class_1_cannot_be_accessed_via_super_expression, symbolToString(prop), typeToString(getDeclaringClass(prop)));
return false;
}
}
if ((flags & 128) && ts.isThisProperty(node) && symbolHasNonMethodDeclaration(prop)) {
var declaringClassDeclaration = ts.getClassLikeDeclarationOfSymbol(getParentOfSymbol(prop));
if (declaringClassDeclaration && isNodeWithinConstructorOfClass(node, declaringClassDeclaration)) {
error(errorNode, ts.Diagnostics.Abstract_property_0_in_class_1_cannot_be_accessed_in_the_constructor, symbolToString(prop), ts.getTextOfIdentifierOrLiteral(declaringClassDeclaration.name));
return false;
}
}
if (!(flags & 24)) {
return true;
}
if (flags & 8) {
var declaringClassDeclaration = ts.getClassLikeDeclarationOfSymbol(getParentOfSymbol(prop));
if (!isNodeWithinClass(node, declaringClassDeclaration)) {
error(errorNode, ts.Diagnostics.Property_0_is_private_and_only_accessible_within_class_1, symbolToString(prop), typeToString(getDeclaringClass(prop)));
return false;
}
return true;
}
if (left.kind === 97) {
return true;
}
var enclosingClass = forEachEnclosingClass(node, function (enclosingDeclaration) {
var enclosingClass = getDeclaredTypeOfSymbol(getSymbolOfNode(enclosingDeclaration));
return isClassDerivedFromDeclaringClasses(enclosingClass, prop) ? enclosingClass : undefined;
});
if (!enclosingClass) {
var thisParameter = void 0;
if (flags & 32 || !(thisParameter = getThisParameterFromNodeContext(node)) || !thisParameter.type) {
error(errorNode, ts.Diagnostics.Property_0_is_protected_and_only_accessible_within_class_1_and_its_subclasses, symbolToString(prop), typeToString(getDeclaringClass(prop) || type));
return false;
}
var thisType = getTypeFromTypeNode(thisParameter.type);
enclosingClass = ((thisType.flags & 65536) ? getConstraintFromTypeParameter(thisType) : thisType);
}
if (flags & 32) {
return true;
}
if (type.flags & 65536) {
type = type.isThisType ? getConstraintOfTypeParameter(type) : getBaseConstraintOfType(type);
}
if (!type || !hasBaseType(type, enclosingClass)) {
error(errorNode, ts.Diagnostics.Property_0_is_protected_and_only_accessible_through_an_instance_of_class_1, symbolToString(prop), typeToString(enclosingClass));
return false;
}
return true;
}
function getThisParameterFromNodeContext(node) {
var thisContainer = ts.getThisContainer(node, false);
return thisContainer && ts.isFunctionLike(thisContainer) ? ts.getThisParameter(thisContainer) : undefined;
}
function symbolHasNonMethodDeclaration(symbol) {
return forEachProperty(symbol, function (prop) {
var propKind = getDeclarationKindFromSymbol(prop);
return propKind !== 154 && propKind !== 153;
});
}
function checkNonNullExpression(node, nullDiagnostic, undefinedDiagnostic, nullOrUndefinedDiagnostic) {
return checkNonNullType(checkExpression(node), node, nullDiagnostic, undefinedDiagnostic, nullOrUndefinedDiagnostic);
}
function checkNonNullType(type, node, nullDiagnostic, undefinedDiagnostic, nullOrUndefinedDiagnostic) {
if (type.flags & 2) {
error(node, ts.Diagnostics.Object_is_of_type_unknown);
return errorType;
}
var kind = (strictNullChecks ? getFalsyFlags(type) : type.flags) & 24576;
if (kind) {
error(node, kind & 8192 ? kind & 16384 ?
(nullOrUndefinedDiagnostic || ts.Diagnostics.Object_is_possibly_null_or_undefined) :
(undefinedDiagnostic || ts.Diagnostics.Object_is_possibly_undefined) :
(nullDiagnostic || ts.Diagnostics.Object_is_possibly_null));
var t = getNonNullableType(type);
return t.flags & (24576 | 32768) ? errorType : t;
}
return type;
}
function checkPropertyAccessExpression(node) {
return checkPropertyAccessExpressionOrQualifiedName(node, node.expression, node.name);
}
function checkQualifiedName(node) {
return checkPropertyAccessExpressionOrQualifiedName(node, node.left, node.right);
}
function checkPropertyAccessExpressionOrQualifiedName(node, left, right) {
var propType;
var leftType = checkNonNullExpression(left);
var parentSymbol = getNodeLinks(left).resolvedSymbol;
var apparentType = getApparentType(getWidenedType(leftType));
if (isTypeAny(apparentType) || apparentType === silentNeverType) {
if (ts.isIdentifier(left) && parentSymbol) {
markAliasReferenced(parentSymbol, node);
}
return apparentType;
}
var assignmentKind = ts.getAssignmentTargetKind(node);
var prop = getPropertyOfType(apparentType, right.escapedText);
if (ts.isIdentifier(left) && parentSymbol && !(prop && isConstEnumOrConstEnumOnlyModule(prop))) {
markAliasReferenced(parentSymbol, node);
}
if (!prop) {
var indexInfo = getIndexInfoOfType(apparentType, 0);
if (!(indexInfo && indexInfo.type)) {
if (right.escapedText && !checkAndReportErrorForExtendingInterface(node)) {
reportNonexistentProperty(right, leftType.flags & 65536 && leftType.isThisType ? apparentType : leftType);
}
return errorType;
}
if (indexInfo.isReadonly && (ts.isAssignmentTarget(node) || ts.isDeleteTarget(node))) {
error(node, ts.Diagnostics.Index_signature_in_type_0_only_permits_reading, typeToString(apparentType));
}
propType = indexInfo.type;
}
else {
checkPropertyNotUsedBeforeDeclaration(prop, node, right);
markPropertyAsReferenced(prop, node, left.kind === 99);
getNodeLinks(node).resolvedSymbol = prop;
checkPropertyAccessibility(node, left, apparentType, prop);
if (assignmentKind) {
if (isReferenceToReadonlyEntity(node, prop) || isReferenceThroughNamespaceImport(node)) {
error(right, ts.Diagnostics.Cannot_assign_to_0_because_it_is_a_constant_or_a_read_only_property, ts.idText(right));
return errorType;
}
}
propType = getConstraintForLocation(getTypeOfSymbol(prop), node);
}
if (node.kind !== 187 ||
assignmentKind === 1 ||
prop && !(prop.flags & (3 | 4 | 98304)) && !(prop.flags & 8192 && propType.flags & 262144)) {
return propType;
}
var assumeUninitialized = false;
if (strictNullChecks && strictPropertyInitialization && left.kind === 99) {
var declaration = prop && prop.valueDeclaration;
if (declaration && isInstancePropertyWithoutInitializer(declaration)) {
var flowContainer = getControlFlowContainer(node);
if (flowContainer.kind === 155 && flowContainer.parent === declaration.parent) {
assumeUninitialized = true;
}
}
}
var flowType = getFlowTypeOfReference(node, propType, assumeUninitialized ? getOptionalType(propType) : propType);
if (assumeUninitialized && !(getFalsyFlags(propType) & 8192) && getFalsyFlags(flowType) & 8192) {
error(right, ts.Diagnostics.Property_0_is_used_before_being_assigned, symbolToString(prop));
return propType;
}
return assignmentKind ? getBaseTypeOfLiteralType(flowType) : flowType;
}
function checkPropertyNotUsedBeforeDeclaration(prop, node, right) {
var valueDeclaration = prop.valueDeclaration;
if (!valueDeclaration) {
return;
}
var diagnosticMessage;
var declarationName = ts.idText(right);
if (isInPropertyInitializer(node) &&
!isBlockScopedNameDeclaredBeforeUse(valueDeclaration, right)
&& !isPropertyDeclaredInAncestorClass(prop)) {
diagnosticMessage = error(right, ts.Diagnostics.Property_0_is_used_before_its_initialization, declarationName);
}
else if (valueDeclaration.kind === 238 &&
node.parent.kind !== 162 &&
!(valueDeclaration.flags & 4194304) &&
!isBlockScopedNameDeclaredBeforeUse(valueDeclaration, right)) {
diagnosticMessage = error(right, ts.Diagnostics.Class_0_used_before_its_declaration, declarationName);
}
if (diagnosticMessage) {
addRelatedInfo(diagnosticMessage, ts.createDiagnosticForNode(valueDeclaration, ts.Diagnostics._0_was_declared_here, declarationName));
}
}
function isInPropertyInitializer(node) {
return !!ts.findAncestor(node, function (node) {
switch (node.kind) {
case 152:
return true;
case 273:
return false;
default:
return ts.isExpressionNode(node) ? false : "quit";
}
});
}
function isPropertyDeclaredInAncestorClass(prop) {
if (!(prop.parent.flags & 32)) {
return false;
}
var classType = getTypeOfSymbol(prop.parent);
while (true) {
classType = classType.symbol && getSuperClass(classType);
if (!classType) {
return false;
}
var superProperty = getPropertyOfType(classType, prop.escapedName);
if (superProperty && superProperty.valueDeclaration) {
return true;
}
}
}
function getSuperClass(classType) {
var x = getBaseTypes(classType);
if (x.length === 0) {
return undefined;
}
return getIntersectionType(x);
}
function reportNonexistentProperty(propNode, containingType) {
var errorInfo;
if (containingType.flags & 262144 && !(containingType.flags & 32764)) {
for (var _i = 0, _a = containingType.types; _i < _a.length; _i++) {
var subtype = _a[_i];
if (!getPropertyOfType(subtype, propNode.escapedText)) {
errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Property_0_does_not_exist_on_type_1, ts.declarationNameToString(propNode), typeToString(subtype));
break;
}
}
}
var promisedType = getPromisedTypeOfPromise(containingType);
if (promisedType && getPropertyOfType(promisedType, propNode.escapedText)) {
errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Property_0_does_not_exist_on_type_1_Did_you_forget_to_use_await, ts.declarationNameToString(propNode), typeToString(containingType));
}
else {
var suggestion = getSuggestionForNonexistentProperty(propNode, containingType);
if (suggestion !== undefined) {
errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Property_0_does_not_exist_on_type_1_Did_you_mean_2, ts.declarationNameToString(propNode), typeToString(containingType), suggestion);
}
else {
var suggestion_1 = getSuggestionForNonexistentProperty(propNode, containingType);
if (suggestion_1 !== undefined) {
errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Property_0_does_not_exist_on_type_1_Did_you_mean_2, ts.declarationNameToString(propNode), typeToString(containingType), suggestion_1);
}
else {
errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Property_0_does_not_exist_on_type_1, ts.declarationNameToString(propNode), typeToString(containingType));
}
}
}
diagnostics.add(ts.createDiagnosticForNodeFromMessageChain(propNode, errorInfo));
}
function getSuggestionForNonexistentProperty(name, containingType) {
var suggestion = getSpellingSuggestionForName(ts.isString(name) ? name : ts.idText(name), getPropertiesOfType(containingType), 67216319);
return suggestion && ts.symbolName(suggestion);
}
function getSuggestionForNonexistentSymbol(location, outerName, meaning) {
ts.Debug.assert(outerName !== undefined, "outername should always be defined");
var result = resolveNameHelper(location, outerName, meaning, undefined, outerName, false, false, function (symbols, name, meaning) {
ts.Debug.assertEqual(outerName, name, "name should equal outerName");
var symbol = getSymbol(symbols, name, meaning);
return symbol || getSpellingSuggestionForName(ts.unescapeLeadingUnderscores(name), ts.arrayFrom(symbols.values()), meaning);
});
return result && ts.symbolName(result);
}
function getSuggestionForNonexistentModule(name, targetModule) {
var suggestion = targetModule.exports && getSpellingSuggestionForName(ts.idText(name), getExportsOfModuleAsArray(targetModule), 2623475);
return suggestion && ts.symbolName(suggestion);
}
function getSpellingSuggestionForName(name, symbols, meaning) {
return ts.getSpellingSuggestion(name, symbols, getCandidateName);
function getCandidateName(candidate) {
var candidateName = ts.symbolName(candidate);
return !ts.startsWith(candidateName, "\"") && candidate.flags & meaning ? candidateName : undefined;
}
}
function markPropertyAsReferenced(prop, nodeForCheckWriteOnly, isThisAccess) {
if (!prop || !(prop.flags & 106500) || !prop.valueDeclaration || !ts.hasModifier(prop.valueDeclaration, 8)) {
return;
}
if (nodeForCheckWriteOnly && ts.isWriteOnlyAccess(nodeForCheckWriteOnly) && !(prop.flags & 65536 && !(prop.flags & 32768))) {
return;
}
if (isThisAccess) {
var containingMethod = ts.findAncestor(nodeForCheckWriteOnly, ts.isFunctionLikeDeclaration);
if (containingMethod && containingMethod.symbol === prop) {
return;
}
}
(ts.getCheckFlags(prop) & 1 ? getSymbolLinks(prop).target : prop).isReferenced = 67108863;
}
function isValidPropertyAccess(node, propertyName) {
switch (node.kind) {
case 187:
return isValidPropertyAccessWithType(node, node.expression, propertyName, getWidenedType(checkExpression(node.expression)));
case 146:
return isValidPropertyAccessWithType(node, node.left, propertyName, getWidenedType(checkExpression(node.left)));
case 181:
return isValidPropertyAccessWithType(node, node, propertyName, getTypeFromTypeNode(node));
}
}
function isValidPropertyAccessForCompletions(node, type, property) {
return isValidPropertyAccessWithType(node, node.kind === 181 ? node : node.expression, property.escapedName, type)
&& (!(property.flags & 8192) || isValidMethodAccess(property, type));
}
function isValidMethodAccess(method, actualThisType) {
var propType = getTypeOfPropertyOfType(actualThisType, method.escapedName);
var signatures = getSignaturesOfType(getNonNullableType(propType), 0);
ts.Debug.assert(signatures.length !== 0);
return signatures.some(function (sig) {
var signatureThisType = getThisTypeOfSignature(sig);
return !signatureThisType || isTypeAssignableTo(actualThisType, getInstantiatedSignatureThisType(sig, signatureThisType, actualThisType));
});
}
function getInstantiatedSignatureThisType(sig, signatureThisType, actualThisType) {
if (!sig.typeParameters) {
return signatureThisType;
}
var context = createInferenceContext(sig.typeParameters, sig, 0);
inferTypes(context.inferences, actualThisType, signatureThisType);
return instantiateType(signatureThisType, createSignatureTypeMapper(sig, getInferredTypes(context)));
}
function isValidPropertyAccessWithType(node, left, propertyName, type) {
if (type === errorType || isTypeAny(type)) {
return true;
}
var prop = getPropertyOfType(type, propertyName);
return prop ? checkPropertyAccessibility(node, left, type, prop)
: ts.isInJavaScriptFile(node) && (type.flags & 262144) !== 0 && type.types.some(function (elementType) { return isValidPropertyAccessWithType(node, left, propertyName, elementType); });
}
function getForInVariableSymbol(node) {
var initializer = node.initializer;
if (initializer.kind === 236) {
var variable = initializer.declarations[0];
if (variable && !ts.isBindingPattern(variable.name)) {
return getSymbolOfNode(variable);
}
}
else if (initializer.kind === 71) {
return getResolvedSymbol(initializer);
}
return undefined;
}
function hasNumericPropertyNames(type) {
return getIndexTypeOfType(type, 1) && !getIndexTypeOfType(type, 0);
}
function isForInVariableForNumericPropertyNames(expr) {
var e = ts.skipParentheses(expr);
if (e.kind === 71) {
var symbol = getResolvedSymbol(e);
if (symbol.flags & 3) {
var child = expr;
var node = expr.parent;
while (node) {
if (node.kind === 224 &&
child === node.statement &&
getForInVariableSymbol(node) === symbol &&
hasNumericPropertyNames(getTypeOfExpression(node.expression))) {
return true;
}
child = node;
node = node.parent;
}
}
}
return false;
}
function checkIndexedAccess(node) {
var objectType = checkNonNullExpression(node.expression);
var indexExpression = node.argumentExpression;
if (!indexExpression) {
var sourceFile = ts.getSourceFileOfNode(node);
if (node.parent.kind === 190 && node.parent.expression === node) {
var start = ts.skipTrivia(sourceFile.text, node.expression.end);
var end = node.end;
grammarErrorAtPos(sourceFile, start, end - start, ts.Diagnostics.new_T_cannot_be_used_to_create_an_array_Use_new_Array_T_instead);
}
else {
var start = node.end - "]".length;
var end = node.end;
grammarErrorAtPos(sourceFile, start, end - start, ts.Diagnostics.Expression_expected);
}
return errorType;
}
var indexType = isForInVariableForNumericPropertyNames(indexExpression) ? numberType : checkExpression(indexExpression);
if (objectType === errorType || objectType === silentNeverType) {
return objectType;
}
if (isConstEnumObjectType(objectType) && indexExpression.kind !== 9) {
error(indexExpression, ts.Diagnostics.A_const_enum_member_can_only_be_accessed_using_a_string_literal);
return errorType;
}
return checkIndexedAccessIndexType(getIndexedAccessType(objectType, indexType, node), node);
}
function checkThatExpressionIsProperSymbolReference(expression, expressionType, reportError) {
if (expressionType === errorType) {
return false;
}
if (!ts.isWellKnownSymbolSyntactically(expression)) {
return false;
}
if ((expressionType.flags & 3072) === 0) {
if (reportError) {
error(expression, ts.Diagnostics.A_computed_property_name_of_the_form_0_must_be_of_type_symbol, ts.getTextOfNode(expression));
}
return false;
}
var leftHandSide = expression.expression;
var leftHandSideSymbol = getResolvedSymbol(leftHandSide);
if (!leftHandSideSymbol) {
return false;
}
var globalESSymbol = getGlobalESSymbolConstructorSymbol(true);
if (!globalESSymbol) {
return false;
}
if (leftHandSideSymbol !== globalESSymbol) {
if (reportError) {
error(leftHandSide, ts.Diagnostics.Symbol_reference_does_not_refer_to_the_global_Symbol_constructor_object);
}
return false;
}
return true;
}
function callLikeExpressionMayHaveTypeArguments(node) {
return ts.isCallOrNewExpression(node);
}
function resolveUntypedCall(node) {
if (callLikeExpressionMayHaveTypeArguments(node)) {
ts.forEach(node.typeArguments, checkSourceElement);
}
if (node.kind === 191) {
checkExpression(node.template);
}
else if (node.kind !== 150) {
ts.forEach(node.arguments, function (argument) {
checkExpression(argument);
});
}
return anySignature;
}
function resolveErrorCall(node) {
resolveUntypedCall(node);
return unknownSignature;
}
function reorderCandidates(signatures, result) {
var lastParent;
var lastSymbol;
var cutoffIndex = 0;
var index;
var specializedIndex = -1;
var spliceIndex;
ts.Debug.assert(!result.length);
for (var _i = 0, signatures_4 = signatures; _i < signatures_4.length; _i++) {
var signature = signatures_4[_i];
var symbol = signature.declaration && getSymbolOfNode(signature.declaration);
var parent = signature.declaration && signature.declaration.parent;
if (!lastSymbol || symbol === lastSymbol) {
if (lastParent && parent === lastParent) {
index = index + 1;
}
else {
lastParent = parent;
index = cutoffIndex;
}
}
else {
index = cutoffIndex = result.length;
lastParent = parent;
}
lastSymbol = symbol;
if (signature.hasLiteralTypes) {
specializedIndex++;
spliceIndex = specializedIndex;
cutoffIndex++;
}
else {
spliceIndex = index;
}
result.splice(spliceIndex, 0, signature);
}
}
function isSpreadArgument(arg) {
return !!arg && (arg.kind === 206 || arg.kind === 213 && arg.isSpread);
}
function getSpreadArgumentIndex(args) {
return ts.findIndex(args, isSpreadArgument);
}
function hasCorrectArity(node, args, signature, signatureHelpTrailingComma) {
if (signatureHelpTrailingComma === void 0) { signatureHelpTrailingComma = false; }
var argCount;
var typeArguments;
var callIsIncomplete = false;
var spreadArgIndex = -1;
if (ts.isJsxOpeningLikeElement(node)) {
return true;
}
if (node.kind === 191) {
argCount = args.length;
typeArguments = node.typeArguments;
if (node.template.kind === 204) {
var lastSpan = ts.last(node.template.templateSpans);
callIsIncomplete = ts.nodeIsMissing(lastSpan.literal) || !!lastSpan.literal.isUnterminated;
}
else {
var templateLiteral = node.template;
ts.Debug.assert(templateLiteral.kind === 13);
callIsIncomplete = !!templateLiteral.isUnterminated;
}
}
else if (node.kind === 150) {
typeArguments = undefined;
argCount = getEffectiveArgumentCount(node, undefined, signature);
}
else {
if (!node.arguments) {
ts.Debug.assert(node.kind === 190);
return getMinArgumentCount(signature) === 0;
}
argCount = signatureHelpTrailingComma ? args.length + 1 : args.length;
callIsIncomplete = node.arguments.end === node.end;
typeArguments = node.typeArguments;
spreadArgIndex = getSpreadArgumentIndex(args);
}
if (!hasCorrectTypeArgumentArity(signature, typeArguments)) {
return false;
}
if (spreadArgIndex >= 0) {
return spreadArgIndex >= getMinArgumentCount(signature) && (hasEffectiveRestParameter(signature) || spreadArgIndex < getParameterCount(signature));
}
if (!hasEffectiveRestParameter(signature) && argCount > getParameterCount(signature)) {
return false;
}
var hasEnoughArguments = argCount >= getMinArgumentCount(signature);
return callIsIncomplete || hasEnoughArguments;
}
function hasCorrectTypeArgumentArity(signature, typeArguments) {
var numTypeParameters = ts.length(signature.typeParameters);
var minTypeArgumentCount = getMinTypeArgumentCount(signature.typeParameters);
return !typeArguments ||
(typeArguments.length >= minTypeArgumentCount && typeArguments.length <= numTypeParameters);
}
function getSingleCallSignature(type) {
if (type.flags & 131072) {
var resolved = resolveStructuredTypeMembers(type);
if (resolved.callSignatures.length === 1 && resolved.constructSignatures.length === 0 &&
resolved.properties.length === 0 && !resolved.stringIndexInfo && !resolved.numberIndexInfo) {
return resolved.callSignatures[0];
}
}
return undefined;
}
function instantiateSignatureInContextOf(signature, contextualSignature, contextualMapper, compareTypes) {
var context = createInferenceContext(signature.typeParameters, signature, 1, compareTypes);
var sourceSignature = contextualMapper ? instantiateSignature(contextualSignature, contextualMapper) : contextualSignature;
forEachMatchingParameterType(sourceSignature, signature, function (source, target) {
inferTypes(context.inferences, source, target);
});
if (!contextualMapper) {
inferTypes(context.inferences, getReturnTypeOfSignature(contextualSignature), getReturnTypeOfSignature(signature), 8);
}
return getSignatureInstantiation(signature, getInferredTypes(context), ts.isInJavaScriptFile(contextualSignature.declaration));
}
function inferJsxTypeArguments(signature, node, context) {
var skipContextParamType = getTypeAtPosition(signature, 0);
var checkAttrTypeSkipContextSensitive = checkExpressionWithContextualType(node.attributes, skipContextParamType, identityMapper);
inferTypes(context.inferences, checkAttrTypeSkipContextSensitive, skipContextParamType);
var paramType = getTypeAtPosition(signature, 0);
var checkAttrType = checkExpressionWithContextualType(node.attributes, paramType, context);
inferTypes(context.inferences, checkAttrType, paramType);
return getInferredTypes(context);
}
function inferTypeArguments(node, signature, args, excludeArgument, context) {
for (var _i = 0, _a = context.inferences; _i < _a.length; _i++) {
var inference = _a[_i];
if (!inference.isFixed) {
inference.inferredType = undefined;
}
}
if (node.kind !== 150) {
var contextualType = getContextualType(node);
if (contextualType) {
var instantiatedType = instantiateType(contextualType, cloneTypeMapper(getContextualMapper(node)));
var contextualSignature = getSingleCallSignature(instantiatedType);
var inferenceSourceType = contextualSignature && contextualSignature.typeParameters ?
getOrCreateTypeFromSignature(getSignatureInstantiationWithoutFillingInTypeArguments(contextualSignature, contextualSignature.typeParameters)) :
instantiatedType;
var inferenceTargetType = getReturnTypeOfSignature(signature);
inferTypes(context.inferences, inferenceSourceType, inferenceTargetType, 8);
}
}
var thisType = getThisTypeOfSignature(signature);
if (thisType) {
var thisArgumentNode = getThisArgumentOfCall(node);
var thisArgumentType = thisArgumentNode ? checkExpression(thisArgumentNode) : voidType;
inferTypes(context.inferences, thisArgumentType, thisType);
}
var effectiveArgCount = getEffectiveArgumentCount(node, args, signature);
var restTypeParameter = getRestTypeParameter(signature);
var argCount = restTypeParameter ? Math.min(getParameterCount(signature) - 1, effectiveArgCount) : effectiveArgCount;
for (var i = 0; i < argCount; i++) {
var arg = getEffectiveArgument(node, args, i);
if (arg === undefined || arg.kind !== 208) {
var paramType = getTypeAtPosition(signature, i);
var argType = getEffectiveArgumentType(node, i);
if (argType === undefined) {
var mapper = excludeArgument && excludeArgument[i] !== undefined ? identityMapper : context;
argType = checkExpressionWithContextualType(arg, paramType, mapper);
}
inferTypes(context.inferences, argType, paramType);
}
}
if (restTypeParameter) {
var spreadType = getSpreadArgumentType(node, args, argCount, effectiveArgCount, restTypeParameter, context);
inferTypes(context.inferences, spreadType, restTypeParameter);
}
if (excludeArgument) {
for (var i = 0; i < argCount; i++) {
if (excludeArgument[i] === false) {
var arg = args[i];
var paramType = getTypeAtPosition(signature, i);
inferTypes(context.inferences, checkExpressionWithContextualType(arg, paramType, context), paramType);
}
}
}
return getInferredTypes(context);
}
function getSpreadArgumentType(node, args, index, argCount, restType, context) {
if (index >= argCount - 1) {
var arg = getEffectiveArgument(node, args, argCount - 1);
if (isSpreadArgument(arg)) {
return arg.kind === 213 ?
createArrayType(arg.type) :
checkExpressionWithContextualType(arg.expression, restType, context);
}
}
var contextualType = getIndexTypeOfType(restType, 1) || anyType;
var hasPrimitiveContextualType = maybeTypeOfKind(contextualType, 32764 | 1048576);
var types = [];
var spreadIndex = -1;
for (var i = index; i < argCount; i++) {
var argType = getEffectiveArgumentType(node, i);
if (!argType) {
argType = checkExpressionWithContextualType(args[i], contextualType, context);
if (spreadIndex < 0 && isSpreadArgument(args[i])) {
spreadIndex = i - index;
}
}
types.push(hasPrimitiveContextualType ? getRegularTypeOfLiteralType(argType) : getWidenedLiteralType(argType));
}
return spreadIndex < 0 ?
createTupleType(types) :
createTupleType(ts.append(types.slice(0, spreadIndex), getUnionType(types.slice(spreadIndex))), spreadIndex, true);
}
function checkTypeArguments(signature, typeArgumentNodes, reportErrors, headMessage) {
var isJavascript = ts.isInJavaScriptFile(signature.declaration);
var typeParameters = signature.typeParameters;
var typeArgumentTypes = fillMissingTypeArguments(ts.map(typeArgumentNodes, getTypeFromTypeNode), typeParameters, getMinTypeArgumentCount(typeParameters), isJavascript);
var mapper;
for (var i = 0; i < typeArgumentNodes.length; i++) {
ts.Debug.assert(typeParameters[i] !== undefined, "Should not call checkTypeArguments with too many type arguments");
var constraint = getConstraintOfTypeParameter(typeParameters[i]);
if (!constraint)
continue;
var errorInfo = reportErrors && headMessage ? (function () { return ts.chainDiagnosticMessages(undefined, ts.Diagnostics.Type_0_does_not_satisfy_the_constraint_1); }) : undefined;
var typeArgumentHeadMessage = headMessage || ts.Diagnostics.Type_0_does_not_satisfy_the_constraint_1;
if (!mapper) {
mapper = createTypeMapper(typeParameters, typeArgumentTypes);
}
var typeArgument = typeArgumentTypes[i];
if (!checkTypeAssignableTo(typeArgument, getTypeWithThisArgument(instantiateType(constraint, mapper), typeArgument), reportErrors ? typeArgumentNodes[i] : undefined, typeArgumentHeadMessage, errorInfo)) {
return false;
}
}
return typeArgumentTypes;
}
function checkApplicableSignatureForJsxOpeningLikeElement(node, signature, relation) {
var callIsIncomplete = node.attributes.end === node.end;
if (callIsIncomplete) {
return true;
}
var headMessage = ts.Diagnostics.Argument_of_type_0_is_not_assignable_to_parameter_of_type_1;
var paramType = getTypeAtPosition(signature, 0);
var attributesType = checkExpressionWithContextualType(node.attributes, paramType, undefined);
var argProperties = getPropertiesOfType(attributesType);
for (var _i = 0, argProperties_1 = argProperties; _i < argProperties_1.length; _i++) {
var arg = argProperties_1[_i];
if (!getPropertyOfType(paramType, arg.escapedName) && isUnhyphenatedJsxName(arg.escapedName)) {
return false;
}
}
return checkTypeRelatedTo(attributesType, paramType, relation, undefined, headMessage);
}
function checkApplicableSignature(node, args, signature, relation, excludeArgument, reportErrors) {
if (ts.isJsxOpeningLikeElement(node)) {
return checkApplicableSignatureForJsxOpeningLikeElement(node, signature, relation);
}
var thisType = getThisTypeOfSignature(signature);
if (thisType && thisType !== voidType && node.kind !== 190) {
var thisArgumentNode = getThisArgumentOfCall(node);
var thisArgumentType = thisArgumentNode ? checkExpression(thisArgumentNode) : voidType;
var errorNode = reportErrors ? (thisArgumentNode || node) : undefined;
var headMessage_1 = ts.Diagnostics.The_this_context_of_type_0_is_not_assignable_to_method_s_this_of_type_1;
if (!checkTypeRelatedTo(thisArgumentType, thisType, relation, errorNode, headMessage_1)) {
return false;
}
}
var headMessage = ts.Diagnostics.Argument_of_type_0_is_not_assignable_to_parameter_of_type_1;
var argCount = getEffectiveArgumentCount(node, args, signature);
var restIndex = signature.hasRestParameter ? signature.parameters.length - 1 : -1;
var restType = restIndex >= 0 ? getTypeOfSymbol(signature.parameters[restIndex]) : anyType;
for (var i = 0; i < argCount; i++) {
var arg = getEffectiveArgument(node, args, i);
if (arg === undefined || arg.kind !== 208) {
if (i === restIndex && (restType.flags & 65536 || isSpreadArgument(arg) && !isArrayType(restType))) {
var spreadType = getSpreadArgumentType(node, args, i, argCount, restType, undefined);
return checkTypeRelatedTo(spreadType, restType, relation, arg, headMessage);
}
else {
var paramType = getTypeAtPosition(signature, i);
var argType = getEffectiveArgumentType(node, i) ||
checkExpressionWithContextualType(arg, paramType, excludeArgument && excludeArgument[i] ? identityMapper : undefined);
var checkArgType = excludeArgument ? getRegularTypeOfObjectLiteral(argType) : argType;
var errorNode = reportErrors ? getEffectiveArgumentErrorNode(node, i, arg) : undefined;
if (!checkTypeRelatedTo(checkArgType, paramType, relation, errorNode, headMessage)) {
return false;
}
}
}
}
return true;
}
function getThisArgumentOfCall(node) {
if (node.kind === 189) {
var callee = ts.skipOuterExpressions(node.expression);
if (callee.kind === 187 || callee.kind === 188) {
return callee.expression;
}
}
}
function getEffectiveCallArguments(node) {
if (node.kind === 191) {
var template = node.template;
var args_4 = [undefined];
if (template.kind === 204) {
ts.forEach(template.templateSpans, function (span) {
args_4.push(span.expression);
});
}
return args_4;
}
else if (node.kind === 150) {
return undefined;
}
else if (ts.isJsxOpeningLikeElement(node)) {
return node.attributes.properties.length > 0 ? [node.attributes] : ts.emptyArray;
}
else {
var args = node.arguments || ts.emptyArray;
var length_4 = args.length;
if (length_4 && isSpreadArgument(args[length_4 - 1]) && getSpreadArgumentIndex(args) === length_4 - 1) {
var spreadArgument_1 = args[length_4 - 1];
var type = checkExpressionCached(spreadArgument_1.expression);
if (isTupleType(type)) {
var typeArguments = type.typeArguments || ts.emptyArray;
var restIndex_2 = type.target.hasRestElement ? typeArguments.length - 1 : -1;
var syntheticArgs = ts.map(typeArguments, function (t, i) {
var arg = ts.createNode(213, spreadArgument_1.pos, spreadArgument_1.end);
arg.parent = spreadArgument_1;
arg.type = t;
arg.isSpread = i === restIndex_2;
return arg;
});
return ts.concatenate(args.slice(0, length_4 - 1), syntheticArgs);
}
}
return args;
}
}
function getEffectiveArgumentCount(node, args, signature) {
if (node.kind === 150) {
switch (node.parent.kind) {
case 238:
case 207:
return 1;
case 152:
return 2;
case 154:
case 156:
case 157:
if (languageVersion === 0) {
return 2;
}
return signature.parameters.length >= 3 ? 3 : 2;
case 149:
return 3;
default:
return ts.Debug.fail();
}
}
else {
return args.length;
}
}
function getEffectiveDecoratorFirstArgumentType(node) {
if (node.kind === 238) {
var classSymbol = getSymbolOfNode(node);
return getTypeOfSymbol(classSymbol);
}
if (node.kind === 149) {
node = node.parent;
if (node.kind === 155) {
var classSymbol = getSymbolOfNode(node);
return getTypeOfSymbol(classSymbol);
}
}
if (node.kind === 152 ||
node.kind === 154 ||
node.kind === 156 ||
node.kind === 157) {
return getParentTypeOfClassElement(node);
}
ts.Debug.fail("Unsupported decorator target.");
return errorType;
}
function getEffectiveDecoratorSecondArgumentType(node) {
if (node.kind === 238) {
ts.Debug.fail("Class decorators should not have a second synthetic argument.");
return errorType;
}
if (node.kind === 149) {
node = node.parent;
if (node.kind === 155) {
return anyType;
}
}
if (node.kind === 152 ||
node.kind === 154 ||
node.kind === 156 ||
node.kind === 157) {
var element = node;
var name = element.name;
switch (name.kind) {
case 71:
return getLiteralType(ts.idText(name));
case 8:
case 9:
return getLiteralType(name.text);
case 147:
var nameType = checkComputedPropertyName(name);
if (isTypeAssignableToKind(nameType, 3072)) {
return nameType;
}
else {
return stringType;
}
default:
ts.Debug.fail("Unsupported property name.");
return errorType;
}
}
ts.Debug.fail("Unsupported decorator target.");
return errorType;
}
function getEffectiveDecoratorThirdArgumentType(node) {
if (node.kind === 238) {
ts.Debug.fail("Class decorators should not have a third synthetic argument.");
return errorType;
}
if (node.kind === 149) {
return numberType;
}
if (node.kind === 152) {
ts.Debug.fail("Property decorators should not have a third synthetic argument.");
return errorType;
}
if (node.kind === 154 ||
node.kind === 156 ||
node.kind === 157) {
var propertyType = getTypeOfNode(node);
return createTypedPropertyDescriptorType(propertyType);
}
ts.Debug.fail("Unsupported decorator target.");
return errorType;
}
function getEffectiveDecoratorArgumentType(node, argIndex) {
if (argIndex === 0) {
return getEffectiveDecoratorFirstArgumentType(node.parent);
}
else if (argIndex === 1) {
return getEffectiveDecoratorSecondArgumentType(node.parent);
}
else if (argIndex === 2) {
return getEffectiveDecoratorThirdArgumentType(node.parent);
}
ts.Debug.fail("Decorators should not have a fourth synthetic argument.");
return errorType;
}
function getEffectiveArgumentType(node, argIndex) {
if (node.kind === 150) {
return getEffectiveDecoratorArgumentType(node, argIndex);
}
else if (argIndex === 0 && node.kind === 191) {
return getGlobalTemplateStringsArrayType();
}
return undefined;
}
function getEffectiveArgument(node, args, argIndex) {
if (node.kind === 150 ||
(argIndex === 0 && node.kind === 191)) {
return undefined;
}
return args[argIndex];
}
function getEffectiveArgumentErrorNode(node, argIndex, arg) {
if (node.kind === 150) {
return node.expression;
}
else if (argIndex === 0 && node.kind === 191) {
return node.template;
}
else {
return arg;
}
}
function getTypeArgumentArityError(node, signatures, typeArguments) {
var min = Infinity;
var max = -Infinity;
for (var _i = 0, signatures_5 = signatures; _i < signatures_5.length; _i++) {
var sig = signatures_5[_i];
min = Math.min(min, getMinTypeArgumentCount(sig.typeParameters));
max = Math.max(max, ts.length(sig.typeParameters));
}
var paramCount = min === max ? min : min + "-" + max;
return ts.createDiagnosticForNodeArray(ts.getSourceFileOfNode(node), typeArguments, ts.Diagnostics.Expected_0_type_arguments_but_got_1, paramCount, typeArguments.length);
}
function resolveCall(node, signatures, candidatesOutArray, fallbackError) {
var isTaggedTemplate = node.kind === 191;
var isDecorator = node.kind === 150;
var isJsxOpeningOrSelfClosingElement = ts.isJsxOpeningLikeElement(node);
var typeArguments;
if (!isDecorator) {
typeArguments = node.typeArguments;
if (isTaggedTemplate || isJsxOpeningOrSelfClosingElement || node.expression.kind !== 97) {
ts.forEach(typeArguments, checkSourceElement);
}
}
var candidates = candidatesOutArray || [];
reorderCandidates(signatures, candidates);
if (!candidates.length) {
diagnostics.add(ts.createDiagnosticForNode(node, ts.Diagnostics.Call_target_does_not_contain_any_signatures));
return resolveErrorCall(node);
}
var args = getEffectiveCallArguments(node);
var isSingleNonGenericCandidate = candidates.length === 1 && !candidates[0].typeParameters;
var excludeArgument;
var excludeCount = 0;
if (!isDecorator && !isSingleNonGenericCandidate) {
for (var i = isTaggedTemplate ? 1 : 0; i < args.length; i++) {
if (isContextSensitive(args[i])) {
if (!excludeArgument) {
excludeArgument = new Array(args.length);
}
excludeArgument[i] = true;
excludeCount++;
}
}
}
var candidateForArgumentError;
var candidateForTypeArgumentError;
var result;
var signatureHelpTrailingComma = candidatesOutArray && node.kind === 189 && node.arguments.hasTrailingComma;
if (candidates.length > 1) {
result = chooseOverload(candidates, subtypeRelation, signatureHelpTrailingComma);
}
if (!result) {
result = chooseOverload(candidates, assignableRelation, signatureHelpTrailingComma);
}
if (result) {
return result;
}
if (candidateForArgumentError) {
if (isJsxOpeningOrSelfClosingElement) {
return candidateForArgumentError;
}
checkApplicableSignature(node, args, candidateForArgumentError, assignableRelation, undefined, true);
}
else if (candidateForTypeArgumentError) {
checkTypeArguments(candidateForTypeArgumentError, node.typeArguments, true, fallbackError);
}
else if (typeArguments && ts.every(signatures, function (sig) { return ts.length(sig.typeParameters) !== typeArguments.length; })) {
diagnostics.add(getTypeArgumentArityError(node, signatures, typeArguments));
}
else if (args) {
var min_1 = Number.POSITIVE_INFINITY;
var max = Number.NEGATIVE_INFINITY;
for (var _i = 0, signatures_6 = signatures; _i < signatures_6.length; _i++) {
var sig = signatures_6[_i];
min_1 = Math.min(min_1, getMinArgumentCount(sig));
max = Math.max(max, getParameterCount(sig));
}
var hasRestParameter_1 = ts.some(signatures, hasEffectiveRestParameter);
var hasSpreadArgument = getSpreadArgumentIndex(args) > -1;
var paramCount = hasRestParameter_1 ? min_1 :
min_1 < max ? min_1 + "-" + max :
min_1;
var argCount = args.length;
if (argCount <= max && hasSpreadArgument) {
argCount--;
}
var error_1 = hasRestParameter_1 && hasSpreadArgument ? ts.Diagnostics.Expected_at_least_0_arguments_but_got_1_or_more :
hasRestParameter_1 ? ts.Diagnostics.Expected_at_least_0_arguments_but_got_1 :
hasSpreadArgument ? ts.Diagnostics.Expected_0_arguments_but_got_1_or_more :
ts.Diagnostics.Expected_0_arguments_but_got_1;
diagnostics.add(ts.createDiagnosticForNode(node, error_1, paramCount, argCount));
}
else if (fallbackError) {
diagnostics.add(ts.createDiagnosticForNode(node, fallbackError));
}
if (!produceDiagnostics) {
ts.Debug.assert(candidates.length > 0);
var bestIndex = getLongestCandidateIndex(candidates, apparentArgumentCount === undefined ? args.length : apparentArgumentCount);
var candidate = candidates[bestIndex];
var typeParameters = candidate.typeParameters;
if (typeParameters && callLikeExpressionMayHaveTypeArguments(node) && node.typeArguments) {
var typeArguments_1 = node.typeArguments.map(getTypeOfNode);
while (typeArguments_1.length > typeParameters.length) {
typeArguments_1.pop();
}
while (typeArguments_1.length < typeParameters.length) {
typeArguments_1.push(getDefaultTypeArgumentType(ts.isInJavaScriptFile(node)));
}
var instantiated = createSignatureInstantiation(candidate, typeArguments_1);
candidates[bestIndex] = instantiated;
return instantiated;
}
return candidate;
}
return resolveErrorCall(node);
function chooseOverload(candidates, relation, signatureHelpTrailingComma) {
if (signatureHelpTrailingComma === void 0) { signatureHelpTrailingComma = false; }
candidateForArgumentError = undefined;
candidateForTypeArgumentError = undefined;
if (isSingleNonGenericCandidate) {
var candidate = candidates[0];
if (!hasCorrectArity(node, args, candidate, signatureHelpTrailingComma)) {
return undefined;
}
if (!checkApplicableSignature(node, args, candidate, relation, excludeArgument, false)) {
candidateForArgumentError = candidate;
return undefined;
}
return candidate;
}
for (var candidateIndex = 0; candidateIndex < candidates.length; candidateIndex++) {
var originalCandidate = candidates[candidateIndex];
if (!hasCorrectArity(node, args, originalCandidate, signatureHelpTrailingComma)) {
continue;
}
var candidate = void 0;
var inferenceContext = originalCandidate.typeParameters ?
createInferenceContext(originalCandidate.typeParameters, originalCandidate, ts.isInJavaScriptFile(node) ? 4 : 0) :
undefined;
while (true) {
candidate = originalCandidate;
if (candidate.typeParameters) {
var typeArgumentTypes = void 0;
if (typeArguments) {
var typeArgumentResult = checkTypeArguments(candidate, typeArguments, false);
if (typeArgumentResult) {
typeArgumentTypes = typeArgumentResult;
}
else {
candidateForTypeArgumentError = originalCandidate;
break;
}
}
else {
typeArgumentTypes = inferTypeArguments(node, candidate, args, excludeArgument, inferenceContext);
}
var isJavascript = ts.isInJavaScriptFile(candidate.declaration);
candidate = getSignatureInstantiation(candidate, typeArgumentTypes, isJavascript);
}
if (!checkApplicableSignature(node, args, candidate, relation, excludeArgument, false)) {
candidateForArgumentError = candidate;
break;
}
if (excludeCount === 0) {
candidates[candidateIndex] = candidate;
return candidate;
}
excludeCount--;
if (excludeCount > 0) {
excludeArgument[excludeArgument.indexOf(true)] = false;
}
else {
excludeArgument = undefined;
}
}
}
return undefined;
}
}
function getLongestCandidateIndex(candidates, argsCount) {
var maxParamsIndex = -1;
var maxParams = -1;
for (var i = 0; i < candidates.length; i++) {
var candidate = candidates[i];
var paramCount = getParameterCount(candidate);
if (hasEffectiveRestParameter(candidate) || paramCount >= argsCount) {
return i;
}
if (paramCount > maxParams) {
maxParams = paramCount;
maxParamsIndex = i;
}
}
return maxParamsIndex;
}
function resolveCallExpression(node, candidatesOutArray) {
if (node.expression.kind === 97) {
var superType = checkSuperExpression(node.expression);
if (isTypeAny(superType)) {
ts.forEach(node.arguments, checkExpresionNoReturn);
return anySignature;
}
if (superType !== errorType) {
var baseTypeNode = ts.getEffectiveBaseTypeNode(ts.getContainingClass(node));
if (baseTypeNode) {
var baseConstructors = getInstantiatedConstructorsForTypeArguments(superType, baseTypeNode.typeArguments, baseTypeNode);
return resolveCall(node, baseConstructors, candidatesOutArray);
}
}
return resolveUntypedCall(node);
}
var funcType = checkNonNullExpression(node.expression, ts.Diagnostics.Cannot_invoke_an_object_which_is_possibly_null, ts.Diagnostics.Cannot_invoke_an_object_which_is_possibly_undefined, ts.Diagnostics.Cannot_invoke_an_object_which_is_possibly_null_or_undefined);
if (funcType === silentNeverType) {
return silentNeverSignature;
}
var apparentType = getApparentType(funcType);
if (apparentType === errorType) {
return resolveErrorCall(node);
}
var callSignatures = getSignaturesOfType(apparentType, 0);
var constructSignatures = getSignaturesOfType(apparentType, 1);
if (isUntypedFunctionCall(funcType, apparentType, callSignatures.length, constructSignatures.length)) {
if (funcType !== errorType && node.typeArguments) {
error(node, ts.Diagnostics.Untyped_function_calls_may_not_accept_type_arguments);
}
return resolveUntypedCall(node);
}
if (!callSignatures.length) {
if (constructSignatures.length) {
error(node, ts.Diagnostics.Value_of_type_0_is_not_callable_Did_you_mean_to_include_new, typeToString(funcType));
}
else {
invocationError(node, apparentType, 0);
}
return resolveErrorCall(node);
}
return resolveCall(node, callSignatures, candidatesOutArray);
}
function isUntypedFunctionCall(funcType, apparentFuncType, numCallSignatures, numConstructSignatures) {
return isTypeAny(funcType) || isTypeAny(apparentFuncType) && funcType.flags & 65536 ||
!numCallSignatures && !numConstructSignatures && !(apparentFuncType.flags & (262144 | 32768)) && isTypeAssignableTo(funcType, globalFunctionType);
}
function resolveNewExpression(node, candidatesOutArray) {
if (node.arguments && languageVersion < 1) {
var spreadIndex = getSpreadArgumentIndex(node.arguments);
if (spreadIndex >= 0) {
error(node.arguments[spreadIndex], ts.Diagnostics.Spread_operator_in_new_expressions_is_only_available_when_targeting_ECMAScript_5_and_higher);
}
}
var expressionType = checkNonNullExpression(node.expression);
if (expressionType === silentNeverType) {
return silentNeverSignature;
}
expressionType = getApparentType(expressionType);
if (expressionType === errorType) {
return resolveErrorCall(node);
}
if (isTypeAny(expressionType)) {
if (node.typeArguments) {
error(node, ts.Diagnostics.Untyped_function_calls_may_not_accept_type_arguments);
}
return resolveUntypedCall(node);
}
var constructSignatures = getSignaturesOfType(expressionType, 1);
if (constructSignatures.length) {
if (!isConstructorAccessible(node, constructSignatures[0])) {
return resolveErrorCall(node);
}
var valueDecl = expressionType.symbol && ts.getClassLikeDeclarationOfSymbol(expressionType.symbol);
if (valueDecl && ts.hasModifier(valueDecl, 128)) {
error(node, ts.Diagnostics.Cannot_create_an_instance_of_an_abstract_class);
return resolveErrorCall(node);
}
return resolveCall(node, constructSignatures, candidatesOutArray);
}
var callSignatures = getSignaturesOfType(expressionType, 0);
if (callSignatures.length) {
var signature = resolveCall(node, callSignatures, candidatesOutArray);
if (!isJavaScriptConstructor(signature.declaration) && getReturnTypeOfSignature(signature) !== voidType) {
error(node, ts.Diagnostics.Only_a_void_function_can_be_called_with_the_new_keyword);
}
if (getThisTypeOfSignature(signature) === voidType) {
error(node, ts.Diagnostics.A_function_that_is_called_with_the_new_keyword_cannot_have_a_this_type_that_is_void);
}
return signature;
}
invocationError(node, expressionType, 1);
return resolveErrorCall(node);
}
function isConstructorAccessible(node, signature) {
if (!signature || !signature.declaration) {
return true;
}
var declaration = signature.declaration;
var modifiers = ts.getSelectedModifierFlags(declaration, 24);
if (!modifiers) {
return true;
}
var declaringClassDeclaration = ts.getClassLikeDeclarationOfSymbol(declaration.parent.symbol);
var declaringClass = getDeclaredTypeOfSymbol(declaration.parent.symbol);
if (!isNodeWithinClass(node, declaringClassDeclaration)) {
var containingClass = ts.getContainingClass(node);
if (containingClass) {
var containingType = getTypeOfNode(containingClass);
var baseTypes = getBaseTypes(containingType);
while (baseTypes.length) {
var baseType = baseTypes[0];
if (modifiers & 16 &&
baseType.symbol === declaration.parent.symbol) {
return true;
}
baseTypes = getBaseTypes(baseType);
}
}
if (modifiers & 8) {
error(node, ts.Diagnostics.Constructor_of_class_0_is_private_and_only_accessible_within_the_class_declaration, typeToString(declaringClass));
}
if (modifiers & 16) {
error(node, ts.Diagnostics.Constructor_of_class_0_is_protected_and_only_accessible_within_the_class_declaration, typeToString(declaringClass));
}
return false;
}
return true;
}
function invocationError(node, apparentType, kind) {
invocationErrorRecovery(apparentType, kind, error(node, kind === 0
? ts.Diagnostics.Cannot_invoke_an_expression_whose_type_lacks_a_call_signature_Type_0_has_no_compatible_call_signatures
: ts.Diagnostics.Cannot_use_new_with_an_expression_whose_type_lacks_a_call_or_construct_signature, typeToString(apparentType)));
}
function invocationErrorRecovery(apparentType, kind, diagnostic) {
if (!apparentType.symbol) {
return;
}
var importNode = getSymbolLinks(apparentType.symbol).originatingImport;
if (importNode && !ts.isImportCall(importNode)) {
var sigs = getSignaturesOfType(getTypeOfSymbol(getSymbolLinks(apparentType.symbol).target), kind);
if (!sigs || !sigs.length)
return;
addRelatedInfo(diagnostic, ts.createDiagnosticForNode(importNode, ts.Diagnostics.Type_originates_at_this_import_A_namespace_style_import_cannot_be_called_or_constructed_and_will_cause_a_failure_at_runtime_Consider_using_a_default_import_or_import_require_here_instead));
}
}
function resolveTaggedTemplateExpression(node, candidatesOutArray) {
var tagType = checkExpression(node.tag);
var apparentType = getApparentType(tagType);
if (apparentType === errorType) {
return resolveErrorCall(node);
}
var callSignatures = getSignaturesOfType(apparentType, 0);
var constructSignatures = getSignaturesOfType(apparentType, 1);
if (isUntypedFunctionCall(tagType, apparentType, callSignatures.length, constructSignatures.length)) {
return resolveUntypedCall(node);
}
if (!callSignatures.length) {
invocationError(node, apparentType, 0);
return resolveErrorCall(node);
}
return resolveCall(node, callSignatures, candidatesOutArray);
}
function getDiagnosticHeadMessageForDecoratorResolution(node) {
switch (node.parent.kind) {
case 238:
case 207:
return ts.Diagnostics.Unable_to_resolve_signature_of_class_decorator_when_called_as_an_expression;
case 149:
return ts.Diagnostics.Unable_to_resolve_signature_of_parameter_decorator_when_called_as_an_expression;
case 152:
return ts.Diagnostics.Unable_to_resolve_signature_of_property_decorator_when_called_as_an_expression;
case 154:
case 156:
case 157:
return ts.Diagnostics.Unable_to_resolve_signature_of_method_decorator_when_called_as_an_expression;
default:
return ts.Debug.fail();
}
}
function resolveDecorator(node, candidatesOutArray) {
var funcType = checkExpression(node.expression);
var apparentType = getApparentType(funcType);
if (apparentType === errorType) {
return resolveErrorCall(node);
}
var callSignatures = getSignaturesOfType(apparentType, 0);
var constructSignatures = getSignaturesOfType(apparentType, 1);
if (isUntypedFunctionCall(funcType, apparentType, callSignatures.length, constructSignatures.length)) {
return resolveUntypedCall(node);
}
if (isPotentiallyUncalledDecorator(node, callSignatures)) {
var nodeStr = ts.getTextOfNode(node.expression, false);
error(node, ts.Diagnostics._0_accepts_too_few_arguments_to_be_used_as_a_decorator_here_Did_you_mean_to_call_it_first_and_write_0, nodeStr);
return resolveErrorCall(node);
}
var headMessage = getDiagnosticHeadMessageForDecoratorResolution(node);
if (!callSignatures.length) {
var errorInfo = ts.chainDiagnosticMessages(undefined, ts.Diagnostics.Cannot_invoke_an_expression_whose_type_lacks_a_call_signature_Type_0_has_no_compatible_call_signatures, typeToString(apparentType));
errorInfo = ts.chainDiagnosticMessages(errorInfo, headMessage);
var diag = ts.createDiagnosticForNodeFromMessageChain(node, errorInfo);
diagnostics.add(diag);
invocationErrorRecovery(apparentType, 0, diag);
return resolveErrorCall(node);
}
return resolveCall(node, callSignatures, candidatesOutArray, headMessage);
}
function isPotentiallyUncalledDecorator(decorator, signatures) {
return signatures.length && ts.every(signatures, function (signature) {
return signature.minArgumentCount === 0 &&
!signature.hasRestParameter &&
signature.parameters.length < getEffectiveArgumentCount(decorator, undefined, signature);
});
}
function getResolvedJsxStatelessFunctionSignature(openingLikeElement, elementType, candidatesOutArray) {
ts.Debug.assert(!(elementType.flags & 262144));
var callSignatures = elementType && getSignaturesOfType(elementType, 0);
if (callSignatures && callSignatures.length > 0) {
return resolveCall(openingLikeElement, callSignatures, candidatesOutArray);
}
return undefined;
}
function resolveSignature(node, candidatesOutArray) {
switch (node.kind) {
case 189:
return resolveCallExpression(node, candidatesOutArray);
case 190:
return resolveNewExpression(node, candidatesOutArray);
case 191:
return resolveTaggedTemplateExpression(node, candidatesOutArray);
case 150:
return resolveDecorator(node, candidatesOutArray);
case 260:
case 259:
var exprTypes = checkExpression(node.tagName);
return forEachType(exprTypes, function (exprType) {
var sfcResult = getResolvedJsxStatelessFunctionSignature(node, exprType, candidatesOutArray);
if (sfcResult && sfcResult !== unknownSignature) {
return sfcResult;
}
var sigs = getInstantiatedJsxSignatures(node, exprType);
if (candidatesOutArray && ts.length(sigs)) {
candidatesOutArray.push.apply(candidatesOutArray, sigs);
}
return ts.length(sigs) ? sigs[0] : unknownSignature;
}) || unknownSignature;
}
throw ts.Debug.assertNever(node, "Branch in 'resolveSignature' should be unreachable.");
}
function getResolvedSignature(node, candidatesOutArray) {
var links = getNodeLinks(node);
var cached = links.resolvedSignature;
if (cached && cached !== resolvingSignature && !candidatesOutArray) {
return cached;
}
links.resolvedSignature = resolvingSignature;
var result = resolveSignature(node, candidatesOutArray);
links.resolvedSignature = flowLoopStart === flowLoopCount ? result : cached;
return result;
}
function isJavaScriptConstructor(node) {
if (node && ts.isInJavaScriptFile(node)) {
if (ts.getJSDocClassTag(node))
return true;
var symbol = ts.isFunctionDeclaration(node) || ts.isFunctionExpression(node) ? getSymbolOfNode(node) :
ts.isVariableDeclaration(node) && node.initializer && ts.isFunctionExpression(node.initializer) ? getSymbolOfNode(node.initializer) :
undefined;
return !!symbol && symbol.members !== undefined;
}
return false;
}
function getJavaScriptClassType(symbol) {
var inferred;
if (isJavaScriptConstructor(symbol.valueDeclaration)) {
inferred = getInferredClassType(symbol);
}
var assigned = getAssignedClassType(symbol);
var valueType = getTypeOfSymbol(symbol);
if (valueType.symbol && !isInferredClassType(valueType) && isJavaScriptConstructor(valueType.symbol.valueDeclaration)) {
inferred = getInferredClassType(valueType.symbol);
}
return assigned && inferred ?
getIntersectionType([inferred, assigned]) :
assigned || inferred;
}
function getAssignedClassType(symbol) {
var decl = symbol.valueDeclaration;
var assignmentSymbol = decl && decl.parent &&
(ts.isFunctionDeclaration(decl) && getSymbolOfNode(decl) ||
ts.isBinaryExpression(decl.parent) && getSymbolOfNode(decl.parent.left) ||
ts.isVariableDeclaration(decl.parent) && getSymbolOfNode(decl.parent));
if (assignmentSymbol) {
var prototype = ts.forEach(assignmentSymbol.declarations, getAssignedJavascriptPrototype);
if (prototype) {
return checkExpression(prototype);
}
}
}
function getAssignedJavascriptPrototype(node) {
if (!node.parent) {
return false;
}
var parent = node.parent;
while (parent && parent.kind === 187) {
parent = parent.parent;
}
if (parent && ts.isBinaryExpression(parent) && ts.isPrototypeAccess(parent.left) && parent.operatorToken.kind === 58) {
var right = ts.getInitializerOfBinaryExpression(parent);
return ts.isObjectLiteralExpression(right) && right;
}
}
function getInferredClassType(symbol) {
var links = getSymbolLinks(symbol);
if (!links.inferredClassType) {
links.inferredClassType = createAnonymousType(symbol, getMembersOfSymbol(symbol) || emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined);
}
return links.inferredClassType;
}
function isInferredClassType(type) {
return type.symbol
&& ts.getObjectFlags(type) & 16
&& getSymbolLinks(type.symbol).inferredClassType === type;
}
function checkCallExpression(node) {
if (!checkGrammarTypeArguments(node, node.typeArguments))
checkGrammarArguments(node.arguments);
var signature = getResolvedSignature(node);
if (node.expression.kind === 97) {
return voidType;
}
if (node.kind === 190) {
var declaration = signature.declaration;
if (declaration &&
declaration.kind !== 155 &&
declaration.kind !== 159 &&
declaration.kind !== 164 &&
!ts.isJSDocConstructSignature(declaration)) {
var funcSymbol = checkExpression(node.expression).symbol;
if (!funcSymbol && node.expression.kind === 71) {
funcSymbol = getResolvedSymbol(node.expression);
}
var type = funcSymbol && getJavaScriptClassType(funcSymbol);
if (type) {
return signature.target ? instantiateType(type, signature.mapper) : type;
}
if (noImplicitAny) {
error(node, ts.Diagnostics.new_expression_whose_target_lacks_a_construct_signature_implicitly_has_an_any_type);
}
return anyType;
}
}
if (ts.isInJavaScriptFile(node) && isCommonJsRequire(node)) {
return resolveExternalModuleTypeByLiteral(node.arguments[0]);
}
var returnType = getReturnTypeOfSignature(signature);
if (returnType.flags & 3072 && isSymbolOrSymbolForCall(node)) {
return getESSymbolLikeTypeForNode(ts.walkUpParenthesizedExpressions(node.parent));
}
var jsAssignmentType;
if (ts.isInJavaScriptFile(node)) {
var decl = ts.getDeclarationOfJSInitializer(node);
if (decl) {
var jsSymbol = getSymbolOfNode(decl);
if (jsSymbol && ts.hasEntries(jsSymbol.exports)) {
jsAssignmentType = createAnonymousType(jsSymbol, jsSymbol.exports, ts.emptyArray, ts.emptyArray, jsObjectLiteralIndexInfo, undefined);
}
}
}
return jsAssignmentType ? getIntersectionType([returnType, jsAssignmentType]) : returnType;
}
function isSymbolOrSymbolForCall(node) {
if (!ts.isCallExpression(node))
return false;
var left = node.expression;
if (ts.isPropertyAccessExpression(left) && left.name.escapedText === "for") {
left = left.expression;
}
if (!ts.isIdentifier(left) || left.escapedText !== "Symbol") {
return false;
}
var globalESSymbol = getGlobalESSymbolConstructorSymbol(false);
if (!globalESSymbol) {
return false;
}
return globalESSymbol === resolveName(left, "Symbol", 67216319, undefined, undefined, false);
}
function checkImportCallExpression(node) {
if (!checkGrammarArguments(node.arguments))
checkGrammarImportCallExpression(node);
if (node.arguments.length === 0) {
return createPromiseReturnType(node, anyType);
}
var specifier = node.arguments[0];
var specifierType = checkExpressionCached(specifier);
for (var i = 1; i < node.arguments.length; ++i) {
checkExpressionCached(node.arguments[i]);
}
if (specifierType.flags & 8192 || specifierType.flags & 16384 || !isTypeAssignableTo(specifierType, stringType)) {
error(specifier, ts.Diagnostics.Dynamic_import_s_specifier_must_be_of_type_string_but_here_has_type_0, typeToString(specifierType));
}
var moduleSymbol = resolveExternalModuleName(node, specifier);
if (moduleSymbol) {
var esModuleSymbol = resolveESModuleSymbol(moduleSymbol, specifier, true);
if (esModuleSymbol) {
return createPromiseReturnType(node, getTypeWithSyntheticDefaultImportType(getTypeOfSymbol(esModuleSymbol), esModuleSymbol, moduleSymbol));
}
}
return createPromiseReturnType(node, anyType);
}
function getTypeWithSyntheticDefaultImportType(type, symbol, originalSymbol) {
if (allowSyntheticDefaultImports && type && type !== errorType) {
var synthType = type;
if (!synthType.syntheticType) {
var file = ts.find(originalSymbol.declarations, ts.isSourceFile);
var hasSyntheticDefault = canHaveSyntheticDefault(file, originalSymbol, false);
if (hasSyntheticDefault) {
var memberTable = ts.createSymbolTable();
var newSymbol = createSymbol(2097152, "default");
newSymbol.target = resolveSymbol(symbol);
memberTable.set("default", newSymbol);
var anonymousSymbol = createSymbol(2048, "__type");
var defaultContainingObject = createAnonymousType(anonymousSymbol, memberTable, ts.emptyArray, ts.emptyArray, undefined, undefined);
anonymousSymbol.type = defaultContainingObject;
synthType.syntheticType = isValidSpreadType(type) ? getSpreadType(type, defaultContainingObject, anonymousSymbol, 0, 0) : defaultContainingObject;
}
else {
synthType.syntheticType = type;
}
}
return synthType.syntheticType;
}
return type;
}
function isCommonJsRequire(node) {
if (!ts.isRequireCall(node, true)) {
return false;
}
if (!ts.isIdentifier(node.expression))
return ts.Debug.fail();
var resolvedRequire = resolveName(node.expression, node.expression.escapedText, 67216319, undefined, undefined, true);
if (resolvedRequire === requireSymbol) {
return true;
}
if (resolvedRequire.flags & 2097152) {
return false;
}
var targetDeclarationKind = resolvedRequire.flags & 16
? 237
: resolvedRequire.flags & 3
? 235
: 0;
if (targetDeclarationKind !== 0) {
var decl = ts.getDeclarationOfKind(resolvedRequire, targetDeclarationKind);
return !!decl && !!(decl.flags & 4194304);
}
return false;
}
function checkTaggedTemplateExpression(node) {
checkGrammarTypeArguments(node, node.typeArguments);
if (languageVersion < 2) {
checkExternalEmitHelpers(node, 65536);
}
return getReturnTypeOfSignature(getResolvedSignature(node));
}
function checkAssertion(node) {
return checkAssertionWorker(node, node.type, node.expression);
}
function checkAssertionWorker(errNode, type, expression, checkMode) {
var exprType = getRegularTypeOfObjectLiteral(getBaseTypeOfLiteralType(checkExpression(expression, checkMode)));
checkSourceElement(type);
var targetType = getTypeFromTypeNode(type);
if (produceDiagnostics && targetType !== errorType) {
var widenedType = getWidenedType(exprType);
if (!isTypeComparableTo(targetType, widenedType)) {
checkTypeComparableTo(exprType, targetType, errNode, ts.Diagnostics.Type_0_cannot_be_converted_to_type_1);
}
}
return targetType;
}
function checkNonNullAssertion(node) {
return getNonNullableType(checkExpression(node.expression));
}
function checkMetaProperty(node) {
checkGrammarMetaProperty(node);
if (node.keywordToken === 94) {
return checkNewTargetMetaProperty(node);
}
if (node.keywordToken === 91) {
return checkImportMetaProperty(node);
}
return ts.Debug.assertNever(node.keywordToken);
}
function checkNewTargetMetaProperty(node) {
var container = ts.getNewTargetContainer(node);
if (!container) {
error(node, ts.Diagnostics.Meta_property_0_is_only_allowed_in_the_body_of_a_function_declaration_function_expression_or_constructor, "new.target");
return errorType;
}
else if (container.kind === 155) {
var symbol = getSymbolOfNode(container.parent);
return getTypeOfSymbol(symbol);
}
else {
var symbol = getSymbolOfNode(container);
return getTypeOfSymbol(symbol);
}
}
function checkImportMetaProperty(node) {
if (languageVersion < 6 || moduleKind < ts.ModuleKind.ESNext) {
error(node, ts.Diagnostics.The_import_meta_meta_property_is_only_allowed_using_ESNext_for_the_target_and_module_compiler_options);
}
var file = ts.getSourceFileOfNode(node);
ts.Debug.assert(!!(file.flags & 1048576), "Containing file is missing import meta node flag.");
ts.Debug.assert(!!file.externalModuleIndicator, "Containing file should be a module.");
return node.name.escapedText === "meta" ? getGlobalImportMetaType() : errorType;
}
function getTypeOfParameter(symbol) {
var type = getTypeOfSymbol(symbol);
if (strictNullChecks) {
var declaration = symbol.valueDeclaration;
if (declaration && ts.hasInitializer(declaration)) {
return getOptionalType(type);
}
}
return type;
}
function getParameterNameAtPosition(signature, pos) {
var paramCount = signature.parameters.length - (signature.hasRestParameter ? 1 : 0);
if (pos < paramCount) {
return signature.parameters[pos].escapedName;
}
var restParameter = signature.parameters[paramCount] || unknownSymbol;
var restType = getTypeOfSymbol(restParameter);
if (isTupleType(restType)) {
var associatedNames = restType.target.associatedNames;
var index = pos - paramCount;
return associatedNames ? associatedNames[index] : restParameter.escapedName + "_" + index;
}
return restParameter.escapedName;
}
function getTypeAtPosition(signature, pos) {
var paramCount = signature.parameters.length - (signature.hasRestParameter ? 1 : 0);
if (pos < paramCount) {
return getTypeOfParameter(signature.parameters[pos]);
}
if (signature.hasRestParameter) {
var restType = getTypeOfSymbol(signature.parameters[paramCount]);
if (isTupleType(restType)) {
if (pos - paramCount < getLengthOfTupleType(restType)) {
return restType.typeArguments[pos - paramCount];
}
var tupleRestType = getRestTypeOfTupleType(restType);
if (tupleRestType) {
return tupleRestType;
}
}
return getIndexTypeOfType(restType, 1) || anyType;
}
return anyType;
}
function getRestTypeAtPosition(source, pos) {
var paramCount = getParameterCount(source);
var hasRest = hasEffectiveRestParameter(source);
if (hasRest && pos === paramCount - 1) {
var restTypeVariable = getRestTypeParameter(source);
if (restTypeVariable) {
return restTypeVariable;
}
}
var start = hasRest ? Math.min(pos, paramCount - 1) : pos;
var types = [];
var names = [];
for (var i = start; i < paramCount; i++) {
types.push(getTypeAtPosition(source, i));
names.push(getParameterNameAtPosition(source, i));
}
var minArgumentCount = getMinArgumentCount(source);
var minLength = minArgumentCount < start ? 0 : minArgumentCount - start;
return createTupleType(types, minLength, hasRest, names);
}
function getTypeOfRestParameter(signature) {
if (signature.hasRestParameter) {
var restType = getTypeOfSymbol(signature.parameters[signature.parameters.length - 1]);
if (isTupleType(restType)) {
return getRestTypeOfTupleType(restType);
}
return restType;
}
return undefined;
}
function getParameterCount(signature) {
var length = signature.parameters.length;
if (signature.hasRestParameter) {
var restType = getTypeOfSymbol(signature.parameters[length - 1]);
if (isTupleType(restType)) {
return length + (restType.typeArguments || ts.emptyArray).length - 1;
}
}
return length;
}
function getMinArgumentCount(signature) {
if (signature.hasRestParameter) {
var restType = getTypeOfSymbol(signature.parameters[signature.parameters.length - 1]);
if (isTupleType(restType)) {
var minLength = restType.target.minLength;
if (minLength > 0) {
return signature.parameters.length - 1 + minLength;
}
}
}
return signature.minArgumentCount;
}
function getRestTypeParameter(signature) {
if (signature.hasRestParameter) {
var restType = getTypeOfSymbol(signature.parameters[signature.parameters.length - 1]);
if (restType.flags & 65536) {
return restType;
}
}
return undefined;
}
function hasEffectiveRestParameter(signature) {
if (signature.hasRestParameter) {
var restType = getTypeOfSymbol(signature.parameters[signature.parameters.length - 1]);
return !isTupleType(restType) || restType.target.hasRestElement;
}
return false;
}
function getTypeOfFirstParameterOfSignature(signature) {
return getTypeOfFirstParameterOfSignatureWithFallback(signature, neverType);
}
function getTypeOfFirstParameterOfSignatureWithFallback(signature, fallbackType) {
return signature.parameters.length > 0 ? getTypeAtPosition(signature, 0) : fallbackType;
}
function inferFromAnnotatedParameters(signature, context, mapper) {
var len = signature.parameters.length - (signature.hasRestParameter ? 1 : 0);
for (var i = 0; i < len; i++) {
var declaration = signature.parameters[i].valueDeclaration;
if (declaration.type) {
var typeNode = ts.getEffectiveTypeAnnotationNode(declaration);
if (typeNode) {
inferTypes(mapper.inferences, getTypeFromTypeNode(typeNode), getTypeAtPosition(context, i));
}
}
}
}
function assignContextualParameterTypes(signature, context) {
signature.typeParameters = context.typeParameters;
if (context.thisParameter) {
var parameter = signature.thisParameter;
if (!parameter || parameter.valueDeclaration && !parameter.valueDeclaration.type) {
if (!parameter) {
signature.thisParameter = createSymbolWithType(context.thisParameter, undefined);
}
assignTypeToParameterAndFixTypeParameters(signature.thisParameter, getTypeOfSymbol(context.thisParameter));
}
}
var len = signature.parameters.length - (signature.hasRestParameter ? 1 : 0);
for (var i = 0; i < len; i++) {
var parameter = signature.parameters[i];
if (!ts.getEffectiveTypeAnnotationNode(parameter.valueDeclaration)) {
var contextualParameterType = getTypeAtPosition(context, i);
assignTypeToParameterAndFixTypeParameters(parameter, contextualParameterType);
}
}
if (signature.hasRestParameter) {
var parameter = ts.last(signature.parameters);
if (isTransientSymbol(parameter) || !ts.getEffectiveTypeAnnotationNode(parameter.valueDeclaration)) {
var contextualParameterType = getRestTypeAtPosition(context, len);
assignTypeToParameterAndFixTypeParameters(parameter, contextualParameterType);
}
}
}
function assignBindingElementTypes(pattern) {
for (var _i = 0, _a = pattern.elements; _i < _a.length; _i++) {
var element = _a[_i];
if (!ts.isOmittedExpression(element)) {
if (element.name.kind === 71) {
getSymbolLinks(getSymbolOfNode(element)).type = getTypeForBindingElement(element);
}
else {
assignBindingElementTypes(element.name);
}
}
}
}
function assignTypeToParameterAndFixTypeParameters(parameter, contextualType) {
var links = getSymbolLinks(parameter);
if (!links.type) {
links.type = contextualType;
var decl = parameter.valueDeclaration;
if (decl.name.kind !== 71) {
if (links.type === emptyObjectType) {
links.type = getTypeFromBindingPattern(decl.name);
}
assignBindingElementTypes(decl.name);
}
}
}
function createPromiseType(promisedType) {
var globalPromiseType = getGlobalPromiseType(true);
if (globalPromiseType !== emptyGenericType) {
promisedType = getAwaitedType(promisedType) || emptyObjectType;
return createTypeReference(globalPromiseType, [promisedType]);
}
return emptyObjectType;
}
function createPromiseReturnType(func, promisedType) {
var promiseType = createPromiseType(promisedType);
if (promiseType === emptyObjectType) {
error(func, ts.isImportCall(func) ?
ts.Diagnostics.A_dynamic_import_call_returns_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_include_ES2015_in_your_lib_option :
ts.Diagnostics.An_async_function_or_method_must_return_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_include_ES2015_in_your_lib_option);
return errorType;
}
else if (!getGlobalPromiseConstructorSymbol(true)) {
error(func, ts.isImportCall(func) ?
ts.Diagnostics.A_dynamic_import_call_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_declaration_for_the_Promise_constructor_or_include_ES2015_in_your_lib_option :
ts.Diagnostics.An_async_function_or_method_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_declaration_for_the_Promise_constructor_or_include_ES2015_in_your_lib_option);
}
return promiseType;
}
function getReturnTypeFromBody(func, checkMode) {
if (!func.body) {
return errorType;
}
var functionFlags = ts.getFunctionFlags(func);
var type;
if (func.body.kind !== 216) {
type = checkExpressionCached(func.body, checkMode);
if (functionFlags & 2) {
type = checkAwaitedType(type, func, ts.Diagnostics.The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member);
}
}
else {
var types = checkAndAggregateReturnExpressionTypes(func, checkMode);
if (functionFlags & 1) {
types = ts.concatenate(checkAndAggregateYieldOperandTypes(func, checkMode), types);
if (!types || types.length === 0) {
var iterableIteratorAny = functionFlags & 2
? createAsyncIterableIteratorType(anyType)
: createIterableIteratorType(anyType);
if (noImplicitAny) {
error(func.asteriskToken, ts.Diagnostics.Generator_implicitly_has_type_0_because_it_does_not_yield_any_values_Consider_supplying_a_return_type, typeToString(iterableIteratorAny));
}
return iterableIteratorAny;
}
}
else {
if (!types) {
return functionFlags & 2
? createPromiseReturnType(func, neverType)
: neverType;
}
if (types.length === 0) {
return functionFlags & 2
? createPromiseReturnType(func, voidType)
: voidType;
}
}
type = getUnionType(types, 2);
}
var contextualSignature = getContextualSignatureForFunctionLikeDeclaration(func);
if (!contextualSignature) {
reportErrorsFromWidening(func, type);
}
if (isUnitType(type)) {
var contextualType = !contextualSignature ? undefined :
contextualSignature === getSignatureFromDeclaration(func) ? type :
getReturnTypeOfSignature(contextualSignature);
if (contextualType) {
switch (functionFlags & 3) {
case 3:
contextualType = getIteratedTypeOfGenerator(contextualType, true);
break;
case 1:
contextualType = getIteratedTypeOfGenerator(contextualType, false);
break;
case 2:
contextualType = getPromisedTypeOfPromise(contextualType);
break;
}
}
type = getWidenedLiteralLikeTypeForContextualType(type, contextualType);
}
var widenedType = getWidenedType(type);
switch (functionFlags & 3) {
case 3:
return createAsyncIterableIteratorType(widenedType);
case 1:
return createIterableIteratorType(widenedType);
case 2:
return createPromiseType(widenedType);
default:
return widenedType;
}
}
function checkAndAggregateYieldOperandTypes(func, checkMode) {
var aggregatedTypes = [];
var isAsync = (ts.getFunctionFlags(func) & 2) !== 0;
ts.forEachYieldExpression(func.body, function (yieldExpression) {
ts.pushIfUnique(aggregatedTypes, getYieldedTypeOfYieldExpression(yieldExpression, isAsync, checkMode));
});
return aggregatedTypes;
}
function getYieldedTypeOfYieldExpression(node, isAsync, checkMode) {
var errorNode = node.expression || node;
var expressionType = node.expression ? checkExpression(node.expression, checkMode) : undefinedWideningType;
var yieldedType = node.asteriskToken ? checkIteratedTypeOrElementType(expressionType, errorNode, false, isAsync) : expressionType;
return !isAsync ? yieldedType : getAwaitedType(yieldedType, errorNode, node.asteriskToken
? ts.Diagnostics.Type_of_iterated_elements_of_a_yield_Asterisk_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member
: ts.Diagnostics.Type_of_yield_operand_in_an_async_generator_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member);
}
function isExhaustiveSwitchStatement(node) {
if (!node.possiblyExhaustive) {
return false;
}
var type = getTypeOfExpression(node.expression);
if (!isLiteralType(type)) {
return false;
}
var switchTypes = getSwitchClauseTypes(node);
if (!switchTypes.length || ts.some(switchTypes, isNeitherUnitTypeNorNever)) {
return false;
}
return eachTypeContainedIn(mapType(type, getRegularTypeOfLiteralType), switchTypes);
}
function functionHasImplicitReturn(func) {
if (!(func.flags & 128)) {
return false;
}
if (ts.some(func.body.statements, function (statement) { return statement.kind === 230 && isExhaustiveSwitchStatement(statement); })) {
return false;
}
return true;
}
function checkAndAggregateReturnExpressionTypes(func, checkMode) {
var functionFlags = ts.getFunctionFlags(func);
var aggregatedTypes = [];
var hasReturnWithNoExpression = functionHasImplicitReturn(func);
var hasReturnOfTypeNever = false;
ts.forEachReturnStatement(func.body, function (returnStatement) {
var expr = returnStatement.expression;
if (expr) {
var type = checkExpressionCached(expr, checkMode);
if (functionFlags & 2) {
type = checkAwaitedType(type, func, ts.Diagnostics.The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member);
}
if (type.flags & 32768) {
hasReturnOfTypeNever = true;
}
ts.pushIfUnique(aggregatedTypes, type);
}
else {
hasReturnWithNoExpression = true;
}
});
if (aggregatedTypes.length === 0 && !hasReturnWithNoExpression && (hasReturnOfTypeNever || mayReturnNever(func))) {
return undefined;
}
if (strictNullChecks && aggregatedTypes.length && hasReturnWithNoExpression &&
!(isJavaScriptConstructor(func) && aggregatedTypes.some(function (t) { return t.symbol === func.symbol; }))) {
ts.pushIfUnique(aggregatedTypes, undefinedType);
}
return aggregatedTypes;
}
function mayReturnNever(func) {
switch (func.kind) {
case 194:
case 195:
return true;
case 154:
return func.parent.kind === 186;
default:
return false;
}
}
function checkAllCodePathsInNonVoidFunctionReturnOrThrow(func, returnType) {
if (!produceDiagnostics) {
return;
}
if (returnType && maybeTypeOfKind(returnType, 3 | 4096)) {
return;
}
if (func.kind === 153 || ts.nodeIsMissing(func.body) || func.body.kind !== 216 || !functionHasImplicitReturn(func)) {
return;
}
var hasExplicitReturn = func.flags & 256;
if (returnType && returnType.flags & 32768) {
error(ts.getEffectiveReturnTypeNode(func), ts.Diagnostics.A_function_returning_never_cannot_have_a_reachable_end_point);
}
else if (returnType && !hasExplicitReturn) {
error(ts.getEffectiveReturnTypeNode(func), ts.Diagnostics.A_function_whose_declared_type_is_neither_void_nor_any_must_return_a_value);
}
else if (returnType && strictNullChecks && !isTypeAssignableTo(undefinedType, returnType)) {
error(ts.getEffectiveReturnTypeNode(func), ts.Diagnostics.Function_lacks_ending_return_statement_and_return_type_does_not_include_undefined);
}
else if (compilerOptions.noImplicitReturns) {
if (!returnType) {
if (!hasExplicitReturn) {
return;
}
var inferredReturnType = getReturnTypeOfSignature(getSignatureFromDeclaration(func));
if (isUnwrappedReturnTypeVoidOrAny(func, inferredReturnType)) {
return;
}
}
error(ts.getEffectiveReturnTypeNode(func) || func, ts.Diagnostics.Not_all_code_paths_return_a_value);
}
}
function checkFunctionExpressionOrObjectLiteralMethod(node, checkMode) {
ts.Debug.assert(node.kind !== 154 || ts.isObjectLiteralMethod(node));
if (checkMode === 1 && isContextSensitive(node)) {
return anyFunctionType;
}
var hasGrammarError = checkGrammarFunctionLikeDeclaration(node);
if (!hasGrammarError && node.kind === 194) {
checkGrammarForGenerator(node);
}
var links = getNodeLinks(node);
var type = getTypeOfSymbol(getMergedSymbol(node.symbol));
if (isTypeAny(type)) {
return type;
}
if (!(links.flags & 1024)) {
var contextualSignature = getContextualSignature(node);
if (!(links.flags & 1024)) {
links.flags |= 1024;
if (contextualSignature) {
var signature = getSignaturesOfType(type, 0)[0];
if (isContextSensitive(node)) {
var contextualMapper = getContextualMapper(node);
if (checkMode === 2) {
inferFromAnnotatedParameters(signature, contextualSignature, contextualMapper);
}
var instantiatedContextualSignature = contextualMapper === identityMapper ?
contextualSignature : instantiateSignature(contextualSignature, contextualMapper);
assignContextualParameterTypes(signature, instantiatedContextualSignature);
}
if (!ts.getEffectiveReturnTypeNode(node) && !signature.resolvedReturnType) {
var returnType = getReturnTypeFromBody(node, checkMode);
if (!signature.resolvedReturnType) {
signature.resolvedReturnType = returnType;
}
}
}
checkSignatureDeclaration(node);
checkNodeDeferred(node);
}
}
return type;
}
function checkFunctionExpressionOrObjectLiteralMethodDeferred(node) {
ts.Debug.assert(node.kind !== 154 || ts.isObjectLiteralMethod(node));
var functionFlags = ts.getFunctionFlags(node);
var returnTypeNode = ts.getEffectiveReturnTypeNode(node);
var returnOrPromisedType = returnTypeNode &&
((functionFlags & 3) === 2 ?
checkAsyncFunctionReturnType(node) :
getTypeFromTypeNode(returnTypeNode));
if ((functionFlags & 1) === 0) {
checkAllCodePathsInNonVoidFunctionReturnOrThrow(node, returnOrPromisedType);
}
if (node.body) {
if (!returnTypeNode) {
getReturnTypeOfSignature(getSignatureFromDeclaration(node));
}
if (node.body.kind === 216) {
checkSourceElement(node.body);
}
else {
var exprType = checkExpression(node.body);
if (returnOrPromisedType) {
if ((functionFlags & 3) === 2) {
var awaitedType = checkAwaitedType(exprType, node.body, ts.Diagnostics.The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member);
checkTypeAssignableToAndOptionallyElaborate(awaitedType, returnOrPromisedType, node.body, node.body);
}
else {
checkTypeAssignableToAndOptionallyElaborate(exprType, returnOrPromisedType, node.body, node.body);
}
}
}
}
}
function checkArithmeticOperandType(operand, type, diagnostic) {
if (!isTypeAssignableToKind(type, 168)) {
error(operand, diagnostic);
return false;
}
return true;
}
function isReadonlySymbol(symbol) {
return !!(ts.getCheckFlags(symbol) & 8 ||
symbol.flags & 4 && ts.getDeclarationModifierFlagsFromSymbol(symbol) & 64 ||
symbol.flags & 3 && getDeclarationNodeFlagsFromSymbol(symbol) & 2 ||
symbol.flags & 98304 && !(symbol.flags & 65536) ||
symbol.flags & 8);
}
function isReferenceToReadonlyEntity(expr, symbol) {
if (isReadonlySymbol(symbol)) {
if (symbol.flags & 4 &&
(expr.kind === 187 || expr.kind === 188) &&
expr.expression.kind === 99) {
var func = ts.getContainingFunction(expr);
if (!(func && func.kind === 155)) {
return true;
}
return !(func.parent === symbol.valueDeclaration.parent || func === symbol.valueDeclaration.parent);
}
return true;
}
return false;
}
function isReferenceThroughNamespaceImport(expr) {
if (expr.kind === 187 || expr.kind === 188) {
var node = ts.skipParentheses(expr.expression);
if (node.kind === 71) {
var symbol = getNodeLinks(node).resolvedSymbol;
if (symbol.flags & 2097152) {
var declaration = getDeclarationOfAliasSymbol(symbol);
return !!declaration && declaration.kind === 249;
}
}
}
return false;
}
function checkReferenceExpression(expr, invalidReferenceMessage) {
var node = ts.skipOuterExpressions(expr, 2 | 1);
if (node.kind !== 71 && node.kind !== 187 && node.kind !== 188) {
error(expr, invalidReferenceMessage);
return false;
}
return true;
}
function checkDeleteExpression(node) {
checkExpression(node.expression);
var expr = ts.skipParentheses(node.expression);
if (expr.kind !== 187 && expr.kind !== 188) {
error(expr, ts.Diagnostics.The_operand_of_a_delete_operator_must_be_a_property_reference);
return booleanType;
}
var links = getNodeLinks(expr);
var symbol = getExportSymbolOfValueSymbolIfExported(links.resolvedSymbol);
if (symbol && isReadonlySymbol(symbol)) {
error(expr, ts.Diagnostics.The_operand_of_a_delete_operator_cannot_be_a_read_only_property);
}
return booleanType;
}
function checkTypeOfExpression(node) {
checkExpression(node.expression);
return typeofType;
}
function checkVoidExpression(node) {
checkExpression(node.expression);
return undefinedWideningType;
}
function checkAwaitExpression(node) {
if (produceDiagnostics) {
if (!(node.flags & 16384)) {
grammarErrorOnFirstToken(node, ts.Diagnostics.await_expression_is_only_allowed_within_an_async_function);
}
if (isInParameterInitializerBeforeContainingFunction(node)) {
error(node, ts.Diagnostics.await_expressions_cannot_be_used_in_a_parameter_initializer);
}
}
var operandType = checkExpression(node.expression);
return checkAwaitedType(operandType, node, ts.Diagnostics.Type_of_await_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member);
}
function checkPrefixUnaryExpression(node) {
var operandType = checkExpression(node.operand);
if (operandType === silentNeverType) {
return silentNeverType;
}
if (node.operand.kind === 8) {
if (node.operator === 38) {
return getFreshTypeOfLiteralType(getLiteralType(-node.operand.text));
}
else if (node.operator === 37) {
return getFreshTypeOfLiteralType(getLiteralType(+node.operand.text));
}
}
switch (node.operator) {
case 37:
case 38:
case 52:
checkNonNullType(operandType, node.operand);
if (maybeTypeOfKind(operandType, 3072)) {
error(node.operand, ts.Diagnostics.The_0_operator_cannot_be_applied_to_type_symbol, ts.tokenToString(node.operator));
}
return numberType;
case 51:
var facts = getTypeFacts(operandType) & (1048576 | 2097152);
return facts === 1048576 ? falseType :
facts === 2097152 ? trueType :
booleanType;
case 43:
case 44:
var ok = checkArithmeticOperandType(node.operand, checkNonNullType(operandType, node.operand), ts.Diagnostics.An_arithmetic_operand_must_be_of_type_any_number_or_an_enum_type);
if (ok) {
checkReferenceExpression(node.operand, ts.Diagnostics.The_operand_of_an_increment_or_decrement_operator_must_be_a_variable_or_a_property_access);
}
return numberType;
}
return errorType;
}
function checkPostfixUnaryExpression(node) {
var operandType = checkExpression(node.operand);
if (operandType === silentNeverType) {
return silentNeverType;
}
var ok = checkArithmeticOperandType(node.operand, checkNonNullType(operandType, node.operand), ts.Diagnostics.An_arithmetic_operand_must_be_of_type_any_number_or_an_enum_type);
if (ok) {
checkReferenceExpression(node.operand, ts.Diagnostics.The_operand_of_an_increment_or_decrement_operator_must_be_a_variable_or_a_property_access);
}
return numberType;
}
function maybeTypeOfKind(type, kind) {
if (type.flags & kind & ~134217728 || kind & 134217728 && isGenericMappedType(type)) {
return true;
}
if (type.flags & 786432) {
var types = type.types;
for (var _i = 0, types_16 = types; _i < types_16.length; _i++) {
var t = types_16[_i];
if (maybeTypeOfKind(t, kind)) {
return true;
}
}
}
return false;
}
function isTypeAssignableToKind(source, kind, strict) {
if (source.flags & kind) {
return true;
}
if (strict && source.flags & (3 | 4096 | 8192 | 16384)) {
return false;
}
return !!(kind & 168) && isTypeAssignableTo(source, numberType) ||
!!(kind & 68) && isTypeAssignableTo(source, stringType) ||
!!(kind & 272) && isTypeAssignableTo(source, booleanType) ||
!!(kind & 4096) && isTypeAssignableTo(source, voidType) ||
!!(kind & 32768) && isTypeAssignableTo(source, neverType) ||
!!(kind & 16384) && isTypeAssignableTo(source, nullType) ||
!!(kind & 8192) && isTypeAssignableTo(source, undefinedType) ||
!!(kind & 1024) && isTypeAssignableTo(source, esSymbolType) ||
!!(kind & 16777216) && isTypeAssignableTo(source, nonPrimitiveType);
}
function allTypesAssignableToKind(source, kind, strict) {
return source.flags & 262144 ?
ts.every(source.types, function (subType) { return allTypesAssignableToKind(subType, kind, strict); }) :
isTypeAssignableToKind(source, kind, strict);
}
function isConstEnumObjectType(type) {
return !!(ts.getObjectFlags(type) & 16) && !!type.symbol && isConstEnumSymbol(type.symbol);
}
function isConstEnumSymbol(symbol) {
return (symbol.flags & 128) !== 0;
}
function checkInstanceOfExpression(left, right, leftType, rightType) {
if (leftType === silentNeverType || rightType === silentNeverType) {
return silentNeverType;
}
if (!isTypeAny(leftType) &&
allTypesAssignableToKind(leftType, 32764)) {
error(left, ts.Diagnostics.The_left_hand_side_of_an_instanceof_expression_must_be_of_type_any_an_object_type_or_a_type_parameter);
}
if (!(isTypeAny(rightType) || typeHasCallOrConstructSignatures(rightType) || isTypeSubtypeOf(rightType, globalFunctionType))) {
error(right, ts.Diagnostics.The_right_hand_side_of_an_instanceof_expression_must_be_of_type_any_or_of_a_type_assignable_to_the_Function_interface_type);
}
return booleanType;
}
function checkInExpression(left, right, leftType, rightType) {
if (leftType === silentNeverType || rightType === silentNeverType) {
return silentNeverType;
}
leftType = checkNonNullType(leftType, left);
rightType = checkNonNullType(rightType, right);
if (!(isTypeComparableTo(leftType, stringType) || isTypeAssignableToKind(leftType, 168 | 3072))) {
error(left, ts.Diagnostics.The_left_hand_side_of_an_in_expression_must_be_of_type_any_string_number_or_symbol);
}
if (!isTypeAssignableToKind(rightType, 16777216 | 14745600)) {
error(right, ts.Diagnostics.The_right_hand_side_of_an_in_expression_must_be_of_type_any_an_object_type_or_a_type_parameter);
}
return booleanType;
}
function checkObjectLiteralAssignment(node, sourceType) {
var properties = node.properties;
if (strictNullChecks && properties.length === 0) {
return checkNonNullType(sourceType, node);
}
for (var _i = 0, properties_7 = properties; _i < properties_7.length; _i++) {
var p = properties_7[_i];
checkObjectLiteralDestructuringPropertyAssignment(sourceType, p, properties);
}
return sourceType;
}
function checkObjectLiteralDestructuringPropertyAssignment(objectLiteralType, property, allProperties) {
if (property.kind === 273 || property.kind === 274) {
var name = property.name;
if (name.kind === 147) {
checkComputedPropertyName(name);
}
if (isComputedNonLiteralName(name)) {
return undefined;
}
var text = ts.getTextOfPropertyName(name);
var type = isTypeAny(objectLiteralType)
? objectLiteralType
: getTypeOfPropertyOfType(objectLiteralType, text) ||
isNumericLiteralName(text) && getIndexTypeOfType(objectLiteralType, 1) ||
getIndexTypeOfType(objectLiteralType, 0);
if (type) {
if (property.kind === 274) {
return checkDestructuringAssignment(property, type);
}
else {
return checkDestructuringAssignment(property.initializer, type);
}
}
else {
error(name, ts.Diagnostics.Type_0_has_no_property_1_and_no_string_index_signature, typeToString(objectLiteralType), ts.declarationNameToString(name));
}
}
else if (property.kind === 275) {
if (languageVersion < 6) {
checkExternalEmitHelpers(property, 4);
}
var nonRestNames = [];
if (allProperties) {
for (var i = 0; i < allProperties.length - 1; i++) {
nonRestNames.push(allProperties[i].name);
}
}
var type = getRestType(objectLiteralType, nonRestNames, objectLiteralType.symbol);
checkGrammarForDisallowedTrailingComma(allProperties, ts.Diagnostics.A_rest_parameter_or_binding_pattern_may_not_have_a_trailing_comma);
return checkDestructuringAssignment(property.expression, type);
}
else {
error(property, ts.Diagnostics.Property_assignment_expected);
}
}
function checkArrayLiteralAssignment(node, sourceType, checkMode) {
var elements = node.elements;
if (languageVersion < 2 && compilerOptions.downlevelIteration) {
checkExternalEmitHelpers(node, 512);
}
var elementType = checkIteratedTypeOrElementType(sourceType, node, false, false) || errorType;
for (var i = 0; i < elements.length; i++) {
checkArrayLiteralDestructuringElementAssignment(node, sourceType, i, elementType, checkMode);
}
return sourceType;
}
function checkArrayLiteralDestructuringElementAssignment(node, sourceType, elementIndex, elementType, checkMode) {
var elements = node.elements;
var element = elements[elementIndex];
if (element.kind !== 208) {
if (element.kind !== 206) {
var propName = "" + elementIndex;
var type = isTypeAny(sourceType) ? sourceType :
isTupleLikeType(sourceType) ? getTupleElementType(sourceType, elementIndex) :
elementType;
if (type) {
return checkDestructuringAssignment(element, type, checkMode);
}
checkExpression(element);
if (isTupleType(sourceType)) {
error(element, ts.Diagnostics.Tuple_type_0_with_length_1_cannot_be_assigned_to_tuple_with_length_2, typeToString(sourceType), getTypeReferenceArity(sourceType), elements.length);
}
else {
error(element, ts.Diagnostics.Type_0_has_no_property_1, typeToString(sourceType), propName);
}
}
else {
if (elementIndex < elements.length - 1) {
error(element, ts.Diagnostics.A_rest_element_must_be_last_in_a_destructuring_pattern);
}
else {
var restExpression = element.expression;
if (restExpression.kind === 202 && restExpression.operatorToken.kind === 58) {
error(restExpression.operatorToken, ts.Diagnostics.A_rest_element_cannot_have_an_initializer);
}
else {
checkGrammarForDisallowedTrailingComma(node.elements, ts.Diagnostics.A_rest_parameter_or_binding_pattern_may_not_have_a_trailing_comma);
var type = isTupleType(sourceType) ?
getArrayLiteralType((sourceType.typeArguments || ts.emptyArray).slice(elementIndex, getTypeReferenceArity(sourceType))) :
createArrayType(elementType);
return checkDestructuringAssignment(restExpression, type, checkMode);
}
}
}
}
return undefined;
}
function checkDestructuringAssignment(exprOrAssignment, sourceType, checkMode) {
var target;
if (exprOrAssignment.kind === 274) {
var prop = exprOrAssignment;
if (prop.objectAssignmentInitializer) {
if (strictNullChecks &&
!(getFalsyFlags(checkExpression(prop.objectAssignmentInitializer)) & 8192)) {
sourceType = getTypeWithFacts(sourceType, 131072);
}
checkBinaryLikeExpression(prop.name, prop.equalsToken, prop.objectAssignmentInitializer, checkMode);
}
target = exprOrAssignment.name;
}
else {
target = exprOrAssignment;
}
if (target.kind === 202 && target.operatorToken.kind === 58) {
checkBinaryExpression(target, checkMode);
target = target.left;
}
if (target.kind === 186) {
return checkObjectLiteralAssignment(target, sourceType);
}
if (target.kind === 185) {
return checkArrayLiteralAssignment(target, sourceType, checkMode);
}
return checkReferenceAssignment(target, sourceType, checkMode);
}
function checkReferenceAssignment(target, sourceType, checkMode) {
var targetType = checkExpression(target, checkMode);
var error = target.parent.kind === 275 ?
ts.Diagnostics.The_target_of_an_object_rest_assignment_must_be_a_variable_or_a_property_access :
ts.Diagnostics.The_left_hand_side_of_an_assignment_expression_must_be_a_variable_or_a_property_access;
if (checkReferenceExpression(target, error)) {
checkTypeAssignableToAndOptionallyElaborate(sourceType, targetType, target, target);
}
return sourceType;
}
function isSideEffectFree(node) {
node = ts.skipParentheses(node);
switch (node.kind) {
case 71:
case 9:
case 12:
case 191:
case 204:
case 13:
case 8:
case 101:
case 86:
case 95:
case 140:
case 194:
case 207:
case 195:
case 185:
case 186:
case 197:
case 211:
case 259:
case 258:
return true;
case 203:
return isSideEffectFree(node.whenTrue) &&
isSideEffectFree(node.whenFalse);
case 202:
if (ts.isAssignmentOperator(node.operatorToken.kind)) {
return false;
}
return isSideEffectFree(node.left) &&
isSideEffectFree(node.right);
case 200:
case 201:
switch (node.operator) {
case 51:
case 37:
case 38:
case 52:
return true;
}
return false;
case 198:
case 192:
case 210:
default:
return false;
}
}
function isTypeEqualityComparableTo(source, target) {
return (target.flags & 24576) !== 0 || isTypeComparableTo(source, target);
}
function checkBinaryExpression(node, checkMode) {
if (ts.isInJavaScriptFile(node) && ts.getAssignedJavascriptInitializer(node)) {
return checkExpression(node.right, checkMode);
}
return checkBinaryLikeExpression(node.left, node.operatorToken, node.right, checkMode, node);
}
function checkBinaryLikeExpression(left, operatorToken, right, checkMode, errorNode) {
var operator = operatorToken.kind;
if (operator === 58 && (left.kind === 186 || left.kind === 185)) {
return checkDestructuringAssignment(left, checkExpression(right, checkMode), checkMode);
}
var leftType = checkExpression(left, checkMode);
var rightType = checkExpression(right, checkMode);
switch (operator) {
case 39:
case 40:
case 61:
case 62:
case 41:
case 63:
case 42:
case 64:
case 38:
case 60:
case 45:
case 65:
case 46:
case 66:
case 47:
case 67:
case 49:
case 69:
case 50:
case 70:
case 48:
case 68:
if (leftType === silentNeverType || rightType === silentNeverType) {
return silentNeverType;
}
leftType = checkNonNullType(leftType, left);
rightType = checkNonNullType(rightType, right);
var suggestedOperator = void 0;
if ((leftType.flags & 272) &&
(rightType.flags & 272) &&
(suggestedOperator = getSuggestedBooleanOperator(operatorToken.kind)) !== undefined) {
error(errorNode || operatorToken, ts.Diagnostics.The_0_operator_is_not_allowed_for_boolean_types_Consider_using_1_instead, ts.tokenToString(operatorToken.kind), ts.tokenToString(suggestedOperator));
}
else {
var leftOk = checkArithmeticOperandType(left, leftType, ts.Diagnostics.The_left_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_or_an_enum_type);
var rightOk = checkArithmeticOperandType(right, rightType, ts.Diagnostics.The_right_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_or_an_enum_type);
if (leftOk && rightOk) {
checkAssignmentOperator(numberType);
}
}
return numberType;
case 37:
case 59:
if (leftType === silentNeverType || rightType === silentNeverType) {
return silentNeverType;
}
if (!isTypeAssignableToKind(leftType, 68) && !isTypeAssignableToKind(rightType, 68)) {
leftType = checkNonNullType(leftType, left);
rightType = checkNonNullType(rightType, right);
}
var resultType = void 0;
if (isTypeAssignableToKind(leftType, 168, true) && isTypeAssignableToKind(rightType, 168, true)) {
resultType = numberType;
}
else if (isTypeAssignableToKind(leftType, 68, true) || isTypeAssignableToKind(rightType, 68, true)) {
resultType = stringType;
}
else if (isTypeAny(leftType) || isTypeAny(rightType)) {
resultType = leftType === errorType || rightType === errorType ? errorType : anyType;
}
if (resultType && !checkForDisallowedESSymbolOperand(operator)) {
return resultType;
}
if (!resultType) {
reportOperatorError();
return anyType;
}
if (operator === 59) {
checkAssignmentOperator(resultType);
}
return resultType;
case 27:
case 29:
case 30:
case 31:
if (checkForDisallowedESSymbolOperand(operator)) {
leftType = getBaseTypeOfLiteralType(checkNonNullType(leftType, left));
rightType = getBaseTypeOfLiteralType(checkNonNullType(rightType, right));
if (!isTypeComparableTo(leftType, rightType) && !isTypeComparableTo(rightType, leftType)) {
reportOperatorError();
}
}
return booleanType;
case 32:
case 33:
case 34:
case 35:
var leftIsLiteral = isLiteralType(leftType);
var rightIsLiteral = isLiteralType(rightType);
if (!leftIsLiteral || !rightIsLiteral) {
leftType = leftIsLiteral ? getBaseTypeOfLiteralType(leftType) : leftType;
rightType = rightIsLiteral ? getBaseTypeOfLiteralType(rightType) : rightType;
}
if (!isTypeEqualityComparableTo(leftType, rightType) && !isTypeEqualityComparableTo(rightType, leftType)) {
reportOperatorError();
}
return booleanType;
case 93:
return checkInstanceOfExpression(left, right, leftType, rightType);
case 92:
return checkInExpression(left, right, leftType, rightType);
case 53:
return getTypeFacts(leftType) & 1048576 ?
getUnionType([extractDefinitelyFalsyTypes(strictNullChecks ? leftType : getBaseTypeOfLiteralType(rightType)), rightType]) :
leftType;
case 54:
return getTypeFacts(leftType) & 2097152 ?
getUnionType([removeDefinitelyFalsyTypes(leftType), rightType], 2) :
leftType;
case 58:
var special = ts.getSpecialPropertyAssignmentKind(left.parent);
checkSpecialAssignment(special, right);
if (isJSSpecialPropertyAssignment(special)) {
return leftType;
}
else {
checkAssignmentOperator(rightType);
return getRegularTypeOfObjectLiteral(rightType);
}
case 26:
if (!compilerOptions.allowUnreachableCode && isSideEffectFree(left) && !isEvalNode(right)) {
error(left, ts.Diagnostics.Left_side_of_comma_operator_is_unused_and_has_no_side_effects);
}
return rightType;
default:
return ts.Debug.fail();
}
function checkSpecialAssignment(special, right) {
if (special === 2) {
var rightType_1 = checkExpression(right, checkMode);
for (var _i = 0, _a = getPropertiesOfObjectType(rightType_1); _i < _a.length; _i++) {
var prop = _a[_i];
var propType = getTypeOfSymbol(prop);
if (propType.symbol && propType.symbol.flags & 32) {
var name = prop.escapedName;
var symbol = resolveName(prop.valueDeclaration, name, 67901928, undefined, name, false);
if (symbol && symbol.declarations.some(ts.isJSDocTypedefTag)) {
grammarErrorOnNode(symbol.declarations[0], ts.Diagnostics.Duplicate_identifier_0, ts.unescapeLeadingUnderscores(name));
return grammarErrorOnNode(prop.valueDeclaration, ts.Diagnostics.Duplicate_identifier_0, ts.unescapeLeadingUnderscores(name));
}
}
}
}
}
function isEvalNode(node) {
return node.kind === 71 && node.escapedText === "eval";
}
function checkForDisallowedESSymbolOperand(operator) {
var offendingSymbolOperand = maybeTypeOfKind(leftType, 3072) ? left :
maybeTypeOfKind(rightType, 3072) ? right :
undefined;
if (offendingSymbolOperand) {
error(offendingSymbolOperand, ts.Diagnostics.The_0_operator_cannot_be_applied_to_type_symbol, ts.tokenToString(operator));
return false;
}
return true;
}
function getSuggestedBooleanOperator(operator) {
switch (operator) {
case 49:
case 69:
return 54;
case 50:
case 70:
return 35;
case 48:
case 68:
return 53;
default:
return undefined;
}
}
function checkAssignmentOperator(valueType) {
if (produceDiagnostics && ts.isAssignmentOperator(operator)) {
if (checkReferenceExpression(left, ts.Diagnostics.The_left_hand_side_of_an_assignment_expression_must_be_a_variable_or_a_property_access)
&& (!ts.isIdentifier(left) || ts.unescapeLeadingUnderscores(left.escapedText) !== "exports")) {
checkTypeAssignableToAndOptionallyElaborate(valueType, leftType, left, right);
}
}
}
function isJSSpecialPropertyAssignment(special) {
switch (special) {
case 1:
case 2:
case 5:
case 6:
case 3:
case 4:
var symbol = getSymbolOfNode(left);
var init = ts.getAssignedJavascriptInitializer(right);
return init && ts.isObjectLiteralExpression(init) &&
symbol && ts.hasEntries(symbol.exports);
default:
return false;
}
}
function reportOperatorError() {
var leftStr = typeToString(leftType);
var rightStr = typeToString(rightType);
var errNode = errorNode || operatorToken;
if (!tryGiveBetterPrimaryError(errNode, leftStr, rightStr)) {
error(errNode, ts.Diagnostics.Operator_0_cannot_be_applied_to_types_1_and_2, ts.tokenToString(operatorToken.kind), leftStr, rightStr);
}
}
function tryGiveBetterPrimaryError(errNode, leftStr, rightStr) {
switch (operatorToken.kind) {
case 34:
case 32:
return error(errNode, ts.Diagnostics.This_condition_will_always_return_0_since_the_types_1_and_2_have_no_overlap, "false", leftStr, rightStr);
case 35:
case 33:
return error(errNode, ts.Diagnostics.This_condition_will_always_return_0_since_the_types_1_and_2_have_no_overlap, "true", leftStr, rightStr);
}
return undefined;
}
}
function isYieldExpressionInClass(node) {
var current = node;
var parent = node.parent;
while (parent) {
if (ts.isFunctionLike(parent) && current === parent.body) {
return false;
}
else if (ts.isClassLike(current)) {
return true;
}
current = parent;
parent = parent.parent;
}
return false;
}
function checkYieldExpression(node) {
if (produceDiagnostics) {
if (!(node.flags & 4096) || isYieldExpressionInClass(node)) {
grammarErrorOnFirstToken(node, ts.Diagnostics.A_yield_expression_is_only_allowed_in_a_generator_body);
}
if (isInParameterInitializerBeforeContainingFunction(node)) {
error(node, ts.Diagnostics.yield_expressions_cannot_be_used_in_a_parameter_initializer);
}
}
var func = ts.getContainingFunction(node);
if (!func)
return anyType;
var functionFlags = ts.getFunctionFlags(func);
if (!(functionFlags & 1)) {
return anyType;
}
if (node.asteriskToken) {
if ((functionFlags & 3) === 3 &&
languageVersion < 6) {
checkExternalEmitHelpers(node, 26624);
}
if ((functionFlags & 3) === 1 &&
languageVersion < 2 && compilerOptions.downlevelIteration) {
checkExternalEmitHelpers(node, 256);
}
}
var isAsync = (functionFlags & 2) !== 0;
var yieldedType = getYieldedTypeOfYieldExpression(node, isAsync);
var returnType = ts.getEffectiveReturnTypeNode(func);
if (returnType) {
var signatureElementType = getIteratedTypeOfGenerator(getTypeFromTypeNode(returnType), isAsync) || anyType;
checkTypeAssignableToAndOptionallyElaborate(yieldedType, signatureElementType, node.expression || node, node.expression);
}
return anyType;
}
function checkConditionalExpression(node, checkMode) {
checkExpression(node.condition);
var type1 = checkExpression(node.whenTrue, checkMode);
var type2 = checkExpression(node.whenFalse, checkMode);
return getUnionType([type1, type2], 2);
}
function checkTemplateExpression(node) {
ts.forEach(node.templateSpans, function (templateSpan) {
if (maybeTypeOfKind(checkExpression(templateSpan.expression), 3072)) {
error(templateSpan.expression, ts.Diagnostics.Type_0_cannot_be_converted_to_type_1, typeToString(esSymbolType), typeToString(stringType));
}
});
return stringType;
}
function getContextNode(node) {
if (node.kind === 266) {
return node.parent.parent;
}
return node;
}
function checkExpressionWithContextualType(node, contextualType, contextualMapper) {
var context = getContextNode(node);
var saveContextualType = context.contextualType;
var saveContextualMapper = context.contextualMapper;
context.contextualType = contextualType;
context.contextualMapper = contextualMapper;
var checkMode = contextualMapper === identityMapper ? 1 :
contextualMapper ? 2 : 3;
var result = checkExpression(node, checkMode);
context.contextualType = saveContextualType;
context.contextualMapper = saveContextualMapper;
return result;
}
function checkExpressionCached(node, checkMode) {
var links = getNodeLinks(node);
if (!links.resolvedType) {
if (checkMode) {
return checkExpression(node, checkMode);
}
var saveFlowLoopStart = flowLoopStart;
flowLoopStart = flowLoopCount;
links.resolvedType = checkExpression(node, checkMode);
flowLoopStart = saveFlowLoopStart;
}
return links.resolvedType;
}
function isTypeAssertion(node) {
node = ts.skipParentheses(node);
return node.kind === 192 || node.kind === 210;
}
function checkDeclarationInitializer(declaration) {
var initializer = ts.getEffectiveInitializer(declaration);
var type = getTypeOfExpression(initializer, true);
var widened = ts.getCombinedNodeFlags(declaration) & 2 ||
(ts.getCombinedModifierFlags(declaration) & 64 && !ts.isParameterPropertyDeclaration(declaration)) ||
isTypeAssertion(initializer) ? type : getWidenedLiteralType(type);
if (ts.isInJavaScriptFile(declaration)) {
if (widened.flags & 24576) {
if (noImplicitAny) {
reportImplicitAnyError(declaration, anyType);
}
return anyType;
}
else if (isEmptyArrayLiteralType(widened)) {
if (noImplicitAny) {
reportImplicitAnyError(declaration, anyArrayType);
}
return anyArrayType;
}
}
return widened;
}
function isLiteralOfContextualType(candidateType, contextualType) {
if (contextualType) {
if (contextualType.flags & 786432) {
var types = contextualType.types;
return ts.some(types, function (t) { return isLiteralOfContextualType(candidateType, t); });
}
if (contextualType.flags & 14745600) {
var constraint = getBaseConstraintOfType(contextualType) || emptyObjectType;
return maybeTypeOfKind(constraint, 4) && maybeTypeOfKind(candidateType, 64) ||
maybeTypeOfKind(constraint, 8) && maybeTypeOfKind(candidateType, 128) ||
maybeTypeOfKind(constraint, 1024) && maybeTypeOfKind(candidateType, 2048) ||
isLiteralOfContextualType(candidateType, constraint);
}
return !!(contextualType.flags & (64 | 1048576) && maybeTypeOfKind(candidateType, 64) ||
contextualType.flags & 128 && maybeTypeOfKind(candidateType, 128) ||
contextualType.flags & 256 && maybeTypeOfKind(candidateType, 256) ||
contextualType.flags & 2048 && maybeTypeOfKind(candidateType, 2048));
}
return false;
}
function checkExpressionForMutableLocation(node, checkMode, contextualType) {
if (arguments.length === 2) {
contextualType = getContextualType(node);
}
var type = checkExpression(node, checkMode);
return isTypeAssertion(node) ? type :
getWidenedLiteralLikeTypeForContextualType(type, contextualType);
}
function checkPropertyAssignment(node, checkMode) {
if (node.name.kind === 147) {
checkComputedPropertyName(node.name);
}
return checkExpressionForMutableLocation(node.initializer, checkMode);
}
function checkObjectLiteralMethod(node, checkMode) {
checkGrammarMethod(node);
if (node.name.kind === 147) {
checkComputedPropertyName(node.name);
}
var uninstantiatedType = checkFunctionExpressionOrObjectLiteralMethod(node, checkMode);
return instantiateTypeWithSingleGenericCallSignature(node, uninstantiatedType, checkMode);
}
function instantiateTypeWithSingleGenericCallSignature(node, type, checkMode) {
if (checkMode === 2) {
var signature = getSingleCallSignature(type);
if (signature && signature.typeParameters) {
var contextualType = getApparentTypeOfContextualType(node);
if (contextualType) {
var contextualSignature = getSingleCallSignature(getNonNullableType(contextualType));
if (contextualSignature && !contextualSignature.typeParameters) {
return getOrCreateTypeFromSignature(instantiateSignatureInContextOf(signature, contextualSignature, getContextualMapper(node)));
}
}
}
}
return type;
}
function getTypeOfExpression(node, cache) {
if (node.kind === 189 && node.expression.kind !== 97 && !ts.isRequireCall(node, true) && !isSymbolOrSymbolForCall(node)) {
var funcType = checkNonNullExpression(node.expression);
var signature = getSingleCallSignature(funcType);
if (signature && !signature.typeParameters) {
return getReturnTypeOfSignature(signature);
}
}
return cache ? checkExpressionCached(node) : checkExpression(node);
}
function getContextFreeTypeOfExpression(node) {
var saveContextualType = node.contextualType;
node.contextualType = anyType;
var type = getTypeOfExpression(node);
node.contextualType = saveContextualType;
return type;
}
function checkExpresionNoReturn(node) {
checkExpression(node);
}
function checkExpression(node, checkMode) {
var type;
if (node.kind === 146) {
type = checkQualifiedName(node);
}
else {
var uninstantiatedType = checkExpressionWorker(node, checkMode);
type = instantiateTypeWithSingleGenericCallSignature(node, uninstantiatedType, checkMode);
}
if (isConstEnumObjectType(type)) {
var ok = (node.parent.kind === 187 && node.parent.expression === node) ||
(node.parent.kind === 188 && node.parent.expression === node) ||
((node.kind === 71 || node.kind === 146) && isInRightSideOfImportOrExportAssignment(node) ||
(node.parent.kind === 165 && node.parent.exprName === node));
if (!ok) {
error(node, ts.Diagnostics.const_enums_can_only_be_used_in_property_or_index_access_expressions_or_the_right_hand_side_of_an_import_declaration_or_export_assignment_or_type_query);
}
}
return type;
}
function checkParenthesizedExpression(node, checkMode) {
var tag = ts.isInJavaScriptFile(node) ? ts.getJSDocTypeTag(node) : undefined;
if (tag) {
return checkAssertionWorker(tag, tag.typeExpression.type, node.expression, checkMode);
}
return checkExpression(node.expression, checkMode);
}
function checkExpressionWorker(node, checkMode) {
switch (node.kind) {
case 71:
return checkIdentifier(node);
case 99:
return checkThisExpression(node);
case 97:
return checkSuperExpression(node);
case 95:
return nullWideningType;
case 13:
case 9:
return getFreshTypeOfLiteralType(getLiteralType(node.text));
case 8:
checkGrammarNumericLiteral(node);
return getFreshTypeOfLiteralType(getLiteralType(+node.text));
case 101:
return trueType;
case 86:
return falseType;
case 204:
return checkTemplateExpression(node);
case 12:
return globalRegExpType;
case 185:
return checkArrayLiteral(node, checkMode);
case 186:
return checkObjectLiteral(node, checkMode);
case 187:
return checkPropertyAccessExpression(node);
case 188:
return checkIndexedAccess(node);
case 189:
if (node.expression.kind === 91) {
return checkImportCallExpression(node);
}
case 190:
return checkCallExpression(node);
case 191:
return checkTaggedTemplateExpression(node);
case 193:
return checkParenthesizedExpression(node, checkMode);
case 207:
return checkClassExpression(node);
case 194:
case 195:
return checkFunctionExpressionOrObjectLiteralMethod(node, checkMode);
case 197:
return checkTypeOfExpression(node);
case 192:
case 210:
return checkAssertion(node);
case 211:
return checkNonNullAssertion(node);
case 212:
return checkMetaProperty(node);
case 196:
return checkDeleteExpression(node);
case 198:
return checkVoidExpression(node);
case 199:
return checkAwaitExpression(node);
case 200:
return checkPrefixUnaryExpression(node);
case 201:
return checkPostfixUnaryExpression(node);
case 202:
return checkBinaryExpression(node, checkMode);
case 203:
return checkConditionalExpression(node, checkMode);
case 206:
return checkSpreadExpression(node, checkMode);
case 208:
return undefinedWideningType;
case 205:
return checkYieldExpression(node);
case 213:
return node.type;
case 268:
return checkJsxExpression(node, checkMode);
case 258:
return checkJsxElement(node, checkMode);
case 259:
return checkJsxSelfClosingElement(node, checkMode);
case 262:
return checkJsxFragment(node, checkMode);
case 266:
return checkJsxAttributes(node, checkMode);
case 260:
ts.Debug.fail("Shouldn't ever directly check a JsxOpeningElement");
}
return errorType;
}
function checkTypeParameter(node) {
if (node.expression) {
grammarErrorOnFirstToken(node.expression, ts.Diagnostics.Type_expected);
}
checkSourceElement(node.constraint);
checkSourceElement(node.default);
var typeParameter = getDeclaredTypeOfTypeParameter(getSymbolOfNode(node));
if (!hasNonCircularBaseConstraint(typeParameter)) {
error(node.constraint, ts.Diagnostics.Type_parameter_0_has_a_circular_constraint, typeToString(typeParameter));
}
if (!hasNonCircularTypeParameterDefault(typeParameter)) {
error(node.default, ts.Diagnostics.Type_parameter_0_has_a_circular_default, typeToString(typeParameter));
}
var constraintType = getConstraintOfTypeParameter(typeParameter);
var defaultType = getDefaultFromTypeParameter(typeParameter);
if (constraintType && defaultType) {
checkTypeAssignableTo(defaultType, getTypeWithThisArgument(constraintType, defaultType), node.default, ts.Diagnostics.Type_0_does_not_satisfy_the_constraint_1);
}
if (produceDiagnostics) {
checkTypeNameIsReserved(node.name, ts.Diagnostics.Type_parameter_name_cannot_be_0);
}
}
function isRestParameterType(type) {
return isArrayType(type) || isTupleType(type) || type.flags & 15794176 && isTypeAssignableTo(type, anyArrayType);
}
function checkParameter(node) {
checkGrammarDecoratorsAndModifiers(node);
checkVariableLikeDeclaration(node);
var func = ts.getContainingFunction(node);
if (ts.hasModifier(node, 92)) {
if (!(func.kind === 155 && ts.nodeIsPresent(func.body))) {
error(node, ts.Diagnostics.A_parameter_property_is_only_allowed_in_a_constructor_implementation);
}
}
if (node.questionToken && ts.isBindingPattern(node.name) && func.body) {
error(node, ts.Diagnostics.A_binding_pattern_parameter_cannot_be_optional_in_an_implementation_signature);
}
if (node.name && ts.isIdentifier(node.name) && (node.name.escapedText === "this" || node.name.escapedText === "new")) {
if (func.parameters.indexOf(node) !== 0) {
error(node, ts.Diagnostics.A_0_parameter_must_be_the_first_parameter, node.name.escapedText);
}
if (func.kind === 155 || func.kind === 159 || func.kind === 164) {
error(node, ts.Diagnostics.A_constructor_cannot_have_a_this_parameter);
}
}
if (node.dotDotDotToken && !ts.isBindingPattern(node.name) && !isRestParameterType(getTypeOfSymbol(node.symbol))) {
error(node, ts.Diagnostics.A_rest_parameter_must_be_of_an_array_type);
}
}
function getTypePredicateParameterIndex(parameterList, parameter) {
if (parameterList) {
for (var i = 0; i < parameterList.length; i++) {
var param = parameterList[i];
if (param.name.kind === 71 && param.name.escapedText === parameter.escapedText) {
return i;
}
}
}
return -1;
}
function checkTypePredicate(node) {
var parent = getTypePredicateParent(node);
if (!parent) {
error(node, ts.Diagnostics.A_type_predicate_is_only_allowed_in_return_type_position_for_functions_and_methods);
return;
}
var typePredicate = getTypePredicateOfSignature(getSignatureFromDeclaration(parent));
if (!typePredicate) {
return;
}
checkSourceElement(node.type);
var parameterName = node.parameterName;
if (ts.isThisTypePredicate(typePredicate)) {
getTypeFromThisTypeNode(parameterName);
}
else {
if (typePredicate.parameterIndex >= 0) {
if (parent.parameters[typePredicate.parameterIndex].dotDotDotToken) {
error(parameterName, ts.Diagnostics.A_type_predicate_cannot_reference_a_rest_parameter);
}
else {
var leadingError = function () { return ts.chainDiagnosticMessages(undefined, ts.Diagnostics.A_type_predicate_s_type_must_be_assignable_to_its_parameter_s_type); };
checkTypeAssignableTo(typePredicate.type, getTypeOfNode(parent.parameters[typePredicate.parameterIndex]), node.type, undefined, leadingError);
}
}
else if (parameterName) {
var hasReportedError = false;
for (var _i = 0, _a = parent.parameters; _i < _a.length; _i++) {
var name = _a[_i].name;
if (ts.isBindingPattern(name) &&
checkIfTypePredicateVariableIsDeclaredInBindingPattern(name, parameterName, typePredicate.parameterName)) {
hasReportedError = true;
break;
}
}
if (!hasReportedError) {
error(node.parameterName, ts.Diagnostics.Cannot_find_parameter_0, typePredicate.parameterName);
}
}
}
}
function getTypePredicateParent(node) {
switch (node.parent.kind) {
case 195:
case 158:
case 237:
case 194:
case 163:
case 154:
case 153:
var parent = node.parent;
if (node === parent.type) {
return parent;
}
}
}
function checkIfTypePredicateVariableIsDeclaredInBindingPattern(pattern, predicateVariableNode, predicateVariableName) {
for (var _i = 0, _a = pattern.elements; _i < _a.length; _i++) {
var element = _a[_i];
if (ts.isOmittedExpression(element)) {
continue;
}
var name = element.name;
if (name.kind === 71 && name.escapedText === predicateVariableName) {
error(predicateVariableNode, ts.Diagnostics.A_type_predicate_cannot_reference_element_0_in_a_binding_pattern, predicateVariableName);
return true;
}
else if (name.kind === 183 || name.kind === 182) {
if (checkIfTypePredicateVariableIsDeclaredInBindingPattern(name, predicateVariableNode, predicateVariableName)) {
return true;
}
}
}
}
function checkSignatureDeclaration(node) {
if (node.kind === 160) {
checkGrammarIndexSignature(node);
}
else if (node.kind === 163 || node.kind === 237 || node.kind === 164 ||
node.kind === 158 || node.kind === 155 ||
node.kind === 159) {
checkGrammarFunctionLikeDeclaration(node);
}
var functionFlags = ts.getFunctionFlags(node);
if (!(functionFlags & 4)) {
if ((functionFlags & 3) === 3 && languageVersion < 6) {
checkExternalEmitHelpers(node, 6144);
}
if ((functionFlags & 3) === 2 && languageVersion < 4) {
checkExternalEmitHelpers(node, 64);
}
if ((functionFlags & 3) !== 0 && languageVersion < 2) {
checkExternalEmitHelpers(node, 128);
}
}
checkTypeParameters(node.typeParameters);
ts.forEach(node.parameters, checkParameter);
if (node.type) {
checkSourceElement(node.type);
}
if (produceDiagnostics) {
checkCollisionWithArgumentsInGeneratedCode(node);
var returnTypeNode = ts.getEffectiveReturnTypeNode(node);
if (noImplicitAny && !returnTypeNode) {
switch (node.kind) {
case 159:
error(node, ts.Diagnostics.Construct_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type);
break;
case 158:
error(node, ts.Diagnostics.Call_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type);
break;
}
}
if (returnTypeNode) {
var functionFlags_1 = ts.getFunctionFlags(node);
if ((functionFlags_1 & (4 | 1)) === 1) {
var returnType = getTypeFromTypeNode(returnTypeNode);
if (returnType === voidType) {
error(returnTypeNode, ts.Diagnostics.A_generator_cannot_have_a_void_type_annotation);
}
else {
var generatorElementType = getIteratedTypeOfGenerator(returnType, (functionFlags_1 & 2) !== 0) || anyType;
var iterableIteratorInstantiation = functionFlags_1 & 2
? createAsyncIterableIteratorType(generatorElementType)
: createIterableIteratorType(generatorElementType);
checkTypeAssignableTo(iterableIteratorInstantiation, returnType, returnTypeNode);
}
}
else if ((functionFlags_1 & 3) === 2) {
checkAsyncFunctionReturnType(node);
}
}
if (node.kind !== 160 && node.kind !== 287) {
registerForUnusedIdentifiersCheck(node);
}
}
}
function checkClassForDuplicateDeclarations(node) {
var instanceNames = ts.createUnderscoreEscapedMap();
var staticNames = ts.createUnderscoreEscapedMap();
for (var _i = 0, _a = node.members; _i < _a.length; _i++) {
var member = _a[_i];
if (member.kind === 155) {
for (var _b = 0, _c = member.parameters; _b < _c.length; _b++) {
var param = _c[_b];
if (ts.isParameterPropertyDeclaration(param) && !ts.isBindingPattern(param.name)) {
addName(instanceNames, param.name, param.name.escapedText, 3);
}
}
}
else {
var isStatic = ts.hasModifier(member, 32);
var names = isStatic ? staticNames : instanceNames;
var name = member.name;
var memberName = name && ts.getPropertyNameForPropertyNameNode(name);
if (name && memberName) {
switch (member.kind) {
case 156:
addName(names, name, memberName, 1);
break;
case 157:
addName(names, name, memberName, 2);
break;
case 152:
addName(names, name, memberName, 3);
break;
case 154:
addName(names, name, memberName, 4);
break;
}
}
}
}
function addName(names, location, name, meaning) {
var prev = names.get(name);
if (prev) {
if (prev & 4) {
if (meaning !== 4) {
error(location, ts.Diagnostics.Duplicate_identifier_0, ts.getTextOfNode(location));
}
}
else if (prev & meaning) {
error(location, ts.Diagnostics.Duplicate_identifier_0, ts.getTextOfNode(location));
}
else {
names.set(name, prev | meaning);
}
}
else {
names.set(name, meaning);
}
}
}
function checkClassForStaticPropertyNameConflicts(node) {
for (var _i = 0, _a = node.members; _i < _a.length; _i++) {
var member = _a[_i];
var memberNameNode = member.name;
var isStatic = ts.hasModifier(member, 32);
if (isStatic && memberNameNode) {
var memberName = ts.getPropertyNameForPropertyNameNode(memberNameNode);
switch (memberName) {
case "name":
case "length":
case "caller":
case "arguments":
case "prototype":
var message = ts.Diagnostics.Static_property_0_conflicts_with_built_in_property_Function_0_of_constructor_function_1;
var className = getNameOfSymbolAsWritten(getSymbolOfNode(node));
error(memberNameNode, message, memberName, className);
break;
}
}
}
}
function checkObjectTypeForDuplicateDeclarations(node) {
var names = ts.createMap();
for (var _i = 0, _a = node.members; _i < _a.length; _i++) {
var member = _a[_i];
if (member.kind === 151) {
var memberName = void 0;
var name = member.name;
switch (name.kind) {
case 9:
case 8:
memberName = name.text;
break;
case 71:
memberName = ts.idText(name);
break;
default:
continue;
}
if (names.get(memberName)) {
error(ts.getNameOfDeclaration(member.symbol.valueDeclaration), ts.Diagnostics.Duplicate_identifier_0, memberName);
error(member.name, ts.Diagnostics.Duplicate_identifier_0, memberName);
}
else {
names.set(memberName, true);
}
}
}
}
function checkTypeForDuplicateIndexSignatures(node) {
if (node.kind === 239) {
var nodeSymbol = getSymbolOfNode(node);
if (nodeSymbol.declarations.length > 0 && nodeSymbol.declarations[0] !== node) {
return;
}
}
var indexSymbol = getIndexSymbol(getSymbolOfNode(node));
if (indexSymbol) {
var seenNumericIndexer = false;
var seenStringIndexer = false;
for (var _i = 0, _a = indexSymbol.declarations; _i < _a.length; _i++) {
var decl = _a[_i];
var declaration = decl;
if (declaration.parameters.length === 1 && declaration.parameters[0].type) {
switch (declaration.parameters[0].type.kind) {
case 137:
if (!seenStringIndexer) {
seenStringIndexer = true;
}
else {
error(declaration, ts.Diagnostics.Duplicate_string_index_signature);
}
break;
case 134:
if (!seenNumericIndexer) {
seenNumericIndexer = true;
}
else {
error(declaration, ts.Diagnostics.Duplicate_number_index_signature);
}
break;
}
}
}
}
}
function checkPropertyDeclaration(node) {
if (!checkGrammarDecoratorsAndModifiers(node) && !checkGrammarProperty(node))
checkGrammarComputedPropertyName(node.name);
checkVariableLikeDeclaration(node);
}
function checkMethodDeclaration(node) {
if (!checkGrammarMethod(node))
checkGrammarComputedPropertyName(node.name);
checkFunctionOrMethodDeclaration(node);
if (ts.hasModifier(node, 128) && node.kind === 154 && node.body) {
error(node, ts.Diagnostics.Method_0_cannot_have_an_implementation_because_it_is_marked_abstract, ts.declarationNameToString(node.name));
}
}
function checkConstructorDeclaration(node) {
checkSignatureDeclaration(node);
if (!checkGrammarConstructorTypeParameters(node))
checkGrammarConstructorTypeAnnotation(node);
checkSourceElement(node.body);
var symbol = getSymbolOfNode(node);
var firstDeclaration = ts.getDeclarationOfKind(symbol, node.kind);
if (node === firstDeclaration) {
checkFunctionOrConstructorSymbol(symbol);
}
if (ts.nodeIsMissing(node.body)) {
return;
}
if (!produceDiagnostics) {
return;
}
function isInstancePropertyWithInitializer(n) {
return n.kind === 152 &&
!ts.hasModifier(n, 32) &&
!!n.initializer;
}
var containingClassDecl = node.parent;
if (ts.getEffectiveBaseTypeNode(containingClassDecl)) {
captureLexicalThis(node.parent, containingClassDecl);
var classExtendsNull = classDeclarationExtendsNull(containingClassDecl);
var superCall = getSuperCallInConstructor(node);
if (superCall) {
if (classExtendsNull) {
error(superCall, ts.Diagnostics.A_constructor_cannot_contain_a_super_call_when_its_class_extends_null);
}
var superCallShouldBeFirst = ts.some(node.parent.members, isInstancePropertyWithInitializer) ||
ts.some(node.parameters, function (p) { return ts.hasModifier(p, 92); });
if (superCallShouldBeFirst) {
var statements = node.body.statements;
var superCallStatement = void 0;
for (var _i = 0, statements_2 = statements; _i < statements_2.length; _i++) {
var statement = statements_2[_i];
if (statement.kind === 219 && ts.isSuperCall(statement.expression)) {
superCallStatement = statement;
break;
}
if (!ts.isPrologueDirective(statement)) {
break;
}
}
if (!superCallStatement) {
error(node, ts.Diagnostics.A_super_call_must_be_the_first_statement_in_the_constructor_when_a_class_contains_initialized_properties_or_has_parameter_properties);
}
}
}
else if (!classExtendsNull) {
error(node, ts.Diagnostics.Constructors_for_derived_classes_must_contain_a_super_call);
}
}
}
function checkAccessorDeclaration(node) {
if (produceDiagnostics) {
if (!checkGrammarFunctionLikeDeclaration(node) && !checkGrammarAccessor(node))
checkGrammarComputedPropertyName(node.name);
checkDecorators(node);
checkSignatureDeclaration(node);
if (node.kind === 156) {
if (!(node.flags & 4194304) && ts.nodeIsPresent(node.body) && (node.flags & 128)) {
if (!(node.flags & 256)) {
error(node.name, ts.Diagnostics.A_get_accessor_must_return_a_value);
}
}
}
if (node.name.kind === 147) {
checkComputedPropertyName(node.name);
}
if (!hasNonBindableDynamicName(node)) {
var otherKind = node.kind === 156 ? 157 : 156;
var otherAccessor = ts.getDeclarationOfKind(getSymbolOfNode(node), otherKind);
if (otherAccessor) {
var nodeFlags = ts.getModifierFlags(node);
var otherFlags = ts.getModifierFlags(otherAccessor);
if ((nodeFlags & 28) !== (otherFlags & 28)) {
error(node.name, ts.Diagnostics.Getter_and_setter_accessors_do_not_agree_in_visibility);
}
if ((nodeFlags & 128) !== (otherFlags & 128)) {
error(node.name, ts.Diagnostics.Accessors_must_both_be_abstract_or_non_abstract);
}
checkAccessorDeclarationTypesIdentical(node, otherAccessor, getAnnotatedAccessorType, ts.Diagnostics.get_and_set_accessor_must_have_the_same_type);
checkAccessorDeclarationTypesIdentical(node, otherAccessor, getThisTypeOfDeclaration, ts.Diagnostics.get_and_set_accessor_must_have_the_same_this_type);
}
}
var returnType = getTypeOfAccessors(getSymbolOfNode(node));
if (node.kind === 156) {
checkAllCodePathsInNonVoidFunctionReturnOrThrow(node, returnType);
}
}
checkSourceElement(node.body);
}
function checkAccessorDeclarationTypesIdentical(first, second, getAnnotatedType, message) {
var firstType = getAnnotatedType(first);
var secondType = getAnnotatedType(second);
if (firstType && secondType && !isTypeIdenticalTo(firstType, secondType)) {
error(first, message);
}
}
function checkMissingDeclaration(node) {
checkDecorators(node);
}
function getEffectiveTypeArguments(node, typeParameters) {
return fillMissingTypeArguments(ts.map(node.typeArguments, getTypeFromTypeNode), typeParameters, getMinTypeArgumentCount(typeParameters), ts.isInJavaScriptFile(node));
}
function checkTypeArgumentConstraints(node, typeParameters) {
var typeArguments;
var mapper;
var result = true;
for (var i = 0; i < typeParameters.length; i++) {
var constraint = getConstraintOfTypeParameter(typeParameters[i]);
if (constraint) {
if (!typeArguments) {
typeArguments = getEffectiveTypeArguments(node, typeParameters);
mapper = createTypeMapper(typeParameters, typeArguments);
}
result = result && checkTypeAssignableTo(typeArguments[i], instantiateType(constraint, mapper), node.typeArguments[i], ts.Diagnostics.Type_0_does_not_satisfy_the_constraint_1);
}
}
return result;
}
function getTypeParametersForTypeReference(node) {
var type = getTypeFromTypeReference(node);
if (type !== errorType) {
var symbol = getNodeLinks(node).resolvedSymbol;
if (symbol) {
return symbol.flags & 524288 && getSymbolLinks(symbol).typeParameters ||
(ts.getObjectFlags(type) & 4 ? type.target.localTypeParameters : undefined);
}
}
return undefined;
}
function checkTypeReferenceNode(node) {
checkGrammarTypeArguments(node, node.typeArguments);
if (node.kind === 162 && node.typeName.jsdocDotPos !== undefined && !ts.isInJavaScriptFile(node) && !ts.isInJSDoc(node)) {
grammarErrorAtPos(node, node.typeName.jsdocDotPos, 1, ts.Diagnostics.JSDoc_types_can_only_be_used_inside_documentation_comments);
}
var type = getTypeFromTypeReference(node);
if (type !== errorType) {
if (node.typeArguments) {
ts.forEach(node.typeArguments, checkSourceElement);
if (produceDiagnostics) {
var typeParameters = getTypeParametersForTypeReference(node);
if (typeParameters) {
checkTypeArgumentConstraints(node, typeParameters);
}
}
}
if (type.flags & 32 && getNodeLinks(node).resolvedSymbol.flags & 8) {
error(node, ts.Diagnostics.Enum_type_0_has_members_with_initializers_that_are_not_literals, typeToString(type));
}
}
}
function getTypeArgumentConstraint(node) {
var typeReferenceNode = ts.tryCast(node.parent, ts.isTypeReferenceType);
if (!typeReferenceNode)
return undefined;
var typeParameters = getTypeParametersForTypeReference(typeReferenceNode);
var constraint = getConstraintOfTypeParameter(typeParameters[typeReferenceNode.typeArguments.indexOf(node)]);
return constraint && instantiateType(constraint, createTypeMapper(typeParameters, getEffectiveTypeArguments(typeReferenceNode, typeParameters)));
}
function checkTypeQuery(node) {
getTypeFromTypeQueryNode(node);
}
function checkTypeLiteral(node) {
ts.forEach(node.members, checkSourceElement);
if (produceDiagnostics) {
var type = getTypeFromTypeLiteralOrFunctionOrConstructorTypeNode(node);
checkIndexConstraints(type);
checkTypeForDuplicateIndexSignatures(node);
checkObjectTypeForDuplicateDeclarations(node);
}
}
function checkArrayType(node) {
checkSourceElement(node.elementType);
}
function checkTupleType(node) {
var elementTypes = node.elementTypes;
var seenOptionalElement = false;
for (var i = 0; i < elementTypes.length; i++) {
var e = elementTypes[i];
if (e.kind === 170) {
if (i !== elementTypes.length - 1) {
grammarErrorOnNode(e, ts.Diagnostics.A_rest_element_must_be_last_in_a_tuple_type);
break;
}
if (!isArrayType(getTypeFromTypeNode(e))) {
error(e, ts.Diagnostics.A_rest_element_type_must_be_an_array_type);
}
}
else if (e.kind === 169) {
seenOptionalElement = true;
}
else if (seenOptionalElement) {
grammarErrorOnNode(e, ts.Diagnostics.A_required_element_cannot_follow_an_optional_element);
break;
}
}
checkGrammarForDisallowedTrailingComma(node.elementTypes);
ts.forEach(node.elementTypes, checkSourceElement);
}
function checkUnionOrIntersectionType(node) {
ts.forEach(node.types, checkSourceElement);
}
function checkIndexedAccessIndexType(type, accessNode) {
if (!(type.flags & 2097152)) {
return type;
}
var objectType = type.objectType;
var indexType = type.indexType;
if (isTypeAssignableTo(indexType, getIndexType(objectType, false))) {
if (accessNode.kind === 188 && ts.isAssignmentTarget(accessNode) &&
ts.getObjectFlags(objectType) & 32 && getMappedTypeModifiers(objectType) & 1) {
error(accessNode, ts.Diagnostics.Index_signature_in_type_0_only_permits_reading, typeToString(objectType));
}
return type;
}
if (getIndexInfoOfType(getApparentType(objectType), 1) && isTypeAssignableToKind(indexType, 168)) {
return type;
}
error(accessNode, ts.Diagnostics.Type_0_cannot_be_used_to_index_type_1, typeToString(indexType), typeToString(objectType));
return type;
}
function checkIndexedAccessType(node) {
checkSourceElement(node.objectType);
checkSourceElement(node.indexType);
checkIndexedAccessIndexType(getTypeFromIndexedAccessTypeNode(node), node);
}
function checkMappedType(node) {
checkSourceElement(node.typeParameter);
checkSourceElement(node.type);
if (noImplicitAny && !node.type) {
reportImplicitAnyError(node, anyType);
}
var type = getTypeFromMappedTypeNode(node);
var constraintType = getConstraintTypeFromMappedType(type);
checkTypeAssignableTo(constraintType, keyofConstraintType, node.typeParameter.constraint);
}
function checkTypeOperator(node) {
checkGrammarTypeOperatorNode(node);
checkSourceElement(node.type);
}
function checkConditionalType(node) {
ts.forEachChild(node, checkSourceElement);
}
function checkInferType(node) {
if (!ts.findAncestor(node, function (n) { return n.parent && n.parent.kind === 173 && n.parent.extendsType === n; })) {
grammarErrorOnNode(node, ts.Diagnostics.infer_declarations_are_only_permitted_in_the_extends_clause_of_a_conditional_type);
}
checkSourceElement(node.typeParameter);
}
function checkImportType(node) {
checkSourceElement(node.argument);
getTypeFromTypeNode(node);
}
function isPrivateWithinAmbient(node) {
return ts.hasModifier(node, 8) && !!(node.flags & 4194304);
}
function getEffectiveDeclarationFlags(n, flagsToCheck) {
var flags = ts.getCombinedModifierFlags(n);
if (n.parent.kind !== 239 &&
n.parent.kind !== 238 &&
n.parent.kind !== 207 &&
n.flags & 4194304) {
if (!(flags & 2) && !(ts.isModuleBlock(n.parent) && ts.isModuleDeclaration(n.parent.parent) && ts.isGlobalScopeAugmentation(n.parent.parent))) {
flags |= 1;
}
flags |= 2;
}
return flags & flagsToCheck;
}
function checkFunctionOrConstructorSymbol(symbol) {
if (!produceDiagnostics) {
return;
}
function getCanonicalOverload(overloads, implementation) {
var implementationSharesContainerWithFirstOverload = implementation !== undefined && implementation.parent === overloads[0].parent;
return implementationSharesContainerWithFirstOverload ? implementation : overloads[0];
}
function checkFlagAgreementBetweenOverloads(overloads, implementation, flagsToCheck, someOverloadFlags, allOverloadFlags) {
var someButNotAllOverloadFlags = someOverloadFlags ^ allOverloadFlags;
if (someButNotAllOverloadFlags !== 0) {
var canonicalFlags_1 = getEffectiveDeclarationFlags(getCanonicalOverload(overloads, implementation), flagsToCheck);
ts.forEach(overloads, function (o) {
var deviation = getEffectiveDeclarationFlags(o, flagsToCheck) ^ canonicalFlags_1;
if (deviation & 1) {
error(ts.getNameOfDeclaration(o), ts.Diagnostics.Overload_signatures_must_all_be_exported_or_non_exported);
}
else if (deviation & 2) {
error(ts.getNameOfDeclaration(o), ts.Diagnostics.Overload_signatures_must_all_be_ambient_or_non_ambient);
}
else if (deviation & (8 | 16)) {
error(ts.getNameOfDeclaration(o) || o, ts.Diagnostics.Overload_signatures_must_all_be_public_private_or_protected);
}
else if (deviation & 128) {
error(ts.getNameOfDeclaration(o), ts.Diagnostics.Overload_signatures_must_all_be_abstract_or_non_abstract);
}
});
}
}
function checkQuestionTokenAgreementBetweenOverloads(overloads, implementation, someHaveQuestionToken, allHaveQuestionToken) {
if (someHaveQuestionToken !== allHaveQuestionToken) {
var canonicalHasQuestionToken_1 = ts.hasQuestionToken(getCanonicalOverload(overloads, implementation));
ts.forEach(overloads, function (o) {
var deviation = ts.hasQuestionToken(o) !== canonicalHasQuestionToken_1;
if (deviation) {
error(ts.getNameOfDeclaration(o), ts.Diagnostics.Overload_signatures_must_all_be_optional_or_required);
}
});
}
}
var flagsToCheck = 1 | 2 | 8 | 16 | 128;
var someNodeFlags = 0;
var allNodeFlags = flagsToCheck;
var someHaveQuestionToken = false;
var allHaveQuestionToken = true;
var hasOverloads = false;
var bodyDeclaration;
var lastSeenNonAmbientDeclaration;
var previousDeclaration;
var declarations = symbol.declarations;
var isConstructor = (symbol.flags & 16384) !== 0;
function reportImplementationExpectedError(node) {
if (node.name && ts.nodeIsMissing(node.name)) {
return;
}
var seen = false;
var subsequentNode = ts.forEachChild(node.parent, function (c) {
if (seen) {
return c;
}
else {
seen = c === node;
}
});
if (subsequentNode && subsequentNode.pos === node.end) {
if (subsequentNode.kind === node.kind) {
var errorNode_1 = subsequentNode.name || subsequentNode;
var subsequentName = subsequentNode.name;
if (node.name && subsequentName &&
(ts.isComputedPropertyName(node.name) && ts.isComputedPropertyName(subsequentName) ||
!ts.isComputedPropertyName(node.name) && !ts.isComputedPropertyName(subsequentName) && ts.getEscapedTextOfIdentifierOrLiteral(node.name) === ts.getEscapedTextOfIdentifierOrLiteral(subsequentName))) {
var reportError = (node.kind === 154 || node.kind === 153) &&
ts.hasModifier(node, 32) !== ts.hasModifier(subsequentNode, 32);
if (reportError) {
var diagnostic = ts.hasModifier(node, 32) ? ts.Diagnostics.Function_overload_must_be_static : ts.Diagnostics.Function_overload_must_not_be_static;
error(errorNode_1, diagnostic);
}
return;
}
else if (ts.nodeIsPresent(subsequentNode.body)) {
error(errorNode_1, ts.Diagnostics.Function_implementation_name_must_be_0, ts.declarationNameToString(node.name));
return;
}
}
}
var errorNode = node.name || node;
if (isConstructor) {
error(errorNode, ts.Diagnostics.Constructor_implementation_is_missing);
}
else {
if (ts.hasModifier(node, 128)) {
error(errorNode, ts.Diagnostics.All_declarations_of_an_abstract_method_must_be_consecutive);
}
else {
error(errorNode, ts.Diagnostics.Function_implementation_is_missing_or_not_immediately_following_the_declaration);
}
}
}
var duplicateFunctionDeclaration = false;
var multipleConstructorImplementation = false;
for (var _i = 0, declarations_4 = declarations; _i < declarations_4.length; _i++) {
var current = declarations_4[_i];
var node = current;
var inAmbientContext = node.flags & 4194304;
var inAmbientContextOrInterface = node.parent.kind === 239 || node.parent.kind === 166 || inAmbientContext;
if (inAmbientContextOrInterface) {
previousDeclaration = undefined;
}
if (node.kind === 237 || node.kind === 154 || node.kind === 153 || node.kind === 155) {
var currentNodeFlags = getEffectiveDeclarationFlags(node, flagsToCheck);
someNodeFlags |= currentNodeFlags;
allNodeFlags &= currentNodeFlags;
someHaveQuestionToken = someHaveQuestionToken || ts.hasQuestionToken(node);
allHaveQuestionToken = allHaveQuestionToken && ts.hasQuestionToken(node);
if (ts.nodeIsPresent(node.body) && bodyDeclaration) {
if (isConstructor) {
multipleConstructorImplementation = true;
}
else {
duplicateFunctionDeclaration = true;
}
}
else if (previousDeclaration && previousDeclaration.parent === node.parent && previousDeclaration.end !== node.pos) {
reportImplementationExpectedError(previousDeclaration);
}
if (ts.nodeIsPresent(node.body)) {
if (!bodyDeclaration) {
bodyDeclaration = node;
}
}
else {
hasOverloads = true;
}
previousDeclaration = node;
if (!inAmbientContextOrInterface) {
lastSeenNonAmbientDeclaration = node;
}
}
}
if (multipleConstructorImplementation) {
ts.forEach(declarations, function (declaration) {
error(declaration, ts.Diagnostics.Multiple_constructor_implementations_are_not_allowed);
});
}
if (duplicateFunctionDeclaration) {
ts.forEach(declarations, function (declaration) {
error(ts.getNameOfDeclaration(declaration), ts.Diagnostics.Duplicate_function_implementation);
});
}
if (lastSeenNonAmbientDeclaration && !lastSeenNonAmbientDeclaration.body &&
!ts.hasModifier(lastSeenNonAmbientDeclaration, 128) && !lastSeenNonAmbientDeclaration.questionToken) {
reportImplementationExpectedError(lastSeenNonAmbientDeclaration);
}
if (hasOverloads) {
checkFlagAgreementBetweenOverloads(declarations, bodyDeclaration, flagsToCheck, someNodeFlags, allNodeFlags);
checkQuestionTokenAgreementBetweenOverloads(declarations, bodyDeclaration, someHaveQuestionToken, allHaveQuestionToken);
if (bodyDeclaration) {
var signatures = getSignaturesOfSymbol(symbol);
var bodySignature = getSignatureFromDeclaration(bodyDeclaration);
for (var _a = 0, signatures_7 = signatures; _a < signatures_7.length; _a++) {
var signature = signatures_7[_a];
if (!isImplementationCompatibleWithOverload(bodySignature, signature)) {
error(signature.declaration, ts.Diagnostics.Overload_signature_is_not_compatible_with_function_implementation);
break;
}
}
}
}
}
function checkExportsOnMergedDeclarations(node) {
if (!produceDiagnostics) {
return;
}
var symbol = node.localSymbol;
if (!symbol) {
symbol = getSymbolOfNode(node);
if (!symbol.exportSymbol) {
return;
}
}
if (ts.getDeclarationOfKind(symbol, node.kind) !== node) {
return;
}
var exportedDeclarationSpaces = 0;
var nonExportedDeclarationSpaces = 0;
var defaultExportedDeclarationSpaces = 0;
for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) {
var d = _a[_i];
var declarationSpaces = getDeclarationSpaces(d);
var effectiveDeclarationFlags = getEffectiveDeclarationFlags(d, 1 | 512);
if (effectiveDeclarationFlags & 1) {
if (effectiveDeclarationFlags & 512) {
defaultExportedDeclarationSpaces |= declarationSpaces;
}
else {
exportedDeclarationSpaces |= declarationSpaces;
}
}
else {
nonExportedDeclarationSpaces |= declarationSpaces;
}
}
var nonDefaultExportedDeclarationSpaces = exportedDeclarationSpaces | nonExportedDeclarationSpaces;
var commonDeclarationSpacesForExportsAndLocals = exportedDeclarationSpaces & nonExportedDeclarationSpaces;
var commonDeclarationSpacesForDefaultAndNonDefault = defaultExportedDeclarationSpaces & nonDefaultExportedDeclarationSpaces;
if (commonDeclarationSpacesForExportsAndLocals || commonDeclarationSpacesForDefaultAndNonDefault) {
for (var _b = 0, _c = symbol.declarations; _b < _c.length; _b++) {
var d = _c[_b];
var declarationSpaces = getDeclarationSpaces(d);
var name = ts.getNameOfDeclaration(d);
if (declarationSpaces & commonDeclarationSpacesForDefaultAndNonDefault) {
error(name, ts.Diagnostics.Merged_declaration_0_cannot_include_a_default_export_declaration_Consider_adding_a_separate_export_default_0_declaration_instead, ts.declarationNameToString(name));
}
else if (declarationSpaces & commonDeclarationSpacesForExportsAndLocals) {
error(name, ts.Diagnostics.Individual_declarations_in_merged_declaration_0_must_be_all_exported_or_all_local, ts.declarationNameToString(name));
}
}
}
function getDeclarationSpaces(decl) {
var d = decl;
switch (d.kind) {
case 239:
case 240:
case 301:
case 295:
return 2;
case 242:
return ts.isAmbientModule(d) || ts.getModuleInstanceState(d) !== 0
? 4 | 1
: 4;
case 238:
case 241:
return 2 | 1;
case 277:
return 2 | 1 | 4;
case 252:
if (!ts.isEntityNameExpression(d.expression)) {
return 1;
}
d = d.expression;
case 246:
case 249:
case 248:
var result_3 = 0;
var target = resolveAlias(getSymbolOfNode(d));
ts.forEach(target.declarations, function (d) { result_3 |= getDeclarationSpaces(d); });
return result_3;
case 235:
case 184:
case 237:
case 251:
return 1;
default:
return ts.Debug.fail(ts.Debug.showSyntaxKind(d));
}
}
}
function getAwaitedTypeOfPromise(type, errorNode, diagnosticMessage) {
var promisedType = getPromisedTypeOfPromise(type, errorNode);
return promisedType && getAwaitedType(promisedType, errorNode, diagnosticMessage);
}
function getPromisedTypeOfPromise(promise, errorNode) {
if (isTypeAny(promise)) {
return undefined;
}
var typeAsPromise = promise;
if (typeAsPromise.promisedTypeOfPromise) {
return typeAsPromise.promisedTypeOfPromise;
}
if (isReferenceToType(promise, getGlobalPromiseType(false))) {
return typeAsPromise.promisedTypeOfPromise = promise.typeArguments[0];
}
var thenFunction = getTypeOfPropertyOfType(promise, "then");
if (isTypeAny(thenFunction)) {
return undefined;
}
var thenSignatures = thenFunction ? getSignaturesOfType(thenFunction, 0) : ts.emptyArray;
if (thenSignatures.length === 0) {
if (errorNode) {
error(errorNode, ts.Diagnostics.A_promise_must_have_a_then_method);
}
return undefined;
}
var onfulfilledParameterType = getTypeWithFacts(getUnionType(ts.map(thenSignatures, getTypeOfFirstParameterOfSignature)), 524288);
if (isTypeAny(onfulfilledParameterType)) {
return undefined;
}
var onfulfilledParameterSignatures = getSignaturesOfType(onfulfilledParameterType, 0);
if (onfulfilledParameterSignatures.length === 0) {
if (errorNode) {
error(errorNode, ts.Diagnostics.The_first_parameter_of_the_then_method_of_a_promise_must_be_a_callback);
}
return undefined;
}
return typeAsPromise.promisedTypeOfPromise = getUnionType(ts.map(onfulfilledParameterSignatures, getTypeOfFirstParameterOfSignature), 2);
}
function checkAwaitedType(type, errorNode, diagnosticMessage) {
return getAwaitedType(type, errorNode, diagnosticMessage) || errorType;
}
function getAwaitedType(type, errorNode, diagnosticMessage) {
var typeAsAwaitable = type;
if (typeAsAwaitable.awaitedTypeOfType) {
return typeAsAwaitable.awaitedTypeOfType;
}
if (isTypeAny(type)) {
return typeAsAwaitable.awaitedTypeOfType = type;
}
if (type.flags & 262144) {
var types = void 0;
for (var _i = 0, _a = type.types; _i < _a.length; _i++) {
var constituentType = _a[_i];
types = ts.append(types, getAwaitedType(constituentType, errorNode, diagnosticMessage));
}
if (!types) {
return undefined;
}
return typeAsAwaitable.awaitedTypeOfType = getUnionType(types);
}
var promisedType = getPromisedTypeOfPromise(type);
if (promisedType) {
if (type.id === promisedType.id || awaitedTypeStack.indexOf(promisedType.id) >= 0) {
if (errorNode) {
error(errorNode, ts.Diagnostics.Type_is_referenced_directly_or_indirectly_in_the_fulfillment_callback_of_its_own_then_method);
}
return undefined;
}
awaitedTypeStack.push(type.id);
var awaitedType = getAwaitedType(promisedType, errorNode, diagnosticMessage);
awaitedTypeStack.pop();
if (!awaitedType) {
return undefined;
}
return typeAsAwaitable.awaitedTypeOfType = awaitedType;
}
var thenFunction = getTypeOfPropertyOfType(type, "then");
if (thenFunction && getSignaturesOfType(thenFunction, 0).length > 0) {
if (errorNode) {
if (!diagnosticMessage)
return ts.Debug.fail();
error(errorNode, diagnosticMessage);
}
return undefined;
}
return typeAsAwaitable.awaitedTypeOfType = type;
}
function checkAsyncFunctionReturnType(node) {
var returnTypeNode = ts.getEffectiveReturnTypeNode(node);
var returnType = getTypeFromTypeNode(returnTypeNode);
if (languageVersion >= 2) {
if (returnType === errorType) {
return errorType;
}
var globalPromiseType = getGlobalPromiseType(true);
if (globalPromiseType !== emptyGenericType && !isReferenceToType(returnType, globalPromiseType)) {
error(returnTypeNode, ts.Diagnostics.The_return_type_of_an_async_function_or_method_must_be_the_global_Promise_T_type);
return errorType;
}
}
else {
markTypeNodeAsReferenced(returnTypeNode);
if (returnType === errorType) {
return errorType;
}
var promiseConstructorName = ts.getEntityNameFromTypeNode(returnTypeNode);
if (promiseConstructorName === undefined) {
error(returnTypeNode, ts.Diagnostics.Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value, typeToString(returnType));
return errorType;
}
var promiseConstructorSymbol = resolveEntityName(promiseConstructorName, 67216319, true);
var promiseConstructorType = promiseConstructorSymbol ? getTypeOfSymbol(promiseConstructorSymbol) : errorType;
if (promiseConstructorType === errorType) {
if (promiseConstructorName.kind === 71 && promiseConstructorName.escapedText === "Promise" && getTargetType(returnType) === getGlobalPromiseType(false)) {
error(returnTypeNode, ts.Diagnostics.An_async_function_or_method_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_declaration_for_the_Promise_constructor_or_include_ES2015_in_your_lib_option);
}
else {
error(returnTypeNode, ts.Diagnostics.Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value, ts.entityNameToString(promiseConstructorName));
}
return errorType;
}
var globalPromiseConstructorLikeType = getGlobalPromiseConstructorLikeType(true);
if (globalPromiseConstructorLikeType === emptyObjectType) {
error(returnTypeNode, ts.Diagnostics.Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value, ts.entityNameToString(promiseConstructorName));
return errorType;
}
if (!checkTypeAssignableTo(promiseConstructorType, globalPromiseConstructorLikeType, returnTypeNode, ts.Diagnostics.Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value)) {
return errorType;
}
var rootName = promiseConstructorName && getFirstIdentifier(promiseConstructorName);
var collidingSymbol = getSymbol(node.locals, rootName.escapedText, 67216319);
if (collidingSymbol) {
error(collidingSymbol.valueDeclaration, ts.Diagnostics.Duplicate_identifier_0_Compiler_uses_declaration_1_to_support_async_functions, ts.idText(rootName), ts.entityNameToString(promiseConstructorName));
return errorType;
}
}
return checkAwaitedType(returnType, node, ts.Diagnostics.The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member);
}
function checkDecorator(node) {
var signature = getResolvedSignature(node);
var returnType = getReturnTypeOfSignature(signature);
if (returnType.flags & 1) {
return;
}
var expectedReturnType;
var headMessage = getDiagnosticHeadMessageForDecoratorResolution(node);
var errorInfo;
switch (node.parent.kind) {
case 238:
var classSymbol = getSymbolOfNode(node.parent);
var classConstructorType = getTypeOfSymbol(classSymbol);
expectedReturnType = getUnionType([classConstructorType, voidType]);
break;
case 149:
expectedReturnType = voidType;
errorInfo = ts.chainDiagnosticMessages(undefined, ts.Diagnostics.The_return_type_of_a_parameter_decorator_function_must_be_either_void_or_any);
break;
case 152:
expectedReturnType = voidType;
errorInfo = ts.chainDiagnosticMessages(undefined, ts.Diagnostics.The_return_type_of_a_property_decorator_function_must_be_either_void_or_any);
break;
case 154:
case 156:
case 157:
var methodType = getTypeOfNode(node.parent);
var descriptorType = createTypedPropertyDescriptorType(methodType);
expectedReturnType = getUnionType([descriptorType, voidType]);
break;
default:
return ts.Debug.fail();
}
checkTypeAssignableTo(returnType, expectedReturnType, node, headMessage, function () { return errorInfo; });
}
function markTypeNodeAsReferenced(node) {
markEntityNameOrEntityExpressionAsReference(node && ts.getEntityNameFromTypeNode(node));
}
function markEntityNameOrEntityExpressionAsReference(typeName) {
if (!typeName)
return;
var rootName = getFirstIdentifier(typeName);
var meaning = (typeName.kind === 71 ? 67901928 : 1920) | 2097152;
var rootSymbol = resolveName(rootName, rootName.escapedText, meaning, undefined, undefined, true);
if (rootSymbol
&& rootSymbol.flags & 2097152
&& symbolIsValue(rootSymbol)
&& !isConstEnumOrConstEnumOnlyModule(resolveAlias(rootSymbol))) {
markAliasSymbolAsReferenced(rootSymbol);
}
}
function markDecoratorMedataDataTypeNodeAsReferenced(node) {
var entityName = getEntityNameForDecoratorMetadata(node);
if (entityName && ts.isEntityName(entityName)) {
markEntityNameOrEntityExpressionAsReference(entityName);
}
}
function getEntityNameForDecoratorMetadata(node) {
if (node) {
switch (node.kind) {
case 172:
case 171:
var commonEntityName = void 0;
for (var _i = 0, _a = node.types; _i < _a.length; _i++) {
var typeNode = _a[_i];
while (typeNode.kind === 175) {
typeNode = typeNode.type;
}
if (typeNode.kind === 131) {
continue;
}
if (!strictNullChecks && (typeNode.kind === 95 || typeNode.kind === 140)) {
continue;
}
var individualEntityName = getEntityNameForDecoratorMetadata(typeNode);
if (!individualEntityName) {
return undefined;
}
if (commonEntityName) {
if (!ts.isIdentifier(commonEntityName) ||
!ts.isIdentifier(individualEntityName) ||
commonEntityName.escapedText !== individualEntityName.escapedText) {
return undefined;
}
}
else {
commonEntityName = individualEntityName;
}
}
return commonEntityName;
case 175:
return getEntityNameForDecoratorMetadata(node.type);
case 162:
return node.typeName;
}
}
}
function getParameterTypeNodeForDecoratorCheck(node) {
var typeNode = ts.getEffectiveTypeAnnotationNode(node);
return ts.isRestParameter(node) ? ts.getRestParameterElementType(typeNode) : typeNode;
}
function checkDecorators(node) {
if (!node.decorators) {
return;
}
if (!ts.nodeCanBeDecorated(node, node.parent, node.parent.parent)) {
return;
}
if (!compilerOptions.experimentalDecorators) {
error(node, ts.Diagnostics.Experimental_support_for_decorators_is_a_feature_that_is_subject_to_change_in_a_future_release_Set_the_experimentalDecorators_option_to_remove_this_warning);
}
var firstDecorator = node.decorators[0];
checkExternalEmitHelpers(firstDecorator, 8);
if (node.kind === 149) {
checkExternalEmitHelpers(firstDecorator, 32);
}
if (compilerOptions.emitDecoratorMetadata) {
checkExternalEmitHelpers(firstDecorator, 16);
switch (node.kind) {
case 238:
var constructor = ts.getFirstConstructorWithBody(node);
if (constructor) {
for (var _i = 0, _a = constructor.parameters; _i < _a.length; _i++) {
var parameter = _a[_i];
markDecoratorMedataDataTypeNodeAsReferenced(getParameterTypeNodeForDecoratorCheck(parameter));
}
}
break;
case 154:
case 156:
case 157:
for (var _b = 0, _c = node.parameters; _b < _c.length; _b++) {
var parameter = _c[_b];
markDecoratorMedataDataTypeNodeAsReferenced(getParameterTypeNodeForDecoratorCheck(parameter));
}
markDecoratorMedataDataTypeNodeAsReferenced(ts.getEffectiveReturnTypeNode(node));
break;
case 152:
markDecoratorMedataDataTypeNodeAsReferenced(ts.getEffectiveTypeAnnotationNode(node));
break;
case 149:
markDecoratorMedataDataTypeNodeAsReferenced(getParameterTypeNodeForDecoratorCheck(node));
var containingSignature = node.parent;
for (var _d = 0, _e = containingSignature.parameters; _d < _e.length; _d++) {
var parameter = _e[_d];
markDecoratorMedataDataTypeNodeAsReferenced(getParameterTypeNodeForDecoratorCheck(parameter));
}
break;
}
}
ts.forEach(node.decorators, checkDecorator);
}
function checkFunctionDeclaration(node) {
if (produceDiagnostics) {
checkFunctionOrMethodDeclaration(node);
checkGrammarForGenerator(node);
checkCollisionWithRequireExportsInGeneratedCode(node, node.name);
checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name);
}
}
function checkJSDocTypeAliasTag(node) {
if (!node.typeExpression) {
error(node.name, ts.Diagnostics.JSDoc_typedef_tag_should_either_have_a_type_annotation_or_be_followed_by_property_or_member_tags);
}
if (node.name) {
checkTypeNameIsReserved(node.name, ts.Diagnostics.Type_alias_name_cannot_be_0);
}
checkSourceElement(node.typeExpression);
}
function checkJSDocTypeTag(node) {
checkSourceElement(node.typeExpression);
}
function checkJSDocParameterTag(node) {
checkSourceElement(node.typeExpression);
if (!ts.getParameterSymbolFromJSDoc(node)) {
var decl = ts.getHostSignatureFromJSDoc(node);
if (decl) {
var i = ts.getJSDocTags(decl).filter(ts.isJSDocParameterTag).indexOf(node);
if (i > -1 && i < decl.parameters.length && ts.isBindingPattern(decl.parameters[i].name)) {
return;
}
if (!containsArgumentsReference(decl)) {
error(node.name, ts.Diagnostics.JSDoc_param_tag_has_name_0_but_there_is_no_parameter_with_that_name, ts.idText(node.name.kind === 146 ? node.name.right : node.name));
}
else if (ts.findLast(ts.getJSDocTags(decl), ts.isJSDocParameterTag) === node &&
node.typeExpression && node.typeExpression.type &&
!isArrayType(getTypeFromTypeNode(node.typeExpression.type))) {
error(node.name, ts.Diagnostics.JSDoc_param_tag_has_name_0_but_there_is_no_parameter_with_that_name_It_would_match_arguments_if_it_had_an_array_type, ts.idText(node.name.kind === 146 ? node.name.right : node.name));
}
}
}
}
function checkJSDocAugmentsTag(node) {
var classLike = ts.getJSDocHost(node);
if (!ts.isClassDeclaration(classLike) && !ts.isClassExpression(classLike)) {
error(classLike, ts.Diagnostics.JSDoc_0_is_not_attached_to_a_class, ts.idText(node.tagName));
return;
}
var augmentsTags = ts.getJSDocTags(classLike).filter(ts.isJSDocAugmentsTag);
ts.Debug.assert(augmentsTags.length > 0);
if (augmentsTags.length > 1) {
error(augmentsTags[1], ts.Diagnostics.Class_declarations_cannot_have_more_than_one_augments_or_extends_tag);
}
var name = getIdentifierFromEntityNameExpression(node.class.expression);
var extend = ts.getClassExtendsHeritageElement(classLike);
if (extend) {
var className = getIdentifierFromEntityNameExpression(extend.expression);
if (className && name.escapedText !== className.escapedText) {
error(name, ts.Diagnostics.JSDoc_0_1_does_not_match_the_extends_2_clause, ts.idText(node.tagName), ts.idText(name), ts.idText(className));
}
}
}
function getIdentifierFromEntityNameExpression(node) {
switch (node.kind) {
case 71:
return node;
case 187:
return node.name;
default:
return undefined;
}
}
function checkFunctionOrMethodDeclaration(node) {
checkDecorators(node);
checkSignatureDeclaration(node);
var functionFlags = ts.getFunctionFlags(node);
if (node.name && node.name.kind === 147) {
checkComputedPropertyName(node.name);
}
if (!hasNonBindableDynamicName(node)) {
var symbol = getSymbolOfNode(node);
var localSymbol = node.localSymbol || symbol;
var firstDeclaration = ts.find(localSymbol.declarations, function (declaration) { return declaration.kind === node.kind && !(declaration.flags & 65536); });
if (node === firstDeclaration) {
checkFunctionOrConstructorSymbol(localSymbol);
}
if (symbol.parent) {
if (ts.getDeclarationOfKind(symbol, node.kind) === node) {
checkFunctionOrConstructorSymbol(symbol);
}
}
}
var body = node.kind === 153 ? undefined : node.body;
checkSourceElement(body);
var returnTypeNode = ts.getEffectiveReturnTypeNode(node);
if ((functionFlags & 1) === 0) {
var returnOrPromisedType = returnTypeNode && (functionFlags & 2
? checkAsyncFunctionReturnType(node)
: getTypeFromTypeNode(returnTypeNode));
checkAllCodePathsInNonVoidFunctionReturnOrThrow(node, returnOrPromisedType);
}
if (produceDiagnostics && !returnTypeNode) {
if (noImplicitAny && ts.nodeIsMissing(body) && !isPrivateWithinAmbient(node)) {
reportImplicitAnyError(node, anyType);
}
if (functionFlags & 1 && ts.nodeIsPresent(body)) {
getReturnTypeOfSignature(getSignatureFromDeclaration(node));
}
}
}
function registerForUnusedIdentifiersCheck(node) {
if (produceDiagnostics) {
var sourceFile = ts.getSourceFileOfNode(node);
var potentiallyUnusedIdentifiers = allPotentiallyUnusedIdentifiers.get(sourceFile.path);
if (!potentiallyUnusedIdentifiers) {
potentiallyUnusedIdentifiers = [];
allPotentiallyUnusedIdentifiers.set(sourceFile.path, potentiallyUnusedIdentifiers);
}
potentiallyUnusedIdentifiers.push(node);
}
}
function checkUnusedIdentifiers(potentiallyUnusedIdentifiers, addDiagnostic) {
for (var _i = 0, potentiallyUnusedIdentifiers_1 = potentiallyUnusedIdentifiers; _i < potentiallyUnusedIdentifiers_1.length; _i++) {
var node = potentiallyUnusedIdentifiers_1[_i];
switch (node.kind) {
case 238:
case 207:
checkUnusedClassMembers(node, addDiagnostic);
checkUnusedTypeParameters(node, addDiagnostic);
break;
case 239:
checkUnusedTypeParameters(node, addDiagnostic);
break;
case 277:
case 242:
case 216:
case 244:
case 223:
case 224:
case 225:
checkUnusedLocalsAndParameters(node, addDiagnostic);
break;
case 155:
case 194:
case 237:
case 195:
case 154:
case 156:
case 157:
if (node.body) {
checkUnusedLocalsAndParameters(node, addDiagnostic);
}
checkUnusedTypeParameters(node, addDiagnostic);
break;
case 153:
case 158:
case 159:
case 163:
case 164:
case 240:
checkUnusedTypeParameters(node, addDiagnostic);
break;
default:
ts.Debug.assertNever(node, "Node should not have been registered for unused identifiers check");
}
}
}
function errorUnusedLocal(declaration, name, addDiagnostic) {
var node = ts.getNameOfDeclaration(declaration) || declaration;
var message = isTypeDeclaration(declaration) ? ts.Diagnostics._0_is_declared_but_never_used : ts.Diagnostics._0_is_declared_but_its_value_is_never_read;
addDiagnostic(0, ts.createDiagnosticForNode(node, message, name));
}
function isIdentifierThatStartsWithUnderscore(node) {
return ts.isIdentifier(node) && ts.idText(node).charCodeAt(0) === 95;
}
function checkUnusedClassMembers(node, addDiagnostic) {
if (!(node.flags & 4194304)) {
for (var _i = 0, _a = node.members; _i < _a.length; _i++) {
var member = _a[_i];
switch (member.kind) {
case 154:
case 152:
case 156:
case 157:
if (member.kind === 157 && member.symbol.flags & 32768) {
break;
}
var symbol = getSymbolOfNode(member);
if (!symbol.isReferenced && ts.hasModifier(member, 8)) {
addDiagnostic(0, ts.createDiagnosticForNode(member.name, ts.Diagnostics._0_is_declared_but_its_value_is_never_read, symbolToString(symbol)));
}
break;
case 155:
for (var _b = 0, _c = member.parameters; _b < _c.length; _b++) {
var parameter = _c[_b];
if (!parameter.symbol.isReferenced && ts.hasModifier(parameter, 8)) {
addDiagnostic(0, ts.createDiagnosticForNode(parameter.name, ts.Diagnostics.Property_0_is_declared_but_its_value_is_never_read, ts.symbolName(parameter.symbol)));
}
}
break;
case 160:
case 215:
break;
default:
ts.Debug.fail();
}
}
}
}
function checkUnusedTypeParameters(node, addDiagnostic) {
var typeParameters = ts.getEffectiveTypeParameterDeclarations(node);
if (!(node.flags & 4194304) && ts.last(getSymbolOfNode(node).declarations) === node) {
for (var _i = 0, typeParameters_2 = typeParameters; _i < typeParameters_2.length; _i++) {
var typeParameter = typeParameters_2[_i];
if (!(getMergedSymbol(typeParameter.symbol).isReferenced & 262144) && !isIdentifierThatStartsWithUnderscore(typeParameter.name)) {
addDiagnostic(1, ts.createDiagnosticForNode(typeParameter.name, ts.Diagnostics._0_is_declared_but_its_value_is_never_read, ts.symbolName(typeParameter.symbol)));
}
}
}
}
function addToGroup(map, key, value, getKey) {
var keyString = String(getKey(key));
var group = map.get(keyString);
if (group) {
group[1].push(value);
}
else {
map.set(keyString, [key, [value]]);
}
}
function tryGetRootParameterDeclaration(node) {
return ts.tryCast(ts.getRootDeclaration(node), ts.isParameter);
}
function checkUnusedLocalsAndParameters(nodeWithLocals, addDiagnostic) {
if (nodeWithLocals.flags & 4194304)
return;
var unusedImports = ts.createMap();
var unusedDestructures = ts.createMap();
var unusedVariables = ts.createMap();
nodeWithLocals.locals.forEach(function (local) {
if (local.flags & 262144 ? !(local.flags & 3 && !(local.isReferenced & 3)) : local.isReferenced || local.exportSymbol) {
return;
}
for (var _i = 0, _a = local.declarations; _i < _a.length; _i++) {
var declaration = _a[_i];
if (ts.isAmbientModule(declaration) ||
(ts.isVariableDeclaration(declaration) && ts.isForInOrOfStatement(declaration.parent.parent) || isImportedDeclaration(declaration)) && isIdentifierThatStartsWithUnderscore(declaration.name)) {
continue;
}
if (isImportedDeclaration(declaration)) {
addToGroup(unusedImports, importClauseFromImported(declaration), declaration, getNodeId);
}
else if (ts.isBindingElement(declaration) && ts.isObjectBindingPattern(declaration.parent)) {
var lastElement = ts.last(declaration.parent.elements);
if (declaration === lastElement || !ts.last(declaration.parent.elements).dotDotDotToken) {
addToGroup(unusedDestructures, declaration.parent, declaration, getNodeId);
}
}
else if (ts.isVariableDeclaration(declaration)) {
addToGroup(unusedVariables, declaration.parent, declaration, getNodeId);
}
else {
var parameter = local.valueDeclaration && tryGetRootParameterDeclaration(local.valueDeclaration);
var name = local.valueDeclaration && ts.getNameOfDeclaration(local.valueDeclaration);
if (parameter && name) {
if (!ts.isParameterPropertyDeclaration(parameter) && !ts.parameterIsThisKeyword(parameter) && !isIdentifierThatStartsWithUnderscore(name)) {
addDiagnostic(1, ts.createDiagnosticForNode(name, ts.Diagnostics._0_is_declared_but_its_value_is_never_read, ts.symbolName(local)));
}
}
else {
errorUnusedLocal(declaration, ts.symbolName(local), addDiagnostic);
}
}
}
});
unusedImports.forEach(function (_a) {
var importClause = _a[0], unuseds = _a[1];
var importDecl = importClause.parent;
var nDeclarations = (importClause.name ? 1 : 0) +
(importClause.namedBindings ?
(importClause.namedBindings.kind === 249 ? 1 : importClause.namedBindings.elements.length)
: 0);
if (nDeclarations === unuseds.length) {
addDiagnostic(0, unuseds.length === 1
? ts.createDiagnosticForNode(importDecl, ts.Diagnostics._0_is_declared_but_its_value_is_never_read, ts.idText(ts.first(unuseds).name))
: ts.createDiagnosticForNode(importDecl, ts.Diagnostics.All_imports_in_import_declaration_are_unused));
}
else {
for (var _i = 0, unuseds_1 = unuseds; _i < unuseds_1.length; _i++) {
var unused = unuseds_1[_i];
errorUnusedLocal(unused, ts.idText(unused.name), addDiagnostic);
}
}
});
unusedDestructures.forEach(function (_a) {
var bindingPattern = _a[0], bindingElements = _a[1];
var kind = tryGetRootParameterDeclaration(bindingPattern.parent) ? 1 : 0;
if (bindingPattern.elements.length === bindingElements.length) {
if (bindingElements.length === 1 && bindingPattern.parent.kind === 235 && bindingPattern.parent.parent.kind === 236) {
addToGroup(unusedVariables, bindingPattern.parent.parent, bindingPattern.parent, getNodeId);
}
else {
addDiagnostic(kind, bindingElements.length === 1
? ts.createDiagnosticForNode(bindingPattern, ts.Diagnostics._0_is_declared_but_its_value_is_never_read, ts.idText(ts.cast(ts.first(bindingElements).name, ts.isIdentifier)))
: ts.createDiagnosticForNode(bindingPattern, ts.Diagnostics.All_destructured_elements_are_unused));
}
}
else {
for (var _i = 0, bindingElements_1 = bindingElements; _i < bindingElements_1.length; _i++) {
var e = bindingElements_1[_i];
addDiagnostic(kind, ts.createDiagnosticForNode(e, ts.Diagnostics._0_is_declared_but_its_value_is_never_read, ts.idText(ts.cast(e.name, ts.isIdentifier))));
}
}
});
unusedVariables.forEach(function (_a) {
var declarationList = _a[0], declarations = _a[1];
if (declarationList.declarations.length === declarations.length) {
addDiagnostic(0, declarations.length === 1
? ts.createDiagnosticForNode(ts.first(declarations).name, ts.Diagnostics._0_is_declared_but_its_value_is_never_read, bindingNameText(ts.first(declarations).name))
: ts.createDiagnosticForNode(declarationList.parent.kind === 217 ? declarationList.parent : declarationList, ts.Diagnostics.All_variables_are_unused));
}
else {
for (var _i = 0, declarations_5 = declarations; _i < declarations_5.length; _i++) {
var decl = declarations_5[_i];
addDiagnostic(0, ts.createDiagnosticForNode(decl, ts.Diagnostics._0_is_declared_but_its_value_is_never_read, ts.idText(ts.cast(decl.name, ts.isIdentifier))));
}
}
});
}
function bindingNameText(name) {
switch (name.kind) {
case 71:
return ts.idText(name);
case 183:
case 182:
return bindingNameText(ts.cast(ts.first(name.elements), ts.isBindingElement).name);
default:
return ts.Debug.assertNever(name);
}
}
function isImportedDeclaration(node) {
return node.kind === 248 || node.kind === 251 || node.kind === 249;
}
function importClauseFromImported(decl) {
return decl.kind === 248 ? decl : decl.kind === 249 ? decl.parent : decl.parent.parent;
}
function checkBlock(node) {
if (node.kind === 216) {
checkGrammarStatementInAmbientContext(node);
}
if (ts.isFunctionOrModuleBlock(node)) {
var saveFlowAnalysisDisabled = flowAnalysisDisabled;
ts.forEach(node.statements, checkSourceElement);
flowAnalysisDisabled = saveFlowAnalysisDisabled;
}
else {
ts.forEach(node.statements, checkSourceElement);
}
if (node.locals) {
registerForUnusedIdentifiersCheck(node);
}
}
function checkCollisionWithArgumentsInGeneratedCode(node) {
if (languageVersion >= 2 || compilerOptions.noEmit || !ts.hasRestParameter(node) || node.flags & 4194304 || ts.nodeIsMissing(node.body)) {
return;
}
ts.forEach(node.parameters, function (p) {
if (p.name && !ts.isBindingPattern(p.name) && p.name.escapedText === argumentsSymbol.escapedName) {
error(p, ts.Diagnostics.Duplicate_identifier_arguments_Compiler_uses_arguments_to_initialize_rest_parameters);
}
});
}
function needCollisionCheckForIdentifier(node, identifier, name) {
if (!(identifier && identifier.escapedText === name)) {
return false;
}
if (node.kind === 152 ||
node.kind === 151 ||
node.kind === 154 ||
node.kind === 153 ||
node.kind === 156 ||
node.kind === 157) {
return false;
}
if (node.flags & 4194304) {
return false;
}
var root = ts.getRootDeclaration(node);
if (root.kind === 149 && ts.nodeIsMissing(root.parent.body)) {
return false;
}
return true;
}
function checkIfThisIsCapturedInEnclosingScope(node) {
ts.findAncestor(node, function (current) {
if (getNodeCheckFlags(current) & 4) {
var isDeclaration_1 = node.kind !== 71;
if (isDeclaration_1) {
error(ts.getNameOfDeclaration(node), ts.Diagnostics.Duplicate_identifier_this_Compiler_uses_variable_declaration_this_to_capture_this_reference);
}
else {
error(node, ts.Diagnostics.Expression_resolves_to_variable_declaration_this_that_compiler_uses_to_capture_this_reference);
}
return true;
}
return false;
});
}
function checkIfNewTargetIsCapturedInEnclosingScope(node) {
ts.findAncestor(node, function (current) {
if (getNodeCheckFlags(current) & 8) {
var isDeclaration_2 = node.kind !== 71;
if (isDeclaration_2) {
error(ts.getNameOfDeclaration(node), ts.Diagnostics.Duplicate_identifier_newTarget_Compiler_uses_variable_declaration_newTarget_to_capture_new_target_meta_property_reference);
}
else {
error(node, ts.Diagnostics.Expression_resolves_to_variable_declaration_newTarget_that_compiler_uses_to_capture_new_target_meta_property_reference);
}
return true;
}
return false;
});
}
function checkCollisionWithRequireExportsInGeneratedCode(node, name) {
if (moduleKind >= ts.ModuleKind.ES2015 || compilerOptions.noEmit) {
return;
}
if (!needCollisionCheckForIdentifier(node, name, "require") && !needCollisionCheckForIdentifier(node, name, "exports")) {
return;
}
if (ts.isModuleDeclaration(node) && ts.getModuleInstanceState(node) !== 1) {
return;
}
var parent = getDeclarationContainer(node);
if (parent.kind === 277 && ts.isExternalOrCommonJsModule(parent)) {
error(name, ts.Diagnostics.Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module, ts.declarationNameToString(name), ts.declarationNameToString(name));
}
}
function checkCollisionWithGlobalPromiseInGeneratedCode(node, name) {
if (languageVersion >= 4 || compilerOptions.noEmit || !needCollisionCheckForIdentifier(node, name, "Promise")) {
return;
}
if (ts.isModuleDeclaration(node) && ts.getModuleInstanceState(node) !== 1) {
return;
}
var parent = getDeclarationContainer(node);
if (parent.kind === 277 && ts.isExternalOrCommonJsModule(parent) && parent.flags & 1024) {
error(name, ts.Diagnostics.Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module_containing_async_functions, ts.declarationNameToString(name), ts.declarationNameToString(name));
}
}
function checkVarDeclaredNamesNotShadowed(node) {
if ((ts.getCombinedNodeFlags(node) & 3) !== 0 || ts.isParameterDeclaration(node)) {
return;
}
if (node.kind === 235 && !node.initializer) {
return;
}
var symbol = getSymbolOfNode(node);
if (symbol.flags & 1) {
if (!ts.isIdentifier(node.name))
return ts.Debug.fail();
var localDeclarationSymbol = resolveName(node, node.name.escapedText, 3, undefined, undefined, false);
if (localDeclarationSymbol &&
localDeclarationSymbol !== symbol &&
localDeclarationSymbol.flags & 2) {
if (getDeclarationNodeFlagsFromSymbol(localDeclarationSymbol) & 3) {
var varDeclList = ts.getAncestor(localDeclarationSymbol.valueDeclaration, 236);
var container = varDeclList.parent.kind === 217 && varDeclList.parent.parent
? varDeclList.parent.parent
: undefined;
var namesShareScope = container &&
(container.kind === 216 && ts.isFunctionLike(container.parent) ||
container.kind === 243 ||
container.kind === 242 ||
container.kind === 277);
if (!namesShareScope) {
var name = symbolToString(localDeclarationSymbol);
error(node, ts.Diagnostics.Cannot_initialize_outer_scoped_variable_0_in_the_same_scope_as_block_scoped_declaration_1, name, name);
}
}
}
}
}
function checkParameterInitializer(node) {
if (ts.getRootDeclaration(node).kind !== 149) {
return;
}
var func = ts.getContainingFunction(node);
visit(node.initializer);
function visit(n) {
if (ts.isTypeNode(n) || ts.isDeclarationName(n)) {
return;
}
if (n.kind === 187) {
return visit(n.expression);
}
else if (n.kind === 71) {
var symbol = resolveName(n, n.escapedText, 67216319 | 2097152, undefined, undefined, false);
if (!symbol || symbol === unknownSymbol || !symbol.valueDeclaration) {
return;
}
if (symbol.valueDeclaration === node) {
error(n, ts.Diagnostics.Parameter_0_cannot_be_referenced_in_its_initializer, ts.declarationNameToString(node.name));
return;
}
var enclosingContainer = ts.getEnclosingBlockScopeContainer(symbol.valueDeclaration);
if (enclosingContainer === func) {
if (symbol.valueDeclaration.kind === 149 ||
symbol.valueDeclaration.kind === 184) {
if (symbol.valueDeclaration.pos < node.pos) {
return;
}
if (ts.findAncestor(n, function (current) {
if (current === node.initializer) {
return "quit";
}
return ts.isFunctionLike(current.parent) ||
(current.parent.kind === 152 &&
!(ts.hasModifier(current.parent, 32)) &&
ts.isClassLike(current.parent.parent));
})) {
return;
}
}
error(n, ts.Diagnostics.Initializer_of_parameter_0_cannot_reference_identifier_1_declared_after_it, ts.declarationNameToString(node.name), ts.declarationNameToString(n));
}
}
else {
return ts.forEachChild(n, visit);
}
}
}
function convertAutoToAny(type) {
return type === autoType ? anyType : type === autoArrayType ? anyArrayType : type;
}
function checkVariableLikeDeclaration(node) {
checkDecorators(node);
if (!ts.isBindingElement(node)) {
checkSourceElement(node.type);
}
if (!node.name) {
return;
}
if (node.name.kind === 147) {
checkComputedPropertyName(node.name);
if (node.initializer) {
checkExpressionCached(node.initializer);
}
}
if (node.kind === 184) {
if (node.parent.kind === 182 && languageVersion < 6) {
checkExternalEmitHelpers(node, 4);
}
if (node.propertyName && node.propertyName.kind === 147) {
checkComputedPropertyName(node.propertyName);
}
var parent = node.parent.parent;
var parentType = getTypeForBindingElementParent(parent);
var name = node.propertyName || node.name;
if (!ts.isBindingPattern(name)) {
var property = getPropertyOfType(parentType, ts.getTextOfPropertyName(name));
markPropertyAsReferenced(property, undefined, false);
if (parent.initializer && property) {
checkPropertyAccessibility(parent, parent.initializer, parentType, property);
}
}
}
if (ts.isBindingPattern(node.name)) {
if (node.name.kind === 183 && languageVersion < 2 && compilerOptions.downlevelIteration) {
checkExternalEmitHelpers(node, 512);
}
ts.forEach(node.name.elements, checkSourceElement);
}
if (node.initializer && ts.getRootDeclaration(node).kind === 149 && ts.nodeIsMissing(ts.getContainingFunction(node).body)) {
error(node, ts.Diagnostics.A_parameter_initializer_is_only_allowed_in_a_function_or_constructor_implementation);
return;
}
if (ts.isBindingPattern(node.name)) {
if (node.initializer && node.parent.parent.kind !== 224) {
var initializerType = checkExpressionCached(node.initializer);
if (strictNullChecks && node.name.elements.length === 0) {
checkNonNullType(initializerType, node);
}
else {
checkTypeAssignableToAndOptionallyElaborate(initializerType, getWidenedTypeForVariableLikeDeclaration(node), node, node.initializer);
}
checkParameterInitializer(node);
}
return;
}
var symbol = getSymbolOfNode(node);
var type = convertAutoToAny(getTypeOfSymbol(symbol));
if (node === symbol.valueDeclaration) {
var initializer = ts.getEffectiveInitializer(node);
if (initializer) {
var isJSObjectLiteralInitializer = ts.isInJavaScriptFile(node) &&
ts.isObjectLiteralExpression(initializer) &&
(initializer.properties.length === 0 || ts.isPrototypeAccess(node.name)) &&
ts.hasEntries(symbol.exports);
if (!isJSObjectLiteralInitializer && node.parent.parent.kind !== 224) {
checkTypeAssignableToAndOptionallyElaborate(checkExpressionCached(initializer), type, node, initializer, undefined);
checkParameterInitializer(node);
}
}
}
else {
var declarationType = convertAutoToAny(getWidenedTypeForVariableLikeDeclaration(node));
if (type !== errorType && declarationType !== errorType &&
!isTypeIdenticalTo(type, declarationType) &&
!(symbol.flags & 67108864)) {
errorNextVariableOrPropertyDeclarationMustHaveSameType(type, node, declarationType);
}
if (node.initializer) {
checkTypeAssignableToAndOptionallyElaborate(checkExpressionCached(node.initializer), declarationType, node, node.initializer, undefined);
}
if (!areDeclarationFlagsIdentical(node, symbol.valueDeclaration)) {
error(ts.getNameOfDeclaration(symbol.valueDeclaration), ts.Diagnostics.All_declarations_of_0_must_have_identical_modifiers, ts.declarationNameToString(node.name));
error(node.name, ts.Diagnostics.All_declarations_of_0_must_have_identical_modifiers, ts.declarationNameToString(node.name));
}
}
if (node.kind !== 152 && node.kind !== 151) {
checkExportsOnMergedDeclarations(node);
if (node.kind === 235 || node.kind === 184) {
checkVarDeclaredNamesNotShadowed(node);
}
checkCollisionWithRequireExportsInGeneratedCode(node, node.name);
checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name);
}
}
function errorNextVariableOrPropertyDeclarationMustHaveSameType(firstType, nextDeclaration, nextType) {
var nextDeclarationName = ts.getNameOfDeclaration(nextDeclaration);
var message = nextDeclaration.kind === 152 || nextDeclaration.kind === 151
? ts.Diagnostics.Subsequent_property_declarations_must_have_the_same_type_Property_0_must_be_of_type_1_but_here_has_type_2
: ts.Diagnostics.Subsequent_variable_declarations_must_have_the_same_type_Variable_0_must_be_of_type_1_but_here_has_type_2;
error(nextDeclarationName, message, ts.declarationNameToString(nextDeclarationName), typeToString(firstType), typeToString(nextType));
}
function areDeclarationFlagsIdentical(left, right) {
if ((left.kind === 149 && right.kind === 235) ||
(left.kind === 235 && right.kind === 149)) {
return true;
}
if (ts.hasQuestionToken(left) !== ts.hasQuestionToken(right)) {
return false;
}
var interestingFlags = 8 |
16 |
256 |
128 |
64 |
32;
return ts.getSelectedModifierFlags(left, interestingFlags) === ts.getSelectedModifierFlags(right, interestingFlags);
}
function checkVariableDeclaration(node) {
checkGrammarVariableDeclaration(node);
return checkVariableLikeDeclaration(node);
}
function checkBindingElement(node) {
checkGrammarBindingElement(node);
return checkVariableLikeDeclaration(node);
}
function checkVariableStatement(node) {
if (!checkGrammarDecoratorsAndModifiers(node) && !checkGrammarVariableDeclarationList(node.declarationList))
checkGrammarForDisallowedLetOrConstStatement(node);
ts.forEach(node.declarationList.declarations, checkSourceElement);
}
function checkExpressionStatement(node) {
checkGrammarStatementInAmbientContext(node);
checkExpression(node.expression);
}
function checkIfStatement(node) {
checkGrammarStatementInAmbientContext(node);
checkExpression(node.expression);
checkSourceElement(node.thenStatement);
if (node.thenStatement.kind === 218) {
error(node.thenStatement, ts.Diagnostics.The_body_of_an_if_statement_cannot_be_the_empty_statement);
}
checkSourceElement(node.elseStatement);
}
function checkDoStatement(node) {
checkGrammarStatementInAmbientContext(node);
checkSourceElement(node.statement);
checkExpression(node.expression);
}
function checkWhileStatement(node) {
checkGrammarStatementInAmbientContext(node);
checkExpression(node.expression);
checkSourceElement(node.statement);
}
function checkForStatement(node) {
if (!checkGrammarStatementInAmbientContext(node)) {
if (node.initializer && node.initializer.kind === 236) {
checkGrammarVariableDeclarationList(node.initializer);
}
}
if (node.initializer) {
if (node.initializer.kind === 236) {
ts.forEach(node.initializer.declarations, checkVariableDeclaration);
}
else {
checkExpression(node.initializer);
}
}
if (node.condition)
checkExpression(node.condition);
if (node.incrementor)
checkExpression(node.incrementor);
checkSourceElement(node.statement);
if (node.locals) {
registerForUnusedIdentifiersCheck(node);
}
}
function checkForOfStatement(node) {
checkGrammarForInOrForOfStatement(node);
if (node.awaitModifier) {
var functionFlags = ts.getFunctionFlags(ts.getContainingFunction(node));
if ((functionFlags & (4 | 2)) === 2 && languageVersion < 6) {
checkExternalEmitHelpers(node, 16384);
}
}
else if (compilerOptions.downlevelIteration && languageVersion < 2) {
checkExternalEmitHelpers(node, 256);
}
if (node.initializer.kind === 236) {
checkForInOrForOfVariableDeclaration(node);
}
else {
var varExpr = node.initializer;
var iteratedType = checkRightHandSideOfForOf(node.expression, node.awaitModifier);
if (varExpr.kind === 185 || varExpr.kind === 186) {
checkDestructuringAssignment(varExpr, iteratedType || errorType);
}
else {
var leftType = checkExpression(varExpr);
checkReferenceExpression(varExpr, ts.Diagnostics.The_left_hand_side_of_a_for_of_statement_must_be_a_variable_or_a_property_access);
if (iteratedType) {
checkTypeAssignableToAndOptionallyElaborate(iteratedType, leftType, varExpr, node.expression);
}
}
}
checkSourceElement(node.statement);
if (node.locals) {
registerForUnusedIdentifiersCheck(node);
}
}
function checkForInStatement(node) {
checkGrammarForInOrForOfStatement(node);
var rightType = checkNonNullExpression(node.expression);
if (node.initializer.kind === 236) {
var variable = node.initializer.declarations[0];
if (variable && ts.isBindingPattern(variable.name)) {
error(variable.name, ts.Diagnostics.The_left_hand_side_of_a_for_in_statement_cannot_be_a_destructuring_pattern);
}
checkForInOrForOfVariableDeclaration(node);
}
else {
var varExpr = node.initializer;
var leftType = checkExpression(varExpr);
if (varExpr.kind === 185 || varExpr.kind === 186) {
error(varExpr, ts.Diagnostics.The_left_hand_side_of_a_for_in_statement_cannot_be_a_destructuring_pattern);
}
else if (!isTypeAssignableTo(getIndexTypeOrString(rightType), leftType)) {
error(varExpr, ts.Diagnostics.The_left_hand_side_of_a_for_in_statement_must_be_of_type_string_or_any);
}
else {
checkReferenceExpression(varExpr, ts.Diagnostics.The_left_hand_side_of_a_for_in_statement_must_be_a_variable_or_a_property_access);
}
}
if (rightType === neverType || !isTypeAssignableToKind(rightType, 16777216 | 14745600)) {
error(node.expression, ts.Diagnostics.The_right_hand_side_of_a_for_in_statement_must_be_of_type_any_an_object_type_or_a_type_parameter_but_here_has_type_0, typeToString(rightType));
}
checkSourceElement(node.statement);
if (node.locals) {
registerForUnusedIdentifiersCheck(node);
}
}
function checkForInOrForOfVariableDeclaration(iterationStatement) {
var variableDeclarationList = iterationStatement.initializer;
if (variableDeclarationList.declarations.length >= 1) {
var decl = variableDeclarationList.declarations[0];
checkVariableDeclaration(decl);
}
}
function checkRightHandSideOfForOf(rhsExpression, awaitModifier) {
var expressionType = checkNonNullExpression(rhsExpression);
return checkIteratedTypeOrElementType(expressionType, rhsExpression, true, awaitModifier !== undefined);
}
function checkIteratedTypeOrElementType(inputType, errorNode, allowStringInput, allowAsyncIterables) {
if (isTypeAny(inputType)) {
return inputType;
}
return getIteratedTypeOrElementType(inputType, errorNode, allowStringInput, allowAsyncIterables, true) || anyType;
}
function getIteratedTypeOrElementType(inputType, errorNode, allowStringInput, allowAsyncIterables, checkAssignability) {
if (inputType === neverType) {
reportTypeNotIterableError(errorNode, inputType, allowAsyncIterables);
return undefined;
}
var uplevelIteration = languageVersion >= 2;
var downlevelIteration = !uplevelIteration && compilerOptions.downlevelIteration;
if (uplevelIteration || downlevelIteration || allowAsyncIterables) {
var iteratedType = getIteratedTypeOfIterable(inputType, uplevelIteration ? errorNode : undefined, allowAsyncIterables, true, checkAssignability);
if (iteratedType || uplevelIteration) {
return iteratedType;
}
}
var arrayType = inputType;
var reportedError = false;
var hasStringConstituent = false;
if (allowStringInput) {
if (arrayType.flags & 262144) {
var arrayTypes = inputType.types;
var filteredTypes = ts.filter(arrayTypes, function (t) { return !(t.flags & 68); });
if (filteredTypes !== arrayTypes) {
arrayType = getUnionType(filteredTypes, 2);
}
}
else if (arrayType.flags & 68) {
arrayType = neverType;
}
hasStringConstituent = arrayType !== inputType;
if (hasStringConstituent) {
if (languageVersion < 1) {
if (errorNode) {
error(errorNode, ts.Diagnostics.Using_a_string_in_a_for_of_statement_is_only_supported_in_ECMAScript_5_and_higher);
reportedError = true;
}
}
if (arrayType.flags & 32768) {
return stringType;
}
}
}
if (!isArrayLikeType(arrayType)) {
if (errorNode && !reportedError) {
var isIterable = !!getIteratedTypeOfIterable(inputType, undefined, allowAsyncIterables, true, checkAssignability);
var diagnostic = !allowStringInput || hasStringConstituent
? downlevelIteration
? ts.Diagnostics.Type_0_is_not_an_array_type_or_does_not_have_a_Symbol_iterator_method_that_returns_an_iterator
: isIterable
? ts.Diagnostics.Type_0_is_not_an_array_type_Use_compiler_option_downlevelIteration_to_allow_iterating_of_iterators
: ts.Diagnostics.Type_0_is_not_an_array_type
: downlevelIteration
? ts.Diagnostics.Type_0_is_not_an_array_type_or_a_string_type_or_does_not_have_a_Symbol_iterator_method_that_returns_an_iterator
: isIterable
? ts.Diagnostics.Type_0_is_not_an_array_type_or_a_string_type_Use_compiler_option_downlevelIteration_to_allow_iterating_of_iterators
: ts.Diagnostics.Type_0_is_not_an_array_type_or_a_string_type;
error(errorNode, diagnostic, typeToString(arrayType));
}
return hasStringConstituent ? stringType : undefined;
}
var arrayElementType = getIndexTypeOfType(arrayType, 1);
if (hasStringConstituent && arrayElementType) {
if (arrayElementType.flags & 68) {
return stringType;
}
return getUnionType([arrayElementType, stringType], 2);
}
return arrayElementType;
}
function getIteratedTypeOfIterable(type, errorNode, allowAsyncIterables, allowSyncIterables, checkAssignability) {
if (isTypeAny(type)) {
return undefined;
}
return mapType(type, getIteratedType);
function getIteratedType(type) {
var typeAsIterable = type;
if (allowAsyncIterables) {
if (typeAsIterable.iteratedTypeOfAsyncIterable) {
return typeAsIterable.iteratedTypeOfAsyncIterable;
}
if (isReferenceToType(type, getGlobalAsyncIterableType(false)) ||
isReferenceToType(type, getGlobalAsyncIterableIteratorType(false))) {
return typeAsIterable.iteratedTypeOfAsyncIterable = type.typeArguments[0];
}
}
if (allowSyncIterables) {
if (typeAsIterable.iteratedTypeOfIterable) {
return typeAsIterable.iteratedTypeOfIterable;
}
if (isReferenceToType(type, getGlobalIterableType(false)) ||
isReferenceToType(type, getGlobalIterableIteratorType(false))) {
return typeAsIterable.iteratedTypeOfIterable = type.typeArguments[0];
}
}
var asyncMethodType = allowAsyncIterables && getTypeOfPropertyOfType(type, ts.getPropertyNameForKnownSymbolName("asyncIterator"));
var methodType = asyncMethodType || (allowSyncIterables ? getTypeOfPropertyOfType(type, ts.getPropertyNameForKnownSymbolName("iterator")) : undefined);
if (isTypeAny(methodType)) {
return undefined;
}
var signatures = methodType ? getSignaturesOfType(methodType, 0) : undefined;
if (!ts.some(signatures)) {
if (errorNode) {
reportTypeNotIterableError(errorNode, type, allowAsyncIterables);
errorNode = undefined;
}
return undefined;
}
var returnType = getUnionType(ts.map(signatures, getReturnTypeOfSignature), 2);
var iteratedType = getIteratedTypeOfIterator(returnType, errorNode, !!asyncMethodType);
if (checkAssignability && errorNode && iteratedType) {
checkTypeAssignableTo(type, asyncMethodType
? createAsyncIterableType(iteratedType)
: createIterableType(iteratedType), errorNode);
}
return asyncMethodType
? typeAsIterable.iteratedTypeOfAsyncIterable = iteratedType
: typeAsIterable.iteratedTypeOfIterable = iteratedType;
}
}
function reportTypeNotIterableError(errorNode, type, allowAsyncIterables) {
error(errorNode, allowAsyncIterables
? ts.Diagnostics.Type_0_must_have_a_Symbol_asyncIterator_method_that_returns_an_async_iterator
: ts.Diagnostics.Type_0_must_have_a_Symbol_iterator_method_that_returns_an_iterator, typeToString(type));
}
function getIteratedTypeOfIterator(type, errorNode, isAsyncIterator) {
if (isTypeAny(type)) {
return undefined;
}
var typeAsIterator = type;
if (isAsyncIterator ? typeAsIterator.iteratedTypeOfAsyncIterator : typeAsIterator.iteratedTypeOfIterator) {
return isAsyncIterator ? typeAsIterator.iteratedTypeOfAsyncIterator : typeAsIterator.iteratedTypeOfIterator;
}
var getIteratorType = isAsyncIterator ? getGlobalAsyncIteratorType : getGlobalIteratorType;
if (isReferenceToType(type, getIteratorType(false))) {
return isAsyncIterator
? typeAsIterator.iteratedTypeOfAsyncIterator = type.typeArguments[0]
: typeAsIterator.iteratedTypeOfIterator = type.typeArguments[0];
}
var nextMethod = getTypeOfPropertyOfType(type, "next");
if (isTypeAny(nextMethod)) {
return undefined;
}
var nextMethodSignatures = nextMethod ? getSignaturesOfType(nextMethod, 0) : ts.emptyArray;
if (nextMethodSignatures.length === 0) {
if (errorNode) {
error(errorNode, isAsyncIterator
? ts.Diagnostics.An_async_iterator_must_have_a_next_method
: ts.Diagnostics.An_iterator_must_have_a_next_method);
}
return undefined;
}
var nextResult = getUnionType(ts.map(nextMethodSignatures, getReturnTypeOfSignature), 2);
if (isTypeAny(nextResult)) {
return undefined;
}
if (isAsyncIterator) {
nextResult = getAwaitedTypeOfPromise(nextResult, errorNode, ts.Diagnostics.The_type_returned_by_the_next_method_of_an_async_iterator_must_be_a_promise_for_a_type_with_a_value_property);
if (isTypeAny(nextResult)) {
return undefined;
}
}
var nextValue = nextResult && getTypeOfPropertyOfType(nextResult, "value");
if (!nextValue) {
if (errorNode) {
error(errorNode, isAsyncIterator
? ts.Diagnostics.The_type_returned_by_the_next_method_of_an_async_iterator_must_be_a_promise_for_a_type_with_a_value_property
: ts.Diagnostics.The_type_returned_by_the_next_method_of_an_iterator_must_have_a_value_property);
}
return undefined;
}
return isAsyncIterator
? typeAsIterator.iteratedTypeOfAsyncIterator = nextValue
: typeAsIterator.iteratedTypeOfIterator = nextValue;
}
function getIteratedTypeOfGenerator(returnType, isAsyncGenerator) {
if (isTypeAny(returnType)) {
return undefined;
}
return getIteratedTypeOfIterable(returnType, undefined, isAsyncGenerator, !isAsyncGenerator, false)
|| getIteratedTypeOfIterator(returnType, undefined, isAsyncGenerator);
}
function checkBreakOrContinueStatement(node) {
if (!checkGrammarStatementInAmbientContext(node))
checkGrammarBreakOrContinueStatement(node);
}
function isGetAccessorWithAnnotatedSetAccessor(node) {
return node.kind === 156
&& ts.getEffectiveSetAccessorTypeAnnotationNode(ts.getDeclarationOfKind(node.symbol, 157)) !== undefined;
}
function isUnwrappedReturnTypeVoidOrAny(func, returnType) {
var unwrappedReturnType = (ts.getFunctionFlags(func) & 3) === 2
? getPromisedTypeOfPromise(returnType)
: returnType;
return !!unwrappedReturnType && maybeTypeOfKind(unwrappedReturnType, 4096 | 3);
}
function checkReturnStatement(node) {
if (checkGrammarStatementInAmbientContext(node)) {
return;
}
var func = ts.getContainingFunction(node);
if (!func) {
grammarErrorOnFirstToken(node, ts.Diagnostics.A_return_statement_can_only_be_used_within_a_function_body);
return;
}
var signature = getSignatureFromDeclaration(func);
var returnType = getReturnTypeOfSignature(signature);
var functionFlags = ts.getFunctionFlags(func);
var isGenerator = functionFlags & 1;
if (strictNullChecks || node.expression || returnType.flags & 32768) {
var exprType = node.expression ? checkExpressionCached(node.expression) : undefinedType;
if (isGenerator) {
return;
}
else if (func.kind === 157) {
if (node.expression) {
error(node, ts.Diagnostics.Setters_cannot_return_a_value);
}
}
else if (func.kind === 155) {
if (node.expression && !checkTypeAssignableToAndOptionallyElaborate(exprType, returnType, node, node.expression)) {
error(node, ts.Diagnostics.Return_type_of_constructor_signature_must_be_assignable_to_the_instance_type_of_the_class);
}
}
else if (ts.getEffectiveReturnTypeNode(func) || isGetAccessorWithAnnotatedSetAccessor(func)) {
if (functionFlags & 2) {
var promisedType = getPromisedTypeOfPromise(returnType);
var awaitedType = checkAwaitedType(exprType, node, ts.Diagnostics.The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member);
if (promisedType) {
checkTypeAssignableTo(awaitedType, promisedType, node);
}
}
else {
checkTypeAssignableToAndOptionallyElaborate(exprType, returnType, node, node.expression);
}
}
}
else if (func.kind !== 155 && compilerOptions.noImplicitReturns && !isUnwrappedReturnTypeVoidOrAny(func, returnType) && !isGenerator) {
error(node, ts.Diagnostics.Not_all_code_paths_return_a_value);
}
}
function checkWithStatement(node) {
if (!checkGrammarStatementInAmbientContext(node)) {
if (node.flags & 16384) {
grammarErrorOnFirstToken(node, ts.Diagnostics.with_statements_are_not_allowed_in_an_async_function_block);
}
}
checkExpression(node.expression);
var sourceFile = ts.getSourceFileOfNode(node);
if (!hasParseDiagnostics(sourceFile)) {
var start = ts.getSpanOfTokenAtPosition(sourceFile, node.pos).start;
var end = node.statement.pos;
grammarErrorAtPos(sourceFile, start, end - start, ts.Diagnostics.The_with_statement_is_not_supported_All_symbols_in_a_with_block_will_have_type_any);
}
}
function checkSwitchStatement(node) {
checkGrammarStatementInAmbientContext(node);
var firstDefaultClause;
var hasDuplicateDefaultClause = false;
var expressionType = checkExpression(node.expression);
var expressionIsLiteral = isLiteralType(expressionType);
ts.forEach(node.caseBlock.clauses, function (clause) {
if (clause.kind === 270 && !hasDuplicateDefaultClause) {
if (firstDefaultClause === undefined) {
firstDefaultClause = clause;
}
else {
var sourceFile = ts.getSourceFileOfNode(node);
var start = ts.skipTrivia(sourceFile.text, clause.pos);
var end = clause.statements.length > 0 ? clause.statements[0].pos : clause.end;
grammarErrorAtPos(sourceFile, start, end - start, ts.Diagnostics.A_default_clause_cannot_appear_more_than_once_in_a_switch_statement);
hasDuplicateDefaultClause = true;
}
}
if (produceDiagnostics && clause.kind === 269) {
var caseType = checkExpression(clause.expression);
var caseIsLiteral = isLiteralType(caseType);
var comparedExpressionType = expressionType;
if (!caseIsLiteral || !expressionIsLiteral) {
caseType = caseIsLiteral ? getBaseTypeOfLiteralType(caseType) : caseType;
comparedExpressionType = getBaseTypeOfLiteralType(expressionType);
}
if (!isTypeEqualityComparableTo(comparedExpressionType, caseType)) {
checkTypeComparableTo(caseType, comparedExpressionType, clause.expression, undefined);
}
}
ts.forEach(clause.statements, checkSourceElement);
});
if (node.caseBlock.locals) {
registerForUnusedIdentifiersCheck(node.caseBlock);
}
}
function checkLabeledStatement(node) {
if (!checkGrammarStatementInAmbientContext(node)) {
ts.findAncestor(node.parent, function (current) {
if (ts.isFunctionLike(current)) {
return "quit";
}
if (current.kind === 231 && current.label.escapedText === node.label.escapedText) {
grammarErrorOnNode(node.label, ts.Diagnostics.Duplicate_label_0, ts.getTextOfNode(node.label));
return true;
}
return false;
});
}
checkSourceElement(node.statement);
}
function checkThrowStatement(node) {
if (!checkGrammarStatementInAmbientContext(node)) {
if (node.expression === undefined) {
grammarErrorAfterFirstToken(node, ts.Diagnostics.Line_break_not_permitted_here);
}
}
if (node.expression) {
checkExpression(node.expression);
}
}
function checkTryStatement(node) {
checkGrammarStatementInAmbientContext(node);
checkBlock(node.tryBlock);
var catchClause = node.catchClause;
if (catchClause) {
if (catchClause.variableDeclaration) {
if (catchClause.variableDeclaration.type) {
grammarErrorOnFirstToken(catchClause.variableDeclaration.type, ts.Diagnostics.Catch_clause_variable_cannot_have_a_type_annotation);
}
else if (catchClause.variableDeclaration.initializer) {
grammarErrorOnFirstToken(catchClause.variableDeclaration.initializer, ts.Diagnostics.Catch_clause_variable_cannot_have_an_initializer);
}
else {
var blockLocals_1 = catchClause.block.locals;
if (blockLocals_1) {
ts.forEachKey(catchClause.locals, function (caughtName) {
var blockLocal = blockLocals_1.get(caughtName);
if (blockLocal && (blockLocal.flags & 2) !== 0) {
grammarErrorOnNode(blockLocal.valueDeclaration, ts.Diagnostics.Cannot_redeclare_identifier_0_in_catch_clause, caughtName);
}
});
}
}
}
checkBlock(catchClause.block);
}
if (node.finallyBlock) {
checkBlock(node.finallyBlock);
}
}
function checkIndexConstraints(type) {
var declaredNumberIndexer = getIndexDeclarationOfSymbol(type.symbol, 1);
var declaredStringIndexer = getIndexDeclarationOfSymbol(type.symbol, 0);
var stringIndexType = getIndexTypeOfType(type, 0);
var numberIndexType = getIndexTypeOfType(type, 1);
if (stringIndexType || numberIndexType) {
ts.forEach(getPropertiesOfObjectType(type), function (prop) {
var propType = getTypeOfSymbol(prop);
checkIndexConstraintForProperty(prop, propType, type, declaredStringIndexer, stringIndexType, 0);
checkIndexConstraintForProperty(prop, propType, type, declaredNumberIndexer, numberIndexType, 1);
});
var classDeclaration = type.symbol.valueDeclaration;
if (ts.getObjectFlags(type) & 1 && ts.isClassLike(classDeclaration)) {
for (var _i = 0, _a = classDeclaration.members; _i < _a.length; _i++) {
var member = _a[_i];
if (!ts.hasModifier(member, 32) && hasNonBindableDynamicName(member)) {
var symbol = getSymbolOfNode(member);
var propType = getTypeOfSymbol(symbol);
checkIndexConstraintForProperty(symbol, propType, type, declaredStringIndexer, stringIndexType, 0);
checkIndexConstraintForProperty(symbol, propType, type, declaredNumberIndexer, numberIndexType, 1);
}
}
}
}
var errorNode;
if (stringIndexType && numberIndexType) {
errorNode = declaredNumberIndexer || declaredStringIndexer;
if (!errorNode && (ts.getObjectFlags(type) & 2)) {
var someBaseTypeHasBothIndexers = ts.forEach(getBaseTypes(type), function (base) { return getIndexTypeOfType(base, 0) && getIndexTypeOfType(base, 1); });
errorNode = someBaseTypeHasBothIndexers ? undefined : type.symbol.declarations[0];
}
}
if (errorNode && !isTypeAssignableTo(numberIndexType, stringIndexType)) {
error(errorNode, ts.Diagnostics.Numeric_index_type_0_is_not_assignable_to_string_index_type_1, typeToString(numberIndexType), typeToString(stringIndexType));
}
function checkIndexConstraintForProperty(prop, propertyType, containingType, indexDeclaration, indexType, indexKind) {
if (!indexType || ts.isKnownSymbol(prop)) {
return;
}
var propDeclaration = prop.valueDeclaration;
var name = propDeclaration && ts.getNameOfDeclaration(propDeclaration);
if (indexKind === 1 && !(name ? isNumericName(name) : isNumericLiteralName(prop.escapedName))) {
return;
}
var errorNode;
if (propDeclaration && name &&
(propDeclaration.kind === 202 ||
name.kind === 147 ||
prop.parent === containingType.symbol)) {
errorNode = propDeclaration;
}
else if (indexDeclaration) {
errorNode = indexDeclaration;
}
else if (ts.getObjectFlags(containingType) & 2) {
var someBaseClassHasBothPropertyAndIndexer = ts.forEach(getBaseTypes(containingType), function (base) { return getPropertyOfObjectType(base, prop.escapedName) && getIndexTypeOfType(base, indexKind); });
errorNode = someBaseClassHasBothPropertyAndIndexer ? undefined : containingType.symbol.declarations[0];
}
if (errorNode && !isTypeAssignableTo(propertyType, indexType)) {
var errorMessage = indexKind === 0
? ts.Diagnostics.Property_0_of_type_1_is_not_assignable_to_string_index_type_2
: ts.Diagnostics.Property_0_of_type_1_is_not_assignable_to_numeric_index_type_2;
error(errorNode, errorMessage, symbolToString(prop), typeToString(propertyType), typeToString(indexType));
}
}
}
function checkTypeNameIsReserved(name, message) {
switch (name.escapedText) {
case "any":
case "unknown":
case "number":
case "boolean":
case "string":
case "symbol":
case "void":
case "object":
error(name, message, name.escapedText);
}
}
function checkClassNameCollisionWithObject(name) {
if (languageVersion === 1 && name.escapedText === "Object"
&& moduleKind !== ts.ModuleKind.ES2015 && moduleKind !== ts.ModuleKind.ESNext) {
error(name, ts.Diagnostics.Class_name_cannot_be_Object_when_targeting_ES5_with_module_0, ts.ModuleKind[moduleKind]);
}
}
function checkTypeParameters(typeParameterDeclarations) {
if (typeParameterDeclarations) {
var seenDefault = false;
for (var i = 0; i < typeParameterDeclarations.length; i++) {
var node = typeParameterDeclarations[i];
checkTypeParameter(node);
if (produceDiagnostics) {
if (node.default) {
seenDefault = true;
}
else if (seenDefault) {
error(node, ts.Diagnostics.Required_type_parameters_may_not_follow_optional_type_parameters);
}
for (var j = 0; j < i; j++) {
if (typeParameterDeclarations[j].symbol === node.symbol) {
error(node.name, ts.Diagnostics.Duplicate_identifier_0, ts.declarationNameToString(node.name));
}
}
}
}
}
}
function checkTypeParameterListsIdentical(symbol) {
if (symbol.declarations.length === 1) {
return;
}
var links = getSymbolLinks(symbol);
if (!links.typeParametersChecked) {
links.typeParametersChecked = true;
var declarations = getClassOrInterfaceDeclarationsOfSymbol(symbol);
if (declarations.length <= 1) {
return;
}
var type = getDeclaredTypeOfSymbol(symbol);
if (!areTypeParametersIdentical(declarations, type.localTypeParameters)) {
var name = symbolToString(symbol);
for (var _i = 0, declarations_6 = declarations; _i < declarations_6.length; _i++) {
var declaration = declarations_6[_i];
error(declaration.name, ts.Diagnostics.All_declarations_of_0_must_have_identical_type_parameters, name);
}
}
}
}
function areTypeParametersIdentical(declarations, targetParameters) {
var maxTypeArgumentCount = ts.length(targetParameters);
var minTypeArgumentCount = getMinTypeArgumentCount(targetParameters);
for (var _i = 0, declarations_7 = declarations; _i < declarations_7.length; _i++) {
var declaration = declarations_7[_i];
var sourceParameters = ts.getEffectiveTypeParameterDeclarations(declaration);
var numTypeParameters = sourceParameters.length;
if (numTypeParameters < minTypeArgumentCount || numTypeParameters > maxTypeArgumentCount) {
return false;
}
for (var i = 0; i < numTypeParameters; i++) {
var source = sourceParameters[i];
var target = targetParameters[i];
if (source.name.escapedText !== target.symbol.escapedName) {
return false;
}
var sourceConstraint = source.constraint && getTypeFromTypeNode(source.constraint);
var targetConstraint = getConstraintFromTypeParameter(target);
if (sourceConstraint) {
if (!targetConstraint || !isTypeIdenticalTo(sourceConstraint, targetConstraint)) {
return false;
}
}
var sourceDefault = source.default && getTypeFromTypeNode(source.default);
var targetDefault = getDefaultFromTypeParameter(target);
if (sourceDefault && targetDefault && !isTypeIdenticalTo(sourceDefault, targetDefault)) {
return false;
}
}
}
return true;
}
function checkClassExpression(node) {
checkClassLikeDeclaration(node);
checkNodeDeferred(node);
return getTypeOfSymbol(getSymbolOfNode(node));
}
function checkClassExpressionDeferred(node) {
ts.forEach(node.members, checkSourceElement);
registerForUnusedIdentifiersCheck(node);
}
function checkClassDeclaration(node) {
if (!node.name && !ts.hasModifier(node, 512)) {
grammarErrorOnFirstToken(node, ts.Diagnostics.A_class_declaration_without_the_default_modifier_must_have_a_name);
}
checkClassLikeDeclaration(node);
ts.forEach(node.members, checkSourceElement);
registerForUnusedIdentifiersCheck(node);
}
function checkClassLikeDeclaration(node) {
checkGrammarClassLikeDeclaration(node);
checkDecorators(node);
if (node.name) {
checkTypeNameIsReserved(node.name, ts.Diagnostics.Class_name_cannot_be_0);
checkCollisionWithRequireExportsInGeneratedCode(node, node.name);
checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name);
if (!(node.flags & 4194304)) {
checkClassNameCollisionWithObject(node.name);
}
}
checkTypeParameters(ts.getEffectiveTypeParameterDeclarations(node));
checkExportsOnMergedDeclarations(node);
var symbol = getSymbolOfNode(node);
var type = getDeclaredTypeOfSymbol(symbol);
var typeWithThis = getTypeWithThisArgument(type);
var staticType = getTypeOfSymbol(symbol);
checkTypeParameterListsIdentical(symbol);
checkClassForDuplicateDeclarations(node);
if (!(node.flags & 4194304)) {
checkClassForStaticPropertyNameConflicts(node);
}
var baseTypeNode = ts.getEffectiveBaseTypeNode(node);
if (baseTypeNode) {
if (languageVersion < 2) {
checkExternalEmitHelpers(baseTypeNode.parent, 1);
}
var baseTypes = getBaseTypes(type);
if (baseTypes.length && produceDiagnostics) {
var baseType_1 = baseTypes[0];
var baseConstructorType = getBaseConstructorTypeOfClass(type);
var staticBaseType = getApparentType(baseConstructorType);
checkBaseTypeAccessibility(staticBaseType, baseTypeNode);
checkSourceElement(baseTypeNode.expression);
var extendsNode = ts.getClassExtendsHeritageElement(node);
if (extendsNode && extendsNode !== baseTypeNode) {
checkExpression(extendsNode.expression);
}
if (ts.some(baseTypeNode.typeArguments)) {
ts.forEach(baseTypeNode.typeArguments, checkSourceElement);
for (var _i = 0, _a = getConstructorsForTypeArguments(staticBaseType, baseTypeNode.typeArguments, baseTypeNode); _i < _a.length; _i++) {
var constructor = _a[_i];
if (!checkTypeArgumentConstraints(baseTypeNode, constructor.typeParameters)) {
break;
}
}
}
var baseWithThis = getTypeWithThisArgument(baseType_1, type.thisType);
if (!checkTypeAssignableTo(typeWithThis, baseWithThis, undefined)) {
issueMemberSpecificError(node, typeWithThis, baseWithThis, ts.Diagnostics.Class_0_incorrectly_extends_base_class_1);
}
checkTypeAssignableTo(staticType, getTypeWithoutSignatures(staticBaseType), node.name || node, ts.Diagnostics.Class_static_side_0_incorrectly_extends_base_class_static_side_1);
if (baseConstructorType.flags & 2162688 && !isMixinConstructorType(staticType)) {
error(node.name || node, ts.Diagnostics.A_mixin_class_must_have_a_constructor_with_a_single_rest_parameter_of_type_any);
}
if (!(staticBaseType.symbol && staticBaseType.symbol.flags & 32) && !(baseConstructorType.flags & 2162688)) {
var constructors = getInstantiatedConstructorsForTypeArguments(staticBaseType, baseTypeNode.typeArguments, baseTypeNode);
if (ts.forEach(constructors, function (sig) { return getReturnTypeOfSignature(sig) !== baseType_1; })) {
error(baseTypeNode.expression, ts.Diagnostics.Base_constructors_must_all_have_the_same_return_type);
}
}
checkKindsOfPropertyMemberOverrides(type, baseType_1);
}
}
var implementedTypeNodes = ts.getClassImplementsHeritageClauseElements(node);
if (implementedTypeNodes) {
for (var _b = 0, implementedTypeNodes_1 = implementedTypeNodes; _b < implementedTypeNodes_1.length; _b++) {
var typeRefNode = implementedTypeNodes_1[_b];
if (!ts.isEntityNameExpression(typeRefNode.expression)) {
error(typeRefNode.expression, ts.Diagnostics.A_class_can_only_implement_an_identifier_Slashqualified_name_with_optional_type_arguments);
}
checkTypeReferenceNode(typeRefNode);
if (produceDiagnostics) {
var t = getTypeFromTypeNode(typeRefNode);
if (t !== errorType) {
if (isValidBaseType(t)) {
var genericDiag = t.symbol && t.symbol.flags & 32 ?
ts.Diagnostics.Class_0_incorrectly_implements_class_1_Did_you_mean_to_extend_1_and_inherit_its_members_as_a_subclass :
ts.Diagnostics.Class_0_incorrectly_implements_interface_1;
var baseWithThis = getTypeWithThisArgument(t, type.thisType);
if (!checkTypeAssignableTo(typeWithThis, baseWithThis, undefined)) {
issueMemberSpecificError(node, typeWithThis, baseWithThis, genericDiag);
}
}
else {
error(typeRefNode, ts.Diagnostics.A_class_may_only_implement_another_class_or_interface);
}
}
}
}
}
if (produceDiagnostics) {
checkIndexConstraints(type);
checkTypeForDuplicateIndexSignatures(node);
checkPropertyInitialization(node);
}
}
function issueMemberSpecificError(node, typeWithThis, baseWithThis, broadDiag) {
var issuedMemberError = false;
var _loop_8 = function (member) {
if (ts.hasStaticModifier(member)) {
return "continue";
}
var declaredProp = member.name && getSymbolAtLocation(member.name) || getSymbolAtLocation(member);
if (declaredProp) {
var prop = getPropertyOfType(typeWithThis, declaredProp.escapedName);
var baseProp = getPropertyOfType(baseWithThis, declaredProp.escapedName);
if (prop && baseProp) {
var rootChain = function () { return ts.chainDiagnosticMessages(undefined, ts.Diagnostics.Property_0_in_type_1_is_not_assignable_to_the_same_property_in_base_type_2, symbolToString(declaredProp), typeToString(typeWithThis), typeToString(baseWithThis)); };
if (!checkTypeAssignableTo(getTypeOfSymbol(prop), getTypeOfSymbol(baseProp), member.name || member, undefined, rootChain)) {
issuedMemberError = true;
}
}
}
};
for (var _i = 0, _a = node.members; _i < _a.length; _i++) {
var member = _a[_i];
_loop_8(member);
}
if (!issuedMemberError) {
checkTypeAssignableTo(typeWithThis, baseWithThis, node.name || node, broadDiag);
}
}
function checkBaseTypeAccessibility(type, node) {
var signatures = getSignaturesOfType(type, 1);
if (signatures.length) {
var declaration = signatures[0].declaration;
if (declaration && ts.hasModifier(declaration, 8)) {
var typeClassDeclaration = ts.getClassLikeDeclarationOfSymbol(type.symbol);
if (!isNodeWithinClass(node, typeClassDeclaration)) {
error(node, ts.Diagnostics.Cannot_extend_a_class_0_Class_constructor_is_marked_as_private, getFullyQualifiedName(type.symbol));
}
}
}
}
function getTargetSymbol(s) {
return ts.getCheckFlags(s) & 1 ? s.target : s;
}
function getClassOrInterfaceDeclarationsOfSymbol(symbol) {
return ts.filter(symbol.declarations, function (d) {
return d.kind === 238 || d.kind === 239;
});
}
function checkKindsOfPropertyMemberOverrides(type, baseType) {
var baseProperties = getPropertiesOfType(baseType);
for (var _i = 0, baseProperties_1 = baseProperties; _i < baseProperties_1.length; _i++) {
var baseProperty = baseProperties_1[_i];
var base = getTargetSymbol(baseProperty);
if (base.flags & 4194304) {
continue;
}
var derived = getTargetSymbol(getPropertyOfObjectType(type, base.escapedName));
var baseDeclarationFlags = ts.getDeclarationModifierFlagsFromSymbol(base);
ts.Debug.assert(!!derived, "derived should point to something, even if it is the base class' declaration.");
if (derived) {
if (derived === base) {
var derivedClassDecl = ts.getClassLikeDeclarationOfSymbol(type.symbol);
if (baseDeclarationFlags & 128 && (!derivedClassDecl || !ts.hasModifier(derivedClassDecl, 128))) {
if (derivedClassDecl.kind === 207) {
error(derivedClassDecl, ts.Diagnostics.Non_abstract_class_expression_does_not_implement_inherited_abstract_member_0_from_class_1, symbolToString(baseProperty), typeToString(baseType));
}
else {
error(derivedClassDecl, ts.Diagnostics.Non_abstract_class_0_does_not_implement_inherited_abstract_member_1_from_class_2, typeToString(type), symbolToString(baseProperty), typeToString(baseType));
}
}
}
else {
var derivedDeclarationFlags = ts.getDeclarationModifierFlagsFromSymbol(derived);
if (baseDeclarationFlags & 8 || derivedDeclarationFlags & 8) {
continue;
}
if (isPrototypeProperty(base) || base.flags & 98308 && derived.flags & 98308) {
continue;
}
var errorMessage = void 0;
if (isPrototypeProperty(base)) {
if (derived.flags & 98304) {
errorMessage = ts.Diagnostics.Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_accessor;
}
else {
errorMessage = ts.Diagnostics.Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_property;
}
}
else if (base.flags & 98304) {
errorMessage = ts.Diagnostics.Class_0_defines_instance_member_accessor_1_but_extended_class_2_defines_it_as_instance_member_function;
}
else {
errorMessage = ts.Diagnostics.Class_0_defines_instance_member_property_1_but_extended_class_2_defines_it_as_instance_member_function;
}
error(ts.getNameOfDeclaration(derived.valueDeclaration) || derived.valueDeclaration, errorMessage, typeToString(baseType), symbolToString(base), typeToString(type));
}
}
}
}
function checkInheritedPropertiesAreIdentical(type, typeNode) {
var baseTypes = getBaseTypes(type);
if (baseTypes.length < 2) {
return true;
}
var seen = ts.createUnderscoreEscapedMap();
ts.forEach(resolveDeclaredMembers(type).declaredProperties, function (p) { seen.set(p.escapedName, { prop: p, containingType: type }); });
var ok = true;
for (var _i = 0, baseTypes_2 = baseTypes; _i < baseTypes_2.length; _i++) {
var base = baseTypes_2[_i];
var properties = getPropertiesOfType(getTypeWithThisArgument(base, type.thisType));
for (var _a = 0, properties_8 = properties; _a < properties_8.length; _a++) {
var prop = properties_8[_a];
var existing = seen.get(prop.escapedName);
if (!existing) {
seen.set(prop.escapedName, { prop: prop, containingType: base });
}
else {
var isInheritedProperty = existing.containingType !== type;
if (isInheritedProperty && !isPropertyIdenticalTo(existing.prop, prop)) {
ok = false;
var typeName1 = typeToString(existing.containingType);
var typeName2 = typeToString(base);
var errorInfo = ts.chainDiagnosticMessages(undefined, ts.Diagnostics.Named_property_0_of_types_1_and_2_are_not_identical, symbolToString(prop), typeName1, typeName2);
errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Interface_0_cannot_simultaneously_extend_types_1_and_2, typeToString(type), typeName1, typeName2);
diagnostics.add(ts.createDiagnosticForNodeFromMessageChain(typeNode, errorInfo));
}
}
}
}
return ok;
}
function checkPropertyInitialization(node) {
if (!strictNullChecks || !strictPropertyInitialization || node.flags & 4194304) {
return;
}
var constructor = findConstructorDeclaration(node);
for (var _i = 0, _a = node.members; _i < _a.length; _i++) {
var member = _a[_i];
if (isInstancePropertyWithoutInitializer(member)) {
var propName = member.name;
if (ts.isIdentifier(propName)) {
var type = getTypeOfSymbol(getSymbolOfNode(member));
if (!(type.flags & 3 || getFalsyFlags(type) & 8192)) {
if (!constructor || !isPropertyInitializedInConstructor(propName, type, constructor)) {
error(member.name, ts.Diagnostics.Property_0_has_no_initializer_and_is_not_definitely_assigned_in_the_constructor, ts.declarationNameToString(propName));
}
}
}
}
}
}
function isInstancePropertyWithoutInitializer(node) {
return node.kind === 152 &&
!ts.hasModifier(node, 32 | 128) &&
!node.exclamationToken &&
!node.initializer;
}
function isPropertyInitializedInConstructor(propName, propType, constructor) {
var reference = ts.createPropertyAccess(ts.createThis(), propName);
reference.flowNode = constructor.returnFlowNode;
var flowType = getFlowTypeOfReference(reference, propType, getOptionalType(propType));
return !(getFalsyFlags(flowType) & 8192);
}
function checkInterfaceDeclaration(node) {
if (!checkGrammarDecoratorsAndModifiers(node))
checkGrammarInterfaceDeclaration(node);
checkTypeParameters(node.typeParameters);
if (produceDiagnostics) {
checkTypeNameIsReserved(node.name, ts.Diagnostics.Interface_name_cannot_be_0);
checkExportsOnMergedDeclarations(node);
var symbol = getSymbolOfNode(node);
checkTypeParameterListsIdentical(symbol);
var firstInterfaceDecl = ts.getDeclarationOfKind(symbol, 239);
if (node === firstInterfaceDecl) {
var type = getDeclaredTypeOfSymbol(symbol);
var typeWithThis = getTypeWithThisArgument(type);
if (checkInheritedPropertiesAreIdentical(type, node.name)) {
for (var _i = 0, _a = getBaseTypes(type); _i < _a.length; _i++) {
var baseType = _a[_i];
checkTypeAssignableTo(typeWithThis, getTypeWithThisArgument(baseType, type.thisType), node.name, ts.Diagnostics.Interface_0_incorrectly_extends_interface_1);
}
checkIndexConstraints(type);
}
}
checkObjectTypeForDuplicateDeclarations(node);
}
ts.forEach(ts.getInterfaceBaseTypeNodes(node), function (heritageElement) {
if (!ts.isEntityNameExpression(heritageElement.expression)) {
error(heritageElement.expression, ts.Diagnostics.An_interface_can_only_extend_an_identifier_Slashqualified_name_with_optional_type_arguments);
}
checkTypeReferenceNode(heritageElement);
});
ts.forEach(node.members, checkSourceElement);
if (produceDiagnostics) {
checkTypeForDuplicateIndexSignatures(node);
registerForUnusedIdentifiersCheck(node);
}
}
function checkTypeAliasDeclaration(node) {
checkGrammarDecoratorsAndModifiers(node);
checkTypeNameIsReserved(node.name, ts.Diagnostics.Type_alias_name_cannot_be_0);
checkTypeParameters(node.typeParameters);
checkSourceElement(node.type);
registerForUnusedIdentifiersCheck(node);
}
function computeEnumMemberValues(node) {
var nodeLinks = getNodeLinks(node);
if (!(nodeLinks.flags & 16384)) {
nodeLinks.flags |= 16384;
var autoValue = 0;
for (var _i = 0, _a = node.members; _i < _a.length; _i++) {
var member = _a[_i];
var value = computeMemberValue(member, autoValue);
getNodeLinks(member).enumMemberValue = value;
autoValue = typeof value === "number" ? value + 1 : undefined;
}
}
}
function computeMemberValue(member, autoValue) {
if (isComputedNonLiteralName(member.name)) {
error(member.name, ts.Diagnostics.Computed_property_names_are_not_allowed_in_enums);
}
else {
var text = ts.getTextOfPropertyName(member.name);
if (isNumericLiteralName(text) && !isInfinityOrNaNString(text)) {
error(member.name, ts.Diagnostics.An_enum_member_cannot_have_a_numeric_name);
}
}
if (member.initializer) {
return computeConstantValue(member);
}
if (member.parent.flags & 4194304 && !ts.isEnumConst(member.parent)) {
return undefined;
}
if (autoValue !== undefined) {
return autoValue;
}
error(member.name, ts.Diagnostics.Enum_member_must_have_initializer);
return undefined;
}
function computeConstantValue(member) {
var enumKind = getEnumKind(getSymbolOfNode(member.parent));
var isConstEnum = ts.isEnumConst(member.parent);
var initializer = member.initializer;
var value = enumKind === 1 && !isLiteralEnumMember(member) ? undefined : evaluate(initializer);
if (value !== undefined) {
if (isConstEnum && typeof value === "number" && !isFinite(value)) {
error(initializer, isNaN(value) ?
ts.Diagnostics.const_enum_member_initializer_was_evaluated_to_disallowed_value_NaN :
ts.Diagnostics.const_enum_member_initializer_was_evaluated_to_a_non_finite_value);
}
}
else if (enumKind === 1) {
error(initializer, ts.Diagnostics.Computed_values_are_not_permitted_in_an_enum_with_string_valued_members);
return 0;
}
else if (isConstEnum) {
error(initializer, ts.Diagnostics.In_const_enum_declarations_member_initializer_must_be_constant_expression);
}
else if (member.parent.flags & 4194304) {
error(initializer, ts.Diagnostics.In_ambient_enum_declarations_member_initializer_must_be_constant_expression);
}
else {
checkTypeAssignableTo(checkExpression(initializer), getDeclaredTypeOfSymbol(getSymbolOfNode(member.parent)), initializer, undefined);
}
return value;
function evaluate(expr) {
switch (expr.kind) {
case 200:
var value_2 = evaluate(expr.operand);
if (typeof value_2 === "number") {
switch (expr.operator) {
case 37: return value_2;
case 38: return -value_2;
case 52: return ~value_2;
}
}
break;
case 202:
var left = evaluate(expr.left);
var right = evaluate(expr.right);
if (typeof left === "number" && typeof right === "number") {
switch (expr.operatorToken.kind) {
case 49: return left | right;
case 48: return left & right;
case 46: return left >> right;
case 47: return left >>> right;
case 45: return left << right;
case 50: return left ^ right;
case 39: return left * right;
case 41: return left / right;
case 37: return left + right;
case 38: return left - right;
case 42: return left % right;
case 40: return Math.pow(left, right);
}
}
else if (typeof left === "string" && typeof right === "string" && expr.operatorToken.kind === 37) {
return left + right;
}
break;
case 9:
return expr.text;
case 8:
checkGrammarNumericLiteral(expr);
return +expr.text;
case 193:
return evaluate(expr.expression);
case 71:
var identifier = expr;
if (isInfinityOrNaNString(identifier.escapedText)) {
return +(identifier.escapedText);
}
return ts.nodeIsMissing(expr) ? 0 : evaluateEnumMember(expr, getSymbolOfNode(member.parent), identifier.escapedText);
case 188:
case 187:
var ex = expr;
if (isConstantMemberAccess(ex)) {
var type = getTypeOfExpression(ex.expression);
if (type.symbol && type.symbol.flags & 384) {
var name = void 0;
if (ex.kind === 187) {
name = ex.name.escapedText;
}
else {
var argument = ex.argumentExpression;
ts.Debug.assert(ts.isLiteralExpression(argument));
name = ts.escapeLeadingUnderscores(argument.text);
}
return evaluateEnumMember(expr, type.symbol, name);
}
}
break;
}
return undefined;
}
function evaluateEnumMember(expr, enumSymbol, name) {
var memberSymbol = enumSymbol.exports.get(name);
if (memberSymbol) {
var declaration = memberSymbol.valueDeclaration;
if (declaration !== member) {
if (isBlockScopedNameDeclaredBeforeUse(declaration, member)) {
return getEnumMemberValue(declaration);
}
error(expr, ts.Diagnostics.A_member_initializer_in_a_enum_declaration_cannot_reference_members_declared_after_it_including_members_defined_in_other_enums);
return 0;
}
}
return undefined;
}
}
function isConstantMemberAccess(node) {
return node.kind === 71 ||
node.kind === 187 && isConstantMemberAccess(node.expression) ||
node.kind === 188 && isConstantMemberAccess(node.expression) &&
node.argumentExpression.kind === 9;
}
function checkEnumDeclaration(node) {
if (!produceDiagnostics) {
return;
}
checkGrammarDecoratorsAndModifiers(node);
checkTypeNameIsReserved(node.name, ts.Diagnostics.Enum_name_cannot_be_0);
checkCollisionWithRequireExportsInGeneratedCode(node, node.name);
checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name);
checkExportsOnMergedDeclarations(node);
computeEnumMemberValues(node);
var enumIsConst = ts.isEnumConst(node);
if (compilerOptions.isolatedModules && enumIsConst && node.flags & 4194304) {
error(node.name, ts.Diagnostics.Ambient_const_enums_are_not_allowed_when_the_isolatedModules_flag_is_provided);
}
var enumSymbol = getSymbolOfNode(node);
var firstDeclaration = ts.getDeclarationOfKind(enumSymbol, node.kind);
if (node === firstDeclaration) {
if (enumSymbol.declarations.length > 1) {
ts.forEach(enumSymbol.declarations, function (decl) {
if (ts.isEnumDeclaration(decl) && ts.isEnumConst(decl) !== enumIsConst) {
error(ts.getNameOfDeclaration(decl), ts.Diagnostics.Enum_declarations_must_all_be_const_or_non_const);
}
});
}
var seenEnumMissingInitialInitializer_1 = false;
ts.forEach(enumSymbol.declarations, function (declaration) {
if (declaration.kind !== 241) {
return false;
}
var enumDeclaration = declaration;
if (!enumDeclaration.members.length) {
return false;
}
var firstEnumMember = enumDeclaration.members[0];
if (!firstEnumMember.initializer) {
if (seenEnumMissingInitialInitializer_1) {
error(firstEnumMember.name, ts.Diagnostics.In_an_enum_with_multiple_declarations_only_one_declaration_can_omit_an_initializer_for_its_first_enum_element);
}
else {
seenEnumMissingInitialInitializer_1 = true;
}
}
});
}
}
function getFirstNonAmbientClassOrFunctionDeclaration(symbol) {
var declarations = symbol.declarations;
for (var _i = 0, declarations_8 = declarations; _i < declarations_8.length; _i++) {
var declaration = declarations_8[_i];
if ((declaration.kind === 238 ||
(declaration.kind === 237 && ts.nodeIsPresent(declaration.body))) &&
!(declaration.flags & 4194304)) {
return declaration;
}
}
return undefined;
}
function inSameLexicalScope(node1, node2) {
var container1 = ts.getEnclosingBlockScopeContainer(node1);
var container2 = ts.getEnclosingBlockScopeContainer(node2);
if (isGlobalSourceFile(container1)) {
return isGlobalSourceFile(container2);
}
else if (isGlobalSourceFile(container2)) {
return false;
}
else {
return container1 === container2;
}
}
function checkModuleDeclaration(node) {
if (produceDiagnostics) {
var isGlobalAugmentation = ts.isGlobalScopeAugmentation(node);
var inAmbientContext = node.flags & 4194304;
if (isGlobalAugmentation && !inAmbientContext) {
error(node.name, ts.Diagnostics.Augmentations_for_the_global_scope_should_have_declare_modifier_unless_they_appear_in_already_ambient_context);
}
var isAmbientExternalModule = ts.isAmbientModule(node);
var contextErrorMessage = isAmbientExternalModule
? ts.Diagnostics.An_ambient_module_declaration_is_only_allowed_at_the_top_level_in_a_file
: ts.Diagnostics.A_namespace_declaration_is_only_allowed_in_a_namespace_or_module;
if (checkGrammarModuleElementContext(node, contextErrorMessage)) {
return;
}
if (!checkGrammarDecoratorsAndModifiers(node)) {
if (!inAmbientContext && node.name.kind === 9) {
grammarErrorOnNode(node.name, ts.Diagnostics.Only_ambient_modules_can_use_quoted_names);
}
}
if (ts.isIdentifier(node.name)) {
checkCollisionWithRequireExportsInGeneratedCode(node, node.name);
checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name);
}
checkExportsOnMergedDeclarations(node);
var symbol = getSymbolOfNode(node);
if (symbol.flags & 512
&& symbol.declarations.length > 1
&& !inAmbientContext
&& isInstantiatedModule(node, !!compilerOptions.preserveConstEnums || !!compilerOptions.isolatedModules)) {
var firstNonAmbientClassOrFunc = getFirstNonAmbientClassOrFunctionDeclaration(symbol);
if (firstNonAmbientClassOrFunc) {
if (ts.getSourceFileOfNode(node) !== ts.getSourceFileOfNode(firstNonAmbientClassOrFunc)) {
error(node.name, ts.Diagnostics.A_namespace_declaration_cannot_be_in_a_different_file_from_a_class_or_function_with_which_it_is_merged);
}
else if (node.pos < firstNonAmbientClassOrFunc.pos) {
error(node.name, ts.Diagnostics.A_namespace_declaration_cannot_be_located_prior_to_a_class_or_function_with_which_it_is_merged);
}
}
var mergedClass = ts.getDeclarationOfKind(symbol, 238);
if (mergedClass &&
inSameLexicalScope(node, mergedClass)) {
getNodeLinks(node).flags |= 32768;
}
}
if (isAmbientExternalModule) {
if (ts.isExternalModuleAugmentation(node)) {
var checkBody = isGlobalAugmentation || (getSymbolOfNode(node).flags & 33554432);
if (checkBody && node.body) {
for (var _i = 0, _a = node.body.statements; _i < _a.length; _i++) {
var statement = _a[_i];
checkModuleAugmentationElement(statement, isGlobalAugmentation);
}
}
}
else if (isGlobalSourceFile(node.parent)) {
if (isGlobalAugmentation) {
error(node.name, ts.Diagnostics.Augmentations_for_the_global_scope_can_only_be_directly_nested_in_external_modules_or_ambient_module_declarations);
}
else if (ts.isExternalModuleNameRelative(ts.getTextOfIdentifierOrLiteral(node.name))) {
error(node.name, ts.Diagnostics.Ambient_module_declaration_cannot_specify_relative_module_name);
}
}
else {
if (isGlobalAugmentation) {
error(node.name, ts.Diagnostics.Augmentations_for_the_global_scope_can_only_be_directly_nested_in_external_modules_or_ambient_module_declarations);
}
else {
error(node.name, ts.Diagnostics.Ambient_modules_cannot_be_nested_in_other_modules_or_namespaces);
}
}
}
}
if (node.body) {
checkSourceElement(node.body);
if (!ts.isGlobalScopeAugmentation(node)) {
registerForUnusedIdentifiersCheck(node);
}
}
}
function checkModuleAugmentationElement(node, isGlobalAugmentation) {
switch (node.kind) {
case 217:
for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) {
var decl = _a[_i];
checkModuleAugmentationElement(decl, isGlobalAugmentation);
}
break;
case 252:
case 253:
grammarErrorOnFirstToken(node, ts.Diagnostics.Exports_and_export_assignments_are_not_permitted_in_module_augmentations);
break;
case 246:
case 247:
grammarErrorOnFirstToken(node, ts.Diagnostics.Imports_are_not_permitted_in_module_augmentations_Consider_moving_them_to_the_enclosing_external_module);
break;
case 184:
case 235:
var name = node.name;
if (ts.isBindingPattern(name)) {
for (var _b = 0, _c = name.elements; _b < _c.length; _b++) {
var el = _c[_b];
checkModuleAugmentationElement(el, isGlobalAugmentation);
}
break;
}
case 238:
case 241:
case 237:
case 239:
case 242:
case 240:
if (isGlobalAugmentation) {
return;
}
var symbol = getSymbolOfNode(node);
if (symbol) {
var reportError = !(symbol.flags & 33554432);
if (!reportError) {
reportError = ts.isExternalModuleAugmentation(symbol.parent.declarations[0]);
}
}
break;
}
}
function getFirstIdentifier(node) {
switch (node.kind) {
case 71:
return node;
case 146:
do {
node = node.left;
} while (node.kind !== 71);
return node;
case 187:
do {
node = node.expression;
} while (node.kind !== 71);
return node;
}
}
function checkExternalImportOrExportDeclaration(node) {
var moduleName = ts.getExternalModuleName(node);
if (!moduleName || ts.nodeIsMissing(moduleName)) {
return false;
}
if (!ts.isStringLiteral(moduleName)) {
error(moduleName, ts.Diagnostics.String_literal_expected);
return false;
}
var inAmbientExternalModule = node.parent.kind === 243 && ts.isAmbientModule(node.parent.parent);
if (node.parent.kind !== 277 && !inAmbientExternalModule) {
error(moduleName, node.kind === 253 ?
ts.Diagnostics.Export_declarations_are_not_permitted_in_a_namespace :
ts.Diagnostics.Import_declarations_in_a_namespace_cannot_reference_a_module);
return false;
}
if (inAmbientExternalModule && ts.isExternalModuleNameRelative(moduleName.text)) {
if (!isTopLevelInExternalModuleAugmentation(node)) {
error(node, ts.Diagnostics.Import_or_export_declaration_in_an_ambient_module_declaration_cannot_reference_module_through_relative_module_name);
return false;
}
}
return true;
}
function checkAliasSymbol(node) {
var symbol = getSymbolOfNode(node);
var target = resolveAlias(symbol);
if (target !== unknownSymbol) {
var excludedMeanings = (symbol.flags & (67216319 | 1048576) ? 67216319 : 0) |
(symbol.flags & 67901928 ? 67901928 : 0) |
(symbol.flags & 1920 ? 1920 : 0);
if (target.flags & excludedMeanings) {
var message = node.kind === 255 ?
ts.Diagnostics.Export_declaration_conflicts_with_exported_declaration_of_0 :
ts.Diagnostics.Import_declaration_conflicts_with_local_declaration_of_0;
error(node, message, symbolToString(symbol));
}
if (compilerOptions.isolatedModules
&& node.kind === 255
&& !(target.flags & 67216319)
&& !(node.flags & 4194304)) {
error(node, ts.Diagnostics.Cannot_re_export_a_type_when_the_isolatedModules_flag_is_provided);
}
}
}
function checkImportBinding(node) {
checkCollisionWithRequireExportsInGeneratedCode(node, node.name);
checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name);
checkAliasSymbol(node);
}
function checkImportDeclaration(node) {
if (checkGrammarModuleElementContext(node, ts.Diagnostics.An_import_declaration_can_only_be_used_in_a_namespace_or_module)) {
return;
}
if (!checkGrammarDecoratorsAndModifiers(node) && ts.hasModifiers(node)) {
grammarErrorOnFirstToken(node, ts.Diagnostics.An_import_declaration_cannot_have_modifiers);
}
if (checkExternalImportOrExportDeclaration(node)) {
var importClause = node.importClause;
if (importClause) {
if (importClause.name) {
checkImportBinding(importClause);
}
if (importClause.namedBindings) {
if (importClause.namedBindings.kind === 249) {
checkImportBinding(importClause.namedBindings);
}
else {
var moduleExisted = resolveExternalModuleName(node, node.moduleSpecifier);
if (moduleExisted) {
ts.forEach(importClause.namedBindings.elements, checkImportBinding);
}
}
}
}
}
}
function checkImportEqualsDeclaration(node) {
if (checkGrammarModuleElementContext(node, ts.Diagnostics.An_import_declaration_can_only_be_used_in_a_namespace_or_module)) {
return;
}
checkGrammarDecoratorsAndModifiers(node);
if (ts.isInternalModuleImportEqualsDeclaration(node) || checkExternalImportOrExportDeclaration(node)) {
checkImportBinding(node);
if (ts.hasModifier(node, 1)) {
markExportAsReferenced(node);
}
if (node.moduleReference.kind !== 257) {
var target = resolveAlias(getSymbolOfNode(node));
if (target !== unknownSymbol) {
if (target.flags & 67216319) {
var moduleName = getFirstIdentifier(node.moduleReference);
if (!(resolveEntityName(moduleName, 67216319 | 1920).flags & 1920)) {
error(moduleName, ts.Diagnostics.Module_0_is_hidden_by_a_local_declaration_with_the_same_name, ts.declarationNameToString(moduleName));
}
}
if (target.flags & 67901928) {
checkTypeNameIsReserved(node.name, ts.Diagnostics.Import_name_cannot_be_0);
}
}
}
else {
if (moduleKind >= ts.ModuleKind.ES2015 && !(node.flags & 4194304)) {
grammarErrorOnNode(node, ts.Diagnostics.Import_assignment_cannot_be_used_when_targeting_ECMAScript_modules_Consider_using_import_Asterisk_as_ns_from_mod_import_a_from_mod_import_d_from_mod_or_another_module_format_instead);
}
}
}
}
function checkExportDeclaration(node) {
if (checkGrammarModuleElementContext(node, ts.Diagnostics.An_export_declaration_can_only_be_used_in_a_module)) {
return;
}
if (!checkGrammarDecoratorsAndModifiers(node) && ts.hasModifiers(node)) {
grammarErrorOnFirstToken(node, ts.Diagnostics.An_export_declaration_cannot_have_modifiers);
}
if (!node.moduleSpecifier || checkExternalImportOrExportDeclaration(node)) {
if (node.exportClause) {
ts.forEach(node.exportClause.elements, checkExportSpecifier);
var inAmbientExternalModule = node.parent.kind === 243 && ts.isAmbientModule(node.parent.parent);
var inAmbientNamespaceDeclaration = !inAmbientExternalModule && node.parent.kind === 243 &&
!node.moduleSpecifier && node.flags & 4194304;
if (node.parent.kind !== 277 && !inAmbientExternalModule && !inAmbientNamespaceDeclaration) {
error(node, ts.Diagnostics.Export_declarations_are_not_permitted_in_a_namespace);
}
}
else {
var moduleSymbol_2 = resolveExternalModuleName(node, node.moduleSpecifier);
if (moduleSymbol_2 && hasExportAssignmentSymbol(moduleSymbol_2)) {
error(node.moduleSpecifier, ts.Diagnostics.Module_0_uses_export_and_cannot_be_used_with_export_Asterisk, symbolToString(moduleSymbol_2));
}
if (moduleKind !== ts.ModuleKind.System && moduleKind !== ts.ModuleKind.ES2015 && moduleKind !== ts.ModuleKind.ESNext) {
checkExternalEmitHelpers(node, 32768);
}
}
}
}
function checkGrammarModuleElementContext(node, errorMessage) {
var isInAppropriateContext = node.parent.kind === 277 || node.parent.kind === 243 || node.parent.kind === 242;
if (!isInAppropriateContext) {
grammarErrorOnFirstToken(node, errorMessage);
}
return !isInAppropriateContext;
}
function checkExportSpecifier(node) {
checkAliasSymbol(node);
if (compilerOptions.declaration) {
collectLinkedAliases(node.propertyName || node.name, true);
}
if (!node.parent.parent.moduleSpecifier) {
var exportedName = node.propertyName || node.name;
var symbol = resolveName(exportedName, exportedName.escapedText, 67216319 | 67901928 | 1920 | 2097152, undefined, undefined, true);
if (symbol && (symbol === undefinedSymbol || isGlobalSourceFile(getDeclarationContainer(symbol.declarations[0])))) {
error(exportedName, ts.Diagnostics.Cannot_export_0_Only_local_declarations_can_be_exported_from_a_module, ts.idText(exportedName));
}
else {
markExportAsReferenced(node);
}
}
}
function checkExportAssignment(node) {
if (checkGrammarModuleElementContext(node, ts.Diagnostics.An_export_assignment_can_only_be_used_in_a_module)) {
return;
}
var container = node.parent.kind === 277 ? node.parent : node.parent.parent;
if (container.kind === 242 && !ts.isAmbientModule(container)) {
if (node.isExportEquals) {
error(node, ts.Diagnostics.An_export_assignment_cannot_be_used_in_a_namespace);
}
else {
error(node, ts.Diagnostics.A_default_export_can_only_be_used_in_an_ECMAScript_style_module);
}
return;
}
if (!checkGrammarDecoratorsAndModifiers(node) && ts.hasModifiers(node)) {
grammarErrorOnFirstToken(node, ts.Diagnostics.An_export_assignment_cannot_have_modifiers);
}
if (node.expression.kind === 71) {
markExportAsReferenced(node);
if (compilerOptions.declaration) {
collectLinkedAliases(node.expression, true);
}
}
else {
checkExpressionCached(node.expression);
}
checkExternalModuleExports(container);
if ((node.flags & 4194304) && !ts.isEntityNameExpression(node.expression)) {
grammarErrorOnNode(node.expression, ts.Diagnostics.The_expression_of_an_export_assignment_must_be_an_identifier_or_qualified_name_in_an_ambient_context);
}
if (node.isExportEquals && !(node.flags & 4194304)) {
if (moduleKind >= ts.ModuleKind.ES2015) {
grammarErrorOnNode(node, ts.Diagnostics.Export_assignment_cannot_be_used_when_targeting_ECMAScript_modules_Consider_using_export_default_or_another_module_format_instead);
}
else if (moduleKind === ts.ModuleKind.System) {
grammarErrorOnNode(node, ts.Diagnostics.Export_assignment_is_not_supported_when_module_flag_is_system);
}
}
}
function hasExportedMembers(moduleSymbol) {
return ts.forEachEntry(moduleSymbol.exports, function (_, id) { return id !== "export="; });
}
function checkExternalModuleExports(node) {
var moduleSymbol = getSymbolOfNode(node);
var links = getSymbolLinks(moduleSymbol);
if (!links.exportsChecked) {
var exportEqualsSymbol = moduleSymbol.exports.get("export=");
if (exportEqualsSymbol && hasExportedMembers(moduleSymbol)) {
var declaration = getDeclarationOfAliasSymbol(exportEqualsSymbol) || exportEqualsSymbol.valueDeclaration;
if (!isTopLevelInExternalModuleAugmentation(declaration) && !ts.isInJavaScriptFile(declaration)) {
error(declaration, ts.Diagnostics.An_export_assignment_cannot_be_used_in_a_module_with_other_exported_elements);
}
}
var exports_2 = getExportsOfModule(moduleSymbol);
if (exports_2) {
exports_2.forEach(function (_a, id) {
var declarations = _a.declarations, flags = _a.flags;
if (id === "__export") {
return;
}
if (flags & (1920 | 64 | 384)) {
return;
}
var exportedDeclarationsCount = ts.countWhere(declarations, isNotOverloadAndNotAccessor);
if (flags & 524288 && exportedDeclarationsCount <= 2) {
return;
}
if (exportedDeclarationsCount > 1) {
for (var _i = 0, declarations_9 = declarations; _i < declarations_9.length; _i++) {
var declaration = declarations_9[_i];
if (isNotOverload(declaration)) {
diagnostics.add(ts.createDiagnosticForNode(declaration, ts.Diagnostics.Cannot_redeclare_exported_variable_0, ts.unescapeLeadingUnderscores(id)));
}
}
}
});
}
links.exportsChecked = true;
}
}
function isNotAccessor(declaration) {
return !ts.isAccessor(declaration);
}
function isNotOverload(declaration) {
return (declaration.kind !== 237 && declaration.kind !== 154) ||
!!declaration.body;
}
function checkSourceElement(node) {
if (!node) {
return;
}
if (ts.isInJavaScriptFile(node)) {
ts.forEach(node.jsDoc, function (_a) {
var tags = _a.tags;
return ts.forEach(tags, checkSourceElement);
});
}
var kind = node.kind;
if (cancellationToken) {
switch (kind) {
case 242:
case 238:
case 239:
case 237:
cancellationToken.throwIfCancellationRequested();
}
}
switch (kind) {
case 148:
return checkTypeParameter(node);
case 149:
return checkParameter(node);
case 152:
case 151:
return checkPropertyDeclaration(node);
case 163:
case 164:
case 158:
case 159:
case 160:
return checkSignatureDeclaration(node);
case 154:
case 153:
return checkMethodDeclaration(node);
case 155:
return checkConstructorDeclaration(node);
case 156:
case 157:
return checkAccessorDeclaration(node);
case 162:
return checkTypeReferenceNode(node);
case 161:
return checkTypePredicate(node);
case 165:
return checkTypeQuery(node);
case 166:
return checkTypeLiteral(node);
case 167:
return checkArrayType(node);
case 168:
return checkTupleType(node);
case 171:
case 172:
return checkUnionOrIntersectionType(node);
case 175:
case 169:
case 170:
return checkSourceElement(node.type);
case 177:
return checkTypeOperator(node);
case 173:
return checkConditionalType(node);
case 174:
return checkInferType(node);
case 181:
return checkImportType(node);
case 293:
return checkJSDocAugmentsTag(node);
case 301:
case 295:
return checkJSDocTypeAliasTag(node);
case 299:
return checkJSDocTypeTag(node);
case 296:
return checkJSDocParameterTag(node);
case 287:
checkSignatureDeclaration(node);
case 285:
case 284:
case 282:
case 283:
case 290:
checkJSDocTypeIsInJsFile(node);
ts.forEachChild(node, checkSourceElement);
return;
case 288:
checkJSDocVariadicType(node);
return;
case 281:
return checkSourceElement(node.type);
case 178:
return checkIndexedAccessType(node);
case 179:
return checkMappedType(node);
case 237:
return checkFunctionDeclaration(node);
case 216:
case 243:
return checkBlock(node);
case 217:
return checkVariableStatement(node);
case 219:
return checkExpressionStatement(node);
case 220:
return checkIfStatement(node);
case 221:
return checkDoStatement(node);
case 222:
return checkWhileStatement(node);
case 223:
return checkForStatement(node);
case 224:
return checkForInStatement(node);
case 225:
return checkForOfStatement(node);
case 226:
case 227:
return checkBreakOrContinueStatement(node);
case 228:
return checkReturnStatement(node);
case 229:
return checkWithStatement(node);
case 230:
return checkSwitchStatement(node);
case 231:
return checkLabeledStatement(node);
case 232:
return checkThrowStatement(node);
case 233:
return checkTryStatement(node);
case 235:
return checkVariableDeclaration(node);
case 184:
return checkBindingElement(node);
case 238:
return checkClassDeclaration(node);
case 239:
return checkInterfaceDeclaration(node);
case 240:
return checkTypeAliasDeclaration(node);
case 241:
return checkEnumDeclaration(node);
case 242:
return checkModuleDeclaration(node);
case 247:
return checkImportDeclaration(node);
case 246:
return checkImportEqualsDeclaration(node);
case 253:
return checkExportDeclaration(node);
case 252:
return checkExportAssignment(node);
case 218:
case 234:
checkGrammarStatementInAmbientContext(node);
return;
case 256:
return checkMissingDeclaration(node);
}
}
function checkJSDocTypeIsInJsFile(node) {
if (!ts.isInJavaScriptFile(node)) {
grammarErrorOnNode(node, ts.Diagnostics.JSDoc_types_can_only_be_used_inside_documentation_comments);
}
}
function checkJSDocVariadicType(node) {
checkJSDocTypeIsInJsFile(node);
checkSourceElement(node.type);
var parent = node.parent;
if (ts.isParameter(parent) && ts.isJSDocFunctionType(parent.parent)) {
if (ts.last(parent.parent.parameters) !== parent) {
error(node, ts.Diagnostics.A_rest_parameter_must_be_last_in_a_parameter_list);
}
return;
}
if (!ts.isJSDocTypeExpression(parent)) {
error(node, ts.Diagnostics.JSDoc_may_only_appear_in_the_last_parameter_of_a_signature);
}
var paramTag = node.parent.parent;
if (!ts.isJSDocParameterTag(paramTag)) {
error(node, ts.Diagnostics.JSDoc_may_only_appear_in_the_last_parameter_of_a_signature);
return;
}
var param = ts.getParameterSymbolFromJSDoc(paramTag);
if (!param) {
return;
}
var host = ts.getHostSignatureFromJSDoc(paramTag);
if (!host || ts.last(host.parameters).symbol !== param) {
error(node, ts.Diagnostics.A_rest_parameter_must_be_last_in_a_parameter_list);
}
}
function getTypeFromJSDocVariadicType(node) {
var type = getTypeFromTypeNode(node.type);
var parent = node.parent;
var paramTag = node.parent.parent;
if (ts.isJSDocTypeExpression(node.parent) && ts.isJSDocParameterTag(paramTag)) {
var host_1 = ts.getHostSignatureFromJSDoc(paramTag);
if (host_1) {
var lastParamDeclaration = ts.lastOrUndefined(host_1.parameters);
var symbol = ts.getParameterSymbolFromJSDoc(paramTag);
if (!lastParamDeclaration ||
symbol && lastParamDeclaration.symbol === symbol && ts.isRestParameter(lastParamDeclaration)) {
return createArrayType(type);
}
}
}
if (ts.isParameter(parent) && ts.isJSDocFunctionType(parent.parent)) {
return createArrayType(type);
}
return addOptionality(type);
}
function checkNodeDeferred(node) {
if (deferredNodes) {
var id = "" + getNodeId(node);
deferredNodes.set(id, node);
}
}
function checkDeferredNodes() {
deferredNodes.forEach(function (node) {
switch (node.kind) {
case 194:
case 195:
case 154:
case 153:
checkFunctionExpressionOrObjectLiteralMethodDeferred(node);
break;
case 156:
case 157:
checkAccessorDeclaration(node);
break;
case 207:
checkClassExpressionDeferred(node);
break;
case 259:
checkJsxSelfClosingElementDeferred(node);
break;
case 258:
checkJsxElementDeferred(node);
break;
}
});
}
function checkSourceFile(node) {
ts.performance.mark("beforeCheck");
checkSourceFileWorker(node);
ts.performance.mark("afterCheck");
ts.performance.measure("Check", "beforeCheck", "afterCheck");
}
function unusedIsError(kind) {
switch (kind) {
case 0:
return !!compilerOptions.noUnusedLocals;
case 1:
return !!compilerOptions.noUnusedParameters;
default:
return ts.Debug.assertNever(kind);
}
}
function getPotentiallyUnusedIdentifiers(sourceFile) {
return allPotentiallyUnusedIdentifiers.get(sourceFile.path) || ts.emptyArray;
}
function checkSourceFileWorker(node) {
var links = getNodeLinks(node);
if (!(links.flags & 1)) {
if (compilerOptions.skipLibCheck && node.isDeclarationFile || compilerOptions.skipDefaultLibCheck && node.hasNoDefaultLib) {
return;
}
checkGrammarSourceFile(node);
ts.clear(potentialThisCollisions);
ts.clear(potentialNewTargetCollisions);
deferredNodes = ts.createMap();
ts.forEach(node.statements, checkSourceElement);
checkDeferredNodes();
if (ts.isExternalOrCommonJsModule(node)) {
registerForUnusedIdentifiersCheck(node);
}
if (!node.isDeclarationFile && (compilerOptions.noUnusedLocals || compilerOptions.noUnusedParameters)) {
checkUnusedIdentifiers(getPotentiallyUnusedIdentifiers(node), function (kind, diag) {
if (unusedIsError(kind)) {
diagnostics.add(diag);
}
});
}
deferredNodes = undefined;
if (ts.isExternalOrCommonJsModule(node)) {
checkExternalModuleExports(node);
}
if (potentialThisCollisions.length) {
ts.forEach(potentialThisCollisions, checkIfThisIsCapturedInEnclosingScope);
ts.clear(potentialThisCollisions);
}
if (potentialNewTargetCollisions.length) {
ts.forEach(potentialNewTargetCollisions, checkIfNewTargetIsCapturedInEnclosingScope);
ts.clear(potentialNewTargetCollisions);
}
links.flags |= 1;
}
}
function getDiagnostics(sourceFile, ct) {
try {
cancellationToken = ct;
return getDiagnosticsWorker(sourceFile);
}
finally {
cancellationToken = undefined;
}
}
function getDiagnosticsWorker(sourceFile) {
throwIfNonDiagnosticsProducing();
if (sourceFile) {
var previousGlobalDiagnostics = diagnostics.getGlobalDiagnostics();
var previousGlobalDiagnosticsSize = previousGlobalDiagnostics.length;
checkSourceFile(sourceFile);
var semanticDiagnostics = diagnostics.getDiagnostics(sourceFile.fileName);
var currentGlobalDiagnostics = diagnostics.getGlobalDiagnostics();
if (currentGlobalDiagnostics !== previousGlobalDiagnostics) {
var deferredGlobalDiagnostics = ts.relativeComplement(previousGlobalDiagnostics, currentGlobalDiagnostics, ts.compareDiagnostics);
return ts.concatenate(deferredGlobalDiagnostics, semanticDiagnostics);
}
else if (previousGlobalDiagnosticsSize === 0 && currentGlobalDiagnostics.length > 0) {
return ts.concatenate(currentGlobalDiagnostics, semanticDiagnostics);
}
return semanticDiagnostics;
}
ts.forEach(host.getSourceFiles(), checkSourceFile);
return diagnostics.getDiagnostics();
}
function getGlobalDiagnostics() {
throwIfNonDiagnosticsProducing();
return diagnostics.getGlobalDiagnostics();
}
function throwIfNonDiagnosticsProducing() {
if (!produceDiagnostics) {
throw new Error("Trying to get diagnostics from a type checker that does not produce them.");
}
}
function getSymbolsInScope(location, meaning) {
if (location.flags & 8388608) {
return [];
}
var symbols = ts.createSymbolTable();
var isStatic = false;
populateSymbols();
return symbolsToArray(symbols);
function populateSymbols() {
while (location) {
if (location.locals && !isGlobalSourceFile(location)) {
copySymbols(location.locals, meaning);
}
switch (location.kind) {
case 242:
copySymbols(getSymbolOfNode(location).exports, meaning & 2623475);
break;
case 241:
copySymbols(getSymbolOfNode(location).exports, meaning & 8);
break;
case 207:
var className = location.name;
if (className) {
copySymbol(location.symbol, meaning);
}
case 238:
case 239:
if (!isStatic) {
copySymbols(getMembersOfSymbol(getSymbolOfNode(location)), meaning & 67901928);
}
break;
case 194:
var funcName = location.name;
if (funcName) {
copySymbol(location.symbol, meaning);
}
break;
}
if (ts.introducesArgumentsExoticObject(location)) {
copySymbol(argumentsSymbol, meaning);
}
isStatic = ts.hasModifier(location, 32);
location = location.parent;
}
copySymbols(globals, meaning);
}
function copySymbol(symbol, meaning) {
if (ts.getCombinedLocalAndExportSymbolFlags(symbol) & meaning) {
var id = symbol.escapedName;
if (!symbols.has(id)) {
symbols.set(id, symbol);
}
}
}
function copySymbols(source, meaning) {
if (meaning) {
source.forEach(function (symbol) {
copySymbol(symbol, meaning);
});
}
}
}
function isTypeDeclarationName(name) {
return name.kind === 71 &&
isTypeDeclaration(name.parent) &&
name.parent.name === name;
}
function isTypeDeclaration(node) {
switch (node.kind) {
case 148:
case 238:
case 239:
case 240:
case 241:
return true;
default:
return false;
}
}
function isTypeReferenceIdentifier(node) {
while (node.parent.kind === 146) {
node = node.parent;
}
return node.parent.kind === 162;
}
function isHeritageClauseElementIdentifier(node) {
while (node.parent.kind === 187) {
node = node.parent;
}
return node.parent.kind === 209;
}
function forEachEnclosingClass(node, callback) {
var result;
while (true) {
node = ts.getContainingClass(node);
if (!node)
break;
if (result = callback(node))
break;
}
return result;
}
function isNodeWithinConstructorOfClass(node, classDeclaration) {
return ts.findAncestor(node, function (element) {
if (ts.isConstructorDeclaration(element) && ts.nodeIsPresent(element.body) && element.parent === classDeclaration) {
return true;
}
else if (element === classDeclaration || ts.isFunctionLikeDeclaration(element)) {
return "quit";
}
return false;
});
}
function isNodeWithinClass(node, classDeclaration) {
return !!forEachEnclosingClass(node, function (n) { return n === classDeclaration; });
}
function getLeftSideOfImportEqualsOrExportAssignment(nodeOnRightSide) {
while (nodeOnRightSide.parent.kind === 146) {
nodeOnRightSide = nodeOnRightSide.parent;
}
if (nodeOnRightSide.parent.kind === 246) {
return nodeOnRightSide.parent.moduleReference === nodeOnRightSide ? nodeOnRightSide.parent : undefined;
}
if (nodeOnRightSide.parent.kind === 252) {
return nodeOnRightSide.parent.expression === nodeOnRightSide ? nodeOnRightSide.parent : undefined;
}
return undefined;
}
function isInRightSideOfImportOrExportAssignment(node) {
return getLeftSideOfImportEqualsOrExportAssignment(node) !== undefined;
}
function getSpecialPropertyAssignmentSymbolFromEntityName(entityName) {
var specialPropertyAssignmentKind = ts.getSpecialPropertyAssignmentKind(entityName.parent.parent);
switch (specialPropertyAssignmentKind) {
case 1:
case 3:
return getSymbolOfNode(entityName.parent);
case 4:
case 2:
case 5:
return getSymbolOfNode(entityName.parent.parent);
}
}
function isImportTypeQualifierPart(node) {
var parent = node.parent;
while (ts.isQualifiedName(parent)) {
node = parent;
parent = parent.parent;
}
if (parent && parent.kind === 181 && parent.qualifier === node) {
return parent;
}
return undefined;
}
function getSymbolOfEntityNameOrPropertyAccessExpression(entityName) {
if (ts.isDeclarationName(entityName)) {
return getSymbolOfNode(entityName.parent);
}
if (ts.isInJavaScriptFile(entityName) &&
entityName.parent.kind === 187 &&
entityName.parent === entityName.parent.parent.left) {
var specialPropertyAssignmentSymbol = getSpecialPropertyAssignmentSymbolFromEntityName(entityName);
if (specialPropertyAssignmentSymbol) {
return specialPropertyAssignmentSymbol;
}
}
if (entityName.parent.kind === 252 && ts.isEntityNameExpression(entityName)) {
var success = resolveEntityName(entityName, 67216319 | 67901928 | 1920 | 2097152, true);
if (success && success !== unknownSymbol) {
return success;
}
}
else if (!ts.isPropertyAccessExpression(entityName) && isInRightSideOfImportOrExportAssignment(entityName)) {
var importEqualsDeclaration = ts.getAncestor(entityName, 246);
ts.Debug.assert(importEqualsDeclaration !== undefined);
return getSymbolOfPartOfRightHandSideOfImportEquals(entityName, true);
}
if (!ts.isPropertyAccessExpression(entityName)) {
var possibleImportNode = isImportTypeQualifierPart(entityName);
if (possibleImportNode) {
getTypeFromTypeNode(possibleImportNode);
var sym = getNodeLinks(entityName).resolvedSymbol;
return sym === unknownSymbol ? undefined : sym;
}
}
while (ts.isRightSideOfQualifiedNameOrPropertyAccess(entityName)) {
entityName = entityName.parent;
}
if (isHeritageClauseElementIdentifier(entityName)) {
var meaning = 0;
if (entityName.parent.kind === 209) {
meaning = 67901928;
if (ts.isExpressionWithTypeArgumentsInClassExtendsClause(entityName.parent)) {
meaning |= 67216319;
}
}
else {
meaning = 1920;
}
meaning |= 2097152;
var entityNameSymbol = ts.isEntityNameExpression(entityName) ? resolveEntityName(entityName, meaning) : undefined;
if (entityNameSymbol) {
return entityNameSymbol;
}
}
if (entityName.parent.kind === 296) {
return ts.getParameterSymbolFromJSDoc(entityName.parent);
}
if (entityName.parent.kind === 148 && entityName.parent.parent.kind === 300) {
ts.Debug.assert(!ts.isInJavaScriptFile(entityName));
var typeParameter = ts.getTypeParameterFromJsDoc(entityName.parent);
return typeParameter && typeParameter.symbol;
}
if (ts.isExpressionNode(entityName)) {
if (ts.nodeIsMissing(entityName)) {
return undefined;
}
if (entityName.kind === 71) {
if (ts.isJSXTagName(entityName) && isJsxIntrinsicIdentifier(entityName)) {
var symbol = getIntrinsicTagSymbol(entityName.parent);
return symbol === unknownSymbol ? undefined : symbol;
}
return resolveEntityName(entityName, 67216319, false, true);
}
else if (entityName.kind === 187 || entityName.kind === 146) {
var links = getNodeLinks(entityName);
if (links.resolvedSymbol) {
return links.resolvedSymbol;
}
if (entityName.kind === 187) {
checkPropertyAccessExpression(entityName);
}
else {
checkQualifiedName(entityName);
}
return links.resolvedSymbol;
}
}
else if (isTypeReferenceIdentifier(entityName)) {
var meaning = entityName.parent.kind === 162 ? 67901928 : 1920;
return resolveEntityName(entityName, meaning, false, true);
}
else if (entityName.parent.kind === 265) {
return getJsxAttributePropertySymbol(entityName.parent);
}
if (entityName.parent.kind === 161) {
return resolveEntityName(entityName, 1);
}
return undefined;
}
function getSymbolAtLocation(node) {
if (node.kind === 277) {
return ts.isExternalModule(node) ? getMergedSymbol(node.symbol) : undefined;
}
var parent = node.parent;
var grandParent = parent.parent;
if (node.flags & 8388608) {
return undefined;
}
if (isDeclarationNameOrImportPropertyName(node)) {
return getSymbolOfNode(parent);
}
else if (ts.isLiteralComputedPropertyDeclarationName(node)) {
return getSymbolOfNode(parent.parent);
}
if (node.kind === 71) {
if (isInRightSideOfImportOrExportAssignment(node)) {
return getSymbolOfEntityNameOrPropertyAccessExpression(node);
}
else if (parent.kind === 184 &&
grandParent.kind === 182 &&
node === parent.propertyName) {
var typeOfPattern = getTypeOfNode(grandParent);
var propertyDeclaration = typeOfPattern && getPropertyOfType(typeOfPattern, node.escapedText);
if (propertyDeclaration) {
return propertyDeclaration;
}
}
}
switch (node.kind) {
case 71:
case 187:
case 146:
return getSymbolOfEntityNameOrPropertyAccessExpression(node);
case 99:
var container = ts.getThisContainer(node, false);
if (ts.isFunctionLike(container)) {
var sig = getSignatureFromDeclaration(container);
if (sig.thisParameter) {
return sig.thisParameter;
}
}
if (ts.isInExpressionContext(node)) {
return checkExpression(node).symbol;
}
case 176:
return getTypeFromThisTypeNode(node).symbol;
case 97:
return checkExpression(node).symbol;
case 123:
var constructorDeclaration = node.parent;
if (constructorDeclaration && constructorDeclaration.kind === 155) {
return constructorDeclaration.parent.symbol;
}
return undefined;
case 9:
case 13:
if ((ts.isExternalModuleImportEqualsDeclaration(node.parent.parent) && ts.getExternalModuleImportEqualsDeclarationExpression(node.parent.parent) === node) ||
((node.parent.kind === 247 || node.parent.kind === 253) && node.parent.moduleSpecifier === node) ||
((ts.isInJavaScriptFile(node) && ts.isRequireCall(node.parent, false)) || ts.isImportCall(node.parent)) ||
(ts.isLiteralTypeNode(node.parent) && ts.isLiteralImportTypeNode(node.parent.parent) && node.parent.parent.argument === node.parent)) {
return resolveExternalModuleName(node, node);
}
case 8:
var objectType = ts.isElementAccessExpression(parent)
? parent.argumentExpression === node ? getTypeOfExpression(parent.expression) : undefined
: ts.isLiteralTypeNode(parent) && ts.isIndexedAccessTypeNode(grandParent)
? getTypeFromTypeNode(grandParent.objectType)
: undefined;
return objectType && getPropertyOfType(objectType, ts.escapeLeadingUnderscores(node.text));
case 79:
case 89:
case 36:
return getSymbolOfNode(node.parent);
case 181:
return ts.isLiteralImportTypeNode(node) ? getSymbolAtLocation(node.argument.literal) : undefined;
default:
return undefined;
}
}
function getShorthandAssignmentValueSymbol(location) {
if (location && location.kind === 274) {
return resolveEntityName(location.name, 67216319 | 2097152);
}
return undefined;
}
function getExportSpecifierLocalTargetSymbol(node) {
return node.parent.parent.moduleSpecifier ?
getExternalModuleMember(node.parent.parent, node) :
resolveEntityName(node.propertyName || node.name, 67216319 | 67901928 | 1920 | 2097152);
}
function getTypeOfNode(node) {
if (node.flags & 8388608) {
return errorType;
}
if (ts.isPartOfTypeNode(node)) {
var typeFromTypeNode = getTypeFromTypeNode(node);
if (typeFromTypeNode && ts.isExpressionWithTypeArgumentsInClassImplementsClause(node)) {
var containingClass = ts.getContainingClass(node);
var classType = getTypeOfNode(containingClass);
typeFromTypeNode = getTypeWithThisArgument(typeFromTypeNode, classType.thisType);
}
return typeFromTypeNode;
}
if (ts.isExpressionNode(node)) {
return getRegularTypeOfExpression(node);
}
if (ts.isExpressionWithTypeArgumentsInClassExtendsClause(node)) {
var classNode = ts.getContainingClass(node);
var classType = getDeclaredTypeOfSymbol(getSymbolOfNode(classNode));
var baseType = getBaseTypes(classType)[0];
return baseType && getTypeWithThisArgument(baseType, classType.thisType);
}
if (isTypeDeclaration(node)) {
var symbol = getSymbolOfNode(node);
return getDeclaredTypeOfSymbol(symbol);
}
if (isTypeDeclarationName(node)) {
var symbol = getSymbolAtLocation(node);
return symbol && getDeclaredTypeOfSymbol(symbol);
}
if (ts.isDeclaration(node)) {
var symbol = getSymbolOfNode(node);
return getTypeOfSymbol(symbol);
}
if (isDeclarationNameOrImportPropertyName(node)) {
var symbol = getSymbolAtLocation(node);
return symbol && getTypeOfSymbol(symbol);
}
if (ts.isBindingPattern(node)) {
return getTypeForVariableLikeDeclaration(node.parent, true);
}
if (isInRightSideOfImportOrExportAssignment(node)) {
var symbol = getSymbolAtLocation(node);
if (symbol) {
var declaredType = getDeclaredTypeOfSymbol(symbol);
return declaredType !== errorType ? declaredType : getTypeOfSymbol(symbol);
}
}
return errorType;
}
function getTypeOfArrayLiteralOrObjectLiteralDestructuringAssignment(expr) {
ts.Debug.assert(expr.kind === 186 || expr.kind === 185);
if (expr.parent.kind === 225) {
var iteratedType = checkRightHandSideOfForOf(expr.parent.expression, expr.parent.awaitModifier);
return checkDestructuringAssignment(expr, iteratedType || errorType);
}
if (expr.parent.kind === 202) {
var iteratedType = getTypeOfExpression(expr.parent.right);
return checkDestructuringAssignment(expr, iteratedType || errorType);
}
if (expr.parent.kind === 273) {
var typeOfParentObjectLiteral = getTypeOfArrayLiteralOrObjectLiteralDestructuringAssignment(expr.parent.parent);
return checkObjectLiteralDestructuringPropertyAssignment(typeOfParentObjectLiteral || errorType, expr.parent);
}
ts.Debug.assert(expr.parent.kind === 185);
var typeOfArrayLiteral = getTypeOfArrayLiteralOrObjectLiteralDestructuringAssignment(expr.parent);
var elementType = checkIteratedTypeOrElementType(typeOfArrayLiteral || errorType, expr.parent, false, false) || errorType;
return checkArrayLiteralDestructuringElementAssignment(expr.parent, typeOfArrayLiteral, expr.parent.elements.indexOf(expr), elementType || errorType);
}
function getPropertySymbolOfDestructuringAssignment(location) {
var typeOfObjectLiteral = getTypeOfArrayLiteralOrObjectLiteralDestructuringAssignment(location.parent.parent);
return typeOfObjectLiteral && getPropertyOfType(typeOfObjectLiteral, location.escapedText);
}
function getRegularTypeOfExpression(expr) {
if (ts.isRightSideOfQualifiedNameOrPropertyAccess(expr)) {
expr = expr.parent;
}
return getRegularTypeOfLiteralType(getTypeOfExpression(expr));
}
function getParentTypeOfClassElement(node) {
var classSymbol = getSymbolOfNode(node.parent);
return ts.hasModifier(node, 32)
? getTypeOfSymbol(classSymbol)
: getDeclaredTypeOfSymbol(classSymbol);
}
function getAugmentedPropertiesOfType(type) {
type = getApparentType(type);
var propsByName = ts.createSymbolTable(getPropertiesOfType(type));
if (typeHasCallOrConstructSignatures(type)) {
ts.forEach(getPropertiesOfType(globalFunctionType), function (p) {
if (!propsByName.has(p.escapedName)) {
propsByName.set(p.escapedName, p);
}
});
}
return getNamedMembers(propsByName);
}
function typeHasCallOrConstructSignatures(type) {
return ts.typeHasCallOrConstructSignatures(type, checker);
}
function getRootSymbols(symbol) {
var roots = getImmediateRootSymbols(symbol);
return roots ? ts.flatMap(roots, getRootSymbols) : [symbol];
}
function getImmediateRootSymbols(symbol) {
if (ts.getCheckFlags(symbol) & 6) {
return ts.mapDefined(getSymbolLinks(symbol).containingType.types, function (type) { return getPropertyOfType(type, symbol.escapedName); });
}
else if (symbol.flags & 33554432) {
var _a = symbol, leftSpread = _a.leftSpread, rightSpread = _a.rightSpread, syntheticOrigin = _a.syntheticOrigin;
return leftSpread ? [leftSpread, rightSpread]
: syntheticOrigin ? [syntheticOrigin]
: ts.singleElementArray(tryGetAliasTarget(symbol));
}
return undefined;
}
function tryGetAliasTarget(symbol) {
var target;
var next = symbol;
while (next = getSymbolLinks(next).target) {
target = next;
}
return target;
}
function isArgumentsLocalBinding(nodeIn) {
if (!ts.isGeneratedIdentifier(nodeIn)) {
var node = ts.getParseTreeNode(nodeIn, ts.isIdentifier);
if (node) {
var isPropertyName_1 = node.parent.kind === 187 && node.parent.name === node;
return !isPropertyName_1 && getReferencedValueSymbol(node) === argumentsSymbol;
}
}
return false;
}
function moduleExportsSomeValue(moduleReferenceExpression) {
var moduleSymbol = resolveExternalModuleName(moduleReferenceExpression.parent, moduleReferenceExpression);
if (!moduleSymbol || ts.isShorthandAmbientModuleSymbol(moduleSymbol)) {
return true;
}
var hasExportAssignment = hasExportAssignmentSymbol(moduleSymbol);
moduleSymbol = resolveExternalModuleSymbol(moduleSymbol);
var symbolLinks = getSymbolLinks(moduleSymbol);
if (symbolLinks.exportsSomeValue === undefined) {
symbolLinks.exportsSomeValue = hasExportAssignment
? !!(moduleSymbol.flags & 67216319)
: ts.forEachEntry(getExportsOfModule(moduleSymbol), isValue);
}
return symbolLinks.exportsSomeValue;
function isValue(s) {
s = resolveSymbol(s);
return s && !!(s.flags & 67216319);
}
}
function isNameOfModuleOrEnumDeclaration(node) {
return ts.isModuleOrEnumDeclaration(node.parent) && node === node.parent.name;
}
function getReferencedExportContainer(nodeIn, prefixLocals) {
var node = ts.getParseTreeNode(nodeIn, ts.isIdentifier);
if (node) {
var symbol = getReferencedValueSymbol(node, isNameOfModuleOrEnumDeclaration(node));
if (symbol) {
if (symbol.flags & 1048576) {
var exportSymbol = getMergedSymbol(symbol.exportSymbol);
if (!prefixLocals && exportSymbol.flags & 944 && !(exportSymbol.flags & 3)) {
return undefined;
}
symbol = exportSymbol;
}
var parentSymbol_1 = getParentOfSymbol(symbol);
if (parentSymbol_1) {
if (parentSymbol_1.flags & 512 && parentSymbol_1.valueDeclaration.kind === 277) {
var symbolFile = parentSymbol_1.valueDeclaration;
var referenceFile = ts.getSourceFileOfNode(node);
var symbolIsUmdExport = symbolFile !== referenceFile;
return symbolIsUmdExport ? undefined : symbolFile;
}
return ts.findAncestor(node.parent, function (n) { return ts.isModuleOrEnumDeclaration(n) && getSymbolOfNode(n) === parentSymbol_1; });
}
}
}
}
function getReferencedImportDeclaration(nodeIn) {
var node = ts.getParseTreeNode(nodeIn, ts.isIdentifier);
if (node) {
var symbol = getReferencedValueSymbol(node);
if (isNonLocalAlias(symbol, 67216319)) {
return getDeclarationOfAliasSymbol(symbol);
}
}
return undefined;
}
function isSymbolOfDeclarationWithCollidingName(symbol) {
if (symbol.flags & 418) {
var links = getSymbolLinks(symbol);
if (links.isDeclarationWithCollidingName === undefined) {
var container = ts.getEnclosingBlockScopeContainer(symbol.valueDeclaration);
if (ts.isStatementWithLocals(container)) {
var nodeLinks_1 = getNodeLinks(symbol.valueDeclaration);
if (resolveName(container.parent, symbol.escapedName, 67216319, undefined, undefined, false)) {
links.isDeclarationWithCollidingName = true;
}
else if (nodeLinks_1.flags & 131072) {
var isDeclaredInLoop = nodeLinks_1.flags & 262144;
var inLoopInitializer = ts.isIterationStatement(container, false);
var inLoopBodyBlock = container.kind === 216 && ts.isIterationStatement(container.parent, false);
links.isDeclarationWithCollidingName = !ts.isBlockScopedContainerTopLevel(container) && (!isDeclaredInLoop || (!inLoopInitializer && !inLoopBodyBlock));
}
else {
links.isDeclarationWithCollidingName = false;
}
}
}
return links.isDeclarationWithCollidingName;
}
return false;
}
function getReferencedDeclarationWithCollidingName(nodeIn) {
if (!ts.isGeneratedIdentifier(nodeIn)) {
var node = ts.getParseTreeNode(nodeIn, ts.isIdentifier);
if (node) {
var symbol = getReferencedValueSymbol(node);
if (symbol && isSymbolOfDeclarationWithCollidingName(symbol)) {
return symbol.valueDeclaration;
}
}
}
return undefined;
}
function isDeclarationWithCollidingName(nodeIn) {
var node = ts.getParseTreeNode(nodeIn, ts.isDeclaration);
if (node) {
var symbol = getSymbolOfNode(node);
if (symbol) {
return isSymbolOfDeclarationWithCollidingName(symbol);
}
}
return false;
}
function isValueAliasDeclaration(node) {
switch (node.kind) {
case 246:
case 248:
case 249:
case 251:
case 255:
return isAliasResolvedToValue(getSymbolOfNode(node) || unknownSymbol);
case 253:
var exportClause = node.exportClause;
return !!exportClause && ts.some(exportClause.elements, isValueAliasDeclaration);
case 252:
return node.expression
&& node.expression.kind === 71
? isAliasResolvedToValue(getSymbolOfNode(node) || unknownSymbol)
: true;
}
return false;
}
function isTopLevelValueImportEqualsWithEntityName(nodeIn) {
var node = ts.getParseTreeNode(nodeIn, ts.isImportEqualsDeclaration);
if (node === undefined || node.parent.kind !== 277 || !ts.isInternalModuleImportEqualsDeclaration(node)) {
return false;
}
var isValue = isAliasResolvedToValue(getSymbolOfNode(node));
return isValue && node.moduleReference && !ts.nodeIsMissing(node.moduleReference);
}
function isAliasResolvedToValue(symbol) {
var target = resolveAlias(symbol);
if (target === unknownSymbol) {
return true;
}
return !!(target.flags & 67216319) &&
(compilerOptions.preserveConstEnums || !isConstEnumOrConstEnumOnlyModule(target));
}
function isConstEnumOrConstEnumOnlyModule(s) {
return isConstEnumSymbol(s) || !!s.constEnumOnlyModule;
}
function isReferencedAliasDeclaration(node, checkChildren) {
if (ts.isAliasSymbolDeclaration(node)) {
var symbol = getSymbolOfNode(node);
if (symbol && getSymbolLinks(symbol).referenced) {
return true;
}
var target = getSymbolLinks(symbol).target;
if (target && ts.getModifierFlags(node) & 1 && target.flags & 67216319) {
return true;
}
}
if (checkChildren) {
return !!ts.forEachChild(node, function (node) { return isReferencedAliasDeclaration(node, checkChildren); });
}
return false;
}
function isImplementationOfOverload(node) {
if (ts.nodeIsPresent(node.body)) {
if (ts.isGetAccessor(node) || ts.isSetAccessor(node))
return false;
var symbol = getSymbolOfNode(node);
var signaturesOfSymbol = getSignaturesOfSymbol(symbol);
return signaturesOfSymbol.length > 1 ||
(signaturesOfSymbol.length === 1 && signaturesOfSymbol[0].declaration !== node);
}
return false;
}
function isRequiredInitializedParameter(parameter) {
return !!strictNullChecks &&
!isOptionalParameter(parameter) &&
!ts.isJSDocParameterTag(parameter) &&
!!parameter.initializer &&
!ts.hasModifier(parameter, 92);
}
function isOptionalUninitializedParameterProperty(parameter) {
return strictNullChecks &&
isOptionalParameter(parameter) &&
!parameter.initializer &&
ts.hasModifier(parameter, 92);
}
function getNodeCheckFlags(node) {
return getNodeLinks(node).flags || 0;
}
function getEnumMemberValue(node) {
computeEnumMemberValues(node.parent);
return getNodeLinks(node).enumMemberValue;
}
function canHaveConstantValue(node) {
switch (node.kind) {
case 276:
case 187:
case 188:
return true;
}
return false;
}
function getConstantValue(node) {
if (node.kind === 276) {
return getEnumMemberValue(node);
}
var symbol = getNodeLinks(node).resolvedSymbol;
if (symbol && (symbol.flags & 8)) {
var member = symbol.valueDeclaration;
if (ts.isEnumConst(member.parent)) {
return getEnumMemberValue(member);
}
}
return undefined;
}
function isFunctionType(type) {
return !!(type.flags & 131072) && getSignaturesOfType(type, 0).length > 0;
}
function getTypeReferenceSerializationKind(typeNameIn, location) {
var typeName = ts.getParseTreeNode(typeNameIn, ts.isEntityName);
if (!typeName)
return ts.TypeReferenceSerializationKind.Unknown;
if (location) {
location = ts.getParseTreeNode(location);
if (!location)
return ts.TypeReferenceSerializationKind.Unknown;
}
var valueSymbol = resolveEntityName(typeName, 67216319, true, false, location);
var typeSymbol = resolveEntityName(typeName, 67901928, true, false, location);
if (valueSymbol && valueSymbol === typeSymbol) {
var globalPromiseSymbol = getGlobalPromiseConstructorSymbol(false);
if (globalPromiseSymbol && valueSymbol === globalPromiseSymbol) {
return ts.TypeReferenceSerializationKind.Promise;
}
var constructorType = getTypeOfSymbol(valueSymbol);
if (constructorType && isConstructorType(constructorType)) {
return ts.TypeReferenceSerializationKind.TypeWithConstructSignatureAndValue;
}
}
if (!typeSymbol) {
return ts.TypeReferenceSerializationKind.Unknown;
}
var type = getDeclaredTypeOfSymbol(typeSymbol);
if (type === errorType) {
return ts.TypeReferenceSerializationKind.Unknown;
}
else if (type.flags & 3) {
return ts.TypeReferenceSerializationKind.ObjectType;
}
else if (isTypeAssignableToKind(type, 4096 | 24576 | 32768)) {
return ts.TypeReferenceSerializationKind.VoidNullableOrNeverType;
}
else if (isTypeAssignableToKind(type, 272)) {
return ts.TypeReferenceSerializationKind.BooleanType;
}
else if (isTypeAssignableToKind(type, 168)) {
return ts.TypeReferenceSerializationKind.NumberLikeType;
}
else if (isTypeAssignableToKind(type, 68)) {
return ts.TypeReferenceSerializationKind.StringLikeType;
}
else if (isTupleType(type)) {
return ts.TypeReferenceSerializationKind.ArrayLikeType;
}
else if (isTypeAssignableToKind(type, 3072)) {
return ts.TypeReferenceSerializationKind.ESSymbolType;
}
else if (isFunctionType(type)) {
return ts.TypeReferenceSerializationKind.TypeWithCallSignature;
}
else if (isArrayType(type)) {
return ts.TypeReferenceSerializationKind.ArrayLikeType;
}
else {
return ts.TypeReferenceSerializationKind.ObjectType;
}
}
function createTypeOfDeclaration(declarationIn, enclosingDeclaration, flags, tracker, addUndefined) {
var declaration = ts.getParseTreeNode(declarationIn, ts.isVariableLikeOrAccessor);
if (!declaration) {
return ts.createToken(119);
}
var symbol = getSymbolOfNode(declaration);
var type = symbol && !(symbol.flags & (2048 | 131072))
? getWidenedLiteralType(getTypeOfSymbol(symbol))
: errorType;
if (type.flags & 2048 &&
type.symbol === symbol) {
flags |= 1048576;
}
if (addUndefined) {
type = getOptionalType(type);
}
return nodeBuilder.typeToTypeNode(type, enclosingDeclaration, flags | 1024, tracker);
}
function createReturnTypeOfSignatureDeclaration(signatureDeclarationIn, enclosingDeclaration, flags, tracker) {
var signatureDeclaration = ts.getParseTreeNode(signatureDeclarationIn, ts.isFunctionLike);
if (!signatureDeclaration) {
return ts.createToken(119);
}
var signature = getSignatureFromDeclaration(signatureDeclaration);
return nodeBuilder.typeToTypeNode(getReturnTypeOfSignature(signature), enclosingDeclaration, flags | 1024, tracker);
}
function createTypeOfExpression(exprIn, enclosingDeclaration, flags, tracker) {
var expr = ts.getParseTreeNode(exprIn, ts.isExpression);
if (!expr) {
return ts.createToken(119);
}
var type = getWidenedType(getRegularTypeOfExpression(expr));
return nodeBuilder.typeToTypeNode(type, enclosingDeclaration, flags | 1024, tracker);
}
function hasGlobalName(name) {
return globals.has(ts.escapeLeadingUnderscores(name));
}
function getReferencedValueSymbol(reference, startInDeclarationContainer) {
var resolvedSymbol = getNodeLinks(reference).resolvedSymbol;
if (resolvedSymbol) {
return resolvedSymbol;
}
var location = reference;
if (startInDeclarationContainer) {
var parent = reference.parent;
if (ts.isDeclaration(parent) && reference === parent.name) {
location = getDeclarationContainer(parent);
}
}
return resolveName(location, reference.escapedText, 67216319 | 1048576 | 2097152, undefined, undefined, true);
}
function getReferencedValueDeclaration(referenceIn) {
if (!ts.isGeneratedIdentifier(referenceIn)) {
var reference = ts.getParseTreeNode(referenceIn, ts.isIdentifier);
if (reference) {
var symbol = getReferencedValueSymbol(reference);
if (symbol) {
return getExportSymbolOfValueSymbolIfExported(symbol).valueDeclaration;
}
}
}
return undefined;
}
function isLiteralConstDeclaration(node) {
if (ts.isVariableDeclaration(node) && ts.isVarConst(node)) {
var type = getTypeOfSymbol(getSymbolOfNode(node));
return !!(type.flags & 192 && type.flags & 33554432);
}
return false;
}
function literalTypeToNode(type) {
return ts.createLiteral(type.value);
}
function createLiteralConstValue(node) {
var type = getTypeOfSymbol(getSymbolOfNode(node));
return literalTypeToNode(type);
}
function createResolver() {
var resolvedTypeReferenceDirectives = host.getResolvedTypeReferenceDirectives();
var fileToDirective;
if (resolvedTypeReferenceDirectives) {
fileToDirective = ts.createMap();
resolvedTypeReferenceDirectives.forEach(function (resolvedDirective, key) {
if (!resolvedDirective || !resolvedDirective.resolvedFileName) {
return;
}
var file = host.getSourceFile(resolvedDirective.resolvedFileName);
fileToDirective.set(file.path, key);
});
}
return {
getReferencedExportContainer: getReferencedExportContainer,
getReferencedImportDeclaration: getReferencedImportDeclaration,
getReferencedDeclarationWithCollidingName: getReferencedDeclarationWithCollidingName,
isDeclarationWithCollidingName: isDeclarationWithCollidingName,
isValueAliasDeclaration: function (node) {
node = ts.getParseTreeNode(node);
return node ? isValueAliasDeclaration(node) : true;
},
hasGlobalName: hasGlobalName,
isReferencedAliasDeclaration: function (node, checkChildren) {
node = ts.getParseTreeNode(node);
return node ? isReferencedAliasDeclaration(node, checkChildren) : true;
},
getNodeCheckFlags: function (node) {
node = ts.getParseTreeNode(node);
return node ? getNodeCheckFlags(node) : 0;
},
isTopLevelValueImportEqualsWithEntityName: isTopLevelValueImportEqualsWithEntityName,
isDeclarationVisible: isDeclarationVisible,
isImplementationOfOverload: isImplementationOfOverload,
isRequiredInitializedParameter: isRequiredInitializedParameter,
isOptionalUninitializedParameterProperty: isOptionalUninitializedParameterProperty,
createTypeOfDeclaration: createTypeOfDeclaration,
createReturnTypeOfSignatureDeclaration: createReturnTypeOfSignatureDeclaration,
createTypeOfExpression: createTypeOfExpression,
createLiteralConstValue: createLiteralConstValue,
isSymbolAccessible: isSymbolAccessible,
isEntityNameVisible: isEntityNameVisible,
getConstantValue: function (nodeIn) {
var node = ts.getParseTreeNode(nodeIn, canHaveConstantValue);
return node ? getConstantValue(node) : undefined;
},
collectLinkedAliases: collectLinkedAliases,
getReferencedValueDeclaration: getReferencedValueDeclaration,
getTypeReferenceSerializationKind: getTypeReferenceSerializationKind,
isOptionalParameter: isOptionalParameter,
moduleExportsSomeValue: moduleExportsSomeValue,
isArgumentsLocalBinding: isArgumentsLocalBinding,
getExternalModuleFileFromDeclaration: getExternalModuleFileFromDeclaration,
getTypeReferenceDirectivesForEntityName: getTypeReferenceDirectivesForEntityName,
getTypeReferenceDirectivesForSymbol: getTypeReferenceDirectivesForSymbol,
isLiteralConstDeclaration: isLiteralConstDeclaration,
isLateBound: function (nodeIn) {
var node = ts.getParseTreeNode(nodeIn, ts.isDeclaration);
var symbol = node && getSymbolOfNode(node);
return !!(symbol && ts.getCheckFlags(symbol) & 1024);
},
getJsxFactoryEntity: function (location) { return location ? (getJsxNamespace(location), (ts.getSourceFileOfNode(location).localJsxFactory || _jsxFactoryEntity)) : _jsxFactoryEntity; },
getAllAccessorDeclarations: function (accessor) {
accessor = ts.getParseTreeNode(accessor, ts.isGetOrSetAccessorDeclaration);
var otherKind = accessor.kind === 157 ? 156 : 157;
var otherAccessor = ts.getDeclarationOfKind(getSymbolOfNode(accessor), otherKind);
var firstAccessor = otherAccessor && (otherAccessor.pos < accessor.pos) ? otherAccessor : accessor;
var secondAccessor = otherAccessor && (otherAccessor.pos < accessor.pos) ? accessor : otherAccessor;
var setAccessor = accessor.kind === 157 ? accessor : otherAccessor;
var getAccessor = accessor.kind === 156 ? accessor : otherAccessor;
return {
firstAccessor: firstAccessor,
secondAccessor: secondAccessor,
setAccessor: setAccessor,
getAccessor: getAccessor
};
}
};
function isInHeritageClause(node) {
return node.parent && node.parent.kind === 209 && node.parent.parent && node.parent.parent.kind === 271;
}
function getTypeReferenceDirectivesForEntityName(node) {
if (!fileToDirective) {
return undefined;
}
var meaning = 67901928 | 1920;
if ((node.kind === 71 && isInTypeQuery(node)) || (node.kind === 187 && !isInHeritageClause(node))) {
meaning = 67216319 | 1048576;
}
var symbol = resolveEntityName(node, meaning, true);
return symbol && symbol !== unknownSymbol ? getTypeReferenceDirectivesForSymbol(symbol, meaning) : undefined;
}
function getTypeReferenceDirectivesForSymbol(symbol, meaning) {
if (!fileToDirective) {
return undefined;
}
if (!isSymbolFromTypeDeclarationFile(symbol)) {
return undefined;
}
var typeReferenceDirectives;
for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) {
var decl = _a[_i];
if (decl.symbol && decl.symbol.flags & meaning) {
var file = ts.getSourceFileOfNode(decl);
var typeReferenceDirective = fileToDirective.get(file.path);
if (typeReferenceDirective) {
(typeReferenceDirectives || (typeReferenceDirectives = [])).push(typeReferenceDirective);
}
else {
return undefined;
}
}
}
return typeReferenceDirectives;
}
function isSymbolFromTypeDeclarationFile(symbol) {
if (!symbol.declarations) {
return false;
}
var current = symbol;
while (true) {
var parent = getParentOfSymbol(current);
if (parent) {
current = parent;
}
else {
break;
}
}
if (current.valueDeclaration && current.valueDeclaration.kind === 277 && current.flags & 512) {
return false;
}
for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) {
var decl = _a[_i];
var file = ts.getSourceFileOfNode(decl);
if (fileToDirective.has(file.path)) {
return true;
}
}
return false;
}
}
function getExternalModuleFileFromDeclaration(declaration) {
var specifier = declaration.kind === 242 ? ts.tryCast(declaration.name, ts.isStringLiteral) : ts.getExternalModuleName(declaration);
var moduleSymbol = resolveExternalModuleNameWorker(specifier, specifier, undefined);
if (!moduleSymbol) {
return undefined;
}
return ts.getDeclarationOfKind(moduleSymbol, 277);
}
function initializeTypeChecker() {
for (var _i = 0, _a = host.getSourceFiles(); _i < _a.length; _i++) {
var file = _a[_i];
ts.bindSourceFile(file, compilerOptions);
}
amalgamatedDuplicates = ts.createMap();
var augmentations;
for (var _b = 0, _c = host.getSourceFiles(); _b < _c.length; _b++) {
var file = _c[_b];
if (file.redirectInfo) {
continue;
}
if (!ts.isExternalOrCommonJsModule(file)) {
mergeSymbolTable(globals, file.locals);
}
if (file.patternAmbientModules && file.patternAmbientModules.length) {
patternAmbientModules = ts.concatenate(patternAmbientModules, file.patternAmbientModules);
}
if (file.moduleAugmentations.length) {
(augmentations || (augmentations = [])).push(file.moduleAugmentations);
}
if (file.symbol && file.symbol.globalExports) {
var source = file.symbol.globalExports;
source.forEach(function (sourceSymbol, id) {
if (!globals.has(id)) {
globals.set(id, sourceSymbol);
}
});
}
}
if (augmentations) {
for (var _d = 0, augmentations_1 = augmentations; _d < augmentations_1.length; _d++) {
var list = augmentations_1[_d];
for (var _e = 0, list_1 = list; _e < list_1.length; _e++) {
var augmentation = list_1[_e];
if (!ts.isGlobalScopeAugmentation(augmentation.parent))
continue;
mergeModuleAugmentation(augmentation);
}
}
}
addToSymbolTable(globals, builtinGlobals, ts.Diagnostics.Declaration_name_conflicts_with_built_in_global_identifier_0);
getSymbolLinks(undefinedSymbol).type = undefinedWideningType;
getSymbolLinks(argumentsSymbol).type = getGlobalType("IArguments", 0, true);
getSymbolLinks(unknownSymbol).type = errorType;
globalArrayType = getGlobalType("Array", 1, true);
globalObjectType = getGlobalType("Object", 0, true);
globalFunctionType = getGlobalType("Function", 0, true);
globalStringType = getGlobalType("String", 0, true);
globalNumberType = getGlobalType("Number", 0, true);
globalBooleanType = getGlobalType("Boolean", 0, true);
globalRegExpType = getGlobalType("RegExp", 0, true);
anyArrayType = createArrayType(anyType);
autoArrayType = createArrayType(autoType);
if (autoArrayType === emptyObjectType) {
autoArrayType = createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined);
}
globalReadonlyArrayType = getGlobalTypeOrUndefined("ReadonlyArray", 1);
anyReadonlyArrayType = globalReadonlyArrayType ? createTypeFromGenericGlobalType(globalReadonlyArrayType, [anyType]) : anyArrayType;
globalThisType = getGlobalTypeOrUndefined("ThisType", 1);
if (augmentations) {
for (var _f = 0, augmentations_2 = augmentations; _f < augmentations_2.length; _f++) {
var list = augmentations_2[_f];
for (var _g = 0, list_2 = list; _g < list_2.length; _g++) {
var augmentation = list_2[_g];
if (ts.isGlobalScopeAugmentation(augmentation.parent))
continue;
mergeModuleAugmentation(augmentation);
}
}
}
amalgamatedDuplicates.forEach(function (_a) {
var firstFile = _a.firstFile, secondFile = _a.secondFile, firstFileInstances = _a.firstFileInstances, secondFileInstances = _a.secondFileInstances;
var conflictingKeys = ts.arrayFrom(firstFileInstances.keys());
if (conflictingKeys.length < 8) {
addErrorsForDuplicates(firstFileInstances, secondFileInstances);
addErrorsForDuplicates(secondFileInstances, firstFileInstances);
return;
}
var list = conflictingKeys.join(", ");
diagnostics.add(addRelatedInfo(ts.createDiagnosticForNode(firstFile, ts.Diagnostics.Definitions_of_the_following_identifiers_conflict_with_those_in_another_file_Colon_0, list), ts.createDiagnosticForNode(secondFile, ts.Diagnostics.Conflicts_are_in_this_file)));
diagnostics.add(addRelatedInfo(ts.createDiagnosticForNode(secondFile, ts.Diagnostics.Definitions_of_the_following_identifiers_conflict_with_those_in_another_file_Colon_0, list), ts.createDiagnosticForNode(firstFile, ts.Diagnostics.Conflicts_are_in_this_file)));
});
amalgamatedDuplicates = undefined;
function addErrorsForDuplicates(secondFileInstances, firstFileInstances) {
secondFileInstances.forEach(function (locations, symbolName) {
var firstFileEquivalent = firstFileInstances.get(symbolName);
var message = locations.blockScoped
? ts.Diagnostics.Cannot_redeclare_block_scoped_variable_0
: ts.Diagnostics.Duplicate_identifier_0;
locations.instances.forEach(function (node) {
addDuplicateDeclarationError(node, message, symbolName, firstFileEquivalent.instances[0]);
});
});
}
}
function checkExternalEmitHelpers(location, helpers) {
if ((requestedExternalEmitHelpers & helpers) !== helpers && compilerOptions.importHelpers) {
var sourceFile = ts.getSourceFileOfNode(location);
if (ts.isEffectiveExternalModule(sourceFile, compilerOptions) && !(location.flags & 4194304)) {
var helpersModule = resolveHelpersModule(sourceFile, location);
if (helpersModule !== unknownSymbol) {
var uncheckedHelpers = helpers & ~requestedExternalEmitHelpers;
for (var helper = 1; helper <= 65536; helper <<= 1) {
if (uncheckedHelpers & helper) {
var name = getHelperName(helper);
var symbol = getSymbol(helpersModule.exports, ts.escapeLeadingUnderscores(name), 67216319);
if (!symbol) {
error(location, ts.Diagnostics.This_syntax_requires_an_imported_helper_named_1_but_module_0_has_no_exported_member_1, ts.externalHelpersModuleNameText, name);
}
}
}
}
requestedExternalEmitHelpers |= helpers;
}
}
}
function getHelperName(helper) {
switch (helper) {
case 1: return "__extends";
case 2: return "__assign";
case 4: return "__rest";
case 8: return "__decorate";
case 16: return "__metadata";
case 32: return "__param";
case 64: return "__awaiter";
case 128: return "__generator";
case 256: return "__values";
case 512: return "__read";
case 1024: return "__spread";
case 2048: return "__await";
case 4096: return "__asyncGenerator";
case 8192: return "__asyncDelegator";
case 16384: return "__asyncValues";
case 32768: return "__exportStar";
case 65536: return "__makeTemplateObject";
default: return ts.Debug.fail("Unrecognized helper");
}
}
function resolveHelpersModule(node, errorNode) {
if (!externalHelpersModule) {
externalHelpersModule = resolveExternalModule(node, ts.externalHelpersModuleNameText, ts.Diagnostics.This_syntax_requires_an_imported_helper_but_module_0_cannot_be_found, errorNode) || unknownSymbol;
}
return externalHelpersModule;
}
function checkGrammarDecoratorsAndModifiers(node) {
return checkGrammarDecorators(node) || checkGrammarModifiers(node);
}
function checkGrammarDecorators(node) {
if (!node.decorators) {
return false;
}
if (!ts.nodeCanBeDecorated(node, node.parent, node.parent.parent)) {
if (node.kind === 154 && !ts.nodeIsPresent(node.body)) {
return grammarErrorOnFirstToken(node, ts.Diagnostics.A_decorator_can_only_decorate_a_method_implementation_not_an_overload);
}
else {
return grammarErrorOnFirstToken(node, ts.Diagnostics.Decorators_are_not_valid_here);
}
}
else if (node.kind === 156 || node.kind === 157) {
var accessors = ts.getAllAccessorDeclarations(node.parent.members, node);
if (accessors.firstAccessor.decorators && node === accessors.secondAccessor) {
return grammarErrorOnFirstToken(node, ts.Diagnostics.Decorators_cannot_be_applied_to_multiple_get_Slashset_accessors_of_the_same_name);
}
}
return false;
}
function checkGrammarModifiers(node) {
var quickResult = reportObviousModifierErrors(node);
if (quickResult !== undefined) {
return quickResult;
}
var lastStatic, lastDeclare, lastAsync, lastReadonly;
var flags = 0;
for (var _i = 0, _a = node.modifiers; _i < _a.length; _i++) {
var modifier = _a[_i];
if (modifier.kind !== 132) {
if (node.kind === 151 || node.kind === 153) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_type_member, ts.tokenToString(modifier.kind));
}
if (node.kind === 160) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_an_index_signature, ts.tokenToString(modifier.kind));
}
}
switch (modifier.kind) {
case 76:
if (node.kind !== 241) {
return grammarErrorOnNode(node, ts.Diagnostics.A_class_member_cannot_have_the_0_keyword, ts.tokenToString(76));
}
break;
case 114:
case 113:
case 112:
var text = visibilityToString(ts.modifierToFlag(modifier.kind));
if (flags & 28) {
return grammarErrorOnNode(modifier, ts.Diagnostics.Accessibility_modifier_already_seen);
}
else if (flags & 32) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, text, "static");
}
else if (flags & 64) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, text, "readonly");
}
else if (flags & 256) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, text, "async");
}
else if (node.parent.kind === 243 || node.parent.kind === 277) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_module_or_namespace_element, text);
}
else if (flags & 128) {
if (modifier.kind === 112) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_with_1_modifier, text, "abstract");
}
else {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, text, "abstract");
}
}
flags |= ts.modifierToFlag(modifier.kind);
break;
case 115:
if (flags & 32) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "static");
}
else if (flags & 64) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, "static", "readonly");
}
else if (flags & 256) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, "static", "async");
}
else if (node.parent.kind === 243 || node.parent.kind === 277) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_module_or_namespace_element, "static");
}
else if (node.kind === 149) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "static");
}
else if (flags & 128) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_with_1_modifier, "static", "abstract");
}
flags |= 32;
lastStatic = modifier;
break;
case 132:
if (flags & 64) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "readonly");
}
else if (node.kind !== 152 && node.kind !== 151 && node.kind !== 160 && node.kind !== 149) {
return grammarErrorOnNode(modifier, ts.Diagnostics.readonly_modifier_can_only_appear_on_a_property_declaration_or_index_signature);
}
flags |= 64;
lastReadonly = modifier;
break;
case 84:
if (flags & 1) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "export");
}
else if (flags & 2) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, "export", "declare");
}
else if (flags & 128) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, "export", "abstract");
}
else if (flags & 256) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, "export", "async");
}
else if (node.parent.kind === 238) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_class_element, "export");
}
else if (node.kind === 149) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "export");
}
flags |= 1;
break;
case 79:
var container = node.parent.kind === 277 ? node.parent : node.parent.parent;
if (container.kind === 242 && !ts.isAmbientModule(container)) {
return grammarErrorOnNode(modifier, ts.Diagnostics.A_default_export_can_only_be_used_in_an_ECMAScript_style_module);
}
flags |= 512;
break;
case 124:
if (flags & 2) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "declare");
}
else if (flags & 256) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_in_an_ambient_context, "async");
}
else if (node.parent.kind === 238) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_class_element, "declare");
}
else if (node.kind === 149) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "declare");
}
else if ((node.parent.flags & 4194304) && node.parent.kind === 243) {
return grammarErrorOnNode(modifier, ts.Diagnostics.A_declare_modifier_cannot_be_used_in_an_already_ambient_context);
}
flags |= 2;
lastDeclare = modifier;
break;
case 117:
if (flags & 128) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "abstract");
}
if (node.kind !== 238) {
if (node.kind !== 154 &&
node.kind !== 152 &&
node.kind !== 156 &&
node.kind !== 157) {
return grammarErrorOnNode(modifier, ts.Diagnostics.abstract_modifier_can_only_appear_on_a_class_method_or_property_declaration);
}
if (!(node.parent.kind === 238 && ts.hasModifier(node.parent, 128))) {
return grammarErrorOnNode(modifier, ts.Diagnostics.Abstract_methods_can_only_appear_within_an_abstract_class);
}
if (flags & 32) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_with_1_modifier, "static", "abstract");
}
if (flags & 8) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_with_1_modifier, "private", "abstract");
}
}
flags |= 128;
break;
case 120:
if (flags & 256) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "async");
}
else if (flags & 2 || node.parent.flags & 4194304) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_in_an_ambient_context, "async");
}
else if (node.kind === 149) {
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "async");
}
flags |= 256;
lastAsync = modifier;
break;
}
}
if (node.kind === 155) {
if (flags & 32) {
return grammarErrorOnNode(lastStatic, ts.Diagnostics._0_modifier_cannot_appear_on_a_constructor_declaration, "static");
}
if (flags & 128) {
return grammarErrorOnNode(lastStatic, ts.Diagnostics._0_modifier_cannot_appear_on_a_constructor_declaration, "abstract");
}
else if (flags & 256) {
return grammarErrorOnNode(lastAsync, ts.Diagnostics._0_modifier_cannot_appear_on_a_constructor_declaration, "async");
}
else if (flags & 64) {
return grammarErrorOnNode(lastReadonly, ts.Diagnostics._0_modifier_cannot_appear_on_a_constructor_declaration, "readonly");
}
return false;
}
else if ((node.kind === 247 || node.kind === 246) && flags & 2) {
return grammarErrorOnNode(lastDeclare, ts.Diagnostics.A_0_modifier_cannot_be_used_with_an_import_declaration, "declare");
}
else if (node.kind === 149 && (flags & 92) && ts.isBindingPattern(node.name)) {
return grammarErrorOnNode(node, ts.Diagnostics.A_parameter_property_may_not_be_declared_using_a_binding_pattern);
}
else if (node.kind === 149 && (flags & 92) && node.dotDotDotToken) {
return grammarErrorOnNode(node, ts.Diagnostics.A_parameter_property_cannot_be_declared_using_a_rest_parameter);
}
if (flags & 256) {
return checkGrammarAsyncModifier(node, lastAsync);
}
return false;
}
function reportObviousModifierErrors(node) {
return !node.modifiers
? false
: shouldReportBadModifier(node)
? grammarErrorOnFirstToken(node, ts.Diagnostics.Modifiers_cannot_appear_here)
: undefined;
}
function shouldReportBadModifier(node) {
switch (node.kind) {
case 156:
case 157:
case 155:
case 152:
case 151:
case 154:
case 153:
case 160:
case 242:
case 247:
case 246:
case 253:
case 252:
case 194:
case 195:
case 149:
return false;
default:
if (node.parent.kind === 243 || node.parent.kind === 277) {
return false;
}
switch (node.kind) {
case 237:
return nodeHasAnyModifiersExcept(node, 120);
case 238:
return nodeHasAnyModifiersExcept(node, 117);
case 239:
case 217:
case 240:
return true;
case 241:
return nodeHasAnyModifiersExcept(node, 76);
default:
ts.Debug.fail();
return false;
}
}
}
function nodeHasAnyModifiersExcept(node, allowedModifier) {
return node.modifiers.length > 1 || node.modifiers[0].kind !== allowedModifier;
}
function checkGrammarAsyncModifier(node, asyncModifier) {
switch (node.kind) {
case 154:
case 237:
case 194:
case 195:
return false;
}
return grammarErrorOnNode(asyncModifier, ts.Diagnostics._0_modifier_cannot_be_used_here, "async");
}
function checkGrammarForDisallowedTrailingComma(list, diag) {
if (diag === void 0) { diag = ts.Diagnostics.Trailing_comma_not_allowed; }
if (list && list.hasTrailingComma) {
return grammarErrorAtPos(list[0], list.end - ",".length, ",".length, diag);
}
return false;
}
function checkGrammarTypeParameterList(typeParameters, file) {
if (typeParameters && typeParameters.length === 0) {
var start = typeParameters.pos - "<".length;
var end = ts.skipTrivia(file.text, typeParameters.end) + ">".length;
return grammarErrorAtPos(file, start, end - start, ts.Diagnostics.Type_parameter_list_cannot_be_empty);
}
return false;
}
function checkGrammarParameterList(parameters) {
var seenOptionalParameter = false;
var parameterCount = parameters.length;
for (var i = 0; i < parameterCount; i++) {
var parameter = parameters[i];
if (parameter.dotDotDotToken) {
if (i !== (parameterCount - 1)) {
return grammarErrorOnNode(parameter.dotDotDotToken, ts.Diagnostics.A_rest_parameter_must_be_last_in_a_parameter_list);
}
if (!(parameter.flags & 4194304)) {
checkGrammarForDisallowedTrailingComma(parameters, ts.Diagnostics.A_rest_parameter_or_binding_pattern_may_not_have_a_trailing_comma);
}
if (ts.isBindingPattern(parameter.name)) {
return grammarErrorOnNode(parameter.name, ts.Diagnostics.A_rest_element_cannot_contain_a_binding_pattern);
}
if (parameter.questionToken) {
return grammarErrorOnNode(parameter.questionToken, ts.Diagnostics.A_rest_parameter_cannot_be_optional);
}
if (parameter.initializer) {
return grammarErrorOnNode(parameter.name, ts.Diagnostics.A_rest_parameter_cannot_have_an_initializer);
}
}
else if (parameter.questionToken) {
seenOptionalParameter = true;
if (parameter.initializer) {
return grammarErrorOnNode(parameter.name, ts.Diagnostics.Parameter_cannot_have_question_mark_and_initializer);
}
}
else if (seenOptionalParameter && !parameter.initializer) {
return grammarErrorOnNode(parameter.name, ts.Diagnostics.A_required_parameter_cannot_follow_an_optional_parameter);
}
}
}
function checkGrammarFunctionLikeDeclaration(node) {
var file = ts.getSourceFileOfNode(node);
return checkGrammarDecoratorsAndModifiers(node) || checkGrammarTypeParameterList(node.typeParameters, file) ||
checkGrammarParameterList(node.parameters) || checkGrammarArrowFunction(node, file);
}
function checkGrammarClassLikeDeclaration(node) {
var file = ts.getSourceFileOfNode(node);
return checkGrammarClassDeclarationHeritageClauses(node) || checkGrammarTypeParameterList(node.typeParameters, file);
}
function checkGrammarArrowFunction(node, file) {
if (!ts.isArrowFunction(node)) {
return false;
}
var equalsGreaterThanToken = node.equalsGreaterThanToken;
var startLine = ts.getLineAndCharacterOfPosition(file, equalsGreaterThanToken.pos).line;
var endLine = ts.getLineAndCharacterOfPosition(file, equalsGreaterThanToken.end).line;
return startLine !== endLine && grammarErrorOnNode(equalsGreaterThanToken, ts.Diagnostics.Line_terminator_not_permitted_before_arrow);
}
function checkGrammarIndexSignatureParameters(node) {
var parameter = node.parameters[0];
if (node.parameters.length !== 1) {
if (parameter) {
return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_must_have_exactly_one_parameter);
}
else {
return grammarErrorOnNode(node, ts.Diagnostics.An_index_signature_must_have_exactly_one_parameter);
}
}
if (parameter.dotDotDotToken) {
return grammarErrorOnNode(parameter.dotDotDotToken, ts.Diagnostics.An_index_signature_cannot_have_a_rest_parameter);
}
if (ts.hasModifiers(parameter)) {
return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_cannot_have_an_accessibility_modifier);
}
if (parameter.questionToken) {
return grammarErrorOnNode(parameter.questionToken, ts.Diagnostics.An_index_signature_parameter_cannot_have_a_question_mark);
}
if (parameter.initializer) {
return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_cannot_have_an_initializer);
}
if (!parameter.type) {
return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_must_have_a_type_annotation);
}
if (parameter.type.kind !== 137 && parameter.type.kind !== 134) {
var type = getTypeFromTypeNode(parameter.type);
if (type.flags & 4 || type.flags & 8) {
return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_type_cannot_be_a_type_alias_Consider_writing_0_Colon_1_Colon_2_instead, ts.getTextOfNode(parameter.name), typeToString(type), typeToString(getTypeFromTypeNode(node.type)));
}
if (type.flags & 262144 && allTypesAssignableToKind(type, 64, true)) {
return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_type_cannot_be_a_union_type_Consider_using_a_mapped_object_type_instead);
}
return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_type_must_be_string_or_number);
}
if (!node.type) {
return grammarErrorOnNode(node, ts.Diagnostics.An_index_signature_must_have_a_type_annotation);
}
return false;
}
function checkGrammarIndexSignature(node) {
return checkGrammarDecoratorsAndModifiers(node) || checkGrammarIndexSignatureParameters(node);
}
function checkGrammarForAtLeastOneTypeArgument(node, typeArguments) {
if (typeArguments && typeArguments.length === 0) {
var sourceFile = ts.getSourceFileOfNode(node);
var start = typeArguments.pos - "<".length;
var end = ts.skipTrivia(sourceFile.text, typeArguments.end) + ">".length;
return grammarErrorAtPos(sourceFile, start, end - start, ts.Diagnostics.Type_argument_list_cannot_be_empty);
}
return false;
}
function checkGrammarTypeArguments(node, typeArguments) {
return checkGrammarForDisallowedTrailingComma(typeArguments) ||
checkGrammarForAtLeastOneTypeArgument(node, typeArguments);
}
function checkGrammarForOmittedArgument(args) {
if (args) {
for (var _i = 0, args_5 = args; _i < args_5.length; _i++) {
var arg = args_5[_i];
if (arg.kind === 208) {
return grammarErrorAtPos(arg, arg.pos, 0, ts.Diagnostics.Argument_expression_expected);
}
}
}
return false;
}
function checkGrammarArguments(args) {
return checkGrammarForOmittedArgument(args);
}
function checkGrammarHeritageClause(node) {
var types = node.types;
if (checkGrammarForDisallowedTrailingComma(types)) {
return true;
}
if (types && types.length === 0) {
var listType = ts.tokenToString(node.token);
return grammarErrorAtPos(node, types.pos, 0, ts.Diagnostics._0_list_cannot_be_empty, listType);
}
return ts.some(types, checkGrammarExpressionWithTypeArguments);
}
function checkGrammarExpressionWithTypeArguments(node) {
return checkGrammarTypeArguments(node, node.typeArguments);
}
function checkGrammarClassDeclarationHeritageClauses(node) {
var seenExtendsClause = false;
var seenImplementsClause = false;
if (!checkGrammarDecoratorsAndModifiers(node) && node.heritageClauses) {
for (var _i = 0, _a = node.heritageClauses; _i < _a.length; _i++) {
var heritageClause = _a[_i];
if (heritageClause.token === 85) {
if (seenExtendsClause) {
return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.extends_clause_already_seen);
}
if (seenImplementsClause) {
return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.extends_clause_must_precede_implements_clause);
}
if (heritageClause.types.length > 1) {
return grammarErrorOnFirstToken(heritageClause.types[1], ts.Diagnostics.Classes_can_only_extend_a_single_class);
}
seenExtendsClause = true;
}
else {
ts.Debug.assert(heritageClause.token === 108);
if (seenImplementsClause) {
return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.implements_clause_already_seen);
}
seenImplementsClause = true;
}
checkGrammarHeritageClause(heritageClause);
}
}
}
function checkGrammarInterfaceDeclaration(node) {
var seenExtendsClause = false;
if (node.heritageClauses) {
for (var _i = 0, _a = node.heritageClauses; _i < _a.length; _i++) {
var heritageClause = _a[_i];
if (heritageClause.token === 85) {
if (seenExtendsClause) {
return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.extends_clause_already_seen);
}
seenExtendsClause = true;
}
else {
ts.Debug.assert(heritageClause.token === 108);
return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.Interface_declaration_cannot_have_implements_clause);
}
checkGrammarHeritageClause(heritageClause);
}
}
return false;
}
function checkGrammarComputedPropertyName(node) {
if (node.kind !== 147) {
return false;
}
var computedPropertyName = node;
if (computedPropertyName.expression.kind === 202 && computedPropertyName.expression.operatorToken.kind === 26) {
return grammarErrorOnNode(computedPropertyName.expression, ts.Diagnostics.A_comma_expression_is_not_allowed_in_a_computed_property_name);
}
return false;
}
function checkGrammarForGenerator(node) {
if (node.asteriskToken) {
ts.Debug.assert(node.kind === 237 ||
node.kind === 194 ||
node.kind === 154);
if (node.flags & 4194304) {
return grammarErrorOnNode(node.asteriskToken, ts.Diagnostics.Generators_are_not_allowed_in_an_ambient_context);
}
if (!node.body) {
return grammarErrorOnNode(node.asteriskToken, ts.Diagnostics.An_overload_signature_cannot_be_declared_as_a_generator);
}
}
}
function checkGrammarForInvalidQuestionMark(questionToken, message) {
return !!questionToken && grammarErrorOnNode(questionToken, message);
}
function checkGrammarObjectLiteralExpression(node, inDestructuring) {
var seen = ts.createUnderscoreEscapedMap();
for (var _i = 0, _a = node.properties; _i < _a.length; _i++) {
var prop = _a[_i];
if (prop.kind === 275) {
continue;
}
var name = prop.name;
if (name.kind === 147) {
checkGrammarComputedPropertyName(name);
}
if (prop.kind === 274 && !inDestructuring && prop.objectAssignmentInitializer) {
return grammarErrorOnNode(prop.equalsToken, ts.Diagnostics.can_only_be_used_in_an_object_literal_property_inside_a_destructuring_assignment);
}
if (prop.modifiers) {
for (var _b = 0, _c = prop.modifiers; _b < _c.length; _b++) {
var mod = _c[_b];
if (mod.kind !== 120 || prop.kind !== 154) {
grammarErrorOnNode(mod, ts.Diagnostics._0_modifier_cannot_be_used_here, ts.getTextOfNode(mod));
}
}
}
var currentKind = void 0;
switch (prop.kind) {
case 273:
case 274:
checkGrammarForInvalidQuestionMark(prop.questionToken, ts.Diagnostics.An_object_member_cannot_be_declared_optional);
if (name.kind === 8) {
checkGrammarNumericLiteral(name);
}
case 154:
currentKind = 1;
break;
case 156:
currentKind = 2;
break;
case 157:
currentKind = 4;
break;
default:
throw ts.Debug.assertNever(prop, "Unexpected syntax kind:" + prop.kind);
}
var effectiveName = ts.getPropertyNameForPropertyNameNode(name);
if (effectiveName === undefined) {
continue;
}
var existingKind = seen.get(effectiveName);
if (!existingKind) {
seen.set(effectiveName, currentKind);
}
else {
if (currentKind === 1 && existingKind === 1) {
grammarErrorOnNode(name, ts.Diagnostics.Duplicate_identifier_0, ts.getTextOfNode(name));
}
else if ((currentKind & 6) && (existingKind & 6)) {
if (existingKind !== 6 && currentKind !== existingKind) {
seen.set(effectiveName, currentKind | existingKind);
}
else {
return grammarErrorOnNode(name, ts.Diagnostics.An_object_literal_cannot_have_multiple_get_Slashset_accessors_with_the_same_name);
}
}
else {
return grammarErrorOnNode(name, ts.Diagnostics.An_object_literal_cannot_have_property_and_accessor_with_the_same_name);
}
}
}
}
function checkGrammarJsxElement(node) {
checkGrammarTypeArguments(node, node.typeArguments);
var seen = ts.createUnderscoreEscapedMap();
for (var _i = 0, _a = node.attributes.properties; _i < _a.length; _i++) {
var attr = _a[_i];
if (attr.kind === 267) {
continue;
}
var name = attr.name, initializer = attr.initializer;
if (!seen.get(name.escapedText)) {
seen.set(name.escapedText, true);
}
else {
return grammarErrorOnNode(name, ts.Diagnostics.JSX_elements_cannot_have_multiple_attributes_with_the_same_name);
}
if (initializer && initializer.kind === 268 && !initializer.expression) {
return grammarErrorOnNode(initializer, ts.Diagnostics.JSX_attributes_must_only_be_assigned_a_non_empty_expression);
}
}
}
function checkGrammarForInOrForOfStatement(forInOrOfStatement) {
if (checkGrammarStatementInAmbientContext(forInOrOfStatement)) {
return true;
}
if (forInOrOfStatement.kind === 225 && forInOrOfStatement.awaitModifier) {
if ((forInOrOfStatement.flags & 16384) === 0) {
return grammarErrorOnNode(forInOrOfStatement.awaitModifier, ts.Diagnostics.A_for_await_of_statement_is_only_allowed_within_an_async_function_or_async_generator);
}
}
if (forInOrOfStatement.initializer.kind === 236) {
var variableList = forInOrOfStatement.initializer;
if (!checkGrammarVariableDeclarationList(variableList)) {
var declarations = variableList.declarations;
if (!declarations.length) {
return false;
}
if (declarations.length > 1) {
var diagnostic = forInOrOfStatement.kind === 224
? ts.Diagnostics.Only_a_single_variable_declaration_is_allowed_in_a_for_in_statement
: ts.Diagnostics.Only_a_single_variable_declaration_is_allowed_in_a_for_of_statement;
return grammarErrorOnFirstToken(variableList.declarations[1], diagnostic);
}
var firstDeclaration = declarations[0];
if (firstDeclaration.initializer) {
var diagnostic = forInOrOfStatement.kind === 224
? ts.Diagnostics.The_variable_declaration_of_a_for_in_statement_cannot_have_an_initializer
: ts.Diagnostics.The_variable_declaration_of_a_for_of_statement_cannot_have_an_initializer;
return grammarErrorOnNode(firstDeclaration.name, diagnostic);
}
if (firstDeclaration.type) {
var diagnostic = forInOrOfStatement.kind === 224
? ts.Diagnostics.The_left_hand_side_of_a_for_in_statement_cannot_use_a_type_annotation
: ts.Diagnostics.The_left_hand_side_of_a_for_of_statement_cannot_use_a_type_annotation;
return grammarErrorOnNode(firstDeclaration, diagnostic);
}
}
}
return false;
}
function checkGrammarAccessor(accessor) {
var kind = accessor.kind;
if (languageVersion < 1) {
return grammarErrorOnNode(accessor.name, ts.Diagnostics.Accessors_are_only_available_when_targeting_ECMAScript_5_and_higher);
}
else if (accessor.flags & 4194304) {
return grammarErrorOnNode(accessor.name, ts.Diagnostics.An_accessor_cannot_be_declared_in_an_ambient_context);
}
else if (accessor.body === undefined && !ts.hasModifier(accessor, 128)) {
return grammarErrorAtPos(accessor, accessor.end - 1, ";".length, ts.Diagnostics._0_expected, "{");
}
else if (accessor.body && ts.hasModifier(accessor, 128)) {
return grammarErrorOnNode(accessor, ts.Diagnostics.An_abstract_accessor_cannot_have_an_implementation);
}
else if (accessor.typeParameters) {
return grammarErrorOnNode(accessor.name, ts.Diagnostics.An_accessor_cannot_have_type_parameters);
}
else if (!doesAccessorHaveCorrectParameterCount(accessor)) {
return grammarErrorOnNode(accessor.name, kind === 156 ?
ts.Diagnostics.A_get_accessor_cannot_have_parameters :
ts.Diagnostics.A_set_accessor_must_have_exactly_one_parameter);
}
else if (kind === 157) {
if (accessor.type) {
return grammarErrorOnNode(accessor.name, ts.Diagnostics.A_set_accessor_cannot_have_a_return_type_annotation);
}
else {
var parameter = accessor.parameters[0];
if (parameter.dotDotDotToken) {
return grammarErrorOnNode(parameter.dotDotDotToken, ts.Diagnostics.A_set_accessor_cannot_have_rest_parameter);
}
else if (parameter.questionToken) {
return grammarErrorOnNode(parameter.questionToken, ts.Diagnostics.A_set_accessor_cannot_have_an_optional_parameter);
}
else if (parameter.initializer) {
return grammarErrorOnNode(accessor.name, ts.Diagnostics.A_set_accessor_parameter_cannot_have_an_initializer);
}
}
}
return false;
}
function doesAccessorHaveCorrectParameterCount(accessor) {
return getAccessorThisParameter(accessor) || accessor.parameters.length === (accessor.kind === 156 ? 0 : 1);
}
function getAccessorThisParameter(accessor) {
if (accessor.parameters.length === (accessor.kind === 156 ? 1 : 2)) {
return ts.getThisParameter(accessor);
}
}
function checkGrammarTypeOperatorNode(node) {
if (node.operator === 141) {
if (node.type.kind !== 138) {
return grammarErrorOnNode(node.type, ts.Diagnostics._0_expected, ts.tokenToString(138));
}
var parent = ts.walkUpParenthesizedTypes(node.parent);
switch (parent.kind) {
case 235:
var decl = parent;
if (decl.name.kind !== 71) {
return grammarErrorOnNode(node, ts.Diagnostics.unique_symbol_types_may_not_be_used_on_a_variable_declaration_with_a_binding_name);
}
if (!ts.isVariableDeclarationInVariableStatement(decl)) {
return grammarErrorOnNode(node, ts.Diagnostics.unique_symbol_types_are_only_allowed_on_variables_in_a_variable_statement);
}
if (!(decl.parent.flags & 2)) {
return grammarErrorOnNode(parent.name, ts.Diagnostics.A_variable_whose_type_is_a_unique_symbol_type_must_be_const);
}
break;
case 152:
if (!ts.hasModifier(parent, 32) ||
!ts.hasModifier(parent, 64)) {
return grammarErrorOnNode(parent.name, ts.Diagnostics.A_property_of_a_class_whose_type_is_a_unique_symbol_type_must_be_both_static_and_readonly);
}
break;
case 151:
if (!ts.hasModifier(parent, 64)) {
return grammarErrorOnNode(parent.name, ts.Diagnostics.A_property_of_an_interface_or_type_literal_whose_type_is_a_unique_symbol_type_must_be_readonly);
}
break;
default:
return grammarErrorOnNode(node, ts.Diagnostics.unique_symbol_types_are_not_allowed_here);
}
}
}
function checkGrammarForInvalidDynamicName(node, message) {
if (isNonBindableDynamicName(node)) {
return grammarErrorOnNode(node, message);
}
}
function checkGrammarMethod(node) {
if (checkGrammarFunctionLikeDeclaration(node)) {
return true;
}
if (node.kind === 154) {
if (node.parent.kind === 186) {
if (node.modifiers && !(node.modifiers.length === 1 && ts.first(node.modifiers).kind === 120)) {
return grammarErrorOnFirstToken(node, ts.Diagnostics.Modifiers_cannot_appear_here);
}
else if (checkGrammarForInvalidQuestionMark(node.questionToken, ts.Diagnostics.An_object_member_cannot_be_declared_optional)) {
return true;
}
else if (node.body === undefined) {
return grammarErrorAtPos(node, node.end - 1, ";".length, ts.Diagnostics._0_expected, "{");
}
}
if (checkGrammarForGenerator(node)) {
return true;
}
}
if (ts.isClassLike(node.parent)) {
if (node.flags & 4194304) {
return checkGrammarForInvalidDynamicName(node.name, ts.Diagnostics.A_computed_property_name_in_an_ambient_context_must_refer_to_an_expression_whose_type_is_a_literal_type_or_a_unique_symbol_type);
}
else if (node.kind === 154 && !node.body) {
return checkGrammarForInvalidDynamicName(node.name, ts.Diagnostics.A_computed_property_name_in_a_method_overload_must_refer_to_an_expression_whose_type_is_a_literal_type_or_a_unique_symbol_type);
}
}
else if (node.parent.kind === 239) {
return checkGrammarForInvalidDynamicName(node.name, ts.Diagnostics.A_computed_property_name_in_an_interface_must_refer_to_an_expression_whose_type_is_a_literal_type_or_a_unique_symbol_type);
}
else if (node.parent.kind === 166) {
return checkGrammarForInvalidDynamicName(node.name, ts.Diagnostics.A_computed_property_name_in_a_type_literal_must_refer_to_an_expression_whose_type_is_a_literal_type_or_a_unique_symbol_type);
}
}
function checkGrammarBreakOrContinueStatement(node) {
var current = node;
while (current) {
if (ts.isFunctionLike(current)) {
return grammarErrorOnNode(node, ts.Diagnostics.Jump_target_cannot_cross_function_boundary);
}
switch (current.kind) {
case 231:
if (node.label && current.label.escapedText === node.label.escapedText) {
var isMisplacedContinueLabel = node.kind === 226
&& !ts.isIterationStatement(current.statement, true);
if (isMisplacedContinueLabel) {
return grammarErrorOnNode(node, ts.Diagnostics.A_continue_statement_can_only_jump_to_a_label_of_an_enclosing_iteration_statement);
}
return false;
}
break;
case 230:
if (node.kind === 227 && !node.label) {
return false;
}
break;
default:
if (ts.isIterationStatement(current, false) && !node.label) {
return false;
}
break;
}
current = current.parent;
}
if (node.label) {
var message = node.kind === 227
? ts.Diagnostics.A_break_statement_can_only_jump_to_a_label_of_an_enclosing_statement
: ts.Diagnostics.A_continue_statement_can_only_jump_to_a_label_of_an_enclosing_iteration_statement;
return grammarErrorOnNode(node, message);
}
else {
var message = node.kind === 227
? ts.Diagnostics.A_break_statement_can_only_be_used_within_an_enclosing_iteration_or_switch_statement
: ts.Diagnostics.A_continue_statement_can_only_be_used_within_an_enclosing_iteration_statement;
return grammarErrorOnNode(node, message);
}
}
function checkGrammarBindingElement(node) {
if (node.dotDotDotToken) {
var elements = node.parent.elements;
if (node !== ts.last(elements)) {
return grammarErrorOnNode(node, ts.Diagnostics.A_rest_element_must_be_last_in_a_destructuring_pattern);
}
checkGrammarForDisallowedTrailingComma(elements, ts.Diagnostics.A_rest_parameter_or_binding_pattern_may_not_have_a_trailing_comma);
if (node.name.kind === 183 || node.name.kind === 182) {
return grammarErrorOnNode(node.name, ts.Diagnostics.A_rest_element_cannot_contain_a_binding_pattern);
}
if (node.propertyName) {
return grammarErrorOnNode(node.name, ts.Diagnostics.A_rest_element_cannot_have_a_property_name);
}
if (node.initializer) {
return grammarErrorAtPos(node, node.initializer.pos - 1, 1, ts.Diagnostics.A_rest_element_cannot_have_an_initializer);
}
}
}
function isStringOrNumberLiteralExpression(expr) {
return expr.kind === 9 || expr.kind === 8 ||
expr.kind === 200 && expr.operator === 38 &&
expr.operand.kind === 8;
}
function checkGrammarVariableDeclaration(node) {
if (node.parent.parent.kind !== 224 && node.parent.parent.kind !== 225) {
if (node.flags & 4194304) {
if (node.initializer) {
if (ts.isVarConst(node) && !node.type) {
if (!isStringOrNumberLiteralExpression(node.initializer)) {
return grammarErrorOnNode(node.initializer, ts.Diagnostics.A_const_initializer_in_an_ambient_context_must_be_a_string_or_numeric_literal);
}
}
else {
var equalsTokenLength = "=".length;
return grammarErrorAtPos(node, node.initializer.pos - equalsTokenLength, equalsTokenLength, ts.Diagnostics.Initializers_are_not_allowed_in_ambient_contexts);
}
}
if (node.initializer && !(ts.isVarConst(node) && isStringOrNumberLiteralExpression(node.initializer))) {
var equalsTokenLength = "=".length;
return grammarErrorAtPos(node, node.initializer.pos - equalsTokenLength, equalsTokenLength, ts.Diagnostics.Initializers_are_not_allowed_in_ambient_contexts);
}
}
else if (!node.initializer) {
if (ts.isBindingPattern(node.name) && !ts.isBindingPattern(node.parent)) {
return grammarErrorOnNode(node, ts.Diagnostics.A_destructuring_declaration_must_have_an_initializer);
}
if (ts.isVarConst(node)) {
return grammarErrorOnNode(node, ts.Diagnostics.const_declarations_must_be_initialized);
}
}
}
if (node.exclamationToken && (node.parent.parent.kind !== 217 || !node.type || node.initializer || node.flags & 4194304)) {
return grammarErrorOnNode(node.exclamationToken, ts.Diagnostics.A_definite_assignment_assertion_is_not_permitted_in_this_context);
}
if (compilerOptions.module !== ts.ModuleKind.ES2015 && compilerOptions.module !== ts.ModuleKind.ESNext && compilerOptions.module !== ts.ModuleKind.System && !compilerOptions.noEmit &&
!(node.parent.parent.flags & 4194304) && ts.hasModifier(node.parent.parent, 1)) {
checkESModuleMarker(node.name);
}
var checkLetConstNames = (ts.isLet(node) || ts.isVarConst(node));
return checkLetConstNames && checkGrammarNameInLetOrConstDeclarations(node.name);
}
function checkESModuleMarker(name) {
if (name.kind === 71) {
if (ts.idText(name) === "__esModule") {
return grammarErrorOnNode(name, ts.Diagnostics.Identifier_expected_esModule_is_reserved_as_an_exported_marker_when_transforming_ECMAScript_modules);
}
}
else {
var elements = name.elements;
for (var _i = 0, elements_1 = elements; _i < elements_1.length; _i++) {
var element = elements_1[_i];
if (!ts.isOmittedExpression(element)) {
return checkESModuleMarker(element.name);
}
}
}
return false;
}
function checkGrammarNameInLetOrConstDeclarations(name) {
if (name.kind === 71) {
if (name.originalKeywordKind === 110) {
return grammarErrorOnNode(name, ts.Diagnostics.let_is_not_allowed_to_be_used_as_a_name_in_let_or_const_declarations);
}
}
else {
var elements = name.elements;
for (var _i = 0, elements_2 = elements; _i < elements_2.length; _i++) {
var element = elements_2[_i];
if (!ts.isOmittedExpression(element)) {
checkGrammarNameInLetOrConstDeclarations(element.name);
}
}
}
return false;
}
function checkGrammarVariableDeclarationList(declarationList) {
var declarations = declarationList.declarations;
if (checkGrammarForDisallowedTrailingComma(declarationList.declarations)) {
return true;
}
if (!declarationList.declarations.length) {
return grammarErrorAtPos(declarationList, declarations.pos, declarations.end - declarations.pos, ts.Diagnostics.Variable_declaration_list_cannot_be_empty);
}
return false;
}
function allowLetAndConstDeclarations(parent) {
switch (parent.kind) {
case 220:
case 221:
case 222:
case 229:
case 223:
case 224:
case 225:
return false;
case 231:
return allowLetAndConstDeclarations(parent.parent);
}
return true;
}
function checkGrammarForDisallowedLetOrConstStatement(node) {
if (!allowLetAndConstDeclarations(node.parent)) {
if (ts.isLet(node.declarationList)) {
return grammarErrorOnNode(node, ts.Diagnostics.let_declarations_can_only_be_declared_inside_a_block);
}
else if (ts.isVarConst(node.declarationList)) {
return grammarErrorOnNode(node, ts.Diagnostics.const_declarations_can_only_be_declared_inside_a_block);
}
}
}
function checkGrammarMetaProperty(node) {
var escapedText = node.name.escapedText;
switch (node.keywordToken) {
case 94:
if (escapedText !== "target") {
return grammarErrorOnNode(node.name, ts.Diagnostics._0_is_not_a_valid_meta_property_for_keyword_1_Did_you_mean_2, node.name.escapedText, ts.tokenToString(node.keywordToken), "target");
}
break;
case 91:
if (escapedText !== "meta") {
return grammarErrorOnNode(node.name, ts.Diagnostics._0_is_not_a_valid_meta_property_for_keyword_1_Did_you_mean_2, node.name.escapedText, ts.tokenToString(node.keywordToken), "meta");
}
break;
}
}
function hasParseDiagnostics(sourceFile) {
return sourceFile.parseDiagnostics.length > 0;
}
function grammarErrorOnFirstToken(node, message, arg0, arg1, arg2) {
var sourceFile = ts.getSourceFileOfNode(node);
if (!hasParseDiagnostics(sourceFile)) {
var span = ts.getSpanOfTokenAtPosition(sourceFile, node.pos);
diagnostics.add(ts.createFileDiagnostic(sourceFile, span.start, span.length, message, arg0, arg1, arg2));
return true;
}
return false;
}
function grammarErrorAtPos(nodeForSourceFile, start, length, message, arg0, arg1, arg2) {
var sourceFile = ts.getSourceFileOfNode(nodeForSourceFile);
if (!hasParseDiagnostics(sourceFile)) {
diagnostics.add(ts.createFileDiagnostic(sourceFile, start, length, message, arg0, arg1, arg2));
return true;
}
return false;
}
function grammarErrorOnNode(node, message, arg0, arg1, arg2) {
var sourceFile = ts.getSourceFileOfNode(node);
if (!hasParseDiagnostics(sourceFile)) {
diagnostics.add(ts.createDiagnosticForNode(node, message, arg0, arg1, arg2));
return true;
}
return false;
}
function checkGrammarConstructorTypeParameters(node) {
var jsdocTypeParameters = ts.isInJavaScriptFile(node) && ts.getJSDocTypeParameterDeclarations(node);
if (node.typeParameters || jsdocTypeParameters && jsdocTypeParameters.length) {
var _a = node.typeParameters || jsdocTypeParameters && jsdocTypeParameters[0] || node, pos = _a.pos, end = _a.end;
return grammarErrorAtPos(node, pos, end - pos, ts.Diagnostics.Type_parameters_cannot_appear_on_a_constructor_declaration);
}
}
function checkGrammarConstructorTypeAnnotation(node) {
var type = ts.getEffectiveReturnTypeNode(node);
if (type) {
return grammarErrorOnNode(type, ts.Diagnostics.Type_annotation_cannot_appear_on_a_constructor_declaration);
}
}
function checkGrammarProperty(node) {
if (ts.isClassLike(node.parent)) {
if (checkGrammarForInvalidDynamicName(node.name, ts.Diagnostics.A_computed_property_name_in_a_class_property_declaration_must_refer_to_an_expression_whose_type_is_a_literal_type_or_a_unique_symbol_type)) {
return true;
}
}
else if (node.parent.kind === 239) {
if (checkGrammarForInvalidDynamicName(node.name, ts.Diagnostics.A_computed_property_name_in_an_interface_must_refer_to_an_expression_whose_type_is_a_literal_type_or_a_unique_symbol_type)) {
return true;
}
if (node.initializer) {
return grammarErrorOnNode(node.initializer, ts.Diagnostics.An_interface_property_cannot_have_an_initializer);
}
}
else if (node.parent.kind === 166) {
if (checkGrammarForInvalidDynamicName(node.name, ts.Diagnostics.A_computed_property_name_in_a_type_literal_must_refer_to_an_expression_whose_type_is_a_literal_type_or_a_unique_symbol_type)) {
return true;
}
if (node.initializer) {
return grammarErrorOnNode(node.initializer, ts.Diagnostics.A_type_literal_property_cannot_have_an_initializer);
}
}
if (node.flags & 4194304 && node.initializer) {
return grammarErrorOnFirstToken(node.initializer, ts.Diagnostics.Initializers_are_not_allowed_in_ambient_contexts);
}
if (ts.isPropertyDeclaration(node) && node.exclamationToken && (!ts.isClassLike(node.parent) || !node.type || node.initializer ||
node.flags & 4194304 || ts.hasModifier(node, 32 | 128))) {
return grammarErrorOnNode(node.exclamationToken, ts.Diagnostics.A_definite_assignment_assertion_is_not_permitted_in_this_context);
}
}
function checkGrammarTopLevelElementForRequiredDeclareModifier(node) {
if (node.kind === 239 ||
node.kind === 240 ||
node.kind === 247 ||
node.kind === 246 ||
node.kind === 253 ||
node.kind === 252 ||
node.kind === 245 ||
ts.hasModifier(node, 2 | 1 | 512)) {
return false;
}
return grammarErrorOnFirstToken(node, ts.Diagnostics.A_declare_modifier_is_required_for_a_top_level_declaration_in_a_d_ts_file);
}
function checkGrammarTopLevelElementsForRequiredDeclareModifier(file) {
for (var _i = 0, _a = file.statements; _i < _a.length; _i++) {
var decl = _a[_i];
if (ts.isDeclaration(decl) || decl.kind === 217) {
if (checkGrammarTopLevelElementForRequiredDeclareModifier(decl)) {
return true;
}
}
}
return false;
}
function checkGrammarSourceFile(node) {
return !!(node.flags & 4194304) && checkGrammarTopLevelElementsForRequiredDeclareModifier(node);
}
function checkGrammarStatementInAmbientContext(node) {
if (node.flags & 4194304) {
if (ts.isAccessor(node.parent)) {
return getNodeLinks(node).hasReportedStatementInAmbientContext = true;
}
var links = getNodeLinks(node);
if (!links.hasReportedStatementInAmbientContext && ts.isFunctionLike(node.parent)) {
return getNodeLinks(node).hasReportedStatementInAmbientContext = grammarErrorOnFirstToken(node, ts.Diagnostics.An_implementation_cannot_be_declared_in_ambient_contexts);
}
if (node.parent.kind === 216 || node.parent.kind === 243 || node.parent.kind === 277) {
var links_1 = getNodeLinks(node.parent);
if (!links_1.hasReportedStatementInAmbientContext) {
return links_1.hasReportedStatementInAmbientContext = grammarErrorOnFirstToken(node, ts.Diagnostics.Statements_are_not_allowed_in_ambient_contexts);
}
}
else {
}
}
return false;
}
function checkGrammarNumericLiteral(node) {
if (node.numericLiteralFlags & 32) {
var diagnosticMessage = void 0;
if (languageVersion >= 1) {
diagnosticMessage = ts.Diagnostics.Octal_literals_are_not_available_when_targeting_ECMAScript_5_and_higher_Use_the_syntax_0;
}
else if (ts.isChildOfNodeWithKind(node, 180)) {
diagnosticMessage = ts.Diagnostics.Octal_literal_types_must_use_ES2015_syntax_Use_the_syntax_0;
}
else if (ts.isChildOfNodeWithKind(node, 276)) {
diagnosticMessage = ts.Diagnostics.Octal_literals_are_not_allowed_in_enums_members_initializer_Use_the_syntax_0;
}
if (diagnosticMessage) {
var withMinus = ts.isPrefixUnaryExpression(node.parent) && node.parent.operator === 38;
var literal = (withMinus ? "-" : "") + "0o" + node.text;
return grammarErrorOnNode(withMinus ? node.parent : node, diagnosticMessage, literal);
}
}
return false;
}
function grammarErrorAfterFirstToken(node, message, arg0, arg1, arg2) {
var sourceFile = ts.getSourceFileOfNode(node);
if (!hasParseDiagnostics(sourceFile)) {
var span = ts.getSpanOfTokenAtPosition(sourceFile, node.pos);
diagnostics.add(ts.createFileDiagnostic(sourceFile, ts.textSpanEnd(span), 0, message, arg0, arg1, arg2));
return true;
}
return false;
}
function getAmbientModules() {
if (!ambientModulesCache) {
ambientModulesCache = [];
globals.forEach(function (global, sym) {
if (ambientModuleSymbolRegex.test(sym)) {
ambientModulesCache.push(global);
}
});
}
return ambientModulesCache;
}
function checkGrammarImportCallExpression(node) {
if (moduleKind === ts.ModuleKind.ES2015) {
return grammarErrorOnNode(node, ts.Diagnostics.Dynamic_import_is_only_supported_when_module_flag_is_commonjs_or_esNext);
}
if (node.typeArguments) {
return grammarErrorOnNode(node, ts.Diagnostics.Dynamic_import_cannot_have_type_arguments);
}
var nodeArguments = node.arguments;
if (nodeArguments.length !== 1) {
return grammarErrorOnNode(node, ts.Diagnostics.Dynamic_import_must_have_one_specifier_as_an_argument);
}
if (ts.isSpreadElement(nodeArguments[0])) {
return grammarErrorOnNode(nodeArguments[0], ts.Diagnostics.Specifier_of_dynamic_import_cannot_be_spread_element);
}
return false;
}
}
ts.createTypeChecker = createTypeChecker;
function isDeclarationNameOrImportPropertyName(name) {
switch (name.parent.kind) {
case 251:
case 255:
return ts.isIdentifier(name);
default:
return ts.isDeclarationName(name);
}
}
function isSomeImportDeclaration(decl) {
switch (decl.kind) {
case 248:
case 246:
case 249:
case 251:
return true;
case 71:
return decl.parent.kind === 251;
default:
return false;
}
}
var JsxNames;
(function (JsxNames) {
JsxNames.JSX = "JSX";
JsxNames.IntrinsicElements = "IntrinsicElements";
JsxNames.ElementClass = "ElementClass";
JsxNames.ElementAttributesPropertyNameContainer = "ElementAttributesProperty";
JsxNames.ElementChildrenAttributeNameContainer = "ElementChildrenAttribute";
JsxNames.Element = "Element";
JsxNames.IntrinsicAttributes = "IntrinsicAttributes";
JsxNames.IntrinsicClassAttributes = "IntrinsicClassAttributes";
JsxNames.LibraryManagedAttributes = "LibraryManagedAttributes";
})(JsxNames || (JsxNames = {}));
function typeIsLiteralType(type) {
return !!(type.flags & 448);
}
})(ts || (ts = {}));
var ts;
(function (ts) {
function createSynthesizedNode(kind) {
var node = ts.createNode(kind, -1, -1);
node.flags |= 8;
return node;
}
function updateNode(updated, original) {
if (updated !== original) {
setOriginalNode(updated, original);
setTextRange(updated, original);
ts.aggregateTransformFlags(updated);
}
return updated;
}
ts.updateNode = updateNode;
function createNodeArray(elements, hasTrailingComma) {
if (!elements || elements === ts.emptyArray) {
elements = [];
}
else if (ts.isNodeArray(elements)) {
return elements;
}
var array = elements;
array.pos = -1;
array.end = -1;
array.hasTrailingComma = hasTrailingComma;
return array;
}
ts.createNodeArray = createNodeArray;
function getSynthesizedClone(node) {
if (node === undefined) {
return node;
}
var clone = createSynthesizedNode(node.kind);
clone.flags |= node.flags;
setOriginalNode(clone, node);
for (var key in node) {
if (clone.hasOwnProperty(key) || !node.hasOwnProperty(key)) {
continue;
}
clone[key] = node[key];
}
return clone;
}
ts.getSynthesizedClone = getSynthesizedClone;
function createLiteral(value, isSingleQuote) {
if (typeof value === "number") {
return createNumericLiteral(value + "");
}
if (typeof value === "boolean") {
return value ? createTrue() : createFalse();
}
if (ts.isString(value)) {
var res = createStringLiteral(value);
if (isSingleQuote)
res.singleQuote = true;
return res;
}
return createLiteralFromNode(value);
}
ts.createLiteral = createLiteral;
function createNumericLiteral(value) {
var node = createSynthesizedNode(8);
node.text = value;
node.numericLiteralFlags = 0;
return node;
}
ts.createNumericLiteral = createNumericLiteral;
function createStringLiteral(text) {
var node = createSynthesizedNode(9);
node.text = text;
return node;
}
ts.createStringLiteral = createStringLiteral;
function createRegularExpressionLiteral(text) {
var node = createSynthesizedNode(12);
node.text = text;
return node;
}
ts.createRegularExpressionLiteral = createRegularExpressionLiteral;
function createLiteralFromNode(sourceNode) {
var node = createStringLiteral(ts.getTextOfIdentifierOrLiteral(sourceNode));
node.textSourceNode = sourceNode;
return node;
}
function createIdentifier(text, typeArguments) {
var node = createSynthesizedNode(71);
node.escapedText = ts.escapeLeadingUnderscores(text);
node.originalKeywordKind = text ? ts.stringToToken(text) : 0;
node.autoGenerateFlags = 0;
node.autoGenerateId = 0;
if (typeArguments) {
node.typeArguments = createNodeArray(typeArguments);
}
return node;
}
ts.createIdentifier = createIdentifier;
function updateIdentifier(node, typeArguments) {
return node.typeArguments !== typeArguments
? updateNode(createIdentifier(ts.idText(node), typeArguments), node)
: node;
}
ts.updateIdentifier = updateIdentifier;
var nextAutoGenerateId = 0;
function createTempVariable(recordTempVariable, reservedInNestedScopes) {
var name = createIdentifier("");
name.autoGenerateFlags = 1;
name.autoGenerateId = nextAutoGenerateId;
nextAutoGenerateId++;
if (recordTempVariable) {
recordTempVariable(name);
}
if (reservedInNestedScopes) {
name.autoGenerateFlags |= 8;
}
return name;
}
ts.createTempVariable = createTempVariable;
function createLoopVariable() {
var name = createIdentifier("");
name.autoGenerateFlags = 2;
name.autoGenerateId = nextAutoGenerateId;
nextAutoGenerateId++;
return name;
}
ts.createLoopVariable = createLoopVariable;
function createUniqueName(text) {
var name = createIdentifier(text);
name.autoGenerateFlags = 3;
name.autoGenerateId = nextAutoGenerateId;
nextAutoGenerateId++;
return name;
}
ts.createUniqueName = createUniqueName;
function createOptimisticUniqueName(text) {
var name = createIdentifier(text);
name.autoGenerateFlags = 3 | 16;
name.autoGenerateId = nextAutoGenerateId;
nextAutoGenerateId++;
return name;
}
ts.createOptimisticUniqueName = createOptimisticUniqueName;
function createFileLevelUniqueName(text) {
var name = createOptimisticUniqueName(text);
name.autoGenerateFlags |= 32;
return name;
}
ts.createFileLevelUniqueName = createFileLevelUniqueName;
function getGeneratedNameForNode(node, flags) {
var name = createIdentifier(node && ts.isIdentifier(node) ? ts.idText(node) : "");
name.autoGenerateFlags = 4 | flags;
name.autoGenerateId = nextAutoGenerateId;
name.original = node;
nextAutoGenerateId++;
return name;
}
ts.getGeneratedNameForNode = getGeneratedNameForNode;
function createToken(token) {
return createSynthesizedNode(token);
}
ts.createToken = createToken;
function createSuper() {
return createSynthesizedNode(97);
}
ts.createSuper = createSuper;
function createThis() {
return createSynthesizedNode(99);
}
ts.createThis = createThis;
function createNull() {
return createSynthesizedNode(95);
}
ts.createNull = createNull;
function createTrue() {
return createSynthesizedNode(101);
}
ts.createTrue = createTrue;
function createFalse() {
return createSynthesizedNode(86);
}
ts.createFalse = createFalse;
function createModifier(kind) {
return createToken(kind);
}
ts.createModifier = createModifier;
function createModifiersFromModifierFlags(flags) {
var result = [];
if (flags & 1) {
result.push(createModifier(84));
}
if (flags & 2) {
result.push(createModifier(124));
}
if (flags & 512) {
result.push(createModifier(79));
}
if (flags & 2048) {
result.push(createModifier(76));
}
if (flags & 4) {
result.push(createModifier(114));
}
if (flags & 8) {
result.push(createModifier(112));
}
if (flags & 16) {
result.push(createModifier(113));
}
if (flags & 128) {
result.push(createModifier(117));
}
if (flags & 32) {
result.push(createModifier(115));
}
if (flags & 64) {
result.push(createModifier(132));
}
if (flags & 256) {
result.push(createModifier(120));
}
return result;
}
ts.createModifiersFromModifierFlags = createModifiersFromModifierFlags;
function createQualifiedName(left, right) {
var node = createSynthesizedNode(146);
node.left = left;
node.right = asName(right);
return node;
}
ts.createQualifiedName = createQualifiedName;
function updateQualifiedName(node, left, right) {
return node.left !== left
|| node.right !== right
? updateNode(createQualifiedName(left, right), node)
: node;
}
ts.updateQualifiedName = updateQualifiedName;
function parenthesizeForComputedName(expression) {
return ts.isCommaSequence(expression)
? createParen(expression)
: expression;
}
function createComputedPropertyName(expression) {
var node = createSynthesizedNode(147);
node.expression = parenthesizeForComputedName(expression);
return node;
}
ts.createComputedPropertyName = createComputedPropertyName;
function updateComputedPropertyName(node, expression) {
return node.expression !== expression
? updateNode(createComputedPropertyName(expression), node)
: node;
}
ts.updateComputedPropertyName = updateComputedPropertyName;
function createTypeParameterDeclaration(name, constraint, defaultType) {
var node = createSynthesizedNode(148);
node.name = asName(name);
node.constraint = constraint;
node.default = defaultType;
return node;
}
ts.createTypeParameterDeclaration = createTypeParameterDeclaration;
function updateTypeParameterDeclaration(node, name, constraint, defaultType) {
return node.name !== name
|| node.constraint !== constraint
|| node.default !== defaultType
? updateNode(createTypeParameterDeclaration(name, constraint, defaultType), node)
: node;
}
ts.updateTypeParameterDeclaration = updateTypeParameterDeclaration;
function createParameter(decorators, modifiers, dotDotDotToken, name, questionToken, type, initializer) {
var node = createSynthesizedNode(149);
node.decorators = asNodeArray(decorators);
node.modifiers = asNodeArray(modifiers);
node.dotDotDotToken = dotDotDotToken;
node.name = asName(name);
node.questionToken = questionToken;
node.type = type;
node.initializer = initializer ? ts.parenthesizeExpressionForList(initializer) : undefined;
return node;
}
ts.createParameter = createParameter;
function updateParameter(node, decorators, modifiers, dotDotDotToken, name, questionToken, type, initializer) {
return node.decorators !== decorators
|| node.modifiers !== modifiers
|| node.dotDotDotToken !== dotDotDotToken
|| node.name !== name
|| node.questionToken !== questionToken
|| node.type !== type
|| node.initializer !== initializer
? updateNode(createParameter(decorators, modifiers, dotDotDotToken, name, questionToken, type, initializer), node)
: node;
}
ts.updateParameter = updateParameter;
function createDecorator(expression) {
var node = createSynthesizedNode(150);
node.expression = ts.parenthesizeForAccess(expression);
return node;
}
ts.createDecorator = createDecorator;
function updateDecorator(node, expression) {
return node.expression !== expression
? updateNode(createDecorator(expression), node)
: node;
}
ts.updateDecorator = updateDecorator;
function createPropertySignature(modifiers, name, questionToken, type, initializer) {
var node = createSynthesizedNode(151);
node.modifiers = asNodeArray(modifiers);
node.name = asName(name);
node.questionToken = questionToken;
node.type = type;
node.initializer = initializer;
return node;
}
ts.createPropertySignature = createPropertySignature;
function updatePropertySignature(node, modifiers, name, questionToken, type, initializer) {
return node.modifiers !== modifiers
|| node.name !== name
|| node.questionToken !== questionToken
|| node.type !== type
|| node.initializer !== initializer
? updateNode(createPropertySignature(modifiers, name, questionToken, type, initializer), node)
: node;
}
ts.updatePropertySignature = updatePropertySignature;
function createProperty(decorators, modifiers, name, questionOrExclamationToken, type, initializer) {
var node = createSynthesizedNode(152);
node.decorators = asNodeArray(decorators);
node.modifiers = asNodeArray(modifiers);
node.name = asName(name);
node.questionToken = questionOrExclamationToken !== undefined && questionOrExclamationToken.kind === 55 ? questionOrExclamationToken : undefined;
node.exclamationToken = questionOrExclamationToken !== undefined && questionOrExclamationToken.kind === 51 ? questionOrExclamationToken : undefined;
node.type = type;
node.initializer = initializer;
return node;
}
ts.createProperty = createProperty;
function updateProperty(node, decorators, modifiers, name, questionOrExclamationToken, type, initializer) {
return node.decorators !== decorators
|| node.modifiers !== modifiers
|| node.name !== name
|| node.questionToken !== (questionOrExclamationToken !== undefined && questionOrExclamationToken.kind === 55 ? questionOrExclamationToken : undefined)
|| node.exclamationToken !== (questionOrExclamationToken !== undefined && questionOrExclamationToken.kind === 51 ? questionOrExclamationToken : undefined)
|| node.type !== type
|| node.initializer !== initializer
? updateNode(createProperty(decorators, modifiers, name, questionOrExclamationToken, type, initializer), node)
: node;
}
ts.updateProperty = updateProperty;
function createMethodSignature(typeParameters, parameters, type, name, questionToken) {
var node = createSignatureDeclaration(153, typeParameters, parameters, type);
node.name = asName(name);
node.questionToken = questionToken;
return node;
}
ts.createMethodSignature = createMethodSignature;
function updateMethodSignature(node, typeParameters, parameters, type, name, questionToken) {
return node.typeParameters !== typeParameters
|| node.parameters !== parameters
|| node.type !== type
|| node.name !== name
|| node.questionToken !== questionToken
? updateNode(createMethodSignature(typeParameters, parameters, type, name, questionToken), node)
: node;
}
ts.updateMethodSignature = updateMethodSignature;
function createMethod(decorators, modifiers, asteriskToken, name, questionToken, typeParameters, parameters, type, body) {
var node = createSynthesizedNode(154);
node.decorators = asNodeArray(decorators);
node.modifiers = asNodeArray(modifiers);
node.asteriskToken = asteriskToken;
node.name = asName(name);
node.questionToken = questionToken;
node.typeParameters = asNodeArray(typeParameters);
node.parameters = createNodeArray(parameters);
node.type = type;
node.body = body;
return node;
}
ts.createMethod = createMethod;
function updateMethod(node, decorators, modifiers, asteriskToken, name, questionToken, typeParameters, parameters, type, body) {
return node.decorators !== decorators
|| node.modifiers !== modifiers
|| node.asteriskToken !== asteriskToken
|| node.name !== name
|| node.questionToken !== questionToken
|| node.typeParameters !== typeParameters
|| node.parameters !== parameters
|| node.type !== type
|| node.body !== body
? updateNode(createMethod(decorators, modifiers, asteriskToken, name, questionToken, typeParameters, parameters, type, body), node)
: node;
}
ts.updateMethod = updateMethod;
function createConstructor(decorators, modifiers, parameters, body) {
var node = createSynthesizedNode(155);
node.decorators = asNodeArray(decorators);
node.modifiers = asNodeArray(modifiers);
node.typeParameters = undefined;
node.parameters = createNodeArray(parameters);
node.type = undefined;
node.body = body;
return node;
}
ts.createConstructor = createConstructor;
function updateConstructor(node, decorators, modifiers, parameters, body) {
return node.decorators !== decorators
|| node.modifiers !== modifiers
|| node.parameters !== parameters
|| node.body !== body
? updateNode(createConstructor(decorators, modifiers, parameters, body), node)
: node;
}
ts.updateConstructor = updateConstructor;
function createGetAccessor(decorators, modifiers, name, parameters, type, body) {
var node = createSynthesizedNode(156);
node.decorators = asNodeArray(decorators);
node.modifiers = asNodeArray(modifiers);
node.name = asName(name);
node.typeParameters = undefined;
node.parameters = createNodeArray(parameters);
node.type = type;
node.body = body;
return node;
}
ts.createGetAccessor = createGetAccessor;
function updateGetAccessor(node, decorators, modifiers, name, parameters, type, body) {
return node.decorators !== decorators
|| node.modifiers !== modifiers
|| node.name !== name
|| node.parameters !== parameters
|| node.type !== type
|| node.body !== body
? updateNode(createGetAccessor(decorators, modifiers, name, parameters, type, body), node)
: node;
}
ts.updateGetAccessor = updateGetAccessor;
function createSetAccessor(decorators, modifiers, name, parameters, body) {
var node = createSynthesizedNode(157);
node.decorators = asNodeArray(decorators);
node.modifiers = asNodeArray(modifiers);
node.name = asName(name);
node.typeParameters = undefined;
node.parameters = createNodeArray(parameters);
node.body = body;
return node;
}
ts.createSetAccessor = createSetAccessor;
function updateSetAccessor(node, decorators, modifiers, name, parameters, body) {
return node.decorators !== decorators
|| node.modifiers !== modifiers
|| node.name !== name
|| node.parameters !== parameters
|| node.body !== body
? updateNode(createSetAccessor(decorators, modifiers, name, parameters, body), node)
: node;
}
ts.updateSetAccessor = updateSetAccessor;
function createCallSignature(typeParameters, parameters, type) {
return createSignatureDeclaration(158, typeParameters, parameters, type);
}
ts.createCallSignature = createCallSignature;
function updateCallSignature(node, typeParameters, parameters, type) {
return updateSignatureDeclaration(node, typeParameters, parameters, type);
}
ts.updateCallSignature = updateCallSignature;
function createConstructSignature(typeParameters, parameters, type) {
return createSignatureDeclaration(159, typeParameters, parameters, type);
}
ts.createConstructSignature = createConstructSignature;
function updateConstructSignature(node, typeParameters, parameters, type) {
return updateSignatureDeclaration(node, typeParameters, parameters, type);
}
ts.updateConstructSignature = updateConstructSignature;
function createIndexSignature(decorators, modifiers, parameters, type) {
var node = createSynthesizedNode(160);
node.decorators = asNodeArray(decorators);
node.modifiers = asNodeArray(modifiers);
node.parameters = createNodeArray(parameters);
node.type = type;
return node;
}
ts.createIndexSignature = createIndexSignature;
function updateIndexSignature(node, decorators, modifiers, parameters, type) {
return node.parameters !== parameters
|| node.type !== type
|| node.decorators !== decorators
|| node.modifiers !== modifiers
? updateNode(createIndexSignature(decorators, modifiers, parameters, type), node)
: node;
}
ts.updateIndexSignature = updateIndexSignature;
function createSignatureDeclaration(kind, typeParameters, parameters, type, typeArguments) {
var node = createSynthesizedNode(kind);
node.typeParameters = asNodeArray(typeParameters);
node.parameters = asNodeArray(parameters);
node.type = type;
node.typeArguments = asNodeArray(typeArguments);
return node;
}
ts.createSignatureDeclaration = createSignatureDeclaration;
function updateSignatureDeclaration(node, typeParameters, parameters, type) {
return node.typeParameters !== typeParameters
|| node.parameters !== parameters
|| node.type !== type
? updateNode(createSignatureDeclaration(node.kind, typeParameters, parameters, type), node)
: node;
}
function createKeywordTypeNode(kind) {
return createSynthesizedNode(kind);
}
ts.createKeywordTypeNode = createKeywordTypeNode;
function createTypePredicateNode(parameterName, type) {
var node = createSynthesizedNode(161);
node.parameterName = asName(parameterName);
node.type = type;
return node;
}
ts.createTypePredicateNode = createTypePredicateNode;
function updateTypePredicateNode(node, parameterName, type) {
return node.parameterName !== parameterName
|| node.type !== type
? updateNode(createTypePredicateNode(parameterName, type), node)
: node;
}
ts.updateTypePredicateNode = updateTypePredicateNode;
function createTypeReferenceNode(typeName, typeArguments) {
var node = createSynthesizedNode(162);
node.typeName = asName(typeName);
node.typeArguments = typeArguments && ts.parenthesizeTypeParameters(typeArguments);
return node;
}
ts.createTypeReferenceNode = createTypeReferenceNode;
function updateTypeReferenceNode(node, typeName, typeArguments) {
return node.typeName !== typeName
|| node.typeArguments !== typeArguments
? updateNode(createTypeReferenceNode(typeName, typeArguments), node)
: node;
}
ts.updateTypeReferenceNode = updateTypeReferenceNode;
function createFunctionTypeNode(typeParameters, parameters, type) {
return createSignatureDeclaration(163, typeParameters, parameters, type);
}
ts.createFunctionTypeNode = createFunctionTypeNode;
function updateFunctionTypeNode(node, typeParameters, parameters, type) {
return updateSignatureDeclaration(node, typeParameters, parameters, type);
}
ts.updateFunctionTypeNode = updateFunctionTypeNode;
function createConstructorTypeNode(typeParameters, parameters, type) {
return createSignatureDeclaration(164, typeParameters, parameters, type);
}
ts.createConstructorTypeNode = createConstructorTypeNode;
function updateConstructorTypeNode(node, typeParameters, parameters, type) {
return updateSignatureDeclaration(node, typeParameters, parameters, type);
}
ts.updateConstructorTypeNode = updateConstructorTypeNode;
function createTypeQueryNode(exprName) {
var node = createSynthesizedNode(165);
node.exprName = exprName;
return node;
}
ts.createTypeQueryNode = createTypeQueryNode;
function updateTypeQueryNode(node, exprName) {
return node.exprName !== exprName
? updateNode(createTypeQueryNode(exprName), node)
: node;
}
ts.updateTypeQueryNode = updateTypeQueryNode;
function createTypeLiteralNode(members) {
var node = createSynthesizedNode(166);
node.members = createNodeArray(members);
return node;
}
ts.createTypeLiteralNode = createTypeLiteralNode;
function updateTypeLiteralNode(node, members) {
return node.members !== members
? updateNode(createTypeLiteralNode(members), node)
: node;
}
ts.updateTypeLiteralNode = updateTypeLiteralNode;
function createArrayTypeNode(elementType) {
var node = createSynthesizedNode(167);
node.elementType = ts.parenthesizeArrayTypeMember(elementType);
return node;
}
ts.createArrayTypeNode = createArrayTypeNode;
function updateArrayTypeNode(node, elementType) {
return node.elementType !== elementType
? updateNode(createArrayTypeNode(elementType), node)
: node;
}
ts.updateArrayTypeNode = updateArrayTypeNode;
function createTupleTypeNode(elementTypes) {
var node = createSynthesizedNode(168);
node.elementTypes = createNodeArray(elementTypes);
return node;
}
ts.createTupleTypeNode = createTupleTypeNode;
function updateTupleTypeNode(node, elementTypes) {
return node.elementTypes !== elementTypes
? updateNode(createTupleTypeNode(elementTypes), node)
: node;
}
ts.updateTupleTypeNode = updateTupleTypeNode;
function createOptionalTypeNode(type) {
var node = createSynthesizedNode(169);
node.type = ts.parenthesizeArrayTypeMember(type);
return node;
}
ts.createOptionalTypeNode = createOptionalTypeNode;
function updateOptionalTypeNode(node, type) {
return node.type !== type
? updateNode(createOptionalTypeNode(type), node)
: node;
}
ts.updateOptionalTypeNode = updateOptionalTypeNode;
function createRestTypeNode(type) {
var node = createSynthesizedNode(170);
node.type = type;
return node;
}
ts.createRestTypeNode = createRestTypeNode;
function updateRestTypeNode(node, type) {
return node.type !== type
? updateNode(createRestTypeNode(type), node)
: node;
}
ts.updateRestTypeNode = updateRestTypeNode;
function createUnionTypeNode(types) {
return createUnionOrIntersectionTypeNode(171, types);
}
ts.createUnionTypeNode = createUnionTypeNode;
function updateUnionTypeNode(node, types) {
return updateUnionOrIntersectionTypeNode(node, types);
}
ts.updateUnionTypeNode = updateUnionTypeNode;
function createIntersectionTypeNode(types) {
return createUnionOrIntersectionTypeNode(172, types);
}
ts.createIntersectionTypeNode = createIntersectionTypeNode;
function updateIntersectionTypeNode(node, types) {
return updateUnionOrIntersectionTypeNode(node, types);
}
ts.updateIntersectionTypeNode = updateIntersectionTypeNode;
function createUnionOrIntersectionTypeNode(kind, types) {
var node = createSynthesizedNode(kind);
node.types = ts.parenthesizeElementTypeMembers(types);
return node;
}
ts.createUnionOrIntersectionTypeNode = createUnionOrIntersectionTypeNode;
function updateUnionOrIntersectionTypeNode(node, types) {
return node.types !== types
? updateNode(createUnionOrIntersectionTypeNode(node.kind, types), node)
: node;
}
function createConditionalTypeNode(checkType, extendsType, trueType, falseType) {
var node = createSynthesizedNode(173);
node.checkType = ts.parenthesizeConditionalTypeMember(checkType);
node.extendsType = ts.parenthesizeConditionalTypeMember(extendsType);
node.trueType = trueType;
node.falseType = falseType;
return node;
}
ts.createConditionalTypeNode = createConditionalTypeNode;
function updateConditionalTypeNode(node, checkType, extendsType, trueType, falseType) {
return node.checkType !== checkType
|| node.extendsType !== extendsType
|| node.trueType !== trueType
|| node.falseType !== falseType
? updateNode(createConditionalTypeNode(checkType, extendsType, trueType, falseType), node)
: node;
}
ts.updateConditionalTypeNode = updateConditionalTypeNode;
function createInferTypeNode(typeParameter) {
var node = createSynthesizedNode(174);
node.typeParameter = typeParameter;
return node;
}
ts.createInferTypeNode = createInferTypeNode;
function updateInferTypeNode(node, typeParameter) {
return node.typeParameter !== typeParameter
? updateNode(createInferTypeNode(typeParameter), node)
: node;
}
ts.updateInferTypeNode = updateInferTypeNode;
function createImportTypeNode(argument, qualifier, typeArguments, isTypeOf) {
var node = createSynthesizedNode(181);
node.argument = argument;
node.qualifier = qualifier;
node.typeArguments = asNodeArray(typeArguments);
node.isTypeOf = isTypeOf;
return node;
}
ts.createImportTypeNode = createImportTypeNode;
function updateImportTypeNode(node, argument, qualifier, typeArguments, isTypeOf) {
return node.argument !== argument
|| node.qualifier !== qualifier
|| node.typeArguments !== typeArguments
|| node.isTypeOf !== isTypeOf
? updateNode(createImportTypeNode(argument, qualifier, typeArguments, isTypeOf), node)
: node;
}
ts.updateImportTypeNode = updateImportTypeNode;
function createParenthesizedType(type) {
var node = createSynthesizedNode(175);
node.type = type;
return node;
}
ts.createParenthesizedType = createParenthesizedType;
function updateParenthesizedType(node, type) {
return node.type !== type
? updateNode(createParenthesizedType(type), node)
: node;
}
ts.updateParenthesizedType = updateParenthesizedType;
function createThisTypeNode() {
return createSynthesizedNode(176);
}
ts.createThisTypeNode = createThisTypeNode;
function createTypeOperatorNode(operatorOrType, type) {
var node = createSynthesizedNode(177);
node.operator = typeof operatorOrType === "number" ? operatorOrType : 128;
node.type = ts.parenthesizeElementTypeMember(typeof operatorOrType === "number" ? type : operatorOrType);
return node;
}
ts.createTypeOperatorNode = createTypeOperatorNode;
function updateTypeOperatorNode(node, type) {
return node.type !== type ? updateNode(createTypeOperatorNode(node.operator, type), node) : node;
}
ts.updateTypeOperatorNode = updateTypeOperatorNode;
function createIndexedAccessTypeNode(objectType, indexType) {
var node = createSynthesizedNode(178);
node.objectType = ts.parenthesizeElementTypeMember(objectType);
node.indexType = indexType;
return node;
}
ts.createIndexedAccessTypeNode = createIndexedAccessTypeNode;
function updateIndexedAccessTypeNode(node, objectType, indexType) {
return node.objectType !== objectType
|| node.indexType !== indexType
? updateNode(createIndexedAccessTypeNode(objectType, indexType), node)
: node;
}
ts.updateIndexedAccessTypeNode = updateIndexedAccessTypeNode;
function createMappedTypeNode(readonlyToken, typeParameter, questionToken, type) {
var node = createSynthesizedNode(179);
node.readonlyToken = readonlyToken;
node.typeParameter = typeParameter;
node.questionToken = questionToken;
node.type = type;
return node;
}
ts.createMappedTypeNode = createMappedTypeNode;
function updateMappedTypeNode(node, readonlyToken, typeParameter, questionToken, type) {
return node.readonlyToken !== readonlyToken
|| node.typeParameter !== typeParameter
|| node.questionToken !== questionToken
|| node.type !== type
? updateNode(createMappedTypeNode(readonlyToken, typeParameter, questionToken, type), node)
: node;
}
ts.updateMappedTypeNode = updateMappedTypeNode;
function createLiteralTypeNode(literal) {
var node = createSynthesizedNode(180);
node.literal = literal;
return node;
}
ts.createLiteralTypeNode = createLiteralTypeNode;
function updateLiteralTypeNode(node, literal) {
return node.literal !== literal
? updateNode(createLiteralTypeNode(literal), node)
: node;
}
ts.updateLiteralTypeNode = updateLiteralTypeNode;
function createObjectBindingPattern(elements) {
var node = createSynthesizedNode(182);
node.elements = createNodeArray(elements);
return node;
}
ts.createObjectBindingPattern = createObjectBindingPattern;
function updateObjectBindingPattern(node, elements) {
return node.elements !== elements
? updateNode(createObjectBindingPattern(elements), node)
: node;
}
ts.updateObjectBindingPattern = updateObjectBindingPattern;
function createArrayBindingPattern(elements) {
var node = createSynthesizedNode(183);
node.elements = createNodeArray(elements);
return node;
}
ts.createArrayBindingPattern = createArrayBindingPattern;
function updateArrayBindingPattern(node, elements) {
return node.elements !== elements
? updateNode(createArrayBindingPattern(elements), node)
: node;
}
ts.updateArrayBindingPattern = updateArrayBindingPattern;
function createBindingElement(dotDotDotToken, propertyName, name, initializer) {
var node = createSynthesizedNode(184);
node.dotDotDotToken = dotDotDotToken;
node.propertyName = asName(propertyName);
node.name = asName(name);
node.initializer = initializer;
return node;
}
ts.createBindingElement = createBindingElement;
function updateBindingElement(node, dotDotDotToken, propertyName, name, initializer) {
return node.propertyName !== propertyName
|| node.dotDotDotToken !== dotDotDotToken
|| node.name !== name
|| node.initializer !== initializer
? updateNode(createBindingElement(dotDotDotToken, propertyName, name, initializer), node)
: node;
}
ts.updateBindingElement = updateBindingElement;
function createArrayLiteral(elements, multiLine) {
var node = createSynthesizedNode(185);
node.elements = ts.parenthesizeListElements(createNodeArray(elements));
if (multiLine)
node.multiLine = true;
return node;
}
ts.createArrayLiteral = createArrayLiteral;
function updateArrayLiteral(node, elements) {
return node.elements !== elements
? updateNode(createArrayLiteral(elements, node.multiLine), node)
: node;
}
ts.updateArrayLiteral = updateArrayLiteral;
function createObjectLiteral(properties, multiLine) {
var node = createSynthesizedNode(186);
node.properties = createNodeArray(properties);
if (multiLine)
node.multiLine = true;
return node;
}
ts.createObjectLiteral = createObjectLiteral;
function updateObjectLiteral(node, properties) {
return node.properties !== properties
? updateNode(createObjectLiteral(properties, node.multiLine), node)
: node;
}
ts.updateObjectLiteral = updateObjectLiteral;
function createPropertyAccess(expression, name) {
var node = createSynthesizedNode(187);
node.expression = ts.parenthesizeForAccess(expression);
node.name = asName(name);
setEmitFlags(node, 131072);
return node;
}
ts.createPropertyAccess = createPropertyAccess;
function updatePropertyAccess(node, expression, name) {
return node.expression !== expression
|| node.name !== name
? updateNode(setEmitFlags(createPropertyAccess(expression, name), ts.getEmitFlags(node)), node)
: node;
}
ts.updatePropertyAccess = updatePropertyAccess;
function createElementAccess(expression, index) {
var node = createSynthesizedNode(188);
node.expression = ts.parenthesizeForAccess(expression);
node.argumentExpression = asExpression(index);
return node;
}
ts.createElementAccess = createElementAccess;
function updateElementAccess(node, expression, argumentExpression) {
return node.expression !== expression
|| node.argumentExpression !== argumentExpression
? updateNode(createElementAccess(expression, argumentExpression), node)
: node;
}
ts.updateElementAccess = updateElementAccess;
function createCall(expression, typeArguments, argumentsArray) {
var node = createSynthesizedNode(189);
node.expression = ts.parenthesizeForAccess(expression);
node.typeArguments = asNodeArray(typeArguments);
node.arguments = ts.parenthesizeListElements(createNodeArray(argumentsArray));
return node;
}
ts.createCall = createCall;
function updateCall(node, expression, typeArguments, argumentsArray) {
return node.expression !== expression
|| node.typeArguments !== typeArguments
|| node.arguments !== argumentsArray
? updateNode(createCall(expression, typeArguments, argumentsArray), node)
: node;
}
ts.updateCall = updateCall;
function createNew(expression, typeArguments, argumentsArray) {
var node = createSynthesizedNode(190);
node.expression = ts.parenthesizeForNew(expression);
node.typeArguments = asNodeArray(typeArguments);
node.arguments = argumentsArray ? ts.parenthesizeListElements(createNodeArray(argumentsArray)) : undefined;
return node;
}
ts.createNew = createNew;
function updateNew(node, expression, typeArguments, argumentsArray) {
return node.expression !== expression
|| node.typeArguments !== typeArguments
|| node.arguments !== argumentsArray
? updateNode(createNew(expression, typeArguments, argumentsArray), node)
: node;
}
ts.updateNew = updateNew;
function createTaggedTemplate(tag, typeArgumentsOrTemplate, template) {
var node = createSynthesizedNode(191);
node.tag = ts.parenthesizeForAccess(tag);
if (template) {
node.typeArguments = asNodeArray(typeArgumentsOrTemplate);
node.template = template;
}
else {
node.typeArguments = undefined;
node.template = typeArgumentsOrTemplate;
}
return node;
}
ts.createTaggedTemplate = createTaggedTemplate;
function updateTaggedTemplate(node, tag, typeArgumentsOrTemplate, template) {
return node.tag !== tag
|| (template
? node.typeArguments !== typeArgumentsOrTemplate || node.template !== template
: node.typeArguments !== undefined || node.template !== typeArgumentsOrTemplate)
? updateNode(createTaggedTemplate(tag, typeArgumentsOrTemplate, template), node)
: node;
}
ts.updateTaggedTemplate = updateTaggedTemplate;
function createTypeAssertion(type, expression) {
var node = createSynthesizedNode(192);
node.type = type;
node.expression = ts.parenthesizePrefixOperand(expression);
return node;
}
ts.createTypeAssertion = createTypeAssertion;
function updateTypeAssertion(node, type, expression) {
return node.type !== type
|| node.expression !== expression
? updateNode(createTypeAssertion(type, expression), node)
: node;
}
ts.updateTypeAssertion = updateTypeAssertion;
function createParen(expression) {
var node = createSynthesizedNode(193);
node.expression = expression;
return node;
}
ts.createParen = createParen;
function updateParen(node, expression) {
return node.expression !== expression
? updateNode(createParen(expression), node)
: node;
}
ts.updateParen = updateParen;
function createFunctionExpression(modifiers, asteriskToken, name, typeParameters, parameters, type, body) {
var node = createSynthesizedNode(194);
node.modifiers = asNodeArray(modifiers);
node.asteriskToken = asteriskToken;
node.name = asName(name);
node.typeParameters = asNodeArray(typeParameters);
node.parameters = createNodeArray(parameters);
node.type = type;
node.body = body;
return node;
}
ts.createFunctionExpression = createFunctionExpression;
function updateFunctionExpression(node, modifiers, asteriskToken, name, typeParameters, parameters, type, body) {
return node.name !== name
|| node.modifiers !== modifiers
|| node.asteriskToken !== asteriskToken
|| node.typeParameters !== typeParameters
|| node.parameters !== parameters
|| node.type !== type
|| node.body !== body
? updateNode(createFunctionExpression(modifiers, asteriskToken, name, typeParameters, parameters, type, body), node)
: node;
}
ts.updateFunctionExpression = updateFunctionExpression;
function createArrowFunction(modifiers, typeParameters, parameters, type, equalsGreaterThanToken, body) {
var node = createSynthesizedNode(195);
node.modifiers = asNodeArray(modifiers);
node.typeParameters = asNodeArray(typeParameters);
node.parameters = createNodeArray(parameters);
node.type = type;
node.equalsGreaterThanToken = equalsGreaterThanToken || createToken(36);
node.body = ts.parenthesizeConciseBody(body);
return node;
}
ts.createArrowFunction = createArrowFunction;
function updateArrowFunction(node, modifiers, typeParameters, parameters, type, equalsGreaterThanTokenOrBody, bodyOrUndefined) {
var equalsGreaterThanToken;
var body;
if (bodyOrUndefined === undefined) {
equalsGreaterThanToken = node.equalsGreaterThanToken;
body = ts.cast(equalsGreaterThanTokenOrBody, ts.isConciseBody);
}
else {
equalsGreaterThanToken = ts.cast(equalsGreaterThanTokenOrBody, function (n) {
return n.kind === 36;
});
body = bodyOrUndefined;
}
return node.modifiers !== modifiers
|| node.typeParameters !== typeParameters
|| node.parameters !== parameters
|| node.type !== type
|| node.equalsGreaterThanToken !== equalsGreaterThanToken
|| node.body !== body
? updateNode(createArrowFunction(modifiers, typeParameters, parameters, type, equalsGreaterThanToken, body), node)
: node;
}
ts.updateArrowFunction = updateArrowFunction;
function createDelete(expression) {
var node = createSynthesizedNode(196);
node.expression = ts.parenthesizePrefixOperand(expression);
return node;
}
ts.createDelete = createDelete;
function updateDelete(node, expression) {
return node.expression !== expression
? updateNode(createDelete(expression), node)
: node;
}
ts.updateDelete = updateDelete;
function createTypeOf(expression) {
var node = createSynthesizedNode(197);
node.expression = ts.parenthesizePrefixOperand(expression);
return node;
}
ts.createTypeOf = createTypeOf;
function updateTypeOf(node, expression) {
return node.expression !== expression
? updateNode(createTypeOf(expression), node)
: node;
}
ts.updateTypeOf = updateTypeOf;
function createVoid(expression) {
var node = createSynthesizedNode(198);
node.expression = ts.parenthesizePrefixOperand(expression);
return node;
}
ts.createVoid = createVoid;
function updateVoid(node, expression) {
return node.expression !== expression
? updateNode(createVoid(expression), node)
: node;
}
ts.updateVoid = updateVoid;
function createAwait(expression) {
var node = createSynthesizedNode(199);
node.expression = ts.parenthesizePrefixOperand(expression);
return node;
}
ts.createAwait = createAwait;
function updateAwait(node, expression) {
return node.expression !== expression
? updateNode(createAwait(expression), node)
: node;
}
ts.updateAwait = updateAwait;
function createPrefix(operator, operand) {
var node = createSynthesizedNode(200);
node.operator = operator;
node.operand = ts.parenthesizePrefixOperand(operand);
return node;
}
ts.createPrefix = createPrefix;
function updatePrefix(node, operand) {
return node.operand !== operand
? updateNode(createPrefix(node.operator, operand), node)
: node;
}
ts.updatePrefix = updatePrefix;
function createPostfix(operand, operator) {
var node = createSynthesizedNode(201);
node.operand = ts.parenthesizePostfixOperand(operand);
node.operator = operator;
return node;
}
ts.createPostfix = createPostfix;
function updatePostfix(node, operand) {
return node.operand !== operand
? updateNode(createPostfix(operand, node.operator), node)
: node;
}
ts.updatePostfix = updatePostfix;
function createBinary(left, operator, right) {
var node = createSynthesizedNode(202);
var operatorToken = asToken(operator);
var operatorKind = operatorToken.kind;
node.left = ts.parenthesizeBinaryOperand(operatorKind, left, true, undefined);
node.operatorToken = operatorToken;
node.right = ts.parenthesizeBinaryOperand(operatorKind, right, false, node.left);
return node;
}
ts.createBinary = createBinary;
function updateBinary(node, left, right, operator) {
return node.left !== left
|| node.right !== right
? updateNode(createBinary(left, operator || node.operatorToken, right), node)
: node;
}
ts.updateBinary = updateBinary;
function createConditional(condition, questionTokenOrWhenTrue, whenTrueOrWhenFalse, colonToken, whenFalse) {
var node = createSynthesizedNode(203);
node.condition = ts.parenthesizeForConditionalHead(condition);
node.questionToken = whenFalse ? questionTokenOrWhenTrue : createToken(55);
node.whenTrue = ts.parenthesizeSubexpressionOfConditionalExpression(whenFalse ? whenTrueOrWhenFalse : questionTokenOrWhenTrue);
node.colonToken = whenFalse ? colonToken : createToken(56);
node.whenFalse = ts.parenthesizeSubexpressionOfConditionalExpression(whenFalse ? whenFalse : whenTrueOrWhenFalse);
return node;
}
ts.createConditional = createConditional;
function updateConditional(node, condition) {
var args = [];
for (var _i = 2; _i < arguments.length; _i++) {
args[_i - 2] = arguments[_i];
}
if (args.length === 2) {
var whenTrue_1 = args[0], whenFalse_1 = args[1];
return updateConditional(node, condition, node.questionToken, whenTrue_1, node.colonToken, whenFalse_1);
}
ts.Debug.assert(args.length === 4);
var questionToken = args[0], whenTrue = args[1], colonToken = args[2], whenFalse = args[3];
return node.condition !== condition
|| node.questionToken !== questionToken
|| node.whenTrue !== whenTrue
|| node.colonToken !== colonToken
|| node.whenFalse !== whenFalse
? updateNode(createConditional(condition, questionToken, whenTrue, colonToken, whenFalse), node)
: node;
}
ts.updateConditional = updateConditional;
function createTemplateExpression(head, templateSpans) {
var node = createSynthesizedNode(204);
node.head = head;
node.templateSpans = createNodeArray(templateSpans);
return node;
}
ts.createTemplateExpression = createTemplateExpression;
function updateTemplateExpression(node, head, templateSpans) {
return node.head !== head
|| node.templateSpans !== templateSpans
? updateNode(createTemplateExpression(head, templateSpans), node)
: node;
}
ts.updateTemplateExpression = updateTemplateExpression;
function createTemplateHead(text) {
var node = createSynthesizedNode(14);
node.text = text;
return node;
}
ts.createTemplateHead = createTemplateHead;
function createTemplateMiddle(text) {
var node = createSynthesizedNode(15);
node.text = text;
return node;
}
ts.createTemplateMiddle = createTemplateMiddle;
function createTemplateTail(text) {
var node = createSynthesizedNode(16);
node.text = text;
return node;
}
ts.createTemplateTail = createTemplateTail;
function createNoSubstitutionTemplateLiteral(text) {
var node = createSynthesizedNode(13);
node.text = text;
return node;
}
ts.createNoSubstitutionTemplateLiteral = createNoSubstitutionTemplateLiteral;
function createYield(asteriskTokenOrExpression, expression) {
var node = createSynthesizedNode(205);
node.asteriskToken = asteriskTokenOrExpression && asteriskTokenOrExpression.kind === 39 ? asteriskTokenOrExpression : undefined;
node.expression = asteriskTokenOrExpression && asteriskTokenOrExpression.kind !== 39 ? asteriskTokenOrExpression : expression;
return node;
}
ts.createYield = createYield;
function updateYield(node, asteriskToken, expression) {
return node.expression !== expression
|| node.asteriskToken !== asteriskToken
? updateNode(createYield(asteriskToken, expression), node)
: node;
}
ts.updateYield = updateYield;
function createSpread(expression) {
var node = createSynthesizedNode(206);
node.expression = ts.parenthesizeExpressionForList(expression);
return node;
}
ts.createSpread = createSpread;
function updateSpread(node, expression) {
return node.expression !== expression
? updateNode(createSpread(expression), node)
: node;
}
ts.updateSpread = updateSpread;
function createClassExpression(modifiers, name, typeParameters, heritageClauses, members) {
var node = createSynthesizedNode(207);
node.decorators = undefined;
node.modifiers = asNodeArray(modifiers);
node.name = asName(name);
node.typeParameters = asNodeArray(typeParameters);
node.heritageClauses = asNodeArray(heritageClauses);
node.members = createNodeArray(members);
return node;
}
ts.createClassExpression = createClassExpression;
function updateClassExpression(node, modifiers, name, typeParameters, heritageClauses, members) {
return node.modifiers !== modifiers
|| node.name !== name
|| node.typeParameters !== typeParameters
|| node.heritageClauses !== heritageClauses
|| node.members !== members
? updateNode(createClassExpression(modifiers, name, typeParameters, heritageClauses, members), node)
: node;
}
ts.updateClassExpression = updateClassExpression;
function createOmittedExpression() {
return createSynthesizedNode(208);
}
ts.createOmittedExpression = createOmittedExpression;
function createExpressionWithTypeArguments(typeArguments, expression) {
var node = createSynthesizedNode(209);
node.expression = ts.parenthesizeForAccess(expression);
node.typeArguments = asNodeArray(typeArguments);
return node;
}
ts.createExpressionWithTypeArguments = createExpressionWithTypeArguments;
function updateExpressionWithTypeArguments(node, typeArguments, expression) {
return node.typeArguments !== typeArguments
|| node.expression !== expression
? updateNode(createExpressionWithTypeArguments(typeArguments, expression), node)
: node;
}
ts.updateExpressionWithTypeArguments = updateExpressionWithTypeArguments;
function createAsExpression(expression, type) {
var node = createSynthesizedNode(210);
node.expression = expression;
node.type = type;
return node;
}
ts.createAsExpression = createAsExpression;
function updateAsExpression(node, expression, type) {
return node.expression !== expression
|| node.type !== type
? updateNode(createAsExpression(expression, type), node)
: node;
}
ts.updateAsExpression = updateAsExpression;
function createNonNullExpression(expression) {
var node = createSynthesizedNode(211);
node.expression = ts.parenthesizeForAccess(expression);
return node;
}
ts.createNonNullExpression = createNonNullExpression;
function updateNonNullExpression(node, expression) {
return node.expression !== expression
? updateNode(createNonNullExpression(expression), node)
: node;
}
ts.updateNonNullExpression = updateNonNullExpression;
function createMetaProperty(keywordToken, name) {
var node = createSynthesizedNode(212);
node.keywordToken = keywordToken;
node.name = name;
return node;
}
ts.createMetaProperty = createMetaProperty;
function updateMetaProperty(node, name) {
return node.name !== name
? updateNode(createMetaProperty(node.keywordToken, name), node)
: node;
}
ts.updateMetaProperty = updateMetaProperty;
function createTemplateSpan(expression, literal) {
var node = createSynthesizedNode(214);
node.expression = expression;
node.literal = literal;
return node;
}
ts.createTemplateSpan = createTemplateSpan;
function updateTemplateSpan(node, expression, literal) {
return node.expression !== expression
|| node.literal !== literal
? updateNode(createTemplateSpan(expression, literal), node)
: node;
}
ts.updateTemplateSpan = updateTemplateSpan;
function createSemicolonClassElement() {
return createSynthesizedNode(215);
}
ts.createSemicolonClassElement = createSemicolonClassElement;
function createBlock(statements, multiLine) {
var block = createSynthesizedNode(216);
block.statements = createNodeArray(statements);
if (multiLine)
block.multiLine = multiLine;
return block;
}
ts.createBlock = createBlock;
function updateBlock(node, statements) {
return node.statements !== statements
? updateNode(createBlock(statements, node.multiLine), node)
: node;
}
ts.updateBlock = updateBlock;
function createVariableStatement(modifiers, declarationList) {
var node = createSynthesizedNode(217);
node.decorators = undefined;
node.modifiers = asNodeArray(modifiers);
node.declarationList = ts.isArray(declarationList) ? createVariableDeclarationList(declarationList) : declarationList;
return node;
}
ts.createVariableStatement = createVariableStatement;
function updateVariableStatement(node, modifiers, declarationList) {
return node.modifiers !== modifiers
|| node.declarationList !== declarationList
? updateNode(createVariableStatement(modifiers, declarationList), node)
: node;
}
ts.updateVariableStatement = updateVariableStatement;
function createEmptyStatement() {
return createSynthesizedNode(218);
}
ts.createEmptyStatement = createEmptyStatement;
function createExpressionStatement(expression) {
var node = createSynthesizedNode(219);
node.expression = ts.parenthesizeExpressionForExpressionStatement(expression);
return node;
}
ts.createExpressionStatement = createExpressionStatement;
function updateExpressionStatement(node, expression) {
return node.expression !== expression
? updateNode(createExpressionStatement(expression), node)
: node;
}
ts.updateExpressionStatement = updateExpressionStatement;
ts.createStatement = createExpressionStatement;
ts.updateStatement = updateExpressionStatement;
function createIf(expression, thenStatement, elseStatement) {
var node = createSynthesizedNode(220);
node.expression = expression;
node.thenStatement = thenStatement;
node.elseStatement = elseStatement;
return node;
}
ts.createIf = createIf;
function updateIf(node, expression, thenStatement, elseStatement) {
return node.expression !== expression
|| node.thenStatement !== thenStatement
|| node.elseStatement !== elseStatement
? updateNode(createIf(expression, thenStatement, elseStatement), node)
: node;
}
ts.updateIf = updateIf;
function createDo(statement, expression) {
var node = createSynthesizedNode(221);
node.statement = statement;
node.expression = expression;
return node;
}
ts.createDo = createDo;
function updateDo(node, statement, expression) {
return node.statement !== statement
|| node.expression !== expression
? updateNode(createDo(statement, expression), node)
: node;
}
ts.updateDo = updateDo;
function createWhile(expression, statement) {
var node = createSynthesizedNode(222);
node.expression = expression;
node.statement = statement;
return node;
}
ts.createWhile = createWhile;
function updateWhile(node, expression, statement) {
return node.expression !== expression
|| node.statement !== statement
? updateNode(createWhile(expression, statement), node)
: node;
}
ts.updateWhile = updateWhile;
function createFor(initializer, condition, incrementor, statement) {
var node = createSynthesizedNode(223);
node.initializer = initializer;
node.condition = condition;
node.incrementor = incrementor;
node.statement = statement;
return node;
}
ts.createFor = createFor;
function updateFor(node, initializer, condition, incrementor, statement) {
return node.initializer !== initializer
|| node.condition !== condition
|| node.incrementor !== incrementor
|| node.statement !== statement
? updateNode(createFor(initializer, condition, incrementor, statement), node)
: node;
}
ts.updateFor = updateFor;
function createForIn(initializer, expression, statement) {
var node = createSynthesizedNode(224);
node.initializer = initializer;
node.expression = expression;
node.statement = statement;
return node;
}
ts.createForIn = createForIn;
function updateForIn(node, initializer, expression, statement) {
return node.initializer !== initializer
|| node.expression !== expression
|| node.statement !== statement
? updateNode(createForIn(initializer, expression, statement), node)
: node;
}
ts.updateForIn = updateForIn;
function createForOf(awaitModifier, initializer, expression, statement) {
var node = createSynthesizedNode(225);
node.awaitModifier = awaitModifier;
node.initializer = initializer;
node.expression = expression;
node.statement = statement;
return node;
}
ts.createForOf = createForOf;
function updateForOf(node, awaitModifier, initializer, expression, statement) {
return node.awaitModifier !== awaitModifier
|| node.initializer !== initializer
|| node.expression !== expression
|| node.statement !== statement
? updateNode(createForOf(awaitModifier, initializer, expression, statement), node)
: node;
}
ts.updateForOf = updateForOf;
function createContinue(label) {
var node = createSynthesizedNode(226);
node.label = asName(label);
return node;
}
ts.createContinue = createContinue;
function updateContinue(node, label) {
return node.label !== label
? updateNode(createContinue(label), node)
: node;
}
ts.updateContinue = updateContinue;
function createBreak(label) {
var node = createSynthesizedNode(227);
node.label = asName(label);
return node;
}
ts.createBreak = createBreak;
function updateBreak(node, label) {
return node.label !== label
? updateNode(createBreak(label), node)
: node;
}
ts.updateBreak = updateBreak;
function createReturn(expression) {
var node = createSynthesizedNode(228);
node.expression = expression;
return node;
}
ts.createReturn = createReturn;
function updateReturn(node, expression) {
return node.expression !== expression
? updateNode(createReturn(expression), node)
: node;
}
ts.updateReturn = updateReturn;
function createWith(expression, statement) {
var node = createSynthesizedNode(229);
node.expression = expression;
node.statement = statement;
return node;
}
ts.createWith = createWith;
function updateWith(node, expression, statement) {
return node.expression !== expression
|| node.statement !== statement
? updateNode(createWith(expression, statement), node)
: node;
}
ts.updateWith = updateWith;
function createSwitch(expression, caseBlock) {
var node = createSynthesizedNode(230);
node.expression = ts.parenthesizeExpressionForList(expression);
node.caseBlock = caseBlock;
return node;
}
ts.createSwitch = createSwitch;
function updateSwitch(node, expression, caseBlock) {
return node.expression !== expression
|| node.caseBlock !== caseBlock
? updateNode(createSwitch(expression, caseBlock), node)
: node;
}
ts.updateSwitch = updateSwitch;
function createLabel(label, statement) {
var node = createSynthesizedNode(231);
node.label = asName(label);
node.statement = statement;
return node;
}
ts.createLabel = createLabel;
function updateLabel(node, label, statement) {
return node.label !== label
|| node.statement !== statement
? updateNode(createLabel(label, statement), node)
: node;
}
ts.updateLabel = updateLabel;
function createThrow(expression) {
var node = createSynthesizedNode(232);
node.expression = expression;
return node;
}
ts.createThrow = createThrow;
function updateThrow(node, expression) {
return node.expression !== expression
? updateNode(createThrow(expression), node)
: node;
}
ts.updateThrow = updateThrow;
function createTry(tryBlock, catchClause, finallyBlock) {
var node = createSynthesizedNode(233);
node.tryBlock = tryBlock;
node.catchClause = catchClause;
node.finallyBlock = finallyBlock;
return node;
}
ts.createTry = createTry;
function updateTry(node, tryBlock, catchClause, finallyBlock) {
return node.tryBlock !== tryBlock
|| node.catchClause !== catchClause
|| node.finallyBlock !== finallyBlock
? updateNode(createTry(tryBlock, catchClause, finallyBlock), node)
: node;
}
ts.updateTry = updateTry;
function createDebuggerStatement() {
return createSynthesizedNode(234);
}
ts.createDebuggerStatement = createDebuggerStatement;
function createVariableDeclaration(name, type, initializer) {
var node = createSynthesizedNode(235);
node.name = asName(name);
node.type = type;
node.initializer = initializer !== undefined ? ts.parenthesizeExpressionForList(initializer) : undefined;
return node;
}
ts.createVariableDeclaration = createVariableDeclaration;
function updateVariableDeclaration(node, name, type, initializer) {
return node.name !== name
|| node.type !== type
|| node.initializer !== initializer
? updateNode(createVariableDeclaration(name, type, initializer), node)
: node;
}
ts.updateVariableDeclaration = updateVariableDeclaration;
function createVariableDeclarationList(declarations, flags) {
if (flags === void 0) { flags = 0; }
var node = createSynthesizedNode(236);
node.flags |= flags & 3;
node.declarations = createNodeArray(declarations);
return node;
}
ts.createVariableDeclarationList = createVariableDeclarationList;
function updateVariableDeclarationList(node, declarations) {
return node.declarations !== declarations
? updateNode(createVariableDeclarationList(declarations, node.flags), node)
: node;
}
ts.updateVariableDeclarationList = updateVariableDeclarationList;
function createFunctionDeclaration(decorators, modifiers, asteriskToken, name, typeParameters, parameters, type, body) {
var node = createSynthesizedNode(237);
node.decorators = asNodeArray(decorators);
node.modifiers = asNodeArray(modifiers);
node.asteriskToken = asteriskToken;
node.name = asName(name);
node.typeParameters = asNodeArray(typeParameters);
node.parameters = createNodeArray(parameters);
node.type = type;
node.body = body;
return node;
}
ts.createFunctionDeclaration = createFunctionDeclaration;
function updateFunctionDeclaration(node, decorators, modifiers, asteriskToken, name, typeParameters, parameters, type, body) {
return node.decorators !== decorators
|| node.modifiers !== modifiers
|| node.asteriskToken !== asteriskToken
|| node.name !== name
|| node.typeParameters !== typeParameters
|| node.parameters !== parameters
|| node.type !== type
|| node.body !== body
? updateNode(createFunctionDeclaration(decorators, modifiers, asteriskToken, name, typeParameters, parameters, type, body), node)
: node;
}
ts.updateFunctionDeclaration = updateFunctionDeclaration;
function createClassDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members) {
var node = createSynthesizedNode(238);
node.decorators = asNodeArray(decorators);
node.modifiers = asNodeArray(modifiers);
node.name = asName(name);
node.typeParameters = asNodeArray(typeParameters);
node.heritageClauses = asNodeArray(heritageClauses);
node.members = createNodeArray(members);
return node;
}
ts.createClassDeclaration = createClassDeclaration;
function updateClassDeclaration(node, decorators, modifiers, name, typeParameters, heritageClauses, members) {
return node.decorators !== decorators
|| node.modifiers !== modifiers
|| node.name !== name
|| node.typeParameters !== typeParameters
|| node.heritageClauses !== heritageClauses
|| node.members !== members
? updateNode(createClassDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members), node)
: node;
}
ts.updateClassDeclaration = updateClassDeclaration;
function createInterfaceDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members) {
var node = createSynthesizedNode(239);
node.decorators = asNodeArray(decorators);
node.modifiers = asNodeArray(modifiers);
node.name = asName(name);
node.typeParameters = asNodeArray(typeParameters);
node.heritageClauses = asNodeArray(heritageClauses);
node.members = createNodeArray(members);
return node;
}
ts.createInterfaceDeclaration = createInterfaceDeclaration;
function updateInterfaceDeclaration(node, decorators, modifiers, name, typeParameters, heritageClauses, members) {
return node.decorators !== decorators
|| node.modifiers !== modifiers
|| node.name !== name
|| node.typeParameters !== typeParameters
|| node.heritageClauses !== heritageClauses
|| node.members !== members
? updateNode(createInterfaceDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members), node)
: node;
}
ts.updateInterfaceDeclaration = updateInterfaceDeclaration;
function createTypeAliasDeclaration(decorators, modifiers, name, typeParameters, type) {
var node = createSynthesizedNode(240);
node.decorators = asNodeArray(decorators);
node.modifiers = asNodeArray(modifiers);
node.name = asName(name);
node.typeParameters = asNodeArray(typeParameters);
node.type = type;
return node;
}
ts.createTypeAliasDeclaration = createTypeAliasDeclaration;
function updateTypeAliasDeclaration(node, decorators, modifiers, name, typeParameters, type) {
return node.decorators !== decorators
|| node.modifiers !== modifiers
|| node.name !== name
|| node.typeParameters !== typeParameters
|| node.type !== type
? updateNode(createTypeAliasDeclaration(decorators, modifiers, name, typeParameters, type), node)
: node;
}
ts.updateTypeAliasDeclaration = updateTypeAliasDeclaration;
function createEnumDeclaration(decorators, modifiers, name, members) {
var node = createSynthesizedNode(241);
node.decorators = asNodeArray(decorators);
node.modifiers = asNodeArray(modifiers);
node.name = asName(name);
node.members = createNodeArray(members);
return node;
}
ts.createEnumDeclaration = createEnumDeclaration;
function updateEnumDeclaration(node, decorators, modifiers, name, members) {
return node.decorators !== decorators
|| node.modifiers !== modifiers
|| node.name !== name
|| node.members !== members
? updateNode(createEnumDeclaration(decorators, modifiers, name, members), node)
: node;
}
ts.updateEnumDeclaration = updateEnumDeclaration;
function createModuleDeclaration(decorators, modifiers, name, body, flags) {
if (flags === void 0) { flags = 0; }
var node = createSynthesizedNode(242);
node.flags |= flags & (16 | 4 | 512);
node.decorators = asNodeArray(decorators);
node.modifiers = asNodeArray(modifiers);
node.name = name;
node.body = body;
return node;
}
ts.createModuleDeclaration = createModuleDeclaration;
function updateModuleDeclaration(node, decorators, modifiers, name, body) {
return node.decorators !== decorators
|| node.modifiers !== modifiers
|| node.name !== name
|| node.body !== body
? updateNode(createModuleDeclaration(decorators, modifiers, name, body, node.flags), node)
: node;
}
ts.updateModuleDeclaration = updateModuleDeclaration;
function createModuleBlock(statements) {
var node = createSynthesizedNode(243);
node.statements = createNodeArray(statements);
return node;
}
ts.createModuleBlock = createModuleBlock;
function updateModuleBlock(node, statements) {
return node.statements !== statements
? updateNode(createModuleBlock(statements), node)
: node;
}
ts.updateModuleBlock = updateModuleBlock;
function createCaseBlock(clauses) {
var node = createSynthesizedNode(244);
node.clauses = createNodeArray(clauses);
return node;
}
ts.createCaseBlock = createCaseBlock;
function updateCaseBlock(node, clauses) {
return node.clauses !== clauses
? updateNode(createCaseBlock(clauses), node)
: node;
}
ts.updateCaseBlock = updateCaseBlock;
function createNamespaceExportDeclaration(name) {
var node = createSynthesizedNode(245);
node.name = asName(name);
return node;
}
ts.createNamespaceExportDeclaration = createNamespaceExportDeclaration;
function updateNamespaceExportDeclaration(node, name) {
return node.name !== name
? updateNode(createNamespaceExportDeclaration(name), node)
: node;
}
ts.updateNamespaceExportDeclaration = updateNamespaceExportDeclaration;
function createImportEqualsDeclaration(decorators, modifiers, name, moduleReference) {
var node = createSynthesizedNode(246);
node.decorators = asNodeArray(decorators);
node.modifiers = asNodeArray(modifiers);
node.name = asName(name);
node.moduleReference = moduleReference;
return node;
}
ts.createImportEqualsDeclaration = createImportEqualsDeclaration;
function updateImportEqualsDeclaration(node, decorators, modifiers, name, moduleReference) {
return node.decorators !== decorators
|| node.modifiers !== modifiers
|| node.name !== name
|| node.moduleReference !== moduleReference
? updateNode(createImportEqualsDeclaration(decorators, modifiers, name, moduleReference), node)
: node;
}
ts.updateImportEqualsDeclaration = updateImportEqualsDeclaration;
function createImportDeclaration(decorators, modifiers, importClause, moduleSpecifier) {
var node = createSynthesizedNode(247);
node.decorators = asNodeArray(decorators);
node.modifiers = asNodeArray(modifiers);
node.importClause = importClause;
node.moduleSpecifier = moduleSpecifier;
return node;
}
ts.createImportDeclaration = createImportDeclaration;
function updateImportDeclaration(node, decorators, modifiers, importClause, moduleSpecifier) {
return node.decorators !== decorators
|| node.modifiers !== modifiers
|| node.importClause !== importClause
|| node.moduleSpecifier !== moduleSpecifier
? updateNode(createImportDeclaration(decorators, modifiers, importClause, moduleSpecifier), node)
: node;
}
ts.updateImportDeclaration = updateImportDeclaration;
function createImportClause(name, namedBindings) {
var node = createSynthesizedNode(248);
node.name = name;
node.namedBindings = namedBindings;
return node;
}
ts.createImportClause = createImportClause;
function updateImportClause(node, name, namedBindings) {
return node.name !== name
|| node.namedBindings !== namedBindings
? updateNode(createImportClause(name, namedBindings), node)
: node;
}
ts.updateImportClause = updateImportClause;
function createNamespaceImport(name) {
var node = createSynthesizedNode(249);
node.name = name;
return node;
}
ts.createNamespaceImport = createNamespaceImport;
function updateNamespaceImport(node, name) {
return node.name !== name
? updateNode(createNamespaceImport(name), node)
: node;
}
ts.updateNamespaceImport = updateNamespaceImport;
function createNamedImports(elements) {
var node = createSynthesizedNode(250);
node.elements = createNodeArray(elements);
return node;
}
ts.createNamedImports = createNamedImports;
function updateNamedImports(node, elements) {
return node.elements !== elements
? updateNode(createNamedImports(elements), node)
: node;
}
ts.updateNamedImports = updateNamedImports;
function createImportSpecifier(propertyName, name) {
var node = createSynthesizedNode(251);
node.propertyName = propertyName;
node.name = name;
return node;
}
ts.createImportSpecifier = createImportSpecifier;
function updateImportSpecifier(node, propertyName, name) {
return node.propertyName !== propertyName
|| node.name !== name
? updateNode(createImportSpecifier(propertyName, name), node)
: node;
}
ts.updateImportSpecifier = updateImportSpecifier;
function createExportAssignment(decorators, modifiers, isExportEquals, expression) {
var node = createSynthesizedNode(252);
node.decorators = asNodeArray(decorators);
node.modifiers = asNodeArray(modifiers);
node.isExportEquals = isExportEquals;
node.expression = isExportEquals ? ts.parenthesizeBinaryOperand(58, expression, false, undefined) : ts.parenthesizeDefaultExpression(expression);
return node;
}
ts.createExportAssignment = createExportAssignment;
function updateExportAssignment(node, decorators, modifiers, expression) {
return node.decorators !== decorators
|| node.modifiers !== modifiers
|| node.expression !== expression
? updateNode(createExportAssignment(decorators, modifiers, node.isExportEquals, expression), node)
: node;
}
ts.updateExportAssignment = updateExportAssignment;
function createExportDeclaration(decorators, modifiers, exportClause, moduleSpecifier) {
var node = createSynthesizedNode(253);
node.decorators = asNodeArray(decorators);
node.modifiers = asNodeArray(modifiers);
node.exportClause = exportClause;
node.moduleSpecifier = moduleSpecifier;
return node;
}
ts.createExportDeclaration = createExportDeclaration;
function updateExportDeclaration(node, decorators, modifiers, exportClause, moduleSpecifier) {
return node.decorators !== decorators
|| node.modifiers !== modifiers
|| node.exportClause !== exportClause
|| node.moduleSpecifier !== moduleSpecifier
? updateNode(createExportDeclaration(decorators, modifiers, exportClause, moduleSpecifier), node)
: node;
}
ts.updateExportDeclaration = updateExportDeclaration;
function createNamedExports(elements) {
var node = createSynthesizedNode(254);
node.elements = createNodeArray(elements);
return node;
}
ts.createNamedExports = createNamedExports;
function updateNamedExports(node, elements) {
return node.elements !== elements
? updateNode(createNamedExports(elements), node)
: node;
}
ts.updateNamedExports = updateNamedExports;
function createExportSpecifier(propertyName, name) {
var node = createSynthesizedNode(255);
node.propertyName = asName(propertyName);
node.name = asName(name);
return node;
}
ts.createExportSpecifier = createExportSpecifier;
function updateExportSpecifier(node, propertyName, name) {
return node.propertyName !== propertyName
|| node.name !== name
? updateNode(createExportSpecifier(propertyName, name), node)
: node;
}
ts.updateExportSpecifier = updateExportSpecifier;
function createExternalModuleReference(expression) {
var node = createSynthesizedNode(257);
node.expression = expression;
return node;
}
ts.createExternalModuleReference = createExternalModuleReference;
function updateExternalModuleReference(node, expression) {
return node.expression !== expression
? updateNode(createExternalModuleReference(expression), node)
: node;
}
ts.updateExternalModuleReference = updateExternalModuleReference;
function createJsxElement(openingElement, children, closingElement) {
var node = createSynthesizedNode(258);
node.openingElement = openingElement;
node.children = createNodeArray(children);
node.closingElement = closingElement;
return node;
}
ts.createJsxElement = createJsxElement;
function updateJsxElement(node, openingElement, children, closingElement) {
return node.openingElement !== openingElement
|| node.children !== children
|| node.closingElement !== closingElement
? updateNode(createJsxElement(openingElement, children, closingElement), node)
: node;
}
ts.updateJsxElement = updateJsxElement;
function createJsxSelfClosingElement(tagName, typeArguments, attributes) {
var node = createSynthesizedNode(259);
node.tagName = tagName;
node.typeArguments = typeArguments && createNodeArray(typeArguments);
node.attributes = attributes;
return node;
}
ts.createJsxSelfClosingElement = createJsxSelfClosingElement;
function updateJsxSelfClosingElement(node, tagName, typeArguments, attributes) {
return node.tagName !== tagName
|| node.typeArguments !== typeArguments
|| node.attributes !== attributes
? updateNode(createJsxSelfClosingElement(tagName, typeArguments, attributes), node)
: node;
}
ts.updateJsxSelfClosingElement = updateJsxSelfClosingElement;
function createJsxOpeningElement(tagName, typeArguments, attributes) {
var node = createSynthesizedNode(260);
node.tagName = tagName;
node.typeArguments = typeArguments && createNodeArray(typeArguments);
node.attributes = attributes;
return node;
}
ts.createJsxOpeningElement = createJsxOpeningElement;
function updateJsxOpeningElement(node, tagName, typeArguments, attributes) {
return node.tagName !== tagName
|| node.typeArguments !== typeArguments
|| node.attributes !== attributes
? updateNode(createJsxOpeningElement(tagName, typeArguments, attributes), node)
: node;
}
ts.updateJsxOpeningElement = updateJsxOpeningElement;
function createJsxClosingElement(tagName) {
var node = createSynthesizedNode(261);
node.tagName = tagName;
return node;
}
ts.createJsxClosingElement = createJsxClosingElement;
function updateJsxClosingElement(node, tagName) {
return node.tagName !== tagName
? updateNode(createJsxClosingElement(tagName), node)
: node;
}
ts.updateJsxClosingElement = updateJsxClosingElement;
function createJsxFragment(openingFragment, children, closingFragment) {
var node = createSynthesizedNode(262);
node.openingFragment = openingFragment;
node.children = createNodeArray(children);
node.closingFragment = closingFragment;
return node;
}
ts.createJsxFragment = createJsxFragment;
function updateJsxFragment(node, openingFragment, children, closingFragment) {
return node.openingFragment !== openingFragment
|| node.children !== children
|| node.closingFragment !== closingFragment
? updateNode(createJsxFragment(openingFragment, children, closingFragment), node)
: node;
}
ts.updateJsxFragment = updateJsxFragment;
function createJsxAttribute(name, initializer) {
var node = createSynthesizedNode(265);
node.name = name;
node.initializer = initializer;
return node;
}
ts.createJsxAttribute = createJsxAttribute;
function updateJsxAttribute(node, name, initializer) {
return node.name !== name
|| node.initializer !== initializer
? updateNode(createJsxAttribute(name, initializer), node)
: node;
}
ts.updateJsxAttribute = updateJsxAttribute;
function createJsxAttributes(properties) {
var node = createSynthesizedNode(266);
node.properties = createNodeArray(properties);
return node;
}
ts.createJsxAttributes = createJsxAttributes;
function updateJsxAttributes(node, properties) {
return node.properties !== properties
? updateNode(createJsxAttributes(properties), node)
: node;
}
ts.updateJsxAttributes = updateJsxAttributes;
function createJsxSpreadAttribute(expression) {
var node = createSynthesizedNode(267);
node.expression = expression;
return node;
}
ts.createJsxSpreadAttribute = createJsxSpreadAttribute;
function updateJsxSpreadAttribute(node, expression) {
return node.expression !== expression
? updateNode(createJsxSpreadAttribute(expression), node)
: node;
}
ts.updateJsxSpreadAttribute = updateJsxSpreadAttribute;
function createJsxExpression(dotDotDotToken, expression) {
var node = createSynthesizedNode(268);
node.dotDotDotToken = dotDotDotToken;
node.expression = expression;
return node;
}
ts.createJsxExpression = createJsxExpression;
function updateJsxExpression(node, expression) {
return node.expression !== expression
? updateNode(createJsxExpression(node.dotDotDotToken, expression), node)
: node;
}
ts.updateJsxExpression = updateJsxExpression;
function createCaseClause(expression, statements) {
var node = createSynthesizedNode(269);
node.expression = ts.parenthesizeExpressionForList(expression);
node.statements = createNodeArray(statements);
return node;
}
ts.createCaseClause = createCaseClause;
function updateCaseClause(node, expression, statements) {
return node.expression !== expression
|| node.statements !== statements
? updateNode(createCaseClause(expression, statements), node)
: node;
}
ts.updateCaseClause = updateCaseClause;
function createDefaultClause(statements) {
var node = createSynthesizedNode(270);
node.statements = createNodeArray(statements);
return node;
}
ts.createDefaultClause = createDefaultClause;
function updateDefaultClause(node, statements) {
return node.statements !== statements
? updateNode(createDefaultClause(statements), node)
: node;
}
ts.updateDefaultClause = updateDefaultClause;
function createHeritageClause(token, types) {
var node = createSynthesizedNode(271);
node.token = token;
node.types = createNodeArray(types);
return node;
}
ts.createHeritageClause = createHeritageClause;
function updateHeritageClause(node, types) {
return node.types !== types
? updateNode(createHeritageClause(node.token, types), node)
: node;
}
ts.updateHeritageClause = updateHeritageClause;
function createCatchClause(variableDeclaration, block) {
var node = createSynthesizedNode(272);
node.variableDeclaration = ts.isString(variableDeclaration) ? createVariableDeclaration(variableDeclaration) : variableDeclaration;
node.block = block;
return node;
}
ts.createCatchClause = createCatchClause;
function updateCatchClause(node, variableDeclaration, block) {
return node.variableDeclaration !== variableDeclaration
|| node.block !== block
? updateNode(createCatchClause(variableDeclaration, block), node)
: node;
}
ts.updateCatchClause = updateCatchClause;
function createPropertyAssignment(name, initializer) {
var node = createSynthesizedNode(273);
node.name = asName(name);
node.questionToken = undefined;
node.initializer = ts.parenthesizeExpressionForList(initializer);
return node;
}
ts.createPropertyAssignment = createPropertyAssignment;
function updatePropertyAssignment(node, name, initializer) {
return node.name !== name
|| node.initializer !== initializer
? updateNode(createPropertyAssignment(name, initializer), node)
: node;
}
ts.updatePropertyAssignment = updatePropertyAssignment;
function createShorthandPropertyAssignment(name, objectAssignmentInitializer) {
var node = createSynthesizedNode(274);
node.name = asName(name);
node.objectAssignmentInitializer = objectAssignmentInitializer !== undefined ? ts.parenthesizeExpressionForList(objectAssignmentInitializer) : undefined;
return node;
}
ts.createShorthandPropertyAssignment = createShorthandPropertyAssignment;
function updateShorthandPropertyAssignment(node, name, objectAssignmentInitializer) {
return node.name !== name
|| node.objectAssignmentInitializer !== objectAssignmentInitializer
? updateNode(createShorthandPropertyAssignment(name, objectAssignmentInitializer), node)
: node;
}
ts.updateShorthandPropertyAssignment = updateShorthandPropertyAssignment;
function createSpreadAssignment(expression) {
var node = createSynthesizedNode(275);
node.expression = expression !== undefined ? ts.parenthesizeExpressionForList(expression) : undefined;
return node;
}
ts.createSpreadAssignment = createSpreadAssignment;
function updateSpreadAssignment(node, expression) {
return node.expression !== expression
? updateNode(createSpreadAssignment(expression), node)
: node;
}
ts.updateSpreadAssignment = updateSpreadAssignment;
function createEnumMember(name, initializer) {
var node = createSynthesizedNode(276);
node.name = asName(name);
node.initializer = initializer && ts.parenthesizeExpressionForList(initializer);
return node;
}
ts.createEnumMember = createEnumMember;
function updateEnumMember(node, name, initializer) {
return node.name !== name
|| node.initializer !== initializer
? updateNode(createEnumMember(name, initializer), node)
: node;
}
ts.updateEnumMember = updateEnumMember;
function updateSourceFileNode(node, statements, isDeclarationFile, referencedFiles, typeReferences, hasNoDefaultLib, libReferences) {
if (node.statements !== statements ||
(isDeclarationFile !== undefined && node.isDeclarationFile !== isDeclarationFile) ||
(referencedFiles !== undefined && node.referencedFiles !== referencedFiles) ||
(typeReferences !== undefined && node.typeReferenceDirectives !== typeReferences) ||
(libReferences !== undefined && node.libReferenceDirectives !== libReferences) ||
(hasNoDefaultLib !== undefined && node.hasNoDefaultLib !== hasNoDefaultLib)) {
var updated = createSynthesizedNode(277);
updated.flags |= node.flags;
updated.statements = createNodeArray(statements);
updated.endOfFileToken = node.endOfFileToken;
updated.fileName = node.fileName;
updated.path = node.path;
updated.text = node.text;
updated.isDeclarationFile = isDeclarationFile === undefined ? node.isDeclarationFile : isDeclarationFile;
updated.referencedFiles = referencedFiles === undefined ? node.referencedFiles : referencedFiles;
updated.typeReferenceDirectives = typeReferences === undefined ? node.typeReferenceDirectives : typeReferences;
updated.hasNoDefaultLib = hasNoDefaultLib === undefined ? node.hasNoDefaultLib : hasNoDefaultLib;
updated.libReferenceDirectives = libReferences === undefined ? node.libReferenceDirectives : libReferences;
if (node.amdDependencies !== undefined)
updated.amdDependencies = node.amdDependencies;
if (node.moduleName !== undefined)
updated.moduleName = node.moduleName;
if (node.languageVariant !== undefined)
updated.languageVariant = node.languageVariant;
if (node.renamedDependencies !== undefined)
updated.renamedDependencies = node.renamedDependencies;
if (node.languageVersion !== undefined)
updated.languageVersion = node.languageVersion;
if (node.scriptKind !== undefined)
updated.scriptKind = node.scriptKind;
if (node.externalModuleIndicator !== undefined)
updated.externalModuleIndicator = node.externalModuleIndicator;
if (node.commonJsModuleIndicator !== undefined)
updated.commonJsModuleIndicator = node.commonJsModuleIndicator;
if (node.identifiers !== undefined)
updated.identifiers = node.identifiers;
if (node.nodeCount !== undefined)
updated.nodeCount = node.nodeCount;
if (node.identifierCount !== undefined)
updated.identifierCount = node.identifierCount;
if (node.symbolCount !== undefined)
updated.symbolCount = node.symbolCount;
if (node.parseDiagnostics !== undefined)
updated.parseDiagnostics = node.parseDiagnostics;
if (node.bindDiagnostics !== undefined)
updated.bindDiagnostics = node.bindDiagnostics;
if (node.bindSuggestionDiagnostics !== undefined)
updated.bindSuggestionDiagnostics = node.bindSuggestionDiagnostics;
if (node.lineMap !== undefined)
updated.lineMap = node.lineMap;
if (node.classifiableNames !== undefined)
updated.classifiableNames = node.classifiableNames;
if (node.resolvedModules !== undefined)
updated.resolvedModules = node.resolvedModules;
if (node.resolvedTypeReferenceDirectiveNames !== undefined)
updated.resolvedTypeReferenceDirectiveNames = node.resolvedTypeReferenceDirectiveNames;
if (node.imports !== undefined)
updated.imports = node.imports;
if (node.moduleAugmentations !== undefined)
updated.moduleAugmentations = node.moduleAugmentations;
if (node.pragmas !== undefined)
updated.pragmas = node.pragmas;
if (node.localJsxFactory !== undefined)
updated.localJsxFactory = node.localJsxFactory;
if (node.localJsxNamespace !== undefined)
updated.localJsxNamespace = node.localJsxNamespace;
return updateNode(updated, node);
}
return node;
}
ts.updateSourceFileNode = updateSourceFileNode;
function getMutableClone(node) {
var clone = getSynthesizedClone(node);
clone.pos = node.pos;
clone.end = node.end;
clone.parent = node.parent;
return clone;
}
ts.getMutableClone = getMutableClone;
function createNotEmittedStatement(original) {
var node = createSynthesizedNode(304);
node.original = original;
setTextRange(node, original);
return node;
}
ts.createNotEmittedStatement = createNotEmittedStatement;
function createEndOfDeclarationMarker(original) {
var node = createSynthesizedNode(308);
node.emitNode = {};
node.original = original;
return node;
}
ts.createEndOfDeclarationMarker = createEndOfDeclarationMarker;
function createMergeDeclarationMarker(original) {
var node = createSynthesizedNode(307);
node.emitNode = {};
node.original = original;
return node;
}
ts.createMergeDeclarationMarker = createMergeDeclarationMarker;
function createPartiallyEmittedExpression(expression, original) {
var node = createSynthesizedNode(305);
node.expression = expression;
node.original = original;
setTextRange(node, original);
return node;
}
ts.createPartiallyEmittedExpression = createPartiallyEmittedExpression;
function updatePartiallyEmittedExpression(node, expression) {
if (node.expression !== expression) {
return updateNode(createPartiallyEmittedExpression(expression, node.original), node);
}
return node;
}
ts.updatePartiallyEmittedExpression = updatePartiallyEmittedExpression;
function flattenCommaElements(node) {
if (ts.nodeIsSynthesized(node) && !ts.isParseTreeNode(node) && !node.original && !node.emitNode && !node.id) {
if (node.kind === 306) {
return node.elements;
}
if (ts.isBinaryExpression(node) && node.operatorToken.kind === 26) {
return [node.left, node.right];
}
}
return node;
}
function createCommaList(elements) {
var node = createSynthesizedNode(306);
node.elements = createNodeArray(ts.sameFlatMap(elements, flattenCommaElements));
return node;
}
ts.createCommaList = createCommaList;
function updateCommaList(node, elements) {
return node.elements !== elements
? updateNode(createCommaList(elements), node)
: node;
}
ts.updateCommaList = updateCommaList;
function createBundle(sourceFiles, prepends) {
if (prepends === void 0) { prepends = ts.emptyArray; }
var node = ts.createNode(278);
node.prepends = prepends;
node.sourceFiles = sourceFiles;
return node;
}
ts.createBundle = createBundle;
function createUnparsedSourceFile(text, mapPath, map) {
var node = ts.createNode(279);
node.text = text;
node.sourceMapPath = mapPath;
node.sourceMapText = map;
return node;
}
ts.createUnparsedSourceFile = createUnparsedSourceFile;
function createInputFiles(javascript, declaration, javascriptMapPath, javascriptMapText, declarationMapPath, declarationMapText) {
var node = ts.createNode(280);
node.javascriptText = javascript;
node.javascriptMapPath = javascriptMapPath;
node.javascriptMapText = javascriptMapText;
node.declarationText = declaration;
node.declarationMapPath = declarationMapPath;
node.declarationMapText = declarationMapText;
return node;
}
ts.createInputFiles = createInputFiles;
function updateBundle(node, sourceFiles, prepends) {
if (prepends === void 0) { prepends = ts.emptyArray; }
if (node.sourceFiles !== sourceFiles || node.prepends !== prepends) {
return createBundle(sourceFiles, prepends);
}
return node;
}
ts.updateBundle = updateBundle;
function createImmediatelyInvokedFunctionExpression(statements, param, paramValue) {
return createCall(createFunctionExpression(undefined, undefined, undefined, undefined, param ? [param] : [], undefined, createBlock(statements, true)), undefined, paramValue ? [paramValue] : []);
}
ts.createImmediatelyInvokedFunctionExpression = createImmediatelyInvokedFunctionExpression;
function createImmediatelyInvokedArrowFunction(statements, param, paramValue) {
return createCall(createArrowFunction(undefined, undefined, param ? [param] : [], undefined, undefined, createBlock(statements, true)), undefined, paramValue ? [paramValue] : []);
}
ts.createImmediatelyInvokedArrowFunction = createImmediatelyInvokedArrowFunction;
function createComma(left, right) {
return createBinary(left, 26, right);
}
ts.createComma = createComma;
function createLessThan(left, right) {
return createBinary(left, 27, right);
}
ts.createLessThan = createLessThan;
function createAssignment(left, right) {
return createBinary(left, 58, right);
}
ts.createAssignment = createAssignment;
function createStrictEquality(left, right) {
return createBinary(left, 34, right);
}
ts.createStrictEquality = createStrictEquality;
function createStrictInequality(left, right) {
return createBinary(left, 35, right);
}
ts.createStrictInequality = createStrictInequality;
function createAdd(left, right) {
return createBinary(left, 37, right);
}
ts.createAdd = createAdd;
function createSubtract(left, right) {
return createBinary(left, 38, right);
}
ts.createSubtract = createSubtract;
function createPostfixIncrement(operand) {
return createPostfix(operand, 43);
}
ts.createPostfixIncrement = createPostfixIncrement;
function createLogicalAnd(left, right) {
return createBinary(left, 53, right);
}
ts.createLogicalAnd = createLogicalAnd;
function createLogicalOr(left, right) {
return createBinary(left, 54, right);
}
ts.createLogicalOr = createLogicalOr;
function createLogicalNot(operand) {
return createPrefix(51, operand);
}
ts.createLogicalNot = createLogicalNot;
function createVoidZero() {
return createVoid(createLiteral(0));
}
ts.createVoidZero = createVoidZero;
function createExportDefault(expression) {
return createExportAssignment(undefined, undefined, false, expression);
}
ts.createExportDefault = createExportDefault;
function createExternalModuleExport(exportName) {
return createExportDeclaration(undefined, undefined, createNamedExports([createExportSpecifier(undefined, exportName)]));
}
ts.createExternalModuleExport = createExternalModuleExport;
function asName(name) {
return ts.isString(name) ? createIdentifier(name) : name;
}
function asExpression(value) {
return ts.isString(value) || typeof value === "number" ? createLiteral(value) : value;
}
function asNodeArray(array) {
return array ? createNodeArray(array) : undefined;
}
function asToken(value) {
return typeof value === "number" ? createToken(value) : value;
}
function disposeEmitNodes(sourceFile) {
sourceFile = ts.getSourceFileOfNode(ts.getParseTreeNode(sourceFile));
var emitNode = sourceFile && sourceFile.emitNode;
var annotatedNodes = emitNode && emitNode.annotatedNodes;
if (annotatedNodes) {
for (var _i = 0, annotatedNodes_1 = annotatedNodes; _i < annotatedNodes_1.length; _i++) {
var node = annotatedNodes_1[_i];
node.emitNode = undefined;
}
}
}
ts.disposeEmitNodes = disposeEmitNodes;
function getOrCreateEmitNode(node) {
if (!node.emitNode) {
if (ts.isParseTreeNode(node)) {
if (node.kind === 277) {
return node.emitNode = { annotatedNodes: [node] };
}
var sourceFile = ts.getSourceFileOfNode(node);
getOrCreateEmitNode(sourceFile).annotatedNodes.push(node);
}
node.emitNode = {};
}
return node.emitNode;
}
ts.getOrCreateEmitNode = getOrCreateEmitNode;
function setTextRange(range, location) {
if (location) {
range.pos = location.pos;
range.end = location.end;
}
return range;
}
ts.setTextRange = setTextRange;
function setEmitFlags(node, emitFlags) {
getOrCreateEmitNode(node).flags = emitFlags;
return node;
}
ts.setEmitFlags = setEmitFlags;
function addEmitFlags(node, emitFlags) {
var emitNode = getOrCreateEmitNode(node);
emitNode.flags = emitNode.flags | emitFlags;
return node;
}
ts.addEmitFlags = addEmitFlags;
function getSourceMapRange(node) {
var emitNode = node.emitNode;
return (emitNode && emitNode.sourceMapRange) || node;
}
ts.getSourceMapRange = getSourceMapRange;
function setSourceMapRange(node, range) {
getOrCreateEmitNode(node).sourceMapRange = range;
return node;
}
ts.setSourceMapRange = setSourceMapRange;
var SourceMapSource;
function createSourceMapSource(fileName, text, skipTrivia) {
return new (SourceMapSource || (SourceMapSource = ts.objectAllocator.getSourceMapSourceConstructor()))(fileName, text, skipTrivia);
}
ts.createSourceMapSource = createSourceMapSource;
function getTokenSourceMapRange(node, token) {
var emitNode = node.emitNode;
var tokenSourceMapRanges = emitNode && emitNode.tokenSourceMapRanges;
return tokenSourceMapRanges && tokenSourceMapRanges[token];
}
ts.getTokenSourceMapRange = getTokenSourceMapRange;
function setTokenSourceMapRange(node, token, range) {
var emitNode = getOrCreateEmitNode(node);
var tokenSourceMapRanges = emitNode.tokenSourceMapRanges || (emitNode.tokenSourceMapRanges = []);
tokenSourceMapRanges[token] = range;
return node;
}
ts.setTokenSourceMapRange = setTokenSourceMapRange;
function getStartsOnNewLine(node) {
var emitNode = node.emitNode;
return emitNode && emitNode.startsOnNewLine;
}
ts.getStartsOnNewLine = getStartsOnNewLine;
function setStartsOnNewLine(node, newLine) {
getOrCreateEmitNode(node).startsOnNewLine = newLine;
return node;
}
ts.setStartsOnNewLine = setStartsOnNewLine;
function getCommentRange(node) {
var emitNode = node.emitNode;
return (emitNode && emitNode.commentRange) || node;
}
ts.getCommentRange = getCommentRange;
function setCommentRange(node, range) {
getOrCreateEmitNode(node).commentRange = range;
return node;
}
ts.setCommentRange = setCommentRange;
function getSyntheticLeadingComments(node) {
var emitNode = node.emitNode;
return emitNode && emitNode.leadingComments;
}
ts.getSyntheticLeadingComments = getSyntheticLeadingComments;
function setSyntheticLeadingComments(node, comments) {
getOrCreateEmitNode(node).leadingComments = comments;
return node;
}
ts.setSyntheticLeadingComments = setSyntheticLeadingComments;
function addSyntheticLeadingComment(node, kind, text, hasTrailingNewLine) {
return setSyntheticLeadingComments(node, ts.append(getSyntheticLeadingComments(node), { kind: kind, pos: -1, end: -1, hasTrailingNewLine: hasTrailingNewLine, text: text }));
}
ts.addSyntheticLeadingComment = addSyntheticLeadingComment;
function getSyntheticTrailingComments(node) {
var emitNode = node.emitNode;
return emitNode && emitNode.trailingComments;
}
ts.getSyntheticTrailingComments = getSyntheticTrailingComments;
function setSyntheticTrailingComments(node, comments) {
getOrCreateEmitNode(node).trailingComments = comments;
return node;
}
ts.setSyntheticTrailingComments = setSyntheticTrailingComments;
function addSyntheticTrailingComment(node, kind, text, hasTrailingNewLine) {
return setSyntheticTrailingComments(node, ts.append(getSyntheticTrailingComments(node), { kind: kind, pos: -1, end: -1, hasTrailingNewLine: hasTrailingNewLine, text: text }));
}
ts.addSyntheticTrailingComment = addSyntheticTrailingComment;
function moveSyntheticComments(node, original) {
setSyntheticLeadingComments(node, getSyntheticLeadingComments(original));
setSyntheticTrailingComments(node, getSyntheticTrailingComments(original));
var emit = getOrCreateEmitNode(original);
emit.leadingComments = undefined;
emit.trailingComments = undefined;
return node;
}
ts.moveSyntheticComments = moveSyntheticComments;
function getConstantValue(node) {
var emitNode = node.emitNode;
return emitNode && emitNode.constantValue;
}
ts.getConstantValue = getConstantValue;
function setConstantValue(node, value) {
var emitNode = getOrCreateEmitNode(node);
emitNode.constantValue = value;
return node;
}
ts.setConstantValue = setConstantValue;
function addEmitHelper(node, helper) {
var emitNode = getOrCreateEmitNode(node);
emitNode.helpers = ts.append(emitNode.helpers, helper);
return node;
}
ts.addEmitHelper = addEmitHelper;
function addEmitHelpers(node, helpers) {
if (ts.some(helpers)) {
var emitNode = getOrCreateEmitNode(node);
for (var _i = 0, helpers_1 = helpers; _i < helpers_1.length; _i++) {
var helper = helpers_1[_i];
emitNode.helpers = ts.appendIfUnique(emitNode.helpers, helper);
}
}
return node;
}
ts.addEmitHelpers = addEmitHelpers;
function removeEmitHelper(node, helper) {
var emitNode = node.emitNode;
if (emitNode) {
var helpers = emitNode.helpers;
if (helpers) {
return ts.orderedRemoveItem(helpers, helper);
}
}
return false;
}
ts.removeEmitHelper = removeEmitHelper;
function getEmitHelpers(node) {
var emitNode = node.emitNode;
return emitNode && emitNode.helpers;
}
ts.getEmitHelpers = getEmitHelpers;
function moveEmitHelpers(source, target, predicate) {
var sourceEmitNode = source.emitNode;
var sourceEmitHelpers = sourceEmitNode && sourceEmitNode.helpers;
if (!ts.some(sourceEmitHelpers))
return;
var targetEmitNode = getOrCreateEmitNode(target);
var helpersRemoved = 0;
for (var i = 0; i < sourceEmitHelpers.length; i++) {
var helper = sourceEmitHelpers[i];
if (predicate(helper)) {
helpersRemoved++;
targetEmitNode.helpers = ts.appendIfUnique(targetEmitNode.helpers, helper);
}
else if (helpersRemoved > 0) {
sourceEmitHelpers[i - helpersRemoved] = helper;
}
}
if (helpersRemoved > 0) {
sourceEmitHelpers.length -= helpersRemoved;
}
}
ts.moveEmitHelpers = moveEmitHelpers;
function compareEmitHelpers(x, y) {
if (x === y)
return 0;
if (x.priority === y.priority)
return 0;
if (x.priority === undefined)
return 1;
if (y.priority === undefined)
return -1;
return ts.compareValues(x.priority, y.priority);
}
ts.compareEmitHelpers = compareEmitHelpers;
function setOriginalNode(node, original) {
node.original = original;
if (original) {
var emitNode = original.emitNode;
if (emitNode)
node.emitNode = mergeEmitNode(emitNode, node.emitNode);
}
return node;
}
ts.setOriginalNode = setOriginalNode;
function mergeEmitNode(sourceEmitNode, destEmitNode) {
var flags = sourceEmitNode.flags, leadingComments = sourceEmitNode.leadingComments, trailingComments = sourceEmitNode.trailingComments, commentRange = sourceEmitNode.commentRange, sourceMapRange = sourceEmitNode.sourceMapRange, tokenSourceMapRanges = sourceEmitNode.tokenSourceMapRanges, constantValue = sourceEmitNode.constantValue, helpers = sourceEmitNode.helpers, startsOnNewLine = sourceEmitNode.startsOnNewLine;
if (!destEmitNode)
destEmitNode = {};
if (leadingComments)
destEmitNode.leadingComments = ts.addRange(leadingComments.slice(), destEmitNode.leadingComments);
if (trailingComments)
destEmitNode.trailingComments = ts.addRange(trailingComments.slice(), destEmitNode.trailingComments);
if (flags)
destEmitNode.flags = flags;
if (commentRange)
destEmitNode.commentRange = commentRange;
if (sourceMapRange)
destEmitNode.sourceMapRange = sourceMapRange;
if (tokenSourceMapRanges)
destEmitNode.tokenSourceMapRanges = mergeTokenSourceMapRanges(tokenSourceMapRanges, destEmitNode.tokenSourceMapRanges);
if (constantValue !== undefined)
destEmitNode.constantValue = constantValue;
if (helpers)
destEmitNode.helpers = ts.addRange(destEmitNode.helpers, helpers);
if (startsOnNewLine !== undefined)
destEmitNode.startsOnNewLine = startsOnNewLine;
return destEmitNode;
}
function mergeTokenSourceMapRanges(sourceRanges, destRanges) {
if (!destRanges)
destRanges = [];
for (var key in sourceRanges) {
destRanges[key] = sourceRanges[key];
}
return destRanges;
}
})(ts || (ts = {}));
(function (ts) {
ts.nullTransformationContext = {
enableEmitNotification: ts.noop,
enableSubstitution: ts.noop,
endLexicalEnvironment: function () { return undefined; },
getCompilerOptions: ts.notImplemented,
getEmitHost: ts.notImplemented,
getEmitResolver: ts.notImplemented,
hoistFunctionDeclaration: ts.noop,
hoistVariableDeclaration: ts.noop,
isEmitNotificationEnabled: ts.notImplemented,
isSubstitutionEnabled: ts.notImplemented,
onEmitNode: ts.noop,
onSubstituteNode: ts.notImplemented,
readEmitHelpers: ts.notImplemented,
requestEmitHelper: ts.noop,
resumeLexicalEnvironment: ts.noop,
startLexicalEnvironment: ts.noop,
suspendLexicalEnvironment: ts.noop,
addDiagnostic: ts.noop,
};
function createTypeCheck(value, tag) {
return tag === "undefined"
? ts.createStrictEquality(value, ts.createVoidZero())
: ts.createStrictEquality(ts.createTypeOf(value), ts.createLiteral(tag));
}
ts.createTypeCheck = createTypeCheck;
function createMemberAccessForPropertyName(target, memberName, location) {
if (ts.isComputedPropertyName(memberName)) {
return ts.setTextRange(ts.createElementAccess(target, memberName.expression), location);
}
else {
var expression = ts.setTextRange(ts.isIdentifier(memberName)
? ts.createPropertyAccess(target, memberName)
: ts.createElementAccess(target, memberName), memberName);
ts.getOrCreateEmitNode(expression).flags |= 64;
return expression;
}
}
ts.createMemberAccessForPropertyName = createMemberAccessForPropertyName;
function createFunctionCall(func, thisArg, argumentsList, location) {
return ts.setTextRange(ts.createCall(ts.createPropertyAccess(func, "call"), undefined, [
thisArg
].concat(argumentsList)), location);
}
ts.createFunctionCall = createFunctionCall;
function createFunctionApply(func, thisArg, argumentsExpression, location) {
return ts.setTextRange(ts.createCall(ts.createPropertyAccess(func, "apply"), undefined, [
thisArg,
argumentsExpression
]), location);
}
ts.createFunctionApply = createFunctionApply;
function createArraySlice(array, start) {
var argumentsList = [];
if (start !== undefined) {
argumentsList.push(typeof start === "number" ? ts.createLiteral(start) : start);
}
return ts.createCall(ts.createPropertyAccess(array, "slice"), undefined, argumentsList);
}
ts.createArraySlice = createArraySlice;
function createArrayConcat(array, values) {
return ts.createCall(ts.createPropertyAccess(array, "concat"), undefined, values);
}
ts.createArrayConcat = createArrayConcat;
function createMathPow(left, right, location) {
return ts.setTextRange(ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Math"), "pow"), undefined, [left, right]), location);
}
ts.createMathPow = createMathPow;
function createReactNamespace(reactNamespace, parent) {
var react = ts.createIdentifier(reactNamespace || "React");
react.flags &= ~8;
react.parent = ts.getParseTreeNode(parent);
return react;
}
function createJsxFactoryExpressionFromEntityName(jsxFactory, parent) {
if (ts.isQualifiedName(jsxFactory)) {
var left = createJsxFactoryExpressionFromEntityName(jsxFactory.left, parent);
var right = ts.createIdentifier(ts.idText(jsxFactory.right));
right.escapedText = jsxFactory.right.escapedText;
return ts.createPropertyAccess(left, right);
}
else {
return createReactNamespace(ts.idText(jsxFactory), parent);
}
}
function createJsxFactoryExpression(jsxFactoryEntity, reactNamespace, parent) {
return jsxFactoryEntity ?
createJsxFactoryExpressionFromEntityName(jsxFactoryEntity, parent) :
ts.createPropertyAccess(createReactNamespace(reactNamespace, parent), "createElement");
}
function createExpressionForJsxElement(jsxFactoryEntity, reactNamespace, tagName, props, children, parentElement, location) {
var argumentsList = [tagName];
if (props) {
argumentsList.push(props);
}
if (children && children.length > 0) {
if (!props) {
argumentsList.push(ts.createNull());
}
if (children.length > 1) {
for (var _i = 0, children_1 = children; _i < children_1.length; _i++) {
var child = children_1[_i];
startOnNewLine(child);
argumentsList.push(child);
}
}
else {
argumentsList.push(children[0]);
}
}
return ts.setTextRange(ts.createCall(createJsxFactoryExpression(jsxFactoryEntity, reactNamespace, parentElement), undefined, argumentsList), location);
}
ts.createExpressionForJsxElement = createExpressionForJsxElement;
function createExpressionForJsxFragment(jsxFactoryEntity, reactNamespace, children, parentElement, location) {
var tagName = ts.createPropertyAccess(createReactNamespace(reactNamespace, parentElement), "Fragment");
var argumentsList = [tagName];
argumentsList.push(ts.createNull());
if (children && children.length > 0) {
if (children.length > 1) {
for (var _i = 0, children_2 = children; _i < children_2.length; _i++) {
var child = children_2[_i];
startOnNewLine(child);
argumentsList.push(child);
}
}
else {
argumentsList.push(children[0]);
}
}
return ts.setTextRange(ts.createCall(createJsxFactoryExpression(jsxFactoryEntity, reactNamespace, parentElement), undefined, argumentsList), location);
}
ts.createExpressionForJsxFragment = createExpressionForJsxFragment;
function getHelperName(name) {
return ts.setEmitFlags(ts.createIdentifier(name), 4096 | 2);
}
ts.getHelperName = getHelperName;
var valuesHelper = {
name: "typescript:values",
scoped: false,
text: "\n var __values = (this && this.__values) || function (o) {\n var m = typeof Symbol === \"function\" && o[Symbol.iterator], i = 0;\n if (m) return m.call(o);\n return {\n next: function () {\n if (o && i >= o.length) o = void 0;\n return { value: o && o[i++], done: !o };\n }\n };\n };"
};
function createValuesHelper(context, expression, location) {
context.requestEmitHelper(valuesHelper);
return ts.setTextRange(ts.createCall(getHelperName("__values"), undefined, [expression]), location);
}
ts.createValuesHelper = createValuesHelper;
var readHelper = {
name: "typescript:read",
scoped: false,
text: "\n var __read = (this && this.__read) || function (o, n) {\n var m = typeof Symbol === \"function\" && o[Symbol.iterator];\n if (!m) return o;\n var i = m.call(o), r, ar = [], e;\n try {\n while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);\n }\n catch (error) { e = { error: error }; }\n finally {\n try {\n if (r && !r.done && (m = i[\"return\"])) m.call(i);\n }\n finally { if (e) throw e.error; }\n }\n return ar;\n };"
};
function createReadHelper(context, iteratorRecord, count, location) {
context.requestEmitHelper(readHelper);
return ts.setTextRange(ts.createCall(getHelperName("__read"), undefined, count !== undefined
? [iteratorRecord, ts.createLiteral(count)]
: [iteratorRecord]), location);
}
ts.createReadHelper = createReadHelper;
var spreadHelper = {
name: "typescript:spread",
scoped: false,
text: "\n var __spread = (this && this.__spread) || function () {\n for (var ar = [], i = 0; i < arguments.length; i++) ar = ar.concat(__read(arguments[i]));\n return ar;\n };"
};
function createSpreadHelper(context, argumentList, location) {
context.requestEmitHelper(readHelper);
context.requestEmitHelper(spreadHelper);
return ts.setTextRange(ts.createCall(getHelperName("__spread"), undefined, argumentList), location);
}
ts.createSpreadHelper = createSpreadHelper;
function createForOfBindingStatement(node, boundValue) {
if (ts.isVariableDeclarationList(node)) {
var firstDeclaration = ts.first(node.declarations);
var updatedDeclaration = ts.updateVariableDeclaration(firstDeclaration, firstDeclaration.name, undefined, boundValue);
return ts.setTextRange(ts.createVariableStatement(undefined, ts.updateVariableDeclarationList(node, [updatedDeclaration])), node);
}
else {
var updatedExpression = ts.setTextRange(ts.createAssignment(node, boundValue), node);
return ts.setTextRange(ts.createStatement(updatedExpression), node);
}
}
ts.createForOfBindingStatement = createForOfBindingStatement;
function insertLeadingStatement(dest, source) {
if (ts.isBlock(dest)) {
return ts.updateBlock(dest, ts.setTextRange(ts.createNodeArray([source].concat(dest.statements)), dest.statements));
}
else {
return ts.createBlock(ts.createNodeArray([dest, source]), true);
}
}
ts.insertLeadingStatement = insertLeadingStatement;
function restoreEnclosingLabel(node, outermostLabeledStatement, afterRestoreLabelCallback) {
if (!outermostLabeledStatement) {
return node;
}
var updated = ts.updateLabel(outermostLabeledStatement, outermostLabeledStatement.label, outermostLabeledStatement.statement.kind === 231
? restoreEnclosingLabel(node, outermostLabeledStatement.statement)
: node);
if (afterRestoreLabelCallback) {
afterRestoreLabelCallback(outermostLabeledStatement);
}
return updated;
}
ts.restoreEnclosingLabel = restoreEnclosingLabel;
function shouldBeCapturedInTempVariable(node, cacheIdentifiers) {
var target = ts.skipParentheses(node);
switch (target.kind) {
case 71:
return cacheIdentifiers;
case 99:
case 8:
case 9:
return false;
case 185:
var elements = target.elements;
if (elements.length === 0) {
return false;
}
return true;
case 186:
return target.properties.length > 0;
default:
return true;
}
}
function createCallBinding(expression, recordTempVariable, languageVersion, cacheIdentifiers) {
if (cacheIdentifiers === void 0) { cacheIdentifiers = false; }
var callee = skipOuterExpressions(expression, 7);
var thisArg;
var target;
if (ts.isSuperProperty(callee)) {
thisArg = ts.createThis();
target = callee;
}
else if (callee.kind === 97) {
thisArg = ts.createThis();
target = languageVersion < 2
? ts.setTextRange(ts.createIdentifier("_super"), callee)
: callee;
}
else if (ts.getEmitFlags(callee) & 4096) {
thisArg = ts.createVoidZero();
target = parenthesizeForAccess(callee);
}
else {
switch (callee.kind) {
case 187: {
if (shouldBeCapturedInTempVariable(callee.expression, cacheIdentifiers)) {
thisArg = ts.createTempVariable(recordTempVariable);
target = ts.createPropertyAccess(ts.setTextRange(ts.createAssignment(thisArg, callee.expression), callee.expression), callee.name);
ts.setTextRange(target, callee);
}
else {
thisArg = callee.expression;
target = callee;
}
break;
}
case 188: {
if (shouldBeCapturedInTempVariable(callee.expression, cacheIdentifiers)) {
thisArg = ts.createTempVariable(recordTempVariable);
target = ts.createElementAccess(ts.setTextRange(ts.createAssignment(thisArg, callee.expression), callee.expression), callee.argumentExpression);
ts.setTextRange(target, callee);
}
else {
thisArg = callee.expression;
target = callee;
}
break;
}
default: {
thisArg = ts.createVoidZero();
target = parenthesizeForAccess(expression);
break;
}
}
}
return { target: target, thisArg: thisArg };
}
ts.createCallBinding = createCallBinding;
function inlineExpressions(expressions) {
return expressions.length > 10
? ts.createCommaList(expressions)
: ts.reduceLeft(expressions, ts.createComma);
}
ts.inlineExpressions = inlineExpressions;
function createExpressionFromEntityName(node) {
if (ts.isQualifiedName(node)) {
var left = createExpressionFromEntityName(node.left);
var right = ts.getMutableClone(node.right);
return ts.setTextRange(ts.createPropertyAccess(left, right), node);
}
else {
return ts.getMutableClone(node);
}
}
ts.createExpressionFromEntityName = createExpressionFromEntityName;
function createExpressionForPropertyName(memberName) {
if (ts.isIdentifier(memberName)) {
return ts.createLiteral(memberName);
}
else if (ts.isComputedPropertyName(memberName)) {
return ts.getMutableClone(memberName.expression);
}
else {
return ts.getMutableClone(memberName);
}
}
ts.createExpressionForPropertyName = createExpressionForPropertyName;
function createExpressionForObjectLiteralElementLike(node, property, receiver) {
switch (property.kind) {
case 156:
case 157:
return createExpressionForAccessorDeclaration(node.properties, property, receiver, !!node.multiLine);
case 273:
return createExpressionForPropertyAssignment(property, receiver);
case 274:
return createExpressionForShorthandPropertyAssignment(property, receiver);
case 154:
return createExpressionForMethodDeclaration(property, receiver);
}
}
ts.createExpressionForObjectLiteralElementLike = createExpressionForObjectLiteralElementLike;
function createExpressionForAccessorDeclaration(properties, property, receiver, multiLine) {
var _a = ts.getAllAccessorDeclarations(properties, property), firstAccessor = _a.firstAccessor, getAccessor = _a.getAccessor, setAccessor = _a.setAccessor;
if (property === firstAccessor) {
var properties_9 = [];
if (getAccessor) {
var getterFunction = ts.createFunctionExpression(getAccessor.modifiers, undefined, undefined, undefined, getAccessor.parameters, undefined, getAccessor.body);
ts.setTextRange(getterFunction, getAccessor);
ts.setOriginalNode(getterFunction, getAccessor);
var getter = ts.createPropertyAssignment("get", getterFunction);
properties_9.push(getter);
}
if (setAccessor) {
var setterFunction = ts.createFunctionExpression(setAccessor.modifiers, undefined, undefined, undefined, setAccessor.parameters, undefined, setAccessor.body);
ts.setTextRange(setterFunction, setAccessor);
ts.setOriginalNode(setterFunction, setAccessor);
var setter = ts.createPropertyAssignment("set", setterFunction);
properties_9.push(setter);
}
properties_9.push(ts.createPropertyAssignment("enumerable", ts.createTrue()));
properties_9.push(ts.createPropertyAssignment("configurable", ts.createTrue()));
var expression = ts.setTextRange(ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Object"), "defineProperty"), undefined, [
receiver,
createExpressionForPropertyName(property.name),
ts.createObjectLiteral(properties_9, multiLine)
]), firstAccessor);
return ts.aggregateTransformFlags(expression);
}
return undefined;
}
function createExpressionForPropertyAssignment(property, receiver) {
return ts.aggregateTransformFlags(ts.setOriginalNode(ts.setTextRange(ts.createAssignment(createMemberAccessForPropertyName(receiver, property.name, property.name), property.initializer), property), property));
}
function createExpressionForShorthandPropertyAssignment(property, receiver) {
return ts.aggregateTransformFlags(ts.setOriginalNode(ts.setTextRange(ts.createAssignment(createMemberAccessForPropertyName(receiver, property.name, property.name), ts.getSynthesizedClone(property.name)), property), property));
}
function createExpressionForMethodDeclaration(method, receiver) {
return ts.aggregateTransformFlags(ts.setOriginalNode(ts.setTextRange(ts.createAssignment(createMemberAccessForPropertyName(receiver, method.name, method.name), ts.setOriginalNode(ts.setTextRange(ts.createFunctionExpression(method.modifiers, method.asteriskToken, undefined, undefined, method.parameters, undefined, method.body), method), method)), method), method));
}
function getInternalName(node, allowComments, allowSourceMaps) {
return getName(node, allowComments, allowSourceMaps, 16384 | 32768);
}
ts.getInternalName = getInternalName;
function isInternalName(node) {
return (ts.getEmitFlags(node) & 32768) !== 0;
}
ts.isInternalName = isInternalName;
function getLocalName(node, allowComments, allowSourceMaps) {
return getName(node, allowComments, allowSourceMaps, 16384);
}
ts.getLocalName = getLocalName;
function isLocalName(node) {
return (ts.getEmitFlags(node) & 16384) !== 0;
}
ts.isLocalName = isLocalName;
function getExportName(node, allowComments, allowSourceMaps) {
return getName(node, allowComments, allowSourceMaps, 8192);
}
ts.getExportName = getExportName;
function isExportName(node) {
return (ts.getEmitFlags(node) & 8192) !== 0;
}
ts.isExportName = isExportName;
function getDeclarationName(node, allowComments, allowSourceMaps) {
return getName(node, allowComments, allowSourceMaps);
}
ts.getDeclarationName = getDeclarationName;
function getName(node, allowComments, allowSourceMaps, emitFlags) {
if (emitFlags === void 0) { emitFlags = 0; }
var nodeName = ts.getNameOfDeclaration(node);
if (nodeName && ts.isIdentifier(nodeName) && !ts.isGeneratedIdentifier(nodeName)) {
var name = ts.getMutableClone(nodeName);
emitFlags |= ts.getEmitFlags(nodeName);
if (!allowSourceMaps)
emitFlags |= 48;
if (!allowComments)
emitFlags |= 1536;
if (emitFlags)
ts.setEmitFlags(name, emitFlags);
return name;
}
return ts.getGeneratedNameForNode(node);
}
function getExternalModuleOrNamespaceExportName(ns, node, allowComments, allowSourceMaps) {
if (ns && ts.hasModifier(node, 1)) {
return getNamespaceMemberName(ns, getName(node), allowComments, allowSourceMaps);
}
return getExportName(node, allowComments, allowSourceMaps);
}
ts.getExternalModuleOrNamespaceExportName = getExternalModuleOrNamespaceExportName;
function getNamespaceMemberName(ns, name, allowComments, allowSourceMaps) {
var qualifiedName = ts.createPropertyAccess(ns, ts.nodeIsSynthesized(name) ? name : ts.getSynthesizedClone(name));
ts.setTextRange(qualifiedName, name);
var emitFlags = 0;
if (!allowSourceMaps)
emitFlags |= 48;
if (!allowComments)
emitFlags |= 1536;
if (emitFlags)
ts.setEmitFlags(qualifiedName, emitFlags);
return qualifiedName;
}
ts.getNamespaceMemberName = getNamespaceMemberName;
function convertToFunctionBody(node, multiLine) {
return ts.isBlock(node) ? node : ts.setTextRange(ts.createBlock([ts.setTextRange(ts.createReturn(node), node)], multiLine), node);
}
ts.convertToFunctionBody = convertToFunctionBody;
function convertFunctionDeclarationToExpression(node) {
if (!node.body)
return ts.Debug.fail();
var updated = ts.createFunctionExpression(node.modifiers, node.asteriskToken, node.name, node.typeParameters, node.parameters, node.type, node.body);
ts.setOriginalNode(updated, node);
ts.setTextRange(updated, node);
if (ts.getStartsOnNewLine(node)) {
ts.setStartsOnNewLine(updated, true);
}
ts.aggregateTransformFlags(updated);
return updated;
}
ts.convertFunctionDeclarationToExpression = convertFunctionDeclarationToExpression;
function isUseStrictPrologue(node) {
return ts.isStringLiteral(node.expression) && node.expression.text === "use strict";
}
function addPrologue(target, source, ensureUseStrict, visitor) {
var offset = addStandardPrologue(target, source, ensureUseStrict);
return addCustomPrologue(target, source, offset, visitor);
}
ts.addPrologue = addPrologue;
function addStandardPrologue(target, source, ensureUseStrict) {
ts.Debug.assert(target.length === 0, "Prologue directives should be at the first statement in the target statements array");
var foundUseStrict = false;
var statementOffset = 0;
var numStatements = source.length;
while (statementOffset < numStatements) {
var statement = source[statementOffset];
if (ts.isPrologueDirective(statement)) {
if (isUseStrictPrologue(statement)) {
foundUseStrict = true;
}
target.push(statement);
}
else {
break;
}
statementOffset++;
}
if (ensureUseStrict && !foundUseStrict) {
target.push(startOnNewLine(ts.createStatement(ts.createLiteral("use strict"))));
}
return statementOffset;
}
ts.addStandardPrologue = addStandardPrologue;
function addCustomPrologue(target, source, statementOffset, visitor) {
var numStatements = source.length;
while (statementOffset !== undefined && statementOffset < numStatements) {
var statement = source[statementOffset];
if (ts.getEmitFlags(statement) & 1048576) {
ts.append(target, visitor ? ts.visitNode(statement, visitor, ts.isStatement) : statement);
}
else {
break;
}
statementOffset++;
}
return statementOffset;
}
ts.addCustomPrologue = addCustomPrologue;
function startsWithUseStrict(statements) {
var firstStatement = ts.firstOrUndefined(statements);
return firstStatement !== undefined
&& ts.isPrologueDirective(firstStatement)
&& isUseStrictPrologue(firstStatement);
}
ts.startsWithUseStrict = startsWithUseStrict;
function ensureUseStrict(statements) {
var foundUseStrict = false;
for (var _i = 0, statements_3 = statements; _i < statements_3.length; _i++) {
var statement = statements_3[_i];
if (ts.isPrologueDirective(statement)) {
if (isUseStrictPrologue(statement)) {
foundUseStrict = true;
break;
}
}
else {
break;
}
}
if (!foundUseStrict) {
return ts.setTextRange(ts.createNodeArray([
startOnNewLine(ts.createStatement(ts.createLiteral("use strict")))
].concat(statements)), statements);
}
return statements;
}
ts.ensureUseStrict = ensureUseStrict;
function parenthesizeBinaryOperand(binaryOperator, operand, isLeftSideOfBinary, leftOperand) {
var skipped = ts.skipPartiallyEmittedExpressions(operand);
if (skipped.kind === 193) {
return operand;
}
return binaryOperandNeedsParentheses(binaryOperator, operand, isLeftSideOfBinary, leftOperand)
? ts.createParen(operand)
: operand;
}
ts.parenthesizeBinaryOperand = parenthesizeBinaryOperand;
function binaryOperandNeedsParentheses(binaryOperator, operand, isLeftSideOfBinary, leftOperand) {
var binaryOperatorPrecedence = ts.getOperatorPrecedence(202, binaryOperator);
var binaryOperatorAssociativity = ts.getOperatorAssociativity(202, binaryOperator);
var emittedOperand = ts.skipPartiallyEmittedExpressions(operand);
var operandPrecedence = ts.getExpressionPrecedence(emittedOperand);
switch (ts.compareValues(operandPrecedence, binaryOperatorPrecedence)) {
case -1:
if (!isLeftSideOfBinary
&& binaryOperatorAssociativity === 1
&& operand.kind === 205) {
return false;
}
return true;
case 1:
return false;
case 0:
if (isLeftSideOfBinary) {
return binaryOperatorAssociativity === 1;
}
else {
if (ts.isBinaryExpression(emittedOperand)
&& emittedOperand.operatorToken.kind === binaryOperator) {
if (operatorHasAssociativeProperty(binaryOperator)) {
return false;
}
if (binaryOperator === 37) {
var leftKind = leftOperand ? getLiteralKindOfBinaryPlusOperand(leftOperand) : 0;
if (ts.isLiteralKind(leftKind) && leftKind === getLiteralKindOfBinaryPlusOperand(emittedOperand)) {
return false;
}
}
}
var operandAssociativity = ts.getExpressionAssociativity(emittedOperand);
return operandAssociativity === 0;
}
}
}
function operatorHasAssociativeProperty(binaryOperator) {
return binaryOperator === 39
|| binaryOperator === 49
|| binaryOperator === 48
|| binaryOperator === 50;
}
function getLiteralKindOfBinaryPlusOperand(node) {
node = ts.skipPartiallyEmittedExpressions(node);
if (ts.isLiteralKind(node.kind)) {
return node.kind;
}
if (node.kind === 202 && node.operatorToken.kind === 37) {
if (node.cachedLiteralKind !== undefined) {
return node.cachedLiteralKind;
}
var leftKind = getLiteralKindOfBinaryPlusOperand(node.left);
var literalKind = ts.isLiteralKind(leftKind)
&& leftKind === getLiteralKindOfBinaryPlusOperand(node.right)
? leftKind
: 0;
node.cachedLiteralKind = literalKind;
return literalKind;
}
return 0;
}
function parenthesizeForConditionalHead(condition) {
var conditionalPrecedence = ts.getOperatorPrecedence(203, 55);
var emittedCondition = ts.skipPartiallyEmittedExpressions(condition);
var conditionPrecedence = ts.getExpressionPrecedence(emittedCondition);
if (ts.compareValues(conditionPrecedence, conditionalPrecedence) === -1) {
return ts.createParen(condition);
}
return condition;
}
ts.parenthesizeForConditionalHead = parenthesizeForConditionalHead;
function parenthesizeSubexpressionOfConditionalExpression(e) {
var emittedExpression = ts.skipPartiallyEmittedExpressions(e);
return isCommaSequence(emittedExpression)
? ts.createParen(e)
: e;
}
ts.parenthesizeSubexpressionOfConditionalExpression = parenthesizeSubexpressionOfConditionalExpression;
function parenthesizeDefaultExpression(e) {
var check = ts.skipPartiallyEmittedExpressions(e);
return check.kind === 207 ||
check.kind === 194 ||
isCommaSequence(check)
? ts.createParen(e)
: e;
}
ts.parenthesizeDefaultExpression = parenthesizeDefaultExpression;
function parenthesizeForNew(expression) {
var leftmostExpr = getLeftmostExpression(expression, true);
switch (leftmostExpr.kind) {
case 189:
return ts.createParen(expression);
case 190:
return !leftmostExpr.arguments
? ts.createParen(expression)
: expression;
}
return parenthesizeForAccess(expression);
}
ts.parenthesizeForNew = parenthesizeForNew;
function parenthesizeForAccess(expression) {
var emittedExpression = ts.skipPartiallyEmittedExpressions(expression);
if (ts.isLeftHandSideExpression(emittedExpression)
&& (emittedExpression.kind !== 190 || emittedExpression.arguments)) {
return expression;
}
return ts.setTextRange(ts.createParen(expression), expression);
}
ts.parenthesizeForAccess = parenthesizeForAccess;
function parenthesizePostfixOperand(operand) {
return ts.isLeftHandSideExpression(operand)
? operand
: ts.setTextRange(ts.createParen(operand), operand);
}
ts.parenthesizePostfixOperand = parenthesizePostfixOperand;
function parenthesizePrefixOperand(operand) {
return ts.isUnaryExpression(operand)
? operand
: ts.setTextRange(ts.createParen(operand), operand);
}
ts.parenthesizePrefixOperand = parenthesizePrefixOperand;
function parenthesizeListElements(elements) {
var result;
for (var i = 0; i < elements.length; i++) {
var element = parenthesizeExpressionForList(elements[i]);
if (result !== undefined || element !== elements[i]) {
if (result === undefined) {
result = elements.slice(0, i);
}
result.push(element);
}
}
if (result !== undefined) {
return ts.setTextRange(ts.createNodeArray(result, elements.hasTrailingComma), elements);
}
return elements;
}
ts.parenthesizeListElements = parenthesizeListElements;
function parenthesizeExpressionForList(expression) {
var emittedExpression = ts.skipPartiallyEmittedExpressions(expression);
var expressionPrecedence = ts.getExpressionPrecedence(emittedExpression);
var commaPrecedence = ts.getOperatorPrecedence(202, 26);
return expressionPrecedence > commaPrecedence
? expression
: ts.setTextRange(ts.createParen(expression), expression);
}
ts.parenthesizeExpressionForList = parenthesizeExpressionForList;
function parenthesizeExpressionForExpressionStatement(expression) {
var emittedExpression = ts.skipPartiallyEmittedExpressions(expression);
if (ts.isCallExpression(emittedExpression)) {
var callee = emittedExpression.expression;
var kind = ts.skipPartiallyEmittedExpressions(callee).kind;
if (kind === 194 || kind === 195) {
var mutableCall = ts.getMutableClone(emittedExpression);
mutableCall.expression = ts.setTextRange(ts.createParen(callee), callee);
return recreateOuterExpressions(expression, mutableCall, 4);
}
}
var leftmostExpressionKind = getLeftmostExpression(emittedExpression, false).kind;
if (leftmostExpressionKind === 186 || leftmostExpressionKind === 194) {
return ts.setTextRange(ts.createParen(expression), expression);
}
return expression;
}
ts.parenthesizeExpressionForExpressionStatement = parenthesizeExpressionForExpressionStatement;
function parenthesizeConditionalTypeMember(member) {
return member.kind === 173 ? ts.createParenthesizedType(member) : member;
}
ts.parenthesizeConditionalTypeMember = parenthesizeConditionalTypeMember;
function parenthesizeElementTypeMember(member) {
switch (member.kind) {
case 171:
case 172:
case 163:
case 164:
return ts.createParenthesizedType(member);
}
return parenthesizeConditionalTypeMember(member);
}
ts.parenthesizeElementTypeMember = parenthesizeElementTypeMember;
function parenthesizeArrayTypeMember(member) {
switch (member.kind) {
case 165:
case 177:
case 174:
return ts.createParenthesizedType(member);
}
return parenthesizeElementTypeMember(member);
}
ts.parenthesizeArrayTypeMember = parenthesizeArrayTypeMember;
function parenthesizeElementTypeMembers(members) {
return ts.createNodeArray(ts.sameMap(members, parenthesizeElementTypeMember));
}
ts.parenthesizeElementTypeMembers = parenthesizeElementTypeMembers;
function parenthesizeTypeParameters(typeParameters) {
if (ts.some(typeParameters)) {
var params = [];
for (var i = 0; i < typeParameters.length; ++i) {
var entry = typeParameters[i];
params.push(i === 0 && ts.isFunctionOrConstructorTypeNode(entry) && entry.typeParameters ?
ts.createParenthesizedType(entry) :
entry);
}
return ts.createNodeArray(params);
}
}
ts.parenthesizeTypeParameters = parenthesizeTypeParameters;
function getLeftmostExpression(node, stopAtCallExpressions) {
while (true) {
switch (node.kind) {
case 201:
node = node.operand;
continue;
case 202:
node = node.left;
continue;
case 203:
node = node.condition;
continue;
case 189:
if (stopAtCallExpressions) {
return node;
}
case 210:
case 188:
case 187:
case 211:
case 305:
node = node.expression;
continue;
}
return node;
}
}
function parenthesizeConciseBody(body) {
if (!ts.isBlock(body) && (isCommaSequence(body) || getLeftmostExpression(body, false).kind === 186)) {
return ts.setTextRange(ts.createParen(body), body);
}
return body;
}
ts.parenthesizeConciseBody = parenthesizeConciseBody;
function isCommaSequence(node) {
return node.kind === 202 && node.operatorToken.kind === 26 ||
node.kind === 306;
}
ts.isCommaSequence = isCommaSequence;
function isOuterExpression(node, kinds) {
if (kinds === void 0) { kinds = 7; }
switch (node.kind) {
case 193:
return (kinds & 1) !== 0;
case 192:
case 210:
case 211:
return (kinds & 2) !== 0;
case 305:
return (kinds & 4) !== 0;
}
return false;
}
ts.isOuterExpression = isOuterExpression;
function skipOuterExpressions(node, kinds) {
if (kinds === void 0) { kinds = 7; }
var previousNode;
do {
previousNode = node;
if (kinds & 1) {
node = ts.skipParentheses(node);
}
if (kinds & 2) {
node = skipAssertions(node);
}
if (kinds & 4) {
node = ts.skipPartiallyEmittedExpressions(node);
}
} while (previousNode !== node);
return node;
}
ts.skipOuterExpressions = skipOuterExpressions;
function skipAssertions(node) {
while (ts.isAssertionExpression(node) || node.kind === 211) {
node = node.expression;
}
return node;
}
ts.skipAssertions = skipAssertions;
function updateOuterExpression(outerExpression, expression) {
switch (outerExpression.kind) {
case 193: return ts.updateParen(outerExpression, expression);
case 192: return ts.updateTypeAssertion(outerExpression, outerExpression.type, expression);
case 210: return ts.updateAsExpression(outerExpression, expression, outerExpression.type);
case 211: return ts.updateNonNullExpression(outerExpression, expression);
case 305: return ts.updatePartiallyEmittedExpression(outerExpression, expression);
}
}
function isIgnorableParen(node) {
return node.kind === 193
&& ts.nodeIsSynthesized(node)
&& ts.nodeIsSynthesized(ts.getSourceMapRange(node))
&& ts.nodeIsSynthesized(ts.getCommentRange(node))
&& !ts.some(ts.getSyntheticLeadingComments(node))
&& !ts.some(ts.getSyntheticTrailingComments(node));
}
function recreateOuterExpressions(outerExpression, innerExpression, kinds) {
if (kinds === void 0) { kinds = 7; }
if (outerExpression && isOuterExpression(outerExpression, kinds) && !isIgnorableParen(outerExpression)) {
return updateOuterExpression(outerExpression, recreateOuterExpressions(outerExpression.expression, innerExpression));
}
return innerExpression;
}
ts.recreateOuterExpressions = recreateOuterExpressions;
function startOnNewLine(node) {
return ts.setStartsOnNewLine(node, true);
}
ts.startOnNewLine = startOnNewLine;
function getExternalHelpersModuleName(node) {
var parseNode = ts.getOriginalNode(node, ts.isSourceFile);
var emitNode = parseNode && parseNode.emitNode;
return emitNode && emitNode.externalHelpersModuleName;
}
ts.getExternalHelpersModuleName = getExternalHelpersModuleName;
function getOrCreateExternalHelpersModuleNameIfNeeded(node, compilerOptions, hasExportStarsToExportValues, hasImportStarOrImportDefault) {
if (compilerOptions.importHelpers && ts.isEffectiveExternalModule(node, compilerOptions)) {
var externalHelpersModuleName = getExternalHelpersModuleName(node);
if (externalHelpersModuleName) {
return externalHelpersModuleName;
}
var moduleKind = ts.getEmitModuleKind(compilerOptions);
var create = (hasExportStarsToExportValues || (compilerOptions.esModuleInterop && hasImportStarOrImportDefault))
&& moduleKind !== ts.ModuleKind.System
&& moduleKind !== ts.ModuleKind.ES2015
&& moduleKind !== ts.ModuleKind.ESNext;
if (!create) {
var helpers = ts.getEmitHelpers(node);
if (helpers) {
for (var _i = 0, helpers_2 = helpers; _i < helpers_2.length; _i++) {
var helper = helpers_2[_i];
if (!helper.scoped) {
create = true;
break;
}
}
}
}
if (create) {
var parseNode = ts.getOriginalNode(node, ts.isSourceFile);
var emitNode = ts.getOrCreateEmitNode(parseNode);
return emitNode.externalHelpersModuleName || (emitNode.externalHelpersModuleName = ts.createUniqueName(ts.externalHelpersModuleNameText));
}
}
}
ts.getOrCreateExternalHelpersModuleNameIfNeeded = getOrCreateExternalHelpersModuleNameIfNeeded;
function getLocalNameForExternalImport(node, sourceFile) {
var namespaceDeclaration = ts.getNamespaceDeclarationNode(node);
if (namespaceDeclaration && !ts.isDefaultImport(node)) {
var name = namespaceDeclaration.name;
return ts.isGeneratedIdentifier(name) ? name : ts.createIdentifier(ts.getSourceTextOfNodeFromSourceFile(sourceFile, name) || ts.idText(name));
}
if (node.kind === 247 && node.importClause) {
return ts.getGeneratedNameForNode(node);
}
if (node.kind === 253 && node.moduleSpecifier) {
return ts.getGeneratedNameForNode(node);
}
return undefined;
}
ts.getLocalNameForExternalImport = getLocalNameForExternalImport;
function getExternalModuleNameLiteral(importNode, sourceFile, host, resolver, compilerOptions) {
var moduleName = ts.getExternalModuleName(importNode);
if (moduleName.kind === 9) {
return tryGetModuleNameFromDeclaration(importNode, host, resolver, compilerOptions)
|| tryRenameExternalModule(moduleName, sourceFile)
|| ts.getSynthesizedClone(moduleName);
}
return undefined;
}
ts.getExternalModuleNameLiteral = getExternalModuleNameLiteral;
function tryRenameExternalModule(moduleName, sourceFile) {
var rename = sourceFile.renamedDependencies && sourceFile.renamedDependencies.get(moduleName.text);
return rename && ts.createLiteral(rename);
}
function tryGetModuleNameFromFile(file, host, options) {
if (!file) {
return undefined;
}
if (file.moduleName) {
return ts.createLiteral(file.moduleName);
}
if (!file.isDeclarationFile && (options.out || options.outFile)) {
return ts.createLiteral(ts.getExternalModuleNameFromPath(host, file.fileName));
}
return undefined;
}
ts.tryGetModuleNameFromFile = tryGetModuleNameFromFile;
function tryGetModuleNameFromDeclaration(declaration, host, resolver, compilerOptions) {
return tryGetModuleNameFromFile(resolver.getExternalModuleFileFromDeclaration(declaration), host, compilerOptions);
}
function getInitializerOfBindingOrAssignmentElement(bindingElement) {
if (ts.isDeclarationBindingElement(bindingElement)) {
return bindingElement.initializer;
}
if (ts.isPropertyAssignment(bindingElement)) {
var initializer = bindingElement.initializer;
return ts.isAssignmentExpression(initializer, true)
? initializer.right
: undefined;
}
if (ts.isShorthandPropertyAssignment(bindingElement)) {
return bindingElement.objectAssignmentInitializer;
}
if (ts.isAssignmentExpression(bindingElement, true)) {
return bindingElement.right;
}
if (ts.isSpreadElement(bindingElement)) {
return getInitializerOfBindingOrAssignmentElement(bindingElement.expression);
}
}
ts.getInitializerOfBindingOrAssignmentElement = getInitializerOfBindingOrAssignmentElement;
function getTargetOfBindingOrAssignmentElement(bindingElement) {
if (ts.isDeclarationBindingElement(bindingElement)) {
return bindingElement.name;
}
if (ts.isObjectLiteralElementLike(bindingElement)) {
switch (bindingElement.kind) {
case 273:
return getTargetOfBindingOrAssignmentElement(bindingElement.initializer);
case 274:
return bindingElement.name;
case 275:
return getTargetOfBindingOrAssignmentElement(bindingElement.expression);
}
return undefined;
}
if (ts.isAssignmentExpression(bindingElement, true)) {
return getTargetOfBindingOrAssignmentElement(bindingElement.left);
}
if (ts.isSpreadElement(bindingElement)) {
return getTargetOfBindingOrAssignmentElement(bindingElement.expression);
}
return bindingElement;
}
ts.getTargetOfBindingOrAssignmentElement = getTargetOfBindingOrAssignmentElement;
function getRestIndicatorOfBindingOrAssignmentElement(bindingElement) {
switch (bindingElement.kind) {
case 149:
case 184:
return bindingElement.dotDotDotToken;
case 206:
case 275:
return bindingElement;
}
return undefined;
}
ts.getRestIndicatorOfBindingOrAssignmentElement = getRestIndicatorOfBindingOrAssignmentElement;
function getPropertyNameOfBindingOrAssignmentElement(bindingElement) {
switch (bindingElement.kind) {
case 184:
if (bindingElement.propertyName) {
var propertyName = bindingElement.propertyName;
return ts.isComputedPropertyName(propertyName) && ts.isStringOrNumericLiteral(propertyName.expression)
? propertyName.expression
: propertyName;
}
break;
case 273:
if (bindingElement.name) {
var propertyName = bindingElement.name;
return ts.isComputedPropertyName(propertyName) && ts.isStringOrNumericLiteral(propertyName.expression)
? propertyName.expression
: propertyName;
}
break;
case 275:
return bindingElement.name;
}
var target = getTargetOfBindingOrAssignmentElement(bindingElement);
if (target && ts.isPropertyName(target)) {
return ts.isComputedPropertyName(target) && ts.isStringOrNumericLiteral(target.expression)
? target.expression
: target;
}
ts.Debug.fail("Invalid property name for binding element.");
}
ts.getPropertyNameOfBindingOrAssignmentElement = getPropertyNameOfBindingOrAssignmentElement;
function getElementsOfBindingOrAssignmentPattern(name) {
switch (name.kind) {
case 182:
case 183:
case 185:
return name.elements;
case 186:
return name.properties;
}
}
ts.getElementsOfBindingOrAssignmentPattern = getElementsOfBindingOrAssignmentPattern;
function convertToArrayAssignmentElement(element) {
if (ts.isBindingElement(element)) {
if (element.dotDotDotToken) {
ts.Debug.assertNode(element.name, ts.isIdentifier);
return ts.setOriginalNode(ts.setTextRange(ts.createSpread(element.name), element), element);
}
var expression = convertToAssignmentElementTarget(element.name);
return element.initializer
? ts.setOriginalNode(ts.setTextRange(ts.createAssignment(expression, element.initializer), element), element)
: expression;
}
ts.Debug.assertNode(element, ts.isExpression);
return element;
}
ts.convertToArrayAssignmentElement = convertToArrayAssignmentElement;
function convertToObjectAssignmentElement(element) {
if (ts.isBindingElement(element)) {
if (element.dotDotDotToken) {
ts.Debug.assertNode(element.name, ts.isIdentifier);
return ts.setOriginalNode(ts.setTextRange(ts.createSpreadAssignment(element.name), element), element);
}
if (element.propertyName) {
var expression = convertToAssignmentElementTarget(element.name);
return ts.setOriginalNode(ts.setTextRange(ts.createPropertyAssignment(element.propertyName, element.initializer ? ts.createAssignment(expression, element.initializer) : expression), element), element);
}
ts.Debug.assertNode(element.name, ts.isIdentifier);
return ts.setOriginalNode(ts.setTextRange(ts.createShorthandPropertyAssignment(element.name, element.initializer), element), element);
}
ts.Debug.assertNode(element, ts.isObjectLiteralElementLike);
return element;
}
ts.convertToObjectAssignmentElement = convertToObjectAssignmentElement;
function convertToAssignmentPattern(node) {
switch (node.kind) {
case 183:
case 185:
return convertToArrayAssignmentPattern(node);
case 182:
case 186:
return convertToObjectAssignmentPattern(node);
}
}
ts.convertToAssignmentPattern = convertToAssignmentPattern;
function convertToObjectAssignmentPattern(node) {
if (ts.isObjectBindingPattern(node)) {
return ts.setOriginalNode(ts.setTextRange(ts.createObjectLiteral(ts.map(node.elements, convertToObjectAssignmentElement)), node), node);
}
ts.Debug.assertNode(node, ts.isObjectLiteralExpression);
return node;
}
ts.convertToObjectAssignmentPattern = convertToObjectAssignmentPattern;
function convertToArrayAssignmentPattern(node) {
if (ts.isArrayBindingPattern(node)) {
return ts.setOriginalNode(ts.setTextRange(ts.createArrayLiteral(ts.map(node.elements, convertToArrayAssignmentElement)), node), node);
}
ts.Debug.assertNode(node, ts.isArrayLiteralExpression);
return node;
}
ts.convertToArrayAssignmentPattern = convertToArrayAssignmentPattern;
function convertToAssignmentElementTarget(node) {
if (ts.isBindingPattern(node)) {
return convertToAssignmentPattern(node);
}
ts.Debug.assertNode(node, ts.isExpression);
return node;
}
ts.convertToAssignmentElementTarget = convertToAssignmentElementTarget;
})(ts || (ts = {}));
var ts;
(function (ts) {
var isTypeNodeOrTypeParameterDeclaration = ts.or(ts.isTypeNode, ts.isTypeParameterDeclaration);
function visitNode(node, visitor, test, lift) {
if (node === undefined || visitor === undefined) {
return node;
}
ts.aggregateTransformFlags(node);
var visited = visitor(node);
if (visited === node) {
return node;
}
var visitedNode;
if (visited === undefined) {
return undefined;
}
else if (ts.isArray(visited)) {
visitedNode = (lift || extractSingleNode)(visited);
}
else {
visitedNode = visited;
}
ts.Debug.assertNode(visitedNode, test);
ts.aggregateTransformFlags(visitedNode);
return visitedNode;
}
ts.visitNode = visitNode;
function visitNodes(nodes, visitor, test, start, count) {
if (nodes === undefined || visitor === undefined) {
return nodes;
}
var updated;
var length = nodes.length;
if (start === undefined || start < 0) {
start = 0;
}
if (count === undefined || count > length - start) {
count = length - start;
}
if (start > 0 || count < length) {
updated = ts.createNodeArray([], nodes.hasTrailingComma && start + count === length);
}
for (var i = 0; i < count; i++) {
var node = nodes[i + start];
ts.aggregateTransformFlags(node);
var visited = node !== undefined ? visitor(node) : undefined;
if (updated !== undefined || visited === undefined || visited !== node) {
if (updated === undefined) {
updated = ts.createNodeArray(nodes.slice(0, i), nodes.hasTrailingComma);
ts.setTextRange(updated, nodes);
}
if (visited) {
if (ts.isArray(visited)) {
for (var _i = 0, visited_1 = visited; _i < visited_1.length; _i++) {
var visitedNode = visited_1[_i];
ts.Debug.assertNode(visitedNode, test);
ts.aggregateTransformFlags(visitedNode);
updated.push(visitedNode);
}
}
else {
ts.Debug.assertNode(visited, test);
ts.aggregateTransformFlags(visited);
updated.push(visited);
}
}
}
}
return updated || nodes;
}
ts.visitNodes = visitNodes;
function visitLexicalEnvironment(statements, visitor, context, start, ensureUseStrict) {
context.startLexicalEnvironment();
statements = visitNodes(statements, visitor, ts.isStatement, start);
if (ensureUseStrict && !ts.startsWithUseStrict(statements)) {
statements = ts.setTextRange(ts.createNodeArray([ts.createExpressionStatement(ts.createLiteral("use strict"))].concat(statements)), statements);
}
var declarations = context.endLexicalEnvironment();
return ts.setTextRange(ts.createNodeArray(ts.concatenate(declarations, statements)), statements);
}
ts.visitLexicalEnvironment = visitLexicalEnvironment;
function visitParameterList(nodes, visitor, context, nodesVisitor) {
if (nodesVisitor === void 0) { nodesVisitor = visitNodes; }
context.startLexicalEnvironment();
var updated = nodesVisitor(nodes, visitor, ts.isParameterDeclaration);
context.suspendLexicalEnvironment();
return updated;
}
ts.visitParameterList = visitParameterList;
function visitFunctionBody(node, visitor, context) {
context.resumeLexicalEnvironment();
var updated = visitNode(node, visitor, ts.isConciseBody);
var declarations = context.endLexicalEnvironment();
if (ts.some(declarations)) {
var block = ts.convertToFunctionBody(updated);
var statements = ts.mergeLexicalEnvironment(block.statements, declarations);
return ts.updateBlock(block, statements);
}
return updated;
}
ts.visitFunctionBody = visitFunctionBody;
function visitEachChild(node, visitor, context, nodesVisitor, tokenVisitor) {
if (nodesVisitor === void 0) { nodesVisitor = visitNodes; }
if (node === undefined) {
return undefined;
}
var kind = node.kind;
if ((kind > 0 && kind <= 145) || kind === 176) {
return node;
}
switch (kind) {
case 71:
return ts.updateIdentifier(node, nodesVisitor(node.typeArguments, visitor, isTypeNodeOrTypeParameterDeclaration));
case 146:
return ts.updateQualifiedName(node, visitNode(node.left, visitor, ts.isEntityName), visitNode(node.right, visitor, ts.isIdentifier));
case 147:
return ts.updateComputedPropertyName(node, visitNode(node.expression, visitor, ts.isExpression));
case 148:
return ts.updateTypeParameterDeclaration(node, visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.constraint, visitor, ts.isTypeNode), visitNode(node.default, visitor, ts.isTypeNode));
case 149:
return ts.updateParameter(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.dotDotDotToken, tokenVisitor, ts.isToken), visitNode(node.name, visitor, ts.isBindingName), visitNode(node.questionToken, tokenVisitor, ts.isToken), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.initializer, visitor, ts.isExpression));
case 150:
return ts.updateDecorator(node, visitNode(node.expression, visitor, ts.isExpression));
case 151:
return ts.updatePropertySignature(node, nodesVisitor(node.modifiers, visitor, ts.isToken), visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.questionToken, tokenVisitor, ts.isToken), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.initializer, visitor, ts.isExpression));
case 152:
return ts.updateProperty(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.questionToken, tokenVisitor, ts.isToken), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.initializer, visitor, ts.isExpression));
case 153:
return ts.updateMethodSignature(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.questionToken, tokenVisitor, ts.isToken));
case 154:
return ts.updateMethod(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.asteriskToken, tokenVisitor, ts.isToken), visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.questionToken, tokenVisitor, ts.isToken), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode), visitFunctionBody(node.body, visitor, context));
case 155:
return ts.updateConstructor(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitFunctionBody(node.body, visitor, context));
case 156:
return ts.updateGetAccessor(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode), visitFunctionBody(node.body, visitor, context));
case 157:
return ts.updateSetAccessor(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitFunctionBody(node.body, visitor, context));
case 158:
return ts.updateCallSignature(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode));
case 159:
return ts.updateConstructSignature(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode));
case 160:
return ts.updateIndexSignature(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode));
case 161:
return ts.updateTypePredicateNode(node, visitNode(node.parameterName, visitor), visitNode(node.type, visitor, ts.isTypeNode));
case 162:
return ts.updateTypeReferenceNode(node, visitNode(node.typeName, visitor, ts.isEntityName), nodesVisitor(node.typeArguments, visitor, ts.isTypeNode));
case 163:
return ts.updateFunctionTypeNode(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode));
case 164:
return ts.updateConstructorTypeNode(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode));
case 165:
return ts.updateTypeQueryNode(node, visitNode(node.exprName, visitor, ts.isEntityName));
case 166:
return ts.updateTypeLiteralNode(node, nodesVisitor(node.members, visitor, ts.isTypeElement));
case 167:
return ts.updateArrayTypeNode(node, visitNode(node.elementType, visitor, ts.isTypeNode));
case 168:
return ts.updateTupleTypeNode(node, nodesVisitor(node.elementTypes, visitor, ts.isTypeNode));
case 169:
return ts.updateOptionalTypeNode(node, visitNode(node.type, visitor, ts.isTypeNode));
case 170:
return ts.updateRestTypeNode(node, visitNode(node.type, visitor, ts.isTypeNode));
case 171:
return ts.updateUnionTypeNode(node, nodesVisitor(node.types, visitor, ts.isTypeNode));
case 172:
return ts.updateIntersectionTypeNode(node, nodesVisitor(node.types, visitor, ts.isTypeNode));
case 173:
return ts.updateConditionalTypeNode(node, visitNode(node.checkType, visitor, ts.isTypeNode), visitNode(node.extendsType, visitor, ts.isTypeNode), visitNode(node.trueType, visitor, ts.isTypeNode), visitNode(node.falseType, visitor, ts.isTypeNode));
case 174:
return ts.updateInferTypeNode(node, visitNode(node.typeParameter, visitor, ts.isTypeParameterDeclaration));
case 181:
return ts.updateImportTypeNode(node, visitNode(node.argument, visitor, ts.isTypeNode), visitNode(node.qualifier, visitor, ts.isEntityName), visitNodes(node.typeArguments, visitor, ts.isTypeNode), node.isTypeOf);
case 175:
return ts.updateParenthesizedType(node, visitNode(node.type, visitor, ts.isTypeNode));
case 177:
return ts.updateTypeOperatorNode(node, visitNode(node.type, visitor, ts.isTypeNode));
case 178:
return ts.updateIndexedAccessTypeNode(node, visitNode(node.objectType, visitor, ts.isTypeNode), visitNode(node.indexType, visitor, ts.isTypeNode));
case 179:
return ts.updateMappedTypeNode(node, visitNode(node.readonlyToken, tokenVisitor, ts.isToken), visitNode(node.typeParameter, visitor, ts.isTypeParameterDeclaration), visitNode(node.questionToken, tokenVisitor, ts.isToken), visitNode(node.type, visitor, ts.isTypeNode));
case 180:
return ts.updateLiteralTypeNode(node, visitNode(node.literal, visitor, ts.isExpression));
case 182:
return ts.updateObjectBindingPattern(node, nodesVisitor(node.elements, visitor, ts.isBindingElement));
case 183:
return ts.updateArrayBindingPattern(node, nodesVisitor(node.elements, visitor, ts.isArrayBindingElement));
case 184:
return ts.updateBindingElement(node, visitNode(node.dotDotDotToken, tokenVisitor, ts.isToken), visitNode(node.propertyName, visitor, ts.isPropertyName), visitNode(node.name, visitor, ts.isBindingName), visitNode(node.initializer, visitor, ts.isExpression));
case 185:
return ts.updateArrayLiteral(node, nodesVisitor(node.elements, visitor, ts.isExpression));
case 186:
return ts.updateObjectLiteral(node, nodesVisitor(node.properties, visitor, ts.isObjectLiteralElementLike));
case 187:
return ts.updatePropertyAccess(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.name, visitor, ts.isIdentifier));
case 188:
return ts.updateElementAccess(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.argumentExpression, visitor, ts.isExpression));
case 189:
return ts.updateCall(node, visitNode(node.expression, visitor, ts.isExpression), nodesVisitor(node.typeArguments, visitor, ts.isTypeNode), nodesVisitor(node.arguments, visitor, ts.isExpression));
case 190:
return ts.updateNew(node, visitNode(node.expression, visitor, ts.isExpression), nodesVisitor(node.typeArguments, visitor, ts.isTypeNode), nodesVisitor(node.arguments, visitor, ts.isExpression));
case 191:
return ts.updateTaggedTemplate(node, visitNode(node.tag, visitor, ts.isExpression), visitNodes(node.typeArguments, visitor, ts.isExpression), visitNode(node.template, visitor, ts.isTemplateLiteral));
case 192:
return ts.updateTypeAssertion(node, visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.expression, visitor, ts.isExpression));
case 193:
return ts.updateParen(node, visitNode(node.expression, visitor, ts.isExpression));
case 194:
return ts.updateFunctionExpression(node, nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.asteriskToken, tokenVisitor, ts.isToken), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode), visitFunctionBody(node.body, visitor, context));
case 195:
return ts.updateArrowFunction(node, nodesVisitor(node.modifiers, visitor, ts.isModifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.equalsGreaterThanToken, visitor, ts.isToken), visitFunctionBody(node.body, visitor, context));
case 196:
return ts.updateDelete(node, visitNode(node.expression, visitor, ts.isExpression));
case 197:
return ts.updateTypeOf(node, visitNode(node.expression, visitor, ts.isExpression));
case 198:
return ts.updateVoid(node, visitNode(node.expression, visitor, ts.isExpression));
case 199:
return ts.updateAwait(node, visitNode(node.expression, visitor, ts.isExpression));
case 200:
return ts.updatePrefix(node, visitNode(node.operand, visitor, ts.isExpression));
case 201:
return ts.updatePostfix(node, visitNode(node.operand, visitor, ts.isExpression));
case 202:
return ts.updateBinary(node, visitNode(node.left, visitor, ts.isExpression), visitNode(node.right, visitor, ts.isExpression), visitNode(node.operatorToken, visitor, ts.isToken));
case 203:
return ts.updateConditional(node, visitNode(node.condition, visitor, ts.isExpression), visitNode(node.questionToken, visitor, ts.isToken), visitNode(node.whenTrue, visitor, ts.isExpression), visitNode(node.colonToken, visitor, ts.isToken), visitNode(node.whenFalse, visitor, ts.isExpression));
case 204:
return ts.updateTemplateExpression(node, visitNode(node.head, visitor, ts.isTemplateHead), nodesVisitor(node.templateSpans, visitor, ts.isTemplateSpan));
case 205:
return ts.updateYield(node, visitNode(node.asteriskToken, tokenVisitor, ts.isToken), visitNode(node.expression, visitor, ts.isExpression));
case 206:
return ts.updateSpread(node, visitNode(node.expression, visitor, ts.isExpression));
case 207:
return ts.updateClassExpression(node, nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.heritageClauses, visitor, ts.isHeritageClause), nodesVisitor(node.members, visitor, ts.isClassElement));
case 209:
return ts.updateExpressionWithTypeArguments(node, nodesVisitor(node.typeArguments, visitor, ts.isTypeNode), visitNode(node.expression, visitor, ts.isExpression));
case 210:
return ts.updateAsExpression(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.type, visitor, ts.isTypeNode));
case 211:
return ts.updateNonNullExpression(node, visitNode(node.expression, visitor, ts.isExpression));
case 212:
return ts.updateMetaProperty(node, visitNode(node.name, visitor, ts.isIdentifier));
case 214:
return ts.updateTemplateSpan(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.literal, visitor, ts.isTemplateMiddleOrTemplateTail));
case 216:
return ts.updateBlock(node, nodesVisitor(node.statements, visitor, ts.isStatement));
case 217:
return ts.updateVariableStatement(node, nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.declarationList, visitor, ts.isVariableDeclarationList));
case 219:
return ts.updateExpressionStatement(node, visitNode(node.expression, visitor, ts.isExpression));
case 220:
return ts.updateIf(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.thenStatement, visitor, ts.isStatement, ts.liftToBlock), visitNode(node.elseStatement, visitor, ts.isStatement, ts.liftToBlock));
case 221:
return ts.updateDo(node, visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock), visitNode(node.expression, visitor, ts.isExpression));
case 222:
return ts.updateWhile(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock));
case 223:
return ts.updateFor(node, visitNode(node.initializer, visitor, ts.isForInitializer), visitNode(node.condition, visitor, ts.isExpression), visitNode(node.incrementor, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock));
case 224:
return ts.updateForIn(node, visitNode(node.initializer, visitor, ts.isForInitializer), visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock));
case 225:
return ts.updateForOf(node, visitNode(node.awaitModifier, visitor, ts.isToken), visitNode(node.initializer, visitor, ts.isForInitializer), visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock));
case 226:
return ts.updateContinue(node, visitNode(node.label, visitor, ts.isIdentifier));
case 227:
return ts.updateBreak(node, visitNode(node.label, visitor, ts.isIdentifier));
case 228:
return ts.updateReturn(node, visitNode(node.expression, visitor, ts.isExpression));
case 229:
return ts.updateWith(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock));
case 230:
return ts.updateSwitch(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.caseBlock, visitor, ts.isCaseBlock));
case 231:
return ts.updateLabel(node, visitNode(node.label, visitor, ts.isIdentifier), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock));
case 232:
return ts.updateThrow(node, visitNode(node.expression, visitor, ts.isExpression));
case 233:
return ts.updateTry(node, visitNode(node.tryBlock, visitor, ts.isBlock), visitNode(node.catchClause, visitor, ts.isCatchClause), visitNode(node.finallyBlock, visitor, ts.isBlock));
case 235:
return ts.updateVariableDeclaration(node, visitNode(node.name, visitor, ts.isBindingName), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.initializer, visitor, ts.isExpression));
case 236:
return ts.updateVariableDeclarationList(node, nodesVisitor(node.declarations, visitor, ts.isVariableDeclaration));
case 237:
return ts.updateFunctionDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.asteriskToken, tokenVisitor, ts.isToken), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode), visitFunctionBody(node.body, visitor, context));
case 238:
return ts.updateClassDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.heritageClauses, visitor, ts.isHeritageClause), nodesVisitor(node.members, visitor, ts.isClassElement));
case 239:
return ts.updateInterfaceDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.heritageClauses, visitor, ts.isHeritageClause), nodesVisitor(node.members, visitor, ts.isTypeElement));
case 240:
return ts.updateTypeAliasDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode));
case 241:
return ts.updateEnumDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.members, visitor, ts.isEnumMember));
case 242:
return ts.updateModuleDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.body, visitor, ts.isModuleBody));
case 243:
return ts.updateModuleBlock(node, nodesVisitor(node.statements, visitor, ts.isStatement));
case 244:
return ts.updateCaseBlock(node, nodesVisitor(node.clauses, visitor, ts.isCaseOrDefaultClause));
case 245:
return ts.updateNamespaceExportDeclaration(node, visitNode(node.name, visitor, ts.isIdentifier));
case 246:
return ts.updateImportEqualsDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.moduleReference, visitor, ts.isModuleReference));
case 247:
return ts.updateImportDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.importClause, visitor, ts.isImportClause), visitNode(node.moduleSpecifier, visitor, ts.isExpression));
case 248:
return ts.updateImportClause(node, visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.namedBindings, visitor, ts.isNamedImportBindings));
case 249:
return ts.updateNamespaceImport(node, visitNode(node.name, visitor, ts.isIdentifier));
case 250:
return ts.updateNamedImports(node, nodesVisitor(node.elements, visitor, ts.isImportSpecifier));
case 251:
return ts.updateImportSpecifier(node, visitNode(node.propertyName, visitor, ts.isIdentifier), visitNode(node.name, visitor, ts.isIdentifier));
case 252:
return ts.updateExportAssignment(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.expression, visitor, ts.isExpression));
case 253:
return ts.updateExportDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.exportClause, visitor, ts.isNamedExports), visitNode(node.moduleSpecifier, visitor, ts.isExpression));
case 254:
return ts.updateNamedExports(node, nodesVisitor(node.elements, visitor, ts.isExportSpecifier));
case 255:
return ts.updateExportSpecifier(node, visitNode(node.propertyName, visitor, ts.isIdentifier), visitNode(node.name, visitor, ts.isIdentifier));
case 257:
return ts.updateExternalModuleReference(node, visitNode(node.expression, visitor, ts.isExpression));
case 258:
return ts.updateJsxElement(node, visitNode(node.openingElement, visitor, ts.isJsxOpeningElement), nodesVisitor(node.children, visitor, ts.isJsxChild), visitNode(node.closingElement, visitor, ts.isJsxClosingElement));
case 259:
return ts.updateJsxSelfClosingElement(node, visitNode(node.tagName, visitor, ts.isJsxTagNameExpression), nodesVisitor(node.typeArguments, visitor, ts.isTypeNode), visitNode(node.attributes, visitor, ts.isJsxAttributes));
case 260:
return ts.updateJsxOpeningElement(node, visitNode(node.tagName, visitor, ts.isJsxTagNameExpression), nodesVisitor(node.typeArguments, visitor, ts.isTypeNode), visitNode(node.attributes, visitor, ts.isJsxAttributes));
case 261:
return ts.updateJsxClosingElement(node, visitNode(node.tagName, visitor, ts.isJsxTagNameExpression));
case 262:
return ts.updateJsxFragment(node, visitNode(node.openingFragment, visitor, ts.isJsxOpeningFragment), nodesVisitor(node.children, visitor, ts.isJsxChild), visitNode(node.closingFragment, visitor, ts.isJsxClosingFragment));
case 265:
return ts.updateJsxAttribute(node, visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.initializer, visitor, ts.isStringLiteralOrJsxExpression));
case 266:
return ts.updateJsxAttributes(node, nodesVisitor(node.properties, visitor, ts.isJsxAttributeLike));
case 267:
return ts.updateJsxSpreadAttribute(node, visitNode(node.expression, visitor, ts.isExpression));
case 268:
return ts.updateJsxExpression(node, visitNode(node.expression, visitor, ts.isExpression));
case 269:
return ts.updateCaseClause(node, visitNode(node.expression, visitor, ts.isExpression), nodesVisitor(node.statements, visitor, ts.isStatement));
case 270:
return ts.updateDefaultClause(node, nodesVisitor(node.statements, visitor, ts.isStatement));
case 271:
return ts.updateHeritageClause(node, nodesVisitor(node.types, visitor, ts.isExpressionWithTypeArguments));
case 272:
return ts.updateCatchClause(node, visitNode(node.variableDeclaration, visitor, ts.isVariableDeclaration), visitNode(node.block, visitor, ts.isBlock));
case 273:
return ts.updatePropertyAssignment(node, visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.initializer, visitor, ts.isExpression));
case 274:
return ts.updateShorthandPropertyAssignment(node, visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.objectAssignmentInitializer, visitor, ts.isExpression));
case 275:
return ts.updateSpreadAssignment(node, visitNode(node.expression, visitor, ts.isExpression));
case 276:
return ts.updateEnumMember(node, visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.initializer, visitor, ts.isExpression));
case 277:
return ts.updateSourceFileNode(node, visitLexicalEnvironment(node.statements, visitor, context));
case 305:
return ts.updatePartiallyEmittedExpression(node, visitNode(node.expression, visitor, ts.isExpression));
case 306:
return ts.updateCommaList(node, nodesVisitor(node.elements, visitor, ts.isExpression));
default:
return node;
}
}
ts.visitEachChild = visitEachChild;
function extractSingleNode(nodes) {
ts.Debug.assert(nodes.length <= 1, "Too many nodes written to output.");
return ts.singleOrUndefined(nodes);
}
})(ts || (ts = {}));
(function (ts) {
function reduceNode(node, f, initial) {
return node ? f(initial, node) : initial;
}
function reduceNodeArray(nodes, f, initial) {
return nodes ? f(initial, nodes) : initial;
}
function reduceEachChild(node, initial, cbNode, cbNodeArray) {
if (node === undefined) {
return initial;
}
var reduceNodes = cbNodeArray ? reduceNodeArray : ts.reduceLeft;
var cbNodes = cbNodeArray || cbNode;
var kind = node.kind;
if ((kind > 0 && kind <= 145)) {
return initial;
}
if ((kind >= 161 && kind <= 180)) {
return initial;
}
var result = initial;
switch (node.kind) {
case 215:
case 218:
case 208:
case 234:
case 304:
break;
case 146:
result = reduceNode(node.left, cbNode, result);
result = reduceNode(node.right, cbNode, result);
break;
case 147:
result = reduceNode(node.expression, cbNode, result);
break;
case 149:
result = reduceNodes(node.decorators, cbNodes, result);
result = reduceNodes(node.modifiers, cbNodes, result);
result = reduceNode(node.name, cbNode, result);
result = reduceNode(node.type, cbNode, result);
result = reduceNode(node.initializer, cbNode, result);
break;
case 150:
result = reduceNode(node.expression, cbNode, result);
break;
case 151:
result = reduceNodes(node.modifiers, cbNodes, result);
result = reduceNode(node.name, cbNode, result);
result = reduceNode(node.questionToken, cbNode, result);
result = reduceNode(node.type, cbNode, result);
result = reduceNode(node.initializer, cbNode, result);
break;
case 152:
result = reduceNodes(node.decorators, cbNodes, result);
result = reduceNodes(node.modifiers, cbNodes, result);
result = reduceNode(node.name, cbNode, result);
result = reduceNode(node.type, cbNode, result);
result = reduceNode(node.initializer, cbNode, result);
break;
case 154:
result = reduceNodes(node.decorators, cbNodes, result);
result = reduceNodes(node.modifiers, cbNodes, result);
result = reduceNode(node.name, cbNode, result);
result = reduceNodes(node.typeParameters, cbNodes, result);
result = reduceNodes(node.parameters, cbNodes, result);
result = reduceNode(node.type, cbNode, result);
result = reduceNode(node.body, cbNode, result);
break;
case 155:
result = reduceNodes(node.modifiers, cbNodes, result);
result = reduceNodes(node.parameters, cbNodes, result);
result = reduceNode(node.body, cbNode, result);
break;
case 156:
result = reduceNodes(node.decorators, cbNodes, result);
result = reduceNodes(node.modifiers, cbNodes, result);
result = reduceNode(node.name, cbNode, result);
result = reduceNodes(node.parameters, cbNodes, result);
result = reduceNode(node.type, cbNode, result);
result = reduceNode(node.body, cbNode, result);
break;
case 157:
result = reduceNodes(node.decorators, cbNodes, result);
result = reduceNodes(node.modifiers, cbNodes, result);
result = reduceNode(node.name, cbNode, result);
result = reduceNodes(node.parameters, cbNodes, result);
result = reduceNode(node.body, cbNode, result);
break;
case 182:
case 183:
result = reduceNodes(node.elements, cbNodes, result);
break;
case 184:
result = reduceNode(node.propertyName, cbNode, result);
result = reduceNode(node.name, cbNode, result);
result = reduceNode(node.initializer, cbNode, result);
break;
case 185:
result = reduceNodes(node.elements, cbNodes, result);
break;
case 186:
result = reduceNodes(node.properties, cbNodes, result);
break;
case 187:
result = reduceNode(node.expression, cbNode, result);
result = reduceNode(node.name, cbNode, result);
break;
case 188:
result = reduceNode(node.expression, cbNode, result);
result = reduceNode(node.argumentExpression, cbNode, result);
break;
case 189:
result = reduceNode(node.expression, cbNode, result);
result = reduceNodes(node.typeArguments, cbNodes, result);
result = reduceNodes(node.arguments, cbNodes, result);
break;
case 190:
result = reduceNode(node.expression, cbNode, result);
result = reduceNodes(node.typeArguments, cbNodes, result);
result = reduceNodes(node.arguments, cbNodes, result);
break;
case 191:
result = reduceNode(node.tag, cbNode, result);
result = reduceNode(node.template, cbNode, result);
break;
case 192:
result = reduceNode(node.type, cbNode, result);
result = reduceNode(node.expression, cbNode, result);
break;
case 194:
result = reduceNodes(node.modifiers, cbNodes, result);
result = reduceNode(node.name, cbNode, result);
result = reduceNodes(node.typeParameters, cbNodes, result);
result = reduceNodes(node.parameters, cbNodes, result);
result = reduceNode(node.type, cbNode, result);
result = reduceNode(node.body, cbNode, result);
break;
case 195:
result = reduceNodes(node.modifiers, cbNodes, result);
result = reduceNodes(node.typeParameters, cbNodes, result);
result = reduceNodes(node.parameters, cbNodes, result);
result = reduceNode(node.type, cbNode, result);
result = reduceNode(node.body, cbNode, result);
break;
case 193:
case 196:
case 197:
case 198:
case 199:
case 205:
case 206:
case 211:
result = reduceNode(node.expression, cbNode, result);
break;
case 200:
case 201:
result = reduceNode(node.operand, cbNode, result);
break;
case 202:
result = reduceNode(node.left, cbNode, result);
result = reduceNode(node.right, cbNode, result);
break;
case 203:
result = reduceNode(node.condition, cbNode, result);
result = reduceNode(node.whenTrue, cbNode, result);
result = reduceNode(node.whenFalse, cbNode, result);
break;
case 204:
result = reduceNode(node.head, cbNode, result);
result = reduceNodes(node.templateSpans, cbNodes, result);
break;
case 207:
result = reduceNodes(node.modifiers, cbNodes, result);
result = reduceNode(node.name, cbNode, result);
result = reduceNodes(node.typeParameters, cbNodes, result);
result = reduceNodes(node.heritageClauses, cbNodes, result);
result = reduceNodes(node.members, cbNodes, result);
break;
case 209:
result = reduceNode(node.expression, cbNode, result);
result = reduceNodes(node.typeArguments, cbNodes, result);
break;
case 210:
result = reduceNode(node.expression, cbNode, result);
result = reduceNode(node.type, cbNode, result);
break;
case 214:
result = reduceNode(node.expression, cbNode, result);
result = reduceNode(node.literal, cbNode, result);
break;
case 216:
result = reduceNodes(node.statements, cbNodes, result);
break;
case 217:
result = reduceNodes(node.modifiers, cbNodes, result);
result = reduceNode(node.declarationList, cbNode, result);
break;
case 219:
result = reduceNode(node.expression, cbNode, result);
break;
case 220:
result = reduceNode(node.expression, cbNode, result);
result = reduceNode(node.thenStatement, cbNode, result);
result = reduceNode(node.elseStatement, cbNode, result);
break;
case 221:
result = reduceNode(node.statement, cbNode, result);
result = reduceNode(node.expression, cbNode, result);
break;
case 222:
case 229:
result = reduceNode(node.expression, cbNode, result);
result = reduceNode(node.statement, cbNode, result);
break;
case 223:
result = reduceNode(node.initializer, cbNode, result);
result = reduceNode(node.condition, cbNode, result);
result = reduceNode(node.incrementor, cbNode, result);
result = reduceNode(node.statement, cbNode, result);
break;
case 224:
case 225:
result = reduceNode(node.initializer, cbNode, result);
result = reduceNode(node.expression, cbNode, result);
result = reduceNode(node.statement, cbNode, result);
break;
case 228:
case 232:
result = reduceNode(node.expression, cbNode, result);
break;
case 230:
result = reduceNode(node.expression, cbNode, result);
result = reduceNode(node.caseBlock, cbNode, result);
break;
case 231:
result = reduceNode(node.label, cbNode, result);
result = reduceNode(node.statement, cbNode, result);
break;
case 233:
result = reduceNode(node.tryBlock, cbNode, result);
result = reduceNode(node.catchClause, cbNode, result);
result = reduceNode(node.finallyBlock, cbNode, result);
break;
case 235:
result = reduceNode(node.name, cbNode, result);
result = reduceNode(node.type, cbNode, result);
result = reduceNode(node.initializer, cbNode, result);
break;
case 236:
result = reduceNodes(node.declarations, cbNodes, result);
break;
case 237:
result = reduceNodes(node.decorators, cbNodes, result);
result = reduceNodes(node.modifiers, cbNodes, result);
result = reduceNode(node.name, cbNode, result);
result = reduceNodes(node.typeParameters, cbNodes, result);
result = reduceNodes(node.parameters, cbNodes, result);
result = reduceNode(node.type, cbNode, result);
result = reduceNode(node.body, cbNode, result);
break;
case 238:
result = reduceNodes(node.decorators, cbNodes, result);
result = reduceNodes(node.modifiers, cbNodes, result);
result = reduceNode(node.name, cbNode, result);
result = reduceNodes(node.typeParameters, cbNodes, result);
result = reduceNodes(node.heritageClauses, cbNodes, result);
result = reduceNodes(node.members, cbNodes, result);
break;
case 241:
result = reduceNodes(node.decorators, cbNodes, result);
result = reduceNodes(node.modifiers, cbNodes, result);
result = reduceNode(node.name, cbNode, result);
result = reduceNodes(node.members, cbNodes, result);
break;
case 242:
result = reduceNodes(node.decorators, cbNodes, result);
result = reduceNodes(node.modifiers, cbNodes, result);
result = reduceNode(node.name, cbNode, result);
result = reduceNode(node.body, cbNode, result);
break;
case 243:
result = reduceNodes(node.statements, cbNodes, result);
break;
case 244:
result = reduceNodes(node.clauses, cbNodes, result);
break;
case 246:
result = reduceNodes(node.decorators, cbNodes, result);
result = reduceNodes(node.modifiers, cbNodes, result);
result = reduceNode(node.name, cbNode, result);
result = reduceNode(node.moduleReference, cbNode, result);
break;
case 247:
result = reduceNodes(node.decorators, cbNodes, result);
result = reduceNodes(node.modifiers, cbNodes, result);
result = reduceNode(node.importClause, cbNode, result);
result = reduceNode(node.moduleSpecifier, cbNode, result);
break;
case 248:
result = reduceNode(node.name, cbNode, result);
result = reduceNode(node.namedBindings, cbNode, result);
break;
case 249:
result = reduceNode(node.name, cbNode, result);
break;
case 250:
case 254:
result = reduceNodes(node.elements, cbNodes, result);
break;
case 251:
case 255:
result = reduceNode(node.propertyName, cbNode, result);
result = reduceNode(node.name, cbNode, result);
break;
case 252:
result = ts.reduceLeft(node.decorators, cbNode, result);
result = ts.reduceLeft(node.modifiers, cbNode, result);
result = reduceNode(node.expression, cbNode, result);
break;
case 253:
result = ts.reduceLeft(node.decorators, cbNode, result);
result = ts.reduceLeft(node.modifiers, cbNode, result);
result = reduceNode(node.exportClause, cbNode, result);
result = reduceNode(node.moduleSpecifier, cbNode, result);
break;
case 257:
result = reduceNode(node.expression, cbNode, result);
break;
case 258:
result = reduceNode(node.openingElement, cbNode, result);
result = ts.reduceLeft(node.children, cbNode, result);
result = reduceNode(node.closingElement, cbNode, result);
break;
case 262:
result = reduceNode(node.openingFragment, cbNode, result);
result = ts.reduceLeft(node.children, cbNode, result);
result = reduceNode(node.closingFragment, cbNode, result);
break;
case 259:
case 260:
result = reduceNode(node.tagName, cbNode, result);
result = reduceNode(node.attributes, cbNode, result);
break;
case 266:
result = reduceNodes(node.properties, cbNodes, result);
break;
case 261:
result = reduceNode(node.tagName, cbNode, result);
break;
case 265:
result = reduceNode(node.name, cbNode, result);
result = reduceNode(node.initializer, cbNode, result);
break;
case 267:
result = reduceNode(node.expression, cbNode, result);
break;
case 268:
result = reduceNode(node.expression, cbNode, result);
break;
case 269:
result = reduceNode(node.expression, cbNode, result);
case 270:
result = reduceNodes(node.statements, cbNodes, result);
break;
case 271:
result = reduceNodes(node.types, cbNodes, result);
break;
case 272:
result = reduceNode(node.variableDeclaration, cbNode, result);
result = reduceNode(node.block, cbNode, result);
break;
case 273:
result = reduceNode(node.name, cbNode, result);
result = reduceNode(node.initializer, cbNode, result);
break;
case 274:
result = reduceNode(node.name, cbNode, result);
result = reduceNode(node.objectAssignmentInitializer, cbNode, result);
break;
case 275:
result = reduceNode(node.expression, cbNode, result);
break;
case 276:
result = reduceNode(node.name, cbNode, result);
result = reduceNode(node.initializer, cbNode, result);
break;
case 277:
result = reduceNodes(node.statements, cbNodes, result);
break;
case 305:
result = reduceNode(node.expression, cbNode, result);
break;
case 306:
result = reduceNodes(node.elements, cbNodes, result);
break;
default:
break;
}
return result;
}
ts.reduceEachChild = reduceEachChild;
function mergeLexicalEnvironment(statements, declarations) {
if (!ts.some(declarations)) {
return statements;
}
return ts.isNodeArray(statements)
? ts.setTextRange(ts.createNodeArray(ts.prependStatements(statements.slice(), declarations)), statements)
: ts.prependStatements(statements, declarations);
}
ts.mergeLexicalEnvironment = mergeLexicalEnvironment;
function liftToBlock(nodes) {
Debug.assert(ts.every(nodes, ts.isStatement), "Cannot lift nodes to a Block.");
return ts.singleOrUndefined(nodes) || ts.createBlock(nodes);
}
ts.liftToBlock = liftToBlock;
function aggregateTransformFlags(node) {
aggregateTransformFlagsForNode(node);
return node;
}
ts.aggregateTransformFlags = aggregateTransformFlags;
function aggregateTransformFlagsForNode(node) {
if (node === undefined) {
return 0;
}
if (node.transformFlags & 536870912) {
return node.transformFlags & ~ts.getTransformFlagsSubtreeExclusions(node.kind);
}
var subtreeFlags = aggregateTransformFlagsForSubtree(node);
return ts.computeTransformFlagsForNode(node, subtreeFlags);
}
function aggregateTransformFlagsForNodeArray(nodes) {
if (nodes === undefined) {
return 0;
}
var subtreeFlags = 0;
var nodeArrayFlags = 0;
for (var _i = 0, nodes_3 = nodes; _i < nodes_3.length; _i++) {
var node = nodes_3[_i];
subtreeFlags |= aggregateTransformFlagsForNode(node);
nodeArrayFlags |= node.transformFlags & ~536870912;
}
nodes.transformFlags = nodeArrayFlags | 536870912;
return subtreeFlags;
}
function aggregateTransformFlagsForSubtree(node) {
if (ts.hasModifier(node, 2) || (ts.isTypeNode(node) && node.kind !== 209)) {
return 0;
}
return reduceEachChild(node, 0, aggregateTransformFlagsForChildNode, aggregateTransformFlagsForChildNodes);
}
function aggregateTransformFlagsForChildNode(transformFlags, node) {
return transformFlags | aggregateTransformFlagsForNode(node);
}
function aggregateTransformFlagsForChildNodes(transformFlags, nodes) {
return transformFlags | aggregateTransformFlagsForNodeArray(nodes);
}
var Debug;
(function (Debug) {
var isDebugInfoEnabled = false;
function failBadSyntaxKind(node, message) {
return Debug.fail((message || "Unexpected node.") + "\r\nNode " + ts.formatSyntaxKind(node.kind) + " was unexpected.", failBadSyntaxKind);
}
Debug.failBadSyntaxKind = failBadSyntaxKind;
Debug.assertEachNode = Debug.shouldAssert(1)
? function (nodes, test, message) { return Debug.assert(test === undefined || ts.every(nodes, test), message || "Unexpected node.", function () { return "Node array did not pass test '" + Debug.getFunctionName(test) + "'."; }, Debug.assertEachNode); }
: ts.noop;
Debug.assertNode = Debug.shouldAssert(1)
? function (node, test, message) { return Debug.assert(test === undefined || test(node), message || "Unexpected node.", function () { return "Node " + ts.formatSyntaxKind(node.kind) + " did not pass test '" + Debug.getFunctionName(test) + "'."; }, Debug.assertNode); }
: ts.noop;
Debug.assertOptionalNode = Debug.shouldAssert(1)
? function (node, test, message) { return Debug.assert(test === undefined || node === undefined || test(node), message || "Unexpected node.", function () { return "Node " + ts.formatSyntaxKind(node.kind) + " did not pass test '" + Debug.getFunctionName(test) + "'."; }, Debug.assertOptionalNode); }
: ts.noop;
Debug.assertOptionalToken = Debug.shouldAssert(1)
? function (node, kind, message) { return Debug.assert(kind === undefined || node === undefined || node.kind === kind, message || "Unexpected node.", function () { return "Node " + ts.formatSyntaxKind(node.kind) + " was not a '" + ts.formatSyntaxKind(kind) + "' token."; }, Debug.assertOptionalToken); }
: ts.noop;
Debug.assertMissingNode = Debug.shouldAssert(1)
? function (node, message) { return Debug.assert(node === undefined, message || "Unexpected node.", function () { return "Node " + ts.formatSyntaxKind(node.kind) + " was unexpected'."; }, Debug.assertMissingNode); }
: ts.noop;
function enableDebugInfo() {
if (isDebugInfoEnabled)
return;
Object.defineProperties(ts.objectAllocator.getSymbolConstructor().prototype, {
__debugFlags: { get: function () { return ts.formatSymbolFlags(this.flags); } }
});
Object.defineProperties(ts.objectAllocator.getTypeConstructor().prototype, {
__debugFlags: { get: function () { return ts.formatTypeFlags(this.flags); } },
__debugObjectFlags: { get: function () { return this.flags & 131072 ? ts.formatObjectFlags(this.objectFlags) : ""; } },
__debugTypeToString: { value: function () { return this.checker.typeToString(this); } },
});
var nodeConstructors = [
ts.objectAllocator.getNodeConstructor(),
ts.objectAllocator.getIdentifierConstructor(),
ts.objectAllocator.getTokenConstructor(),
ts.objectAllocator.getSourceFileConstructor()
];
for (var _i = 0, nodeConstructors_1 = nodeConstructors; _i < nodeConstructors_1.length; _i++) {
var ctor = nodeConstructors_1[_i];
if (!ctor.prototype.hasOwnProperty("__debugKind")) {
Object.defineProperties(ctor.prototype, {
__debugKind: { get: function () { return ts.formatSyntaxKind(this.kind); } },
__debugModifierFlags: { get: function () { return ts.formatModifierFlags(ts.getModifierFlagsNoCache(this)); } },
__debugTransformFlags: { get: function () { return ts.formatTransformFlags(this.transformFlags); } },
__debugEmitFlags: { get: function () { return ts.formatEmitFlags(ts.getEmitFlags(this)); } },
__debugGetText: {
value: function (includeTrivia) {
if (ts.nodeIsSynthesized(this))
return "";
var parseNode = ts.getParseTreeNode(this);
var sourceFile = parseNode && ts.getSourceFileOfNode(parseNode);
return sourceFile ? ts.getSourceTextOfNodeFromSourceFile(sourceFile, parseNode, includeTrivia) : "";
}
}
});
}
}
isDebugInfoEnabled = true;
}
Debug.enableDebugInfo = enableDebugInfo;
})(Debug = ts.Debug || (ts.Debug = {}));
})(ts || (ts = {}));
var ts;
(function (ts) {
function createSourceFileLikeCache(host) {
var cached = ts.createMap();
return {
get: function (path) {
if (cached.has(path)) {
return cached.get(path);
}
if (!host.fileExists || !host.readFile || !host.fileExists(path))
return;
var text = host.readFile(path);
var file = {
text: text,
lineMap: undefined,
getLineAndCharacterOfPosition: function (pos) {
return ts.computeLineAndCharacterOfPosition(ts.getLineStarts(this), pos);
}
};
cached.set(path, file);
return file;
}
};
}
ts.createSourceFileLikeCache = createSourceFileLikeCache;
})(ts || (ts = {}));
(function (ts) {
var sourcemaps;
(function (sourcemaps) {
sourcemaps.identitySourceMapper = { getOriginalPosition: ts.identity, getGeneratedPosition: ts.identity };
function decode(host, mapPath, map, program, fallbackCache) {
if (fallbackCache === void 0) { fallbackCache = ts.createSourceFileLikeCache(host); }
var currentDirectory = ts.getDirectoryPath(mapPath);
var sourceRoot = map.sourceRoot || currentDirectory;
var decodedMappings;
var generatedOrderedMappings;
var sourceOrderedMappings;
return {
getOriginalPosition: getOriginalPosition,
getGeneratedPosition: getGeneratedPosition
};
function getGeneratedPosition(loc) {
var maps = getSourceOrderedMappings();
if (!ts.length(maps))
return loc;
var targetIndex = ts.binarySearch(maps, { sourcePath: loc.fileName, sourcePosition: loc.position }, ts.identity, compareProcessedPositionSourcePositions);
if (targetIndex < 0 && maps.length > 0) {
targetIndex = ~targetIndex;
}
if (!maps[targetIndex] || ts.comparePaths(loc.fileName, maps[targetIndex].sourcePath, sourceRoot) !== 0) {
return loc;
}
return { fileName: ts.toPath(map.file, sourceRoot, host.getCanonicalFileName), position: maps[targetIndex].emittedPosition };
}
function getOriginalPosition(loc) {
var maps = getGeneratedOrderedMappings();
if (!ts.length(maps))
return loc;
var targetIndex = ts.binarySearch(maps, { emittedPosition: loc.position }, ts.identity, compareProcessedPositionEmittedPositions);
if (targetIndex < 0 && maps.length > 0) {
targetIndex = ~targetIndex;
}
return { fileName: ts.toPath(maps[targetIndex].sourcePath, sourceRoot, host.getCanonicalFileName), position: maps[targetIndex].sourcePosition };
}
function getSourceFileLike(fileName, location) {
var file = program && program.getSourceFile(fileName);
if (!file) {
var path = ts.toPath(fileName, location, host.getCanonicalFileName);
return fallbackCache.get(path);
}
return file;
}
function getPositionOfLineAndCharacterUsingName(fileName, directory, line, character) {
var file = getSourceFileLike(fileName, directory);
if (!file) {
return -1;
}
return ts.getPositionOfLineAndCharacter(file, line, character);
}
function getDecodedMappings() {
return decodedMappings || (decodedMappings = calculateDecodedMappings(map, processPosition, host));
}
function getSourceOrderedMappings() {
return sourceOrderedMappings || (sourceOrderedMappings = getDecodedMappings().slice().sort(compareProcessedPositionSourcePositions));
}
function getGeneratedOrderedMappings() {
return generatedOrderedMappings || (generatedOrderedMappings = getDecodedMappings().slice().sort(compareProcessedPositionEmittedPositions));
}
function compareProcessedPositionSourcePositions(a, b) {
return ts.comparePaths(a.sourcePath, b.sourcePath, sourceRoot) ||
ts.compareValues(a.sourcePosition, b.sourcePosition);
}
function compareProcessedPositionEmittedPositions(a, b) {
return ts.compareValues(a.emittedPosition, b.emittedPosition);
}
function processPosition(position) {
var sourcePath = map.sources[position.sourceIndex];
return {
emittedPosition: getPositionOfLineAndCharacterUsingName(map.file, currentDirectory, position.emittedLine, position.emittedColumn),
sourcePosition: getPositionOfLineAndCharacterUsingName(sourcePath, sourceRoot, position.sourceLine, position.sourceColumn),
sourcePath: sourcePath,
};
}
}
sourcemaps.decode = decode;
function decodeMappings(map) {
var state = {
encodedText: map.mappings,
currentNameIndex: undefined,
sourceMapNamesLength: map.names ? map.names.length : undefined,
currentEmittedColumn: 0,
currentEmittedLine: 0,
currentSourceColumn: 0,
currentSourceLine: 0,
currentSourceIndex: 0,
decodingIndex: 0
};
function captureSpan() {
return {
emittedColumn: state.currentEmittedColumn,
emittedLine: state.currentEmittedLine,
sourceColumn: state.currentSourceColumn,
sourceIndex: state.currentSourceIndex,
sourceLine: state.currentSourceLine,
nameIndex: state.currentNameIndex
};
}
return {
get decodingIndex() { return state.decodingIndex; },
get error() { return state.error; },
get lastSpan() { return captureSpan(); },
next: function () {
if (hasCompletedDecoding(state) || state.error)
return { done: true, value: undefined };
if (!decodeSinglePosition(state))
return { done: true, value: undefined };
return { done: false, value: captureSpan() };
}
};
}
sourcemaps.decodeMappings = decodeMappings;
function calculateDecodedMappings(map, processPosition, host) {
var decoder = decodeMappings(map);
var positions = ts.arrayFrom(decoder, processPosition);
if (decoder.error) {
if (host && host.log) {
host.log("Encountered error while decoding sourcemap: " + decoder.error);
}
return [];
}
return positions;
}
function hasCompletedDecoding(state) {
return state.decodingIndex === state.encodedText.length;
}
function decodeSinglePosition(state) {
while (state.decodingIndex < state.encodedText.length) {
var char = state.encodedText.charCodeAt(state.decodingIndex);
if (char === 59) {
state.currentEmittedLine++;
state.currentEmittedColumn = 0;
state.decodingIndex++;
continue;
}
if (char === 44) {
state.decodingIndex++;
continue;
}
state.currentEmittedColumn += base64VLQFormatDecode();
if (createErrorIfCondition(state.currentEmittedColumn < 0, "Invalid emittedColumn found")) {
return false;
}
if (createErrorIfCondition(isSourceMappingSegmentEnd(state.encodedText, state.decodingIndex), "Unsupported Error Format: No entries after emitted column")) {
return false;
}
state.currentSourceIndex += base64VLQFormatDecode();
if (createErrorIfCondition(state.currentSourceIndex < 0, "Invalid sourceIndex found")) {
return false;
}
if (createErrorIfCondition(isSourceMappingSegmentEnd(state.encodedText, state.decodingIndex), "Unsupported Error Format: No entries after sourceIndex")) {
return false;
}
state.currentSourceLine += base64VLQFormatDecode();
if (createErrorIfCondition(state.currentSourceLine < 0, "Invalid sourceLine found")) {
return false;
}
if (createErrorIfCondition(isSourceMappingSegmentEnd(state.encodedText, state.decodingIndex), "Unsupported Error Format: No entries after emitted Line")) {
return false;
}
state.currentSourceColumn += base64VLQFormatDecode();
if (createErrorIfCondition(state.currentSourceColumn < 0, "Invalid sourceLine found")) {
return false;
}
if (!isSourceMappingSegmentEnd(state.encodedText, state.decodingIndex)) {
if (state.currentNameIndex === undefined) {
state.currentNameIndex = 0;
}
state.currentNameIndex += base64VLQFormatDecode();
}
if (createErrorIfCondition(!isSourceMappingSegmentEnd(state.encodedText, state.decodingIndex), "Unsupported Error Format: There are more entries after " + (state.currentNameIndex === undefined ? "sourceColumn" : "nameIndex"))) {
return false;
}
return true;
}
createErrorIfCondition(true, "No encoded entry found");
return false;
function createErrorIfCondition(condition, errormsg) {
if (state.error) {
return true;
}
if (condition) {
state.error = errormsg;
}
return condition;
}
function base64VLQFormatDecode() {
var moreDigits = true;
var shiftCount = 0;
var value = 0;
for (; moreDigits; state.decodingIndex++) {
if (createErrorIfCondition(state.decodingIndex >= state.encodedText.length, "Error in decoding base64VLQFormatDecode, past the mapping string")) {
return undefined;
}
var currentByte = base64FormatDecode(state.encodedText.charAt(state.decodingIndex));
moreDigits = (currentByte & 32) !== 0;
value = value | ((currentByte & 31) << shiftCount);
shiftCount += 5;
}
if ((value & 1) === 0) {
value = value >> 1;
}
else {
value = value >> 1;
value = -value;
}
return value;
}
}
function base64FormatDecode(char) {
return "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/".indexOf(char);
}
function isSourceMappingSegmentEnd(encodedText, pos) {
return (pos === encodedText.length ||
encodedText.charCodeAt(pos) === 44 ||
encodedText.charCodeAt(pos) === 59);
}
})(sourcemaps = ts.sourcemaps || (ts.sourcemaps = {}));
})(ts || (ts = {}));
var ts;
(function (ts) {
function getOriginalNodeId(node) {
node = ts.getOriginalNode(node);
return node ? ts.getNodeId(node) : 0;
}
ts.getOriginalNodeId = getOriginalNodeId;
function containsDefaultReference(node) {
if (!node)
return false;
if (!ts.isNamedImports(node))
return false;
return ts.some(node.elements, isNamedDefaultReference);
}
function isNamedDefaultReference(e) {
return e.propertyName !== undefined && e.propertyName.escapedText === "default";
}
function chainBundle(transformSourceFile) {
return transformSourceFileOrBundle;
function transformSourceFileOrBundle(node) {
return node.kind === 277 ? transformSourceFile(node) : transformBundle(node);
}
function transformBundle(node) {
return ts.createBundle(ts.map(node.sourceFiles, transformSourceFile), node.prepends);
}
}
ts.chainBundle = chainBundle;
function getImportNeedsImportStarHelper(node) {
if (!!ts.getNamespaceDeclarationNode(node)) {
return true;
}
var bindings = node.importClause && node.importClause.namedBindings;
if (!bindings) {
return false;
}
if (!ts.isNamedImports(bindings))
return false;
var defaultRefCount = 0;
for (var _i = 0, _a = bindings.elements; _i < _a.length; _i++) {
var binding = _a[_i];
if (isNamedDefaultReference(binding)) {
defaultRefCount++;
}
}
return (defaultRefCount > 0 && defaultRefCount !== bindings.elements.length) || (!!(bindings.elements.length - defaultRefCount) && ts.isDefaultImport(node));
}
ts.getImportNeedsImportStarHelper = getImportNeedsImportStarHelper;
function getImportNeedsImportDefaultHelper(node) {
return !getImportNeedsImportStarHelper(node) && (ts.isDefaultImport(node) || (!!node.importClause && ts.isNamedImports(node.importClause.namedBindings) && containsDefaultReference(node.importClause.namedBindings)));
}
ts.getImportNeedsImportDefaultHelper = getImportNeedsImportDefaultHelper;
function collectExternalModuleInfo(sourceFile, resolver, compilerOptions) {
var externalImports = [];
var exportSpecifiers = ts.createMultiMap();
var exportedBindings = [];
var uniqueExports = ts.createMap();
var exportedNames;
var hasExportDefault = false;
var exportEquals;
var hasExportStarsToExportValues = false;
var hasImportStarOrImportDefault = false;
for (var _i = 0, _a = sourceFile.statements; _i < _a.length; _i++) {
var node = _a[_i];
switch (node.kind) {
case 247:
externalImports.push(node);
hasImportStarOrImportDefault = hasImportStarOrImportDefault || getImportNeedsImportStarHelper(node) || getImportNeedsImportDefaultHelper(node);
break;
case 246:
if (node.moduleReference.kind === 257) {
externalImports.push(node);
}
break;
case 253:
if (node.moduleSpecifier) {
if (!node.exportClause) {
externalImports.push(node);
hasExportStarsToExportValues = true;
}
else {
externalImports.push(node);
}
}
else {
for (var _b = 0, _c = node.exportClause.elements; _b < _c.length; _b++) {
var specifier = _c[_b];
if (!uniqueExports.get(ts.idText(specifier.name))) {
var name = specifier.propertyName || specifier.name;
exportSpecifiers.add(ts.idText(name), specifier);
var decl = resolver.getReferencedImportDeclaration(name)
|| resolver.getReferencedValueDeclaration(name);
if (decl) {
multiMapSparseArrayAdd(exportedBindings, getOriginalNodeId(decl), specifier.name);
}
uniqueExports.set(ts.idText(specifier.name), true);
exportedNames = ts.append(exportedNames, specifier.name);
}
}
}
break;
case 252:
if (node.isExportEquals && !exportEquals) {
exportEquals = node;
}
break;
case 217:
if (ts.hasModifier(node, 1)) {
for (var _d = 0, _e = node.declarationList.declarations; _d < _e.length; _d++) {
var decl = _e[_d];
exportedNames = collectExportedVariableInfo(decl, uniqueExports, exportedNames);
}
}
break;
case 237:
if (ts.hasModifier(node, 1)) {
if (ts.hasModifier(node, 512)) {
if (!hasExportDefault) {
multiMapSparseArrayAdd(exportedBindings, getOriginalNodeId(node), ts.getDeclarationName(node));
hasExportDefault = true;
}
}
else {
var name = node.name;
if (!uniqueExports.get(ts.idText(name))) {
multiMapSparseArrayAdd(exportedBindings, getOriginalNodeId(node), name);
uniqueExports.set(ts.idText(name), true);
exportedNames = ts.append(exportedNames, name);
}
}
}
break;
case 238:
if (ts.hasModifier(node, 1)) {
if (ts.hasModifier(node, 512)) {
if (!hasExportDefault) {
multiMapSparseArrayAdd(exportedBindings, getOriginalNodeId(node), ts.getDeclarationName(node));
hasExportDefault = true;
}
}
else {
var name = node.name;
if (name && !uniqueExports.get(ts.idText(name))) {
multiMapSparseArrayAdd(exportedBindings, getOriginalNodeId(node), name);
uniqueExports.set(ts.idText(name), true);
exportedNames = ts.append(exportedNames, name);
}
}
}
break;
}
}
var externalHelpersModuleName = ts.getOrCreateExternalHelpersModuleNameIfNeeded(sourceFile, compilerOptions, hasExportStarsToExportValues, hasImportStarOrImportDefault);
var externalHelpersImportDeclaration = externalHelpersModuleName && ts.createImportDeclaration(undefined, undefined, ts.createImportClause(undefined, ts.createNamespaceImport(externalHelpersModuleName)), ts.createLiteral(ts.externalHelpersModuleNameText));
if (externalHelpersImportDeclaration) {
ts.addEmitFlags(externalHelpersImportDeclaration, 67108864);
externalImports.unshift(externalHelpersImportDeclaration);
}
return { externalImports: externalImports, exportSpecifiers: exportSpecifiers, exportEquals: exportEquals, hasExportStarsToExportValues: hasExportStarsToExportValues, exportedBindings: exportedBindings, exportedNames: exportedNames, externalHelpersImportDeclaration: externalHelpersImportDeclaration };
}
ts.collectExternalModuleInfo = collectExternalModuleInfo;
function collectExportedVariableInfo(decl, uniqueExports, exportedNames) {
if (ts.isBindingPattern(decl.name)) {
for (var _i = 0, _a = decl.name.elements; _i < _a.length; _i++) {
var element = _a[_i];
if (!ts.isOmittedExpression(element)) {
exportedNames = collectExportedVariableInfo(element, uniqueExports, exportedNames);
}
}
}
else if (!ts.isGeneratedIdentifier(decl.name)) {
var text = ts.idText(decl.name);
if (!uniqueExports.get(text)) {
uniqueExports.set(text, true);
exportedNames = ts.append(exportedNames, decl.name);
}
}
return exportedNames;
}
function multiMapSparseArrayAdd(map, key, value) {
var values = map[key];
if (values) {
values.push(value);
}
else {
map[key] = values = [value];
}
return values;
}
function isSimpleCopiableExpression(expression) {
return ts.isStringLiteralLike(expression) ||
expression.kind === 8 ||
ts.isKeyword(expression.kind) ||
ts.isIdentifier(expression);
}
ts.isSimpleCopiableExpression = isSimpleCopiableExpression;
function helperString(input) {
var args = [];
for (var _i = 1; _i < arguments.length; _i++) {
args[_i - 1] = arguments[_i];
}
return function (uniqueName) {
var result = "";
for (var i = 0; i < args.length; i++) {
result += input[i];
result += uniqueName(args[i]);
}
result += input[input.length - 1];
return result;
};
}
ts.helperString = helperString;
})(ts || (ts = {}));
var ts;
(function (ts) {
function flattenDestructuringAssignment(node, visitor, context, level, needsValue, createAssignmentCallback) {
var location = node;
var value;
if (ts.isDestructuringAssignment(node)) {
value = node.right;
while (ts.isEmptyArrayLiteral(node.left) || ts.isEmptyObjectLiteral(node.left)) {
if (ts.isDestructuringAssignment(value)) {
location = node = value;
value = node.right;
}
else {
return ts.visitNode(value, visitor, ts.isExpression);
}
}
}
var expressions;
var flattenContext = {
context: context,
level: level,
downlevelIteration: !!context.getCompilerOptions().downlevelIteration,
hoistTempVariables: true,
emitExpression: emitExpression,
emitBindingOrAssignment: emitBindingOrAssignment,
createArrayBindingOrAssignmentPattern: makeArrayAssignmentPattern,
createObjectBindingOrAssignmentPattern: makeObjectAssignmentPattern,
createArrayBindingOrAssignmentElement: makeAssignmentElement,
visitor: visitor
};
if (value) {
value = ts.visitNode(value, visitor, ts.isExpression);
if (ts.isIdentifier(value) && bindingOrAssignmentElementAssignsToName(node, value.escapedText)) {
value = ensureIdentifier(flattenContext, value, false, location);
}
else if (needsValue) {
value = ensureIdentifier(flattenContext, value, true, location);
}
else if (ts.nodeIsSynthesized(node)) {
location = value;
}
}
flattenBindingOrAssignmentElement(flattenContext, node, value, location, ts.isDestructuringAssignment(node));
if (value && needsValue) {
if (!ts.some(expressions)) {
return value;
}
expressions.push(value);
}
return ts.aggregateTransformFlags(ts.inlineExpressions(expressions)) || ts.createOmittedExpression();
function emitExpression(expression) {
ts.setEmitFlags(expression, 64);
ts.aggregateTransformFlags(expression);
expressions = ts.append(expressions, expression);
}
function emitBindingOrAssignment(target, value, location, original) {
ts.Debug.assertNode(target, createAssignmentCallback ? ts.isIdentifier : ts.isExpression);
var expression = createAssignmentCallback
? createAssignmentCallback(target, value, location)
: ts.setTextRange(ts.createAssignment(ts.visitNode(target, visitor, ts.isExpression), value), location);
expression.original = original;
emitExpression(expression);
}
}
ts.flattenDestructuringAssignment = flattenDestructuringAssignment;
function bindingOrAssignmentElementAssignsToName(element, escapedName) {
var target = ts.getTargetOfBindingOrAssignmentElement(element);
if (ts.isBindingOrAssignmentPattern(target)) {
return bindingOrAssignmentPatternAssignsToName(target, escapedName);
}
else if (ts.isIdentifier(target)) {
return target.escapedText === escapedName;
}
return false;
}
function bindingOrAssignmentPatternAssignsToName(pattern, escapedName) {
var elements = ts.getElementsOfBindingOrAssignmentPattern(pattern);
for (var _i = 0, elements_3 = elements; _i < elements_3.length; _i++) {
var element = elements_3[_i];
if (bindingOrAssignmentElementAssignsToName(element, escapedName)) {
return true;
}
}
return false;
}
function flattenDestructuringBinding(node, visitor, context, level, rval, hoistTempVariables, skipInitializer) {
if (hoistTempVariables === void 0) { hoistTempVariables = false; }
var pendingExpressions;
var pendingDeclarations = [];
var declarations = [];
var flattenContext = {
context: context,
level: level,
downlevelIteration: !!context.getCompilerOptions().downlevelIteration,
hoistTempVariables: hoistTempVariables,
emitExpression: emitExpression,
emitBindingOrAssignment: emitBindingOrAssignment,
createArrayBindingOrAssignmentPattern: makeArrayBindingPattern,
createObjectBindingOrAssignmentPattern: makeObjectBindingPattern,
createArrayBindingOrAssignmentElement: makeBindingElement,
visitor: visitor
};
if (ts.isVariableDeclaration(node)) {
var initializer = ts.getInitializerOfBindingOrAssignmentElement(node);
if (initializer && ts.isIdentifier(initializer) && bindingOrAssignmentElementAssignsToName(node, initializer.escapedText)) {
initializer = ensureIdentifier(flattenContext, initializer, false, initializer);
node = ts.updateVariableDeclaration(node, node.name, node.type, initializer);
}
}
flattenBindingOrAssignmentElement(flattenContext, node, rval, node, skipInitializer);
if (pendingExpressions) {
var temp = ts.createTempVariable(undefined);
if (hoistTempVariables) {
var value = ts.inlineExpressions(pendingExpressions);
pendingExpressions = undefined;
emitBindingOrAssignment(temp, value, undefined, undefined);
}
else {
context.hoistVariableDeclaration(temp);
var pendingDeclaration = ts.last(pendingDeclarations);
pendingDeclaration.pendingExpressions = ts.append(pendingDeclaration.pendingExpressions, ts.createAssignment(temp, pendingDeclaration.value));
ts.addRange(pendingDeclaration.pendingExpressions, pendingExpressions);
pendingDeclaration.value = temp;
}
}
for (var _i = 0, pendingDeclarations_1 = pendingDeclarations; _i < pendingDeclarations_1.length; _i++) {
var _a = pendingDeclarations_1[_i], pendingExpressions_1 = _a.pendingExpressions, name = _a.name, value = _a.value, location = _a.location, original = _a.original;
var variable = ts.createVariableDeclaration(name, undefined, pendingExpressions_1 ? ts.inlineExpressions(ts.append(pendingExpressions_1, value)) : value);
variable.original = original;
ts.setTextRange(variable, location);
if (ts.isIdentifier(name)) {
ts.setEmitFlags(variable, 64);
}
ts.aggregateTransformFlags(variable);
declarations.push(variable);
}
return declarations;
function emitExpression(value) {
pendingExpressions = ts.append(pendingExpressions, value);
}
function emitBindingOrAssignment(target, value, location, original) {
ts.Debug.assertNode(target, ts.isBindingName);
if (pendingExpressions) {
value = ts.inlineExpressions(ts.append(pendingExpressions, value));
pendingExpressions = undefined;
}
pendingDeclarations.push({ pendingExpressions: pendingExpressions, name: target, value: value, location: location, original: original });
}
}
ts.flattenDestructuringBinding = flattenDestructuringBinding;
function flattenBindingOrAssignmentElement(flattenContext, element, value, location, skipInitializer) {
if (!skipInitializer) {
var initializer = ts.visitNode(ts.getInitializerOfBindingOrAssignmentElement(element), flattenContext.visitor, ts.isExpression);
if (initializer) {
value = value ? createDefaultValueCheck(flattenContext, value, initializer, location) : initializer;
}
else if (!value) {
value = ts.createVoidZero();
}
}
var bindingTarget = ts.getTargetOfBindingOrAssignmentElement(element);
if (ts.isObjectBindingOrAssignmentPattern(bindingTarget)) {
flattenObjectBindingOrAssignmentPattern(flattenContext, element, bindingTarget, value, location);
}
else if (ts.isArrayBindingOrAssignmentPattern(bindingTarget)) {
flattenArrayBindingOrAssignmentPattern(flattenContext, element, bindingTarget, value, location);
}
else {
flattenContext.emitBindingOrAssignment(bindingTarget, value, location, element);
}
}
function flattenObjectBindingOrAssignmentPattern(flattenContext, parent, pattern, value, location) {
var elements = ts.getElementsOfBindingOrAssignmentPattern(pattern);
var numElements = elements.length;
if (numElements !== 1) {
var reuseIdentifierExpressions = !ts.isDeclarationBindingElement(parent) || numElements !== 0;
value = ensureIdentifier(flattenContext, value, reuseIdentifierExpressions, location);
}
var bindingElements;
var computedTempVariables;
for (var i = 0; i < numElements; i++) {
var element = elements[i];
if (!ts.getRestIndicatorOfBindingOrAssignmentElement(element)) {
var propertyName = ts.getPropertyNameOfBindingOrAssignmentElement(element);
if (flattenContext.level >= 1
&& !(element.transformFlags & (524288 | 1048576))
&& !(ts.getTargetOfBindingOrAssignmentElement(element).transformFlags & (524288 | 1048576))
&& !ts.isComputedPropertyName(propertyName)) {
bindingElements = ts.append(bindingElements, element);
}
else {
if (bindingElements) {
flattenContext.emitBindingOrAssignment(flattenContext.createObjectBindingOrAssignmentPattern(bindingElements), value, location, pattern);
bindingElements = undefined;
}
var rhsValue = createDestructuringPropertyAccess(flattenContext, value, propertyName);
if (ts.isComputedPropertyName(propertyName)) {
computedTempVariables = ts.append(computedTempVariables, rhsValue.argumentExpression);
}
flattenBindingOrAssignmentElement(flattenContext, element, rhsValue, element);
}
}
else if (i === numElements - 1) {
if (bindingElements) {
flattenContext.emitBindingOrAssignment(flattenContext.createObjectBindingOrAssignmentPattern(bindingElements), value, location, pattern);
bindingElements = undefined;
}
var rhsValue = createRestCall(flattenContext.context, value, elements, computedTempVariables, pattern);
flattenBindingOrAssignmentElement(flattenContext, element, rhsValue, element);
}
}
if (bindingElements) {
flattenContext.emitBindingOrAssignment(flattenContext.createObjectBindingOrAssignmentPattern(bindingElements), value, location, pattern);
}
}
function flattenArrayBindingOrAssignmentPattern(flattenContext, parent, pattern, value, location) {
var elements = ts.getElementsOfBindingOrAssignmentPattern(pattern);
var numElements = elements.length;
if (flattenContext.level < 1 && flattenContext.downlevelIteration) {
value = ensureIdentifier(flattenContext, ts.createReadHelper(flattenContext.context, value, numElements > 0 && ts.getRestIndicatorOfBindingOrAssignmentElement(elements[numElements - 1])
? undefined
: numElements, location), false, location);
}
else if (numElements !== 1 && (flattenContext.level < 1 || numElements === 0)
|| ts.every(elements, ts.isOmittedExpression)) {
var reuseIdentifierExpressions = !ts.isDeclarationBindingElement(parent) || numElements !== 0;
value = ensureIdentifier(flattenContext, value, reuseIdentifierExpressions, location);
}
var bindingElements;
var restContainingElements;
for (var i = 0; i < numElements; i++) {
var element = elements[i];
if (flattenContext.level >= 1) {
if (element.transformFlags & 1048576) {
var temp = ts.createTempVariable(undefined);
if (flattenContext.hoistTempVariables) {
flattenContext.context.hoistVariableDeclaration(temp);
}
restContainingElements = ts.append(restContainingElements, [temp, element]);
bindingElements = ts.append(bindingElements, flattenContext.createArrayBindingOrAssignmentElement(temp));
}
else {
bindingElements = ts.append(bindingElements, element);
}
}
else if (ts.isOmittedExpression(element)) {
continue;
}
else if (!ts.getRestIndicatorOfBindingOrAssignmentElement(element)) {
var rhsValue = ts.createElementAccess(value, i);
flattenBindingOrAssignmentElement(flattenContext, element, rhsValue, element);
}
else if (i === numElements - 1) {
var rhsValue = ts.createArraySlice(value, i);
flattenBindingOrAssignmentElement(flattenContext, element, rhsValue, element);
}
}
if (bindingElements) {
flattenContext.emitBindingOrAssignment(flattenContext.createArrayBindingOrAssignmentPattern(bindingElements), value, location, pattern);
}
if (restContainingElements) {
for (var _i = 0, restContainingElements_1 = restContainingElements; _i < restContainingElements_1.length; _i++) {
var _a = restContainingElements_1[_i], id = _a[0], element = _a[1];
flattenBindingOrAssignmentElement(flattenContext, element, id, element);
}
}
}
function createDefaultValueCheck(flattenContext, value, defaultValue, location) {
value = ensureIdentifier(flattenContext, value, true, location);
return ts.createConditional(ts.createTypeCheck(value, "undefined"), defaultValue, value);
}
function createDestructuringPropertyAccess(flattenContext, value, propertyName) {
if (ts.isComputedPropertyName(propertyName)) {
var argumentExpression = ensureIdentifier(flattenContext, ts.visitNode(propertyName.expression, flattenContext.visitor), false, propertyName);
return ts.createElementAccess(value, argumentExpression);
}
else if (ts.isStringOrNumericLiteral(propertyName)) {
var argumentExpression = ts.getSynthesizedClone(propertyName);
argumentExpression.text = argumentExpression.text;
return ts.createElementAccess(value, argumentExpression);
}
else {
var name = ts.createIdentifier(ts.idText(propertyName));
return ts.createPropertyAccess(value, name);
}
}
function ensureIdentifier(flattenContext, value, reuseIdentifierExpressions, location) {
if (ts.isIdentifier(value) && reuseIdentifierExpressions) {
return value;
}
else {
var temp = ts.createTempVariable(undefined);
if (flattenContext.hoistTempVariables) {
flattenContext.context.hoistVariableDeclaration(temp);
flattenContext.emitExpression(ts.setTextRange(ts.createAssignment(temp, value), location));
}
else {
flattenContext.emitBindingOrAssignment(temp, value, location, undefined);
}
return temp;
}
}
function makeArrayBindingPattern(elements) {
ts.Debug.assertEachNode(elements, ts.isArrayBindingElement);
return ts.createArrayBindingPattern(elements);
}
function makeArrayAssignmentPattern(elements) {
return ts.createArrayLiteral(ts.map(elements, ts.convertToArrayAssignmentElement));
}
function makeObjectBindingPattern(elements) {
ts.Debug.assertEachNode(elements, ts.isBindingElement);
return ts.createObjectBindingPattern(elements);
}
function makeObjectAssignmentPattern(elements) {
return ts.createObjectLiteral(ts.map(elements, ts.convertToObjectAssignmentElement));
}
function makeBindingElement(name) {
return ts.createBindingElement(undefined, undefined, name);
}
function makeAssignmentElement(name) {
return name;
}
var restHelper = {
name: "typescript:rest",
scoped: false,
text: "\n var __rest = (this && this.__rest) || function (s, e) {\n var t = {};\n for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)\n t[p] = s[p];\n if (s != null && typeof Object.getOwnPropertySymbols === \"function\")\n for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) if (e.indexOf(p[i]) < 0)\n t[p[i]] = s[p[i]];\n return t;\n };"
};
function createRestCall(context, value, elements, computedTempVariables, location) {
context.requestEmitHelper(restHelper);
var propertyNames = [];
var computedTempVariableOffset = 0;
for (var i = 0; i < elements.length - 1; i++) {
var propertyName = ts.getPropertyNameOfBindingOrAssignmentElement(elements[i]);
if (propertyName) {
if (ts.isComputedPropertyName(propertyName)) {
var temp = computedTempVariables[computedTempVariableOffset];
computedTempVariableOffset++;
propertyNames.push(ts.createConditional(ts.createTypeCheck(temp, "symbol"), temp, ts.createAdd(temp, ts.createLiteral(""))));
}
else {
propertyNames.push(ts.createLiteral(propertyName));
}
}
}
return ts.createCall(ts.getHelperName("__rest"), undefined, [
value,
ts.setTextRange(ts.createArrayLiteral(propertyNames), location)
]);
}
})(ts || (ts = {}));
var ts;
(function (ts) {
var USE_NEW_TYPE_METADATA_FORMAT = false;
function transformTypeScript(context) {
var startLexicalEnvironment = context.startLexicalEnvironment, resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistVariableDeclaration = context.hoistVariableDeclaration;
var resolver = context.getEmitResolver();
var compilerOptions = context.getCompilerOptions();
var strictNullChecks = ts.getStrictOptionValue(compilerOptions, "strictNullChecks");
var languageVersion = ts.getEmitScriptTarget(compilerOptions);
var moduleKind = ts.getEmitModuleKind(compilerOptions);
var previousOnEmitNode = context.onEmitNode;
var previousOnSubstituteNode = context.onSubstituteNode;
context.onEmitNode = onEmitNode;
context.onSubstituteNode = onSubstituteNode;
context.enableSubstitution(187);
context.enableSubstitution(188);
var currentSourceFile;
var currentNamespace;
var currentNamespaceContainerName;
var currentLexicalScope;
var currentNameScope;
var currentScopeFirstDeclarationsOfName;
var enabledSubstitutions;
var classAliases;
var applicableSubstitutions;
var pendingExpressions;
return transformSourceFileOrBundle;
function transformSourceFileOrBundle(node) {
if (node.kind === 278) {
return transformBundle(node);
}
return transformSourceFile(node);
}
function transformBundle(node) {
return ts.createBundle(node.sourceFiles.map(transformSourceFile), ts.mapDefined(node.prepends, function (prepend) {
if (prepend.kind === 280) {
return ts.createUnparsedSourceFile(prepend.javascriptText, prepend.javascriptMapPath, prepend.javascriptMapText);
}
return prepend;
}));
}
function transformSourceFile(node) {
if (node.isDeclarationFile) {
return node;
}
currentSourceFile = node;
var visited = saveStateAndInvoke(node, visitSourceFile);
ts.addEmitHelpers(visited, context.readEmitHelpers());
currentSourceFile = undefined;
return visited;
}
function saveStateAndInvoke(node, f) {
var savedCurrentScope = currentLexicalScope;
var savedCurrentNameScope = currentNameScope;
var savedCurrentScopeFirstDeclarationsOfName = currentScopeFirstDeclarationsOfName;
onBeforeVisitNode(node);
var visited = f(node);
if (currentLexicalScope !== savedCurrentScope) {
currentScopeFirstDeclarationsOfName = savedCurrentScopeFirstDeclarationsOfName;
}
currentLexicalScope = savedCurrentScope;
currentNameScope = savedCurrentNameScope;
return visited;
}
function onBeforeVisitNode(node) {
switch (node.kind) {
case 277:
case 244:
case 243:
case 216:
currentLexicalScope = node;
currentNameScope = undefined;
currentScopeFirstDeclarationsOfName = undefined;
break;
case 238:
case 237:
if (ts.hasModifier(node, 2)) {
break;
}
if (node.name) {
recordEmittedDeclarationInScope(node);
}
else {
ts.Debug.assert(node.kind === 238 || ts.hasModifier(node, 512));
}
if (ts.isClassDeclaration(node)) {
currentNameScope = node;
}
break;
}
}
function visitor(node) {
return saveStateAndInvoke(node, visitorWorker);
}
function visitorWorker(node) {
if (node.transformFlags & 1) {
return visitTypeScript(node);
}
else if (node.transformFlags & 2) {
return ts.visitEachChild(node, visitor, context);
}
return node;
}
function sourceElementVisitor(node) {
return saveStateAndInvoke(node, sourceElementVisitorWorker);
}
function sourceElementVisitorWorker(node) {
switch (node.kind) {
case 247:
case 246:
case 252:
case 253:
return visitEllidableStatement(node);
default:
return visitorWorker(node);
}
}
function visitEllidableStatement(node) {
var parsed = ts.getParseTreeNode(node);
if (parsed !== node) {
if (node.transformFlags & 2) {
return ts.visitEachChild(node, visitor, context);
}
return node;
}
switch (node.kind) {
case 247:
return visitImportDeclaration(node);
case 246:
return visitImportEqualsDeclaration(node);
case 252:
return visitExportAssignment(node);
case 253:
return visitExportDeclaration(node);
default:
ts.Debug.fail("Unhandled ellided statement");
}
}
function namespaceElementVisitor(node) {
return saveStateAndInvoke(node, namespaceElementVisitorWorker);
}
function namespaceElementVisitorWorker(node) {
if (node.kind === 253 ||
node.kind === 247 ||
node.kind === 248 ||
(node.kind === 246 &&
node.moduleReference.kind === 257)) {
return undefined;
}
else if (node.transformFlags & 1 || ts.hasModifier(node, 1)) {
return visitTypeScript(node);
}
else if (node.transformFlags & 2) {
return ts.visitEachChild(node, visitor, context);
}
return node;
}
function classElementVisitor(node) {
return saveStateAndInvoke(node, classElementVisitorWorker);
}
function classElementVisitorWorker(node) {
switch (node.kind) {
case 155:
return undefined;
case 152:
case 160:
case 156:
case 157:
case 154:
return visitorWorker(node);
case 215:
return node;
default:
return ts.Debug.failBadSyntaxKind(node);
}
}
function modifierVisitor(node) {
if (ts.modifierToFlag(node.kind) & 2270) {
return undefined;
}
else if (currentNamespace && node.kind === 84) {
return undefined;
}
return node;
}
function visitTypeScript(node) {
if (ts.hasModifier(node, 2) && ts.isStatement(node)) {
return ts.createNotEmittedStatement(node);
}
switch (node.kind) {
case 84:
case 79:
return currentNamespace ? undefined : node;
case 114:
case 112:
case 113:
case 117:
case 76:
case 124:
case 132:
case 167:
case 168:
case 169:
case 170:
case 166:
case 161:
case 148:
case 119:
case 142:
case 122:
case 137:
case 134:
case 131:
case 105:
case 138:
case 164:
case 163:
case 165:
case 162:
case 171:
case 172:
case 173:
case 175:
case 176:
case 177:
case 178:
case 179:
case 180:
case 160:
case 150:
case 240:
return undefined;
case 152:
return visitPropertyDeclaration(node);
case 245:
return undefined;
case 155:
return visitConstructor(node);
case 239:
return ts.createNotEmittedStatement(node);
case 238:
return visitClassDeclaration(node);
case 207:
return visitClassExpression(node);
case 271:
return visitHeritageClause(node);
case 209:
return visitExpressionWithTypeArguments(node);
case 154:
return visitMethodDeclaration(node);
case 156:
return visitGetAccessor(node);
case 157:
return visitSetAccessor(node);
case 237:
return visitFunctionDeclaration(node);
case 194:
return visitFunctionExpression(node);
case 195:
return visitArrowFunction(node);
case 149:
return visitParameter(node);
case 193:
return visitParenthesizedExpression(node);
case 192:
case 210:
return visitAssertionExpression(node);
case 189:
return visitCallExpression(node);
case 190:
return visitNewExpression(node);
case 191:
return visitTaggedTemplateExpression(node);
case 211:
return visitNonNullExpression(node);
case 241:
return visitEnumDeclaration(node);
case 217:
return visitVariableStatement(node);
case 235:
return visitVariableDeclaration(node);
case 242:
return visitModuleDeclaration(node);
case 246:
return visitImportEqualsDeclaration(node);
default:
return ts.Debug.failBadSyntaxKind(node);
}
}
function visitSourceFile(node) {
var alwaysStrict = ts.getStrictOptionValue(compilerOptions, "alwaysStrict") &&
!(ts.isExternalModule(node) && moduleKind >= ts.ModuleKind.ES2015) &&
!ts.isJsonSourceFile(node);
return ts.updateSourceFileNode(node, ts.visitLexicalEnvironment(node.statements, sourceElementVisitor, context, 0, alwaysStrict));
}
function shouldEmitDecorateCallForClass(node) {
if (node.decorators && node.decorators.length > 0) {
return true;
}
var constructor = ts.getFirstConstructorWithBody(node);
if (constructor) {
return ts.forEach(constructor.parameters, shouldEmitDecorateCallForParameter);
}
return false;
}
function shouldEmitDecorateCallForParameter(parameter) {
return parameter.decorators !== undefined && parameter.decorators.length > 0;
}
function getClassFacts(node, staticProperties) {
var facts = 0;
if (ts.some(staticProperties))
facts |= 1;
var extendsClauseElement = ts.getEffectiveBaseTypeNode(node);
if (extendsClauseElement && ts.skipOuterExpressions(extendsClauseElement.expression).kind !== 95)
facts |= 64;
if (shouldEmitDecorateCallForClass(node))
facts |= 2;
if (ts.childIsDecorated(node))
facts |= 4;
if (isExportOfNamespace(node))
facts |= 8;
else if (isDefaultExternalModuleExport(node))
facts |= 32;
else if (isNamedExternalModuleExport(node))
facts |= 16;
if (languageVersion <= 1 && (facts & 7))
facts |= 128;
return facts;
}
function visitClassDeclaration(node) {
var savedPendingExpressions = pendingExpressions;
pendingExpressions = undefined;
var staticProperties = getInitializedProperties(node, true);
var facts = getClassFacts(node, staticProperties);
if (facts & 128) {
context.startLexicalEnvironment();
}
var name = node.name || (facts & 5 ? ts.getGeneratedNameForNode(node) : undefined);
var classStatement = facts & 2
? createClassDeclarationHeadWithDecorators(node, name, facts)
: createClassDeclarationHeadWithoutDecorators(node, name, facts);
var statements = [classStatement];
if (ts.some(pendingExpressions)) {
statements.push(ts.createExpressionStatement(ts.inlineExpressions(pendingExpressions)));
}
pendingExpressions = savedPendingExpressions;
if (facts & 1) {
addInitializedPropertyStatements(statements, staticProperties, facts & 128 ? ts.getInternalName(node) : ts.getLocalName(node));
}
addClassElementDecorationStatements(statements, node, false);
addClassElementDecorationStatements(statements, node, true);
addConstructorDecorationStatement(statements, node);
if (facts & 128) {
var closingBraceLocation = ts.createTokenRange(ts.skipTrivia(currentSourceFile.text, node.members.end), 18);
var localName = ts.getInternalName(node);
var outer = ts.createPartiallyEmittedExpression(localName);
outer.end = closingBraceLocation.end;
ts.setEmitFlags(outer, 1536);
var statement = ts.createReturn(outer);
statement.pos = closingBraceLocation.pos;
ts.setEmitFlags(statement, 1536 | 384);
statements.push(statement);
ts.prependStatements(statements, context.endLexicalEnvironment());
var iife = ts.createImmediatelyInvokedArrowFunction(statements);
ts.setEmitFlags(iife, 33554432);
var varStatement = ts.createVariableStatement(undefined, ts.createVariableDeclarationList([
ts.createVariableDeclaration(ts.getLocalName(node, false, false), undefined, iife)
]));
ts.setOriginalNode(varStatement, node);
ts.setCommentRange(varStatement, node);
ts.setSourceMapRange(varStatement, ts.moveRangePastDecorators(node));
ts.startOnNewLine(varStatement);
statements = [varStatement];
}
if (facts & 8) {
addExportMemberAssignment(statements, node);
}
else if (facts & 128 || facts & 2) {
if (facts & 32) {
statements.push(ts.createExportDefault(ts.getLocalName(node, false, true)));
}
else if (facts & 16) {
statements.push(ts.createExternalModuleExport(ts.getLocalName(node, false, true)));
}
}
if (statements.length > 1) {
statements.push(ts.createEndOfDeclarationMarker(node));
ts.setEmitFlags(classStatement, ts.getEmitFlags(classStatement) | 4194304);
}
return ts.singleOrMany(statements);
}
function createClassDeclarationHeadWithoutDecorators(node, name, facts) {
var modifiers = !(facts & 128)
? ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier)
: undefined;
var classDeclaration = ts.createClassDeclaration(undefined, modifiers, name, undefined, ts.visitNodes(node.heritageClauses, visitor, ts.isHeritageClause), transformClassMembers(node, (facts & 64) !== 0));
var emitFlags = ts.getEmitFlags(node);
if (facts & 1) {
emitFlags |= 32;
}
ts.setTextRange(classDeclaration, node);
ts.setOriginalNode(classDeclaration, node);
ts.setEmitFlags(classDeclaration, emitFlags);
return classDeclaration;
}
function createClassDeclarationHeadWithDecorators(node, name, facts) {
var location = ts.moveRangePastDecorators(node);
var classAlias = getClassAliasIfNeeded(node);
var declName = ts.getLocalName(node, false, true);
var heritageClauses = ts.visitNodes(node.heritageClauses, visitor, ts.isHeritageClause);
var members = transformClassMembers(node, (facts & 64) !== 0);
var classExpression = ts.createClassExpression(undefined, name, undefined, heritageClauses, members);
ts.setOriginalNode(classExpression, node);
ts.setTextRange(classExpression, location);
var statement = ts.createVariableStatement(undefined, ts.createVariableDeclarationList([
ts.createVariableDeclaration(declName, undefined, classAlias ? ts.createAssignment(classAlias, classExpression) : classExpression)
], 1));
ts.setOriginalNode(statement, node);
ts.setTextRange(statement, location);
ts.setCommentRange(statement, node);
return statement;
}
function visitClassExpression(node) {
var savedPendingExpressions = pendingExpressions;
pendingExpressions = undefined;
var staticProperties = getInitializedProperties(node, true);
var heritageClauses = ts.visitNodes(node.heritageClauses, visitor, ts.isHeritageClause);
var members = transformClassMembers(node, ts.some(heritageClauses, function (c) { return c.token === 85; }));
var classExpression = ts.createClassExpression(undefined, node.name, undefined, heritageClauses, members);
ts.setOriginalNode(classExpression, node);
ts.setTextRange(classExpression, node);
if (ts.some(staticProperties) || ts.some(pendingExpressions)) {
var expressions = [];
var isClassWithConstructorReference = resolver.getNodeCheckFlags(node) & 8388608;
var temp = ts.createTempVariable(hoistVariableDeclaration, !!isClassWithConstructorReference);
if (isClassWithConstructorReference) {
enableSubstitutionForClassAliases();
var alias = ts.getSynthesizedClone(temp);
alias.autoGenerateFlags &= ~8;
classAliases[ts.getOriginalNodeId(node)] = alias;
}
ts.setEmitFlags(classExpression, 65536 | ts.getEmitFlags(classExpression));
expressions.push(ts.startOnNewLine(ts.createAssignment(temp, classExpression)));
ts.addRange(expressions, ts.map(pendingExpressions, ts.startOnNewLine));
pendingExpressions = savedPendingExpressions;
ts.addRange(expressions, generateInitializedPropertyExpressions(staticProperties, temp));
expressions.push(ts.startOnNewLine(temp));
return ts.inlineExpressions(expressions);
}
pendingExpressions = savedPendingExpressions;
return classExpression;
}
function transformClassMembers(node, isDerivedClass) {
var members = [];
var constructor = transformConstructor(node, isDerivedClass);
if (constructor) {
members.push(constructor);
}
ts.addRange(members, ts.visitNodes(node.members, classElementVisitor, ts.isClassElement));
return ts.setTextRange(ts.createNodeArray(members), node.members);
}
function transformConstructor(node, isDerivedClass) {
var hasInstancePropertyWithInitializer = ts.forEach(node.members, isInstanceInitializedProperty);
var hasParameterPropertyAssignments = node.transformFlags & 262144;
var constructor = ts.getFirstConstructorWithBody(node);
if (!hasInstancePropertyWithInitializer && !hasParameterPropertyAssignments) {
return ts.visitEachChild(constructor, visitor, context);
}
var parameters = transformConstructorParameters(constructor);
var body = transformConstructorBody(node, constructor, isDerivedClass);
return ts.startOnNewLine(ts.setOriginalNode(ts.setTextRange(ts.createConstructor(undefined, undefined, parameters, body), constructor || node), constructor));
}
function transformConstructorParameters(constructor) {
return ts.visitParameterList(constructor && constructor.parameters, visitor, context)
|| [];
}
function transformConstructorBody(node, constructor, isDerivedClass) {
var statements = [];
var indexOfFirstStatement = 0;
resumeLexicalEnvironment();
if (constructor) {
indexOfFirstStatement = addPrologueDirectivesAndInitialSuperCall(constructor, statements);
var propertyAssignments = getParametersWithPropertyAssignments(constructor);
ts.addRange(statements, ts.map(propertyAssignments, transformParameterWithPropertyAssignment));
}
else if (isDerivedClass) {
statements.push(ts.createExpressionStatement(ts.createCall(ts.createSuper(), undefined, [ts.createSpread(ts.createIdentifier("arguments"))])));
}
var properties = getInitializedProperties(node, false);
addInitializedPropertyStatements(statements, properties, ts.createThis());
if (constructor) {
ts.addRange(statements, ts.visitNodes(constructor.body.statements, visitor, ts.isStatement, indexOfFirstStatement));
}
statements = ts.mergeLexicalEnvironment(statements, endLexicalEnvironment());
return ts.setTextRange(ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), constructor ? constructor.body.statements : node.members), true), constructor ? constructor.body : undefined);
}
function addPrologueDirectivesAndInitialSuperCall(ctor, result) {
if (ctor.body) {
var statements = ctor.body.statements;
var index = ts.addPrologue(result, statements, false, visitor);
if (index === statements.length) {
return index;
}
var statement = statements[index];
if (statement.kind === 219 && ts.isSuperCall(statement.expression)) {
result.push(ts.visitNode(statement, visitor, ts.isStatement));
return index + 1;
}
return index;
}
return 0;
}
function getParametersWithPropertyAssignments(node) {
return ts.filter(node.parameters, isParameterWithPropertyAssignment);
}
function isParameterWithPropertyAssignment(parameter) {
return ts.hasModifier(parameter, 92)
&& ts.isIdentifier(parameter.name);
}
function transformParameterWithPropertyAssignment(node) {
ts.Debug.assert(ts.isIdentifier(node.name));
var name = node.name;
var propertyName = ts.getMutableClone(name);
ts.setEmitFlags(propertyName, 1536 | 48);
var localName = ts.getMutableClone(name);
ts.setEmitFlags(localName, 1536);
return ts.startOnNewLine(ts.setEmitFlags(ts.setTextRange(ts.createExpressionStatement(ts.createAssignment(ts.setTextRange(ts.createPropertyAccess(ts.createThis(), propertyName), node.name), localName)), ts.moveRangePos(node, -1)), 1536));
}
function getInitializedProperties(node, isStatic) {
return ts.filter(node.members, isStatic ? isStaticInitializedProperty : isInstanceInitializedProperty);
}
function isStaticInitializedProperty(member) {
return isInitializedProperty(member, true);
}
function isInstanceInitializedProperty(member) {
return isInitializedProperty(member, false);
}
function isInitializedProperty(member, isStatic) {
return member.kind === 152
&& isStatic === ts.hasModifier(member, 32)
&& member.initializer !== undefined;
}
function addInitializedPropertyStatements(statements, properties, receiver) {
for (var _i = 0, properties_10 = properties; _i < properties_10.length; _i++) {
var property = properties_10[_i];
var statement = ts.createExpressionStatement(transformInitializedProperty(property, receiver));
ts.setSourceMapRange(statement, ts.moveRangePastModifiers(property));
ts.setCommentRange(statement, property);
statements.push(statement);
}
}
function generateInitializedPropertyExpressions(properties, receiver) {
var expressions = [];
for (var _i = 0, properties_11 = properties; _i < properties_11.length; _i++) {
var property = properties_11[_i];
var expression = transformInitializedProperty(property, receiver);
ts.startOnNewLine(expression);
ts.setSourceMapRange(expression, ts.moveRangePastModifiers(property));
ts.setCommentRange(expression, property);
expressions.push(expression);
}
return expressions;
}
function transformInitializedProperty(property, receiver) {
var propertyName = ts.isComputedPropertyName(property.name) && !isSimpleInlineableExpression(property.name.expression)
? ts.updateComputedPropertyName(property.name, ts.getGeneratedNameForNode(property.name))
: property.name;
var initializer = ts.visitNode(property.initializer, visitor, ts.isExpression);
var memberAccess = ts.createMemberAccessForPropertyName(receiver, propertyName, propertyName);
return ts.createAssignment(memberAccess, initializer);
}
function getDecoratedClassElements(node, isStatic) {
return ts.filter(node.members, isStatic ? function (m) { return isStaticDecoratedClassElement(m, node); } : function (m) { return isInstanceDecoratedClassElement(m, node); });
}
function isStaticDecoratedClassElement(member, parent) {
return isDecoratedClassElement(member, true, parent);
}
function isInstanceDecoratedClassElement(member, parent) {
return isDecoratedClassElement(member, false, parent);
}
function isDecoratedClassElement(member, isStatic, parent) {
return ts.nodeOrChildIsDecorated(member, parent)
&& isStatic === ts.hasModifier(member, 32);
}
function getDecoratorsOfParameters(node) {
var decorators;
if (node) {
var parameters = node.parameters;
for (var i = 0; i < parameters.length; i++) {
var parameter = parameters[i];
if (decorators || parameter.decorators) {
if (!decorators) {
decorators = new Array(parameters.length);
}
decorators[i] = parameter.decorators;
}
}
}
return decorators;
}
function getAllDecoratorsOfConstructor(node) {
var decorators = node.decorators;
var parameters = getDecoratorsOfParameters(ts.getFirstConstructorWithBody(node));
if (!decorators && !parameters) {
return undefined;
}
return {
decorators: decorators,
parameters: parameters
};
}
function getAllDecoratorsOfClassElement(node, member) {
switch (member.kind) {
case 156:
case 157:
return getAllDecoratorsOfAccessors(node, member);
case 154:
return getAllDecoratorsOfMethod(member);
case 152:
return getAllDecoratorsOfProperty(member);
default:
return undefined;
}
}
function getAllDecoratorsOfAccessors(node, accessor) {
if (!accessor.body) {
return undefined;
}
var _a = ts.getAllAccessorDeclarations(node.members, accessor), firstAccessor = _a.firstAccessor, secondAccessor = _a.secondAccessor, setAccessor = _a.setAccessor;
var firstAccessorWithDecorators = firstAccessor.decorators ? firstAccessor : secondAccessor && secondAccessor.decorators ? secondAccessor : undefined;
if (!firstAccessorWithDecorators || accessor !== firstAccessorWithDecorators) {
return undefined;
}
var decorators = firstAccessorWithDecorators.decorators;
var parameters = getDecoratorsOfParameters(setAccessor);
if (!decorators && !parameters) {
return undefined;
}
return { decorators: decorators, parameters: parameters };
}
function getAllDecoratorsOfMethod(method) {
if (!method.body) {
return undefined;
}
var decorators = method.decorators;
var parameters = getDecoratorsOfParameters(method);
if (!decorators && !parameters) {
return undefined;
}
return { decorators: decorators, parameters: parameters };
}
function getAllDecoratorsOfProperty(property) {
var decorators = property.decorators;
if (!decorators) {
return undefined;
}
return { decorators: decorators };
}
function transformAllDecoratorsOfDeclaration(node, container, allDecorators) {
if (!allDecorators) {
return undefined;
}
var decoratorExpressions = [];
ts.addRange(decoratorExpressions, ts.map(allDecorators.decorators, transformDecorator));
ts.addRange(decoratorExpressions, ts.flatMap(allDecorators.parameters, transformDecoratorsOfParameter));
addTypeMetadata(node, container, decoratorExpressions);
return decoratorExpressions;
}
function addClassElementDecorationStatements(statements, node, isStatic) {
ts.addRange(statements, ts.map(generateClassElementDecorationExpressions(node, isStatic), expressionToStatement));
}
function generateClassElementDecorationExpressions(node, isStatic) {
var members = getDecoratedClassElements(node, isStatic);
var expressions;
for (var _i = 0, members_5 = members; _i < members_5.length; _i++) {
var member = members_5[_i];
var expression = generateClassElementDecorationExpression(node, member);
if (expression) {
if (!expressions) {
expressions = [expression];
}
else {
expressions.push(expression);
}
}
}
return expressions;
}
function generateClassElementDecorationExpression(node, member) {
var allDecorators = getAllDecoratorsOfClassElement(node, member);
var decoratorExpressions = transformAllDecoratorsOfDeclaration(member, node, allDecorators);
if (!decoratorExpressions) {
return undefined;
}
var prefix = getClassMemberPrefix(node, member);
var memberName = getExpressionForPropertyName(member, true);
var descriptor = languageVersion > 0
? member.kind === 152
? ts.createVoidZero()
: ts.createNull()
: undefined;
var helper = createDecorateHelper(context, decoratorExpressions, prefix, memberName, descriptor, ts.moveRangePastDecorators(member));
ts.setEmitFlags(helper, 1536);
return helper;
}
function addConstructorDecorationStatement(statements, node) {
var expression = generateConstructorDecorationExpression(node);
if (expression) {
statements.push(ts.setOriginalNode(ts.createExpressionStatement(expression), node));
}
}
function generateConstructorDecorationExpression(node) {
var allDecorators = getAllDecoratorsOfConstructor(node);
var decoratorExpressions = transformAllDecoratorsOfDeclaration(node, node, allDecorators);
if (!decoratorExpressions) {
return undefined;
}
var classAlias = classAliases && classAliases[ts.getOriginalNodeId(node)];
var localName = ts.getLocalName(node, false, true);
var decorate = createDecorateHelper(context, decoratorExpressions, localName);
var expression = ts.createAssignment(localName, classAlias ? ts.createAssignment(classAlias, decorate) : decorate);
ts.setEmitFlags(expression, 1536);
ts.setSourceMapRange(expression, ts.moveRangePastDecorators(node));
return expression;
}
function transformDecorator(decorator) {
return ts.visitNode(decorator.expression, visitor, ts.isExpression);
}
function transformDecoratorsOfParameter(decorators, parameterOffset) {
var expressions;
if (decorators) {
expressions = [];
for (var _i = 0, decorators_1 = decorators; _i < decorators_1.length; _i++) {
var decorator = decorators_1[_i];
var helper = createParamHelper(context, transformDecorator(decorator), parameterOffset, decorator.expression);
ts.setEmitFlags(helper, 1536);
expressions.push(helper);
}
}
return expressions;
}
function addTypeMetadata(node, container, decoratorExpressions) {
if (USE_NEW_TYPE_METADATA_FORMAT) {
addNewTypeMetadata(node, container, decoratorExpressions);
}
else {
addOldTypeMetadata(node, container, decoratorExpressions);
}
}
function addOldTypeMetadata(node, container, decoratorExpressions) {
if (compilerOptions.emitDecoratorMetadata) {
if (shouldAddTypeMetadata(node)) {
decoratorExpressions.push(createMetadataHelper(context, "design:type", serializeTypeOfNode(node)));
}
if (shouldAddParamTypesMetadata(node)) {
decoratorExpressions.push(createMetadataHelper(context, "design:paramtypes", serializeParameterTypesOfNode(node, container)));
}
if (shouldAddReturnTypeMetadata(node)) {
decoratorExpressions.push(createMetadataHelper(context, "design:returntype", serializeReturnTypeOfNode(node)));
}
}
}
function addNewTypeMetadata(node, container, decoratorExpressions) {
if (compilerOptions.emitDecoratorMetadata) {
var properties = void 0;
if (shouldAddTypeMetadata(node)) {
(properties || (properties = [])).push(ts.createPropertyAssignment("type", ts.createArrowFunction(undefined, undefined, [], undefined, ts.createToken(36), serializeTypeOfNode(node))));
}
if (shouldAddParamTypesMetadata(node)) {
(properties || (properties = [])).push(ts.createPropertyAssignment("paramTypes", ts.createArrowFunction(undefined, undefined, [], undefined, ts.createToken(36), serializeParameterTypesOfNode(node, container))));
}
if (shouldAddReturnTypeMetadata(node)) {
(properties || (properties = [])).push(ts.createPropertyAssignment("returnType", ts.createArrowFunction(undefined, undefined, [], undefined, ts.createToken(36), serializeReturnTypeOfNode(node))));
}
if (properties) {
decoratorExpressions.push(createMetadataHelper(context, "design:typeinfo", ts.createObjectLiteral(properties, true)));
}
}
}
function shouldAddTypeMetadata(node) {
var kind = node.kind;
return kind === 154
|| kind === 156
|| kind === 157
|| kind === 152;
}
function shouldAddReturnTypeMetadata(node) {
return node.kind === 154;
}
function shouldAddParamTypesMetadata(node) {
switch (node.kind) {
case 238:
case 207:
return ts.getFirstConstructorWithBody(node) !== undefined;
case 154:
case 156:
case 157:
return true;
}
return false;
}
function serializeTypeOfNode(node) {
switch (node.kind) {
case 152:
case 149:
case 156:
return serializeTypeNode(node.type);
case 157:
return serializeTypeNode(ts.getSetAccessorTypeAnnotationNode(node));
case 238:
case 207:
case 154:
return ts.createIdentifier("Function");
default:
return ts.createVoidZero();
}
}
function serializeParameterTypesOfNode(node, container) {
var valueDeclaration = ts.isClassLike(node)
? ts.getFirstConstructorWithBody(node)
: ts.isFunctionLike(node) && ts.nodeIsPresent(node.body)
? node
: undefined;
var expressions = [];
if (valueDeclaration) {
var parameters = getParametersOfDecoratedDeclaration(valueDeclaration, container);
var numParameters = parameters.length;
for (var i = 0; i < numParameters; i++) {
var parameter = parameters[i];
if (i === 0 && ts.isIdentifier(parameter.name) && parameter.name.escapedText === "this") {
continue;
}
if (parameter.dotDotDotToken) {
expressions.push(serializeTypeNode(ts.getRestParameterElementType(parameter.type)));
}
else {
expressions.push(serializeTypeOfNode(parameter));
}
}
}
return ts.createArrayLiteral(expressions);
}
function getParametersOfDecoratedDeclaration(node, container) {
if (container && node.kind === 156) {
var setAccessor = ts.getAllAccessorDeclarations(container.members, node).setAccessor;
if (setAccessor) {
return setAccessor.parameters;
}
}
return node.parameters;
}
function serializeReturnTypeOfNode(node) {
if (ts.isFunctionLike(node) && node.type) {
return serializeTypeNode(node.type);
}
else if (ts.isAsyncFunction(node)) {
return ts.createIdentifier("Promise");
}
return ts.createVoidZero();
}
function serializeTypeNode(node) {
if (node === undefined) {
return ts.createIdentifier("Object");
}
switch (node.kind) {
case 105:
case 140:
case 95:
case 131:
return ts.createVoidZero();
case 175:
return serializeTypeNode(node.type);
case 163:
case 164:
return ts.createIdentifier("Function");
case 167:
case 168:
return ts.createIdentifier("Array");
case 161:
case 122:
return ts.createIdentifier("Boolean");
case 137:
return ts.createIdentifier("String");
case 135:
return ts.createIdentifier("Object");
case 180:
switch (node.literal.kind) {
case 9:
return ts.createIdentifier("String");
case 8:
return ts.createIdentifier("Number");
case 101:
case 86:
return ts.createIdentifier("Boolean");
default:
return ts.Debug.failBadSyntaxKind(node.literal);
}
case 134:
return ts.createIdentifier("Number");
case 138:
return languageVersion < 2
? getGlobalSymbolNameWithFallback()
: ts.createIdentifier("Symbol");
case 162:
return serializeTypeReferenceNode(node);
case 172:
case 171:
return serializeUnionOrIntersectionType(node);
case 165:
case 177:
case 178:
case 179:
case 166:
case 119:
case 142:
case 176:
case 181:
break;
default:
return ts.Debug.failBadSyntaxKind(node);
}
return ts.createIdentifier("Object");
}
function serializeUnionOrIntersectionType(node) {
var serializedUnion;
for (var _i = 0, _a = node.types; _i < _a.length; _i++) {
var typeNode = _a[_i];
while (typeNode.kind === 175) {
typeNode = typeNode.type;
}
if (typeNode.kind === 131) {
continue;
}
if (!strictNullChecks && (typeNode.kind === 95 || typeNode.kind === 140)) {
continue;
}
var serializedIndividual = serializeTypeNode(typeNode);
if (ts.isIdentifier(serializedIndividual) && serializedIndividual.escapedText === "Object") {
return serializedIndividual;
}
else if (serializedUnion) {
if (!ts.isIdentifier(serializedUnion) ||
!ts.isIdentifier(serializedIndividual) ||
serializedUnion.escapedText !== serializedIndividual.escapedText) {
return ts.createIdentifier("Object");
}
}
else {
serializedUnion = serializedIndividual;
}
}
return serializedUnion || ts.createVoidZero();
}
function serializeTypeReferenceNode(node) {
var kind = resolver.getTypeReferenceSerializationKind(node.typeName, currentNameScope || currentLexicalScope);
switch (kind) {
case ts.TypeReferenceSerializationKind.Unknown:
var serialized = serializeEntityNameAsExpression(node.typeName, true);
var temp = ts.createTempVariable(hoistVariableDeclaration);
return ts.createLogicalOr(ts.createLogicalAnd(ts.createTypeCheck(ts.createAssignment(temp, serialized), "function"), temp), ts.createIdentifier("Object"));
case ts.TypeReferenceSerializationKind.TypeWithConstructSignatureAndValue:
return serializeEntityNameAsExpression(node.typeName, false);
case ts.TypeReferenceSerializationKind.VoidNullableOrNeverType:
return ts.createVoidZero();
case ts.TypeReferenceSerializationKind.BooleanType:
return ts.createIdentifier("Boolean");
case ts.TypeReferenceSerializationKind.NumberLikeType:
return ts.createIdentifier("Number");
case ts.TypeReferenceSerializationKind.StringLikeType:
return ts.createIdentifier("String");
case ts.TypeReferenceSerializationKind.ArrayLikeType:
return ts.createIdentifier("Array");
case ts.TypeReferenceSerializationKind.ESSymbolType:
return languageVersion < 2
? getGlobalSymbolNameWithFallback()
: ts.createIdentifier("Symbol");
case ts.TypeReferenceSerializationKind.TypeWithCallSignature:
return ts.createIdentifier("Function");
case ts.TypeReferenceSerializationKind.Promise:
return ts.createIdentifier("Promise");
case ts.TypeReferenceSerializationKind.ObjectType:
return ts.createIdentifier("Object");
default:
return ts.Debug.assertNever(kind);
}
}
function serializeEntityNameAsExpression(node, useFallback) {
switch (node.kind) {
case 71:
var name = ts.getMutableClone(node);
name.flags &= ~8;
name.original = undefined;
name.parent = ts.getParseTreeNode(currentLexicalScope);
if (useFallback) {
return ts.createLogicalAnd(ts.createStrictInequality(ts.createTypeOf(name), ts.createLiteral("undefined")), name);
}
return name;
case 146:
return serializeQualifiedNameAsExpression(node, useFallback);
}
}
function serializeQualifiedNameAsExpression(node, useFallback) {
var left;
if (node.left.kind === 71) {
left = serializeEntityNameAsExpression(node.left, useFallback);
}
else if (useFallback) {
var temp = ts.createTempVariable(hoistVariableDeclaration);
left = ts.createLogicalAnd(ts.createAssignment(temp, serializeEntityNameAsExpression(node.left, true)), temp);
}
else {
left = serializeEntityNameAsExpression(node.left, false);
}
return ts.createPropertyAccess(left, node.right);
}
function getGlobalSymbolNameWithFallback() {
return ts.createConditional(ts.createTypeCheck(ts.createIdentifier("Symbol"), "function"), ts.createIdentifier("Symbol"), ts.createIdentifier("Object"));
}
function isSimpleInlineableExpression(expression) {
return !ts.isIdentifier(expression) && ts.isSimpleCopiableExpression(expression) ||
ts.isWellKnownSymbolSyntactically(expression);
}
function getExpressionForPropertyName(member, generateNameForComputedPropertyName) {
var name = member.name;
if (ts.isComputedPropertyName(name)) {
return generateNameForComputedPropertyName && !isSimpleInlineableExpression(name.expression)
? ts.getGeneratedNameForNode(name)
: name.expression;
}
else if (ts.isIdentifier(name)) {
return ts.createLiteral(ts.idText(name));
}
else {
return ts.getSynthesizedClone(name);
}
}
function getPropertyNameExpressionIfNeeded(name, shouldHoist, omitSimple) {
if (ts.isComputedPropertyName(name)) {
var expression = ts.visitNode(name.expression, visitor, ts.isExpression);
var innerExpression = ts.skipPartiallyEmittedExpressions(expression);
var inlinable = isSimpleInlineableExpression(innerExpression);
if (!inlinable && shouldHoist) {
var generatedName = ts.getGeneratedNameForNode(name);
hoistVariableDeclaration(generatedName);
return ts.createAssignment(generatedName, expression);
}
return (omitSimple && (inlinable || ts.isIdentifier(innerExpression))) ? undefined : expression;
}
}
function visitPropertyNameOfClassElement(member) {
var name = member.name;
var expr = getPropertyNameExpressionIfNeeded(name, ts.some(member.decorators), false);
if (expr) {
if (ts.some(pendingExpressions)) {
expr = ts.inlineExpressions(pendingExpressions.concat([expr]));
pendingExpressions.length = 0;
}
return ts.updateComputedPropertyName(name, expr);
}
else {
return name;
}
}
function visitHeritageClause(node) {
if (node.token === 85) {
var types = ts.visitNodes(node.types, visitor, ts.isExpressionWithTypeArguments, 0, 1);
return ts.setTextRange(ts.createHeritageClause(85, types), node);
}
return undefined;
}
function visitExpressionWithTypeArguments(node) {
return ts.updateExpressionWithTypeArguments(node, undefined, ts.visitNode(node.expression, visitor, ts.isLeftHandSideExpression));
}
function shouldEmitFunctionLikeDeclaration(node) {
return !ts.nodeIsMissing(node.body);
}
function visitPropertyDeclaration(node) {
var expr = getPropertyNameExpressionIfNeeded(node.name, ts.some(node.decorators) || !!node.initializer, true);
if (expr && !isSimpleInlineableExpression(expr)) {
(pendingExpressions || (pendingExpressions = [])).push(expr);
}
return undefined;
}
function visitConstructor(node) {
if (!shouldEmitFunctionLikeDeclaration(node)) {
return undefined;
}
return ts.updateConstructor(node, ts.visitNodes(node.decorators, visitor, ts.isDecorator), ts.visitNodes(node.modifiers, visitor, ts.isModifier), ts.visitParameterList(node.parameters, visitor, context), ts.visitFunctionBody(node.body, visitor, context));
}
function visitMethodDeclaration(node) {
if (!shouldEmitFunctionLikeDeclaration(node)) {
return undefined;
}
var updated = ts.updateMethod(node, undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, visitPropertyNameOfClassElement(node), undefined, undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, ts.visitFunctionBody(node.body, visitor, context));
if (updated !== node) {
ts.setCommentRange(updated, node);
ts.setSourceMapRange(updated, ts.moveRangePastDecorators(node));
}
return updated;
}
function shouldEmitAccessorDeclaration(node) {
return !(ts.nodeIsMissing(node.body) && ts.hasModifier(node, 128));
}
function visitGetAccessor(node) {
if (!shouldEmitAccessorDeclaration(node)) {
return undefined;
}
var updated = ts.updateGetAccessor(node, undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), visitPropertyNameOfClassElement(node), ts.visitParameterList(node.parameters, visitor, context), undefined, ts.visitFunctionBody(node.body, visitor, context) || ts.createBlock([]));
if (updated !== node) {
ts.setCommentRange(updated, node);
ts.setSourceMapRange(updated, ts.moveRangePastDecorators(node));
}
return updated;
}
function visitSetAccessor(node) {
if (!shouldEmitAccessorDeclaration(node)) {
return undefined;
}
var updated = ts.updateSetAccessor(node, undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), visitPropertyNameOfClassElement(node), ts.visitParameterList(node.parameters, visitor, context), ts.visitFunctionBody(node.body, visitor, context) || ts.createBlock([]));
if (updated !== node) {
ts.setCommentRange(updated, node);
ts.setSourceMapRange(updated, ts.moveRangePastDecorators(node));
}
return updated;
}
function visitFunctionDeclaration(node) {
if (!shouldEmitFunctionLikeDeclaration(node)) {
return ts.createNotEmittedStatement(node);
}
var updated = ts.updateFunctionDeclaration(node, undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, node.name, undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, ts.visitFunctionBody(node.body, visitor, context) || ts.createBlock([]));
if (isExportOfNamespace(node)) {
var statements = [updated];
addExportMemberAssignment(statements, node);
return statements;
}
return updated;
}
function visitFunctionExpression(node) {
if (!shouldEmitFunctionLikeDeclaration(node)) {
return ts.createOmittedExpression();
}
var updated = ts.updateFunctionExpression(node, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, node.name, undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, ts.visitFunctionBody(node.body, visitor, context) || ts.createBlock([]));
return updated;
}
function visitArrowFunction(node) {
var updated = ts.updateArrowFunction(node, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, node.equalsGreaterThanToken, ts.visitFunctionBody(node.body, visitor, context));
return updated;
}
function visitParameter(node) {
if (ts.parameterIsThisKeyword(node)) {
return undefined;
}
var parameter = ts.createParameter(undefined, undefined, node.dotDotDotToken, ts.visitNode(node.name, visitor, ts.isBindingName), undefined, undefined, ts.visitNode(node.initializer, visitor, ts.isExpression));
ts.setOriginalNode(parameter, node);
ts.setTextRange(parameter, ts.moveRangePastModifiers(node));
ts.setCommentRange(parameter, node);
ts.setSourceMapRange(parameter, ts.moveRangePastModifiers(node));
ts.setEmitFlags(parameter.name, 32);
return parameter;
}
function visitVariableStatement(node) {
if (isExportOfNamespace(node)) {
var variables = ts.getInitializedVariables(node.declarationList);
if (variables.length === 0) {
return undefined;
}
return ts.setTextRange(ts.createExpressionStatement(ts.inlineExpressions(ts.map(variables, transformInitializedVariable))), node);
}
else {
return ts.visitEachChild(node, visitor, context);
}
}
function transformInitializedVariable(node) {
var name = node.name;
if (ts.isBindingPattern(name)) {
return ts.flattenDestructuringAssignment(node, visitor, context, 0, false, createNamespaceExportExpression);
}
else {
return ts.setTextRange(ts.createAssignment(getNamespaceMemberNameWithSourceMapsAndWithoutComments(name), ts.visitNode(node.initializer, visitor, ts.isExpression)), node);
}
}
function visitVariableDeclaration(node) {
return ts.updateVariableDeclaration(node, ts.visitNode(node.name, visitor, ts.isBindingName), undefined, ts.visitNode(node.initializer, visitor, ts.isExpression));
}
function visitParenthesizedExpression(node) {
var innerExpression = ts.skipOuterExpressions(node.expression, ~2);
if (ts.isAssertionExpression(innerExpression)) {
var expression = ts.visitNode(node.expression, visitor, ts.isExpression);
if (ts.length(ts.getLeadingCommentRangesOfNode(expression, currentSourceFile))) {
return ts.updateParen(node, expression);
}
return ts.createPartiallyEmittedExpression(expression, node);
}
return ts.visitEachChild(node, visitor, context);
}
function visitAssertionExpression(node) {
var expression = ts.visitNode(node.expression, visitor, ts.isExpression);
return ts.createPartiallyEmittedExpression(expression, node);
}
function visitNonNullExpression(node) {
var expression = ts.visitNode(node.expression, visitor, ts.isLeftHandSideExpression);
return ts.createPartiallyEmittedExpression(expression, node);
}
function visitCallExpression(node) {
return ts.updateCall(node, ts.visitNode(node.expression, visitor, ts.isExpression), undefined, ts.visitNodes(node.arguments, visitor, ts.isExpression));
}
function visitNewExpression(node) {
return ts.updateNew(node, ts.visitNode(node.expression, visitor, ts.isExpression), undefined, ts.visitNodes(node.arguments, visitor, ts.isExpression));
}
function visitTaggedTemplateExpression(node) {
return ts.updateTaggedTemplate(node, ts.visitNode(node.tag, visitor, ts.isExpression), undefined, ts.visitNode(node.template, visitor, ts.isExpression));
}
function shouldEmitEnumDeclaration(node) {
return !ts.isEnumConst(node)
|| compilerOptions.preserveConstEnums
|| compilerOptions.isolatedModules;
}
function visitEnumDeclaration(node) {
if (!shouldEmitEnumDeclaration(node)) {
return undefined;
}
var statements = [];
var emitFlags = 2;
if (addVarForEnumOrModuleDeclaration(statements, node)) {
if (moduleKind !== ts.ModuleKind.System || currentLexicalScope !== currentSourceFile) {
emitFlags |= 512;
}
}
var parameterName = getNamespaceParameterName(node);
var containerName = getNamespaceContainerName(node);
var exportName = ts.hasModifier(node, 1)
? ts.getExternalModuleOrNamespaceExportName(currentNamespaceContainerName, node, false, true)
: ts.getLocalName(node, false, true);
var moduleArg = ts.createLogicalOr(exportName, ts.createAssignment(exportName, ts.createObjectLiteral()));
if (hasNamespaceQualifiedExportName(node)) {
var localName = ts.getLocalName(node, false, true);
moduleArg = ts.createAssignment(localName, moduleArg);
}
var enumStatement = ts.createExpressionStatement(ts.createCall(ts.createFunctionExpression(undefined, undefined, undefined, undefined, [ts.createParameter(undefined, undefined, undefined, parameterName)], undefined, transformEnumBody(node, containerName)), undefined, [moduleArg]));
ts.setOriginalNode(enumStatement, node);
ts.setTextRange(enumStatement, node);
ts.setEmitFlags(enumStatement, emitFlags);
statements.push(enumStatement);
statements.push(ts.createEndOfDeclarationMarker(node));
return statements;
}
function transformEnumBody(node, localName) {
var savedCurrentNamespaceLocalName = currentNamespaceContainerName;
currentNamespaceContainerName = localName;
var statements = [];
startLexicalEnvironment();
var members = ts.map(node.members, transformEnumMember);
ts.prependStatements(statements, endLexicalEnvironment());
ts.addRange(statements, members);
currentNamespaceContainerName = savedCurrentNamespaceLocalName;
return ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), node.members), true);
}
function transformEnumMember(member) {
var name = getExpressionForPropertyName(member, false);
var valueExpression = transformEnumMemberDeclarationValue(member);
var innerAssignment = ts.createAssignment(ts.createElementAccess(currentNamespaceContainerName, name), valueExpression);
var outerAssignment = valueExpression.kind === 9 ?
innerAssignment :
ts.createAssignment(ts.createElementAccess(currentNamespaceContainerName, innerAssignment), name);
return ts.setTextRange(ts.createExpressionStatement(ts.setTextRange(outerAssignment, member)), member);
}
function transformEnumMemberDeclarationValue(member) {
var value = resolver.getConstantValue(member);
if (value !== undefined) {
return ts.createLiteral(value);
}
else {
enableSubstitutionForNonQualifiedEnumMembers();
if (member.initializer) {
return ts.visitNode(member.initializer, visitor, ts.isExpression);
}
else {
return ts.createVoidZero();
}
}
}
function shouldEmitModuleDeclaration(node) {
return ts.isInstantiatedModule(node, !!compilerOptions.preserveConstEnums || !!compilerOptions.isolatedModules);
}
function hasNamespaceQualifiedExportName(node) {
return isExportOfNamespace(node)
|| (isExternalModuleExport(node)
&& moduleKind !== ts.ModuleKind.ES2015
&& moduleKind !== ts.ModuleKind.ESNext
&& moduleKind !== ts.ModuleKind.System);
}
function recordEmittedDeclarationInScope(node) {
if (!currentScopeFirstDeclarationsOfName) {
currentScopeFirstDeclarationsOfName = ts.createUnderscoreEscapedMap();
}
var name = declaredNameInScope(node);
if (!currentScopeFirstDeclarationsOfName.has(name)) {
currentScopeFirstDeclarationsOfName.set(name, node);
}
}
function isFirstEmittedDeclarationInScope(node) {
if (currentScopeFirstDeclarationsOfName) {
var name = declaredNameInScope(node);
return currentScopeFirstDeclarationsOfName.get(name) === node;
}
return true;
}
function declaredNameInScope(node) {
ts.Debug.assertNode(node.name, ts.isIdentifier);
return node.name.escapedText;
}
function addVarForEnumOrModuleDeclaration(statements, node) {
var statement = ts.createVariableStatement(ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), ts.createVariableDeclarationList([
ts.createVariableDeclaration(ts.getLocalName(node, false, true))
], currentLexicalScope.kind === 277 ? 0 : 1));
ts.setOriginalNode(statement, node);
recordEmittedDeclarationInScope(node);
if (isFirstEmittedDeclarationInScope(node)) {
if (node.kind === 241) {
ts.setSourceMapRange(statement.declarationList, node);
}
else {
ts.setSourceMapRange(statement, node);
}
ts.setCommentRange(statement, node);
ts.setEmitFlags(statement, 1024 | 4194304);
statements.push(statement);
return true;
}
else {
var mergeMarker = ts.createMergeDeclarationMarker(statement);
ts.setEmitFlags(mergeMarker, 1536 | 4194304);
statements.push(mergeMarker);
return false;
}
}
function visitModuleDeclaration(node) {
if (!shouldEmitModuleDeclaration(node)) {
return ts.createNotEmittedStatement(node);
}
ts.Debug.assertNode(node.name, ts.isIdentifier, "A TypeScript namespace should have an Identifier name.");
enableSubstitutionForNamespaceExports();
var statements = [];
var emitFlags = 2;
if (addVarForEnumOrModuleDeclaration(statements, node)) {
if (moduleKind !== ts.ModuleKind.System || currentLexicalScope !== currentSourceFile) {
emitFlags |= 512;
}
}
var parameterName = getNamespaceParameterName(node);
var containerName = getNamespaceContainerName(node);
var exportName = ts.hasModifier(node, 1)
? ts.getExternalModuleOrNamespaceExportName(currentNamespaceContainerName, node, false, true)
: ts.getLocalName(node, false, true);
var moduleArg = ts.createLogicalOr(exportName, ts.createAssignment(exportName, ts.createObjectLiteral()));
if (hasNamespaceQualifiedExportName(node)) {
var localName = ts.getLocalName(node, false, true);
moduleArg = ts.createAssignment(localName, moduleArg);
}
var moduleStatement = ts.createExpressionStatement(ts.createCall(ts.createFunctionExpression(undefined, undefined, undefined, undefined, [ts.createParameter(undefined, undefined, undefined, parameterName)], undefined, transformModuleBody(node, containerName)), undefined, [moduleArg]));
ts.setOriginalNode(moduleStatement, node);
ts.setTextRange(moduleStatement, node);
ts.setEmitFlags(moduleStatement, emitFlags);
statements.push(moduleStatement);
statements.push(ts.createEndOfDeclarationMarker(node));
return statements;
}
function transformModuleBody(node, namespaceLocalName) {
var savedCurrentNamespaceContainerName = currentNamespaceContainerName;
var savedCurrentNamespace = currentNamespace;
var savedCurrentScopeFirstDeclarationsOfName = currentScopeFirstDeclarationsOfName;
currentNamespaceContainerName = namespaceLocalName;
currentNamespace = node;
currentScopeFirstDeclarationsOfName = undefined;
var statements = [];
startLexicalEnvironment();
var statementsLocation;
var blockLocation;
var body = node.body;
if (body.kind === 243) {
saveStateAndInvoke(body, function (body) { return ts.addRange(statements, ts.visitNodes(body.statements, namespaceElementVisitor, ts.isStatement)); });
statementsLocation = body.statements;
blockLocation = body;
}
else {
var result = visitModuleDeclaration(body);
if (result) {
if (ts.isArray(result)) {
ts.addRange(statements, result);
}
else {
statements.push(result);
}
}
var moduleBlock = getInnerMostModuleDeclarationFromDottedModule(node).body;
statementsLocation = ts.moveRangePos(moduleBlock.statements, -1);
}
ts.prependStatements(statements, endLexicalEnvironment());
currentNamespaceContainerName = savedCurrentNamespaceContainerName;
currentNamespace = savedCurrentNamespace;
currentScopeFirstDeclarationsOfName = savedCurrentScopeFirstDeclarationsOfName;
var block = ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), statementsLocation), true);
ts.setTextRange(block, blockLocation);
if (body.kind !== 243) {
ts.setEmitFlags(block, ts.getEmitFlags(block) | 1536);
}
return block;
}
function getInnerMostModuleDeclarationFromDottedModule(moduleDeclaration) {
if (moduleDeclaration.body.kind === 242) {
var recursiveInnerModule = getInnerMostModuleDeclarationFromDottedModule(moduleDeclaration.body);
return recursiveInnerModule || moduleDeclaration.body;
}
}
function visitImportDeclaration(node) {
if (!node.importClause) {
return node;
}
var importClause = ts.visitNode(node.importClause, visitImportClause, ts.isImportClause);
return importClause
? ts.updateImportDeclaration(node, undefined, undefined, importClause, node.moduleSpecifier)
: undefined;
}
function visitImportClause(node) {
var name = resolver.isReferencedAliasDeclaration(node) ? node.name : undefined;
var namedBindings = ts.visitNode(node.namedBindings, visitNamedImportBindings, ts.isNamedImportBindings);
return (name || namedBindings) ? ts.updateImportClause(node, name, namedBindings) : undefined;
}
function visitNamedImportBindings(node) {
if (node.kind === 249) {
return resolver.isReferencedAliasDeclaration(node) ? node : undefined;
}
else {
var elements = ts.visitNodes(node.elements, visitImportSpecifier, ts.isImportSpecifier);
return ts.some(elements) ? ts.updateNamedImports(node, elements) : undefined;
}
}
function visitImportSpecifier(node) {
return resolver.isReferencedAliasDeclaration(node) ? node : undefined;
}
function visitExportAssignment(node) {
return resolver.isValueAliasDeclaration(node)
? ts.visitEachChild(node, visitor, context)
: undefined;
}
function visitExportDeclaration(node) {
if (!node.exportClause) {
return compilerOptions.isolatedModules || resolver.moduleExportsSomeValue(node.moduleSpecifier) ? node : undefined;
}
if (!resolver.isValueAliasDeclaration(node)) {
return undefined;
}
var exportClause = ts.visitNode(node.exportClause, visitNamedExports, ts.isNamedExports);
return exportClause
? ts.updateExportDeclaration(node, undefined, undefined, exportClause, node.moduleSpecifier)
: undefined;
}
function visitNamedExports(node) {
var elements = ts.visitNodes(node.elements, visitExportSpecifier, ts.isExportSpecifier);
return ts.some(elements) ? ts.updateNamedExports(node, elements) : undefined;
}
function visitExportSpecifier(node) {
return resolver.isValueAliasDeclaration(node) ? node : undefined;
}
function shouldEmitImportEqualsDeclaration(node) {
return resolver.isReferencedAliasDeclaration(node)
|| (!ts.isExternalModule(currentSourceFile)
&& resolver.isTopLevelValueImportEqualsWithEntityName(node));
}
function visitImportEqualsDeclaration(node) {
if (ts.isExternalModuleImportEqualsDeclaration(node)) {
return resolver.isReferencedAliasDeclaration(node)
? ts.visitEachChild(node, visitor, context)
: undefined;
}
if (!shouldEmitImportEqualsDeclaration(node)) {
return undefined;
}
var moduleReference = ts.createExpressionFromEntityName(node.moduleReference);
ts.setEmitFlags(moduleReference, 1536 | 2048);
if (isNamedExternalModuleExport(node) || !isExportOfNamespace(node)) {
return ts.setOriginalNode(ts.setTextRange(ts.createVariableStatement(ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), ts.createVariableDeclarationList([
ts.setOriginalNode(ts.createVariableDeclaration(node.name, undefined, moduleReference), node)
])), node), node);
}
else {
return ts.setOriginalNode(createNamespaceExport(node.name, moduleReference, node), node);
}
}
function isExportOfNamespace(node) {
return currentNamespace !== undefined && ts.hasModifier(node, 1);
}
function isExternalModuleExport(node) {
return currentNamespace === undefined && ts.hasModifier(node, 1);
}
function isNamedExternalModuleExport(node) {
return isExternalModuleExport(node)
&& !ts.hasModifier(node, 512);
}
function isDefaultExternalModuleExport(node) {
return isExternalModuleExport(node)
&& ts.hasModifier(node, 512);
}
function expressionToStatement(expression) {
return ts.createExpressionStatement(expression);
}
function addExportMemberAssignment(statements, node) {
var expression = ts.createAssignment(ts.getExternalModuleOrNamespaceExportName(currentNamespaceContainerName, node, false, true), ts.getLocalName(node));
ts.setSourceMapRange(expression, ts.createRange(node.name ? node.name.pos : node.pos, node.end));
var statement = ts.createExpressionStatement(expression);
ts.setSourceMapRange(statement, ts.createRange(-1, node.end));
statements.push(statement);
}
function createNamespaceExport(exportName, exportValue, location) {
return ts.setTextRange(ts.createExpressionStatement(ts.createAssignment(ts.getNamespaceMemberName(currentNamespaceContainerName, exportName, false, true), exportValue)), location);
}
function createNamespaceExportExpression(exportName, exportValue, location) {
return ts.setTextRange(ts.createAssignment(getNamespaceMemberNameWithSourceMapsAndWithoutComments(exportName), exportValue), location);
}
function getNamespaceMemberNameWithSourceMapsAndWithoutComments(name) {
return ts.getNamespaceMemberName(currentNamespaceContainerName, name, false, true);
}
function getNamespaceParameterName(node) {
var name = ts.getGeneratedNameForNode(node);
ts.setSourceMapRange(name, node.name);
return name;
}
function getNamespaceContainerName(node) {
return ts.getGeneratedNameForNode(node);
}
function getClassAliasIfNeeded(node) {
if (resolver.getNodeCheckFlags(node) & 8388608) {
enableSubstitutionForClassAliases();
var classAlias = ts.createUniqueName(node.name && !ts.isGeneratedIdentifier(node.name) ? ts.idText(node.name) : "default");
classAliases[ts.getOriginalNodeId(node)] = classAlias;
hoistVariableDeclaration(classAlias);
return classAlias;
}
}
function getClassPrototype(node) {
return ts.createPropertyAccess(ts.getDeclarationName(node), "prototype");
}
function getClassMemberPrefix(node, member) {
return ts.hasModifier(member, 32)
? ts.getDeclarationName(node)
: getClassPrototype(node);
}
function enableSubstitutionForNonQualifiedEnumMembers() {
if ((enabledSubstitutions & 8) === 0) {
enabledSubstitutions |= 8;
context.enableSubstitution(71);
}
}
function enableSubstitutionForClassAliases() {
if ((enabledSubstitutions & 1) === 0) {
enabledSubstitutions |= 1;
context.enableSubstitution(71);
classAliases = [];
}
}
function enableSubstitutionForNamespaceExports() {
if ((enabledSubstitutions & 2) === 0) {
enabledSubstitutions |= 2;
context.enableSubstitution(71);
context.enableSubstitution(274);
context.enableEmitNotification(242);
}
}
function isTransformedModuleDeclaration(node) {
return ts.getOriginalNode(node).kind === 242;
}
function isTransformedEnumDeclaration(node) {
return ts.getOriginalNode(node).kind === 241;
}
function onEmitNode(hint, node, emitCallback) {
var savedApplicableSubstitutions = applicableSubstitutions;
var savedCurrentSourceFile = currentSourceFile;
if (ts.isSourceFile(node)) {
currentSourceFile = node;
}
if (enabledSubstitutions & 2 && isTransformedModuleDeclaration(node)) {
applicableSubstitutions |= 2;
}
if (enabledSubstitutions & 8 && isTransformedEnumDeclaration(node)) {
applicableSubstitutions |= 8;
}
previousOnEmitNode(hint, node, emitCallback);
applicableSubstitutions = savedApplicableSubstitutions;
currentSourceFile = savedCurrentSourceFile;
}
function onSubstituteNode(hint, node) {
node = previousOnSubstituteNode(hint, node);
if (hint === 1) {
return substituteExpression(node);
}
else if (ts.isShorthandPropertyAssignment(node)) {
return substituteShorthandPropertyAssignment(node);
}
return node;
}
function substituteShorthandPropertyAssignment(node) {
if (enabledSubstitutions & 2) {
var name = node.name;
var exportedName = trySubstituteNamespaceExportedName(name);
if (exportedName) {
if (node.objectAssignmentInitializer) {
var initializer = ts.createAssignment(exportedName, node.objectAssignmentInitializer);
return ts.setTextRange(ts.createPropertyAssignment(name, initializer), node);
}
return ts.setTextRange(ts.createPropertyAssignment(name, exportedName), node);
}
}
return node;
}
function substituteExpression(node) {
switch (node.kind) {
case 71:
return substituteExpressionIdentifier(node);
case 187:
return substitutePropertyAccessExpression(node);
case 188:
return substituteElementAccessExpression(node);
}
return node;
}
function substituteExpressionIdentifier(node) {
return trySubstituteClassAlias(node)
|| trySubstituteNamespaceExportedName(node)
|| node;
}
function trySubstituteClassAlias(node) {
if (enabledSubstitutions & 1) {
if (resolver.getNodeCheckFlags(node) & 16777216) {
var declaration = resolver.getReferencedValueDeclaration(node);
if (declaration) {
var classAlias = classAliases[declaration.id];
if (classAlias) {
var clone_1 = ts.getSynthesizedClone(classAlias);
ts.setSourceMapRange(clone_1, node);
ts.setCommentRange(clone_1, node);
return clone_1;
}
}
}
}
return undefined;
}
function trySubstituteNamespaceExportedName(node) {
if (enabledSubstitutions & applicableSubstitutions && !ts.isGeneratedIdentifier(node) && !ts.isLocalName(node)) {
var container = resolver.getReferencedExportContainer(node, false);
if (container && container.kind !== 277) {
var substitute = (applicableSubstitutions & 2 && container.kind === 242) ||
(applicableSubstitutions & 8 && container.kind === 241);
if (substitute) {
return ts.setTextRange(ts.createPropertyAccess(ts.getGeneratedNameForNode(container), node), node);
}
}
}
return undefined;
}
function substitutePropertyAccessExpression(node) {
return substituteConstantValue(node);
}
function substituteElementAccessExpression(node) {
return substituteConstantValue(node);
}
function substituteConstantValue(node) {
var constantValue = tryGetConstEnumValue(node);
if (constantValue !== undefined) {
ts.setConstantValue(node, constantValue);
var substitute = ts.createLiteral(constantValue);
if (!compilerOptions.removeComments) {
var propertyName = ts.isPropertyAccessExpression(node)
? ts.declarationNameToString(node.name)
: ts.getTextOfNode(node.argumentExpression);
ts.addSyntheticTrailingComment(substitute, 3, " " + propertyName + " ");
}
return substitute;
}
return node;
}
function tryGetConstEnumValue(node) {
if (compilerOptions.isolatedModules) {
return undefined;
}
return ts.isPropertyAccessExpression(node) || ts.isElementAccessExpression(node) ? resolver.getConstantValue(node) : undefined;
}
}
ts.transformTypeScript = transformTypeScript;
function createDecorateHelper(context, decoratorExpressions, target, memberName, descriptor, location) {
var argumentsArray = [];
argumentsArray.push(ts.createArrayLiteral(decoratorExpressions, true));
argumentsArray.push(target);
if (memberName) {
argumentsArray.push(memberName);
if (descriptor) {
argumentsArray.push(descriptor);
}
}
context.requestEmitHelper(decorateHelper);
return ts.setTextRange(ts.createCall(ts.getHelperName("__decorate"), undefined, argumentsArray), location);
}
var decorateHelper = {
name: "typescript:decorate",
scoped: false,
priority: 2,
text: "\n var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {\n var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;\n if (typeof Reflect === \"object\" && typeof Reflect.decorate === \"function\") r = Reflect.decorate(decorators, target, key, desc);\n else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;\n return c > 3 && r && Object.defineProperty(target, key, r), r;\n };"
};
function createMetadataHelper(context, metadataKey, metadataValue) {
context.requestEmitHelper(metadataHelper);
return ts.createCall(ts.getHelperName("__metadata"), undefined, [
ts.createLiteral(metadataKey),
metadataValue
]);
}
var metadataHelper = {
name: "typescript:metadata",
scoped: false,
priority: 3,
text: "\n var __metadata = (this && this.__metadata) || function (k, v) {\n if (typeof Reflect === \"object\" && typeof Reflect.metadata === \"function\") return Reflect.metadata(k, v);\n };"
};
function createParamHelper(context, expression, parameterOffset, location) {
context.requestEmitHelper(paramHelper);
return ts.setTextRange(ts.createCall(ts.getHelperName("__param"), undefined, [
ts.createLiteral(parameterOffset),
expression
]), location);
}
var paramHelper = {
name: "typescript:param",
scoped: false,
priority: 4,
text: "\n var __param = (this && this.__param) || function (paramIndex, decorator) {\n return function (target, key) { decorator(target, key, paramIndex); }\n };"
};
})(ts || (ts = {}));
var ts;
(function (ts) {
function transformES2017(context) {
var resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistVariableDeclaration = context.hoistVariableDeclaration;
var resolver = context.getEmitResolver();
var compilerOptions = context.getCompilerOptions();
var languageVersion = ts.getEmitScriptTarget(compilerOptions);
var enabledSubstitutions;
var enclosingSuperContainerFlags = 0;
var enclosingFunctionParameterNames;
var previousOnEmitNode = context.onEmitNode;
var previousOnSubstituteNode = context.onSubstituteNode;
context.onEmitNode = onEmitNode;
context.onSubstituteNode = onSubstituteNode;
return ts.chainBundle(transformSourceFile);
function transformSourceFile(node) {
if (node.isDeclarationFile) {
return node;
}
var visited = ts.visitEachChild(node, visitor, context);
ts.addEmitHelpers(visited, context.readEmitHelpers());
return visited;
}
function visitor(node) {
if ((node.transformFlags & 16) === 0) {
return node;
}
switch (node.kind) {
case 120:
return undefined;
case 199:
return visitAwaitExpression(node);
case 154:
return visitMethodDeclaration(node);
case 237:
return visitFunctionDeclaration(node);
case 194:
return visitFunctionExpression(node);
case 195:
return visitArrowFunction(node);
default:
return ts.visitEachChild(node, visitor, context);
}
}
function asyncBodyVisitor(node) {
if (ts.isNodeWithPossibleHoistedDeclaration(node)) {
switch (node.kind) {
case 217:
return visitVariableStatementInAsyncBody(node);
case 223:
return visitForStatementInAsyncBody(node);
case 224:
return visitForInStatementInAsyncBody(node);
case 225:
return visitForOfStatementInAsyncBody(node);
case 272:
return visitCatchClauseInAsyncBody(node);
case 216:
case 230:
case 244:
case 269:
case 270:
case 233:
case 221:
case 222:
case 220:
case 229:
case 231:
return ts.visitEachChild(node, asyncBodyVisitor, context);
default:
return ts.Debug.assertNever(node, "Unhandled node.");
}
}
return visitor(node);
}
function visitCatchClauseInAsyncBody(node) {
var catchClauseNames = ts.createUnderscoreEscapedMap();
recordDeclarationName(node.variableDeclaration, catchClauseNames);
var catchClauseUnshadowedNames;
catchClauseNames.forEach(function (_, escapedName) {
if (enclosingFunctionParameterNames.has(escapedName)) {
if (!catchClauseUnshadowedNames) {
catchClauseUnshadowedNames = ts.cloneMap(enclosingFunctionParameterNames);
}
catchClauseUnshadowedNames.delete(escapedName);
}
});
if (catchClauseUnshadowedNames) {
var savedEnclosingFunctionParameterNames = enclosingFunctionParameterNames;
enclosingFunctionParameterNames = catchClauseUnshadowedNames;
var result = ts.visitEachChild(node, asyncBodyVisitor, context);
enclosingFunctionParameterNames = savedEnclosingFunctionParameterNames;
return result;
}
else {
return ts.visitEachChild(node, asyncBodyVisitor, context);
}
}
function visitVariableStatementInAsyncBody(node) {
if (isVariableDeclarationListWithCollidingName(node.declarationList)) {
var expression = visitVariableDeclarationListWithCollidingNames(node.declarationList, false);
return expression ? ts.createExpressionStatement(expression) : undefined;
}
return ts.visitEachChild(node, visitor, context);
}
function visitForInStatementInAsyncBody(node) {
return ts.updateForIn(node, isVariableDeclarationListWithCollidingName(node.initializer)
? visitVariableDeclarationListWithCollidingNames(node.initializer, true)
: ts.visitNode(node.initializer, visitor, ts.isForInitializer), ts.visitNode(node.expression, visitor, ts.isExpression), ts.visitNode(node.statement, asyncBodyVisitor, ts.isStatement, ts.liftToBlock));
}
function visitForOfStatementInAsyncBody(node) {
return ts.updateForOf(node, ts.visitNode(node.awaitModifier, visitor, ts.isToken), isVariableDeclarationListWithCollidingName(node.initializer)
? visitVariableDeclarationListWithCollidingNames(node.initializer, true)
: ts.visitNode(node.initializer, visitor, ts.isForInitializer), ts.visitNode(node.expression, visitor, ts.isExpression), ts.visitNode(node.statement, asyncBodyVisitor, ts.isStatement, ts.liftToBlock));
}
function visitForStatementInAsyncBody(node) {
var initializer = node.initializer;
return ts.updateFor(node, isVariableDeclarationListWithCollidingName(initializer)
? visitVariableDeclarationListWithCollidingNames(initializer, false)
: ts.visitNode(node.initializer, visitor, ts.isForInitializer), ts.visitNode(node.condition, visitor, ts.isExpression), ts.visitNode(node.incrementor, visitor, ts.isExpression), ts.visitNode(node.statement, asyncBodyVisitor, ts.isStatement, ts.liftToBlock));
}
function visitAwaitExpression(node) {
return ts.setOriginalNode(ts.setTextRange(ts.createYield(undefined, ts.visitNode(node.expression, visitor, ts.isExpression)), node), node);
}
function visitMethodDeclaration(node) {
return ts.updateMethod(node, undefined, ts.visitNodes(node.modifiers, visitor, ts.isModifier), node.asteriskToken, node.name, undefined, undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, ts.getFunctionFlags(node) & 2
? transformAsyncFunctionBody(node)
: ts.visitFunctionBody(node.body, visitor, context));
}
function visitFunctionDeclaration(node) {
return ts.updateFunctionDeclaration(node, undefined, ts.visitNodes(node.modifiers, visitor, ts.isModifier), node.asteriskToken, node.name, undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, ts.getFunctionFlags(node) & 2
? transformAsyncFunctionBody(node)
: ts.visitFunctionBody(node.body, visitor, context));
}
function visitFunctionExpression(node) {
return ts.updateFunctionExpression(node, ts.visitNodes(node.modifiers, visitor, ts.isModifier), node.asteriskToken, node.name, undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, ts.getFunctionFlags(node) & 2
? transformAsyncFunctionBody(node)
: ts.visitFunctionBody(node.body, visitor, context));
}
function visitArrowFunction(node) {
return ts.updateArrowFunction(node, ts.visitNodes(node.modifiers, visitor, ts.isModifier), undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, node.equalsGreaterThanToken, ts.getFunctionFlags(node) & 2
? transformAsyncFunctionBody(node)
: ts.visitFunctionBody(node.body, visitor, context));
}
function recordDeclarationName(_a, names) {
var name = _a.name;
if (ts.isIdentifier(name)) {
names.set(name.escapedText, true);
}
else {
for (var _i = 0, _b = name.elements; _i < _b.length; _i++) {
var element = _b[_i];
if (!ts.isOmittedExpression(element)) {
recordDeclarationName(element, names);
}
}
}
}
function isVariableDeclarationListWithCollidingName(node) {
return !!node
&& ts.isVariableDeclarationList(node)
&& !(node.flags & 3)
&& node.declarations.some(collidesWithParameterName);
}
function visitVariableDeclarationListWithCollidingNames(node, hasReceiver) {
hoistVariableDeclarationList(node);
var variables = ts.getInitializedVariables(node);
if (variables.length === 0) {
if (hasReceiver) {
return ts.visitNode(ts.convertToAssignmentElementTarget(node.declarations[0].name), visitor, ts.isExpression);
}
return undefined;
}
return ts.inlineExpressions(ts.map(variables, transformInitializedVariable));
}
function hoistVariableDeclarationList(node) {
ts.forEach(node.declarations, hoistVariable);
}
function hoistVariable(_a) {
var name = _a.name;
if (ts.isIdentifier(name)) {
hoistVariableDeclaration(name);
}
else {
for (var _i = 0, _b = name.elements; _i < _b.length; _i++) {
var element = _b[_i];
if (!ts.isOmittedExpression(element)) {
hoistVariable(element);
}
}
}
}
function transformInitializedVariable(node) {
var converted = ts.setSourceMapRange(ts.createAssignment(ts.convertToAssignmentElementTarget(node.name), node.initializer), node);
return ts.visitNode(converted, visitor, ts.isExpression);
}
function collidesWithParameterName(_a) {
var name = _a.name;
if (ts.isIdentifier(name)) {
return enclosingFunctionParameterNames.has(name.escapedText);
}
else {
for (var _i = 0, _b = name.elements; _i < _b.length; _i++) {
var element = _b[_i];
if (!ts.isOmittedExpression(element) && collidesWithParameterName(element)) {
return true;
}
}
}
return false;
}
function transformAsyncFunctionBody(node) {
resumeLexicalEnvironment();
var original = ts.getOriginalNode(node, ts.isFunctionLike);
var nodeType = original.type;
var promiseConstructor = languageVersion < 2 ? getPromiseConstructor(nodeType) : undefined;
var isArrowFunction = node.kind === 195;
var hasLexicalArguments = (resolver.getNodeCheckFlags(node) & 8192) !== 0;
var savedEnclosingFunctionParameterNames = enclosingFunctionParameterNames;
enclosingFunctionParameterNames = ts.createUnderscoreEscapedMap();
for (var _i = 0, _a = node.parameters; _i < _a.length; _i++) {
var parameter = _a[_i];
recordDeclarationName(parameter, enclosingFunctionParameterNames);
}
var result;
if (!isArrowFunction) {
var statements = [];
var statementOffset = ts.addPrologue(statements, node.body.statements, false, visitor);
statements.push(ts.createReturn(createAwaiterHelper(context, hasLexicalArguments, promiseConstructor, transformAsyncFunctionBodyWorker(node.body, statementOffset))));
ts.prependStatements(statements, endLexicalEnvironment());
var block = ts.createBlock(statements, true);
ts.setTextRange(block, node.body);
if (languageVersion >= 2) {
if (resolver.getNodeCheckFlags(node) & 4096) {
enableSubstitutionForAsyncMethodsWithSuper();
ts.addEmitHelper(block, ts.advancedAsyncSuperHelper);
}
else if (resolver.getNodeCheckFlags(node) & 2048) {
enableSubstitutionForAsyncMethodsWithSuper();
ts.addEmitHelper(block, ts.asyncSuperHelper);
}
}
result = block;
}
else {
var expression = createAwaiterHelper(context, hasLexicalArguments, promiseConstructor, transformAsyncFunctionBodyWorker(node.body));
var declarations = endLexicalEnvironment();
if (ts.some(declarations)) {
var block = ts.convertToFunctionBody(expression);
result = ts.updateBlock(block, ts.setTextRange(ts.createNodeArray(ts.concatenate(declarations, block.statements)), block.statements));
}
else {
result = expression;
}
}
enclosingFunctionParameterNames = savedEnclosingFunctionParameterNames;
return result;
}
function transformAsyncFunctionBodyWorker(body, start) {
if (ts.isBlock(body)) {
return ts.updateBlock(body, ts.visitNodes(body.statements, asyncBodyVisitor, ts.isStatement, start));
}
else {
return ts.convertToFunctionBody(ts.visitNode(body, asyncBodyVisitor, ts.isConciseBody));
}
}
function getPromiseConstructor(type) {
var typeName = type && ts.getEntityNameFromTypeNode(type);
if (typeName && ts.isEntityName(typeName)) {
var serializationKind = resolver.getTypeReferenceSerializationKind(typeName);
if (serializationKind === ts.TypeReferenceSerializationKind.TypeWithConstructSignatureAndValue
|| serializationKind === ts.TypeReferenceSerializationKind.Unknown) {
return typeName;
}
}
return undefined;
}
function enableSubstitutionForAsyncMethodsWithSuper() {
if ((enabledSubstitutions & 1) === 0) {
enabledSubstitutions |= 1;
context.enableSubstitution(189);
context.enableSubstitution(187);
context.enableSubstitution(188);
context.enableEmitNotification(238);
context.enableEmitNotification(154);
context.enableEmitNotification(156);
context.enableEmitNotification(157);
context.enableEmitNotification(155);
}
}
function onEmitNode(hint, node, emitCallback) {
if (enabledSubstitutions & 1 && isSuperContainer(node)) {
var superContainerFlags = resolver.getNodeCheckFlags(node) & (2048 | 4096);
if (superContainerFlags !== enclosingSuperContainerFlags) {
var savedEnclosingSuperContainerFlags = enclosingSuperContainerFlags;
enclosingSuperContainerFlags = superContainerFlags;
previousOnEmitNode(hint, node, emitCallback);
enclosingSuperContainerFlags = savedEnclosingSuperContainerFlags;
return;
}
}
previousOnEmitNode(hint, node, emitCallback);
}
function onSubstituteNode(hint, node) {
node = previousOnSubstituteNode(hint, node);
if (hint === 1 && enclosingSuperContainerFlags) {
return substituteExpression(node);
}
return node;
}
function substituteExpression(node) {
switch (node.kind) {
case 187:
return substitutePropertyAccessExpression(node);
case 188:
return substituteElementAccessExpression(node);
case 189:
return substituteCallExpression(node);
}
return node;
}
function substitutePropertyAccessExpression(node) {
if (node.expression.kind === 97) {
return createSuperAccessInAsyncMethod(ts.createLiteral(ts.idText(node.name)), node);
}
return node;
}
function substituteElementAccessExpression(node) {
if (node.expression.kind === 97) {
return createSuperAccessInAsyncMethod(node.argumentExpression, node);
}
return node;
}
function substituteCallExpression(node) {
var expression = node.expression;
if (ts.isSuperProperty(expression)) {
var argumentExpression = ts.isPropertyAccessExpression(expression)
? substitutePropertyAccessExpression(expression)
: substituteElementAccessExpression(expression);
return ts.createCall(ts.createPropertyAccess(argumentExpression, "call"), undefined, [
ts.createThis()
].concat(node.arguments));
}
return node;
}
function isSuperContainer(node) {
var kind = node.kind;
return kind === 238
|| kind === 155
|| kind === 154
|| kind === 156
|| kind === 157;
}
function createSuperAccessInAsyncMethod(argumentExpression, location) {
if (enclosingSuperContainerFlags & 4096) {
return ts.setTextRange(ts.createPropertyAccess(ts.createCall(ts.createFileLevelUniqueName("_super"), undefined, [argumentExpression]), "value"), location);
}
else {
return ts.setTextRange(ts.createCall(ts.createFileLevelUniqueName("_super"), undefined, [argumentExpression]), location);
}
}
}
ts.transformES2017 = transformES2017;
var awaiterHelper = {
name: "typescript:awaiter",
scoped: false,
priority: 5,
text: "\n var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {\n return new (P || (P = Promise))(function (resolve, reject) {\n function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }\n function rejected(value) { try { step(generator[\"throw\"](value)); } catch (e) { reject(e); } }\n function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }\n step((generator = generator.apply(thisArg, _arguments || [])).next());\n });\n };"
};
function createAwaiterHelper(context, hasLexicalArguments, promiseConstructor, body) {
context.requestEmitHelper(awaiterHelper);
var generatorFunc = ts.createFunctionExpression(undefined, ts.createToken(39), undefined, undefined, [], undefined, body);
(generatorFunc.emitNode || (generatorFunc.emitNode = {})).flags |= 262144 | 524288;
return ts.createCall(ts.getHelperName("__awaiter"), undefined, [
ts.createThis(),
hasLexicalArguments ? ts.createIdentifier("arguments") : ts.createVoidZero(),
promiseConstructor ? ts.createExpressionFromEntityName(promiseConstructor) : ts.createVoidZero(),
generatorFunc
]);
}
ts.asyncSuperHelper = {
name: "typescript:async-super",
scoped: true,
text: ts.helperString(__makeTemplateObject(["\n const ", " = name => super[name];"], ["\n const ", " = name => super[name];"]), "_super")
};
ts.advancedAsyncSuperHelper = {
name: "typescript:advanced-async-super",
scoped: true,
text: ts.helperString(__makeTemplateObject(["\n const ", " = (function (geti, seti) {\n const cache = Object.create(null);\n return name => cache[name] || (cache[name] = { get value() { return geti(name); }, set value(v) { seti(name, v); } });\n })(name => super[name], (name, value) => super[name] = value);"], ["\n const ", " = (function (geti, seti) {\n const cache = Object.create(null);\n return name => cache[name] || (cache[name] = { get value() { return geti(name); }, set value(v) { seti(name, v); } });\n })(name => super[name], (name, value) => super[name] = value);"]), "_super")
};
})(ts || (ts = {}));
var ts;
(function (ts) {
function transformESNext(context) {
var resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistVariableDeclaration = context.hoistVariableDeclaration;
var resolver = context.getEmitResolver();
var compilerOptions = context.getCompilerOptions();
var languageVersion = ts.getEmitScriptTarget(compilerOptions);
var previousOnEmitNode = context.onEmitNode;
context.onEmitNode = onEmitNode;
var previousOnSubstituteNode = context.onSubstituteNode;
context.onSubstituteNode = onSubstituteNode;
var enabledSubstitutions;
var enclosingFunctionFlags;
var enclosingSuperContainerFlags = 0;
return ts.chainBundle(transformSourceFile);
function transformSourceFile(node) {
if (node.isDeclarationFile) {
return node;
}
var visited = ts.visitEachChild(node, visitor, context);
ts.addEmitHelpers(visited, context.readEmitHelpers());
return visited;
}
function visitor(node) {
return visitorWorker(node, false);
}
function visitorNoDestructuringValue(node) {
return visitorWorker(node, true);
}
function visitorNoAsyncModifier(node) {
if (node.kind === 120) {
return undefined;
}
return node;
}
function visitorWorker(node, noDestructuringValue) {
if ((node.transformFlags & 8) === 0) {
return node;
}
switch (node.kind) {
case 199:
return visitAwaitExpression(node);
case 205:
return visitYieldExpression(node);
case 228:
return visitReturnStatement(node);
case 231:
return visitLabeledStatement(node);
case 186:
return visitObjectLiteralExpression(node);
case 202:
return visitBinaryExpression(node, noDestructuringValue);
case 235:
return visitVariableDeclaration(node);
case 225:
return visitForOfStatement(node, undefined);
case 223:
return visitForStatement(node);
case 198:
return visitVoidExpression(node);
case 155:
return visitConstructorDeclaration(node);
case 154:
return visitMethodDeclaration(node);
case 156:
return visitGetAccessorDeclaration(node);
case 157:
return visitSetAccessorDeclaration(node);
case 237:
return visitFunctionDeclaration(node);
case 194:
return visitFunctionExpression(node);
case 195:
return visitArrowFunction(node);
case 149:
return visitParameter(node);
case 219:
return visitExpressionStatement(node);
case 193:
return visitParenthesizedExpression(node, noDestructuringValue);
case 272:
return visitCatchClause(node);
default:
return ts.visitEachChild(node, visitor, context);
}
}
function visitAwaitExpression(node) {
if (enclosingFunctionFlags & 2 && enclosingFunctionFlags & 1) {
return ts.setOriginalNode(ts.setTextRange(ts.createYield(createAwaitHelper(context, ts.visitNode(node.expression, visitor, ts.isExpression))), node), node);
}
return ts.visitEachChild(node, visitor, context);
}
function visitYieldExpression(node) {
if (enclosingFunctionFlags & 2 && enclosingFunctionFlags & 1) {
if (node.asteriskToken) {
var expression = ts.visitNode(node.expression, visitor, ts.isExpression);
return ts.setOriginalNode(ts.setTextRange(ts.createYield(createAwaitHelper(context, ts.updateYield(node, node.asteriskToken, createAsyncDelegatorHelper(context, createAsyncValuesHelper(context, expression, expression), expression)))), node), node);
}
return ts.setOriginalNode(ts.setTextRange(ts.createYield(createDownlevelAwait(node.expression
? ts.visitNode(node.expression, visitor, ts.isExpression)
: ts.createVoidZero())), node), node);
}
return ts.visitEachChild(node, visitor, context);
}
function visitReturnStatement(node) {
if (enclosingFunctionFlags & 2 && enclosingFunctionFlags & 1) {
return ts.updateReturn(node, createDownlevelAwait(node.expression ? ts.visitNode(node.expression, visitor, ts.isExpression) : ts.createVoidZero()));
}
return ts.visitEachChild(node, visitor, context);
}
function visitLabeledStatement(node) {
if (enclosingFunctionFlags & 2) {
var statement = ts.unwrapInnermostStatementOfLabel(node);
if (statement.kind === 225 && statement.awaitModifier) {
return visitForOfStatement(statement, node);
}
return ts.restoreEnclosingLabel(ts.visitEachChild(statement, visitor, context), node);
}
return ts.visitEachChild(node, visitor, context);
}
function chunkObjectLiteralElements(elements) {
var chunkObject;
var objects = [];
for (var _i = 0, elements_4 = elements; _i < elements_4.length; _i++) {
var e = elements_4[_i];
if (e.kind === 275) {
if (chunkObject) {
objects.push(ts.createObjectLiteral(chunkObject));
chunkObject = undefined;
}
var target = e.expression;
objects.push(ts.visitNode(target, visitor, ts.isExpression));
}
else {
chunkObject = ts.append(chunkObject, e.kind === 273
? ts.createPropertyAssignment(e.name, ts.visitNode(e.initializer, visitor, ts.isExpression))
: ts.visitNode(e, visitor, ts.isObjectLiteralElementLike));
}
}
if (chunkObject) {
objects.push(ts.createObjectLiteral(chunkObject));
}
return objects;
}
function visitObjectLiteralExpression(node) {
if (node.transformFlags & 1048576) {
var objects = chunkObjectLiteralElements(node.properties);
if (objects.length && objects[0].kind !== 186) {
objects.unshift(ts.createObjectLiteral());
}
return createAssignHelper(context, objects);
}
return ts.visitEachChild(node, visitor, context);
}
function visitExpressionStatement(node) {
return ts.visitEachChild(node, visitorNoDestructuringValue, context);
}
function visitParenthesizedExpression(node, noDestructuringValue) {
return ts.visitEachChild(node, noDestructuringValue ? visitorNoDestructuringValue : visitor, context);
}
function visitCatchClause(node) {
if (!node.variableDeclaration) {
return ts.updateCatchClause(node, ts.createVariableDeclaration(ts.createTempVariable(undefined)), ts.visitNode(node.block, visitor, ts.isBlock));
}
return ts.visitEachChild(node, visitor, context);
}
function visitBinaryExpression(node, noDestructuringValue) {
if (ts.isDestructuringAssignment(node) && node.left.transformFlags & 1048576) {
return ts.flattenDestructuringAssignment(node, visitor, context, 1, !noDestructuringValue);
}
else if (node.operatorToken.kind === 26) {
return ts.updateBinary(node, ts.visitNode(node.left, visitorNoDestructuringValue, ts.isExpression), ts.visitNode(node.right, noDestructuringValue ? visitorNoDestructuringValue : visitor, ts.isExpression));
}
return ts.visitEachChild(node, visitor, context);
}
function visitVariableDeclaration(node) {
if (ts.isBindingPattern(node.name) && node.name.transformFlags & 1048576) {
return ts.flattenDestructuringBinding(node, visitor, context, 1);
}
return ts.visitEachChild(node, visitor, context);
}
function visitForStatement(node) {
return ts.updateFor(node, ts.visitNode(node.initializer, visitorNoDestructuringValue, ts.isForInitializer), ts.visitNode(node.condition, visitor, ts.isExpression), ts.visitNode(node.incrementor, visitor, ts.isExpression), ts.visitNode(node.statement, visitor, ts.isStatement));
}
function visitVoidExpression(node) {
return ts.visitEachChild(node, visitorNoDestructuringValue, context);
}
function visitForOfStatement(node, outermostLabeledStatement) {
if (node.initializer.transformFlags & 1048576) {
node = transformForOfStatementWithObjectRest(node);
}
if (node.awaitModifier) {
return transformForAwaitOfStatement(node, outermostLabeledStatement);
}
else {
return ts.restoreEnclosingLabel(ts.visitEachChild(node, visitor, context), outermostLabeledStatement);
}
}
function transformForOfStatementWithObjectRest(node) {
var initializerWithoutParens = ts.skipParentheses(node.initializer);
if (ts.isVariableDeclarationList(initializerWithoutParens) || ts.isAssignmentPattern(initializerWithoutParens)) {
var bodyLocation = void 0;
var statementsLocation = void 0;
var temp = ts.createTempVariable(undefined);
var statements = [ts.createForOfBindingStatement(initializerWithoutParens, temp)];
if (ts.isBlock(node.statement)) {
ts.addRange(statements, node.statement.statements);
bodyLocation = node.statement;
statementsLocation = node.statement.statements;
}
else if (node.statement) {
ts.append(statements, node.statement);
bodyLocation = node.statement;
statementsLocation = node.statement;
}
return ts.updateForOf(node, node.awaitModifier, ts.setTextRange(ts.createVariableDeclarationList([
ts.setTextRange(ts.createVariableDeclaration(temp), node.initializer)
], 1), node.initializer), node.expression, ts.setTextRange(ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), statementsLocation), true), bodyLocation));
}
return node;
}
function convertForOfStatementHead(node, boundValue) {
var binding = ts.createForOfBindingStatement(node.initializer, boundValue);
var bodyLocation;
var statementsLocation;
var statements = [ts.visitNode(binding, visitor, ts.isStatement)];
var statement = ts.visitNode(node.statement, visitor, ts.isStatement);
if (ts.isBlock(statement)) {
ts.addRange(statements, statement.statements);
bodyLocation = statement;
statementsLocation = statement.statements;
}
else {
statements.push(statement);
}
return ts.setEmitFlags(ts.setTextRange(ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), statementsLocation), true), bodyLocation), 48 | 384);
}
function createDownlevelAwait(expression) {
return enclosingFunctionFlags & 1
? ts.createYield(undefined, createAwaitHelper(context, expression))
: ts.createAwait(expression);
}
function transformForAwaitOfStatement(node, outermostLabeledStatement) {
var expression = ts.visitNode(node.expression, visitor, ts.isExpression);
var iterator = ts.isIdentifier(expression) ? ts.getGeneratedNameForNode(expression) : ts.createTempVariable(undefined);
var result = ts.isIdentifier(expression) ? ts.getGeneratedNameForNode(iterator) : ts.createTempVariable(undefined);
var errorRecord = ts.createUniqueName("e");
var catchVariable = ts.getGeneratedNameForNode(errorRecord);
var returnMethod = ts.createTempVariable(undefined);
var callValues = createAsyncValuesHelper(context, expression, node.expression);
var callNext = ts.createCall(ts.createPropertyAccess(iterator, "next"), undefined, []);
var getDone = ts.createPropertyAccess(result, "done");
var getValue = ts.createPropertyAccess(result, "value");
var callReturn = ts.createFunctionCall(returnMethod, iterator, []);
hoistVariableDeclaration(errorRecord);
hoistVariableDeclaration(returnMethod);
var forStatement = ts.setEmitFlags(ts.setTextRange(ts.createFor(ts.setEmitFlags(ts.setTextRange(ts.createVariableDeclarationList([
ts.setTextRange(ts.createVariableDeclaration(iterator, undefined, callValues), node.expression),
ts.createVariableDeclaration(result)
]), node.expression), 2097152), ts.createComma(ts.createAssignment(result, createDownlevelAwait(callNext)), ts.createLogicalNot(getDone)), undefined, convertForOfStatementHead(node, getValue)), node), 256);
return ts.createTry(ts.createBlock([
ts.restoreEnclosingLabel(forStatement, outermostLabeledStatement)
]), ts.createCatchClause(ts.createVariableDeclaration(catchVariable), ts.setEmitFlags(ts.createBlock([
ts.createExpressionStatement(ts.createAssignment(errorRecord, ts.createObjectLiteral([
ts.createPropertyAssignment("error", catchVariable)
])))
]), 1)), ts.createBlock([
ts.createTry(ts.createBlock([
ts.setEmitFlags(ts.createIf(ts.createLogicalAnd(ts.createLogicalAnd(result, ts.createLogicalNot(getDone)), ts.createAssignment(returnMethod, ts.createPropertyAccess(iterator, "return"))), ts.createExpressionStatement(createDownlevelAwait(callReturn))), 1)
]), undefined, ts.setEmitFlags(ts.createBlock([
ts.setEmitFlags(ts.createIf(errorRecord, ts.createThrow(ts.createPropertyAccess(errorRecord, "error"))), 1)
]), 1))
]));
}
function visitParameter(node) {
if (node.transformFlags & 1048576) {
return ts.updateParameter(node, undefined, undefined, node.dotDotDotToken, ts.getGeneratedNameForNode(node), undefined, undefined, ts.visitNode(node.initializer, visitor, ts.isExpression));
}
return ts.visitEachChild(node, visitor, context);
}
function visitConstructorDeclaration(node) {
var savedEnclosingFunctionFlags = enclosingFunctionFlags;
enclosingFunctionFlags = 0;
var updated = ts.updateConstructor(node, undefined, node.modifiers, ts.visitParameterList(node.parameters, visitor, context), transformFunctionBody(node));
enclosingFunctionFlags = savedEnclosingFunctionFlags;
return updated;
}
function visitGetAccessorDeclaration(node) {
var savedEnclosingFunctionFlags = enclosingFunctionFlags;
enclosingFunctionFlags = 0;
var updated = ts.updateGetAccessor(node, undefined, node.modifiers, ts.visitNode(node.name, visitor, ts.isPropertyName), ts.visitParameterList(node.parameters, visitor, context), undefined, transformFunctionBody(node));
enclosingFunctionFlags = savedEnclosingFunctionFlags;
return updated;
}
function visitSetAccessorDeclaration(node) {
var savedEnclosingFunctionFlags = enclosingFunctionFlags;
enclosingFunctionFlags = 0;
var updated = ts.updateSetAccessor(node, undefined, node.modifiers, ts.visitNode(node.name, visitor, ts.isPropertyName), ts.visitParameterList(node.parameters, visitor, context), transformFunctionBody(node));
enclosingFunctionFlags = savedEnclosingFunctionFlags;
return updated;
}
function visitMethodDeclaration(node) {
var savedEnclosingFunctionFlags = enclosingFunctionFlags;
enclosingFunctionFlags = ts.getFunctionFlags(node);
var updated = ts.updateMethod(node, undefined, enclosingFunctionFlags & 1
? ts.visitNodes(node.modifiers, visitorNoAsyncModifier, ts.isModifier)
: node.modifiers, enclosingFunctionFlags & 2
? undefined
: node.asteriskToken, ts.visitNode(node.name, visitor, ts.isPropertyName), ts.visitNode(undefined, visitor, ts.isToken), undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, enclosingFunctionFlags & 2 && enclosingFunctionFlags & 1
? transformAsyncGeneratorFunctionBody(node)
: transformFunctionBody(node));
enclosingFunctionFlags = savedEnclosingFunctionFlags;
return updated;
}
function visitFunctionDeclaration(node) {
var savedEnclosingFunctionFlags = enclosingFunctionFlags;
enclosingFunctionFlags = ts.getFunctionFlags(node);
var updated = ts.updateFunctionDeclaration(node, undefined, enclosingFunctionFlags & 1
? ts.visitNodes(node.modifiers, visitorNoAsyncModifier, ts.isModifier)
: node.modifiers, enclosingFunctionFlags & 2
? undefined
: node.asteriskToken, node.name, undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, enclosingFunctionFlags & 2 && enclosingFunctionFlags & 1
? transformAsyncGeneratorFunctionBody(node)
: transformFunctionBody(node));
enclosingFunctionFlags = savedEnclosingFunctionFlags;
return updated;
}
function visitArrowFunction(node) {
var savedEnclosingFunctionFlags = enclosingFunctionFlags;
enclosingFunctionFlags = ts.getFunctionFlags(node);
var updated = ts.updateArrowFunction(node, node.modifiers, undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, node.equalsGreaterThanToken, transformFunctionBody(node));
enclosingFunctionFlags = savedEnclosingFunctionFlags;
return updated;
}
function visitFunctionExpression(node) {
var savedEnclosingFunctionFlags = enclosingFunctionFlags;
enclosingFunctionFlags = ts.getFunctionFlags(node);
var updated = ts.updateFunctionExpression(node, enclosingFunctionFlags & 1
? ts.visitNodes(node.modifiers, visitorNoAsyncModifier, ts.isModifier)
: node.modifiers, enclosingFunctionFlags & 2
? undefined
: node.asteriskToken, node.name, undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, enclosingFunctionFlags & 2 && enclosingFunctionFlags & 1
? transformAsyncGeneratorFunctionBody(node)
: transformFunctionBody(node));
enclosingFunctionFlags = savedEnclosingFunctionFlags;
return updated;
}
function transformAsyncGeneratorFunctionBody(node) {
resumeLexicalEnvironment();
var statements = [];
var statementOffset = ts.addPrologue(statements, node.body.statements, false, visitor);
appendObjectRestAssignmentsIfNeeded(statements, node);
statements.push(ts.createReturn(createAsyncGeneratorHelper(context, ts.createFunctionExpression(undefined, ts.createToken(39), node.name && ts.getGeneratedNameForNode(node.name), undefined, [], undefined, ts.updateBlock(node.body, ts.visitLexicalEnvironment(node.body.statements, visitor, context, statementOffset))))));
ts.prependStatements(statements, endLexicalEnvironment());
var block = ts.updateBlock(node.body, statements);
if (languageVersion >= 2) {
if (resolver.getNodeCheckFlags(node) & 4096) {
enableSubstitutionForAsyncMethodsWithSuper();
ts.addEmitHelper(block, ts.advancedAsyncSuperHelper);
}
else if (resolver.getNodeCheckFlags(node) & 2048) {
enableSubstitutionForAsyncMethodsWithSuper();
ts.addEmitHelper(block, ts.asyncSuperHelper);
}
}
return block;
}
function transformFunctionBody(node) {
resumeLexicalEnvironment();
var statementOffset = 0;
var statements = [];
var body = ts.visitNode(node.body, visitor, ts.isConciseBody);
if (ts.isBlock(body)) {
statementOffset = ts.addPrologue(statements, body.statements, false, visitor);
}
ts.addRange(statements, appendObjectRestAssignmentsIfNeeded(undefined, node));
var leadingStatements = endLexicalEnvironment();
if (statementOffset > 0 || ts.some(statements) || ts.some(leadingStatements)) {
var block = ts.convertToFunctionBody(body, true);
ts.prependStatements(statements, leadingStatements);
ts.addRange(statements, block.statements.slice(statementOffset));
return ts.updateBlock(block, ts.setTextRange(ts.createNodeArray(statements), block.statements));
}
return body;
}
function appendObjectRestAssignmentsIfNeeded(statements, node) {
for (var _i = 0, _a = node.parameters; _i < _a.length; _i++) {
var parameter = _a[_i];
if (parameter.transformFlags & 1048576) {
var temp = ts.getGeneratedNameForNode(parameter);
var declarations = ts.flattenDestructuringBinding(parameter, visitor, context, 1, temp, false, true);
if (ts.some(declarations)) {
var statement = ts.createVariableStatement(undefined, ts.createVariableDeclarationList(declarations));
ts.setEmitFlags(statement, 1048576);
statements = ts.append(statements, statement);
}
}
}
return statements;
}
function enableSubstitutionForAsyncMethodsWithSuper() {
if ((enabledSubstitutions & 1) === 0) {
enabledSubstitutions |= 1;
context.enableSubstitution(189);
context.enableSubstitution(187);
context.enableSubstitution(188);
context.enableEmitNotification(238);
context.enableEmitNotification(154);
context.enableEmitNotification(156);
context.enableEmitNotification(157);
context.enableEmitNotification(155);
}
}
function onEmitNode(hint, node, emitCallback) {
if (enabledSubstitutions & 1 && isSuperContainer(node)) {
var superContainerFlags = resolver.getNodeCheckFlags(node) & (2048 | 4096);
if (superContainerFlags !== enclosingSuperContainerFlags) {
var savedEnclosingSuperContainerFlags = enclosingSuperContainerFlags;
enclosingSuperContainerFlags = superContainerFlags;
previousOnEmitNode(hint, node, emitCallback);
enclosingSuperContainerFlags = savedEnclosingSuperContainerFlags;
return;
}
}
previousOnEmitNode(hint, node, emitCallback);
}
function onSubstituteNode(hint, node) {
node = previousOnSubstituteNode(hint, node);
if (hint === 1 && enclosingSuperContainerFlags) {
return substituteExpression(node);
}
return node;
}
function substituteExpression(node) {
switch (node.kind) {
case 187:
return substitutePropertyAccessExpression(node);
case 188:
return substituteElementAccessExpression(node);
case 189:
return substituteCallExpression(node);
}
return node;
}
function substitutePropertyAccessExpression(node) {
if (node.expression.kind === 97) {
return createSuperAccessInAsyncMethod(ts.createLiteral(ts.idText(node.name)), node);
}
return node;
}
function substituteElementAccessExpression(node) {
if (node.expression.kind === 97) {
return createSuperAccessInAsyncMethod(node.argumentExpression, node);
}
return node;
}
function substituteCallExpression(node) {
var expression = node.expression;
if (ts.isSuperProperty(expression)) {
var argumentExpression = ts.isPropertyAccessExpression(expression)
? substitutePropertyAccessExpression(expression)
: substituteElementAccessExpression(expression);
return ts.createCall(ts.createPropertyAccess(argumentExpression, "call"), undefined, [
ts.createThis()
].concat(node.arguments));
}
return node;
}
function isSuperContainer(node) {
var kind = node.kind;
return kind === 238
|| kind === 155
|| kind === 154
|| kind === 156
|| kind === 157;
}
function createSuperAccessInAsyncMethod(argumentExpression, location) {
if (enclosingSuperContainerFlags & 4096) {
return ts.setTextRange(ts.createPropertyAccess(ts.createCall(ts.createIdentifier("_super"), undefined, [argumentExpression]), "value"), location);
}
else {
return ts.setTextRange(ts.createCall(ts.createIdentifier("_super"), undefined, [argumentExpression]), location);
}
}
}
ts.transformESNext = transformESNext;
var assignHelper = {
name: "typescript:assign",
scoped: false,
priority: 1,
text: "\n var __assign = (this && this.__assign) || function () {\n __assign = Object.assign || function(t) {\n for (var s, i = 1, n = arguments.length; i < n; i++) {\n s = arguments[i];\n for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))\n t[p] = s[p];\n }\n return t;\n };\n return __assign.apply(this, arguments);\n };"
};
function createAssignHelper(context, attributesSegments) {
if (context.getCompilerOptions().target >= 2) {
return ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Object"), "assign"), undefined, attributesSegments);
}
context.requestEmitHelper(assignHelper);
return ts.createCall(ts.getHelperName("__assign"), undefined, attributesSegments);
}
ts.createAssignHelper = createAssignHelper;
var awaitHelper = {
name: "typescript:await",
scoped: false,
text: "\n var __await = (this && this.__await) || function (v) { return this instanceof __await ? (this.v = v, this) : new __await(v); }"
};
function createAwaitHelper(context, expression) {
context.requestEmitHelper(awaitHelper);
return ts.createCall(ts.getHelperName("__await"), undefined, [expression]);
}
var asyncGeneratorHelper = {
name: "typescript:asyncGenerator",
scoped: false,
text: "\n var __asyncGenerator = (this && this.__asyncGenerator) || function (thisArg, _arguments, generator) {\n if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n var g = generator.apply(thisArg, _arguments || []), i, q = [];\n return i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\"), i[Symbol.asyncIterator] = function () { return this; }, i;\n function verb(n) { if (g[n]) i[n] = function (v) { return new Promise(function (a, b) { q.push([n, v, a, b]) > 1 || resume(n, v); }); }; }\n function resume(n, v) { try { step(g[n](v)); } catch (e) { settle(q[0][3], e); } }\n function step(r) { r.value instanceof __await ? Promise.resolve(r.value.v).then(fulfill, reject) : settle(q[0][2], r); }\n function fulfill(value) { resume(\"next\", value); }\n function reject(value) { resume(\"throw\", value); }\n function settle(f, v) { if (f(v), q.shift(), q.length) resume(q[0][0], q[0][1]); }\n };"
};
function createAsyncGeneratorHelper(context, generatorFunc) {
context.requestEmitHelper(awaitHelper);
context.requestEmitHelper(asyncGeneratorHelper);
(generatorFunc.emitNode || (generatorFunc.emitNode = {})).flags |= 262144;
return ts.createCall(ts.getHelperName("__asyncGenerator"), undefined, [
ts.createThis(),
ts.createIdentifier("arguments"),
generatorFunc
]);
}
var asyncDelegator = {
name: "typescript:asyncDelegator",
scoped: false,
text: "\n var __asyncDelegator = (this && this.__asyncDelegator) || function (o) {\n var i, p;\n return i = {}, verb(\"next\"), verb(\"throw\", function (e) { throw e; }), verb(\"return\"), i[Symbol.iterator] = function () { return this; }, i;\n function verb(n, f) { i[n] = o[n] ? function (v) { return (p = !p) ? { value: __await(o[n](v)), done: n === \"return\" } : f ? f(v) : v; } : f; }\n };"
};
function createAsyncDelegatorHelper(context, expression, location) {
context.requestEmitHelper(awaitHelper);
context.requestEmitHelper(asyncDelegator);
return ts.setTextRange(ts.createCall(ts.getHelperName("__asyncDelegator"), undefined, [expression]), location);
}
var asyncValues = {
name: "typescript:asyncValues",
scoped: false,
text: "\n var __asyncValues = (this && this.__asyncValues) || function (o) {\n if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n var m = o[Symbol.asyncIterator], i;\n return m ? m.call(o) : (o = typeof __values === \"function\" ? __values(o) : o[Symbol.iterator](), i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\"), i[Symbol.asyncIterator] = function () { return this; }, i);\n function verb(n) { i[n] = o[n] && function (v) { return new Promise(function (resolve, reject) { v = o[n](v), settle(resolve, reject, v.done, v.value); }); }; }\n function settle(resolve, reject, d, v) { Promise.resolve(v).then(function(v) { resolve({ value: v, done: d }); }, reject); }\n };"
};
function createAsyncValuesHelper(context, expression, location) {
context.requestEmitHelper(asyncValues);
return ts.setTextRange(ts.createCall(ts.getHelperName("__asyncValues"), undefined, [expression]), location);
}
})(ts || (ts = {}));
var ts;
(function (ts) {
function transformJsx(context) {
var compilerOptions = context.getCompilerOptions();
var currentSourceFile;
return ts.chainBundle(transformSourceFile);
function transformSourceFile(node) {
if (node.isDeclarationFile) {
return node;
}
currentSourceFile = node;
var visited = ts.visitEachChild(node, visitor, context);
ts.addEmitHelpers(visited, context.readEmitHelpers());
return visited;
}
function visitor(node) {
if (node.transformFlags & 4) {
return visitorWorker(node);
}
else {
return node;
}
}
function visitorWorker(node) {
switch (node.kind) {
case 258:
return visitJsxElement(node, false);
case 259:
return visitJsxSelfClosingElement(node, false);
case 262:
return visitJsxFragment(node, false);
case 268:
return visitJsxExpression(node);
default:
return ts.visitEachChild(node, visitor, context);
}
}
function transformJsxChildToExpression(node) {
switch (node.kind) {
case 10:
return visitJsxText(node);
case 268:
return visitJsxExpression(node);
case 258:
return visitJsxElement(node, true);
case 259:
return visitJsxSelfClosingElement(node, true);
case 262:
return visitJsxFragment(node, true);
default:
return ts.Debug.failBadSyntaxKind(node);
}
}
function visitJsxElement(node, isChild) {
return visitJsxOpeningLikeElement(node.openingElement, node.children, isChild, node);
}
function visitJsxSelfClosingElement(node, isChild) {
return visitJsxOpeningLikeElement(node, undefined, isChild, node);
}
function visitJsxFragment(node, isChild) {
return visitJsxOpeningFragment(node.openingFragment, node.children, isChild, node);
}
function visitJsxOpeningLikeElement(node, children, isChild, location) {
var tagName = getTagName(node);
var objectProperties;
var attrs = node.attributes.properties;
if (attrs.length === 0) {
objectProperties = ts.createNull();
}
else {
var segments = ts.flatten(ts.spanMap(attrs, ts.isJsxSpreadAttribute, function (attrs, isSpread) { return isSpread
? ts.map(attrs, transformJsxSpreadAttributeToExpression)
: ts.createObjectLiteral(ts.map(attrs, transformJsxAttributeToObjectLiteralElement)); }));
if (ts.isJsxSpreadAttribute(attrs[0])) {
segments.unshift(ts.createObjectLiteral());
}
objectProperties = ts.singleOrUndefined(segments);
if (!objectProperties) {
objectProperties = ts.createAssignHelper(context, segments);
}
}
var element = ts.createExpressionForJsxElement(context.getEmitResolver().getJsxFactoryEntity(currentSourceFile), compilerOptions.reactNamespace, tagName, objectProperties, ts.mapDefined(children, transformJsxChildToExpression), node, location);
if (isChild) {
ts.startOnNewLine(element);
}
return element;
}
function visitJsxOpeningFragment(node, children, isChild, location) {
var element = ts.createExpressionForJsxFragment(context.getEmitResolver().getJsxFactoryEntity(currentSourceFile), compilerOptions.reactNamespace, ts.mapDefined(children, transformJsxChildToExpression), node, location);
if (isChild) {
ts.startOnNewLine(element);
}
return element;
}
function transformJsxSpreadAttributeToExpression(node) {
return ts.visitNode(node.expression, visitor, ts.isExpression);
}
function transformJsxAttributeToObjectLiteralElement(node) {
var name = getAttributeName(node);
var expression = transformJsxAttributeInitializer(node.initializer);
return ts.createPropertyAssignment(name, expression);
}
function transformJsxAttributeInitializer(node) {
if (node === undefined) {
return ts.createTrue();
}
else if (node.kind === 9) {
var literal = ts.createLiteral(tryDecodeEntities(node.text) || node.text);
literal.singleQuote = node.singleQuote !== undefined ? node.singleQuote : !ts.isStringDoubleQuoted(node, currentSourceFile);
return ts.setTextRange(literal, node);
}
else if (node.kind === 268) {
if (node.expression === undefined) {
return ts.createTrue();
}
return visitJsxExpression(node);
}
else {
return ts.Debug.failBadSyntaxKind(node);
}
}
function visitJsxText(node) {
var fixed = fixupWhitespaceAndDecodeEntities(ts.getTextOfNode(node, true));
return fixed === undefined ? undefined : ts.createLiteral(fixed);
}
function fixupWhitespaceAndDecodeEntities(text) {
var acc;
var firstNonWhitespace = 0;
var lastNonWhitespace = -1;
for (var i = 0; i < text.length; i++) {
var c = text.charCodeAt(i);
if (ts.isLineBreak(c)) {
if (firstNonWhitespace !== -1 && lastNonWhitespace !== -1) {
acc = addLineOfJsxText(acc, text.substr(firstNonWhitespace, lastNonWhitespace - firstNonWhitespace + 1));
}
firstNonWhitespace = -1;
}
else if (!ts.isWhiteSpaceSingleLine(c)) {
lastNonWhitespace = i;
if (firstNonWhitespace === -1) {
firstNonWhitespace = i;
}
}
}
return firstNonWhitespace !== -1
? addLineOfJsxText(acc, text.substr(firstNonWhitespace))
: acc;
}
function addLineOfJsxText(acc, trimmedLine) {
var decoded = decodeEntities(trimmedLine);
return acc === undefined ? decoded : acc + " " + decoded;
}
function decodeEntities(text) {
return text.replace(/&((#((\d+)|x([\da-fA-F]+)))|(\w+));/g, function (match, _all, _number, _digits, decimal, hex, word) {
if (decimal) {
return String.fromCharCode(parseInt(decimal, 10));
}
else if (hex) {
return String.fromCharCode(parseInt(hex, 16));
}
else {
var ch = entities.get(word);
return ch ? String.fromCharCode(ch) : match;
}
});
}
function tryDecodeEntities(text) {
var decoded = decodeEntities(text);
return decoded === text ? undefined : decoded;
}
function getTagName(node) {
if (node.kind === 258) {
return getTagName(node.openingElement);
}
else {
var name = node.tagName;
if (ts.isIdentifier(name) && ts.isIntrinsicJsxName(name.escapedText)) {
return ts.createLiteral(ts.idText(name));
}
else {
return ts.createExpressionFromEntityName(name);
}
}
}
function getAttributeName(node) {
var name = node.name;
var text = ts.idText(name);
if (/^[A-Za-z_]\w*$/.test(text)) {
return name;
}
else {
return ts.createLiteral(text);
}
}
function visitJsxExpression(node) {
return ts.visitNode(node.expression, visitor, ts.isExpression);
}
}
ts.transformJsx = transformJsx;
var entities = ts.createMapFromTemplate({
quot: 0x0022,
amp: 0x0026,
apos: 0x0027,
lt: 0x003C,
gt: 0x003E,
nbsp: 0x00A0,
iexcl: 0x00A1,
cent: 0x00A2,
pound: 0x00A3,
curren: 0x00A4,
yen: 0x00A5,
brvbar: 0x00A6,
sect: 0x00A7,
uml: 0x00A8,
copy: 0x00A9,
ordf: 0x00AA,
laquo: 0x00AB,
not: 0x00AC,
shy: 0x00AD,
reg: 0x00AE,
macr: 0x00AF,
deg: 0x00B0,
plusmn: 0x00B1,
sup2: 0x00B2,
sup3: 0x00B3,
acute: 0x00B4,
micro: 0x00B5,
para: 0x00B6,
middot: 0x00B7,
cedil: 0x00B8,
sup1: 0x00B9,
ordm: 0x00BA,
raquo: 0x00BB,
frac14: 0x00BC,
frac12: 0x00BD,
frac34: 0x00BE,
iquest: 0x00BF,
Agrave: 0x00C0,
Aacute: 0x00C1,
Acirc: 0x00C2,
Atilde: 0x00C3,
Auml: 0x00C4,
Aring: 0x00C5,
AElig: 0x00C6,
Ccedil: 0x00C7,
Egrave: 0x00C8,
Eacute: 0x00C9,
Ecirc: 0x00CA,
Euml: 0x00CB,
Igrave: 0x00CC,
Iacute: 0x00CD,
Icirc: 0x00CE,
Iuml: 0x00CF,
ETH: 0x00D0,
Ntilde: 0x00D1,
Ograve: 0x00D2,
Oacute: 0x00D3,
Ocirc: 0x00D4,
Otilde: 0x00D5,
Ouml: 0x00D6,
times: 0x00D7,
Oslash: 0x00D8,
Ugrave: 0x00D9,
Uacute: 0x00DA,
Ucirc: 0x00DB,
Uuml: 0x00DC,
Yacute: 0x00DD,
THORN: 0x00DE,
szlig: 0x00DF,
agrave: 0x00E0,
aacute: 0x00E1,
acirc: 0x00E2,
atilde: 0x00E3,
auml: 0x00E4,
aring: 0x00E5,
aelig: 0x00E6,
ccedil: 0x00E7,
egrave: 0x00E8,
eacute: 0x00E9,
ecirc: 0x00EA,
euml: 0x00EB,
igrave: 0x00EC,
iacute: 0x00ED,
icirc: 0x00EE,
iuml: 0x00EF,
eth: 0x00F0,
ntilde: 0x00F1,
ograve: 0x00F2,
oacute: 0x00F3,
ocirc: 0x00F4,
otilde: 0x00F5,
ouml: 0x00F6,
divide: 0x00F7,
oslash: 0x00F8,
ugrave: 0x00F9,
uacute: 0x00FA,
ucirc: 0x00FB,
uuml: 0x00FC,
yacute: 0x00FD,
thorn: 0x00FE,
yuml: 0x00FF,
OElig: 0x0152,
oelig: 0x0153,
Scaron: 0x0160,
scaron: 0x0161,
Yuml: 0x0178,
fnof: 0x0192,
circ: 0x02C6,
tilde: 0x02DC,
Alpha: 0x0391,
Beta: 0x0392,
Gamma: 0x0393,
Delta: 0x0394,
Epsilon: 0x0395,
Zeta: 0x0396,
Eta: 0x0397,
Theta: 0x0398,
Iota: 0x0399,
Kappa: 0x039A,
Lambda: 0x039B,
Mu: 0x039C,
Nu: 0x039D,
Xi: 0x039E,
Omicron: 0x039F,
Pi: 0x03A0,
Rho: 0x03A1,
Sigma: 0x03A3,
Tau: 0x03A4,
Upsilon: 0x03A5,
Phi: 0x03A6,
Chi: 0x03A7,
Psi: 0x03A8,
Omega: 0x03A9,
alpha: 0x03B1,
beta: 0x03B2,
gamma: 0x03B3,
delta: 0x03B4,
epsilon: 0x03B5,
zeta: 0x03B6,
eta: 0x03B7,
theta: 0x03B8,
iota: 0x03B9,
kappa: 0x03BA,
lambda: 0x03BB,
mu: 0x03BC,
nu: 0x03BD,
xi: 0x03BE,
omicron: 0x03BF,
pi: 0x03C0,
rho: 0x03C1,
sigmaf: 0x03C2,
sigma: 0x03C3,
tau: 0x03C4,
upsilon: 0x03C5,
phi: 0x03C6,
chi: 0x03C7,
psi: 0x03C8,
omega: 0x03C9,
thetasym: 0x03D1,
upsih: 0x03D2,
piv: 0x03D6,
ensp: 0x2002,
emsp: 0x2003,
thinsp: 0x2009,
zwnj: 0x200C,
zwj: 0x200D,
lrm: 0x200E,
rlm: 0x200F,
ndash: 0x2013,
mdash: 0x2014,
lsquo: 0x2018,
rsquo: 0x2019,
sbquo: 0x201A,
ldquo: 0x201C,
rdquo: 0x201D,
bdquo: 0x201E,
dagger: 0x2020,
Dagger: 0x2021,
bull: 0x2022,
hellip: 0x2026,
permil: 0x2030,
prime: 0x2032,
Prime: 0x2033,
lsaquo: 0x2039,
rsaquo: 0x203A,
oline: 0x203E,
frasl: 0x2044,
euro: 0x20AC,
image: 0x2111,
weierp: 0x2118,
real: 0x211C,
trade: 0x2122,
alefsym: 0x2135,
larr: 0x2190,
uarr: 0x2191,
rarr: 0x2192,
darr: 0x2193,
harr: 0x2194,
crarr: 0x21B5,
lArr: 0x21D0,
uArr: 0x21D1,
rArr: 0x21D2,
dArr: 0x21D3,
hArr: 0x21D4,
forall: 0x2200,
part: 0x2202,
exist: 0x2203,
empty: 0x2205,
nabla: 0x2207,
isin: 0x2208,
notin: 0x2209,
ni: 0x220B,
prod: 0x220F,
sum: 0x2211,
minus: 0x2212,
lowast: 0x2217,
radic: 0x221A,
prop: 0x221D,
infin: 0x221E,
ang: 0x2220,
and: 0x2227,
or: 0x2228,
cap: 0x2229,
cup: 0x222A,
int: 0x222B,
there4: 0x2234,
sim: 0x223C,
cong: 0x2245,
asymp: 0x2248,
ne: 0x2260,
equiv: 0x2261,
le: 0x2264,
ge: 0x2265,
sub: 0x2282,
sup: 0x2283,
nsub: 0x2284,
sube: 0x2286,
supe: 0x2287,
oplus: 0x2295,
otimes: 0x2297,
perp: 0x22A5,
sdot: 0x22C5,
lceil: 0x2308,
rceil: 0x2309,
lfloor: 0x230A,
rfloor: 0x230B,
lang: 0x2329,
rang: 0x232A,
loz: 0x25CA,
spades: 0x2660,
clubs: 0x2663,
hearts: 0x2665,
diams: 0x2666
});
})(ts || (ts = {}));
var ts;
(function (ts) {
function transformES2016(context) {
var hoistVariableDeclaration = context.hoistVariableDeclaration;
return ts.chainBundle(transformSourceFile);
function transformSourceFile(node) {
if (node.isDeclarationFile) {
return node;
}
return ts.visitEachChild(node, visitor, context);
}
function visitor(node) {
if ((node.transformFlags & 32) === 0) {
return node;
}
switch (node.kind) {
case 202:
return visitBinaryExpression(node);
default:
return ts.visitEachChild(node, visitor, context);
}
}
function visitBinaryExpression(node) {
switch (node.operatorToken.kind) {
case 62:
return visitExponentiationAssignmentExpression(node);
case 40:
return visitExponentiationExpression(node);
default:
return ts.visitEachChild(node, visitor, context);
}
}
function visitExponentiationAssignmentExpression(node) {
var target;
var value;
var left = ts.visitNode(node.left, visitor, ts.isExpression);
var right = ts.visitNode(node.right, visitor, ts.isExpression);
if (ts.isElementAccessExpression(left)) {
var expressionTemp = ts.createTempVariable(hoistVariableDeclaration);
var argumentExpressionTemp = ts.createTempVariable(hoistVariableDeclaration);
target = ts.setTextRange(ts.createElementAccess(ts.setTextRange(ts.createAssignment(expressionTemp, left.expression), left.expression), ts.setTextRange(ts.createAssignment(argumentExpressionTemp, left.argumentExpression), left.argumentExpression)), left);
value = ts.setTextRange(ts.createElementAccess(expressionTemp, argumentExpressionTemp), left);
}
else if (ts.isPropertyAccessExpression(left)) {
var expressionTemp = ts.createTempVariable(hoistVariableDeclaration);
target = ts.setTextRange(ts.createPropertyAccess(ts.setTextRange(ts.createAssignment(expressionTemp, left.expression), left.expression), left.name), left);
value = ts.setTextRange(ts.createPropertyAccess(expressionTemp, left.name), left);
}
else {
target = left;
value = left;
}
return ts.setTextRange(ts.createAssignment(target, ts.createMathPow(value, right, node)), node);
}
function visitExponentiationExpression(node) {
var left = ts.visitNode(node.left, visitor, ts.isExpression);
var right = ts.visitNode(node.right, visitor, ts.isExpression);
return ts.createMathPow(left, right, node);
}
}
ts.transformES2016 = transformES2016;
})(ts || (ts = {}));
var ts;
(function (ts) {
function transformES2015(context) {
var startLexicalEnvironment = context.startLexicalEnvironment, resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistVariableDeclaration = context.hoistVariableDeclaration;
var compilerOptions = context.getCompilerOptions();
var resolver = context.getEmitResolver();
var previousOnSubstituteNode = context.onSubstituteNode;
var previousOnEmitNode = context.onEmitNode;
context.onEmitNode = onEmitNode;
context.onSubstituteNode = onSubstituteNode;
var currentSourceFile;
var currentText;
var hierarchyFacts;
var taggedTemplateStringDeclarations;
function recordTaggedTemplateString(temp) {
taggedTemplateStringDeclarations = ts.append(taggedTemplateStringDeclarations, ts.createVariableDeclaration(temp));
}
var convertedLoopState;
var enabledSubstitutions;
return ts.chainBundle(transformSourceFile);
function transformSourceFile(node) {
if (node.isDeclarationFile) {
return node;
}
currentSourceFile = node;
currentText = node.text;
var visited = visitSourceFile(node);
ts.addEmitHelpers(visited, context.readEmitHelpers());
currentSourceFile = undefined;
currentText = undefined;
taggedTemplateStringDeclarations = undefined;
hierarchyFacts = 0;
return visited;
}
function enterSubtree(excludeFacts, includeFacts) {
var ancestorFacts = hierarchyFacts;
hierarchyFacts = (hierarchyFacts & ~excludeFacts | includeFacts) & 16383;
return ancestorFacts;
}
function exitSubtree(ancestorFacts, excludeFacts, includeFacts) {
hierarchyFacts = (hierarchyFacts & ~excludeFacts | includeFacts) & -16384 | ancestorFacts;
}
function isReturnVoidStatementInConstructorWithCapturedSuper(node) {
return (hierarchyFacts & 4096) !== 0
&& node.kind === 228
&& !node.expression;
}
function shouldVisitNode(node) {
return (node.transformFlags & 128) !== 0
|| convertedLoopState !== undefined
|| (hierarchyFacts & 4096 && (ts.isStatement(node) || (node.kind === 216)))
|| (ts.isIterationStatement(node, false) && shouldConvertIterationStatementBody(node))
|| (ts.getEmitFlags(node) & 33554432) !== 0;
}
function visitor(node) {
if (shouldVisitNode(node)) {
return visitJavaScript(node);
}
else {
return node;
}
}
function functionBodyVisitor(node) {
if (shouldVisitNode(node)) {
return visitBlock(node, true);
}
return node;
}
function callExpressionVisitor(node) {
if (node.kind === 97) {
return visitSuperKeyword(true);
}
return visitor(node);
}
function visitJavaScript(node) {
switch (node.kind) {
case 115:
return undefined;
case 238:
return visitClassDeclaration(node);
case 207:
return visitClassExpression(node);
case 149:
return visitParameter(node);
case 237:
return visitFunctionDeclaration(node);
case 195:
return visitArrowFunction(node);
case 194:
return visitFunctionExpression(node);
case 235:
return visitVariableDeclaration(node);
case 71:
return visitIdentifier(node);
case 236:
return visitVariableDeclarationList(node);
case 230:
return visitSwitchStatement(node);
case 244:
return visitCaseBlock(node);
case 216:
return visitBlock(node, false);
case 227:
case 226:
return visitBreakOrContinueStatement(node);
case 231:
return visitLabeledStatement(node);
case 221:
case 222:
return visitDoOrWhileStatement(node, undefined);
case 223:
return visitForStatement(node, undefined);
case 224:
return visitForInStatement(node, undefined);
case 225:
return visitForOfStatement(node, undefined);
case 219:
return visitExpressionStatement(node);
case 186:
return visitObjectLiteralExpression(node);
case 272:
return visitCatchClause(node);
case 274:
return visitShorthandPropertyAssignment(node);
case 147:
return visitComputedPropertyName(node);
case 185:
return visitArrayLiteralExpression(node);
case 189:
return visitCallExpression(node);
case 190:
return visitNewExpression(node);
case 193:
return visitParenthesizedExpression(node, true);
case 202:
return visitBinaryExpression(node, true);
case 13:
case 14:
case 15:
case 16:
return visitTemplateLiteral(node);
case 9:
return visitStringLiteral(node);
case 8:
return visitNumericLiteral(node);
case 191:
return visitTaggedTemplateExpression(node);
case 204:
return visitTemplateExpression(node);
case 205:
return visitYieldExpression(node);
case 206:
return visitSpreadElement(node);
case 97:
return visitSuperKeyword(false);
case 99:
return visitThisKeyword(node);
case 212:
return visitMetaProperty(node);
case 154:
return visitMethodDeclaration(node);
case 156:
case 157:
return visitAccessorDeclaration(node);
case 217:
return visitVariableStatement(node);
case 228:
return visitReturnStatement(node);
default:
return ts.visitEachChild(node, visitor, context);
}
}
function visitSourceFile(node) {
var ancestorFacts = enterSubtree(3968, 64);
var statements = [];
startLexicalEnvironment();
var statementOffset = ts.addStandardPrologue(statements, node.statements, false);
addCaptureThisForNodeIfNeeded(statements, node);
statementOffset = ts.addCustomPrologue(statements, node.statements, statementOffset, visitor);
ts.addRange(statements, ts.visitNodes(node.statements, visitor, ts.isStatement, statementOffset));
if (taggedTemplateStringDeclarations) {
statements.push(ts.createVariableStatement(undefined, ts.createVariableDeclarationList(taggedTemplateStringDeclarations)));
}
ts.prependStatements(statements, endLexicalEnvironment());
exitSubtree(ancestorFacts, 0, 0);
return ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray(statements), node.statements));
}
function visitSwitchStatement(node) {
if (convertedLoopState !== undefined) {
var savedAllowedNonLabeledJumps = convertedLoopState.allowedNonLabeledJumps;
convertedLoopState.allowedNonLabeledJumps |= 2;
var result = ts.visitEachChild(node, visitor, context);
convertedLoopState.allowedNonLabeledJumps = savedAllowedNonLabeledJumps;
return result;
}
return ts.visitEachChild(node, visitor, context);
}
function visitCaseBlock(node) {
var ancestorFacts = enterSubtree(4032, 0);
var updated = ts.visitEachChild(node, visitor, context);
exitSubtree(ancestorFacts, 0, 0);
return updated;
}
function returnCapturedThis(node) {
return ts.setOriginalNode(ts.createReturn(ts.createFileLevelUniqueName("_this")), node);
}
function visitReturnStatement(node) {
if (convertedLoopState) {
convertedLoopState.nonLocalJumps |= 8;
if (isReturnVoidStatementInConstructorWithCapturedSuper(node)) {
node = returnCapturedThis(node);
}
return ts.createReturn(ts.createObjectLiteral([
ts.createPropertyAssignment(ts.createIdentifier("value"), node.expression
? ts.visitNode(node.expression, visitor, ts.isExpression)
: ts.createVoidZero())
]));
}
else if (isReturnVoidStatementInConstructorWithCapturedSuper(node)) {
return returnCapturedThis(node);
}
return ts.visitEachChild(node, visitor, context);
}
function visitThisKeyword(node) {
if (convertedLoopState) {
if (hierarchyFacts & 2) {
convertedLoopState.containsLexicalThis = true;
return node;
}
return convertedLoopState.thisName || (convertedLoopState.thisName = ts.createUniqueName("this"));
}
return node;
}
function visitIdentifier(node) {
if (!convertedLoopState) {
return node;
}
if (ts.isGeneratedIdentifier(node)) {
return node;
}
if (node.escapedText !== "arguments" || !resolver.isArgumentsLocalBinding(node)) {
return node;
}
return convertedLoopState.argumentsName || (convertedLoopState.argumentsName = ts.createUniqueName("arguments"));
}
function visitBreakOrContinueStatement(node) {
if (convertedLoopState) {
var jump = node.kind === 227 ? 2 : 4;
var canUseBreakOrContinue = (node.label && convertedLoopState.labels && convertedLoopState.labels.get(ts.idText(node.label))) ||
(!node.label && (convertedLoopState.allowedNonLabeledJumps & jump));
if (!canUseBreakOrContinue) {
var labelMarker = void 0;
var label = node.label;
if (!label) {
if (node.kind === 227) {
convertedLoopState.nonLocalJumps |= 2;
labelMarker = "break";
}
else {
convertedLoopState.nonLocalJumps |= 4;
labelMarker = "continue";
}
}
else {
if (node.kind === 227) {
labelMarker = "break-" + label.escapedText;
setLabeledJump(convertedLoopState, true, ts.idText(label), labelMarker);
}
else {
labelMarker = "continue-" + label.escapedText;
setLabeledJump(convertedLoopState, false, ts.idText(label), labelMarker);
}
}
var returnExpression = ts.createLiteral(labelMarker);
if (convertedLoopState.loopOutParameters.length) {
var outParams = convertedLoopState.loopOutParameters;
var expr = void 0;
for (var i = 0; i < outParams.length; i++) {
var copyExpr = copyOutParameter(outParams[i], 1);
if (i === 0) {
expr = copyExpr;
}
else {
expr = ts.createBinary(expr, 26, copyExpr);
}
}
returnExpression = ts.createBinary(expr, 26, returnExpression);
}
return ts.createReturn(returnExpression);
}
}
return ts.visitEachChild(node, visitor, context);
}
function visitClassDeclaration(node) {
var variable = ts.createVariableDeclaration(ts.getLocalName(node, true), undefined, transformClassLikeDeclarationToExpression(node));
ts.setOriginalNode(variable, node);
var statements = [];
var statement = ts.createVariableStatement(undefined, ts.createVariableDeclarationList([variable]));
ts.setOriginalNode(statement, node);
ts.setTextRange(statement, node);
ts.startOnNewLine(statement);
statements.push(statement);
if (ts.hasModifier(node, 1)) {
var exportStatement = ts.hasModifier(node, 512)
? ts.createExportDefault(ts.getLocalName(node))
: ts.createExternalModuleExport(ts.getLocalName(node));
ts.setOriginalNode(exportStatement, statement);
statements.push(exportStatement);
}
var emitFlags = ts.getEmitFlags(node);
if ((emitFlags & 4194304) === 0) {
statements.push(ts.createEndOfDeclarationMarker(node));
ts.setEmitFlags(statement, emitFlags | 4194304);
}
return ts.singleOrMany(statements);
}
function visitClassExpression(node) {
return transformClassLikeDeclarationToExpression(node);
}
function transformClassLikeDeclarationToExpression(node) {
if (node.name) {
enableSubstitutionsForBlockScopedBindings();
}
var extendsClauseElement = ts.getEffectiveBaseTypeNode(node);
var classFunction = ts.createFunctionExpression(undefined, undefined, undefined, undefined, extendsClauseElement ? [ts.createParameter(undefined, undefined, undefined, ts.createFileLevelUniqueName("_super"))] : [], undefined, transformClassBody(node, extendsClauseElement));
ts.setEmitFlags(classFunction, (ts.getEmitFlags(node) & 65536) | 524288);
var inner = ts.createPartiallyEmittedExpression(classFunction);
inner.end = node.end;
ts.setEmitFlags(inner, 1536);
var outer = ts.createPartiallyEmittedExpression(inner);
outer.end = ts.skipTrivia(currentText, node.pos);
ts.setEmitFlags(outer, 1536);
var result = ts.createParen(ts.createCall(outer, undefined, extendsClauseElement
? [ts.visitNode(extendsClauseElement.expression, visitor, ts.isExpression)]
: []));
ts.addSyntheticLeadingComment(result, 3, "* @class ");
return result;
}
function transformClassBody(node, extendsClauseElement) {
var statements = [];
startLexicalEnvironment();
addExtendsHelperIfNeeded(statements, node, extendsClauseElement);
addConstructor(statements, node, extendsClauseElement);
addClassMembers(statements, node);
var closingBraceLocation = ts.createTokenRange(ts.skipTrivia(currentText, node.members.end), 18);
var localName = ts.getInternalName(node);
var outer = ts.createPartiallyEmittedExpression(localName);
outer.end = closingBraceLocation.end;
ts.setEmitFlags(outer, 1536);
var statement = ts.createReturn(outer);
statement.pos = closingBraceLocation.pos;
ts.setEmitFlags(statement, 1536 | 384);
statements.push(statement);
ts.prependStatements(statements, endLexicalEnvironment());
var block = ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), node.members), true);
ts.setEmitFlags(block, 1536);
return block;
}
function addExtendsHelperIfNeeded(statements, node, extendsClauseElement) {
if (extendsClauseElement) {
statements.push(ts.setTextRange(ts.createExpressionStatement(createExtendsHelper(context, ts.getInternalName(node))), extendsClauseElement));
}
}
function addConstructor(statements, node, extendsClauseElement) {
var savedConvertedLoopState = convertedLoopState;
convertedLoopState = undefined;
var ancestorFacts = enterSubtree(16278, 73);
var constructor = ts.getFirstConstructorWithBody(node);
var hasSynthesizedSuper = hasSynthesizedDefaultSuperCall(constructor, extendsClauseElement !== undefined);
var constructorFunction = ts.createFunctionDeclaration(undefined, undefined, undefined, ts.getInternalName(node), undefined, transformConstructorParameters(constructor, hasSynthesizedSuper), undefined, transformConstructorBody(constructor, node, extendsClauseElement, hasSynthesizedSuper));
ts.setTextRange(constructorFunction, constructor || node);
if (extendsClauseElement) {
ts.setEmitFlags(constructorFunction, 8);
}
statements.push(constructorFunction);
exitSubtree(ancestorFacts, 49152, 0);
convertedLoopState = savedConvertedLoopState;
}
function transformConstructorParameters(constructor, hasSynthesizedSuper) {
return ts.visitParameterList(constructor && !hasSynthesizedSuper ? constructor.parameters : undefined, visitor, context)
|| [];
}
function transformConstructorBody(constructor, node, extendsClauseElement, hasSynthesizedSuper) {
var statements = [];
resumeLexicalEnvironment();
var statementOffset = -1;
if (hasSynthesizedSuper) {
statementOffset = 0;
}
else if (constructor) {
statementOffset = ts.addStandardPrologue(statements, constructor.body.statements, false);
}
if (constructor) {
addDefaultValueAssignmentsIfNeeded(statements, constructor);
addRestParameterIfNeeded(statements, constructor, hasSynthesizedSuper);
if (!hasSynthesizedSuper) {
statementOffset = ts.addCustomPrologue(statements, constructor.body.statements, statementOffset, visitor);
}
ts.Debug.assert(statementOffset >= 0, "statementOffset not initialized correctly!");
}
var isDerivedClass = !!extendsClauseElement && ts.skipOuterExpressions(extendsClauseElement.expression).kind !== 95;
var superCaptureStatus = declareOrCaptureOrReturnThisForConstructorIfNeeded(statements, constructor, isDerivedClass, hasSynthesizedSuper, statementOffset);
if (superCaptureStatus === 1 || superCaptureStatus === 2) {
statementOffset++;
}
if (constructor) {
if (superCaptureStatus === 1) {
hierarchyFacts |= 4096;
}
ts.addRange(statements, ts.visitNodes(constructor.body.statements, visitor, ts.isStatement, statementOffset));
}
if (isDerivedClass
&& superCaptureStatus !== 2
&& !(constructor && isSufficientlyCoveredByReturnStatements(constructor.body))) {
statements.push(ts.createReturn(ts.createFileLevelUniqueName("_this")));
}
ts.prependStatements(statements, endLexicalEnvironment());
if (constructor) {
prependCaptureNewTargetIfNeeded(statements, constructor, false);
}
var block = ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), constructor ? constructor.body.statements : node.members), true);
ts.setTextRange(block, constructor ? constructor.body : node);
if (!constructor) {
ts.setEmitFlags(block, 1536);
}
return block;
}
function isSufficientlyCoveredByReturnStatements(statement) {
if (statement.kind === 228) {
return true;
}
else if (statement.kind === 220) {
var ifStatement = statement;
if (ifStatement.elseStatement) {
return isSufficientlyCoveredByReturnStatements(ifStatement.thenStatement) &&
isSufficientlyCoveredByReturnStatements(ifStatement.elseStatement);
}
}
else if (statement.kind === 216) {
var lastStatement = ts.lastOrUndefined(statement.statements);
if (lastStatement && isSufficientlyCoveredByReturnStatements(lastStatement)) {
return true;
}
}
return false;
}
function declareOrCaptureOrReturnThisForConstructorIfNeeded(statements, ctor, isDerivedClass, hasSynthesizedSuper, statementOffset) {
if (!isDerivedClass) {
if (ctor) {
addCaptureThisForNodeIfNeeded(statements, ctor);
}
return 0;
}
if (!ctor) {
statements.push(ts.createReturn(createDefaultSuperCallOrThis()));
return 2;
}
if (hasSynthesizedSuper) {
captureThisForNode(statements, ctor, createDefaultSuperCallOrThis());
enableSubstitutionsForCapturedThis();
return 1;
}
var firstStatement;
var superCallExpression;
var ctorStatements = ctor.body.statements;
if (statementOffset < ctorStatements.length) {
firstStatement = ctorStatements[statementOffset];
if (firstStatement.kind === 219 && ts.isSuperCall(firstStatement.expression)) {
superCallExpression = visitImmediateSuperCallInBody(firstStatement.expression);
}
}
if (superCallExpression
&& statementOffset === ctorStatements.length - 1
&& !(ctor.transformFlags & (16384 | 32768))) {
var returnStatement = ts.createReturn(superCallExpression);
if (superCallExpression.kind !== 202
|| superCallExpression.left.kind !== 189) {
ts.Debug.fail("Assumed generated super call would have form 'super.call(...) || this'.");
}
ts.setCommentRange(returnStatement, ts.getCommentRange(ts.setEmitFlags(superCallExpression.left, 1536)));
statements.push(returnStatement);
return 2;
}
captureThisForNode(statements, ctor, superCallExpression || createActualThis(), firstStatement);
if (superCallExpression) {
return 1;
}
return 0;
}
function createActualThis() {
return ts.setEmitFlags(ts.createThis(), 4);
}
function createDefaultSuperCallOrThis() {
return ts.createLogicalOr(ts.createLogicalAnd(ts.createStrictInequality(ts.createFileLevelUniqueName("_super"), ts.createNull()), ts.createFunctionApply(ts.createFileLevelUniqueName("_super"), createActualThis(), ts.createIdentifier("arguments"))), createActualThis());
}
function visitParameter(node) {
if (node.dotDotDotToken) {
return undefined;
}
else if (ts.isBindingPattern(node.name)) {
return ts.setOriginalNode(ts.setTextRange(ts.createParameter(undefined, undefined, undefined, ts.getGeneratedNameForNode(node), undefined, undefined, undefined), node), node);
}
else if (node.initializer) {
return ts.setOriginalNode(ts.setTextRange(ts.createParameter(undefined, undefined, undefined, node.name, undefined, undefined, undefined), node), node);
}
else {
return node;
}
}
function shouldAddDefaultValueAssignments(node) {
return (node.transformFlags & 131072) !== 0;
}
function addDefaultValueAssignmentsIfNeeded(statements, node) {
if (!shouldAddDefaultValueAssignments(node)) {
return;
}
for (var _i = 0, _a = node.parameters; _i < _a.length; _i++) {
var parameter = _a[_i];
var name = parameter.name, initializer = parameter.initializer, dotDotDotToken = parameter.dotDotDotToken;
if (dotDotDotToken) {
continue;
}
if (ts.isBindingPattern(name)) {
addDefaultValueAssignmentForBindingPattern(statements, parameter, name, initializer);
}
else if (initializer) {
addDefaultValueAssignmentForInitializer(statements, parameter, name, initializer);
}
}
}
function addDefaultValueAssignmentForBindingPattern(statements, parameter, name, initializer) {
var temp = ts.getGeneratedNameForNode(parameter);
if (name.elements.length > 0) {
statements.push(ts.setEmitFlags(ts.createVariableStatement(undefined, ts.createVariableDeclarationList(ts.flattenDestructuringBinding(parameter, visitor, context, 0, temp))), 1048576));
}
else if (initializer) {
statements.push(ts.setEmitFlags(ts.createExpressionStatement(ts.createAssignment(temp, ts.visitNode(initializer, visitor, ts.isExpression))), 1048576));
}
}
function addDefaultValueAssignmentForInitializer(statements, parameter, name, initializer) {
initializer = ts.visitNode(initializer, visitor, ts.isExpression);
var statement = ts.createIf(ts.createTypeCheck(ts.getSynthesizedClone(name), "undefined"), ts.setEmitFlags(ts.setTextRange(ts.createBlock([
ts.createExpressionStatement(ts.setEmitFlags(ts.setTextRange(ts.createAssignment(ts.setEmitFlags(ts.getMutableClone(name), 48), ts.setEmitFlags(initializer, 48 | ts.getEmitFlags(initializer) | 1536)), parameter), 1536))
]), parameter), 1 | 32 | 384 | 1536));
ts.startOnNewLine(statement);
ts.setTextRange(statement, parameter);
ts.setEmitFlags(statement, 384 | 32 | 1048576 | 1536);
statements.push(statement);
}
function shouldAddRestParameter(node, inConstructorWithSynthesizedSuper) {
return node && node.dotDotDotToken && node.name.kind === 71 && !inConstructorWithSynthesizedSuper;
}
function addRestParameterIfNeeded(statements, node, inConstructorWithSynthesizedSuper) {
var parameter = ts.lastOrUndefined(node.parameters);
if (!shouldAddRestParameter(parameter, inConstructorWithSynthesizedSuper)) {
return;
}
var declarationName = ts.getMutableClone(parameter.name);
ts.setEmitFlags(declarationName, 48);
var expressionName = ts.getSynthesizedClone(parameter.name);
var restIndex = node.parameters.length - 1;
var temp = ts.createLoopVariable();
statements.push(ts.setEmitFlags(ts.setTextRange(ts.createVariableStatement(undefined, ts.createVariableDeclarationList([
ts.createVariableDeclaration(declarationName, undefined, ts.createArrayLiteral([]))
])), parameter), 1048576));
var forStatement = ts.createFor(ts.setTextRange(ts.createVariableDeclarationList([
ts.createVariableDeclaration(temp, undefined, ts.createLiteral(restIndex))
]), parameter), ts.setTextRange(ts.createLessThan(temp, ts.createPropertyAccess(ts.createIdentifier("arguments"), "length")), parameter), ts.setTextRange(ts.createPostfixIncrement(temp), parameter), ts.createBlock([
ts.startOnNewLine(ts.setTextRange(ts.createExpressionStatement(ts.createAssignment(ts.createElementAccess(expressionName, restIndex === 0
? temp
: ts.createSubtract(temp, ts.createLiteral(restIndex))), ts.createElementAccess(ts.createIdentifier("arguments"), temp))), parameter))
]));
ts.setEmitFlags(forStatement, 1048576);
ts.startOnNewLine(forStatement);
statements.push(forStatement);
}
function addCaptureThisForNodeIfNeeded(statements, node) {
if (node.transformFlags & 32768 && node.kind !== 195) {
captureThisForNode(statements, node, ts.createThis());
}
}
function captureThisForNode(statements, node, initializer, originalStatement) {
enableSubstitutionsForCapturedThis();
var captureThisStatement = ts.createVariableStatement(undefined, ts.createVariableDeclarationList([
ts.createVariableDeclaration(ts.createFileLevelUniqueName("_this"), undefined, initializer)
]));
ts.setEmitFlags(captureThisStatement, 1536 | 1048576);
ts.setTextRange(captureThisStatement, originalStatement);
ts.setSourceMapRange(captureThisStatement, node);
statements.push(captureThisStatement);
}
function prependCaptureNewTargetIfNeeded(statements, node, copyOnWrite) {
if (hierarchyFacts & 16384) {
var newTarget = void 0;
switch (node.kind) {
case 195:
return statements;
case 154:
case 156:
case 157:
newTarget = ts.createVoidZero();
break;
case 155:
newTarget = ts.createPropertyAccess(ts.setEmitFlags(ts.createThis(), 4), "constructor");
break;
case 237:
case 194:
newTarget = ts.createConditional(ts.createLogicalAnd(ts.setEmitFlags(ts.createThis(), 4), ts.createBinary(ts.setEmitFlags(ts.createThis(), 4), 93, ts.getLocalName(node))), ts.createPropertyAccess(ts.setEmitFlags(ts.createThis(), 4), "constructor"), ts.createVoidZero());
break;
default:
return ts.Debug.failBadSyntaxKind(node);
}
var captureNewTargetStatement = ts.createVariableStatement(undefined, ts.createVariableDeclarationList([
ts.createVariableDeclaration(ts.createFileLevelUniqueName("_newTarget"), undefined, newTarget)
]));
if (copyOnWrite) {
return [captureNewTargetStatement].concat(statements);
}
statements.unshift(captureNewTargetStatement);
}
return statements;
}
function addClassMembers(statements, node) {
for (var _i = 0, _a = node.members; _i < _a.length; _i++) {
var member = _a[_i];
switch (member.kind) {
case 215:
statements.push(transformSemicolonClassElementToStatement(member));
break;
case 154:
statements.push(transformClassMethodDeclarationToStatement(getClassMemberPrefix(node, member), member, node));
break;
case 156:
case 157:
var accessors = ts.getAllAccessorDeclarations(node.members, member);
if (member === accessors.firstAccessor) {
statements.push(transformAccessorsToStatement(getClassMemberPrefix(node, member), accessors, node));
}
break;
case 155:
break;
default:
ts.Debug.failBadSyntaxKind(node);
break;
}
}
}
function transformSemicolonClassElementToStatement(member) {
return ts.setTextRange(ts.createEmptyStatement(), member);
}
function transformClassMethodDeclarationToStatement(receiver, member, container) {
var ancestorFacts = enterSubtree(0, 0);
var commentRange = ts.getCommentRange(member);
var sourceMapRange = ts.getSourceMapRange(member);
var memberName = ts.createMemberAccessForPropertyName(receiver, ts.visitNode(member.name, visitor, ts.isPropertyName), member.name);
var memberFunction = transformFunctionLikeToExpression(member, member, undefined, container);
ts.setEmitFlags(memberFunction, 1536);
ts.setSourceMapRange(memberFunction, sourceMapRange);
var statement = ts.setTextRange(ts.createExpressionStatement(ts.createAssignment(memberName, memberFunction)), member);
ts.setOriginalNode(statement, member);
ts.setCommentRange(statement, commentRange);
ts.setEmitFlags(statement, 48);
exitSubtree(ancestorFacts, 49152, hierarchyFacts & 49152 ? 16384 : 0);
return statement;
}
function transformAccessorsToStatement(receiver, accessors, container) {
var statement = ts.createExpressionStatement(transformAccessorsToExpression(receiver, accessors, container, false));
ts.setEmitFlags(statement, 1536);
ts.setSourceMapRange(statement, ts.getSourceMapRange(accessors.firstAccessor));
return statement;
}
function transformAccessorsToExpression(receiver, _a, container, startsOnNewLine) {
var firstAccessor = _a.firstAccessor, getAccessor = _a.getAccessor, setAccessor = _a.setAccessor;
var ancestorFacts = enterSubtree(0, 0);
var target = ts.getMutableClone(receiver);
ts.setEmitFlags(target, 1536 | 32);
ts.setSourceMapRange(target, firstAccessor.name);
var propertyName = ts.createExpressionForPropertyName(ts.visitNode(firstAccessor.name, visitor, ts.isPropertyName));
ts.setEmitFlags(propertyName, 1536 | 16);
ts.setSourceMapRange(propertyName, firstAccessor.name);
var properties = [];
if (getAccessor) {
var getterFunction = transformFunctionLikeToExpression(getAccessor, undefined, undefined, container);
ts.setSourceMapRange(getterFunction, ts.getSourceMapRange(getAccessor));
ts.setEmitFlags(getterFunction, 512);
var getter = ts.createPropertyAssignment("get", getterFunction);
ts.setCommentRange(getter, ts.getCommentRange(getAccessor));
properties.push(getter);
}
if (setAccessor) {
var setterFunction = transformFunctionLikeToExpression(setAccessor, undefined, undefined, container);
ts.setSourceMapRange(setterFunction, ts.getSourceMapRange(setAccessor));
ts.setEmitFlags(setterFunction, 512);
var setter = ts.createPropertyAssignment("set", setterFunction);
ts.setCommentRange(setter, ts.getCommentRange(setAccessor));
properties.push(setter);
}
properties.push(ts.createPropertyAssignment("enumerable", ts.createTrue()), ts.createPropertyAssignment("configurable", ts.createTrue()));
var call = ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Object"), "defineProperty"), undefined, [
target,
propertyName,
ts.createObjectLiteral(properties, true)
]);
if (startsOnNewLine) {
ts.startOnNewLine(call);
}
exitSubtree(ancestorFacts, 49152, hierarchyFacts & 49152 ? 16384 : 0);
return call;
}
function visitArrowFunction(node) {
if (node.transformFlags & 16384) {
enableSubstitutionsForCapturedThis();
}
var savedConvertedLoopState = convertedLoopState;
convertedLoopState = undefined;
var ancestorFacts = enterSubtree(16256, 66);
var func = ts.createFunctionExpression(undefined, undefined, undefined, undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, transformFunctionBody(node));
ts.setTextRange(func, node);
ts.setOriginalNode(func, node);
ts.setEmitFlags(func, 8);
exitSubtree(ancestorFacts, 0, 0);
convertedLoopState = savedConvertedLoopState;
return func;
}
function visitFunctionExpression(node) {
var ancestorFacts = ts.getEmitFlags(node) & 262144
? enterSubtree(16278, 69)
: enterSubtree(16286, 65);
var savedConvertedLoopState = convertedLoopState;
convertedLoopState = undefined;
var parameters = ts.visitParameterList(node.parameters, visitor, context);
var body = node.transformFlags & 64
? transformFunctionBody(node)
: visitFunctionBodyDownLevel(node);
var name = hierarchyFacts & 16384
? ts.getLocalName(node)
: node.name;
exitSubtree(ancestorFacts, 49152, 0);
convertedLoopState = savedConvertedLoopState;
return ts.updateFunctionExpression(node, undefined, node.asteriskToken, name, undefined, parameters, undefined, body);
}
function visitFunctionDeclaration(node) {
var savedConvertedLoopState = convertedLoopState;
convertedLoopState = undefined;
var ancestorFacts = enterSubtree(16286, 65);
var parameters = ts.visitParameterList(node.parameters, visitor, context);
var body = node.transformFlags & 64
? transformFunctionBody(node)
: visitFunctionBodyDownLevel(node);
var name = hierarchyFacts & 16384
? ts.getLocalName(node)
: node.name;
exitSubtree(ancestorFacts, 49152, 0);
convertedLoopState = savedConvertedLoopState;
return ts.updateFunctionDeclaration(node, undefined, ts.visitNodes(node.modifiers, visitor, ts.isModifier), node.asteriskToken, name, undefined, parameters, undefined, body);
}
function transformFunctionLikeToExpression(node, location, name, container) {
var savedConvertedLoopState = convertedLoopState;
convertedLoopState = undefined;
var ancestorFacts = container && ts.isClassLike(container) && !ts.hasModifier(node, 32)
? enterSubtree(16286, 65 | 8)
: enterSubtree(16286, 65);
var parameters = ts.visitParameterList(node.parameters, visitor, context);
var body = transformFunctionBody(node);
if (hierarchyFacts & 16384 && !name && (node.kind === 237 || node.kind === 194)) {
name = ts.getGeneratedNameForNode(node);
}
exitSubtree(ancestorFacts, 49152, 0);
convertedLoopState = savedConvertedLoopState;
return ts.setOriginalNode(ts.setTextRange(ts.createFunctionExpression(undefined, node.asteriskToken, name, undefined, parameters, undefined, body), location), node);
}
function transformFunctionBody(node) {
var multiLine = false;
var singleLine = false;
var statementsLocation;
var closeBraceLocation;
var leadingStatements = [];
var statements = [];
var body = node.body;
var statementOffset;
resumeLexicalEnvironment();
if (ts.isBlock(body)) {
statementOffset = ts.addStandardPrologue(leadingStatements, body.statements, false);
}
addCaptureThisForNodeIfNeeded(leadingStatements, node);
addDefaultValueAssignmentsIfNeeded(leadingStatements, node);
addRestParameterIfNeeded(leadingStatements, node, false);
if (ts.isBlock(body)) {
statementOffset = ts.addCustomPrologue(leadingStatements, body.statements, statementOffset, visitor);
statementsLocation = body.statements;
ts.addRange(statements, ts.visitNodes(body.statements, visitor, ts.isStatement, statementOffset));
if (!multiLine && body.multiLine) {
multiLine = true;
}
}
else {
ts.Debug.assert(node.kind === 195);
statementsLocation = ts.moveRangeEnd(body, -1);
var equalsGreaterThanToken = node.equalsGreaterThanToken;
if (!ts.nodeIsSynthesized(equalsGreaterThanToken) && !ts.nodeIsSynthesized(body)) {
if (ts.rangeEndIsOnSameLineAsRangeStart(equalsGreaterThanToken, body, currentSourceFile)) {
singleLine = true;
}
else {
multiLine = true;
}
}
var expression = ts.visitNode(body, visitor, ts.isExpression);
var returnStatement = ts.createReturn(expression);
ts.setTextRange(returnStatement, body);
ts.moveSyntheticComments(returnStatement, body);
ts.setEmitFlags(returnStatement, 384 | 32 | 1024);
statements.push(returnStatement);
closeBraceLocation = body;
}
var lexicalEnvironment = context.endLexicalEnvironment();
ts.prependStatements(statements, lexicalEnvironment);
prependCaptureNewTargetIfNeeded(statements, node, false);
if (ts.some(leadingStatements) || ts.some(lexicalEnvironment)) {
multiLine = true;
}
var block = ts.createBlock(ts.setTextRange(ts.createNodeArray(leadingStatements.concat(statements)), statementsLocation), multiLine);
ts.setTextRange(block, node.body);
if (!multiLine && singleLine) {
ts.setEmitFlags(block, 1);
}
if (closeBraceLocation) {
ts.setTokenSourceMapRange(block, 18, closeBraceLocation);
}
ts.setOriginalNode(block, node.body);
return block;
}
function visitFunctionBodyDownLevel(node) {
var updated = ts.visitFunctionBody(node.body, functionBodyVisitor, context);
return ts.updateBlock(updated, ts.setTextRange(ts.createNodeArray(prependCaptureNewTargetIfNeeded(updated.statements, node, true)), updated.statements));
}
function visitBlock(node, isFunctionBody) {
if (isFunctionBody) {
return ts.visitEachChild(node, visitor, context);
}
var ancestorFacts = hierarchyFacts & 256
? enterSubtree(4032, 512)
: enterSubtree(3904, 128);
var updated = ts.visitEachChild(node, visitor, context);
exitSubtree(ancestorFacts, 0, 0);
return updated;
}
function visitExpressionStatement(node) {
switch (node.expression.kind) {
case 193:
return ts.updateExpressionStatement(node, visitParenthesizedExpression(node.expression, false));
case 202:
return ts.updateExpressionStatement(node, visitBinaryExpression(node.expression, false));
}
return ts.visitEachChild(node, visitor, context);
}
function visitParenthesizedExpression(node, needsDestructuringValue) {
if (!needsDestructuringValue) {
switch (node.expression.kind) {
case 193:
return ts.updateParen(node, visitParenthesizedExpression(node.expression, false));
case 202:
return ts.updateParen(node, visitBinaryExpression(node.expression, false));
}
}
return ts.visitEachChild(node, visitor, context);
}
function visitBinaryExpression(node, needsDestructuringValue) {
if (ts.isDestructuringAssignment(node)) {
return ts.flattenDestructuringAssignment(node, visitor, context, 0, needsDestructuringValue);
}
return ts.visitEachChild(node, visitor, context);
}
function visitVariableStatement(node) {
var ancestorFacts = enterSubtree(0, ts.hasModifier(node, 1) ? 32 : 0);
var updated;
if (convertedLoopState && (node.declarationList.flags & 3) === 0) {
var assignments = void 0;
for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) {
var decl = _a[_i];
hoistVariableDeclarationDeclaredInConvertedLoop(convertedLoopState, decl);
if (decl.initializer) {
var assignment = void 0;
if (ts.isBindingPattern(decl.name)) {
assignment = ts.flattenDestructuringAssignment(decl, visitor, context, 0);
}
else {
assignment = ts.createBinary(decl.name, 58, ts.visitNode(decl.initializer, visitor, ts.isExpression));
ts.setTextRange(assignment, decl);
}
assignments = ts.append(assignments, assignment);
}
}
if (assignments) {
updated = ts.setTextRange(ts.createExpressionStatement(ts.inlineExpressions(assignments)), node);
}
else {
updated = undefined;
}
}
else {
updated = ts.visitEachChild(node, visitor, context);
}
exitSubtree(ancestorFacts, 0, 0);
return updated;
}
function visitVariableDeclarationList(node) {
if (node.transformFlags & 64) {
if (node.flags & 3) {
enableSubstitutionsForBlockScopedBindings();
}
var declarations = ts.flatMap(node.declarations, node.flags & 1
? visitVariableDeclarationInLetDeclarationList
: visitVariableDeclaration);
var declarationList = ts.createVariableDeclarationList(declarations);
ts.setOriginalNode(declarationList, node);
ts.setTextRange(declarationList, node);
ts.setCommentRange(declarationList, node);
if (node.transformFlags & 8388608
&& (ts.isBindingPattern(node.declarations[0].name) || ts.isBindingPattern(ts.last(node.declarations).name))) {
var firstDeclaration = ts.firstOrUndefined(declarations);
if (firstDeclaration) {
ts.setSourceMapRange(declarationList, ts.createRange(firstDeclaration.pos, ts.last(declarations).end));
}
}
return declarationList;
}
return ts.visitEachChild(node, visitor, context);
}
function shouldEmitExplicitInitializerForLetDeclaration(node) {
var flags = resolver.getNodeCheckFlags(node);
var isCapturedInFunction = flags & 131072;
var isDeclaredInLoop = flags & 262144;
var emittedAsTopLevel = (hierarchyFacts & 64) !== 0
|| (isCapturedInFunction
&& isDeclaredInLoop
&& (hierarchyFacts & 512) !== 0);
var emitExplicitInitializer = !emittedAsTopLevel
&& (hierarchyFacts & 2048) === 0
&& (!resolver.isDeclarationWithCollidingName(node)
|| (isDeclaredInLoop
&& !isCapturedInFunction
&& (hierarchyFacts & (1024 | 2048)) === 0));
return emitExplicitInitializer;
}
function visitVariableDeclarationInLetDeclarationList(node) {
var name = node.name;
if (ts.isBindingPattern(name)) {
return visitVariableDeclaration(node);
}
if (!node.initializer && shouldEmitExplicitInitializerForLetDeclaration(node)) {
var clone_2 = ts.getMutableClone(node);
clone_2.initializer = ts.createVoidZero();
return clone_2;
}
return ts.visitEachChild(node, visitor, context);
}
function visitVariableDeclaration(node) {
var ancestorFacts = enterSubtree(32, 0);
var updated;
if (ts.isBindingPattern(node.name)) {
updated = ts.flattenDestructuringBinding(node, visitor, context, 0, undefined, (ancestorFacts & 32) !== 0);
}
else {
updated = ts.visitEachChild(node, visitor, context);
}
exitSubtree(ancestorFacts, 0, 0);
return updated;
}
function recordLabel(node) {
convertedLoopState.labels.set(ts.idText(node.label), true);
}
function resetLabel(node) {
convertedLoopState.labels.set(ts.idText(node.label), false);
}
function visitLabeledStatement(node) {
if (convertedLoopState && !convertedLoopState.labels) {
convertedLoopState.labels = ts.createMap();
}
var statement = ts.unwrapInnermostStatementOfLabel(node, convertedLoopState && recordLabel);
return ts.isIterationStatement(statement, false)
? visitIterationStatement(statement, node)
: ts.restoreEnclosingLabel(ts.visitNode(statement, visitor, ts.isStatement), node, convertedLoopState && resetLabel);
}
function visitIterationStatement(node, outermostLabeledStatement) {
switch (node.kind) {
case 221:
case 222:
return visitDoOrWhileStatement(node, outermostLabeledStatement);
case 223:
return visitForStatement(node, outermostLabeledStatement);
case 224:
return visitForInStatement(node, outermostLabeledStatement);
case 225:
return visitForOfStatement(node, outermostLabeledStatement);
}
}
function visitIterationStatementWithFacts(excludeFacts, includeFacts, node, outermostLabeledStatement, convert) {
var ancestorFacts = enterSubtree(excludeFacts, includeFacts);
var updated = convertIterationStatementBodyIfNecessary(node, outermostLabeledStatement, convert);
exitSubtree(ancestorFacts, 0, 0);
return updated;
}
function visitDoOrWhileStatement(node, outermostLabeledStatement) {
return visitIterationStatementWithFacts(0, 256, node, outermostLabeledStatement);
}
function visitForStatement(node, outermostLabeledStatement) {
return visitIterationStatementWithFacts(3008, 1280, node, outermostLabeledStatement);
}
function visitForInStatement(node, outermostLabeledStatement) {
return visitIterationStatementWithFacts(1984, 2304, node, outermostLabeledStatement);
}
function visitForOfStatement(node, outermostLabeledStatement) {
return visitIterationStatementWithFacts(1984, 2304, node, outermostLabeledStatement, compilerOptions.downlevelIteration ? convertForOfStatementForIterable : convertForOfStatementForArray);
}
function convertForOfStatementHead(node, boundValue, convertedLoopBodyStatements) {
var statements = [];
var initializer = node.initializer;
if (ts.isVariableDeclarationList(initializer)) {
if (node.initializer.flags & 3) {
enableSubstitutionsForBlockScopedBindings();
}
var firstOriginalDeclaration = ts.firstOrUndefined(initializer.declarations);
if (firstOriginalDeclaration && ts.isBindingPattern(firstOriginalDeclaration.name)) {
var declarations = ts.flattenDestructuringBinding(firstOriginalDeclaration, visitor, context, 0, boundValue);
var declarationList = ts.setTextRange(ts.createVariableDeclarationList(declarations), node.initializer);
ts.setOriginalNode(declarationList, node.initializer);
ts.setSourceMapRange(declarationList, ts.createRange(declarations[0].pos, ts.last(declarations).end));
statements.push(ts.createVariableStatement(undefined, declarationList));
}
else {
statements.push(ts.setTextRange(ts.createVariableStatement(undefined, ts.setOriginalNode(ts.setTextRange(ts.createVariableDeclarationList([
ts.createVariableDeclaration(firstOriginalDeclaration ? firstOriginalDeclaration.name : ts.createTempVariable(undefined), undefined, boundValue)
]), ts.moveRangePos(initializer, -1)), initializer)), ts.moveRangeEnd(initializer, -1)));
}
}
else {
var assignment = ts.createAssignment(initializer, boundValue);
if (ts.isDestructuringAssignment(assignment)) {
ts.aggregateTransformFlags(assignment);
statements.push(ts.createExpressionStatement(visitBinaryExpression(assignment, false)));
}
else {
assignment.end = initializer.end;
statements.push(ts.setTextRange(ts.createExpressionStatement(ts.visitNode(assignment, visitor, ts.isExpression)), ts.moveRangeEnd(initializer, -1)));
}
}
if (convertedLoopBodyStatements) {
return createSyntheticBlockForConvertedStatements(ts.addRange(statements, convertedLoopBodyStatements));
}
else {
var statement = ts.visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock);
if (ts.isBlock(statement)) {
return ts.updateBlock(statement, ts.setTextRange(ts.createNodeArray(ts.concatenate(statements, statement.statements)), statement.statements));
}
else {
statements.push(statement);
return createSyntheticBlockForConvertedStatements(statements);
}
}
}
function createSyntheticBlockForConvertedStatements(statements) {
return ts.setEmitFlags(ts.createBlock(ts.createNodeArray(statements), true), 48 | 384);
}
function convertForOfStatementForArray(node, outermostLabeledStatement, convertedLoopBodyStatements) {
var expression = ts.visitNode(node.expression, visitor, ts.isExpression);
var counter = ts.createLoopVariable();
var rhsReference = ts.isIdentifier(expression) ? ts.getGeneratedNameForNode(expression) : ts.createTempVariable(undefined);
ts.setEmitFlags(expression, 48 | ts.getEmitFlags(expression));
var forStatement = ts.setTextRange(ts.createFor(ts.setEmitFlags(ts.setTextRange(ts.createVariableDeclarationList([
ts.setTextRange(ts.createVariableDeclaration(counter, undefined, ts.createLiteral(0)), ts.moveRangePos(node.expression, -1)),
ts.setTextRange(ts.createVariableDeclaration(rhsReference, undefined, expression), node.expression)
]), node.expression), 2097152), ts.setTextRange(ts.createLessThan(counter, ts.createPropertyAccess(rhsReference, "length")), node.expression), ts.setTextRange(ts.createPostfixIncrement(counter), node.expression), convertForOfStatementHead(node, ts.createElementAccess(rhsReference, counter), convertedLoopBodyStatements)), node);
ts.setEmitFlags(forStatement, 256);
ts.setTextRange(forStatement, node);
return ts.restoreEnclosingLabel(forStatement, outermostLabeledStatement, convertedLoopState && resetLabel);
}
function convertForOfStatementForIterable(node, outermostLabeledStatement, convertedLoopBodyStatements) {
var expression = ts.visitNode(node.expression, visitor, ts.isExpression);
var iterator = ts.isIdentifier(expression) ? ts.getGeneratedNameForNode(expression) : ts.createTempVariable(undefined);
var result = ts.isIdentifier(expression) ? ts.getGeneratedNameForNode(iterator) : ts.createTempVariable(undefined);
var errorRecord = ts.createUniqueName("e");
var catchVariable = ts.getGeneratedNameForNode(errorRecord);
var returnMethod = ts.createTempVariable(undefined);
var values = ts.createValuesHelper(context, expression, node.expression);
var next = ts.createCall(ts.createPropertyAccess(iterator, "next"), undefined, []);
hoistVariableDeclaration(errorRecord);
hoistVariableDeclaration(returnMethod);
var forStatement = ts.setEmitFlags(ts.setTextRange(ts.createFor(ts.setEmitFlags(ts.setTextRange(ts.createVariableDeclarationList([
ts.setTextRange(ts.createVariableDeclaration(iterator, undefined, values), node.expression),
ts.createVariableDeclaration(result, undefined, next)
]), node.expression), 2097152), ts.createLogicalNot(ts.createPropertyAccess(result, "done")), ts.createAssignment(result, next), convertForOfStatementHead(node, ts.createPropertyAccess(result, "value"), convertedLoopBodyStatements)), node), 256);
return ts.createTry(ts.createBlock([
ts.restoreEnclosingLabel(forStatement, outermostLabeledStatement, convertedLoopState && resetLabel)
]), ts.createCatchClause(ts.createVariableDeclaration(catchVariable), ts.setEmitFlags(ts.createBlock([
ts.createExpressionStatement(ts.createAssignment(errorRecord, ts.createObjectLiteral([
ts.createPropertyAssignment("error", catchVariable)
])))
]), 1)), ts.createBlock([
ts.createTry(ts.createBlock([
ts.setEmitFlags(ts.createIf(ts.createLogicalAnd(ts.createLogicalAnd(result, ts.createLogicalNot(ts.createPropertyAccess(result, "done"))), ts.createAssignment(returnMethod, ts.createPropertyAccess(iterator, "return"))), ts.createExpressionStatement(ts.createFunctionCall(returnMethod, iterator, []))), 1),
]), undefined, ts.setEmitFlags(ts.createBlock([
ts.setEmitFlags(ts.createIf(errorRecord, ts.createThrow(ts.createPropertyAccess(errorRecord, "error"))), 1)
]), 1))
]));
}
function visitObjectLiteralExpression(node) {
var properties = node.properties;
var numProperties = properties.length;
var numInitialProperties = numProperties;
var numInitialPropertiesWithoutYield = numProperties;
for (var i = 0; i < numProperties; i++) {
var property = properties[i];
if ((property.transformFlags & 16777216 && hierarchyFacts & 4)
&& i < numInitialPropertiesWithoutYield) {
numInitialPropertiesWithoutYield = i;
}
if (property.name.kind === 147) {
numInitialProperties = i;
break;
}
}
if (numInitialProperties !== numProperties) {
if (numInitialPropertiesWithoutYield < numInitialProperties) {
numInitialProperties = numInitialPropertiesWithoutYield;
}
var temp = ts.createTempVariable(hoistVariableDeclaration);
var expressions = [];
var assignment = ts.createAssignment(temp, ts.setEmitFlags(ts.createObjectLiteral(ts.visitNodes(properties, visitor, ts.isObjectLiteralElementLike, 0, numInitialProperties), node.multiLine), 65536));
if (node.multiLine) {
ts.startOnNewLine(assignment);
}
expressions.push(assignment);
addObjectLiteralMembers(expressions, node, temp, numInitialProperties);
expressions.push(node.multiLine ? ts.startOnNewLine(ts.getMutableClone(temp)) : temp);
return ts.inlineExpressions(expressions);
}
return ts.visitEachChild(node, visitor, context);
}
function shouldConvertIterationStatementBody(node) {
return (resolver.getNodeCheckFlags(node) & 65536) !== 0;
}
function hoistVariableDeclarationDeclaredInConvertedLoop(state, node) {
if (!state.hoistedLocalVariables) {
state.hoistedLocalVariables = [];
}
visit(node.name);
function visit(node) {
if (node.kind === 71) {
state.hoistedLocalVariables.push(node);
}
else {
for (var _i = 0, _a = node.elements; _i < _a.length; _i++) {
var element = _a[_i];
if (!ts.isOmittedExpression(element)) {
visit(element.name);
}
}
}
}
}
function convertIterationStatementBodyIfNecessary(node, outermostLabeledStatement, convert) {
if (!shouldConvertIterationStatementBody(node)) {
var saveAllowedNonLabeledJumps = void 0;
if (convertedLoopState) {
saveAllowedNonLabeledJumps = convertedLoopState.allowedNonLabeledJumps;
convertedLoopState.allowedNonLabeledJumps = 2 | 4;
}
var result = convert
? convert(node, outermostLabeledStatement, undefined)
: ts.restoreEnclosingLabel(ts.visitEachChild(node, visitor, context), outermostLabeledStatement, convertedLoopState && resetLabel);
if (convertedLoopState) {
convertedLoopState.allowedNonLabeledJumps = saveAllowedNonLabeledJumps;
}
return result;
}
var functionName = ts.createUniqueName("_loop");
var loopInitializer;
switch (node.kind) {
case 223:
case 224:
case 225:
var initializer = node.initializer;
if (initializer && initializer.kind === 236) {
loopInitializer = initializer;
}
break;
}
var loopParameters = [];
var loopOutParameters = [];
if (loopInitializer && (ts.getCombinedNodeFlags(loopInitializer) & 3)) {
for (var _i = 0, _a = loopInitializer.declarations; _i < _a.length; _i++) {
var decl = _a[_i];
processLoopVariableDeclaration(decl, loopParameters, loopOutParameters);
}
}
var outerConvertedLoopState = convertedLoopState;
convertedLoopState = { loopOutParameters: loopOutParameters };
if (outerConvertedLoopState) {
if (outerConvertedLoopState.argumentsName) {
convertedLoopState.argumentsName = outerConvertedLoopState.argumentsName;
}
if (outerConvertedLoopState.thisName) {
convertedLoopState.thisName = outerConvertedLoopState.thisName;
}
if (outerConvertedLoopState.hoistedLocalVariables) {
convertedLoopState.hoistedLocalVariables = outerConvertedLoopState.hoistedLocalVariables;
}
}
startLexicalEnvironment();
var loopBody = ts.visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock);
var lexicalEnvironment = endLexicalEnvironment();
var currentState = convertedLoopState;
convertedLoopState = outerConvertedLoopState;
if (loopOutParameters.length || lexicalEnvironment) {
var statements_4 = ts.isBlock(loopBody) ? loopBody.statements.slice() : [loopBody];
if (loopOutParameters.length) {
copyOutParameters(loopOutParameters, 1, statements_4);
}
ts.prependStatements(statements_4, lexicalEnvironment);
loopBody = ts.createBlock(statements_4, true);
}
if (ts.isBlock(loopBody)) {
loopBody.multiLine = true;
}
else {
loopBody = ts.createBlock([loopBody], true);
}
var containsYield = (node.statement.transformFlags & 16777216) !== 0;
var isAsyncBlockContainingAwait = containsYield && (hierarchyFacts & 4) !== 0;
var loopBodyFlags = 0;
if (currentState.containsLexicalThis) {
loopBodyFlags |= 8;
}
if (isAsyncBlockContainingAwait) {
loopBodyFlags |= 262144;
}
var convertedLoopVariable = ts.createVariableStatement(undefined, ts.setEmitFlags(ts.createVariableDeclarationList([
ts.createVariableDeclaration(functionName, undefined, ts.setEmitFlags(ts.createFunctionExpression(undefined, containsYield ? ts.createToken(39) : undefined, undefined, undefined, loopParameters, undefined, loopBody), loopBodyFlags))
]), 2097152));
var statements = [convertedLoopVariable];
var extraVariableDeclarations;
if (currentState.argumentsName) {
if (outerConvertedLoopState) {
outerConvertedLoopState.argumentsName = currentState.argumentsName;
}
else {
(extraVariableDeclarations || (extraVariableDeclarations = [])).push(ts.createVariableDeclaration(currentState.argumentsName, undefined, ts.createIdentifier("arguments")));
}
}
if (currentState.thisName) {
if (outerConvertedLoopState) {
outerConvertedLoopState.thisName = currentState.thisName;
}
else {
(extraVariableDeclarations || (extraVariableDeclarations = [])).push(ts.createVariableDeclaration(currentState.thisName, undefined, ts.createIdentifier("this")));
}
}
if (currentState.hoistedLocalVariables) {
if (outerConvertedLoopState) {
outerConvertedLoopState.hoistedLocalVariables = currentState.hoistedLocalVariables;
}
else {
if (!extraVariableDeclarations) {
extraVariableDeclarations = [];
}
for (var _b = 0, _c = currentState.hoistedLocalVariables; _b < _c.length; _b++) {
var identifier = _c[_b];
extraVariableDeclarations.push(ts.createVariableDeclaration(identifier));
}
}
}
if (loopOutParameters.length) {
if (!extraVariableDeclarations) {
extraVariableDeclarations = [];
}
for (var _d = 0, loopOutParameters_1 = loopOutParameters; _d < loopOutParameters_1.length; _d++) {
var outParam = loopOutParameters_1[_d];
extraVariableDeclarations.push(ts.createVariableDeclaration(outParam.outParamName));
}
}
if (extraVariableDeclarations) {
statements.push(ts.createVariableStatement(undefined, ts.createVariableDeclarationList(extraVariableDeclarations)));
}
var convertedLoopBodyStatements = generateCallToConvertedLoop(functionName, loopParameters, currentState, containsYield);
var loop;
if (convert) {
loop = convert(node, outermostLabeledStatement, convertedLoopBodyStatements);
}
else {
var clone_3 = ts.getMutableClone(node);
clone_3.statement = undefined;
clone_3 = ts.visitEachChild(clone_3, visitor, context);
clone_3.statement = ts.createBlock(convertedLoopBodyStatements, true);
clone_3.transformFlags = 0;
ts.aggregateTransformFlags(clone_3);
loop = ts.restoreEnclosingLabel(clone_3, outermostLabeledStatement, convertedLoopState && resetLabel);
}
statements.push(loop);
return statements;
}
function copyOutParameter(outParam, copyDirection) {
var source = copyDirection === 0 ? outParam.outParamName : outParam.originalName;
var target = copyDirection === 0 ? outParam.originalName : outParam.outParamName;
return ts.createBinary(target, 58, source);
}
function copyOutParameters(outParams, copyDirection, statements) {
for (var _i = 0, outParams_1 = outParams; _i < outParams_1.length; _i++) {
var outParam = outParams_1[_i];
statements.push(ts.createExpressionStatement(copyOutParameter(outParam, copyDirection)));
}
}
function generateCallToConvertedLoop(loopFunctionExpressionName, parameters, state, isAsyncBlockContainingAwait) {
var outerConvertedLoopState = convertedLoopState;
var statements = [];
var isSimpleLoop = !(state.nonLocalJumps & ~4) &&
!state.labeledNonLocalBreaks &&
!state.labeledNonLocalContinues;
var call = ts.createCall(loopFunctionExpressionName, undefined, ts.map(parameters, function (p) { return p.name; }));
var callResult = isAsyncBlockContainingAwait
? ts.createYield(ts.createToken(39), ts.setEmitFlags(call, 8388608))
: call;
if (isSimpleLoop) {
statements.push(ts.createExpressionStatement(callResult));
copyOutParameters(state.loopOutParameters, 0, statements);
}
else {
var loopResultName = ts.createUniqueName("state");
var stateVariable = ts.createVariableStatement(undefined, ts.createVariableDeclarationList([ts.createVariableDeclaration(loopResultName, undefined, callResult)]));
statements.push(stateVariable);
copyOutParameters(state.loopOutParameters, 0, statements);
if (state.nonLocalJumps & 8) {
var returnStatement = void 0;
if (outerConvertedLoopState) {
outerConvertedLoopState.nonLocalJumps |= 8;
returnStatement = ts.createReturn(loopResultName);
}
else {
returnStatement = ts.createReturn(ts.createPropertyAccess(loopResultName, "value"));
}
statements.push(ts.createIf(ts.createBinary(ts.createTypeOf(loopResultName), 34, ts.createLiteral("object")), returnStatement));
}
if (state.nonLocalJumps & 2) {
statements.push(ts.createIf(ts.createBinary(loopResultName, 34, ts.createLiteral("break")), ts.createBreak()));
}
if (state.labeledNonLocalBreaks || state.labeledNonLocalContinues) {
var caseClauses = [];
processLabeledJumps(state.labeledNonLocalBreaks, true, loopResultName, outerConvertedLoopState, caseClauses);
processLabeledJumps(state.labeledNonLocalContinues, false, loopResultName, outerConvertedLoopState, caseClauses);
statements.push(ts.createSwitch(loopResultName, ts.createCaseBlock(caseClauses)));
}
}
return statements;
}
function setLabeledJump(state, isBreak, labelText, labelMarker) {
if (isBreak) {
if (!state.labeledNonLocalBreaks) {
state.labeledNonLocalBreaks = ts.createMap();
}
state.labeledNonLocalBreaks.set(labelText, labelMarker);
}
else {
if (!state.labeledNonLocalContinues) {
state.labeledNonLocalContinues = ts.createMap();
}
state.labeledNonLocalContinues.set(labelText, labelMarker);
}
}
function processLabeledJumps(table, isBreak, loopResultName, outerLoop, caseClauses) {
if (!table) {
return;
}
table.forEach(function (labelMarker, labelText) {
var statements = [];
if (!outerLoop || (outerLoop.labels && outerLoop.labels.get(labelText))) {
var label = ts.createIdentifier(labelText);
statements.push(isBreak ? ts.createBreak(label) : ts.createContinue(label));
}
else {
setLabeledJump(outerLoop, isBreak, labelText, labelMarker);
statements.push(ts.createReturn(loopResultName));
}
caseClauses.push(ts.createCaseClause(ts.createLiteral(labelMarker), statements));
});
}
function processLoopVariableDeclaration(decl, loopParameters, loopOutParameters) {
var name = decl.name;
if (ts.isBindingPattern(name)) {
for (var _i = 0, _a = name.elements; _i < _a.length; _i++) {
var element = _a[_i];
if (!ts.isOmittedExpression(element)) {
processLoopVariableDeclaration(element, loopParameters, loopOutParameters);
}
}
}
else {
loopParameters.push(ts.createParameter(undefined, undefined, undefined, name));
if (resolver.getNodeCheckFlags(decl) & 2097152) {
var outParamName = ts.createUniqueName("out_" + ts.idText(name));
loopOutParameters.push({ originalName: name, outParamName: outParamName });
}
}
}
function addObjectLiteralMembers(expressions, node, receiver, start) {
var properties = node.properties;
var numProperties = properties.length;
for (var i = start; i < numProperties; i++) {
var property = properties[i];
switch (property.kind) {
case 156:
case 157:
var accessors = ts.getAllAccessorDeclarations(node.properties, property);
if (property === accessors.firstAccessor) {
expressions.push(transformAccessorsToExpression(receiver, accessors, node, !!node.multiLine));
}
break;
case 154:
expressions.push(transformObjectLiteralMethodDeclarationToExpression(property, receiver, node, node.multiLine));
break;
case 273:
expressions.push(transformPropertyAssignmentToExpression(property, receiver, node.multiLine));
break;
case 274:
expressions.push(transformShorthandPropertyAssignmentToExpression(property, receiver, node.multiLine));
break;
default:
ts.Debug.failBadSyntaxKind(node);
break;
}
}
}
function transformPropertyAssignmentToExpression(property, receiver, startsOnNewLine) {
var expression = ts.createAssignment(ts.createMemberAccessForPropertyName(receiver, ts.visitNode(property.name, visitor, ts.isPropertyName)), ts.visitNode(property.initializer, visitor, ts.isExpression));
ts.setTextRange(expression, property);
if (startsOnNewLine) {
ts.startOnNewLine(expression);
}
return expression;
}
function transformShorthandPropertyAssignmentToExpression(property, receiver, startsOnNewLine) {
var expression = ts.createAssignment(ts.createMemberAccessForPropertyName(receiver, ts.visitNode(property.name, visitor, ts.isPropertyName)), ts.getSynthesizedClone(property.name));
ts.setTextRange(expression, property);
if (startsOnNewLine) {
ts.startOnNewLine(expression);
}
return expression;
}
function transformObjectLiteralMethodDeclarationToExpression(method, receiver, container, startsOnNewLine) {
var ancestorFacts = enterSubtree(0, 0);
var expression = ts.createAssignment(ts.createMemberAccessForPropertyName(receiver, ts.visitNode(method.name, visitor, ts.isPropertyName)), transformFunctionLikeToExpression(method, method, undefined, container));
ts.setTextRange(expression, method);
if (startsOnNewLine) {
ts.startOnNewLine(expression);
}
exitSubtree(ancestorFacts, 49152, hierarchyFacts & 49152 ? 16384 : 0);
return expression;
}
function visitCatchClause(node) {
var ancestorFacts = enterSubtree(4032, 0);
var updated;
ts.Debug.assert(!!node.variableDeclaration, "Catch clause variable should always be present when downleveling ES2015.");
if (ts.isBindingPattern(node.variableDeclaration.name)) {
var temp = ts.createTempVariable(undefined);
var newVariableDeclaration = ts.createVariableDeclaration(temp);
ts.setTextRange(newVariableDeclaration, node.variableDeclaration);
var vars = ts.flattenDestructuringBinding(node.variableDeclaration, visitor, context, 0, temp);
var list = ts.createVariableDeclarationList(vars);
ts.setTextRange(list, node.variableDeclaration);
var destructure = ts.createVariableStatement(undefined, list);
updated = ts.updateCatchClause(node, newVariableDeclaration, addStatementToStartOfBlock(node.block, destructure));
}
else {
updated = ts.visitEachChild(node, visitor, context);
}
exitSubtree(ancestorFacts, 0, 0);
return updated;
}
function addStatementToStartOfBlock(block, statement) {
var transformedStatements = ts.visitNodes(block.statements, visitor, ts.isStatement);
return ts.updateBlock(block, [statement].concat(transformedStatements));
}
function visitMethodDeclaration(node) {
ts.Debug.assert(!ts.isComputedPropertyName(node.name));
var functionExpression = transformFunctionLikeToExpression(node, ts.moveRangePos(node, -1), undefined, undefined);
ts.setEmitFlags(functionExpression, 512 | ts.getEmitFlags(functionExpression));
return ts.setTextRange(ts.createPropertyAssignment(node.name, functionExpression), node);
}
function visitAccessorDeclaration(node) {
ts.Debug.assert(!ts.isComputedPropertyName(node.name));
var savedConvertedLoopState = convertedLoopState;
convertedLoopState = undefined;
var ancestorFacts = enterSubtree(16286, 65);
var updated;
var parameters = ts.visitParameterList(node.parameters, visitor, context);
var body = node.transformFlags & (32768 | 128)
? transformFunctionBody(node)
: visitFunctionBodyDownLevel(node);
if (node.kind === 156) {
updated = ts.updateGetAccessor(node, node.decorators, node.modifiers, node.name, parameters, node.type, body);
}
else {
updated = ts.updateSetAccessor(node, node.decorators, node.modifiers, node.name, parameters, body);
}
exitSubtree(ancestorFacts, 49152, 0);
convertedLoopState = savedConvertedLoopState;
return updated;
}
function visitShorthandPropertyAssignment(node) {
return ts.setTextRange(ts.createPropertyAssignment(node.name, ts.getSynthesizedClone(node.name)), node);
}
function visitComputedPropertyName(node) {
var ancestorFacts = enterSubtree(0, 8192);
var updated = ts.visitEachChild(node, visitor, context);
exitSubtree(ancestorFacts, 49152, hierarchyFacts & 49152 ? 32768 : 0);
return updated;
}
function visitYieldExpression(node) {
return ts.visitEachChild(node, visitor, context);
}
function visitArrayLiteralExpression(node) {
if (node.transformFlags & 64) {
return transformAndSpreadElements(node.elements, true, !!node.multiLine, !!node.elements.hasTrailingComma);
}
return ts.visitEachChild(node, visitor, context);
}
function visitCallExpression(node) {
if (ts.getEmitFlags(node) & 33554432) {
return visitTypeScriptClassWrapper(node);
}
if (node.transformFlags & 64) {
return visitCallExpressionWithPotentialCapturedThisAssignment(node, true);
}
return ts.updateCall(node, ts.visitNode(node.expression, callExpressionVisitor, ts.isExpression), undefined, ts.visitNodes(node.arguments, visitor, ts.isExpression));
}
function visitTypeScriptClassWrapper(node) {
var body = ts.cast(ts.cast(ts.skipOuterExpressions(node.expression), ts.isArrowFunction).body, ts.isBlock);
var isVariableStatementWithInitializer = function (stmt) { return ts.isVariableStatement(stmt) && !!ts.first(stmt.declarationList.declarations).initializer; };
var bodyStatements = ts.visitNodes(body.statements, visitor, ts.isStatement);
var classStatements = ts.filter(bodyStatements, isVariableStatementWithInitializer);
var remainingStatements = ts.filter(bodyStatements, function (stmt) { return !isVariableStatementWithInitializer(stmt); });
var varStatement = ts.cast(ts.first(classStatements), ts.isVariableStatement);
var variable = varStatement.declarationList.declarations[0];
var initializer = ts.skipOuterExpressions(variable.initializer);
var aliasAssignment = ts.tryCast(initializer, ts.isAssignmentExpression);
var call = ts.cast(aliasAssignment ? ts.skipOuterExpressions(aliasAssignment.right) : initializer, ts.isCallExpression);
var func = ts.cast(ts.skipOuterExpressions(call.expression), ts.isFunctionExpression);
var funcStatements = func.body.statements;
var classBodyStart = 0;
var classBodyEnd = -1;
var statements = [];
if (aliasAssignment) {
var extendsCall = ts.tryCast(funcStatements[classBodyStart], ts.isExpressionStatement);
if (extendsCall) {
statements.push(extendsCall);
classBodyStart++;
}
statements.push(funcStatements[classBodyStart]);
classBodyStart++;
statements.push(ts.createExpressionStatement(ts.createAssignment(aliasAssignment.left, ts.cast(variable.name, ts.isIdentifier))));
}
while (!ts.isReturnStatement(ts.elementAt(funcStatements, classBodyEnd))) {
classBodyEnd--;
}
ts.addRange(statements, funcStatements, classBodyStart, classBodyEnd);
if (classBodyEnd < -1) {
ts.addRange(statements, funcStatements, classBodyEnd + 1);
}
ts.addRange(statements, remainingStatements);
ts.addRange(statements, classStatements, 1);
return ts.recreateOuterExpressions(node.expression, ts.recreateOuterExpressions(variable.initializer, ts.recreateOuterExpressions(aliasAssignment && aliasAssignment.right, ts.updateCall(call, ts.recreateOuterExpressions(call.expression, ts.updateFunctionExpression(func, undefined, undefined, undefined, undefined, func.parameters, undefined, ts.updateBlock(func.body, statements))), undefined, call.arguments))));
}
function visitImmediateSuperCallInBody(node) {
return visitCallExpressionWithPotentialCapturedThisAssignment(node, false);
}
function visitCallExpressionWithPotentialCapturedThisAssignment(node, assignToCapturedThis) {
if (node.transformFlags & 524288 ||
node.expression.kind === 97 ||
ts.isSuperProperty(ts.skipOuterExpressions(node.expression))) {
var _a = ts.createCallBinding(node.expression, hoistVariableDeclaration), target = _a.target, thisArg = _a.thisArg;
if (node.expression.kind === 97) {
ts.setEmitFlags(thisArg, 4);
}
var resultingCall = void 0;
if (node.transformFlags & 524288) {
resultingCall = ts.createFunctionApply(ts.visitNode(target, callExpressionVisitor, ts.isExpression), ts.visitNode(thisArg, visitor, ts.isExpression), transformAndSpreadElements(node.arguments, false, false, false));
}
else {
resultingCall = ts.createFunctionCall(ts.visitNode(target, callExpressionVisitor, ts.isExpression), ts.visitNode(thisArg, visitor, ts.isExpression), ts.visitNodes(node.arguments, visitor, ts.isExpression), node);
}
if (node.expression.kind === 97) {
var actualThis = ts.createThis();
ts.setEmitFlags(actualThis, 4);
var initializer = ts.createLogicalOr(resultingCall, actualThis);
resultingCall = assignToCapturedThis
? ts.createAssignment(ts.createFileLevelUniqueName("_this"), initializer)
: initializer;
}
return ts.setOriginalNode(resultingCall, node);
}
return ts.visitEachChild(node, visitor, context);
}
function visitNewExpression(node) {
if (node.transformFlags & 524288) {
var _a = ts.createCallBinding(ts.createPropertyAccess(node.expression, "bind"), hoistVariableDeclaration), target = _a.target, thisArg = _a.thisArg;
return ts.createNew(ts.createFunctionApply(ts.visitNode(target, visitor, ts.isExpression), thisArg, transformAndSpreadElements(ts.createNodeArray([ts.createVoidZero()].concat(node.arguments)), false, false, false)), undefined, []);
}
return ts.visitEachChild(node, visitor, context);
}
function transformAndSpreadElements(elements, needsUniqueCopy, multiLine, hasTrailingComma) {
var numElements = elements.length;
var segments = ts.flatten(ts.spanMap(elements, partitionSpread, function (partition, visitPartition, _start, end) {
return visitPartition(partition, multiLine, hasTrailingComma && end === numElements);
}));
if (compilerOptions.downlevelIteration) {
if (segments.length === 1) {
var firstSegment = segments[0];
if (ts.isCallExpression(firstSegment)
&& ts.isIdentifier(firstSegment.expression)
&& (ts.getEmitFlags(firstSegment.expression) & 4096)
&& firstSegment.expression.escapedText === "___spread") {
return segments[0];
}
}
return ts.createSpreadHelper(context, segments);
}
else {
if (segments.length === 1) {
var firstElement = elements[0];
return needsUniqueCopy && ts.isSpreadElement(firstElement) && firstElement.expression.kind !== 185
? ts.createArraySlice(segments[0])
: segments[0];
}
return ts.createArrayConcat(segments.shift(), segments);
}
}
function partitionSpread(node) {
return ts.isSpreadElement(node)
? visitSpanOfSpreads
: visitSpanOfNonSpreads;
}
function visitSpanOfSpreads(chunk) {
return ts.map(chunk, visitExpressionOfSpread);
}
function visitSpanOfNonSpreads(chunk, multiLine, hasTrailingComma) {
return ts.createArrayLiteral(ts.visitNodes(ts.createNodeArray(chunk, hasTrailingComma), visitor, ts.isExpression), multiLine);
}
function visitSpreadElement(node) {
return ts.visitNode(node.expression, visitor, ts.isExpression);
}
function visitExpressionOfSpread(node) {
return ts.visitNode(node.expression, visitor, ts.isExpression);
}
function visitTemplateLiteral(node) {
return ts.setTextRange(ts.createLiteral(node.text), node);
}
function visitStringLiteral(node) {
if (node.hasExtendedUnicodeEscape) {
return ts.setTextRange(ts.createLiteral(node.text), node);
}
return node;
}
function visitNumericLiteral(node) {
if (node.numericLiteralFlags & 384) {
return ts.setTextRange(ts.createNumericLiteral(node.text), node);
}
return node;
}
function visitTaggedTemplateExpression(node) {
var tag = ts.visitNode(node.tag, visitor, ts.isExpression);
var templateArguments = [undefined];
var cookedStrings = [];
var rawStrings = [];
var template = node.template;
if (ts.isNoSubstitutionTemplateLiteral(template)) {
cookedStrings.push(ts.createLiteral(template.text));
rawStrings.push(getRawLiteral(template));
}
else {
cookedStrings.push(ts.createLiteral(template.head.text));
rawStrings.push(getRawLiteral(template.head));
for (var _i = 0, _a = template.templateSpans; _i < _a.length; _i++) {
var templateSpan = _a[_i];
cookedStrings.push(ts.createLiteral(templateSpan.literal.text));
rawStrings.push(getRawLiteral(templateSpan.literal));
templateArguments.push(ts.visitNode(templateSpan.expression, visitor, ts.isExpression));
}
}
var helperCall = createTemplateObjectHelper(context, ts.createArrayLiteral(cookedStrings), ts.createArrayLiteral(rawStrings));
if (ts.isExternalModule(currentSourceFile)) {
var tempVar = ts.createUniqueName("templateObject");
recordTaggedTemplateString(tempVar);
templateArguments[0] = ts.createLogicalOr(tempVar, ts.createAssignment(tempVar, helperCall));
}
else {
templateArguments[0] = helperCall;
}
return ts.createCall(tag, undefined, templateArguments);
}
function getRawLiteral(node) {
var text = ts.getSourceTextOfNodeFromSourceFile(currentSourceFile, node);
var isLast = node.kind === 13 || node.kind === 16;
text = text.substring(1, text.length - (isLast ? 1 : 2));
text = text.replace(/\r\n?/g, "\n");
return ts.setTextRange(ts.createLiteral(text), node);
}
function visitTemplateExpression(node) {
var expressions = [];
addTemplateHead(expressions, node);
addTemplateSpans(expressions, node);
var expression = ts.reduceLeft(expressions, ts.createAdd);
if (ts.nodeIsSynthesized(expression)) {
expression.pos = node.pos;
expression.end = node.end;
}
return expression;
}
function shouldAddTemplateHead(node) {
ts.Debug.assert(node.templateSpans.length !== 0);
return node.head.text.length !== 0 || node.templateSpans[0].literal.text.length === 0;
}
function addTemplateHead(expressions, node) {
if (!shouldAddTemplateHead(node)) {
return;
}
expressions.push(ts.createLiteral(node.head.text));
}
function addTemplateSpans(expressions, node) {
for (var _i = 0, _a = node.templateSpans; _i < _a.length; _i++) {
var span = _a[_i];
expressions.push(ts.visitNode(span.expression, visitor, ts.isExpression));
if (span.literal.text.length !== 0) {
expressions.push(ts.createLiteral(span.literal.text));
}
}
}
function visitSuperKeyword(isExpressionOfCall) {
return hierarchyFacts & 8
&& !isExpressionOfCall
? ts.createPropertyAccess(ts.createFileLevelUniqueName("_super"), "prototype")
: ts.createFileLevelUniqueName("_super");
}
function visitMetaProperty(node) {
if (node.keywordToken === 94 && node.name.escapedText === "target") {
if (hierarchyFacts & 8192) {
hierarchyFacts |= 32768;
}
else {
hierarchyFacts |= 16384;
}
return ts.createFileLevelUniqueName("_newTarget");
}
return node;
}
function onEmitNode(hint, node, emitCallback) {
if (enabledSubstitutions & 1 && ts.isFunctionLike(node)) {
var ancestorFacts = enterSubtree(16286, ts.getEmitFlags(node) & 8
? 65 | 16
: 65);
previousOnEmitNode(hint, node, emitCallback);
exitSubtree(ancestorFacts, 0, 0);
return;
}
previousOnEmitNode(hint, node, emitCallback);
}
function enableSubstitutionsForBlockScopedBindings() {
if ((enabledSubstitutions & 2) === 0) {
enabledSubstitutions |= 2;
context.enableSubstitution(71);
}
}
function enableSubstitutionsForCapturedThis() {
if ((enabledSubstitutions & 1) === 0) {
enabledSubstitutions |= 1;
context.enableSubstitution(99);
context.enableEmitNotification(155);
context.enableEmitNotification(154);
context.enableEmitNotification(156);
context.enableEmitNotification(157);
context.enableEmitNotification(195);
context.enableEmitNotification(194);
context.enableEmitNotification(237);
}
}
function onSubstituteNode(hint, node) {
node = previousOnSubstituteNode(hint, node);
if (hint === 1) {
return substituteExpression(node);
}
if (ts.isIdentifier(node)) {
return substituteIdentifier(node);
}
return node;
}
function substituteIdentifier(node) {
if (enabledSubstitutions & 2 && !ts.isInternalName(node)) {
var original = ts.getParseTreeNode(node, ts.isIdentifier);
if (original && isNameOfDeclarationWithCollidingName(original)) {
return ts.setTextRange(ts.getGeneratedNameForNode(original), node);
}
}
return node;
}
function isNameOfDeclarationWithCollidingName(node) {
switch (node.parent.kind) {
case 184:
case 238:
case 241:
case 235:
return node.parent.name === node
&& resolver.isDeclarationWithCollidingName(node.parent);
}
return false;
}
function substituteExpression(node) {
switch (node.kind) {
case 71:
return substituteExpressionIdentifier(node);
case 99:
return substituteThisKeyword(node);
}
return node;
}
function substituteExpressionIdentifier(node) {
if (enabledSubstitutions & 2 && !ts.isInternalName(node)) {
var declaration = resolver.getReferencedDeclarationWithCollidingName(node);
if (declaration && !(ts.isClassLike(declaration) && isPartOfClassBody(declaration, node))) {
return ts.setTextRange(ts.getGeneratedNameForNode(ts.getNameOfDeclaration(declaration)), node);
}
}
return node;
}
function isPartOfClassBody(declaration, node) {
var currentNode = ts.getParseTreeNode(node);
if (!currentNode || currentNode === declaration || currentNode.end <= declaration.pos || currentNode.pos >= declaration.end) {
return false;
}
var blockScope = ts.getEnclosingBlockScopeContainer(declaration);
while (currentNode) {
if (currentNode === blockScope || currentNode === declaration) {
return false;
}
if (ts.isClassElement(currentNode) && currentNode.parent === declaration) {
return true;
}
currentNode = currentNode.parent;
}
return false;
}
function substituteThisKeyword(node) {
if (enabledSubstitutions & 1
&& hierarchyFacts & 16) {
return ts.setTextRange(ts.createFileLevelUniqueName("_this"), node);
}
return node;
}
function getClassMemberPrefix(node, member) {
return ts.hasModifier(member, 32)
? ts.getInternalName(node)
: ts.createPropertyAccess(ts.getInternalName(node), "prototype");
}
function hasSynthesizedDefaultSuperCall(constructor, hasExtendsClause) {
if (!constructor || !hasExtendsClause) {
return false;
}
if (ts.some(constructor.parameters)) {
return false;
}
var statement = ts.firstOrUndefined(constructor.body.statements);
if (!statement || !ts.nodeIsSynthesized(statement) || statement.kind !== 219) {
return false;
}
var statementExpression = statement.expression;
if (!ts.nodeIsSynthesized(statementExpression) || statementExpression.kind !== 189) {
return false;
}
var callTarget = statementExpression.expression;
if (!ts.nodeIsSynthesized(callTarget) || callTarget.kind !== 97) {
return false;
}
var callArgument = ts.singleOrUndefined(statementExpression.arguments);
if (!callArgument || !ts.nodeIsSynthesized(callArgument) || callArgument.kind !== 206) {
return false;
}
var expression = callArgument.expression;
return ts.isIdentifier(expression) && expression.escapedText === "arguments";
}
}
ts.transformES2015 = transformES2015;
function createExtendsHelper(context, name) {
context.requestEmitHelper(extendsHelper);
return ts.createCall(ts.getHelperName("__extends"), undefined, [
name,
ts.createFileLevelUniqueName("_super")
]);
}
function createTemplateObjectHelper(context, cooked, raw) {
context.requestEmitHelper(templateObjectHelper);
return ts.createCall(ts.getHelperName("__makeTemplateObject"), undefined, [
cooked,
raw
]);
}
var extendsHelper = {
name: "typescript:extends",
scoped: false,
priority: 0,
text: "\n var __extends = (this && this.__extends) || (function () {\n var extendStatics = function (d, b) {\n extendStatics = Object.setPrototypeOf ||\n ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||\n function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };\n return extendStatics(d, b);\n }\n\n return function (d, b) {\n extendStatics(d, b);\n function __() { this.constructor = d; }\n d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());\n };\n })();"
};
var templateObjectHelper = {
name: "typescript:makeTemplateObject",
scoped: false,
priority: 0,
text: "\n var __makeTemplateObject = (this && this.__makeTemplateObject) || function (cooked, raw) {\n if (Object.defineProperty) { Object.defineProperty(cooked, \"raw\", { value: raw }); } else { cooked.raw = raw; }\n return cooked;\n };"
};
})(ts || (ts = {}));
var ts;
(function (ts) {
function transformES5(context) {
var compilerOptions = context.getCompilerOptions();
var previousOnEmitNode;
var noSubstitution;
if (compilerOptions.jsx === 1 || compilerOptions.jsx === 3) {
previousOnEmitNode = context.onEmitNode;
context.onEmitNode = onEmitNode;
context.enableEmitNotification(260);
context.enableEmitNotification(261);
context.enableEmitNotification(259);
noSubstitution = [];
}
var previousOnSubstituteNode = context.onSubstituteNode;
context.onSubstituteNode = onSubstituteNode;
context.enableSubstitution(187);
context.enableSubstitution(273);
return ts.chainBundle(transformSourceFile);
function transformSourceFile(node) {
return node;
}
function onEmitNode(hint, node, emitCallback) {
switch (node.kind) {
case 260:
case 261:
case 259:
var tagName = node.tagName;
noSubstitution[ts.getOriginalNodeId(tagName)] = true;
break;
}
previousOnEmitNode(hint, node, emitCallback);
}
function onSubstituteNode(hint, node) {
if (node.id && noSubstitution && noSubstitution[node.id]) {
return previousOnSubstituteNode(hint, node);
}
node = previousOnSubstituteNode(hint, node);
if (ts.isPropertyAccessExpression(node)) {
return substitutePropertyAccessExpression(node);
}
else if (ts.isPropertyAssignment(node)) {
return substitutePropertyAssignment(node);
}
return node;
}
function substitutePropertyAccessExpression(node) {
var literalName = trySubstituteReservedName(node.name);
if (literalName) {
return ts.setTextRange(ts.createElementAccess(node.expression, literalName), node);
}
return node;
}
function substitutePropertyAssignment(node) {
var literalName = ts.isIdentifier(node.name) && trySubstituteReservedName(node.name);
if (literalName) {
return ts.updatePropertyAssignment(node, literalName, node.initializer);
}
return node;
}
function trySubstituteReservedName(name) {
var token = name.originalKeywordKind || (ts.nodeIsSynthesized(name) ? ts.stringToToken(ts.idText(name)) : undefined);
if (token !== undefined && token >= 72 && token <= 107) {
return ts.setTextRange(ts.createLiteral(name), name);
}
return undefined;
}
}
ts.transformES5 = transformES5;
})(ts || (ts = {}));
var ts;
(function (ts) {
function getInstructionName(instruction) {
switch (instruction) {
case 2: return "return";
case 3: return "break";
case 4: return "yield";
case 5: return "yield*";
case 7: return "endfinally";
default: return undefined;
}
}
function transformGenerators(context) {
var resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistFunctionDeclaration = context.hoistFunctionDeclaration, hoistVariableDeclaration = context.hoistVariableDeclaration;
var compilerOptions = context.getCompilerOptions();
var languageVersion = ts.getEmitScriptTarget(compilerOptions);
var resolver = context.getEmitResolver();
var previousOnSubstituteNode = context.onSubstituteNode;
context.onSubstituteNode = onSubstituteNode;
var renamedCatchVariables;
var renamedCatchVariableDeclarations;
var inGeneratorFunctionBody;
var inStatementContainingYield;
var blocks;
var blockOffsets;
var blockActions;
var blockStack;
var labelOffsets;
var labelExpressions;
var nextLabelId = 1;
var operations;
var operationArguments;
var operationLocations;
var state;
var blockIndex = 0;
var labelNumber = 0;
var labelNumbers;
var lastOperationWasAbrupt;
var lastOperationWasCompletion;
var clauses;
var statements;
var exceptionBlockStack;
var currentExceptionBlock;
var withBlockStack;
return ts.chainBundle(transformSourceFile);
function transformSourceFile(node) {
if (node.isDeclarationFile || (node.transformFlags & 512) === 0) {
return node;
}
var visited = ts.visitEachChild(node, visitor, context);
ts.addEmitHelpers(visited, context.readEmitHelpers());
return visited;
}
function visitor(node) {
var transformFlags = node.transformFlags;
if (inStatementContainingYield) {
return visitJavaScriptInStatementContainingYield(node);
}
else if (inGeneratorFunctionBody) {
return visitJavaScriptInGeneratorFunctionBody(node);
}
else if (transformFlags & 256) {
return visitGenerator(node);
}
else if (transformFlags & 512) {
return ts.visitEachChild(node, visitor, context);
}
else {
return node;
}
}
function visitJavaScriptInStatementContainingYield(node) {
switch (node.kind) {
case 221:
return visitDoStatement(node);
case 222:
return visitWhileStatement(node);
case 230:
return visitSwitchStatement(node);
case 231:
return visitLabeledStatement(node);
default:
return visitJavaScriptInGeneratorFunctionBody(node);
}
}
function visitJavaScriptInGeneratorFunctionBody(node) {
switch (node.kind) {
case 237:
return visitFunctionDeclaration(node);
case 194:
return visitFunctionExpression(node);
case 156:
case 157:
return visitAccessorDeclaration(node);
case 217:
return visitVariableStatement(node);
case 223:
return visitForStatement(node);
case 224:
return visitForInStatement(node);
case 227:
return visitBreakStatement(node);
case 226:
return visitContinueStatement(node);
case 228:
return visitReturnStatement(node);
default:
if (node.transformFlags & 16777216) {
return visitJavaScriptContainingYield(node);
}
else if (node.transformFlags & (512 | 33554432)) {
return ts.visitEachChild(node, visitor, context);
}
else {
return node;
}
}
}
function visitJavaScriptContainingYield(node) {
switch (node.kind) {
case 202:
return visitBinaryExpression(node);
case 203:
return visitConditionalExpression(node);
case 205:
return visitYieldExpression(node);
case 185:
return visitArrayLiteralExpression(node);
case 186:
return visitObjectLiteralExpression(node);
case 188:
return visitElementAccessExpression(node);
case 189:
return visitCallExpression(node);
case 190:
return visitNewExpression(node);
default:
return ts.visitEachChild(node, visitor, context);
}
}
function visitGenerator(node) {
switch (node.kind) {
case 237:
return visitFunctionDeclaration(node);
case 194:
return visitFunctionExpression(node);
default:
return ts.Debug.failBadSyntaxKind(node);
}
}
function visitFunctionDeclaration(node) {
if (node.asteriskToken) {
node = ts.setOriginalNode(ts.setTextRange(ts.createFunctionDeclaration(undefined, node.modifiers, undefined, node.name, undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, transformGeneratorFunctionBody(node.body)), node), node);
}
else {
var savedInGeneratorFunctionBody = inGeneratorFunctionBody;
var savedInStatementContainingYield = inStatementContainingYield;
inGeneratorFunctionBody = false;
inStatementContainingYield = false;
node = ts.visitEachChild(node, visitor, context);
inGeneratorFunctionBody = savedInGeneratorFunctionBody;
inStatementContainingYield = savedInStatementContainingYield;
}
if (inGeneratorFunctionBody) {
hoistFunctionDeclaration(node);
return undefined;
}
else {
return node;
}
}
function visitFunctionExpression(node) {
if (node.asteriskToken) {
node = ts.setOriginalNode(ts.setTextRange(ts.createFunctionExpression(undefined, undefined, node.name, undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, transformGeneratorFunctionBody(node.body)), node), node);
}
else {
var savedInGeneratorFunctionBody = inGeneratorFunctionBody;
var savedInStatementContainingYield = inStatementContainingYield;
inGeneratorFunctionBody = false;
inStatementContainingYield = false;
node = ts.visitEachChild(node, visitor, context);
inGeneratorFunctionBody = savedInGeneratorFunctionBody;
inStatementContainingYield = savedInStatementContainingYield;
}
return node;
}
function visitAccessorDeclaration(node) {
var savedInGeneratorFunctionBody = inGeneratorFunctionBody;
var savedInStatementContainingYield = inStatementContainingYield;
inGeneratorFunctionBody = false;
inStatementContainingYield = false;
node = ts.visitEachChild(node, visitor, context);
inGeneratorFunctionBody = savedInGeneratorFunctionBody;
inStatementContainingYield = savedInStatementContainingYield;
return node;
}
function transformGeneratorFunctionBody(body) {
var statements = [];
var savedInGeneratorFunctionBody = inGeneratorFunctionBody;
var savedInStatementContainingYield = inStatementContainingYield;
var savedBlocks = blocks;
var savedBlockOffsets = blockOffsets;
var savedBlockActions = blockActions;
var savedBlockStack = blockStack;
var savedLabelOffsets = labelOffsets;
var savedLabelExpressions = labelExpressions;
var savedNextLabelId = nextLabelId;
var savedOperations = operations;
var savedOperationArguments = operationArguments;
var savedOperationLocations = operationLocations;
var savedState = state;
inGeneratorFunctionBody = true;
inStatementContainingYield = false;
blocks = undefined;
blockOffsets = undefined;
blockActions = undefined;
blockStack = undefined;
labelOffsets = undefined;
labelExpressions = undefined;
nextLabelId = 1;
operations = undefined;
operationArguments = undefined;
operationLocations = undefined;
state = ts.createTempVariable(undefined);
resumeLexicalEnvironment();
var statementOffset = ts.addPrologue(statements, body.statements, false, visitor);
transformAndEmitStatements(body.statements, statementOffset);
var buildResult = build();
ts.prependStatements(statements, endLexicalEnvironment());
statements.push(ts.createReturn(buildResult));
inGeneratorFunctionBody = savedInGeneratorFunctionBody;
inStatementContainingYield = savedInStatementContainingYield;
blocks = savedBlocks;
blockOffsets = savedBlockOffsets;
blockActions = savedBlockActions;
blockStack = savedBlockStack;
labelOffsets = savedLabelOffsets;
labelExpressions = savedLabelExpressions;
nextLabelId = savedNextLabelId;
operations = savedOperations;
operationArguments = savedOperationArguments;
operationLocations = savedOperationLocations;
state = savedState;
return ts.setTextRange(ts.createBlock(statements, body.multiLine), body);
}
function visitVariableStatement(node) {
if (node.transformFlags & 16777216) {
transformAndEmitVariableDeclarationList(node.declarationList);
return undefined;
}
else {
if (ts.getEmitFlags(node) & 1048576) {
return node;
}
for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) {
var variable = _a[_i];
hoistVariableDeclaration(variable.name);
}
var variables = ts.getInitializedVariables(node.declarationList);
if (variables.length === 0) {
return undefined;
}
return ts.setSourceMapRange(ts.createExpressionStatement(ts.inlineExpressions(ts.map(variables, transformInitializedVariable))), node);
}
}
function visitBinaryExpression(node) {
var assoc = ts.getExpressionAssociativity(node);
switch (assoc) {
case 0:
return visitLeftAssociativeBinaryExpression(node);
case 1:
return visitRightAssociativeBinaryExpression(node);
default:
return ts.Debug.assertNever(assoc);
}
}
function isCompoundAssignment(kind) {
return kind >= 59
&& kind <= 70;
}
function getOperatorForCompoundAssignment(kind) {
switch (kind) {
case 59: return 37;
case 60: return 38;
case 61: return 39;
case 62: return 40;
case 63: return 41;
case 64: return 42;
case 65: return 45;
case 66: return 46;
case 67: return 47;
case 68: return 48;
case 69: return 49;
case 70: return 50;
}
}
function visitRightAssociativeBinaryExpression(node) {
var left = node.left, right = node.right;
if (containsYield(right)) {
var target = void 0;
switch (left.kind) {
case 187:
target = ts.updatePropertyAccess(left, cacheExpression(ts.visitNode(left.expression, visitor, ts.isLeftHandSideExpression)), left.name);
break;
case 188:
target = ts.updateElementAccess(left, cacheExpression(ts.visitNode(left.expression, visitor, ts.isLeftHandSideExpression)), cacheExpression(ts.visitNode(left.argumentExpression, visitor, ts.isExpression)));
break;
default:
target = ts.visitNode(left, visitor, ts.isExpression);
break;
}
var operator = node.operatorToken.kind;
if (isCompoundAssignment(operator)) {
return ts.setTextRange(ts.createAssignment(target, ts.setTextRange(ts.createBinary(cacheExpression(target), getOperatorForCompoundAssignment(operator), ts.visitNode(right, visitor, ts.isExpression)), node)), node);
}
else {
return ts.updateBinary(node, target, ts.visitNode(right, visitor, ts.isExpression));
}
}
return ts.visitEachChild(node, visitor, context);
}
function visitLeftAssociativeBinaryExpression(node) {
if (containsYield(node.right)) {
if (ts.isLogicalOperator(node.operatorToken.kind)) {
return visitLogicalBinaryExpression(node);
}
else if (node.operatorToken.kind === 26) {
return visitCommaExpression(node);
}
var clone_4 = ts.getMutableClone(node);
clone_4.left = cacheExpression(ts.visitNode(node.left, visitor, ts.isExpression));
clone_4.right = ts.visitNode(node.right, visitor, ts.isExpression);
return clone_4;
}
return ts.visitEachChild(node, visitor, context);
}
function visitLogicalBinaryExpression(node) {
var resultLabel = defineLabel();
var resultLocal = declareLocal();
emitAssignment(resultLocal, ts.visitNode(node.left, visitor, ts.isExpression), node.left);
if (node.operatorToken.kind === 53) {
emitBreakWhenFalse(resultLabel, resultLocal, node.left);
}
else {
emitBreakWhenTrue(resultLabel, resultLocal, node.left);
}
emitAssignment(resultLocal, ts.visitNode(node.right, visitor, ts.isExpression), node.right);
markLabel(resultLabel);
return resultLocal;
}
function visitCommaExpression(node) {
var pendingExpressions = [];
visit(node.left);
visit(node.right);
return ts.inlineExpressions(pendingExpressions);
function visit(node) {
if (ts.isBinaryExpression(node) && node.operatorToken.kind === 26) {
visit(node.left);
visit(node.right);
}
else {
if (containsYield(node) && pendingExpressions.length > 0) {
emitWorker(1, [ts.createExpressionStatement(ts.inlineExpressions(pendingExpressions))]);
pendingExpressions = [];
}
pendingExpressions.push(ts.visitNode(node, visitor, ts.isExpression));
}
}
}
function visitConditionalExpression(node) {
if (containsYield(node.whenTrue) || containsYield(node.whenFalse)) {
var whenFalseLabel = defineLabel();
var resultLabel = defineLabel();
var resultLocal = declareLocal();
emitBreakWhenFalse(whenFalseLabel, ts.visitNode(node.condition, visitor, ts.isExpression), node.condition);
emitAssignment(resultLocal, ts.visitNode(node.whenTrue, visitor, ts.isExpression), node.whenTrue);
emitBreak(resultLabel);
markLabel(whenFalseLabel);
emitAssignment(resultLocal, ts.visitNode(node.whenFalse, visitor, ts.isExpression), node.whenFalse);
markLabel(resultLabel);
return resultLocal;
}
return ts.visitEachChild(node, visitor, context);
}
function visitYieldExpression(node) {
var resumeLabel = defineLabel();
var expression = ts.visitNode(node.expression, visitor, ts.isExpression);
if (node.asteriskToken) {
var iterator = (ts.getEmitFlags(node.expression) & 8388608) === 0
? ts.createValuesHelper(context, expression, node)
: expression;
emitYieldStar(iterator, node);
}
else {
emitYield(expression, node);
}
markLabel(resumeLabel);
return createGeneratorResume(node);
}
function visitArrayLiteralExpression(node) {
return visitElements(node.elements, undefined, undefined, node.multiLine);
}
function visitElements(elements, leadingElement, location, multiLine) {
var numInitialElements = countInitialNodesWithoutYield(elements);
var temp;
if (numInitialElements > 0) {
temp = declareLocal();
var initialElements = ts.visitNodes(elements, visitor, ts.isExpression, 0, numInitialElements);
emitAssignment(temp, ts.createArrayLiteral(leadingElement
? [leadingElement].concat(initialElements) : initialElements));
leadingElement = undefined;
}
var expressions = ts.reduceLeft(elements, reduceElement, [], numInitialElements);
return temp
? ts.createArrayConcat(temp, [ts.createArrayLiteral(expressions, multiLine)])
: ts.setTextRange(ts.createArrayLiteral(leadingElement ? [leadingElement].concat(expressions) : expressions, multiLine), location);
function reduceElement(expressions, element) {
if (containsYield(element) && expressions.length > 0) {
var hasAssignedTemp = temp !== undefined;
if (!temp) {
temp = declareLocal();
}
emitAssignment(temp, hasAssignedTemp
? ts.createArrayConcat(temp, [ts.createArrayLiteral(expressions, multiLine)])
: ts.createArrayLiteral(leadingElement ? [leadingElement].concat(expressions) : expressions, multiLine));
leadingElement = undefined;
expressions = [];
}
expressions.push(ts.visitNode(element, visitor, ts.isExpression));
return expressions;
}
}
function visitObjectLiteralExpression(node) {
var properties = node.properties;
var multiLine = node.multiLine;
var numInitialProperties = countInitialNodesWithoutYield(properties);
var temp = declareLocal();
emitAssignment(temp, ts.createObjectLiteral(ts.visitNodes(properties, visitor, ts.isObjectLiteralElementLike, 0, numInitialProperties), multiLine));
var expressions = ts.reduceLeft(properties, reduceProperty, [], numInitialProperties);
expressions.push(multiLine ? ts.startOnNewLine(ts.getMutableClone(temp)) : temp);
return ts.inlineExpressions(expressions);
function reduceProperty(expressions, property) {
if (containsYield(property) && expressions.length > 0) {
emitStatement(ts.createExpressionStatement(ts.inlineExpressions(expressions)));
expressions = [];
}
var expression = ts.createExpressionForObjectLiteralElementLike(node, property, temp);
var visited = ts.visitNode(expression, visitor, ts.isExpression);
if (visited) {
if (multiLine) {
ts.startOnNewLine(visited);
}
expressions.push(visited);
}
return expressions;
}
}
function visitElementAccessExpression(node) {
if (containsYield(node.argumentExpression)) {
var clone_5 = ts.getMutableClone(node);
clone_5.expression = cacheExpression(ts.visitNode(node.expression, visitor, ts.isLeftHandSideExpression));
clone_5.argumentExpression = ts.visitNode(node.argumentExpression, visitor, ts.isExpression);
return clone_5;
}
return ts.visitEachChild(node, visitor, context);
}
function visitCallExpression(node) {
if (!ts.isImportCall(node) && ts.forEach(node.arguments, containsYield)) {
var _a = ts.createCallBinding(node.expression, hoistVariableDeclaration, languageVersion, true), target = _a.target, thisArg = _a.thisArg;
return ts.setOriginalNode(ts.createFunctionApply(cacheExpression(ts.visitNode(target, visitor, ts.isLeftHandSideExpression)), thisArg, visitElements(node.arguments), node), node);
}
return ts.visitEachChild(node, visitor, context);
}
function visitNewExpression(node) {
if (ts.forEach(node.arguments, containsYield)) {
var _a = ts.createCallBinding(ts.createPropertyAccess(node.expression, "bind"), hoistVariableDeclaration), target = _a.target, thisArg = _a.thisArg;
return ts.setOriginalNode(ts.setTextRange(ts.createNew(ts.createFunctionApply(cacheExpression(ts.visitNode(target, visitor, ts.isExpression)), thisArg, visitElements(node.arguments, ts.createVoidZero())), undefined, []), node), node);
}
return ts.visitEachChild(node, visitor, context);
}
function transformAndEmitStatements(statements, start) {
if (start === void 0) { start = 0; }
var numStatements = statements.length;
for (var i = start; i < numStatements; i++) {
transformAndEmitStatement(statements[i]);
}
}
function transformAndEmitEmbeddedStatement(node) {
if (ts.isBlock(node)) {
transformAndEmitStatements(node.statements);
}
else {
transformAndEmitStatement(node);
}
}
function transformAndEmitStatement(node) {
var savedInStatementContainingYield = inStatementContainingYield;
if (!inStatementContainingYield) {
inStatementContainingYield = containsYield(node);
}
transformAndEmitStatementWorker(node);
inStatementContainingYield = savedInStatementContainingYield;
}
function transformAndEmitStatementWorker(node) {
switch (node.kind) {
case 216:
return transformAndEmitBlock(node);
case 219:
return transformAndEmitExpressionStatement(node);
case 220:
return transformAndEmitIfStatement(node);
case 221:
return transformAndEmitDoStatement(node);
case 222:
return transformAndEmitWhileStatement(node);
case 223:
return transformAndEmitForStatement(node);
case 224:
return transformAndEmitForInStatement(node);
case 226:
return transformAndEmitContinueStatement(node);
case 227:
return transformAndEmitBreakStatement(node);
case 228:
return transformAndEmitReturnStatement(node);
case 229:
return transformAndEmitWithStatement(node);
case 230:
return transformAndEmitSwitchStatement(node);
case 231:
return transformAndEmitLabeledStatement(node);
case 232:
return transformAndEmitThrowStatement(node);
case 233:
return transformAndEmitTryStatement(node);
default:
return emitStatement(ts.visitNode(node, visitor, ts.isStatement));
}
}
function transformAndEmitBlock(node) {
if (containsYield(node)) {
transformAndEmitStatements(node.statements);
}
else {
emitStatement(ts.visitNode(node, visitor, ts.isStatement));
}
}
function transformAndEmitExpressionStatement(node) {
emitStatement(ts.visitNode(node, visitor, ts.isStatement));
}
function transformAndEmitVariableDeclarationList(node) {
for (var _i = 0, _a = node.declarations; _i < _a.length; _i++) {
var variable = _a[_i];
var name = ts.getSynthesizedClone(variable.name);
ts.setCommentRange(name, variable.name);
hoistVariableDeclaration(name);
}
var variables = ts.getInitializedVariables(node);
var numVariables = variables.length;
var variablesWritten = 0;
var pendingExpressions = [];
while (variablesWritten < numVariables) {
for (var i = variablesWritten; i < numVariables; i++) {
var variable = variables[i];
if (containsYield(variable.initializer) && pendingExpressions.length > 0) {
break;
}
pendingExpressions.push(transformInitializedVariable(variable));
}
if (pendingExpressions.length) {
emitStatement(ts.createExpressionStatement(ts.inlineExpressions(pendingExpressions)));
variablesWritten += pendingExpressions.length;
pendingExpressions = [];
}
}
return undefined;
}
function transformInitializedVariable(node) {
return ts.setSourceMapRange(ts.createAssignment(ts.setSourceMapRange(ts.getSynthesizedClone(node.name), node.name), ts.visitNode(node.initializer, visitor, ts.isExpression)), node);
}
function transformAndEmitIfStatement(node) {
if (containsYield(node)) {
if (containsYield(node.thenStatement) || containsYield(node.elseStatement)) {
var endLabel = defineLabel();
var elseLabel = node.elseStatement ? defineLabel() : undefined;
emitBreakWhenFalse(node.elseStatement ? elseLabel : endLabel, ts.visitNode(node.expression, visitor, ts.isExpression), node.expression);
transformAndEmitEmbeddedStatement(node.thenStatement);
if (node.elseStatement) {
emitBreak(endLabel);
markLabel(elseLabel);
transformAndEmitEmbeddedStatement(node.elseStatement);
}
markLabel(endLabel);
}
else {
emitStatement(ts.visitNode(node, visitor, ts.isStatement));
}
}
else {
emitStatement(ts.visitNode(node, visitor, ts.isStatement));
}
}
function transformAndEmitDoStatement(node) {
if (containsYield(node)) {
var conditionLabel = defineLabel();
var loopLabel = defineLabel();
beginLoopBlock(conditionLabel);
markLabel(loopLabel);
transformAndEmitEmbeddedStatement(node.statement);
markLabel(conditionLabel);
emitBreakWhenTrue(loopLabel, ts.visitNode(node.expression, visitor, ts.isExpression));
endLoopBlock();
}
else {
emitStatement(ts.visitNode(node, visitor, ts.isStatement));
}
}
function visitDoStatement(node) {
if (inStatementContainingYield) {
beginScriptLoopBlock();
node = ts.visitEachChild(node, visitor, context);
endLoopBlock();
return node;
}
else {
return ts.visitEachChild(node, visitor, context);
}
}
function transformAndEmitWhileStatement(node) {
if (containsYield(node)) {
var loopLabel = defineLabel();
var endLabel = beginLoopBlock(loopLabel);
markLabel(loopLabel);
emitBreakWhenFalse(endLabel, ts.visitNode(node.expression, visitor, ts.isExpression));
transformAndEmitEmbeddedStatement(node.statement);
emitBreak(loopLabel);
endLoopBlock();
}
else {
emitStatement(ts.visitNode(node, visitor, ts.isStatement));
}
}
function visitWhileStatement(node) {
if (inStatementContainingYield) {
beginScriptLoopBlock();
node = ts.visitEachChild(node, visitor, context);
endLoopBlock();
return node;
}
else {
return ts.visitEachChild(node, visitor, context);
}
}
function transformAndEmitForStatement(node) {
if (containsYield(node)) {
var conditionLabel = defineLabel();
var incrementLabel = defineLabel();
var endLabel = beginLoopBlock(incrementLabel);
if (node.initializer) {
var initializer = node.initializer;
if (ts.isVariableDeclarationList(initializer)) {
transformAndEmitVariableDeclarationList(initializer);
}
else {
emitStatement(ts.setTextRange(ts.createExpressionStatement(ts.visitNode(initializer, visitor, ts.isExpression)), initializer));
}
}
markLabel(conditionLabel);
if (node.condition) {
emitBreakWhenFalse(endLabel, ts.visitNode(node.condition, visitor, ts.isExpression));
}
transformAndEmitEmbeddedStatement(node.statement);
markLabel(incrementLabel);
if (node.incrementor) {
emitStatement(ts.setTextRange(ts.createExpressionStatement(ts.visitNode(node.incrementor, visitor, ts.isExpression)), node.incrementor));
}
emitBreak(conditionLabel);
endLoopBlock();
}
else {
emitStatement(ts.visitNode(node, visitor, ts.isStatement));
}
}
function visitForStatement(node) {
if (inStatementContainingYield) {
beginScriptLoopBlock();
}
var initializer = node.initializer;
if (initializer && ts.isVariableDeclarationList(initializer)) {
for (var _i = 0, _a = initializer.declarations; _i < _a.length; _i++) {
var variable = _a[_i];
hoistVariableDeclaration(variable.name);
}
var variables = ts.getInitializedVariables(initializer);
node = ts.updateFor(node, variables.length > 0
? ts.inlineExpressions(ts.map(variables, transformInitializedVariable))
: undefined, ts.visitNode(node.condition, visitor, ts.isExpression), ts.visitNode(node.incrementor, visitor, ts.isExpression), ts.visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock));
}
else {
node = ts.visitEachChild(node, visitor, context);
}
if (inStatementContainingYield) {
endLoopBlock();
}
return node;
}
function transformAndEmitForInStatement(node) {
if (containsYield(node)) {
var keysArray = declareLocal();
var key = declareLocal();
var keysIndex = ts.createLoopVariable();
var initializer = node.initializer;
hoistVariableDeclaration(keysIndex);
emitAssignment(keysArray, ts.createArrayLiteral());
emitStatement(ts.createForIn(key, ts.visitNode(node.expression, visitor, ts.isExpression), ts.createExpressionStatement(ts.createCall(ts.createPropertyAccess(keysArray, "push"), undefined, [key]))));
emitAssignment(keysIndex, ts.createLiteral(0));
var conditionLabel = defineLabel();
var incrementLabel = defineLabel();
var endLabel = beginLoopBlock(incrementLabel);
markLabel(conditionLabel);
emitBreakWhenFalse(endLabel, ts.createLessThan(keysIndex, ts.createPropertyAccess(keysArray, "length")));
var variable = void 0;
if (ts.isVariableDeclarationList(initializer)) {
for (var _i = 0, _a = initializer.declarations; _i < _a.length; _i++) {
var variable_1 = _a[_i];
hoistVariableDeclaration(variable_1.name);
}
variable = ts.getSynthesizedClone(initializer.declarations[0].name);
}
else {
variable = ts.visitNode(initializer, visitor, ts.isExpression);
ts.Debug.assert(ts.isLeftHandSideExpression(variable));
}
emitAssignment(variable, ts.createElementAccess(keysArray, keysIndex));
transformAndEmitEmbeddedStatement(node.statement);
markLabel(incrementLabel);
emitStatement(ts.createExpressionStatement(ts.createPostfixIncrement(keysIndex)));
emitBreak(conditionLabel);
endLoopBlock();
}
else {
emitStatement(ts.visitNode(node, visitor, ts.isStatement));
}
}
function visitForInStatement(node) {
if (inStatementContainingYield) {
beginScriptLoopBlock();
}
var initializer = node.initializer;
if (ts.isVariableDeclarationList(initializer)) {
for (var _i = 0, _a = initializer.declarations; _i < _a.length; _i++) {
var variable = _a[_i];
hoistVariableDeclaration(variable.name);
}
node = ts.updateForIn(node, initializer.declarations[0].name, ts.visitNode(node.expression, visitor, ts.isExpression), ts.visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock));
}
else {
node = ts.visitEachChild(node, visitor, context);
}
if (inStatementContainingYield) {
endLoopBlock();
}
return node;
}
function transformAndEmitContinueStatement(node) {
var label = findContinueTarget(node.label ? ts.idText(node.label) : undefined);
if (label > 0) {
emitBreak(label, node);
}
else {
emitStatement(node);
}
}
function visitContinueStatement(node) {
if (inStatementContainingYield) {
var label = findContinueTarget(node.label && ts.idText(node.label));
if (label > 0) {
return createInlineBreak(label, node);
}
}
return ts.visitEachChild(node, visitor, context);
}
function transformAndEmitBreakStatement(node) {
var label = findBreakTarget(node.label ? ts.idText(node.label) : undefined);
if (label > 0) {
emitBreak(label, node);
}
else {
emitStatement(node);
}
}
function visitBreakStatement(node) {
if (inStatementContainingYield) {
var label = findBreakTarget(node.label && ts.idText(node.label));
if (label > 0) {
return createInlineBreak(label, node);
}
}
return ts.visitEachChild(node, visitor, context);
}
function transformAndEmitReturnStatement(node) {
emitReturn(ts.visitNode(node.expression, visitor, ts.isExpression), node);
}
function visitReturnStatement(node) {
return createInlineReturn(ts.visitNode(node.expression, visitor, ts.isExpression), node);
}
function transformAndEmitWithStatement(node) {
if (containsYield(node)) {
beginWithBlock(cacheExpression(ts.visitNode(node.expression, visitor, ts.isExpression)));
transformAndEmitEmbeddedStatement(node.statement);
endWithBlock();
}
else {
emitStatement(ts.visitNode(node, visitor, ts.isStatement));
}
}
function transformAndEmitSwitchStatement(node) {
if (containsYield(node.caseBlock)) {
var caseBlock = node.caseBlock;
var numClauses = caseBlock.clauses.length;
var endLabel = beginSwitchBlock();
var expression = cacheExpression(ts.visitNode(node.expression, visitor, ts.isExpression));
var clauseLabels = [];
var defaultClauseIndex = -1;
for (var i = 0; i < numClauses; i++) {
var clause = caseBlock.clauses[i];
clauseLabels.push(defineLabel());
if (clause.kind === 270 && defaultClauseIndex === -1) {
defaultClauseIndex = i;
}
}
var clausesWritten = 0;
var pendingClauses = [];
while (clausesWritten < numClauses) {
var defaultClausesSkipped = 0;
for (var i = clausesWritten; i < numClauses; i++) {
var clause = caseBlock.clauses[i];
if (clause.kind === 269) {
if (containsYield(clause.expression) && pendingClauses.length > 0) {
break;
}
pendingClauses.push(ts.createCaseClause(ts.visitNode(clause.expression, visitor, ts.isExpression), [
createInlineBreak(clauseLabels[i], clause.expression)
]));
}
else {
defaultClausesSkipped++;
}
}
if (pendingClauses.length) {
emitStatement(ts.createSwitch(expression, ts.createCaseBlock(pendingClauses)));
clausesWritten += pendingClauses.length;
pendingClauses = [];
}
if (defaultClausesSkipped > 0) {
clausesWritten += defaultClausesSkipped;
defaultClausesSkipped = 0;
}
}
if (defaultClauseIndex >= 0) {
emitBreak(clauseLabels[defaultClauseIndex]);
}
else {
emitBreak(endLabel);
}
for (var i = 0; i < numClauses; i++) {
markLabel(clauseLabels[i]);
transformAndEmitStatements(caseBlock.clauses[i].statements);
}
endSwitchBlock();
}
else {
emitStatement(ts.visitNode(node, visitor, ts.isStatement));
}
}
function visitSwitchStatement(node) {
if (inStatementContainingYield) {
beginScriptSwitchBlock();
}
node = ts.visitEachChild(node, visitor, context);
if (inStatementContainingYield) {
endSwitchBlock();
}
return node;
}
function transformAndEmitLabeledStatement(node) {
if (containsYield(node)) {
beginLabeledBlock(ts.idText(node.label));
transformAndEmitEmbeddedStatement(node.statement);
endLabeledBlock();
}
else {
emitStatement(ts.visitNode(node, visitor, ts.isStatement));
}
}
function visitLabeledStatement(node) {
if (inStatementContainingYield) {
beginScriptLabeledBlock(ts.idText(node.label));
}
node = ts.visitEachChild(node, visitor, context);
if (inStatementContainingYield) {
endLabeledBlock();
}
return node;
}
function transformAndEmitThrowStatement(node) {
emitThrow(ts.visitNode(node.expression, visitor, ts.isExpression), node);
}
function transformAndEmitTryStatement(node) {
if (containsYield(node)) {
beginExceptionBlock();
transformAndEmitEmbeddedStatement(node.tryBlock);
if (node.catchClause) {
beginCatchBlock(node.catchClause.variableDeclaration);
transformAndEmitEmbeddedStatement(node.catchClause.block);
}
if (node.finallyBlock) {
beginFinallyBlock();
transformAndEmitEmbeddedStatement(node.finallyBlock);
}
endExceptionBlock();
}
else {
emitStatement(ts.visitEachChild(node, visitor, context));
}
}
function containsYield(node) {
return !!node && (node.transformFlags & 16777216) !== 0;
}
function countInitialNodesWithoutYield(nodes) {
var numNodes = nodes.length;
for (var i = 0; i < numNodes; i++) {
if (containsYield(nodes[i])) {
return i;
}
}
return -1;
}
function onSubstituteNode(hint, node) {
node = previousOnSubstituteNode(hint, node);
if (hint === 1) {
return substituteExpression(node);
}
return node;
}
function substituteExpression(node) {
if (ts.isIdentifier(node)) {
return substituteExpressionIdentifier(node);
}
return node;
}
function substituteExpressionIdentifier(node) {
if (!ts.isGeneratedIdentifier(node) && renamedCatchVariables && renamedCatchVariables.has(ts.idText(node))) {
var original = ts.getOriginalNode(node);
if (ts.isIdentifier(original) && original.parent) {
var declaration = resolver.getReferencedValueDeclaration(original);
if (declaration) {
var name = renamedCatchVariableDeclarations[ts.getOriginalNodeId(declaration)];
if (name) {
var clone_6 = ts.getMutableClone(name);
ts.setSourceMapRange(clone_6, node);
ts.setCommentRange(clone_6, node);
return clone_6;
}
}
}
}
return node;
}
function cacheExpression(node) {
var temp;
if (ts.isGeneratedIdentifier(node) || ts.getEmitFlags(node) & 4096) {
return node;
}
temp = ts.createTempVariable(hoistVariableDeclaration);
emitAssignment(temp, node, node);
return temp;
}
function declareLocal(name) {
var temp = name
? ts.createUniqueName(name)
: ts.createTempVariable(undefined);
hoistVariableDeclaration(temp);
return temp;
}
function defineLabel() {
if (!labelOffsets) {
labelOffsets = [];
}
var label = nextLabelId;
nextLabelId++;
labelOffsets[label] = -1;
return label;
}
function markLabel(label) {
ts.Debug.assert(labelOffsets !== undefined, "No labels were defined.");
labelOffsets[label] = operations ? operations.length : 0;
}
function beginBlock(block) {
if (!blocks) {
blocks = [];
blockActions = [];
blockOffsets = [];
blockStack = [];
}
var index = blockActions.length;
blockActions[index] = 0;
blockOffsets[index] = operations ? operations.length : 0;
blocks[index] = block;
blockStack.push(block);
return index;
}
function endBlock() {
var block = peekBlock();
if (block === undefined)
return ts.Debug.fail("beginBlock was never called.");
var index = blockActions.length;
blockActions[index] = 1;
blockOffsets[index] = operations ? operations.length : 0;
blocks[index] = block;
blockStack.pop();
return block;
}
function peekBlock() {
return ts.lastOrUndefined(blockStack);
}
function peekBlockKind() {
var block = peekBlock();
return block && block.kind;
}
function beginWithBlock(expression) {
var startLabel = defineLabel();
var endLabel = defineLabel();
markLabel(startLabel);
beginBlock({
kind: 1,
expression: expression,
startLabel: startLabel,
endLabel: endLabel
});
}
function endWithBlock() {
ts.Debug.assert(peekBlockKind() === 1);
var block = endBlock();
markLabel(block.endLabel);
}
function beginExceptionBlock() {
var startLabel = defineLabel();
var endLabel = defineLabel();
markLabel(startLabel);
beginBlock({
kind: 0,
state: 0,
startLabel: startLabel,
endLabel: endLabel
});
emitNop();
return endLabel;
}
function beginCatchBlock(variable) {
ts.Debug.assert(peekBlockKind() === 0);
var name;
if (ts.isGeneratedIdentifier(variable.name)) {
name = variable.name;
hoistVariableDeclaration(variable.name);
}
else {
var text = ts.idText(variable.name);
name = declareLocal(text);
if (!renamedCatchVariables) {
renamedCatchVariables = ts.createMap();
renamedCatchVariableDeclarations = [];
context.enableSubstitution(71);
}
renamedCatchVariables.set(text, true);
renamedCatchVariableDeclarations[ts.getOriginalNodeId(variable)] = name;
}
var exception = peekBlock();
ts.Debug.assert(exception.state < 1);
var endLabel = exception.endLabel;
emitBreak(endLabel);
var catchLabel = defineLabel();
markLabel(catchLabel);
exception.state = 1;
exception.catchVariable = name;
exception.catchLabel = catchLabel;
emitAssignment(name, ts.createCall(ts.createPropertyAccess(state, "sent"), undefined, []));
emitNop();
}
function beginFinallyBlock() {
ts.Debug.assert(peekBlockKind() === 0);
var exception = peekBlock();
ts.Debug.assert(exception.state < 2);
var endLabel = exception.endLabel;
emitBreak(endLabel);
var finallyLabel = defineLabel();
markLabel(finallyLabel);
exception.state = 2;
exception.finallyLabel = finallyLabel;
}
function endExceptionBlock() {
ts.Debug.assert(peekBlockKind() === 0);
var exception = endBlock();
var state = exception.state;
if (state < 2) {
emitBreak(exception.endLabel);
}
else {
emitEndfinally();
}
markLabel(exception.endLabel);
emitNop();
exception.state = 3;
}
function beginScriptLoopBlock() {
beginBlock({
kind: 3,
isScript: true,
breakLabel: -1,
continueLabel: -1
});
}
function beginLoopBlock(continueLabel) {
var breakLabel = defineLabel();
beginBlock({
kind: 3,
isScript: false,
breakLabel: breakLabel,
continueLabel: continueLabel,
});
return breakLabel;
}
function endLoopBlock() {
ts.Debug.assert(peekBlockKind() === 3);
var block = endBlock();
var breakLabel = block.breakLabel;
if (!block.isScript) {
markLabel(breakLabel);
}
}
function beginScriptSwitchBlock() {
beginBlock({
kind: 2,
isScript: true,
breakLabel: -1
});
}
function beginSwitchBlock() {
var breakLabel = defineLabel();
beginBlock({
kind: 2,
isScript: false,
breakLabel: breakLabel,
});
return breakLabel;
}
function endSwitchBlock() {
ts.Debug.assert(peekBlockKind() === 2);
var block = endBlock();
var breakLabel = block.breakLabel;
if (!block.isScript) {
markLabel(breakLabel);
}
}
function beginScriptLabeledBlock(labelText) {
beginBlock({
kind: 4,
isScript: true,
labelText: labelText,
breakLabel: -1
});
}
function beginLabeledBlock(labelText) {
var breakLabel = defineLabel();
beginBlock({
kind: 4,
isScript: false,
labelText: labelText,
breakLabel: breakLabel
});
}
function endLabeledBlock() {
ts.Debug.assert(peekBlockKind() === 4);
var block = endBlock();
if (!block.isScript) {
markLabel(block.breakLabel);
}
}
function supportsUnlabeledBreak(block) {
return block.kind === 2
|| block.kind === 3;
}
function supportsLabeledBreakOrContinue(block) {
return block.kind === 4;
}
function supportsUnlabeledContinue(block) {
return block.kind === 3;
}
function hasImmediateContainingLabeledBlock(labelText, start) {
for (var j = start; j >= 0; j--) {
var containingBlock = blockStack[j];
if (supportsLabeledBreakOrContinue(containingBlock)) {
if (containingBlock.labelText === labelText) {
return true;
}
}
else {
break;
}
}
return false;
}
function findBreakTarget(labelText) {
if (blockStack) {
if (labelText) {
for (var i = blockStack.length - 1; i >= 0; i--) {
var block = blockStack[i];
if (supportsLabeledBreakOrContinue(block) && block.labelText === labelText) {
return block.breakLabel;
}
else if (supportsUnlabeledBreak(block) && hasImmediateContainingLabeledBlock(labelText, i - 1)) {
return block.breakLabel;
}
}
}
else {
for (var i = blockStack.length - 1; i >= 0; i--) {
var block = blockStack[i];
if (supportsUnlabeledBreak(block)) {
return block.breakLabel;
}
}
}
}
return 0;
}
function findContinueTarget(labelText) {
if (blockStack) {
if (labelText) {
for (var i = blockStack.length - 1; i >= 0; i--) {
var block = blockStack[i];
if (supportsUnlabeledContinue(block) && hasImmediateContainingLabeledBlock(labelText, i - 1)) {
return block.continueLabel;
}
}
}
else {
for (var i = blockStack.length - 1; i >= 0; i--) {
var block = blockStack[i];
if (supportsUnlabeledContinue(block)) {
return block.continueLabel;
}
}
}
}
return 0;
}
function createLabel(label) {
if (label !== undefined && label > 0) {
if (labelExpressions === undefined) {
labelExpressions = [];
}
var expression = ts.createLiteral(-1);
if (labelExpressions[label] === undefined) {
labelExpressions[label] = [expression];
}
else {
labelExpressions[label].push(expression);
}
return expression;
}
return ts.createOmittedExpression();
}
function createInstruction(instruction) {
var literal = ts.createLiteral(instruction);
ts.addSyntheticTrailingComment(literal, 3, getInstructionName(instruction));
return literal;
}
function createInlineBreak(label, location) {
ts.Debug.assertLessThan(0, label, "Invalid label");
return ts.setTextRange(ts.createReturn(ts.createArrayLiteral([
createInstruction(3),
createLabel(label)
])), location);
}
function createInlineReturn(expression, location) {
return ts.setTextRange(ts.createReturn(ts.createArrayLiteral(expression
? [createInstruction(2), expression]
: [createInstruction(2)])), location);
}
function createGeneratorResume(location) {
return ts.setTextRange(ts.createCall(ts.createPropertyAccess(state, "sent"), undefined, []), location);
}
function emitNop() {
emitWorker(0);
}
function emitStatement(node) {
if (node) {
emitWorker(1, [node]);
}
else {
emitNop();
}
}
function emitAssignment(left, right, location) {
emitWorker(2, [left, right], location);
}
function emitBreak(label, location) {
emitWorker(3, [label], location);
}
function emitBreakWhenTrue(label, condition, location) {
emitWorker(4, [label, condition], location);
}
function emitBreakWhenFalse(label, condition, location) {
emitWorker(5, [label, condition], location);
}
function emitYieldStar(expression, location) {
emitWorker(7, [expression], location);
}
function emitYield(expression, location) {
emitWorker(6, [expression], location);
}
function emitReturn(expression, location) {
emitWorker(8, [expression], location);
}
function emitThrow(expression, location) {
emitWorker(9, [expression], location);
}
function emitEndfinally() {
emitWorker(10);
}
function emitWorker(code, args, location) {
if (operations === undefined) {
operations = [];
operationArguments = [];
operationLocations = [];
}
if (labelOffsets === undefined) {
markLabel(defineLabel());
}
var operationIndex = operations.length;
operations[operationIndex] = code;
operationArguments[operationIndex] = args;
operationLocations[operationIndex] = location;
}
function build() {
blockIndex = 0;
labelNumber = 0;
labelNumbers = undefined;
lastOperationWasAbrupt = false;
lastOperationWasCompletion = false;
clauses = undefined;
statements = undefined;
exceptionBlockStack = undefined;
currentExceptionBlock = undefined;
withBlockStack = undefined;
var buildResult = buildStatements();
return createGeneratorHelper(context, ts.setEmitFlags(ts.createFunctionExpression(undefined, undefined, undefined, undefined, [ts.createParameter(undefined, undefined, undefined, state)], undefined, ts.createBlock(buildResult, buildResult.length > 0)), 524288));
}
function buildStatements() {
if (operations) {
for (var operationIndex = 0; operationIndex < operations.length; operationIndex++) {
writeOperation(operationIndex);
}
flushFinalLabel(operations.length);
}
else {
flushFinalLabel(0);
}
if (clauses) {
var labelExpression = ts.createPropertyAccess(state, "label");
var switchStatement = ts.createSwitch(labelExpression, ts.createCaseBlock(clauses));
return [ts.startOnNewLine(switchStatement)];
}
if (statements) {
return statements;
}
return [];
}
function flushLabel() {
if (!statements) {
return;
}
appendLabel(!lastOperationWasAbrupt);
lastOperationWasAbrupt = false;
lastOperationWasCompletion = false;
labelNumber++;
}
function flushFinalLabel(operationIndex) {
if (isFinalLabelReachable(operationIndex)) {
tryEnterLabel(operationIndex);
withBlockStack = undefined;
writeReturn(undefined, undefined);
}
if (statements && clauses) {
appendLabel(false);
}
updateLabelExpressions();
}
function isFinalLabelReachable(operationIndex) {
if (!lastOperationWasCompletion) {
return true;
}
if (!labelOffsets || !labelExpressions) {
return false;
}
for (var label = 0; label < labelOffsets.length; label++) {
if (labelOffsets[label] === operationIndex && labelExpressions[label]) {
return true;
}
}
return false;
}
function appendLabel(markLabelEnd) {
if (!clauses) {
clauses = [];
}
if (statements) {
if (withBlockStack) {
for (var i = withBlockStack.length - 1; i >= 0; i--) {
var withBlock = withBlockStack[i];
statements = [ts.createWith(withBlock.expression, ts.createBlock(statements))];
}
}
if (currentExceptionBlock) {
var startLabel = currentExceptionBlock.startLabel, catchLabel = currentExceptionBlock.catchLabel, finallyLabel = currentExceptionBlock.finallyLabel, endLabel = currentExceptionBlock.endLabel;
statements.unshift(ts.createExpressionStatement(ts.createCall(ts.createPropertyAccess(ts.createPropertyAccess(state, "trys"), "push"), undefined, [
ts.createArrayLiteral([
createLabel(startLabel),
createLabel(catchLabel),
createLabel(finallyLabel),
createLabel(endLabel)
])
])));
currentExceptionBlock = undefined;
}
if (markLabelEnd) {
statements.push(ts.createExpressionStatement(ts.createAssignment(ts.createPropertyAccess(state, "label"), ts.createLiteral(labelNumber + 1))));
}
}
clauses.push(ts.createCaseClause(ts.createLiteral(labelNumber), statements || []));
statements = undefined;
}
function tryEnterLabel(operationIndex) {
if (!labelOffsets) {
return;
}
for (var label = 0; label < labelOffsets.length; label++) {
if (labelOffsets[label] === operationIndex) {
flushLabel();
if (labelNumbers === undefined) {
labelNumbers = [];
}
if (labelNumbers[labelNumber] === undefined) {
labelNumbers[labelNumber] = [label];
}
else {
labelNumbers[labelNumber].push(label);
}
}
}
}
function updateLabelExpressions() {
if (labelExpressions !== undefined && labelNumbers !== undefined) {
for (var labelNumber_1 = 0; labelNumber_1 < labelNumbers.length; labelNumber_1++) {
var labels = labelNumbers[labelNumber_1];
if (labels !== undefined) {
for (var _i = 0, labels_1 = labels; _i < labels_1.length; _i++) {
var label = labels_1[_i];
var expressions = labelExpressions[label];
if (expressions !== undefined) {
for (var _a = 0, expressions_1 = expressions; _a < expressions_1.length; _a++) {
var expression = expressions_1[_a];
expression.text = String(labelNumber_1);
}
}
}
}
}
}
}
function tryEnterOrLeaveBlock(operationIndex) {
if (blocks) {
for (; blockIndex < blockActions.length && blockOffsets[blockIndex] <= operationIndex; blockIndex++) {
var block = blocks[blockIndex];
var blockAction = blockActions[blockIndex];
switch (block.kind) {
case 0:
if (blockAction === 0) {
if (!exceptionBlockStack) {
exceptionBlockStack = [];
}
if (!statements) {
statements = [];
}
exceptionBlockStack.push(currentExceptionBlock);
currentExceptionBlock = block;
}
else if (blockAction === 1) {
currentExceptionBlock = exceptionBlockStack.pop();
}
break;
case 1:
if (blockAction === 0) {
if (!withBlockStack) {
withBlockStack = [];
}
withBlockStack.push(block);
}
else if (blockAction === 1) {
withBlockStack.pop();
}
break;
}
}
}
}
function writeOperation(operationIndex) {
tryEnterLabel(operationIndex);
tryEnterOrLeaveBlock(operationIndex);
if (lastOperationWasAbrupt) {
return;
}
lastOperationWasAbrupt = false;
lastOperationWasCompletion = false;
var opcode = operations[operationIndex];
if (opcode === 0) {
return;
}
else if (opcode === 10) {
return writeEndfinally();
}
var args = operationArguments[operationIndex];
if (opcode === 1) {
return writeStatement(args[0]);
}
var location = operationLocations[operationIndex];
switch (opcode) {
case 2:
return writeAssign(args[0], args[1], location);
case 3:
return writeBreak(args[0], location);
case 4:
return writeBreakWhenTrue(args[0], args[1], location);
case 5:
return writeBreakWhenFalse(args[0], args[1], location);
case 6:
return writeYield(args[0], location);
case 7:
return writeYieldStar(args[0], location);
case 8:
return writeReturn(args[0], location);
case 9:
return writeThrow(args[0], location);
}
}
function writeStatement(statement) {
if (statement) {
if (!statements) {
statements = [statement];
}
else {
statements.push(statement);
}
}
}
function writeAssign(left, right, operationLocation) {
writeStatement(ts.setTextRange(ts.createExpressionStatement(ts.createAssignment(left, right)), operationLocation));
}
function writeThrow(expression, operationLocation) {
lastOperationWasAbrupt = true;
lastOperationWasCompletion = true;
writeStatement(ts.setTextRange(ts.createThrow(expression), operationLocation));
}
function writeReturn(expression, operationLocation) {
lastOperationWasAbrupt = true;
lastOperationWasCompletion = true;
writeStatement(ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral(expression
? [createInstruction(2), expression]
: [createInstruction(2)])), operationLocation), 384));
}
function writeBreak(label, operationLocation) {
lastOperationWasAbrupt = true;
writeStatement(ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral([
createInstruction(3),
createLabel(label)
])), operationLocation), 384));
}
function writeBreakWhenTrue(label, condition, operationLocation) {
writeStatement(ts.setEmitFlags(ts.createIf(condition, ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral([
createInstruction(3),
createLabel(label)
])), operationLocation), 384)), 1));
}
function writeBreakWhenFalse(label, condition, operationLocation) {
writeStatement(ts.setEmitFlags(ts.createIf(ts.createLogicalNot(condition), ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral([
createInstruction(3),
createLabel(label)
])), operationLocation), 384)), 1));
}
function writeYield(expression, operationLocation) {
lastOperationWasAbrupt = true;
writeStatement(ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral(expression
? [createInstruction(4), expression]
: [createInstruction(4)])), operationLocation), 384));
}
function writeYieldStar(expression, operationLocation) {
lastOperationWasAbrupt = true;
writeStatement(ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral([
createInstruction(5),
expression
])), operationLocation), 384));
}
function writeEndfinally() {
lastOperationWasAbrupt = true;
writeStatement(ts.createReturn(ts.createArrayLiteral([
createInstruction(7)
])));
}
}
ts.transformGenerators = transformGenerators;
function createGeneratorHelper(context, body) {
context.requestEmitHelper(generatorHelper);
return ts.createCall(ts.getHelperName("__generator"), undefined, [ts.createThis(), body]);
}
var generatorHelper = {
name: "typescript:generator",
scoped: false,
priority: 6,
text: "\n var __generator = (this && this.__generator) || function (thisArg, body) {\n var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;\n return g = { next: verb(0), \"throw\": verb(1), \"return\": verb(2) }, typeof Symbol === \"function\" && (g[Symbol.iterator] = function() { return this; }), g;\n function verb(n) { return function (v) { return step([n, v]); }; }\n function step(op) {\n if (f) throw new TypeError(\"Generator is already executing.\");\n while (_) try {\n if (f = 1, y && (t = op[0] & 2 ? y[\"return\"] : op[0] ? y[\"throw\"] || ((t = y[\"return\"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;\n if (y = 0, t) op = [op[0] & 2, t.value];\n switch (op[0]) {\n case 0: case 1: t = op; break;\n case 4: _.label++; return { value: op[1], done: false };\n case 5: _.label++; y = op[1]; op = [0]; continue;\n case 7: op = _.ops.pop(); _.trys.pop(); continue;\n default:\n if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }\n if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }\n if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }\n if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }\n if (t[2]) _.ops.pop();\n _.trys.pop(); continue;\n }\n op = body.call(thisArg, _);\n } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }\n if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };\n }\n };"
};
})(ts || (ts = {}));
var ts;
(function (ts) {
function transformModule(context) {
function getTransformModuleDelegate(moduleKind) {
switch (moduleKind) {
case ts.ModuleKind.AMD: return transformAMDModule;
case ts.ModuleKind.UMD: return transformUMDModule;
default: return transformCommonJSModule;
}
}
var startLexicalEnvironment = context.startLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistVariableDeclaration = context.hoistVariableDeclaration;
var compilerOptions = context.getCompilerOptions();
var resolver = context.getEmitResolver();
var host = context.getEmitHost();
var languageVersion = ts.getEmitScriptTarget(compilerOptions);
var moduleKind = ts.getEmitModuleKind(compilerOptions);
var previousOnSubstituteNode = context.onSubstituteNode;
var previousOnEmitNode = context.onEmitNode;
context.onSubstituteNode = onSubstituteNode;
context.onEmitNode = onEmitNode;
context.enableSubstitution(71);
context.enableSubstitution(202);
context.enableSubstitution(200);
context.enableSubstitution(201);
context.enableSubstitution(274);
context.enableEmitNotification(277);
var moduleInfoMap = [];
var deferredExports = [];
var currentSourceFile;
var currentModuleInfo;
var noSubstitution;
var needUMDDynamicImportHelper;
return ts.chainBundle(transformSourceFile);
function transformSourceFile(node) {
if (node.isDeclarationFile || !(ts.isEffectiveExternalModule(node, compilerOptions) || node.transformFlags & 67108864)) {
return node;
}
currentSourceFile = node;
currentModuleInfo = ts.collectExternalModuleInfo(node, resolver, compilerOptions);
moduleInfoMap[ts.getOriginalNodeId(node)] = currentModuleInfo;
var transformModule = getTransformModuleDelegate(moduleKind);
var updated = transformModule(node);
currentSourceFile = undefined;
currentModuleInfo = undefined;
needUMDDynamicImportHelper = false;
return ts.aggregateTransformFlags(updated);
}
function shouldEmitUnderscoreUnderscoreESModule() {
if (!currentModuleInfo.exportEquals && ts.isExternalModule(currentSourceFile)) {
return true;
}
return false;
}
function transformCommonJSModule(node) {
startLexicalEnvironment();
var statements = [];
var ensureUseStrict = ts.getStrictOptionValue(compilerOptions, "alwaysStrict") || (!compilerOptions.noImplicitUseStrict && ts.isExternalModule(currentSourceFile));
var statementOffset = ts.addPrologue(statements, node.statements, ensureUseStrict, sourceElementVisitor);
if (shouldEmitUnderscoreUnderscoreESModule()) {
ts.append(statements, createUnderscoreUnderscoreESModule());
}
ts.append(statements, ts.visitNode(currentModuleInfo.externalHelpersImportDeclaration, sourceElementVisitor, ts.isStatement));
ts.addRange(statements, ts.visitNodes(node.statements, sourceElementVisitor, ts.isStatement, statementOffset));
addExportEqualsIfNeeded(statements, false);
ts.prependStatements(statements, endLexicalEnvironment());
var updated = ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray(statements), node.statements));
if (currentModuleInfo.hasExportStarsToExportValues && !compilerOptions.importHelpers) {
ts.addEmitHelper(updated, exportStarHelper);
}
ts.addEmitHelpers(updated, context.readEmitHelpers());
return updated;
}
function transformAMDModule(node) {
var define = ts.createIdentifier("define");
var moduleName = ts.tryGetModuleNameFromFile(node, host, compilerOptions);
var _a = collectAsynchronousDependencies(node, true), aliasedModuleNames = _a.aliasedModuleNames, unaliasedModuleNames = _a.unaliasedModuleNames, importAliasNames = _a.importAliasNames;
var updated = ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray([
ts.createExpressionStatement(ts.createCall(define, undefined, (moduleName ? [moduleName] : []).concat([
ts.createArrayLiteral([
ts.createLiteral("require"),
ts.createLiteral("exports")
].concat(aliasedModuleNames, unaliasedModuleNames)),
ts.createFunctionExpression(undefined, undefined, undefined, undefined, [
ts.createParameter(undefined, undefined, undefined, "require"),
ts.createParameter(undefined, undefined, undefined, "exports")
].concat(importAliasNames), undefined, transformAsynchronousModuleBody(node))
])))
]), node.statements));
ts.addEmitHelpers(updated, context.readEmitHelpers());
return updated;
}
function transformUMDModule(node) {
var _a = collectAsynchronousDependencies(node, false), aliasedModuleNames = _a.aliasedModuleNames, unaliasedModuleNames = _a.unaliasedModuleNames, importAliasNames = _a.importAliasNames;
var moduleName = ts.tryGetModuleNameFromFile(node, host, compilerOptions);
var umdHeader = ts.createFunctionExpression(undefined, undefined, undefined, undefined, [ts.createParameter(undefined, undefined, undefined, "factory")], undefined, ts.setTextRange(ts.createBlock([
ts.createIf(ts.createLogicalAnd(ts.createTypeCheck(ts.createIdentifier("module"), "object"), ts.createTypeCheck(ts.createPropertyAccess(ts.createIdentifier("module"), "exports"), "object")), ts.createBlock([
ts.createVariableStatement(undefined, [
ts.createVariableDeclaration("v", undefined, ts.createCall(ts.createIdentifier("factory"), undefined, [
ts.createIdentifier("require"),
ts.createIdentifier("exports")
]))
]),
ts.setEmitFlags(ts.createIf(ts.createStrictInequality(ts.createIdentifier("v"), ts.createIdentifier("undefined")), ts.createExpressionStatement(ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("module"), "exports"), ts.createIdentifier("v")))), 1)
]), ts.createIf(ts.createLogicalAnd(ts.createTypeCheck(ts.createIdentifier("define"), "function"), ts.createPropertyAccess(ts.createIdentifier("define"), "amd")), ts.createBlock([
ts.createExpressionStatement(ts.createCall(ts.createIdentifier("define"), undefined, (moduleName ? [moduleName] : []).concat([
ts.createArrayLiteral([
ts.createLiteral("require"),
ts.createLiteral("exports")
].concat(aliasedModuleNames, unaliasedModuleNames)),
ts.createIdentifier("factory")
])))
])))
], true), undefined));
var updated = ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray([
ts.createExpressionStatement(ts.createCall(umdHeader, undefined, [
ts.createFunctionExpression(undefined, undefined, undefined, undefined, [
ts.createParameter(undefined, undefined, undefined, "require"),
ts.createParameter(undefined, undefined, undefined, "exports")
].concat(importAliasNames), undefined, transformAsynchronousModuleBody(node))
]))
]), node.statements));
ts.addEmitHelpers(updated, context.readEmitHelpers());
return updated;
}
function collectAsynchronousDependencies(node, includeNonAmdDependencies) {
var aliasedModuleNames = [];
var unaliasedModuleNames = [];
var importAliasNames = [];
for (var _i = 0, _a = node.amdDependencies; _i < _a.length; _i++) {
var amdDependency = _a[_i];
if (amdDependency.name) {
aliasedModuleNames.push(ts.createLiteral(amdDependency.path));
importAliasNames.push(ts.createParameter(undefined, undefined, undefined, amdDependency.name));
}
else {
unaliasedModuleNames.push(ts.createLiteral(amdDependency.path));
}
}
for (var _b = 0, _c = currentModuleInfo.externalImports; _b < _c.length; _b++) {
var importNode = _c[_b];
var externalModuleName = ts.getExternalModuleNameLiteral(importNode, currentSourceFile, host, resolver, compilerOptions);
var importAliasName = ts.getLocalNameForExternalImport(importNode, currentSourceFile);
if (externalModuleName) {
if (includeNonAmdDependencies && importAliasName) {
ts.setEmitFlags(importAliasName, 4);
aliasedModuleNames.push(externalModuleName);
importAliasNames.push(ts.createParameter(undefined, undefined, undefined, importAliasName));
}
else {
unaliasedModuleNames.push(externalModuleName);
}
}
}
return { aliasedModuleNames: aliasedModuleNames, unaliasedModuleNames: unaliasedModuleNames, importAliasNames: importAliasNames };
}
function getAMDImportExpressionForImport(node) {
if (ts.isImportEqualsDeclaration(node) || ts.isExportDeclaration(node) || !ts.getExternalModuleNameLiteral(node, currentSourceFile, host, resolver, compilerOptions)) {
return undefined;
}
var name = ts.getLocalNameForExternalImport(node, currentSourceFile);
var expr = getHelperExpressionForImport(node, name);
if (expr === name) {
return undefined;
}
return ts.createExpressionStatement(ts.createAssignment(name, expr));
}
function transformAsynchronousModuleBody(node) {
startLexicalEnvironment();
var statements = [];
var statementOffset = ts.addPrologue(statements, node.statements, !compilerOptions.noImplicitUseStrict, sourceElementVisitor);
if (shouldEmitUnderscoreUnderscoreESModule()) {
ts.append(statements, createUnderscoreUnderscoreESModule());
}
ts.append(statements, ts.visitNode(currentModuleInfo.externalHelpersImportDeclaration, sourceElementVisitor, ts.isStatement));
if (moduleKind === ts.ModuleKind.AMD) {
ts.addRange(statements, ts.mapDefined(currentModuleInfo.externalImports, getAMDImportExpressionForImport));
}
ts.addRange(statements, ts.visitNodes(node.statements, sourceElementVisitor, ts.isStatement, statementOffset));
addExportEqualsIfNeeded(statements, true);
ts.prependStatements(statements, endLexicalEnvironment());
var body = ts.createBlock(statements, true);
if (currentModuleInfo.hasExportStarsToExportValues && !compilerOptions.importHelpers) {
ts.addEmitHelper(body, exportStarHelper);
}
if (needUMDDynamicImportHelper) {
ts.addEmitHelper(body, dynamicImportUMDHelper);
}
return body;
}
function addExportEqualsIfNeeded(statements, emitAsReturn) {
if (currentModuleInfo.exportEquals) {
var expressionResult = ts.visitNode(currentModuleInfo.exportEquals.expression, moduleExpressionElementVisitor);
if (expressionResult) {
if (emitAsReturn) {
var statement = ts.createReturn(expressionResult);
ts.setTextRange(statement, currentModuleInfo.exportEquals);
ts.setEmitFlags(statement, 384 | 1536);
statements.push(statement);
}
else {
var statement = ts.createExpressionStatement(ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("module"), "exports"), expressionResult));
ts.setTextRange(statement, currentModuleInfo.exportEquals);
ts.setEmitFlags(statement, 1536);
statements.push(statement);
}
}
}
}
function sourceElementVisitor(node) {
switch (node.kind) {
case 247:
return visitImportDeclaration(node);
case 246:
return visitImportEqualsDeclaration(node);
case 253:
return visitExportDeclaration(node);
case 252:
return visitExportAssignment(node);
case 217:
return visitVariableStatement(node);
case 237:
return visitFunctionDeclaration(node);
case 238:
return visitClassDeclaration(node);
case 307:
return visitMergeDeclarationMarker(node);
case 308:
return visitEndOfDeclarationMarker(node);
default:
return ts.visitEachChild(node, moduleExpressionElementVisitor, context);
}
}
function moduleExpressionElementVisitor(node) {
if (!(node.transformFlags & 67108864) && !(node.transformFlags & 2048)) {
return node;
}
if (ts.isImportCall(node)) {
return visitImportCallExpression(node);
}
else if (node.transformFlags & 1024 && ts.isBinaryExpression(node)) {
return visitDestructuringAssignment(node);
}
else {
return ts.visitEachChild(node, moduleExpressionElementVisitor, context);
}
}
function destructuringNeedsFlattening(node) {
if (ts.isObjectLiteralExpression(node)) {
for (var _i = 0, _a = node.properties; _i < _a.length; _i++) {
var elem = _a[_i];
switch (elem.kind) {
case 273:
if (destructuringNeedsFlattening(elem.initializer)) {
return true;
}
break;
case 274:
if (destructuringNeedsFlattening(elem.name)) {
return true;
}
break;
case 275:
if (destructuringNeedsFlattening(elem.expression)) {
return true;
}
break;
case 154:
case 156:
case 157:
return false;
default: ts.Debug.assertNever(elem, "Unhandled object member kind");
}
}
}
else if (ts.isArrayLiteralExpression(node)) {
for (var _b = 0, _c = node.elements; _b < _c.length; _b++) {
var elem = _c[_b];
if (ts.isSpreadElement(elem)) {
if (destructuringNeedsFlattening(elem.expression)) {
return true;
}
}
else if (destructuringNeedsFlattening(elem)) {
return true;
}
}
}
else if (ts.isIdentifier(node)) {
return ts.length(getExports(node)) > (ts.isExportName(node) ? 1 : 0);
}
return false;
}
function visitDestructuringAssignment(node) {
if (destructuringNeedsFlattening(node.left)) {
return ts.flattenDestructuringAssignment(node, moduleExpressionElementVisitor, context, 0, false, createAllExportExpressions);
}
return ts.visitEachChild(node, moduleExpressionElementVisitor, context);
}
function visitImportCallExpression(node) {
var argument = ts.visitNode(ts.firstOrUndefined(node.arguments), moduleExpressionElementVisitor);
var containsLexicalThis = !!(node.transformFlags & 16384);
switch (compilerOptions.module) {
case ts.ModuleKind.AMD:
return createImportCallExpressionAMD(argument, containsLexicalThis);
case ts.ModuleKind.UMD:
return createImportCallExpressionUMD(argument, containsLexicalThis);
case ts.ModuleKind.CommonJS:
default:
return createImportCallExpressionCommonJS(argument, containsLexicalThis);
}
}
function createImportCallExpressionUMD(arg, containsLexicalThis) {
needUMDDynamicImportHelper = true;
if (ts.isSimpleCopiableExpression(arg)) {
var argClone = ts.isGeneratedIdentifier(arg) ? arg : ts.isStringLiteral(arg) ? ts.createLiteral(arg) : ts.setEmitFlags(ts.setTextRange(ts.getSynthesizedClone(arg), arg), 1536);
return ts.createConditional(ts.createIdentifier("__syncRequire"), createImportCallExpressionCommonJS(arg, containsLexicalThis), createImportCallExpressionAMD(argClone, containsLexicalThis));
}
else {
var temp = ts.createTempVariable(hoistVariableDeclaration);
return ts.createComma(ts.createAssignment(temp, arg), ts.createConditional(ts.createIdentifier("__syncRequire"), createImportCallExpressionCommonJS(temp, containsLexicalThis), createImportCallExpressionAMD(temp, containsLexicalThis)));
}
}
function createImportCallExpressionAMD(arg, containsLexicalThis) {
var resolve = ts.createUniqueName("resolve");
var reject = ts.createUniqueName("reject");
var parameters = [
ts.createParameter(undefined, undefined, undefined, resolve),
ts.createParameter(undefined, undefined, undefined, reject)
];
var body = ts.createBlock([
ts.createExpressionStatement(ts.createCall(ts.createIdentifier("require"), undefined, [ts.createArrayLiteral([arg || ts.createOmittedExpression()]), resolve, reject]))
]);
var func;
if (languageVersion >= 2) {
func = ts.createArrowFunction(undefined, undefined, parameters, undefined, undefined, body);
}
else {
func = ts.createFunctionExpression(undefined, undefined, undefined, undefined, parameters, undefined, body);
if (containsLexicalThis) {
ts.setEmitFlags(func, 8);
}
}
var promise = ts.createNew(ts.createIdentifier("Promise"), undefined, [func]);
if (compilerOptions.esModuleInterop) {
context.requestEmitHelper(importStarHelper);
return ts.createCall(ts.createPropertyAccess(promise, ts.createIdentifier("then")), undefined, [ts.getHelperName("__importStar")]);
}
return promise;
}
function createImportCallExpressionCommonJS(arg, containsLexicalThis) {
var promiseResolveCall = ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Promise"), "resolve"), undefined, []);
var requireCall = ts.createCall(ts.createIdentifier("require"), undefined, arg ? [arg] : []);
if (compilerOptions.esModuleInterop) {
context.requestEmitHelper(importStarHelper);
requireCall = ts.createCall(ts.getHelperName("__importStar"), undefined, [requireCall]);
}
var func;
if (languageVersion >= 2) {
func = ts.createArrowFunction(undefined, undefined, [], undefined, undefined, requireCall);
}
else {
func = ts.createFunctionExpression(undefined, undefined, undefined, undefined, [], undefined, ts.createBlock([ts.createReturn(requireCall)]));
if (containsLexicalThis) {
ts.setEmitFlags(func, 8);
}
}
return ts.createCall(ts.createPropertyAccess(promiseResolveCall, "then"), undefined, [func]);
}
function getHelperExpressionForImport(node, innerExpr) {
if (!compilerOptions.esModuleInterop || ts.getEmitFlags(node) & 67108864) {
return innerExpr;
}
if (ts.getImportNeedsImportStarHelper(node)) {
context.requestEmitHelper(importStarHelper);
return ts.createCall(ts.getHelperName("__importStar"), undefined, [innerExpr]);
}
if (ts.getImportNeedsImportDefaultHelper(node)) {
context.requestEmitHelper(importDefaultHelper);
return ts.createCall(ts.getHelperName("__importDefault"), undefined, [innerExpr]);
}
return innerExpr;
}
function visitImportDeclaration(node) {
var statements;
var namespaceDeclaration = ts.getNamespaceDeclarationNode(node);
if (moduleKind !== ts.ModuleKind.AMD) {
if (!node.importClause) {
return ts.setTextRange(ts.createExpressionStatement(createRequireCall(node)), node);
}
else {
var variables = [];
if (namespaceDeclaration && !ts.isDefaultImport(node)) {
variables.push(ts.createVariableDeclaration(ts.getSynthesizedClone(namespaceDeclaration.name), undefined, getHelperExpressionForImport(node, createRequireCall(node))));
}
else {
variables.push(ts.createVariableDeclaration(ts.getGeneratedNameForNode(node), undefined, getHelperExpressionForImport(node, createRequireCall(node))));
if (namespaceDeclaration && ts.isDefaultImport(node)) {
variables.push(ts.createVariableDeclaration(ts.getSynthesizedClone(namespaceDeclaration.name), undefined, ts.getGeneratedNameForNode(node)));
}
}
statements = ts.append(statements, ts.setTextRange(ts.createVariableStatement(undefined, ts.createVariableDeclarationList(variables, languageVersion >= 2 ? 2 : 0)), node));
}
}
else if (namespaceDeclaration && ts.isDefaultImport(node)) {
statements = ts.append(statements, ts.createVariableStatement(undefined, ts.createVariableDeclarationList([
ts.setTextRange(ts.createVariableDeclaration(ts.getSynthesizedClone(namespaceDeclaration.name), undefined, ts.getGeneratedNameForNode(node)), node)
], languageVersion >= 2 ? 2 : 0)));
}
if (hasAssociatedEndOfDeclarationMarker(node)) {
var id = ts.getOriginalNodeId(node);
deferredExports[id] = appendExportsOfImportDeclaration(deferredExports[id], node);
}
else {
statements = appendExportsOfImportDeclaration(statements, node);
}
return ts.singleOrMany(statements);
}
function createRequireCall(importNode) {
var moduleName = ts.getExternalModuleNameLiteral(importNode, currentSourceFile, host, resolver, compilerOptions);
var args = [];
if (moduleName) {
args.push(moduleName);
}
return ts.createCall(ts.createIdentifier("require"), undefined, args);
}
function visitImportEqualsDeclaration(node) {
ts.Debug.assert(ts.isExternalModuleImportEqualsDeclaration(node), "import= for internal module references should be handled in an earlier transformer.");
var statements;
if (moduleKind !== ts.ModuleKind.AMD) {
if (ts.hasModifier(node, 1)) {
statements = ts.append(statements, ts.setTextRange(ts.createExpressionStatement(createExportExpression(node.name, createRequireCall(node))), node));
}
else {
statements = ts.append(statements, ts.setTextRange(ts.createVariableStatement(undefined, ts.createVariableDeclarationList([
ts.createVariableDeclaration(ts.getSynthesizedClone(node.name), undefined, createRequireCall(node))
], languageVersion >= 2 ? 2 : 0)), node));
}
}
else {
if (ts.hasModifier(node, 1)) {
statements = ts.append(statements, ts.setTextRange(ts.createExpressionStatement(createExportExpression(ts.getExportName(node), ts.getLocalName(node))), node));
}
}
if (hasAssociatedEndOfDeclarationMarker(node)) {
var id = ts.getOriginalNodeId(node);
deferredExports[id] = appendExportsOfImportEqualsDeclaration(deferredExports[id], node);
}
else {
statements = appendExportsOfImportEqualsDeclaration(statements, node);
}
return ts.singleOrMany(statements);
}
function visitExportDeclaration(node) {
if (!node.moduleSpecifier) {
return undefined;
}
var generatedName = ts.getGeneratedNameForNode(node);
if (node.exportClause) {
var statements = [];
if (moduleKind !== ts.ModuleKind.AMD) {
statements.push(ts.setTextRange(ts.createVariableStatement(undefined, ts.createVariableDeclarationList([
ts.createVariableDeclaration(generatedName, undefined, createRequireCall(node))
])), node));
}
for (var _i = 0, _a = node.exportClause.elements; _i < _a.length; _i++) {
var specifier = _a[_i];
var exportedValue = ts.createPropertyAccess(generatedName, specifier.propertyName || specifier.name);
statements.push(ts.setTextRange(ts.createExpressionStatement(createExportExpression(ts.getExportName(specifier), exportedValue)), specifier));
}
return ts.singleOrMany(statements);
}
else {
return ts.setTextRange(ts.createExpressionStatement(createExportStarHelper(context, moduleKind !== ts.ModuleKind.AMD ? createRequireCall(node) : generatedName)), node);
}
}
function visitExportAssignment(node) {
if (node.isExportEquals) {
return undefined;
}
var statements;
var original = node.original;
if (original && hasAssociatedEndOfDeclarationMarker(original)) {
var id = ts.getOriginalNodeId(node);
deferredExports[id] = appendExportStatement(deferredExports[id], ts.createIdentifier("default"), ts.visitNode(node.expression, moduleExpressionElementVisitor), node, true);
}
else {
statements = appendExportStatement(statements, ts.createIdentifier("default"), ts.visitNode(node.expression, moduleExpressionElementVisitor), node, true);
}
return ts.singleOrMany(statements);
}
function visitFunctionDeclaration(node) {
var statements;
if (ts.hasModifier(node, 1)) {
statements = ts.append(statements, ts.setOriginalNode(ts.setTextRange(ts.createFunctionDeclaration(undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, ts.getDeclarationName(node, true, true), undefined, ts.visitNodes(node.parameters, moduleExpressionElementVisitor), undefined, ts.visitEachChild(node.body, moduleExpressionElementVisitor, context)), node), node));
}
else {
statements = ts.append(statements, ts.visitEachChild(node, moduleExpressionElementVisitor, context));
}
if (hasAssociatedEndOfDeclarationMarker(node)) {
var id = ts.getOriginalNodeId(node);
deferredExports[id] = appendExportsOfHoistedDeclaration(deferredExports[id], node);
}
else {
statements = appendExportsOfHoistedDeclaration(statements, node);
}
return ts.singleOrMany(statements);
}
function visitClassDeclaration(node) {
var statements;
if (ts.hasModifier(node, 1)) {
statements = ts.append(statements, ts.setOriginalNode(ts.setTextRange(ts.createClassDeclaration(undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), ts.getDeclarationName(node, true, true), undefined, ts.visitNodes(node.heritageClauses, moduleExpressionElementVisitor), ts.visitNodes(node.members, moduleExpressionElementVisitor)), node), node));
}
else {
statements = ts.append(statements, ts.visitEachChild(node, moduleExpressionElementVisitor, context));
}
if (hasAssociatedEndOfDeclarationMarker(node)) {
var id = ts.getOriginalNodeId(node);
deferredExports[id] = appendExportsOfHoistedDeclaration(deferredExports[id], node);
}
else {
statements = appendExportsOfHoistedDeclaration(statements, node);
}
return ts.singleOrMany(statements);
}
function visitVariableStatement(node) {
var statements;
var variables;
var expressions;
if (ts.hasModifier(node, 1)) {
var modifiers = void 0;
for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) {
var variable = _a[_i];
if (ts.isIdentifier(variable.name) && ts.isLocalName(variable.name)) {
if (!modifiers) {
modifiers = ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier);
}
variables = ts.append(variables, variable);
}
else if (variable.initializer) {
expressions = ts.append(expressions, transformInitializedVariable(variable));
}
}
if (variables) {
statements = ts.append(statements, ts.updateVariableStatement(node, modifiers, ts.updateVariableDeclarationList(node.declarationList, variables)));
}
if (expressions) {
statements = ts.append(statements, ts.setTextRange(ts.createExpressionStatement(ts.inlineExpressions(expressions)), node));
}
}
else {
statements = ts.append(statements, ts.visitEachChild(node, moduleExpressionElementVisitor, context));
}
if (hasAssociatedEndOfDeclarationMarker(node)) {
var id = ts.getOriginalNodeId(node);
deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node);
}
else {
statements = appendExportsOfVariableStatement(statements, node);
}
return ts.singleOrMany(statements);
}
function createAllExportExpressions(name, value, location) {
var exportedNames = getExports(name);
if (exportedNames) {
var expression = ts.isExportName(name) ? value : ts.createAssignment(name, value);
for (var _i = 0, exportedNames_1 = exportedNames; _i < exportedNames_1.length; _i++) {
var exportName = exportedNames_1[_i];
ts.setEmitFlags(expression, 4);
expression = createExportExpression(exportName, expression, location);
}
return expression;
}
return ts.createAssignment(name, value);
}
function transformInitializedVariable(node) {
if (ts.isBindingPattern(node.name)) {
return ts.flattenDestructuringAssignment(ts.visitNode(node, moduleExpressionElementVisitor), undefined, context, 0, false, createAllExportExpressions);
}
else {
return ts.createAssignment(ts.setTextRange(ts.createPropertyAccess(ts.createIdentifier("exports"), node.name), node.name), ts.visitNode(node.initializer, moduleExpressionElementVisitor));
}
}
function visitMergeDeclarationMarker(node) {
if (hasAssociatedEndOfDeclarationMarker(node) && node.original.kind === 217) {
var id = ts.getOriginalNodeId(node);
deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node.original);
}
return node;
}
function hasAssociatedEndOfDeclarationMarker(node) {
return (ts.getEmitFlags(node) & 4194304) !== 0;
}
function visitEndOfDeclarationMarker(node) {
var id = ts.getOriginalNodeId(node);
var statements = deferredExports[id];
if (statements) {
delete deferredExports[id];
return ts.append(statements, node);
}
return node;
}
function appendExportsOfImportDeclaration(statements, decl) {
if (currentModuleInfo.exportEquals) {
return statements;
}
var importClause = decl.importClause;
if (!importClause) {
return statements;
}
if (importClause.name) {
statements = appendExportsOfDeclaration(statements, importClause);
}
var namedBindings = importClause.namedBindings;
if (namedBindings) {
switch (namedBindings.kind) {
case 249:
statements = appendExportsOfDeclaration(statements, namedBindings);
break;
case 250:
for (var _i = 0, _a = namedBindings.elements; _i < _a.length; _i++) {
var importBinding = _a[_i];
statements = appendExportsOfDeclaration(statements, importBinding);
}
break;
}
}
return statements;
}
function appendExportsOfImportEqualsDeclaration(statements, decl) {
if (currentModuleInfo.exportEquals) {
return statements;
}
return appendExportsOfDeclaration(statements, decl);
}
function appendExportsOfVariableStatement(statements, node) {
if (currentModuleInfo.exportEquals) {
return statements;
}
for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) {
var decl = _a[_i];
statements = appendExportsOfBindingElement(statements, decl);
}
return statements;
}
function appendExportsOfBindingElement(statements, decl) {
if (currentModuleInfo.exportEquals) {
return statements;
}
if (ts.isBindingPattern(decl.name)) {
for (var _i = 0, _a = decl.name.elements; _i < _a.length; _i++) {
var element = _a[_i];
if (!ts.isOmittedExpression(element)) {
statements = appendExportsOfBindingElement(statements, element);
}
}
}
else if (!ts.isGeneratedIdentifier(decl.name)) {
statements = appendExportsOfDeclaration(statements, decl);
}
return statements;
}
function appendExportsOfHoistedDeclaration(statements, decl) {
if (currentModuleInfo.exportEquals) {
return statements;
}
if (ts.hasModifier(decl, 1)) {
var exportName = ts.hasModifier(decl, 512) ? ts.createIdentifier("default") : ts.getDeclarationName(decl);
statements = appendExportStatement(statements, exportName, ts.getLocalName(decl), decl);
}
if (decl.name) {
statements = appendExportsOfDeclaration(statements, decl);
}
return statements;
}
function appendExportsOfDeclaration(statements, decl) {
var name = ts.getDeclarationName(decl);
var exportSpecifiers = currentModuleInfo.exportSpecifiers.get(ts.idText(name));
if (exportSpecifiers) {
for (var _i = 0, exportSpecifiers_1 = exportSpecifiers; _i < exportSpecifiers_1.length; _i++) {
var exportSpecifier = exportSpecifiers_1[_i];
statements = appendExportStatement(statements, exportSpecifier.name, name, exportSpecifier.name);
}
}
return statements;
}
function appendExportStatement(statements, exportName, expression, location, allowComments) {
statements = ts.append(statements, createExportStatement(exportName, expression, location, allowComments));
return statements;
}
function createUnderscoreUnderscoreESModule() {
var statement;
if (languageVersion === 0) {
statement = ts.createExpressionStatement(createExportExpression(ts.createIdentifier("__esModule"), ts.createLiteral(true)));
}
else {
statement = ts.createExpressionStatement(ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Object"), "defineProperty"), undefined, [
ts.createIdentifier("exports"),
ts.createLiteral("__esModule"),
ts.createObjectLiteral([
ts.createPropertyAssignment("value", ts.createLiteral(true))
])
]));
}
ts.setEmitFlags(statement, 1048576);
return statement;
}
function createExportStatement(name, value, location, allowComments) {
var statement = ts.setTextRange(ts.createExpressionStatement(createExportExpression(name, value)), location);
ts.startOnNewLine(statement);
if (!allowComments) {
ts.setEmitFlags(statement, 1536);
}
return statement;
}
function createExportExpression(name, value, location) {
return ts.setTextRange(ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("exports"), ts.getSynthesizedClone(name)), value), location);
}
function modifierVisitor(node) {
switch (node.kind) {
case 84:
case 79:
return undefined;
}
return node;
}
function onEmitNode(hint, node, emitCallback) {
if (node.kind === 277) {
currentSourceFile = node;
currentModuleInfo = moduleInfoMap[ts.getOriginalNodeId(currentSourceFile)];
noSubstitution = [];
previousOnEmitNode(hint, node, emitCallback);
currentSourceFile = undefined;
currentModuleInfo = undefined;
noSubstitution = undefined;
}
else {
previousOnEmitNode(hint, node, emitCallback);
}
}
function onSubstituteNode(hint, node) {
node = previousOnSubstituteNode(hint, node);
if (node.id && noSubstitution[node.id]) {
return node;
}
if (hint === 1) {
return substituteExpression(node);
}
else if (ts.isShorthandPropertyAssignment(node)) {
return substituteShorthandPropertyAssignment(node);
}
return node;
}
function substituteShorthandPropertyAssignment(node) {
var name = node.name;
var exportedOrImportedName = substituteExpressionIdentifier(name);
if (exportedOrImportedName !== name) {
if (node.objectAssignmentInitializer) {
var initializer = ts.createAssignment(exportedOrImportedName, node.objectAssignmentInitializer);
return ts.setTextRange(ts.createPropertyAssignment(name, initializer), node);
}
return ts.setTextRange(ts.createPropertyAssignment(name, exportedOrImportedName), node);
}
return node;
}
function substituteExpression(node) {
switch (node.kind) {
case 71:
return substituteExpressionIdentifier(node);
case 202:
return substituteBinaryExpression(node);
case 201:
case 200:
return substituteUnaryExpression(node);
}
return node;
}
function substituteExpressionIdentifier(node) {
if (ts.getEmitFlags(node) & 4096) {
var externalHelpersModuleName = ts.getExternalHelpersModuleName(currentSourceFile);
if (externalHelpersModuleName) {
return ts.createPropertyAccess(externalHelpersModuleName, node);
}
return node;
}
if (!ts.isGeneratedIdentifier(node) && !ts.isLocalName(node)) {
var exportContainer = resolver.getReferencedExportContainer(node, ts.isExportName(node));
if (exportContainer && exportContainer.kind === 277) {
return ts.setTextRange(ts.createPropertyAccess(ts.createIdentifier("exports"), ts.getSynthesizedClone(node)), node);
}
var importDeclaration = resolver.getReferencedImportDeclaration(node);
if (importDeclaration) {
if (ts.isImportClause(importDeclaration)) {
return ts.setTextRange(ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent), ts.createIdentifier("default")), node);
}
else if (ts.isImportSpecifier(importDeclaration)) {
var name = importDeclaration.propertyName || importDeclaration.name;
return ts.setTextRange(ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent.parent.parent), ts.getSynthesizedClone(name)), node);
}
}
}
return node;
}
function substituteBinaryExpression(node) {
if (ts.isAssignmentOperator(node.operatorToken.kind)
&& ts.isIdentifier(node.left)
&& !ts.isGeneratedIdentifier(node.left)
&& !ts.isLocalName(node.left)
&& !ts.isDeclarationNameOfEnumOrNamespace(node.left)) {
var exportedNames = getExports(node.left);
if (exportedNames) {
var expression = node;
for (var _i = 0, exportedNames_2 = exportedNames; _i < exportedNames_2.length; _i++) {
var exportName = exportedNames_2[_i];
noSubstitution[ts.getNodeId(expression)] = true;
expression = createExportExpression(exportName, expression, node);
}
return expression;
}
}
return node;
}
function substituteUnaryExpression(node) {
if ((node.operator === 43 || node.operator === 44)
&& ts.isIdentifier(node.operand)
&& !ts.isGeneratedIdentifier(node.operand)
&& !ts.isLocalName(node.operand)
&& !ts.isDeclarationNameOfEnumOrNamespace(node.operand)) {
var exportedNames = getExports(node.operand);
if (exportedNames) {
var expression = node.kind === 201
? ts.setTextRange(ts.createBinary(node.operand, ts.createToken(node.operator === 43 ? 59 : 60), ts.createLiteral(1)), node)
: node;
for (var _i = 0, exportedNames_3 = exportedNames; _i < exportedNames_3.length; _i++) {
var exportName = exportedNames_3[_i];
noSubstitution[ts.getNodeId(expression)] = true;
expression = createExportExpression(exportName, expression);
}
return expression;
}
}
return node;
}
function getExports(name) {
if (!ts.isGeneratedIdentifier(name)) {
var valueDeclaration = resolver.getReferencedImportDeclaration(name)
|| resolver.getReferencedValueDeclaration(name);
if (valueDeclaration) {
return currentModuleInfo
&& currentModuleInfo.exportedBindings[ts.getOriginalNodeId(valueDeclaration)];
}
}
}
}
ts.transformModule = transformModule;
var exportStarHelper = {
name: "typescript:export-star",
scoped: true,
text: "\n function __export(m) {\n for (var p in m) if (!exports.hasOwnProperty(p)) exports[p] = m[p];\n }"
};
function createExportStarHelper(context, module) {
var compilerOptions = context.getCompilerOptions();
return compilerOptions.importHelpers
? ts.createCall(ts.getHelperName("__exportStar"), undefined, [module, ts.createIdentifier("exports")])
: ts.createCall(ts.createIdentifier("__export"), undefined, [module]);
}
var dynamicImportUMDHelper = {
name: "typescript:dynamicimport-sync-require",
scoped: true,
text: "\n var __syncRequire = typeof module === \"object\" && typeof module.exports === \"object\";"
};
var importStarHelper = {
name: "typescript:commonjsimportstar",
scoped: false,
text: "\nvar __importStar = (this && this.__importStar) || function (mod) {\n if (mod && mod.__esModule) return mod;\n var result = {};\n if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];\n result[\"default\"] = mod;\n return result;\n};"
};
var importDefaultHelper = {
name: "typescript:commonjsimportdefault",
scoped: false,
text: "\nvar __importDefault = (this && this.__importDefault) || function (mod) {\n return (mod && mod.__esModule) ? mod : { \"default\": mod };\n};"
};
})(ts || (ts = {}));
var ts;
(function (ts) {
function transformSystemModule(context) {
var startLexicalEnvironment = context.startLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistVariableDeclaration = context.hoistVariableDeclaration;
var compilerOptions = context.getCompilerOptions();
var resolver = context.getEmitResolver();
var host = context.getEmitHost();
var previousOnSubstituteNode = context.onSubstituteNode;
var previousOnEmitNode = context.onEmitNode;
context.onSubstituteNode = onSubstituteNode;
context.onEmitNode = onEmitNode;
context.enableSubstitution(71);
context.enableSubstitution(274);
context.enableSubstitution(202);
context.enableSubstitution(200);
context.enableSubstitution(201);
context.enableEmitNotification(277);
var moduleInfoMap = [];
var deferredExports = [];
var exportFunctionsMap = [];
var noSubstitutionMap = [];
var currentSourceFile;
var moduleInfo;
var exportFunction;
var contextObject;
var hoistedStatements;
var enclosingBlockScopedContainer;
var noSubstitution;
return ts.chainBundle(transformSourceFile);
function transformSourceFile(node) {
if (node.isDeclarationFile || !(ts.isEffectiveExternalModule(node, compilerOptions) || node.transformFlags & 67108864)) {
return node;
}
var id = ts.getOriginalNodeId(node);
currentSourceFile = node;
enclosingBlockScopedContainer = node;
moduleInfo = moduleInfoMap[id] = ts.collectExternalModuleInfo(node, resolver, compilerOptions);
exportFunction = ts.createUniqueName("exports");
exportFunctionsMap[id] = exportFunction;
contextObject = ts.createUniqueName("context");
var dependencyGroups = collectDependencyGroups(moduleInfo.externalImports);
var moduleBodyBlock = createSystemModuleBody(node, dependencyGroups);
var moduleBodyFunction = ts.createFunctionExpression(undefined, undefined, undefined, undefined, [
ts.createParameter(undefined, undefined, undefined, exportFunction),
ts.createParameter(undefined, undefined, undefined, contextObject)
], undefined, moduleBodyBlock);
var moduleName = ts.tryGetModuleNameFromFile(node, host, compilerOptions);
var dependencies = ts.createArrayLiteral(ts.map(dependencyGroups, function (dependencyGroup) { return dependencyGroup.name; }));
var updated = ts.setEmitFlags(ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray([
ts.createExpressionStatement(ts.createCall(ts.createPropertyAccess(ts.createIdentifier("System"), "register"), undefined, moduleName
? [moduleName, dependencies, moduleBodyFunction]
: [dependencies, moduleBodyFunction]))
]), node.statements)), 1024);
if (!(compilerOptions.outFile || compilerOptions.out)) {
ts.moveEmitHelpers(updated, moduleBodyBlock, function (helper) { return !helper.scoped; });
}
if (noSubstitution) {
noSubstitutionMap[id] = noSubstitution;
noSubstitution = undefined;
}
currentSourceFile = undefined;
moduleInfo = undefined;
exportFunction = undefined;
contextObject = undefined;
hoistedStatements = undefined;
enclosingBlockScopedContainer = undefined;
return ts.aggregateTransformFlags(updated);
}
function collectDependencyGroups(externalImports) {
var groupIndices = ts.createMap();
var dependencyGroups = [];
for (var _i = 0, externalImports_1 = externalImports; _i < externalImports_1.length; _i++) {
var externalImport = externalImports_1[_i];
var externalModuleName = ts.getExternalModuleNameLiteral(externalImport, currentSourceFile, host, resolver, compilerOptions);
if (externalModuleName) {
var text = externalModuleName.text;
var groupIndex = groupIndices.get(text);
if (groupIndex !== undefined) {
dependencyGroups[groupIndex].externalImports.push(externalImport);
}
else {
groupIndices.set(text, dependencyGroups.length);
dependencyGroups.push({
name: externalModuleName,
externalImports: [externalImport]
});
}
}
}
return dependencyGroups;
}
function createSystemModuleBody(node, dependencyGroups) {
var statements = [];
startLexicalEnvironment();
var ensureUseStrict = ts.getStrictOptionValue(compilerOptions, "alwaysStrict") || (!compilerOptions.noImplicitUseStrict && ts.isExternalModule(currentSourceFile));
var statementOffset = ts.addPrologue(statements, node.statements, ensureUseStrict, sourceElementVisitor);
statements.push(ts.createVariableStatement(undefined, ts.createVariableDeclarationList([
ts.createVariableDeclaration("__moduleName", undefined, ts.createLogicalAnd(contextObject, ts.createPropertyAccess(contextObject, "id")))
])));
ts.visitNode(moduleInfo.externalHelpersImportDeclaration, sourceElementVisitor, ts.isStatement);
var executeStatements = ts.visitNodes(node.statements, sourceElementVisitor, ts.isStatement, statementOffset);
ts.addRange(statements, hoistedStatements);
ts.prependStatements(statements, endLexicalEnvironment());
var exportStarFunction = addExportStarIfNeeded(statements);
var moduleObject = ts.createObjectLiteral([
ts.createPropertyAssignment("setters", createSettersArray(exportStarFunction, dependencyGroups)),
ts.createPropertyAssignment("execute", ts.createFunctionExpression(undefined, undefined, undefined, undefined, [], undefined, ts.createBlock(executeStatements, true)))
]);
moduleObject.multiLine = true;
statements.push(ts.createReturn(moduleObject));
return ts.createBlock(statements, true);
}
function addExportStarIfNeeded(statements) {
if (!moduleInfo.hasExportStarsToExportValues) {
return;
}
if (!moduleInfo.exportedNames && moduleInfo.exportSpecifiers.size === 0) {
var hasExportDeclarationWithExportClause = false;
for (var _i = 0, _a = moduleInfo.externalImports; _i < _a.length; _i++) {
var externalImport = _a[_i];
if (externalImport.kind === 253 && externalImport.exportClause) {
hasExportDeclarationWithExportClause = true;
break;
}
}
if (!hasExportDeclarationWithExportClause) {
var exportStarFunction_1 = createExportStarFunction(undefined);
statements.push(exportStarFunction_1);
return exportStarFunction_1.name;
}
}
var exportedNames = [];
if (moduleInfo.exportedNames) {
for (var _b = 0, _c = moduleInfo.exportedNames; _b < _c.length; _b++) {
var exportedLocalName = _c[_b];
if (exportedLocalName.escapedText === "default") {
continue;
}
exportedNames.push(ts.createPropertyAssignment(ts.createLiteral(exportedLocalName), ts.createTrue()));
}
}
for (var _d = 0, _e = moduleInfo.externalImports; _d < _e.length; _d++) {
var externalImport = _e[_d];
if (externalImport.kind !== 253) {
continue;
}
if (!externalImport.exportClause) {
continue;
}
for (var _f = 0, _g = externalImport.exportClause.elements; _f < _g.length; _f++) {
var element = _g[_f];
exportedNames.push(ts.createPropertyAssignment(ts.createLiteral(ts.idText(element.name || element.propertyName)), ts.createTrue()));
}
}
var exportedNamesStorageRef = ts.createUniqueName("exportedNames");
statements.push(ts.createVariableStatement(undefined, ts.createVariableDeclarationList([
ts.createVariableDeclaration(exportedNamesStorageRef, undefined, ts.createObjectLiteral(exportedNames, true))
])));
var exportStarFunction = createExportStarFunction(exportedNamesStorageRef);
statements.push(exportStarFunction);
return exportStarFunction.name;
}
function createExportStarFunction(localNames) {
var exportStarFunction = ts.createUniqueName("exportStar");
var m = ts.createIdentifier("m");
var n = ts.createIdentifier("n");
var exports = ts.createIdentifier("exports");
var condition = ts.createStrictInequality(n, ts.createLiteral("default"));
if (localNames) {
condition = ts.createLogicalAnd(condition, ts.createLogicalNot(ts.createCall(ts.createPropertyAccess(localNames, "hasOwnProperty"), undefined, [n])));
}
return ts.createFunctionDeclaration(undefined, undefined, undefined, exportStarFunction, undefined, [ts.createParameter(undefined, undefined, undefined, m)], undefined, ts.createBlock([
ts.createVariableStatement(undefined, ts.createVariableDeclarationList([
ts.createVariableDeclaration(exports, undefined, ts.createObjectLiteral([]))
])),
ts.createForIn(ts.createVariableDeclarationList([
ts.createVariableDeclaration(n, undefined)
]), m, ts.createBlock([
ts.setEmitFlags(ts.createIf(condition, ts.createExpressionStatement(ts.createAssignment(ts.createElementAccess(exports, n), ts.createElementAccess(m, n)))), 1)
])),
ts.createExpressionStatement(ts.createCall(exportFunction, undefined, [exports]))
], true));
}
function createSettersArray(exportStarFunction, dependencyGroups) {
var setters = [];
for (var _i = 0, dependencyGroups_1 = dependencyGroups; _i < dependencyGroups_1.length; _i++) {
var group_1 = dependencyGroups_1[_i];
var localName = ts.forEach(group_1.externalImports, function (i) { return ts.getLocalNameForExternalImport(i, currentSourceFile); });
var parameterName = localName ? ts.getGeneratedNameForNode(localName) : ts.createUniqueName("");
var statements = [];
for (var _a = 0, _b = group_1.externalImports; _a < _b.length; _a++) {
var entry = _b[_a];
var importVariableName = ts.getLocalNameForExternalImport(entry, currentSourceFile);
switch (entry.kind) {
case 247:
if (!entry.importClause) {
break;
}
case 246:
ts.Debug.assert(importVariableName !== undefined);
statements.push(ts.createExpressionStatement(ts.createAssignment(importVariableName, parameterName)));
break;
case 253:
ts.Debug.assert(importVariableName !== undefined);
if (entry.exportClause) {
var properties = [];
for (var _c = 0, _d = entry.exportClause.elements; _c < _d.length; _c++) {
var e = _d[_c];
properties.push(ts.createPropertyAssignment(ts.createLiteral(ts.idText(e.name)), ts.createElementAccess(parameterName, ts.createLiteral(ts.idText(e.propertyName || e.name)))));
}
statements.push(ts.createExpressionStatement(ts.createCall(exportFunction, undefined, [ts.createObjectLiteral(properties, true)])));
}
else {
statements.push(ts.createExpressionStatement(ts.createCall(exportStarFunction, undefined, [parameterName])));
}
break;
}
}
setters.push(ts.createFunctionExpression(undefined, undefined, undefined, undefined, [ts.createParameter(undefined, undefined, undefined, parameterName)], undefined, ts.createBlock(statements, true)));
}
return ts.createArrayLiteral(setters, true);
}
function sourceElementVisitor(node) {
switch (node.kind) {
case 247:
return visitImportDeclaration(node);
case 246:
return visitImportEqualsDeclaration(node);
case 253:
return undefined;
case 252:
return visitExportAssignment(node);
default:
return nestedElementVisitor(node);
}
}
function visitImportDeclaration(node) {
var statements;
if (node.importClause) {
hoistVariableDeclaration(ts.getLocalNameForExternalImport(node, currentSourceFile));
}
if (hasAssociatedEndOfDeclarationMarker(node)) {
var id = ts.getOriginalNodeId(node);
deferredExports[id] = appendExportsOfImportDeclaration(deferredExports[id], node);
}
else {
statements = appendExportsOfImportDeclaration(statements, node);
}
return ts.singleOrMany(statements);
}
function visitImportEqualsDeclaration(node) {
ts.Debug.assert(ts.isExternalModuleImportEqualsDeclaration(node), "import= for internal module references should be handled in an earlier transformer.");
var statements;
hoistVariableDeclaration(ts.getLocalNameForExternalImport(node, currentSourceFile));
if (hasAssociatedEndOfDeclarationMarker(node)) {
var id = ts.getOriginalNodeId(node);
deferredExports[id] = appendExportsOfImportEqualsDeclaration(deferredExports[id], node);
}
else {
statements = appendExportsOfImportEqualsDeclaration(statements, node);
}
return ts.singleOrMany(statements);
}
function visitExportAssignment(node) {
if (node.isExportEquals) {
return undefined;
}
var expression = ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression);
var original = node.original;
if (original && hasAssociatedEndOfDeclarationMarker(original)) {
var id = ts.getOriginalNodeId(node);
deferredExports[id] = appendExportStatement(deferredExports[id], ts.createIdentifier("default"), expression, true);
}
else {
return createExportStatement(ts.createIdentifier("default"), expression, true);
}
}
function visitFunctionDeclaration(node) {
if (ts.hasModifier(node, 1)) {
hoistedStatements = ts.append(hoistedStatements, ts.updateFunctionDeclaration(node, node.decorators, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, ts.getDeclarationName(node, true, true), undefined, ts.visitNodes(node.parameters, destructuringAndImportCallVisitor, ts.isParameterDeclaration), undefined, ts.visitNode(node.body, destructuringAndImportCallVisitor, ts.isBlock)));
}
else {
hoistedStatements = ts.append(hoistedStatements, ts.visitEachChild(node, destructuringAndImportCallVisitor, context));
}
if (hasAssociatedEndOfDeclarationMarker(node)) {
var id = ts.getOriginalNodeId(node);
deferredExports[id] = appendExportsOfHoistedDeclaration(deferredExports[id], node);
}
else {
hoistedStatements = appendExportsOfHoistedDeclaration(hoistedStatements, node);
}
return undefined;
}
function visitClassDeclaration(node) {
var statements;
var name = ts.getLocalName(node);
hoistVariableDeclaration(name);
statements = ts.append(statements, ts.setTextRange(ts.createExpressionStatement(ts.createAssignment(name, ts.setTextRange(ts.createClassExpression(undefined, node.name, undefined, ts.visitNodes(node.heritageClauses, destructuringAndImportCallVisitor, ts.isHeritageClause), ts.visitNodes(node.members, destructuringAndImportCallVisitor, ts.isClassElement)), node))), node));
if (hasAssociatedEndOfDeclarationMarker(node)) {
var id = ts.getOriginalNodeId(node);
deferredExports[id] = appendExportsOfHoistedDeclaration(deferredExports[id], node);
}
else {
statements = appendExportsOfHoistedDeclaration(statements, node);
}
return ts.singleOrMany(statements);
}
function visitVariableStatement(node) {
if (!shouldHoistVariableDeclarationList(node.declarationList)) {
return ts.visitNode(node, destructuringAndImportCallVisitor, ts.isStatement);
}
var expressions;
var isExportedDeclaration = ts.hasModifier(node, 1);
var isMarkedDeclaration = hasAssociatedEndOfDeclarationMarker(node);
for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) {
var variable = _a[_i];
if (variable.initializer) {
expressions = ts.append(expressions, transformInitializedVariable(variable, isExportedDeclaration && !isMarkedDeclaration));
}
else {
hoistBindingElement(variable);
}
}
var statements;
if (expressions) {
statements = ts.append(statements, ts.setTextRange(ts.createExpressionStatement(ts.inlineExpressions(expressions)), node));
}
if (isMarkedDeclaration) {
var id = ts.getOriginalNodeId(node);
deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node, isExportedDeclaration);
}
else {
statements = appendExportsOfVariableStatement(statements, node, false);
}
return ts.singleOrMany(statements);
}
function hoistBindingElement(node) {
if (ts.isBindingPattern(node.name)) {
for (var _i = 0, _a = node.name.elements; _i < _a.length; _i++) {
var element = _a[_i];
if (!ts.isOmittedExpression(element)) {
hoistBindingElement(element);
}
}
}
else {
hoistVariableDeclaration(ts.getSynthesizedClone(node.name));
}
}
function shouldHoistVariableDeclarationList(node) {
return (ts.getEmitFlags(node) & 2097152) === 0
&& (enclosingBlockScopedContainer.kind === 277
|| (ts.getOriginalNode(node).flags & 3) === 0);
}
function transformInitializedVariable(node, isExportedDeclaration) {
var createAssignment = isExportedDeclaration ? createExportedVariableAssignment : createNonExportedVariableAssignment;
return ts.isBindingPattern(node.name)
? ts.flattenDestructuringAssignment(node, destructuringAndImportCallVisitor, context, 0, false, createAssignment)
: node.initializer ? createAssignment(node.name, ts.visitNode(node.initializer, destructuringAndImportCallVisitor, ts.isExpression)) : node.name;
}
function createExportedVariableAssignment(name, value, location) {
return createVariableAssignment(name, value, location, true);
}
function createNonExportedVariableAssignment(name, value, location) {
return createVariableAssignment(name, value, location, false);
}
function createVariableAssignment(name, value, location, isExportedDeclaration) {
hoistVariableDeclaration(ts.getSynthesizedClone(name));
return isExportedDeclaration
? createExportExpression(name, preventSubstitution(ts.setTextRange(ts.createAssignment(name, value), location)))
: preventSubstitution(ts.setTextRange(ts.createAssignment(name, value), location));
}
function visitMergeDeclarationMarker(node) {
if (hasAssociatedEndOfDeclarationMarker(node) && node.original.kind === 217) {
var id = ts.getOriginalNodeId(node);
var isExportedDeclaration = ts.hasModifier(node.original, 1);
deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node.original, isExportedDeclaration);
}
return node;
}
function hasAssociatedEndOfDeclarationMarker(node) {
return (ts.getEmitFlags(node) & 4194304) !== 0;
}
function visitEndOfDeclarationMarker(node) {
var id = ts.getOriginalNodeId(node);
var statements = deferredExports[id];
if (statements) {
delete deferredExports[id];
return ts.append(statements, node);
}
else {
var original = ts.getOriginalNode(node);
if (ts.isModuleOrEnumDeclaration(original)) {
return ts.append(appendExportsOfDeclaration(statements, original), node);
}
}
return node;
}
function appendExportsOfImportDeclaration(statements, decl) {
if (moduleInfo.exportEquals) {
return statements;
}
var importClause = decl.importClause;
if (!importClause) {
return statements;
}
if (importClause.name) {
statements = appendExportsOfDeclaration(statements, importClause);
}
var namedBindings = importClause.namedBindings;
if (namedBindings) {
switch (namedBindings.kind) {
case 249:
statements = appendExportsOfDeclaration(statements, namedBindings);
break;
case 250:
for (var _i = 0, _a = namedBindings.elements; _i < _a.length; _i++) {
var importBinding = _a[_i];
statements = appendExportsOfDeclaration(statements, importBinding);
}
break;
}
}
return statements;
}
function appendExportsOfImportEqualsDeclaration(statements, decl) {
if (moduleInfo.exportEquals) {
return statements;
}
return appendExportsOfDeclaration(statements, decl);
}
function appendExportsOfVariableStatement(statements, node, exportSelf) {
if (moduleInfo.exportEquals) {
return statements;
}
for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) {
var decl = _a[_i];
if (decl.initializer || exportSelf) {
statements = appendExportsOfBindingElement(statements, decl, exportSelf);
}
}
return statements;
}
function appendExportsOfBindingElement(statements, decl, exportSelf) {
if (moduleInfo.exportEquals) {
return statements;
}
if (ts.isBindingPattern(decl.name)) {
for (var _i = 0, _a = decl.name.elements; _i < _a.length; _i++) {
var element = _a[_i];
if (!ts.isOmittedExpression(element)) {
statements = appendExportsOfBindingElement(statements, element, exportSelf);
}
}
}
else if (!ts.isGeneratedIdentifier(decl.name)) {
var excludeName = void 0;
if (exportSelf) {
statements = appendExportStatement(statements, decl.name, ts.getLocalName(decl));
excludeName = ts.idText(decl.name);
}
statements = appendExportsOfDeclaration(statements, decl, excludeName);
}
return statements;
}
function appendExportsOfHoistedDeclaration(statements, decl) {
if (moduleInfo.exportEquals) {
return statements;
}
var excludeName;
if (ts.hasModifier(decl, 1)) {
var exportName = ts.hasModifier(decl, 512) ? ts.createLiteral("default") : decl.name;
statements = appendExportStatement(statements, exportName, ts.getLocalName(decl));
excludeName = ts.getTextOfIdentifierOrLiteral(exportName);
}
if (decl.name) {
statements = appendExportsOfDeclaration(statements, decl, excludeName);
}
return statements;
}
function appendExportsOfDeclaration(statements, decl, excludeName) {
if (moduleInfo.exportEquals) {
return statements;
}
var name = ts.getDeclarationName(decl);
var exportSpecifiers = moduleInfo.exportSpecifiers.get(ts.idText(name));
if (exportSpecifiers) {
for (var _i = 0, exportSpecifiers_2 = exportSpecifiers; _i < exportSpecifiers_2.length; _i++) {
var exportSpecifier = exportSpecifiers_2[_i];
if (exportSpecifier.name.escapedText !== excludeName) {
statements = appendExportStatement(statements, exportSpecifier.name, name);
}
}
}
return statements;
}
function appendExportStatement(statements, exportName, expression, allowComments) {
statements = ts.append(statements, createExportStatement(exportName, expression, allowComments));
return statements;
}
function createExportStatement(name, value, allowComments) {
var statement = ts.createExpressionStatement(createExportExpression(name, value));
ts.startOnNewLine(statement);
if (!allowComments) {
ts.setEmitFlags(statement, 1536);
}
return statement;
}
function createExportExpression(name, value) {
var exportName = ts.isIdentifier(name) ? ts.createLiteral(name) : name;
ts.setEmitFlags(value, ts.getEmitFlags(value) | 1536);
return ts.setCommentRange(ts.createCall(exportFunction, undefined, [exportName, value]), value);
}
function nestedElementVisitor(node) {
switch (node.kind) {
case 217:
return visitVariableStatement(node);
case 237:
return visitFunctionDeclaration(node);
case 238:
return visitClassDeclaration(node);
case 223:
return visitForStatement(node);
case 224:
return visitForInStatement(node);
case 225:
return visitForOfStatement(node);
case 221:
return visitDoStatement(node);
case 222:
return visitWhileStatement(node);
case 231:
return visitLabeledStatement(node);
case 229:
return visitWithStatement(node);
case 230:
return visitSwitchStatement(node);
case 244:
return visitCaseBlock(node);
case 269:
return visitCaseClause(node);
case 270:
return visitDefaultClause(node);
case 233:
return visitTryStatement(node);
case 272:
return visitCatchClause(node);
case 216:
return visitBlock(node);
case 307:
return visitMergeDeclarationMarker(node);
case 308:
return visitEndOfDeclarationMarker(node);
default:
return destructuringAndImportCallVisitor(node);
}
}
function visitForStatement(node) {
var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer;
enclosingBlockScopedContainer = node;
node = ts.updateFor(node, node.initializer && visitForInitializer(node.initializer), ts.visitNode(node.condition, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.incrementor, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement));
enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer;
return node;
}
function visitForInStatement(node) {
var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer;
enclosingBlockScopedContainer = node;
node = ts.updateForIn(node, visitForInitializer(node.initializer), ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock));
enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer;
return node;
}
function visitForOfStatement(node) {
var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer;
enclosingBlockScopedContainer = node;
node = ts.updateForOf(node, node.awaitModifier, visitForInitializer(node.initializer), ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock));
enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer;
return node;
}
function shouldHoistForInitializer(node) {
return ts.isVariableDeclarationList(node)
&& shouldHoistVariableDeclarationList(node);
}
function visitForInitializer(node) {
if (shouldHoistForInitializer(node)) {
var expressions = void 0;
for (var _i = 0, _a = node.declarations; _i < _a.length; _i++) {
var variable = _a[_i];
expressions = ts.append(expressions, transformInitializedVariable(variable, false));
if (!variable.initializer) {
hoistBindingElement(variable);
}
}
return expressions ? ts.inlineExpressions(expressions) : ts.createOmittedExpression();
}
else {
return ts.visitEachChild(node, nestedElementVisitor, context);
}
}
function visitDoStatement(node) {
return ts.updateDo(node, ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock), ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression));
}
function visitWhileStatement(node) {
return ts.updateWhile(node, ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock));
}
function visitLabeledStatement(node) {
return ts.updateLabel(node, node.label, ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock));
}
function visitWithStatement(node) {
return ts.updateWith(node, ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock));
}
function visitSwitchStatement(node) {
return ts.updateSwitch(node, ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.caseBlock, nestedElementVisitor, ts.isCaseBlock));
}
function visitCaseBlock(node) {
var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer;
enclosingBlockScopedContainer = node;
node = ts.updateCaseBlock(node, ts.visitNodes(node.clauses, nestedElementVisitor, ts.isCaseOrDefaultClause));
enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer;
return node;
}
function visitCaseClause(node) {
return ts.updateCaseClause(node, ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNodes(node.statements, nestedElementVisitor, ts.isStatement));
}
function visitDefaultClause(node) {
return ts.visitEachChild(node, nestedElementVisitor, context);
}
function visitTryStatement(node) {
return ts.visitEachChild(node, nestedElementVisitor, context);
}
function visitCatchClause(node) {
var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer;
enclosingBlockScopedContainer = node;
node = ts.updateCatchClause(node, node.variableDeclaration, ts.visitNode(node.block, nestedElementVisitor, ts.isBlock));
enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer;
return node;
}
function visitBlock(node) {
var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer;
enclosingBlockScopedContainer = node;
node = ts.visitEachChild(node, nestedElementVisitor, context);
enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer;
return node;
}
function destructuringAndImportCallVisitor(node) {
if (node.transformFlags & 1024
&& node.kind === 202) {
return visitDestructuringAssignment(node);
}
else if (ts.isImportCall(node)) {
return visitImportCallExpression(node);
}
else if ((node.transformFlags & 2048) || (node.transformFlags & 67108864)) {
return ts.visitEachChild(node, destructuringAndImportCallVisitor, context);
}
else {
return node;
}
}
function visitImportCallExpression(node) {
return ts.createCall(ts.createPropertyAccess(contextObject, ts.createIdentifier("import")), undefined, ts.some(node.arguments) ? [ts.visitNode(node.arguments[0], destructuringAndImportCallVisitor)] : []);
}
function visitDestructuringAssignment(node) {
if (hasExportedReferenceInDestructuringTarget(node.left)) {
return ts.flattenDestructuringAssignment(node, destructuringAndImportCallVisitor, context, 0, true);
}
return ts.visitEachChild(node, destructuringAndImportCallVisitor, context);
}
function hasExportedReferenceInDestructuringTarget(node) {
if (ts.isAssignmentExpression(node, true)) {
return hasExportedReferenceInDestructuringTarget(node.left);
}
else if (ts.isSpreadElement(node)) {
return hasExportedReferenceInDestructuringTarget(node.expression);
}
else if (ts.isObjectLiteralExpression(node)) {
return ts.some(node.properties, hasExportedReferenceInDestructuringTarget);
}
else if (ts.isArrayLiteralExpression(node)) {
return ts.some(node.elements, hasExportedReferenceInDestructuringTarget);
}
else if (ts.isShorthandPropertyAssignment(node)) {
return hasExportedReferenceInDestructuringTarget(node.name);
}
else if (ts.isPropertyAssignment(node)) {
return hasExportedReferenceInDestructuringTarget(node.initializer);
}
else if (ts.isIdentifier(node)) {
var container = resolver.getReferencedExportContainer(node);
return container !== undefined && container.kind === 277;
}
else {
return false;
}
}
function modifierVisitor(node) {
switch (node.kind) {
case 84:
case 79:
return undefined;
}
return node;
}
function onEmitNode(hint, node, emitCallback) {
if (node.kind === 277) {
var id = ts.getOriginalNodeId(node);
currentSourceFile = node;
moduleInfo = moduleInfoMap[id];
exportFunction = exportFunctionsMap[id];
noSubstitution = noSubstitutionMap[id];
if (noSubstitution) {
delete noSubstitutionMap[id];
}
previousOnEmitNode(hint, node, emitCallback);
currentSourceFile = undefined;
moduleInfo = undefined;
exportFunction = undefined;
noSubstitution = undefined;
}
else {
previousOnEmitNode(hint, node, emitCallback);
}
}
function onSubstituteNode(hint, node) {
node = previousOnSubstituteNode(hint, node);
if (isSubstitutionPrevented(node)) {
return node;
}
if (hint === 1) {
return substituteExpression(node);
}
else if (hint === 4) {
return substituteUnspecified(node);
}
return node;
}
function substituteUnspecified(node) {
switch (node.kind) {
case 274:
return substituteShorthandPropertyAssignment(node);
}
return node;
}
function substituteShorthandPropertyAssignment(node) {
var name = node.name;
if (!ts.isGeneratedIdentifier(name) && !ts.isLocalName(name)) {
var importDeclaration = resolver.getReferencedImportDeclaration(name);
if (importDeclaration) {
if (ts.isImportClause(importDeclaration)) {
return ts.setTextRange(ts.createPropertyAssignment(ts.getSynthesizedClone(name), ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent), ts.createIdentifier("default"))), node);
}
else if (ts.isImportSpecifier(importDeclaration)) {
return ts.setTextRange(ts.createPropertyAssignment(ts.getSynthesizedClone(name), ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent.parent.parent), ts.getSynthesizedClone(importDeclaration.propertyName || importDeclaration.name))), node);
}
}
}
return node;
}
function substituteExpression(node) {
switch (node.kind) {
case 71:
return substituteExpressionIdentifier(node);
case 202:
return substituteBinaryExpression(node);
case 200:
case 201:
return substituteUnaryExpression(node);
}
return node;
}
function substituteExpressionIdentifier(node) {
if (ts.getEmitFlags(node) & 4096) {
var externalHelpersModuleName = ts.getExternalHelpersModuleName(currentSourceFile);
if (externalHelpersModuleName) {
return ts.createPropertyAccess(externalHelpersModuleName, node);
}
return node;
}
if (!ts.isGeneratedIdentifier(node) && !ts.isLocalName(node)) {
var importDeclaration = resolver.getReferencedImportDeclaration(node);
if (importDeclaration) {
if (ts.isImportClause(importDeclaration)) {
return ts.setTextRange(ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent), ts.createIdentifier("default")), node);
}
else if (ts.isImportSpecifier(importDeclaration)) {
return ts.setTextRange(ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent.parent.parent), ts.getSynthesizedClone(importDeclaration.propertyName || importDeclaration.name)), node);
}
}
}
return node;
}
function substituteBinaryExpression(node) {
if (ts.isAssignmentOperator(node.operatorToken.kind)
&& ts.isIdentifier(node.left)
&& !ts.isGeneratedIdentifier(node.left)
&& !ts.isLocalName(node.left)
&& !ts.isDeclarationNameOfEnumOrNamespace(node.left)) {
var exportedNames = getExports(node.left);
if (exportedNames) {
var expression = node;
for (var _i = 0, exportedNames_4 = exportedNames; _i < exportedNames_4.length; _i++) {
var exportName = exportedNames_4[_i];
expression = createExportExpression(exportName, preventSubstitution(expression));
}
return expression;
}
}
return node;
}
function substituteUnaryExpression(node) {
if ((node.operator === 43 || node.operator === 44)
&& ts.isIdentifier(node.operand)
&& !ts.isGeneratedIdentifier(node.operand)
&& !ts.isLocalName(node.operand)
&& !ts.isDeclarationNameOfEnumOrNamespace(node.operand)) {
var exportedNames = getExports(node.operand);
if (exportedNames) {
var expression = node.kind === 201
? ts.setTextRange(ts.createPrefix(node.operator, node.operand), node)
: node;
for (var _i = 0, exportedNames_5 = exportedNames; _i < exportedNames_5.length; _i++) {
var exportName = exportedNames_5[_i];
expression = createExportExpression(exportName, preventSubstitution(expression));
}
if (node.kind === 201) {
expression = node.operator === 43
? ts.createSubtract(preventSubstitution(expression), ts.createLiteral(1))
: ts.createAdd(preventSubstitution(expression), ts.createLiteral(1));
}
return expression;
}
}
return node;
}
function getExports(name) {
var exportedNames;
if (!ts.isGeneratedIdentifier(name)) {
var valueDeclaration = resolver.getReferencedImportDeclaration(name)
|| resolver.getReferencedValueDeclaration(name);
if (valueDeclaration) {
var exportContainer = resolver.getReferencedExportContainer(name, false);
if (exportContainer && exportContainer.kind === 277) {
exportedNames = ts.append(exportedNames, ts.getDeclarationName(valueDeclaration));
}
exportedNames = ts.addRange(exportedNames, moduleInfo && moduleInfo.exportedBindings[ts.getOriginalNodeId(valueDeclaration)]);
}
}
return exportedNames;
}
function preventSubstitution(node) {
if (noSubstitution === undefined)
noSubstitution = [];
noSubstitution[ts.getNodeId(node)] = true;
return node;
}
function isSubstitutionPrevented(node) {
return noSubstitution && node.id && noSubstitution[node.id];
}
}
ts.transformSystemModule = transformSystemModule;
})(ts || (ts = {}));
var ts;
(function (ts) {
function transformES2015Module(context) {
var compilerOptions = context.getCompilerOptions();
var previousOnEmitNode = context.onEmitNode;
var previousOnSubstituteNode = context.onSubstituteNode;
context.onEmitNode = onEmitNode;
context.onSubstituteNode = onSubstituteNode;
context.enableEmitNotification(277);
context.enableSubstitution(71);
var currentSourceFile;
return ts.chainBundle(transformSourceFile);
function transformSourceFile(node) {
if (node.isDeclarationFile) {
return node;
}
if (ts.isExternalModule(node) || compilerOptions.isolatedModules) {
var externalHelpersModuleName = ts.getOrCreateExternalHelpersModuleNameIfNeeded(node, compilerOptions);
if (externalHelpersModuleName) {
var statements = [];
var statementOffset = ts.addPrologue(statements, node.statements);
var tslibImport = ts.createImportDeclaration(undefined, undefined, ts.createImportClause(undefined, ts.createNamespaceImport(externalHelpersModuleName)), ts.createLiteral(ts.externalHelpersModuleNameText));
ts.addEmitFlags(tslibImport, 67108864);
ts.append(statements, tslibImport);
ts.addRange(statements, ts.visitNodes(node.statements, visitor, ts.isStatement, statementOffset));
return ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray(statements), node.statements));
}
else {
return ts.visitEachChild(node, visitor, context);
}
}
return node;
}
function visitor(node) {
switch (node.kind) {
case 246:
return undefined;
case 252:
return visitExportAssignment(node);
}
return node;
}
function visitExportAssignment(node) {
return node.isExportEquals ? undefined : node;
}
function onEmitNode(hint, node, emitCallback) {
if (ts.isSourceFile(node)) {
currentSourceFile = node;
previousOnEmitNode(hint, node, emitCallback);
currentSourceFile = undefined;
}
else {
previousOnEmitNode(hint, node, emitCallback);
}
}
function onSubstituteNode(hint, node) {
node = previousOnSubstituteNode(hint, node);
if (ts.isIdentifier(node) && hint === 1) {
return substituteExpressionIdentifier(node);
}
return node;
}
function substituteExpressionIdentifier(node) {
if (ts.getEmitFlags(node) & 4096) {
var externalHelpersModuleName = ts.getExternalHelpersModuleName(currentSourceFile);
if (externalHelpersModuleName) {
return ts.createPropertyAccess(externalHelpersModuleName, node);
}
}
return node;
}
}
ts.transformES2015Module = transformES2015Module;
})(ts || (ts = {}));
var ts;
(function (ts) {
function canProduceDiagnostics(node) {
return ts.isVariableDeclaration(node) ||
ts.isPropertyDeclaration(node) ||
ts.isPropertySignature(node) ||
ts.isBindingElement(node) ||
ts.isSetAccessor(node) ||
ts.isGetAccessor(node) ||
ts.isConstructSignatureDeclaration(node) ||
ts.isCallSignatureDeclaration(node) ||
ts.isMethodDeclaration(node) ||
ts.isMethodSignature(node) ||
ts.isFunctionDeclaration(node) ||
ts.isParameter(node) ||
ts.isTypeParameterDeclaration(node) ||
ts.isExpressionWithTypeArguments(node) ||
ts.isImportEqualsDeclaration(node) ||
ts.isTypeAliasDeclaration(node) ||
ts.isConstructorDeclaration(node) ||
ts.isIndexSignatureDeclaration(node);
}
ts.canProduceDiagnostics = canProduceDiagnostics;
function createGetSymbolAccessibilityDiagnosticForNodeName(node) {
if (ts.isSetAccessor(node) || ts.isGetAccessor(node)) {
return getAccessorNameVisibilityError;
}
else if (ts.isMethodSignature(node) || ts.isMethodDeclaration(node)) {
return getMethodNameVisibilityError;
}
else {
return createGetSymbolAccessibilityDiagnosticForNode(node);
}
function getAccessorNameVisibilityError(symbolAccessibilityResult) {
var diagnosticMessage = getAccessorNameVisibilityDiagnosticMessage(symbolAccessibilityResult);
return diagnosticMessage !== undefined ? {
diagnosticMessage: diagnosticMessage,
errorNode: node,
typeName: node.name
} : undefined;
}
function getAccessorNameVisibilityDiagnosticMessage(symbolAccessibilityResult) {
if (ts.hasModifier(node, 32)) {
return symbolAccessibilityResult.errorModuleName ?
symbolAccessibilityResult.accessibility === 2 ?
ts.Diagnostics.Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
ts.Diagnostics.Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2 :
ts.Diagnostics.Public_static_property_0_of_exported_class_has_or_is_using_private_name_1;
}
else if (node.parent.kind === 238) {
return symbolAccessibilityResult.errorModuleName ?
symbolAccessibilityResult.accessibility === 2 ?
ts.Diagnostics.Public_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
ts.Diagnostics.Public_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2 :
ts.Diagnostics.Public_property_0_of_exported_class_has_or_is_using_private_name_1;
}
else {
return symbolAccessibilityResult.errorModuleName ?
ts.Diagnostics.Property_0_of_exported_interface_has_or_is_using_name_1_from_private_module_2 :
ts.Diagnostics.Property_0_of_exported_interface_has_or_is_using_private_name_1;
}
}
function getMethodNameVisibilityError(symbolAccessibilityResult) {
var diagnosticMessage = getMethodNameVisibilityDiagnosticMessage(symbolAccessibilityResult);
return diagnosticMessage !== undefined ? {
diagnosticMessage: diagnosticMessage,
errorNode: node,
typeName: node.name
} : undefined;
}
function getMethodNameVisibilityDiagnosticMessage(symbolAccessibilityResult) {
if (ts.hasModifier(node, 32)) {
return symbolAccessibilityResult.errorModuleName ?
symbolAccessibilityResult.accessibility === 2 ?
ts.Diagnostics.Public_static_method_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
ts.Diagnostics.Public_static_method_0_of_exported_class_has_or_is_using_name_1_from_private_module_2 :
ts.Diagnostics.Public_static_method_0_of_exported_class_has_or_is_using_private_name_1;
}
else if (node.parent.kind === 238) {
return symbolAccessibilityResult.errorModuleName ?
symbolAccessibilityResult.accessibility === 2 ?
ts.Diagnostics.Public_method_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
ts.Diagnostics.Public_method_0_of_exported_class_has_or_is_using_name_1_from_private_module_2 :
ts.Diagnostics.Public_method_0_of_exported_class_has_or_is_using_private_name_1;
}
else {
return symbolAccessibilityResult.errorModuleName ?
ts.Diagnostics.Method_0_of_exported_interface_has_or_is_using_name_1_from_private_module_2 :
ts.Diagnostics.Method_0_of_exported_interface_has_or_is_using_private_name_1;
}
}
}
ts.createGetSymbolAccessibilityDiagnosticForNodeName = createGetSymbolAccessibilityDiagnosticForNodeName;
function createGetSymbolAccessibilityDiagnosticForNode(node) {
if (ts.isVariableDeclaration(node) || ts.isPropertyDeclaration(node) || ts.isPropertySignature(node) || ts.isBindingElement(node) || ts.isConstructorDeclaration(node)) {
return getVariableDeclarationTypeVisibilityError;
}
else if (ts.isSetAccessor(node) || ts.isGetAccessor(node)) {
return getAccessorDeclarationTypeVisibilityError;
}
else if (ts.isConstructSignatureDeclaration(node) || ts.isCallSignatureDeclaration(node) || ts.isMethodDeclaration(node) || ts.isMethodSignature(node) || ts.isFunctionDeclaration(node) || ts.isIndexSignatureDeclaration(node)) {
return getReturnTypeVisibilityError;
}
else if (ts.isParameter(node)) {
if (ts.isParameterPropertyDeclaration(node) && ts.hasModifier(node.parent, 8)) {
return getVariableDeclarationTypeVisibilityError;
}
return getParameterDeclarationTypeVisibilityError;
}
else if (ts.isTypeParameterDeclaration(node)) {
return getTypeParameterConstraintVisibilityError;
}
else if (ts.isExpressionWithTypeArguments(node)) {
return getHeritageClauseVisibilityError;
}
else if (ts.isImportEqualsDeclaration(node)) {
return getImportEntityNameVisibilityError;
}
else if (ts.isTypeAliasDeclaration(node)) {
return getTypeAliasDeclarationVisibilityError;
}
else {
return ts.Debug.assertNever(node, "Attempted to set a declaration diagnostic context for unhandled node kind: " + ts.SyntaxKind[node.kind]);
}
function getVariableDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult) {
if (node.kind === 235 || node.kind === 184) {
return symbolAccessibilityResult.errorModuleName ?
symbolAccessibilityResult.accessibility === 2 ?
ts.Diagnostics.Exported_variable_0_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
ts.Diagnostics.Exported_variable_0_has_or_is_using_name_1_from_private_module_2 :
ts.Diagnostics.Exported_variable_0_has_or_is_using_private_name_1;
}
else if (node.kind === 152 || node.kind === 151 ||
(node.kind === 149 && ts.hasModifier(node.parent, 8))) {
if (ts.hasModifier(node, 32)) {
return symbolAccessibilityResult.errorModuleName ?
symbolAccessibilityResult.accessibility === 2 ?
ts.Diagnostics.Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
ts.Diagnostics.Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2 :
ts.Diagnostics.Public_static_property_0_of_exported_class_has_or_is_using_private_name_1;
}
else if (node.parent.kind === 238 || node.kind === 149) {
return symbolAccessibilityResult.errorModuleName ?
symbolAccessibilityResult.accessibility === 2 ?
ts.Diagnostics.Public_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
ts.Diagnostics.Public_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2 :
ts.Diagnostics.Public_property_0_of_exported_class_has_or_is_using_private_name_1;
}
else {
return symbolAccessibilityResult.errorModuleName ?
ts.Diagnostics.Property_0_of_exported_interface_has_or_is_using_name_1_from_private_module_2 :
ts.Diagnostics.Property_0_of_exported_interface_has_or_is_using_private_name_1;
}
}
}
function getVariableDeclarationTypeVisibilityError(symbolAccessibilityResult) {
var diagnosticMessage = getVariableDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult);
return diagnosticMessage !== undefined ? {
diagnosticMessage: diagnosticMessage,
errorNode: node,
typeName: node.name
} : undefined;
}
function getAccessorDeclarationTypeVisibilityError(symbolAccessibilityResult) {
var diagnosticMessage;
if (node.kind === 157) {
if (ts.hasModifier(node, 32)) {
diagnosticMessage = symbolAccessibilityResult.errorModuleName ?
ts.Diagnostics.Parameter_type_of_public_static_setter_0_from_exported_class_has_or_is_using_name_1_from_private_module_2 :
ts.Diagnostics.Parameter_type_of_public_static_setter_0_from_exported_class_has_or_is_using_private_name_1;
}
else {
diagnosticMessage = symbolAccessibilityResult.errorModuleName ?
ts.Diagnostics.Parameter_type_of_public_setter_0_from_exported_class_has_or_is_using_name_1_from_private_module_2 :
ts.Diagnostics.Parameter_type_of_public_setter_0_from_exported_class_has_or_is_using_private_name_1;
}
}
else {
if (ts.hasModifier(node, 32)) {
diagnosticMessage = symbolAccessibilityResult.errorModuleName ?
symbolAccessibilityResult.accessibility === 2 ?
ts.Diagnostics.Return_type_of_public_static_getter_0_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
ts.Diagnostics.Return_type_of_public_static_getter_0_from_exported_class_has_or_is_using_name_1_from_private_module_2 :
ts.Diagnostics.Return_type_of_public_static_getter_0_from_exported_class_has_or_is_using_private_name_1;
}
else {
diagnosticMessage = symbolAccessibilityResult.errorModuleName ?
symbolAccessibilityResult.accessibility === 2 ?
ts.Diagnostics.Return_type_of_public_getter_0_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
ts.Diagnostics.Return_type_of_public_getter_0_from_exported_class_has_or_is_using_name_1_from_private_module_2 :
ts.Diagnostics.Return_type_of_public_getter_0_from_exported_class_has_or_is_using_private_name_1;
}
}
return {
diagnosticMessage: diagnosticMessage,
errorNode: node.name,
typeName: node.name
};
}
function getReturnTypeVisibilityError(symbolAccessibilityResult) {
var diagnosticMessage;
switch (node.kind) {
case 159:
diagnosticMessage = symbolAccessibilityResult.errorModuleName ?
ts.Diagnostics.Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1 :
ts.Diagnostics.Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_0;
break;
case 158:
diagnosticMessage = symbolAccessibilityResult.errorModuleName ?
ts.Diagnostics.Return_type_of_call_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1 :
ts.Diagnostics.Return_type_of_call_signature_from_exported_interface_has_or_is_using_private_name_0;
break;
case 160:
diagnosticMessage = symbolAccessibilityResult.errorModuleName ?
ts.Diagnostics.Return_type_of_index_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1 :
ts.Diagnostics.Return_type_of_index_signature_from_exported_interface_has_or_is_using_private_name_0;
break;
case 154:
case 153:
if (ts.hasModifier(node, 32)) {
diagnosticMessage = symbolAccessibilityResult.errorModuleName ?
symbolAccessibilityResult.accessibility === 2 ?
ts.Diagnostics.Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named :
ts.Diagnostics.Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_private_module_1 :
ts.Diagnostics.Return_type_of_public_static_method_from_exported_class_has_or_is_using_private_name_0;
}
else if (node.parent.kind === 238) {
diagnosticMessage = symbolAccessibilityResult.errorModuleName ?
symbolAccessibilityResult.accessibility === 2 ?
ts.Diagnostics.Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named :
ts.Diagnostics.Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_private_module_1 :
ts.Diagnostics.Return_type_of_public_method_from_exported_class_has_or_is_using_private_name_0;
}
else {
diagnosticMessage = symbolAccessibilityResult.errorModuleName ?
ts.Diagnostics.Return_type_of_method_from_exported_interface_has_or_is_using_name_0_from_private_module_1 :
ts.Diagnostics.Return_type_of_method_from_exported_interface_has_or_is_using_private_name_0;
}
break;
case 237:
diagnosticMessage = symbolAccessibilityResult.errorModuleName ?
symbolAccessibilityResult.accessibility === 2 ?
ts.Diagnostics.Return_type_of_exported_function_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named :
ts.Diagnostics.Return_type_of_exported_function_has_or_is_using_name_0_from_private_module_1 :
ts.Diagnostics.Return_type_of_exported_function_has_or_is_using_private_name_0;
break;
default:
return ts.Debug.fail("This is unknown kind for signature: " + node.kind);
}
return {
diagnosticMessage: diagnosticMessage,
errorNode: node.name || node
};
}
function getParameterDeclarationTypeVisibilityError(symbolAccessibilityResult) {
var diagnosticMessage = getParameterDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult);
return diagnosticMessage !== undefined ? {
diagnosticMessage: diagnosticMessage,
errorNode: node,
typeName: node.name
} : undefined;
}
function getParameterDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult) {
switch (node.parent.kind) {
case 155:
return symbolAccessibilityResult.errorModuleName ?
symbolAccessibilityResult.accessibility === 2 ?
ts.Diagnostics.Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
ts.Diagnostics.Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_private_module_2 :
ts.Diagnostics.Parameter_0_of_constructor_from_exported_class_has_or_is_using_private_name_1;
case 159:
case 164:
return symbolAccessibilityResult.errorModuleName ?
ts.Diagnostics.Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2 :
ts.Diagnostics.Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1;
case 158:
return symbolAccessibilityResult.errorModuleName ?
ts.Diagnostics.Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2 :
ts.Diagnostics.Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1;
case 160:
return symbolAccessibilityResult.errorModuleName ?
ts.Diagnostics.Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2 :
ts.Diagnostics.Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_private_name_1;
case 154:
case 153:
if (ts.hasModifier(node.parent, 32)) {
return symbolAccessibilityResult.errorModuleName ?
symbolAccessibilityResult.accessibility === 2 ?
ts.Diagnostics.Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
ts.Diagnostics.Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_private_module_2 :
ts.Diagnostics.Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1;
}
else if (node.parent.parent.kind === 238) {
return symbolAccessibilityResult.errorModuleName ?
symbolAccessibilityResult.accessibility === 2 ?
ts.Diagnostics.Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
ts.Diagnostics.Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_private_module_2 :
ts.Diagnostics.Parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1;
}
else {
return symbolAccessibilityResult.errorModuleName ?
ts.Diagnostics.Parameter_0_of_method_from_exported_interface_has_or_is_using_name_1_from_private_module_2 :
ts.Diagnostics.Parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1;
}
case 237:
case 163:
return symbolAccessibilityResult.errorModuleName ?
symbolAccessibilityResult.accessibility === 2 ?
ts.Diagnostics.Parameter_0_of_exported_function_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
ts.Diagnostics.Parameter_0_of_exported_function_has_or_is_using_name_1_from_private_module_2 :
ts.Diagnostics.Parameter_0_of_exported_function_has_or_is_using_private_name_1;
default:
return ts.Debug.fail("Unknown parent for parameter: " + ts.SyntaxKind[node.parent.kind]);
}
}
function getTypeParameterConstraintVisibilityError() {
var diagnosticMessage;
switch (node.parent.kind) {
case 238:
diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_class_has_or_is_using_private_name_1;
break;
case 239:
diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_interface_has_or_is_using_private_name_1;
break;
case 159:
diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1;
break;
case 158:
diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1;
break;
case 154:
case 153:
if (ts.hasModifier(node.parent, 32)) {
diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1;
}
else if (node.parent.parent.kind === 238) {
diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1;
}
else {
diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1;
}
break;
case 237:
diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_function_has_or_is_using_private_name_1;
break;
case 240:
diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_type_alias_has_or_is_using_private_name_1;
break;
default:
return ts.Debug.fail("This is unknown parent for type parameter: " + node.parent.kind);
}
return {
diagnosticMessage: diagnosticMessage,
errorNode: node,
typeName: node.name
};
}
function getHeritageClauseVisibilityError() {
var diagnosticMessage;
if (node.parent.parent.kind === 238) {
diagnosticMessage = node.parent.token === 108 ?
ts.Diagnostics.Implements_clause_of_exported_class_0_has_or_is_using_private_name_1 :
ts.Diagnostics.extends_clause_of_exported_class_0_has_or_is_using_private_name_1;
}
else {
diagnosticMessage = ts.Diagnostics.extends_clause_of_exported_interface_0_has_or_is_using_private_name_1;
}
return {
diagnosticMessage: diagnosticMessage,
errorNode: node,
typeName: ts.getNameOfDeclaration(node.parent.parent)
};
}
function getImportEntityNameVisibilityError() {
return {
diagnosticMessage: ts.Diagnostics.Import_declaration_0_is_using_private_name_1,
errorNode: node,
typeName: node.name
};
}
function getTypeAliasDeclarationVisibilityError() {
return {
diagnosticMessage: ts.Diagnostics.Exported_type_alias_0_has_or_is_using_private_name_1,
errorNode: node.type,
typeName: node.name
};
}
}
ts.createGetSymbolAccessibilityDiagnosticForNode = createGetSymbolAccessibilityDiagnosticForNode;
})(ts || (ts = {}));
var ts;
(function (ts) {
function getDeclarationDiagnostics(host, resolver, file) {
if (file && ts.isSourceFileJavaScript(file)) {
return [];
}
var compilerOptions = host.getCompilerOptions();
var result = ts.transformNodes(resolver, host, compilerOptions, file ? [file] : ts.filter(host.getSourceFiles(), ts.isSourceFileNotJavaScript), [transformDeclarations], false);
return result.diagnostics;
}
ts.getDeclarationDiagnostics = getDeclarationDiagnostics;
var declarationEmitNodeBuilderFlags = 1024 |
2048 |
4096 |
8 |
524288 |
4;
function transformDeclarations(context) {
var throwDiagnostic = function () { return ts.Debug.fail("Diagnostic emitted without context"); };
var getSymbolAccessibilityDiagnostic = throwDiagnostic;
var needsDeclare = true;
var isBundledEmit = false;
var resultHasExternalModuleIndicator = false;
var needsScopeFixMarker = false;
var resultHasScopeMarker = false;
var enclosingDeclaration;
var necessaryTypeRefernces;
var lateMarkedStatements;
var lateStatementReplacementMap;
var suppressNewDiagnosticContexts;
var host = context.getEmitHost();
var symbolTracker = {
trackSymbol: trackSymbol,
reportInaccessibleThisError: reportInaccessibleThisError,
reportInaccessibleUniqueSymbolError: reportInaccessibleUniqueSymbolError,
reportPrivateInBaseOfClassExpression: reportPrivateInBaseOfClassExpression,
moduleResolverHost: host,
trackReferencedAmbientModule: trackReferencedAmbientModule,
};
var errorNameNode;
var currentSourceFile;
var refs;
var resolver = context.getEmitResolver();
var options = context.getCompilerOptions();
var newLine = ts.getNewLineCharacter(options);
var noResolve = options.noResolve, stripInternal = options.stripInternal;
return transformRoot;
function recordTypeReferenceDirectivesIfNecessary(typeReferenceDirectives) {
if (!typeReferenceDirectives) {
return;
}
necessaryTypeRefernces = necessaryTypeRefernces || ts.createMap();
for (var _i = 0, typeReferenceDirectives_2 = typeReferenceDirectives; _i < typeReferenceDirectives_2.length; _i++) {
var ref = typeReferenceDirectives_2[_i];
necessaryTypeRefernces.set(ref, true);
}
}
function trackReferencedAmbientModule(node, symbol) {
var directives = resolver.getTypeReferenceDirectivesForSymbol(symbol, 67108863);
if (ts.length(directives)) {
return recordTypeReferenceDirectivesIfNecessary(directives);
}
var container = ts.getSourceFileOfNode(node);
refs.set("" + ts.getOriginalNodeId(container), container);
}
function handleSymbolAccessibilityError(symbolAccessibilityResult) {
if (symbolAccessibilityResult.accessibility === 0) {
if (symbolAccessibilityResult && symbolAccessibilityResult.aliasesToMakeVisible) {
if (!lateMarkedStatements) {
lateMarkedStatements = symbolAccessibilityResult.aliasesToMakeVisible;
}
else {
for (var _i = 0, _a = symbolAccessibilityResult.aliasesToMakeVisible; _i < _a.length; _i++) {
var ref = _a[_i];
ts.pushIfUnique(lateMarkedStatements, ref);
}
}
}
}
else {
var errorInfo = getSymbolAccessibilityDiagnostic(symbolAccessibilityResult);
if (errorInfo) {
if (errorInfo.typeName) {
context.addDiagnostic(ts.createDiagnosticForNode(symbolAccessibilityResult.errorNode || errorInfo.errorNode, errorInfo.diagnosticMessage, ts.getTextOfNode(errorInfo.typeName), symbolAccessibilityResult.errorSymbolName, symbolAccessibilityResult.errorModuleName));
}
else {
context.addDiagnostic(ts.createDiagnosticForNode(symbolAccessibilityResult.errorNode || errorInfo.errorNode, errorInfo.diagnosticMessage, symbolAccessibilityResult.errorSymbolName, symbolAccessibilityResult.errorModuleName));
}
}
}
}
function trackSymbol(symbol, enclosingDeclaration, meaning) {
if (symbol.flags & 262144)
return;
handleSymbolAccessibilityError(resolver.isSymbolAccessible(symbol, enclosingDeclaration, meaning, true));
recordTypeReferenceDirectivesIfNecessary(resolver.getTypeReferenceDirectivesForSymbol(symbol, meaning));
}
function reportPrivateInBaseOfClassExpression(propertyName) {
if (errorNameNode) {
context.addDiagnostic(ts.createDiagnosticForNode(errorNameNode, ts.Diagnostics.Property_0_of_exported_class_expression_may_not_be_private_or_protected, propertyName));
}
}
function reportInaccessibleUniqueSymbolError() {
if (errorNameNode) {
context.addDiagnostic(ts.createDiagnosticForNode(errorNameNode, ts.Diagnostics.The_inferred_type_of_0_references_an_inaccessible_1_type_A_type_annotation_is_necessary, ts.declarationNameToString(errorNameNode), "unique symbol"));
}
}
function reportInaccessibleThisError() {
if (errorNameNode) {
context.addDiagnostic(ts.createDiagnosticForNode(errorNameNode, ts.Diagnostics.The_inferred_type_of_0_references_an_inaccessible_1_type_A_type_annotation_is_necessary, ts.declarationNameToString(errorNameNode), "this"));
}
}
function transformRoot(node) {
if (node.kind === 277 && (node.isDeclarationFile || ts.isSourceFileJavaScript(node))) {
return node;
}
if (node.kind === 278) {
isBundledEmit = true;
var refs_1 = ts.createMap();
var hasNoDefaultLib_1 = false;
var bundle = ts.createBundle(ts.map(node.sourceFiles, function (sourceFile) {
if (sourceFile.isDeclarationFile || ts.isSourceFileJavaScript(sourceFile))
return undefined;
hasNoDefaultLib_1 = hasNoDefaultLib_1 || sourceFile.hasNoDefaultLib;
currentSourceFile = sourceFile;
enclosingDeclaration = sourceFile;
lateMarkedStatements = undefined;
suppressNewDiagnosticContexts = false;
lateStatementReplacementMap = ts.createMap();
getSymbolAccessibilityDiagnostic = throwDiagnostic;
needsScopeFixMarker = false;
resultHasScopeMarker = false;
collectReferences(sourceFile, refs_1);
if (ts.isExternalModule(sourceFile)) {
resultHasExternalModuleIndicator = false;
needsDeclare = false;
var statements_5 = ts.visitNodes(sourceFile.statements, visitDeclarationStatements);
var newFile = ts.updateSourceFileNode(sourceFile, [ts.createModuleDeclaration([], [ts.createModifier(124)], ts.createLiteral(ts.getResolvedExternalModuleName(context.getEmitHost(), sourceFile)), ts.createModuleBlock(ts.setTextRange(ts.createNodeArray(transformAndReplaceLatePaintedStatements(statements_5)), sourceFile.statements)))], true, [], [], false, []);
return newFile;
}
needsDeclare = true;
var updated = ts.visitNodes(sourceFile.statements, visitDeclarationStatements);
return ts.updateSourceFileNode(sourceFile, transformAndReplaceLatePaintedStatements(updated), true, [], [], false, []);
}), ts.mapDefined(node.prepends, function (prepend) {
if (prepend.kind === 280) {
return ts.createUnparsedSourceFile(prepend.declarationText, prepend.declarationMapPath, prepend.declarationMapText);
}
}));
bundle.syntheticFileReferences = [];
bundle.syntheticTypeReferences = getFileReferencesForUsedTypeReferences();
bundle.hasNoDefaultLib = hasNoDefaultLib_1;
var outputFilePath_1 = ts.getDirectoryPath(ts.normalizeSlashes(ts.getOutputPathsFor(node, host, true).declarationFilePath));
var referenceVisitor_1 = mapReferencesIntoArray(bundle.syntheticFileReferences, outputFilePath_1);
refs_1.forEach(referenceVisitor_1);
return bundle;
}
needsDeclare = true;
needsScopeFixMarker = false;
resultHasScopeMarker = false;
enclosingDeclaration = node;
currentSourceFile = node;
getSymbolAccessibilityDiagnostic = throwDiagnostic;
isBundledEmit = false;
resultHasExternalModuleIndicator = false;
suppressNewDiagnosticContexts = false;
lateMarkedStatements = undefined;
lateStatementReplacementMap = ts.createMap();
necessaryTypeRefernces = undefined;
refs = collectReferences(currentSourceFile, ts.createMap());
var references = [];
var outputFilePath = ts.getDirectoryPath(ts.normalizeSlashes(ts.getOutputPathsFor(node, host, true).declarationFilePath));
var referenceVisitor = mapReferencesIntoArray(references, outputFilePath);
var statements = ts.visitNodes(node.statements, visitDeclarationStatements);
var combinedStatements = ts.setTextRange(ts.createNodeArray(transformAndReplaceLatePaintedStatements(statements)), node.statements);
refs.forEach(referenceVisitor);
var emittedImports = ts.filter(combinedStatements, ts.isAnyImportSyntax);
if (ts.isExternalModule(node) && (!resultHasExternalModuleIndicator || (needsScopeFixMarker && !resultHasScopeMarker))) {
combinedStatements = ts.setTextRange(ts.createNodeArray(combinedStatements.concat([ts.createExportDeclaration(undefined, undefined, ts.createNamedExports([]), undefined)])), combinedStatements);
}
var updated = ts.updateSourceFileNode(node, combinedStatements, true, references, getFileReferencesForUsedTypeReferences(), node.hasNoDefaultLib);
return updated;
function getFileReferencesForUsedTypeReferences() {
return necessaryTypeRefernces ? ts.mapDefined(ts.arrayFrom(necessaryTypeRefernces.keys()), getFileReferenceForTypeName) : [];
}
function getFileReferenceForTypeName(typeName) {
if (emittedImports) {
for (var _i = 0, emittedImports_1 = emittedImports; _i < emittedImports_1.length; _i++) {
var importStatement = emittedImports_1[_i];
if (ts.isImportEqualsDeclaration(importStatement) && ts.isExternalModuleReference(importStatement.moduleReference)) {
var expr = importStatement.moduleReference.expression;
if (ts.isStringLiteralLike(expr) && expr.text === typeName) {
return undefined;
}
}
else if (ts.isImportDeclaration(importStatement) && ts.isStringLiteral(importStatement.moduleSpecifier) && importStatement.moduleSpecifier.text === typeName) {
return undefined;
}
}
}
return { fileName: typeName, pos: -1, end: -1 };
}
function mapReferencesIntoArray(references, outputFilePath) {
return function (file) {
var declFileName;
if (file.isDeclarationFile) {
declFileName = file.fileName;
}
else {
if (isBundledEmit && ts.contains(node.sourceFiles, file))
return;
var paths = ts.getOutputPathsFor(file, host, true);
declFileName = paths.declarationFilePath || paths.jsFilePath;
}
if (declFileName) {
var fileName = ts.getRelativePathToDirectoryOrUrl(outputFilePath, declFileName, host.getCurrentDirectory(), host.getCanonicalFileName, false);
if (ts.startsWith(fileName, "./") && ts.hasExtension(fileName)) {
fileName = fileName.substring(2);
}
references.push({ pos: -1, end: -1, fileName: fileName });
}
};
}
}
function collectReferences(sourceFile, ret) {
if (noResolve || ts.isSourceFileJavaScript(sourceFile))
return ret;
ts.forEach(sourceFile.referencedFiles, function (f) {
var elem = ts.tryResolveScriptReference(host, sourceFile, f);
if (elem) {
ret.set("" + ts.getOriginalNodeId(elem), elem);
}
});
return ret;
}
function filterBindingPatternInitializers(name) {
if (name.kind === 71) {
return name;
}
else {
if (name.kind === 183) {
return ts.updateArrayBindingPattern(name, ts.visitNodes(name.elements, visitBindingElement));
}
else {
return ts.updateObjectBindingPattern(name, ts.visitNodes(name.elements, visitBindingElement));
}
}
function visitBindingElement(elem) {
if (elem.kind === 208) {
return elem;
}
return ts.updateBindingElement(elem, elem.dotDotDotToken, elem.propertyName, filterBindingPatternInitializers(elem.name), shouldPrintWithInitializer(elem) ? elem.initializer : undefined);
}
}
function ensureParameter(p, modifierMask) {
var oldDiag;
if (!suppressNewDiagnosticContexts) {
oldDiag = getSymbolAccessibilityDiagnostic;
getSymbolAccessibilityDiagnostic = ts.createGetSymbolAccessibilityDiagnosticForNode(p);
}
var newParam = ts.updateParameter(p, undefined, maskModifiers(p, modifierMask), p.dotDotDotToken, filterBindingPatternInitializers(p.name), resolver.isOptionalParameter(p) ? (p.questionToken || ts.createToken(55)) : undefined, ensureType(p, p.type, true), ensureNoInitializer(p));
if (!suppressNewDiagnosticContexts) {
getSymbolAccessibilityDiagnostic = oldDiag;
}
return newParam;
}
function shouldPrintWithInitializer(node) {
return canHaveLiteralInitializer(node) && resolver.isLiteralConstDeclaration(ts.getParseTreeNode(node));
}
function ensureNoInitializer(node) {
if (shouldPrintWithInitializer(node)) {
return resolver.createLiteralConstValue(ts.getParseTreeNode(node));
}
return undefined;
}
function ensureType(node, type, ignorePrivate) {
if (!ignorePrivate && ts.hasModifier(node, 8)) {
return;
}
if (shouldPrintWithInitializer(node)) {
return;
}
var shouldUseResolverType = node.kind === 149 &&
(resolver.isRequiredInitializedParameter(node) ||
resolver.isOptionalUninitializedParameterProperty(node));
if (type && !shouldUseResolverType) {
return ts.visitNode(type, visitDeclarationSubtree);
}
if (!ts.getParseTreeNode(node)) {
return type ? ts.visitNode(type, visitDeclarationSubtree) : ts.createKeywordTypeNode(119);
}
if (node.kind === 157) {
return ts.createKeywordTypeNode(119);
}
errorNameNode = node.name;
var oldDiag;
if (!suppressNewDiagnosticContexts) {
oldDiag = getSymbolAccessibilityDiagnostic;
getSymbolAccessibilityDiagnostic = ts.createGetSymbolAccessibilityDiagnosticForNode(node);
}
if (node.kind === 235 || node.kind === 184) {
return cleanup(resolver.createTypeOfDeclaration(node, enclosingDeclaration, declarationEmitNodeBuilderFlags, symbolTracker));
}
if (node.kind === 149
|| node.kind === 152
|| node.kind === 151) {
if (!node.initializer)
return cleanup(resolver.createTypeOfDeclaration(node, enclosingDeclaration, declarationEmitNodeBuilderFlags, symbolTracker, shouldUseResolverType));
return cleanup(resolver.createTypeOfDeclaration(node, enclosingDeclaration, declarationEmitNodeBuilderFlags, symbolTracker, shouldUseResolverType) || resolver.createTypeOfExpression(node.initializer, enclosingDeclaration, declarationEmitNodeBuilderFlags, symbolTracker));
}
return cleanup(resolver.createReturnTypeOfSignatureDeclaration(node, enclosingDeclaration, declarationEmitNodeBuilderFlags, symbolTracker));
function cleanup(returnValue) {
errorNameNode = undefined;
if (!suppressNewDiagnosticContexts) {
getSymbolAccessibilityDiagnostic = oldDiag;
}
return returnValue || ts.createKeywordTypeNode(119);
}
}
function isDeclarationAndNotVisible(node) {
node = ts.getParseTreeNode(node);
switch (node.kind) {
case 237:
case 242:
case 239:
case 238:
case 240:
case 241:
return !resolver.isDeclarationVisible(node);
case 235:
return !getBindingNameVisible(node);
case 246:
case 247:
case 253:
case 252:
return false;
}
return false;
}
function getBindingNameVisible(elem) {
if (ts.isOmittedExpression(elem)) {
return false;
}
if (ts.isBindingPattern(elem.name)) {
return ts.some(elem.name.elements, getBindingNameVisible);
}
else {
return resolver.isDeclarationVisible(elem);
}
}
function updateParamsList(node, params, modifierMask) {
if (ts.hasModifier(node, 8)) {
return undefined;
}
var newParams = ts.map(params, function (p) { return ensureParameter(p, modifierMask); });
if (!newParams) {
return undefined;
}
return ts.createNodeArray(newParams, params.hasTrailingComma);
}
function ensureTypeParams(node, params) {
return ts.hasModifier(node, 8) ? undefined : ts.visitNodes(params, visitDeclarationSubtree);
}
function isEnclosingDeclaration(node) {
return ts.isSourceFile(node)
|| ts.isTypeAliasDeclaration(node)
|| ts.isModuleDeclaration(node)
|| ts.isClassDeclaration(node)
|| ts.isInterfaceDeclaration(node)
|| ts.isFunctionLike(node)
|| ts.isIndexSignatureDeclaration(node)
|| ts.isMappedTypeNode(node);
}
function checkEntityNameVisibility(entityName, enclosingDeclaration) {
var visibilityResult = resolver.isEntityNameVisible(entityName, enclosingDeclaration);
handleSymbolAccessibilityError(visibilityResult);
recordTypeReferenceDirectivesIfNecessary(resolver.getTypeReferenceDirectivesForEntityName(entityName));
}
function preserveJsDoc(updated, original) {
if (ts.hasJSDocNodes(updated) && ts.hasJSDocNodes(original)) {
updated.jsDoc = original.jsDoc;
}
return ts.setCommentRange(updated, ts.getCommentRange(original));
}
function rewriteModuleSpecifier(parent, input) {
if (!input)
return undefined;
resultHasExternalModuleIndicator = resultHasExternalModuleIndicator || (parent.kind !== 242 && parent.kind !== 181);
if (input.kind === 9 && isBundledEmit) {
var newName = ts.getExternalModuleNameFromDeclaration(context.getEmitHost(), resolver, parent);
if (newName) {
return ts.createLiteral(newName);
}
}
return input;
}
function transformImportEqualsDeclaration(decl) {
if (!resolver.isDeclarationVisible(decl))
return;
if (decl.moduleReference.kind === 257) {
var specifier = ts.getExternalModuleImportEqualsDeclarationExpression(decl);
return ts.updateImportEqualsDeclaration(decl, undefined, decl.modifiers, decl.name, ts.updateExternalModuleReference(decl.moduleReference, rewriteModuleSpecifier(decl, specifier)));
}
else {
var oldDiag = getSymbolAccessibilityDiagnostic;
getSymbolAccessibilityDiagnostic = ts.createGetSymbolAccessibilityDiagnosticForNode(decl);
checkEntityNameVisibility(decl.moduleReference, enclosingDeclaration);
getSymbolAccessibilityDiagnostic = oldDiag;
return decl;
}
}
function transformImportDeclaration(decl) {
if (!decl.importClause) {
return ts.updateImportDeclaration(decl, undefined, decl.modifiers, decl.importClause, rewriteModuleSpecifier(decl, decl.moduleSpecifier));
}
var visibleDefaultBinding = decl.importClause && decl.importClause.name && resolver.isDeclarationVisible(decl.importClause) ? decl.importClause.name : undefined;
if (!decl.importClause.namedBindings) {
return visibleDefaultBinding && ts.updateImportDeclaration(decl, undefined, decl.modifiers, ts.updateImportClause(decl.importClause, visibleDefaultBinding, undefined), rewriteModuleSpecifier(decl, decl.moduleSpecifier));
}
if (decl.importClause.namedBindings.kind === 249) {
var namedBindings = resolver.isDeclarationVisible(decl.importClause.namedBindings) ? decl.importClause.namedBindings : undefined;
return visibleDefaultBinding || namedBindings ? ts.updateImportDeclaration(decl, undefined, decl.modifiers, ts.updateImportClause(decl.importClause, visibleDefaultBinding, namedBindings), rewriteModuleSpecifier(decl, decl.moduleSpecifier)) : undefined;
}
var bindingList = ts.mapDefined(decl.importClause.namedBindings.elements, function (b) { return resolver.isDeclarationVisible(b) ? b : undefined; });
if ((bindingList && bindingList.length) || visibleDefaultBinding) {
return ts.updateImportDeclaration(decl, undefined, decl.modifiers, ts.updateImportClause(decl.importClause, visibleDefaultBinding, bindingList && bindingList.length ? ts.updateNamedImports(decl.importClause.namedBindings, bindingList) : undefined), rewriteModuleSpecifier(decl, decl.moduleSpecifier));
}
}
function transformAndReplaceLatePaintedStatements(statements) {
while (ts.length(lateMarkedStatements)) {
var i = lateMarkedStatements.shift();
if (!ts.isLateVisibilityPaintedStatement(i)) {
return ts.Debug.fail("Late replaced statement was found which is not handled by the declaration transformer!: " + (ts.SyntaxKind ? ts.SyntaxKind[i.kind] : i.kind));
}
var result = transformTopLevelDeclaration(i, true);
lateStatementReplacementMap.set("" + ts.getOriginalNodeId(i), result);
}
return ts.visitNodes(statements, visitLateVisibilityMarkedStatements);
function visitLateVisibilityMarkedStatements(statement) {
if (ts.isLateVisibilityPaintedStatement(statement)) {
var key = "" + ts.getOriginalNodeId(statement);
if (lateStatementReplacementMap.has(key)) {
var result = lateStatementReplacementMap.get(key);
lateStatementReplacementMap.delete(key);
if (result && ts.isSourceFile(statement.parent)) {
if (ts.isArray(result) ? ts.some(result, needsScopeMarker) : needsScopeMarker(result)) {
needsScopeFixMarker = true;
}
if (ts.isArray(result) ? ts.some(result, isExternalModuleIndicator) : isExternalModuleIndicator(result)) {
resultHasExternalModuleIndicator = true;
}
}
return result;
}
}
return statement;
}
}
function isExternalModuleIndicator(result) {
return ts.isAnyImportOrReExport(result) || ts.isExportAssignment(result) || ts.hasModifier(result, 1);
}
function needsScopeMarker(result) {
return !ts.isAnyImportOrReExport(result) && !ts.isExportAssignment(result) && !ts.hasModifier(result, 1) && !ts.isAmbientModule(result);
}
function visitDeclarationSubtree(input) {
if (shouldStripInternal(input))
return;
if (ts.isDeclaration(input)) {
if (isDeclarationAndNotVisible(input))
return;
if (ts.hasDynamicName(input) && !resolver.isLateBound(ts.getParseTreeNode(input))) {
return;
}
}
if (ts.isFunctionLike(input) && resolver.isImplementationOfOverload(input))
return;
if (ts.isSemicolonClassElement(input))
return;
var previousEnclosingDeclaration;
if (isEnclosingDeclaration(input)) {
previousEnclosingDeclaration = enclosingDeclaration;
enclosingDeclaration = input;
}
var oldDiag = getSymbolAccessibilityDiagnostic;
if (ts.isMethodDeclaration(input) || ts.isMethodSignature(input)) {
if (ts.hasModifier(input, 8)) {
if (input.symbol && input.symbol.declarations && input.symbol.declarations[0] !== input)
return;
return cleanup(ts.createProperty(undefined, ensureModifiers(input), input.name, undefined, undefined, undefined));
}
}
var canProdiceDiagnostic = ts.canProduceDiagnostics(input);
if (canProdiceDiagnostic && !suppressNewDiagnosticContexts) {
getSymbolAccessibilityDiagnostic = ts.createGetSymbolAccessibilityDiagnosticForNode(input);
}
if (ts.isTypeQueryNode(input)) {
checkEntityNameVisibility(input.exprName, enclosingDeclaration);
}
var oldWithinObjectLiteralType = suppressNewDiagnosticContexts;
var shouldEnterSuppressNewDiagnosticsContextContext = ((input.kind === 166 || input.kind === 179) && input.parent.kind !== 240);
if (shouldEnterSuppressNewDiagnosticsContextContext) {
suppressNewDiagnosticContexts = true;
}
if (isProcessedComponent(input)) {
switch (input.kind) {
case 209: {
if ((ts.isEntityName(input.expression) || ts.isEntityNameExpression(input.expression))) {
checkEntityNameVisibility(input.expression, enclosingDeclaration);
}
var node = ts.visitEachChild(input, visitDeclarationSubtree, context);
return cleanup(ts.updateExpressionWithTypeArguments(node, ts.parenthesizeTypeParameters(node.typeArguments), node.expression));
}
case 162: {
checkEntityNameVisibility(input.typeName, enclosingDeclaration);
var node = ts.visitEachChild(input, visitDeclarationSubtree, context);
return cleanup(ts.updateTypeReferenceNode(node, node.typeName, ts.parenthesizeTypeParameters(node.typeArguments)));
}
case 159:
return cleanup(ts.updateConstructSignature(input, ensureTypeParams(input, input.typeParameters), updateParamsList(input, input.parameters), ensureType(input, input.type)));
case 155: {
var isPrivate = ts.hasModifier(input, 8);
var ctor = ts.createSignatureDeclaration(155, isPrivate ? undefined : ensureTypeParams(input, input.typeParameters), isPrivate ? undefined : updateParamsList(input, input.parameters, 0), undefined);
ctor.modifiers = ts.createNodeArray(ensureModifiers(input));
return cleanup(ctor);
}
case 154: {
var sig = ts.createSignatureDeclaration(153, ensureTypeParams(input, input.typeParameters), updateParamsList(input, input.parameters), ensureType(input, input.type));
sig.name = input.name;
sig.modifiers = ts.createNodeArray(ensureModifiers(input));
sig.questionToken = input.questionToken;
return cleanup(sig);
}
case 156: {
var newNode = ensureAccessor(input);
return cleanup(newNode);
}
case 157: {
var newNode = ensureAccessor(input);
return cleanup(newNode);
}
case 152:
return cleanup(ts.updateProperty(input, undefined, ensureModifiers(input), input.name, input.questionToken, !ts.hasModifier(input, 8) ? ensureType(input, input.type) : undefined, ensureNoInitializer(input)));
case 151:
return cleanup(ts.updatePropertySignature(input, ensureModifiers(input), input.name, input.questionToken, !ts.hasModifier(input, 8) ? ensureType(input, input.type) : undefined, ensureNoInitializer(input)));
case 153: {
return cleanup(ts.updateMethodSignature(input, ensureTypeParams(input, input.typeParameters), updateParamsList(input, input.parameters), ensureType(input, input.type), input.name, input.questionToken));
}
case 158: {
return cleanup(ts.updateCallSignature(input, ensureTypeParams(input, input.typeParameters), updateParamsList(input, input.parameters), ensureType(input, input.type)));
}
case 160: {
return cleanup(ts.updateIndexSignature(input, undefined, ensureModifiers(input), updateParamsList(input, input.parameters), ts.visitNode(input.type, visitDeclarationSubtree) || ts.createKeywordTypeNode(119)));
}
case 235: {
if (ts.isBindingPattern(input.name)) {
return recreateBindingPattern(input.name);
}
shouldEnterSuppressNewDiagnosticsContextContext = true;
suppressNewDiagnosticContexts = true;
return cleanup(ts.updateVariableDeclaration(input, input.name, ensureType(input, input.type), ensureNoInitializer(input)));
}
case 148: {
if (isPrivateMethodTypeParameter(input) && (input.default || input.constraint)) {
return cleanup(ts.updateTypeParameterDeclaration(input, input.name, undefined, undefined));
}
return cleanup(ts.visitEachChild(input, visitDeclarationSubtree, context));
}
case 173: {
var checkType = ts.visitNode(input.checkType, visitDeclarationSubtree);
var extendsType = ts.visitNode(input.extendsType, visitDeclarationSubtree);
var oldEnclosingDecl = enclosingDeclaration;
enclosingDeclaration = input.trueType;
var trueType = ts.visitNode(input.trueType, visitDeclarationSubtree);
enclosingDeclaration = oldEnclosingDecl;
var falseType = ts.visitNode(input.falseType, visitDeclarationSubtree);
return cleanup(ts.updateConditionalTypeNode(input, checkType, extendsType, trueType, falseType));
}
case 163: {
return cleanup(ts.updateFunctionTypeNode(input, ts.visitNodes(input.typeParameters, visitDeclarationSubtree), updateParamsList(input, input.parameters), ts.visitNode(input.type, visitDeclarationSubtree)));
}
case 164: {
return cleanup(ts.updateConstructorTypeNode(input, ts.visitNodes(input.typeParameters, visitDeclarationSubtree), updateParamsList(input, input.parameters), ts.visitNode(input.type, visitDeclarationSubtree)));
}
case 181: {
if (!ts.isLiteralImportTypeNode(input))
return cleanup(input);
return cleanup(ts.updateImportTypeNode(input, ts.updateLiteralTypeNode(input.argument, rewriteModuleSpecifier(input, input.argument.literal)), input.qualifier, ts.visitNodes(input.typeArguments, visitDeclarationSubtree, ts.isTypeNode), input.isTypeOf));
}
default: ts.Debug.assertNever(input, "Attempted to process unhandled node kind: " + ts.SyntaxKind[input.kind]);
}
}
return cleanup(ts.visitEachChild(input, visitDeclarationSubtree, context));
function cleanup(returnValue) {
if (returnValue && canProdiceDiagnostic && ts.hasDynamicName(input)) {
checkName(input);
}
if (isEnclosingDeclaration(input)) {
enclosingDeclaration = previousEnclosingDeclaration;
}
if (canProdiceDiagnostic && !suppressNewDiagnosticContexts) {
getSymbolAccessibilityDiagnostic = oldDiag;
}
if (shouldEnterSuppressNewDiagnosticsContextContext) {
suppressNewDiagnosticContexts = oldWithinObjectLiteralType;
}
if (returnValue === input) {
return returnValue;
}
return returnValue && ts.setOriginalNode(preserveJsDoc(returnValue, input), input);
}
}
function isPrivateMethodTypeParameter(node) {
return node.parent.kind === 154 && ts.hasModifier(node.parent, 8);
}
function visitDeclarationStatements(input) {
if (!isPreservedDeclarationStatement(input)) {
return;
}
if (shouldStripInternal(input))
return;
switch (input.kind) {
case 253: {
if (ts.isSourceFile(input.parent)) {
resultHasExternalModuleIndicator = true;
resultHasScopeMarker = true;
}
return ts.updateExportDeclaration(input, undefined, input.modifiers, input.exportClause, rewriteModuleSpecifier(input, input.moduleSpecifier));
}
case 252: {
if (ts.isSourceFile(input.parent)) {
resultHasExternalModuleIndicator = true;
resultHasScopeMarker = true;
}
if (input.expression.kind === 71) {
return input;
}
else {
var newId = ts.createOptimisticUniqueName("_default");
getSymbolAccessibilityDiagnostic = function () { return ({
diagnosticMessage: ts.Diagnostics.Default_export_of_the_module_has_or_is_using_private_name_0,
errorNode: input
}); };
var varDecl = ts.createVariableDeclaration(newId, resolver.createTypeOfExpression(input.expression, input, declarationEmitNodeBuilderFlags, symbolTracker), undefined);
var statement = ts.createVariableStatement(needsDeclare ? [ts.createModifier(124)] : [], ts.createVariableDeclarationList([varDecl], 2));
return [statement, ts.updateExportAssignment(input, input.decorators, input.modifiers, newId)];
}
}
}
var result = transformTopLevelDeclaration(input);
lateStatementReplacementMap.set("" + ts.getOriginalNodeId(input), result);
return input;
}
function transformTopLevelDeclaration(input, isPrivate) {
if (shouldStripInternal(input))
return;
switch (input.kind) {
case 246: {
return transformImportEqualsDeclaration(input);
}
case 247: {
return transformImportDeclaration(input);
}
}
if (ts.isDeclaration(input) && isDeclarationAndNotVisible(input))
return;
if (ts.isFunctionLike(input) && resolver.isImplementationOfOverload(input))
return;
var previousEnclosingDeclaration;
if (isEnclosingDeclaration(input)) {
previousEnclosingDeclaration = enclosingDeclaration;
enclosingDeclaration = input;
}
var canProdiceDiagnostic = ts.canProduceDiagnostics(input);
var oldDiag = getSymbolAccessibilityDiagnostic;
if (canProdiceDiagnostic) {
getSymbolAccessibilityDiagnostic = ts.createGetSymbolAccessibilityDiagnosticForNode(input);
}
var previousNeedsDeclare = needsDeclare;
switch (input.kind) {
case 240:
return cleanup(ts.updateTypeAliasDeclaration(input, undefined, ensureModifiers(input, isPrivate), input.name, ts.visitNodes(input.typeParameters, visitDeclarationSubtree, ts.isTypeParameterDeclaration), ts.visitNode(input.type, visitDeclarationSubtree, ts.isTypeNode)));
case 239: {
return cleanup(ts.updateInterfaceDeclaration(input, undefined, ensureModifiers(input, isPrivate), input.name, ensureTypeParams(input, input.typeParameters), transformHeritageClauses(input.heritageClauses), ts.visitNodes(input.members, visitDeclarationSubtree)));
}
case 237: {
return cleanup(ts.updateFunctionDeclaration(input, undefined, ensureModifiers(input, isPrivate), undefined, input.name, ensureTypeParams(input, input.typeParameters), updateParamsList(input, input.parameters), ensureType(input, input.type), undefined));
}
case 242: {
needsDeclare = false;
var inner = input.body;
if (inner && inner.kind === 243) {
var statements = ts.visitNodes(inner.statements, visitDeclarationStatements);
var body = ts.updateModuleBlock(inner, transformAndReplaceLatePaintedStatements(statements));
needsDeclare = previousNeedsDeclare;
var mods = ensureModifiers(input, isPrivate);
return cleanup(ts.updateModuleDeclaration(input, undefined, mods, ts.isExternalModuleAugmentation(input) ? rewriteModuleSpecifier(input, input.name) : input.name, body));
}
else {
needsDeclare = previousNeedsDeclare;
var mods = ensureModifiers(input, isPrivate);
needsDeclare = false;
ts.visitNode(inner, visitDeclarationStatements);
var id = "" + ts.getOriginalNodeId(inner);
var body = lateStatementReplacementMap.get(id);
lateStatementReplacementMap.delete(id);
return cleanup(ts.updateModuleDeclaration(input, undefined, mods, input.name, body));
}
}
case 238: {
var modifiers = ts.createNodeArray(ensureModifiers(input, isPrivate));
var typeParameters = ensureTypeParams(input, input.typeParameters);
var ctor = ts.getFirstConstructorWithBody(input);
var parameterProperties = void 0;
if (ctor) {
var oldDiag_1 = getSymbolAccessibilityDiagnostic;
parameterProperties = ts.compact(ts.flatMap(ctor.parameters, function (param) {
if (!ts.hasModifier(param, 92))
return;
getSymbolAccessibilityDiagnostic = ts.createGetSymbolAccessibilityDiagnosticForNode(param);
if (param.name.kind === 71) {
return preserveJsDoc(ts.createProperty(undefined, ensureModifiers(param), param.name, param.questionToken, ensureType(param, param.type), ensureNoInitializer(param)), param);
}
else {
return walkBindingPattern(param.name);
}
function walkBindingPattern(pattern) {
var elems;
for (var _i = 0, _a = pattern.elements; _i < _a.length; _i++) {
var elem = _a[_i];
if (ts.isOmittedExpression(elem))
continue;
if (ts.isBindingPattern(elem.name)) {
elems = ts.concatenate(elems, walkBindingPattern(elem.name));
}
elems = elems || [];
elems.push(ts.createProperty(undefined, ensureModifiers(param), elem.name, undefined, ensureType(elem, undefined), undefined));
}
return elems;
}
}));
getSymbolAccessibilityDiagnostic = oldDiag_1;
}
var members = ts.createNodeArray(ts.concatenate(parameterProperties, ts.visitNodes(input.members, visitDeclarationSubtree)));
var extendsClause_1 = ts.getEffectiveBaseTypeNode(input);
if (extendsClause_1 && !ts.isEntityNameExpression(extendsClause_1.expression) && extendsClause_1.expression.kind !== 95) {
var newId_1 = ts.createOptimisticUniqueName(ts.unescapeLeadingUnderscores(input.name.escapedText) + "_base");
getSymbolAccessibilityDiagnostic = function () { return ({
diagnosticMessage: ts.Diagnostics.extends_clause_of_exported_class_0_has_or_is_using_private_name_1,
errorNode: extendsClause_1,
typeName: input.name
}); };
var varDecl = ts.createVariableDeclaration(newId_1, resolver.createTypeOfExpression(extendsClause_1.expression, input, declarationEmitNodeBuilderFlags, symbolTracker), undefined);
var statement = ts.createVariableStatement(needsDeclare ? [ts.createModifier(124)] : [], ts.createVariableDeclarationList([varDecl], 2));
var heritageClauses = ts.createNodeArray(ts.map(input.heritageClauses, function (clause) {
if (clause.token === 85) {
var oldDiag_2 = getSymbolAccessibilityDiagnostic;
getSymbolAccessibilityDiagnostic = ts.createGetSymbolAccessibilityDiagnosticForNode(clause.types[0]);
var newClause = ts.updateHeritageClause(clause, ts.map(clause.types, function (t) { return ts.updateExpressionWithTypeArguments(t, ts.visitNodes(t.typeArguments, visitDeclarationSubtree), newId_1); }));
getSymbolAccessibilityDiagnostic = oldDiag_2;
return newClause;
}
return ts.updateHeritageClause(clause, ts.visitNodes(ts.createNodeArray(ts.filter(clause.types, function (t) { return ts.isEntityNameExpression(t.expression) || t.expression.kind === 95; })), visitDeclarationSubtree));
}));
return [statement, cleanup(ts.updateClassDeclaration(input, undefined, modifiers, input.name, typeParameters, heritageClauses, members))];
}
else {
var heritageClauses = transformHeritageClauses(input.heritageClauses);
return cleanup(ts.updateClassDeclaration(input, undefined, modifiers, input.name, typeParameters, heritageClauses, members));
}
}
case 217: {
return cleanup(transformVariableStatement(input, isPrivate));
}
case 241: {
return cleanup(ts.updateEnumDeclaration(input, undefined, ts.createNodeArray(ensureModifiers(input, isPrivate)), input.name, ts.createNodeArray(ts.mapDefined(input.members, function (m) {
if (shouldStripInternal(m))
return;
var constValue = resolver.getConstantValue(m);
return preserveJsDoc(ts.updateEnumMember(m, m.name, constValue !== undefined ? ts.createLiteral(constValue) : undefined), m);
}))));
}
}
return ts.Debug.assertNever(input, "Unhandled top-level node in declaration emit: " + ts.SyntaxKind[input.kind]);
function cleanup(node) {
if (isEnclosingDeclaration(input)) {
enclosingDeclaration = previousEnclosingDeclaration;
}
if (canProdiceDiagnostic) {
getSymbolAccessibilityDiagnostic = oldDiag;
}
if (input.kind === 242) {
needsDeclare = previousNeedsDeclare;
}
if (node === input) {
return node;
}
return node && ts.setOriginalNode(preserveJsDoc(node, input), input);
}
}
function transformVariableStatement(input, privateDeclaration) {
if (!ts.forEach(input.declarationList.declarations, getBindingNameVisible))
return;
var nodes = ts.visitNodes(input.declarationList.declarations, visitDeclarationSubtree);
if (!ts.length(nodes))
return;
return ts.updateVariableStatement(input, ts.createNodeArray(ensureModifiers(input, privateDeclaration)), ts.updateVariableDeclarationList(input.declarationList, nodes));
}
function recreateBindingPattern(d) {
return ts.flatten(ts.mapDefined(d.elements, function (e) { return recreateBindingElement(e); }));
}
function recreateBindingElement(e) {
if (e.kind === 208) {
return;
}
if (e.name) {
if (!getBindingNameVisible(e))
return;
if (ts.isBindingPattern(e.name)) {
return recreateBindingPattern(e.name);
}
else {
return ts.createVariableDeclaration(e.name, ensureType(e, undefined), undefined);
}
}
}
function checkName(node) {
var oldDiag;
if (!suppressNewDiagnosticContexts) {
oldDiag = getSymbolAccessibilityDiagnostic;
getSymbolAccessibilityDiagnostic = ts.createGetSymbolAccessibilityDiagnosticForNodeName(node);
}
errorNameNode = node.name;
ts.Debug.assert(resolver.isLateBound(ts.getParseTreeNode(node)));
var decl = node;
var entityName = decl.name.expression;
checkEntityNameVisibility(entityName, enclosingDeclaration);
if (!suppressNewDiagnosticContexts) {
getSymbolAccessibilityDiagnostic = oldDiag;
}
errorNameNode = undefined;
}
function hasInternalAnnotation(range) {
var comment = currentSourceFile.text.substring(range.pos, range.end);
return ts.stringContains(comment, "@internal");
}
function shouldStripInternal(node) {
if (stripInternal && node) {
var leadingCommentRanges = ts.getLeadingCommentRangesOfNode(ts.getParseTreeNode(node), currentSourceFile);
if (ts.forEach(leadingCommentRanges, hasInternalAnnotation)) {
return true;
}
}
return false;
}
function ensureModifiers(node, privateDeclaration) {
var currentFlags = ts.getModifierFlags(node);
var newFlags = ensureModifierFlags(node, privateDeclaration);
if (currentFlags === newFlags) {
return node.modifiers;
}
return ts.createModifiersFromModifierFlags(newFlags);
}
function ensureModifierFlags(node, privateDeclaration) {
var mask = 3071 ^ (4 | 256);
var additions = (needsDeclare && !isAlwaysType(node)) ? 2 : 0;
var parentIsFile = node.parent.kind === 277;
if (!parentIsFile || (isBundledEmit && parentIsFile && ts.isExternalModule(node.parent))) {
mask ^= ((privateDeclaration || (isBundledEmit && parentIsFile) ? 0 : 1) | 512 | 2);
additions = 0;
}
return maskModifierFlags(node, mask, additions);
}
function ensureAccessor(node) {
var accessors = resolver.getAllAccessorDeclarations(node);
if (node.kind !== accessors.firstAccessor.kind) {
return;
}
var accessorType = getTypeAnnotationFromAccessor(node);
if (!accessorType && accessors.secondAccessor) {
accessorType = getTypeAnnotationFromAccessor(accessors.secondAccessor);
getSymbolAccessibilityDiagnostic = ts.createGetSymbolAccessibilityDiagnosticForNode(accessors.secondAccessor);
}
var prop = ts.createProperty(undefined, maskModifiers(node, undefined, (!accessors.setAccessor) ? 64 : 0), node.name, node.questionToken, ensureType(node, accessorType), undefined);
var leadingsSyntheticCommentRanges = accessors.secondAccessor && ts.getLeadingCommentRangesOfNode(accessors.secondAccessor, currentSourceFile);
if (leadingsSyntheticCommentRanges) {
var _loop_9 = function (range) {
if (range.kind === 3) {
var text = currentSourceFile.text.slice(range.pos + 2, range.end - 2);
var lines = text.split(/\r\n?|\n/g);
if (lines.length > 1) {
var lastLines = lines.slice(1);
var indentation_1 = ts.guessIndentation(lastLines);
text = [lines[0]].concat(ts.map(lastLines, function (l) { return l.slice(indentation_1); })).join(newLine);
}
ts.addSyntheticLeadingComment(prop, range.kind, text, range.hasTrailingNewLine);
}
};
for (var _i = 0, leadingsSyntheticCommentRanges_1 = leadingsSyntheticCommentRanges; _i < leadingsSyntheticCommentRanges_1.length; _i++) {
var range = leadingsSyntheticCommentRanges_1[_i];
_loop_9(range);
}
}
return prop;
}
function transformHeritageClauses(nodes) {
return ts.createNodeArray(ts.filter(ts.map(nodes, function (clause) { return ts.updateHeritageClause(clause, ts.visitNodes(ts.createNodeArray(ts.filter(clause.types, function (t) {
return ts.isEntityNameExpression(t.expression) || (clause.token === 85 && t.expression.kind === 95);
})), visitDeclarationSubtree)); }), function (clause) { return clause.types && !!clause.types.length; }));
}
}
ts.transformDeclarations = transformDeclarations;
function isAlwaysType(node) {
if (node.kind === 239) {
return true;
}
return false;
}
function maskModifiers(node, modifierMask, modifierAdditions) {
return ts.createModifiersFromModifierFlags(maskModifierFlags(node, modifierMask, modifierAdditions));
}
function maskModifierFlags(node, modifierMask, modifierAdditions) {
if (modifierMask === void 0) { modifierMask = 3071 ^ 4; }
if (modifierAdditions === void 0) { modifierAdditions = 0; }
var flags = (ts.getModifierFlags(node) & modifierMask) | modifierAdditions;
if (flags & 512 && flags & 2) {
flags ^= 2;
}
return flags;
}
function getTypeAnnotationFromAccessor(accessor) {
if (accessor) {
return accessor.kind === 156
? accessor.type
: accessor.parameters.length > 0
? accessor.parameters[0].type
: undefined;
}
}
function canHaveLiteralInitializer(node) {
switch (node.kind) {
case 235:
case 152:
case 151:
case 149:
return true;
}
return false;
}
function isPreservedDeclarationStatement(node) {
switch (node.kind) {
case 237:
case 242:
case 246:
case 239:
case 238:
case 240:
case 241:
case 217:
case 247:
case 253:
case 252:
return true;
}
return false;
}
function isProcessedComponent(node) {
switch (node.kind) {
case 159:
case 155:
case 154:
case 156:
case 157:
case 152:
case 151:
case 153:
case 158:
case 160:
case 235:
case 148:
case 209:
case 162:
case 173:
case 163:
case 164:
case 181:
return true;
}
return false;
}
})(ts || (ts = {}));
var ts;
(function (ts) {
function getModuleTransformer(moduleKind) {
switch (moduleKind) {
case ts.ModuleKind.ESNext:
case ts.ModuleKind.ES2015:
return ts.transformES2015Module;
case ts.ModuleKind.System:
return ts.transformSystemModule;
default:
return ts.transformModule;
}
}
function getTransformers(compilerOptions, customTransformers) {
var jsx = compilerOptions.jsx;
var languageVersion = ts.getEmitScriptTarget(compilerOptions);
var moduleKind = ts.getEmitModuleKind(compilerOptions);
var transformers = [];
ts.addRange(transformers, customTransformers && customTransformers.before);
transformers.push(ts.transformTypeScript);
if (jsx === 2) {
transformers.push(ts.transformJsx);
}
if (languageVersion < 6) {
transformers.push(ts.transformESNext);
}
if (languageVersion < 4) {
transformers.push(ts.transformES2017);
}
if (languageVersion < 3) {
transformers.push(ts.transformES2016);
}
if (languageVersion < 2) {
transformers.push(ts.transformES2015);
transformers.push(ts.transformGenerators);
}
transformers.push(getModuleTransformer(moduleKind));
if (languageVersion < 1) {
transformers.push(ts.transformES5);
}
ts.addRange(transformers, customTransformers && customTransformers.after);
return transformers;
}
ts.getTransformers = getTransformers;
function transformNodes(resolver, host, options, nodes, transformers, allowDtsFiles) {
var enabledSyntaxKindFeatures = new Array(309);
var lexicalEnvironmentVariableDeclarations;
var lexicalEnvironmentFunctionDeclarations;
var lexicalEnvironmentVariableDeclarationsStack = [];
var lexicalEnvironmentFunctionDeclarationsStack = [];
var lexicalEnvironmentStackOffset = 0;
var lexicalEnvironmentSuspended = false;
var emitHelpers;
var onSubstituteNode = function (_, node) { return node; };
var onEmitNode = function (hint, node, callback) { return callback(hint, node); };
var state = 0;
var diagnostics = [];
var context = {
getCompilerOptions: function () { return options; },
getEmitResolver: function () { return resolver; },
getEmitHost: function () { return host; },
startLexicalEnvironment: startLexicalEnvironment,
suspendLexicalEnvironment: suspendLexicalEnvironment,
resumeLexicalEnvironment: resumeLexicalEnvironment,
endLexicalEnvironment: endLexicalEnvironment,
hoistVariableDeclaration: hoistVariableDeclaration,
hoistFunctionDeclaration: hoistFunctionDeclaration,
requestEmitHelper: requestEmitHelper,
readEmitHelpers: readEmitHelpers,
enableSubstitution: enableSubstitution,
enableEmitNotification: enableEmitNotification,
isSubstitutionEnabled: isSubstitutionEnabled,
isEmitNotificationEnabled: isEmitNotificationEnabled,
get onSubstituteNode() { return onSubstituteNode; },
set onSubstituteNode(value) {
ts.Debug.assert(state < 1, "Cannot modify transformation hooks after initialization has completed.");
ts.Debug.assert(value !== undefined, "Value must not be 'undefined'");
onSubstituteNode = value;
},
get onEmitNode() { return onEmitNode; },
set onEmitNode(value) {
ts.Debug.assert(state < 1, "Cannot modify transformation hooks after initialization has completed.");
ts.Debug.assert(value !== undefined, "Value must not be 'undefined'");
onEmitNode = value;
},
addDiagnostic: function (diag) {
diagnostics.push(diag);
}
};
for (var _i = 0, nodes_4 = nodes; _i < nodes_4.length; _i++) {
var node = nodes_4[_i];
ts.disposeEmitNodes(ts.getSourceFileOfNode(ts.getParseTreeNode(node)));
}
ts.performance.mark("beforeTransform");
var transformation = ts.chain.apply(void 0, transformers)(context);
state = 1;
var transformed = ts.map(nodes, allowDtsFiles ? transformation : transformRoot);
state = 2;
ts.performance.mark("afterTransform");
ts.performance.measure("transformTime", "beforeTransform", "afterTransform");
return {
transformed: transformed,
substituteNode: substituteNode,
emitNodeWithNotification: emitNodeWithNotification,
dispose: dispose,
diagnostics: diagnostics
};
function transformRoot(node) {
return node && (!ts.isSourceFile(node) || !node.isDeclarationFile) ? transformation(node) : node;
}
function enableSubstitution(kind) {
ts.Debug.assert(state < 2, "Cannot modify the transformation context after transformation has completed.");
enabledSyntaxKindFeatures[kind] |= 1;
}
function isSubstitutionEnabled(node) {
return (enabledSyntaxKindFeatures[node.kind] & 1) !== 0
&& (ts.getEmitFlags(node) & 4) === 0;
}
function substituteNode(hint, node) {
ts.Debug.assert(state < 3, "Cannot substitute a node after the result is disposed.");
return node && isSubstitutionEnabled(node) && onSubstituteNode(hint, node) || node;
}
function enableEmitNotification(kind) {
ts.Debug.assert(state < 2, "Cannot modify the transformation context after transformation has completed.");
enabledSyntaxKindFeatures[kind] |= 2;
}
function isEmitNotificationEnabled(node) {
return (enabledSyntaxKindFeatures[node.kind] & 2) !== 0
|| (ts.getEmitFlags(node) & 2) !== 0;
}
function emitNodeWithNotification(hint, node, emitCallback) {
ts.Debug.assert(state < 3, "Cannot invoke TransformationResult callbacks after the result is disposed.");
if (node) {
if (isEmitNotificationEnabled(node)) {
onEmitNode(hint, node, emitCallback);
}
else {
emitCallback(hint, node);
}
}
}
function hoistVariableDeclaration(name) {
ts.Debug.assert(state > 0, "Cannot modify the lexical environment during initialization.");
ts.Debug.assert(state < 2, "Cannot modify the lexical environment after transformation has completed.");
var decl = ts.setEmitFlags(ts.createVariableDeclaration(name), 64);
if (!lexicalEnvironmentVariableDeclarations) {
lexicalEnvironmentVariableDeclarations = [decl];
}
else {
lexicalEnvironmentVariableDeclarations.push(decl);
}
}
function hoistFunctionDeclaration(func) {
ts.Debug.assert(state > 0, "Cannot modify the lexical environment during initialization.");
ts.Debug.assert(state < 2, "Cannot modify the lexical environment after transformation has completed.");
if (!lexicalEnvironmentFunctionDeclarations) {
lexicalEnvironmentFunctionDeclarations = [func];
}
else {
lexicalEnvironmentFunctionDeclarations.push(func);
}
}
function startLexicalEnvironment() {
ts.Debug.assert(state > 0, "Cannot modify the lexical environment during initialization.");
ts.Debug.assert(state < 2, "Cannot modify the lexical environment after transformation has completed.");
ts.Debug.assert(!lexicalEnvironmentSuspended, "Lexical environment is suspended.");
lexicalEnvironmentVariableDeclarationsStack[lexicalEnvironmentStackOffset] = lexicalEnvironmentVariableDeclarations;
lexicalEnvironmentFunctionDeclarationsStack[lexicalEnvironmentStackOffset] = lexicalEnvironmentFunctionDeclarations;
lexicalEnvironmentStackOffset++;
lexicalEnvironmentVariableDeclarations = undefined;
lexicalEnvironmentFunctionDeclarations = undefined;
}
function suspendLexicalEnvironment() {
ts.Debug.assert(state > 0, "Cannot modify the lexical environment during initialization.");
ts.Debug.assert(state < 2, "Cannot modify the lexical environment after transformation has completed.");
ts.Debug.assert(!lexicalEnvironmentSuspended, "Lexical environment is already suspended.");
lexicalEnvironmentSuspended = true;
}
function resumeLexicalEnvironment() {
ts.Debug.assert(state > 0, "Cannot modify the lexical environment during initialization.");
ts.Debug.assert(state < 2, "Cannot modify the lexical environment after transformation has completed.");
ts.Debug.assert(lexicalEnvironmentSuspended, "Lexical environment is not suspended.");
lexicalEnvironmentSuspended = false;
}
function endLexicalEnvironment() {
ts.Debug.assert(state > 0, "Cannot modify the lexical environment during initialization.");
ts.Debug.assert(state < 2, "Cannot modify the lexical environment after transformation has completed.");
ts.Debug.assert(!lexicalEnvironmentSuspended, "Lexical environment is suspended.");
var statements;
if (lexicalEnvironmentVariableDeclarations || lexicalEnvironmentFunctionDeclarations) {
if (lexicalEnvironmentFunctionDeclarations) {
statements = lexicalEnvironmentFunctionDeclarations.slice();
}
if (lexicalEnvironmentVariableDeclarations) {
var statement = ts.createVariableStatement(undefined, ts.createVariableDeclarationList(lexicalEnvironmentVariableDeclarations));
if (!statements) {
statements = [statement];
}
else {
statements.push(statement);
}
}
}
lexicalEnvironmentStackOffset--;
lexicalEnvironmentVariableDeclarations = lexicalEnvironmentVariableDeclarationsStack[lexicalEnvironmentStackOffset];
lexicalEnvironmentFunctionDeclarations = lexicalEnvironmentFunctionDeclarationsStack[lexicalEnvironmentStackOffset];
if (lexicalEnvironmentStackOffset === 0) {
lexicalEnvironmentVariableDeclarationsStack = [];
lexicalEnvironmentFunctionDeclarationsStack = [];
}
return statements;
}
function requestEmitHelper(helper) {
ts.Debug.assert(state > 0, "Cannot modify the transformation context during initialization.");
ts.Debug.assert(state < 2, "Cannot modify the transformation context after transformation has completed.");
ts.Debug.assert(!helper.scoped, "Cannot request a scoped emit helper.");
emitHelpers = ts.append(emitHelpers, helper);
}
function readEmitHelpers() {
ts.Debug.assert(state > 0, "Cannot modify the transformation context during initialization.");
ts.Debug.assert(state < 2, "Cannot modify the transformation context after transformation has completed.");
var helpers = emitHelpers;
emitHelpers = undefined;
return helpers;
}
function dispose() {
if (state < 3) {
for (var _i = 0, nodes_5 = nodes; _i < nodes_5.length; _i++) {
var node = nodes_5[_i];
ts.disposeEmitNodes(ts.getSourceFileOfNode(ts.getParseTreeNode(node)));
}
lexicalEnvironmentVariableDeclarations = undefined;
lexicalEnvironmentVariableDeclarationsStack = undefined;
lexicalEnvironmentFunctionDeclarations = undefined;
lexicalEnvironmentFunctionDeclarationsStack = undefined;
onSubstituteNode = undefined;
onEmitNode = undefined;
emitHelpers = undefined;
state = 3;
}
}
}
ts.transformNodes = transformNodes;
})(ts || (ts = {}));
var ts;
(function (ts) {
var defaultLastEncodedSourceMapSpan = {
emittedLine: 0,
emittedColumn: 0,
sourceLine: 0,
sourceColumn: 0,
sourceIndex: 0
};
function createSourceMapWriter(host, writer, compilerOptions) {
if (compilerOptions === void 0) { compilerOptions = host.getCompilerOptions(); }
var extendedDiagnostics = compilerOptions.extendedDiagnostics;
var currentSource;
var currentSourceText;
var sourceMapDir;
var sourceMapSourceIndex;
var lastRecordedSourceMapSpan;
var lastEncodedSourceMapSpan;
var lastEncodedNameIndex;
var sourceMapData;
var sourceMapDataList;
var disabled = !(compilerOptions.sourceMap || compilerOptions.inlineSourceMap);
return {
initialize: initialize,
reset: reset,
setSourceFile: setSourceFile,
emitPos: emitPos,
emitNodeWithSourceMap: emitNodeWithSourceMap,
emitTokenWithSourceMap: emitTokenWithSourceMap,
getText: getText,
getSourceMappingURL: getSourceMappingURL,
};
function skipSourceTrivia(pos) {
return currentSource.skipTrivia ? currentSource.skipTrivia(pos) : ts.skipTrivia(currentSourceText, pos);
}
function initialize(filePath, sourceMapFilePath, sourceFileOrBundle, outputSourceMapDataList) {
if (disabled || ts.fileExtensionIs(filePath, ".json")) {
return;
}
if (sourceMapData) {
reset();
}
sourceMapDataList = outputSourceMapDataList;
currentSource = undefined;
currentSourceText = undefined;
sourceMapSourceIndex = -1;
lastRecordedSourceMapSpan = undefined;
lastEncodedSourceMapSpan = defaultLastEncodedSourceMapSpan;
lastEncodedNameIndex = 0;
sourceMapData = {
sourceMapFilePath: sourceMapFilePath,
jsSourceMappingURL: !compilerOptions.inlineSourceMap ? ts.getBaseFileName(ts.normalizeSlashes(sourceMapFilePath)) : undefined,
sourceMapFile: ts.getBaseFileName(ts.normalizeSlashes(filePath)),
sourceMapSourceRoot: compilerOptions.sourceRoot || "",
sourceMapSources: [],
inputSourceFileNames: [],
sourceMapNames: [],
sourceMapMappings: "",
sourceMapSourcesContent: compilerOptions.inlineSources ? [] : undefined,
};
sourceMapData.sourceMapSourceRoot = ts.normalizeSlashes(sourceMapData.sourceMapSourceRoot);
if (sourceMapData.sourceMapSourceRoot.length && sourceMapData.sourceMapSourceRoot.charCodeAt(sourceMapData.sourceMapSourceRoot.length - 1) !== 47) {
sourceMapData.sourceMapSourceRoot += ts.directorySeparator;
}
if (compilerOptions.mapRoot) {
sourceMapDir = ts.normalizeSlashes(compilerOptions.mapRoot);
if (sourceFileOrBundle.kind === 277) {
sourceMapDir = ts.getDirectoryPath(ts.getSourceFilePathInNewDir(sourceFileOrBundle, host, sourceMapDir));
}
if (!ts.isRootedDiskPath(sourceMapDir) && !ts.isUrl(sourceMapDir)) {
sourceMapDir = ts.combinePaths(host.getCommonSourceDirectory(), sourceMapDir);
sourceMapData.jsSourceMappingURL = ts.getRelativePathToDirectoryOrUrl(ts.getDirectoryPath(ts.normalizePath(filePath)), ts.combinePaths(sourceMapDir, sourceMapData.jsSourceMappingURL), host.getCurrentDirectory(), host.getCanonicalFileName, true);
}
else {
sourceMapData.jsSourceMappingURL = ts.combinePaths(sourceMapDir, sourceMapData.jsSourceMappingURL);
}
}
else {
sourceMapDir = ts.getDirectoryPath(ts.normalizePath(filePath));
}
}
function reset() {
if (disabled) {
return;
}
if (sourceMapDataList) {
sourceMapDataList.push(sourceMapData);
}
currentSource = undefined;
sourceMapDir = undefined;
sourceMapSourceIndex = undefined;
lastRecordedSourceMapSpan = undefined;
lastEncodedSourceMapSpan = undefined;
lastEncodedNameIndex = undefined;
sourceMapData = undefined;
sourceMapDataList = undefined;
}
function captureSection() {
return {
version: 3,
file: sourceMapData.sourceMapFile,
sourceRoot: sourceMapData.sourceMapSourceRoot,
sources: sourceMapData.sourceMapSources,
names: sourceMapData.sourceMapNames,
mappings: sourceMapData.sourceMapMappings,
sourcesContent: sourceMapData.sourceMapSourcesContent,
};
}
function encodeLastRecordedSourceMapSpan() {
if (!lastRecordedSourceMapSpan || lastRecordedSourceMapSpan === lastEncodedSourceMapSpan) {
return;
}
ts.Debug.assert(lastRecordedSourceMapSpan.emittedColumn >= 0, "lastEncodedSourceMapSpan.emittedColumn was negative");
ts.Debug.assert(lastRecordedSourceMapSpan.sourceIndex >= 0, "lastEncodedSourceMapSpan.sourceIndex was negative");
ts.Debug.assert(lastRecordedSourceMapSpan.sourceLine >= 0, "lastEncodedSourceMapSpan.sourceLine was negative");
ts.Debug.assert(lastRecordedSourceMapSpan.sourceColumn >= 0, "lastEncodedSourceMapSpan.sourceColumn was negative");
var prevEncodedEmittedColumn = lastEncodedSourceMapSpan.emittedColumn;
if (lastEncodedSourceMapSpan.emittedLine === lastRecordedSourceMapSpan.emittedLine) {
if (sourceMapData.sourceMapMappings) {
sourceMapData.sourceMapMappings += ",";
}
}
else {
for (var encodedLine = lastEncodedSourceMapSpan.emittedLine; encodedLine < lastRecordedSourceMapSpan.emittedLine; encodedLine++) {
sourceMapData.sourceMapMappings += ";";
}
prevEncodedEmittedColumn = 0;
}
sourceMapData.sourceMapMappings += base64VLQFormatEncode(lastRecordedSourceMapSpan.emittedColumn - prevEncodedEmittedColumn);
sourceMapData.sourceMapMappings += base64VLQFormatEncode(lastRecordedSourceMapSpan.sourceIndex - lastEncodedSourceMapSpan.sourceIndex);
sourceMapData.sourceMapMappings += base64VLQFormatEncode(lastRecordedSourceMapSpan.sourceLine - lastEncodedSourceMapSpan.sourceLine);
sourceMapData.sourceMapMappings += base64VLQFormatEncode(lastRecordedSourceMapSpan.sourceColumn - lastEncodedSourceMapSpan.sourceColumn);
if (lastRecordedSourceMapSpan.nameIndex >= 0) {
ts.Debug.assert(false, "We do not support name index right now, Make sure to update updateLastEncodedAndRecordedSpans when we start using this");
sourceMapData.sourceMapMappings += base64VLQFormatEncode(lastRecordedSourceMapSpan.nameIndex - lastEncodedNameIndex);
lastEncodedNameIndex = lastRecordedSourceMapSpan.nameIndex;
}
lastEncodedSourceMapSpan = lastRecordedSourceMapSpan;
}
function emitPos(pos) {
if (disabled || ts.positionIsSynthesized(pos) || isJsonSourceMapSource(currentSource)) {
return;
}
if (extendedDiagnostics) {
ts.performance.mark("beforeSourcemap");
}
var sourceLinePos = ts.getLineAndCharacterOfPosition(currentSource, pos);
var emittedLine = writer.getLine();
var emittedColumn = writer.getColumn();
if (!lastRecordedSourceMapSpan ||
lastRecordedSourceMapSpan.emittedLine !== emittedLine ||
lastRecordedSourceMapSpan.emittedColumn !== emittedColumn ||
(lastRecordedSourceMapSpan.sourceIndex === sourceMapSourceIndex &&
(lastRecordedSourceMapSpan.sourceLine > sourceLinePos.line ||
(lastRecordedSourceMapSpan.sourceLine === sourceLinePos.line && lastRecordedSourceMapSpan.sourceColumn > sourceLinePos.character)))) {
encodeLastRecordedSourceMapSpan();
lastRecordedSourceMapSpan = {
emittedLine: emittedLine,
emittedColumn: emittedColumn,
sourceLine: sourceLinePos.line,
sourceColumn: sourceLinePos.character,
sourceIndex: sourceMapSourceIndex
};
}
else {
lastRecordedSourceMapSpan.sourceLine = sourceLinePos.line;
lastRecordedSourceMapSpan.sourceColumn = sourceLinePos.character;
lastRecordedSourceMapSpan.sourceIndex = sourceMapSourceIndex;
}
if (extendedDiagnostics) {
ts.performance.mark("afterSourcemap");
ts.performance.measure("Source Map", "beforeSourcemap", "afterSourcemap");
}
}
function isPossiblySourceMap(x) {
return typeof x === "object" && !!x.mappings && typeof x.mappings === "string" && !!x.sources;
}
function emitNodeWithSourceMap(hint, node, emitCallback) {
var _a;
if (disabled || ts.isInJsonFile(node)) {
return emitCallback(hint, node);
}
if (node) {
if (ts.isUnparsedSource(node) && node.sourceMapText !== undefined) {
var text = node.sourceMapText;
var parsed = void 0;
try {
parsed = JSON.parse(text);
}
catch (_b) {
}
if (!parsed || !isPossiblySourceMap(parsed)) {
return emitCallback(hint, node);
}
var offsetLine = writer.getLine();
var firstLineColumnOffset = writer.getColumn();
var originalMap = parsed;
var sourcesDirectoryPath = compilerOptions.sourceRoot ? host.getCommonSourceDirectory() : sourceMapDir;
var resolvedPathCache = ts.createMap();
var absolutePathCache = ts.createMap();
var sourcemapIterator = ts.sourcemaps.decodeMappings(originalMap);
for (var _c = sourcemapIterator.next(), raw = _c.value, done = _c.done; !done; _a = sourcemapIterator.next(), raw = _a.value, done = _a.done, _a) {
var pathCacheKey = "" + raw.sourceIndex;
if (!resolvedPathCache.has(pathCacheKey)) {
var rawPath = originalMap.sources[raw.sourceIndex];
var relativePath = originalMap.sourceRoot ? ts.combinePaths(originalMap.sourceRoot, rawPath) : rawPath;
var combinedPath = ts.combinePaths(ts.getDirectoryPath(node.sourceMapPath), relativePath);
var resolvedPath_1 = ts.getRelativePathToDirectoryOrUrl(sourcesDirectoryPath, combinedPath, host.getCurrentDirectory(), host.getCanonicalFileName, true);
resolvedPathCache.set(pathCacheKey, resolvedPath_1);
absolutePathCache.set(pathCacheKey, ts.getNormalizedAbsolutePath(resolvedPath_1, sourcesDirectoryPath));
}
var resolvedPath = resolvedPathCache.get(pathCacheKey);
var absolutePath = absolutePathCache.get(pathCacheKey);
setupSourceEntry(absolutePath, originalMap.sourcesContent ? originalMap.sourcesContent[raw.sourceIndex] : null, resolvedPath);
var newIndex = sourceMapData.sourceMapSources.indexOf(resolvedPath);
encodeLastRecordedSourceMapSpan();
lastRecordedSourceMapSpan = __assign({}, raw, { emittedLine: raw.emittedLine + offsetLine, emittedColumn: raw.emittedLine === 0 ? (raw.emittedColumn + firstLineColumnOffset) : raw.emittedColumn, sourceIndex: newIndex });
}
return emitCallback(hint, node);
}
var emitNode = node.emitNode;
var emitFlags = emitNode && emitNode.flags || 0;
var range = emitNode && emitNode.sourceMapRange;
var _d = range || node, pos = _d.pos, end = _d.end;
var source = range && range.source;
var oldSource = currentSource;
if (source === oldSource)
source = undefined;
if (source)
setSourceFile(source);
if (node.kind !== 304
&& (emitFlags & 16) === 0
&& pos >= 0) {
emitPos(skipSourceTrivia(pos));
}
if (source)
setSourceFile(oldSource);
if (emitFlags & 64) {
disabled = true;
emitCallback(hint, node);
disabled = false;
}
else {
emitCallback(hint, node);
}
if (source)
setSourceFile(source);
if (node.kind !== 304
&& (emitFlags & 32) === 0
&& end >= 0) {
emitPos(end);
}
if (source)
setSourceFile(oldSource);
}
}
function emitTokenWithSourceMap(node, token, writer, tokenPos, emitCallback) {
if (disabled || ts.isInJsonFile(node)) {
return emitCallback(token, writer, tokenPos);
}
var emitNode = node && node.emitNode;
var emitFlags = emitNode && emitNode.flags || 0;
var range = emitNode && emitNode.tokenSourceMapRanges && emitNode.tokenSourceMapRanges[token];
tokenPos = skipSourceTrivia(range ? range.pos : tokenPos);
if ((emitFlags & 128) === 0 && tokenPos >= 0) {
emitPos(tokenPos);
}
tokenPos = emitCallback(token, writer, tokenPos);
if (range)
tokenPos = range.end;
if ((emitFlags & 256) === 0 && tokenPos >= 0) {
emitPos(tokenPos);
}
return tokenPos;
}
function isJsonSourceMapSource(sourceFile) {
return ts.fileExtensionIs(sourceFile.fileName, ".json");
}
function setSourceFile(sourceFile) {
if (disabled) {
return;
}
currentSource = sourceFile;
currentSourceText = currentSource.text;
if (isJsonSourceMapSource(sourceFile)) {
return;
}
setupSourceEntry(sourceFile.fileName, sourceFile.text);
}
function setupSourceEntry(fileName, content, source) {
if (!source) {
var sourcesDirectoryPath = compilerOptions.sourceRoot ? host.getCommonSourceDirectory() : sourceMapDir;
source = ts.getRelativePathToDirectoryOrUrl(sourcesDirectoryPath, fileName, host.getCurrentDirectory(), host.getCanonicalFileName, true);
}
sourceMapSourceIndex = sourceMapData.sourceMapSources.indexOf(source);
if (sourceMapSourceIndex === -1) {
sourceMapSourceIndex = sourceMapData.sourceMapSources.length;
sourceMapData.sourceMapSources.push(source);
sourceMapData.inputSourceFileNames.push(fileName);
if (compilerOptions.inlineSources) {
sourceMapData.sourceMapSourcesContent.push(content);
}
}
}
function getText() {
if (disabled || isJsonSourceMapSource(currentSource)) {
return undefined;
}
encodeLastRecordedSourceMapSpan();
return JSON.stringify(captureSection());
}
function getSourceMappingURL() {
if (disabled || isJsonSourceMapSource(currentSource)) {
return undefined;
}
if (compilerOptions.inlineSourceMap) {
var base64SourceMapText = ts.base64encode(ts.sys, getText());
return sourceMapData.jsSourceMappingURL = "data:application/json;base64," + base64SourceMapText;
}
else {
return sourceMapData.jsSourceMappingURL;
}
}
}
ts.createSourceMapWriter = createSourceMapWriter;
var base64Chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
function base64FormatEncode(inValue) {
if (inValue < 64) {
return base64Chars.charAt(inValue);
}
throw TypeError(inValue + ": not a 64 based value");
}
function base64VLQFormatEncode(inValue) {
if (inValue < 0) {
inValue = ((-inValue) << 1) + 1;
}
else {
inValue = inValue << 1;
}
var encodedStr = "";
do {
var currentDigit = inValue & 31;
inValue = inValue >> 5;
if (inValue > 0) {
currentDigit = currentDigit | 32;
}
encodedStr = encodedStr + base64FormatEncode(currentDigit);
} while (inValue > 0);
return encodedStr;
}
})(ts || (ts = {}));
var ts;
(function (ts) {
function createCommentWriter(printerOptions, emitPos) {
var extendedDiagnostics = printerOptions.extendedDiagnostics;
var newLine = ts.getNewLineCharacter(printerOptions);
var writer;
var containerPos = -1;
var containerEnd = -1;
var declarationListContainerEnd = -1;
var currentSourceFile;
var currentText;
var currentLineMap;
var detachedCommentsInfo;
var hasWrittenComment = false;
var disabled = !!printerOptions.removeComments;
return {
reset: reset,
setWriter: setWriter,
setSourceFile: setSourceFile,
emitNodeWithComments: emitNodeWithComments,
emitBodyWithDetachedComments: emitBodyWithDetachedComments,
emitTrailingCommentsOfPosition: emitTrailingCommentsOfPosition,
emitLeadingCommentsOfPosition: emitLeadingCommentsOfPosition,
};
function emitNodeWithComments(hint, node, emitCallback) {
if (disabled) {
emitCallback(hint, node);
return;
}
if (node) {
hasWrittenComment = false;
var emitNode = node.emitNode;
var emitFlags = emitNode && emitNode.flags || 0;
var _a = emitNode && emitNode.commentRange || node, pos = _a.pos, end = _a.end;
if ((pos < 0 && end < 0) || (pos === end)) {
emitNodeWithSynthesizedComments(hint, node, emitNode, emitFlags, emitCallback);
}
else {
if (extendedDiagnostics) {
ts.performance.mark("preEmitNodeWithComment");
}
var isEmittedNode = node.kind !== 304;
var skipLeadingComments = pos < 0 || (emitFlags & 512) !== 0 || node.kind === 10;
var skipTrailingComments = end < 0 || (emitFlags & 1024) !== 0 || node.kind === 10;
if (!skipLeadingComments) {
emitLeadingComments(pos, isEmittedNode);
}
var savedContainerPos = containerPos;
var savedContainerEnd = containerEnd;
var savedDeclarationListContainerEnd = declarationListContainerEnd;
if (!skipLeadingComments) {
containerPos = pos;
}
if (!skipTrailingComments) {
containerEnd = end;
if (node.kind === 236) {
declarationListContainerEnd = end;
}
}
if (extendedDiagnostics) {
ts.performance.measure("commentTime", "preEmitNodeWithComment");
}
emitNodeWithSynthesizedComments(hint, node, emitNode, emitFlags, emitCallback);
if (extendedDiagnostics) {
ts.performance.mark("postEmitNodeWithComment");
}
containerPos = savedContainerPos;
containerEnd = savedContainerEnd;
declarationListContainerEnd = savedDeclarationListContainerEnd;
if (!skipTrailingComments && isEmittedNode) {
emitTrailingComments(end);
}
if (extendedDiagnostics) {
ts.performance.measure("commentTime", "postEmitNodeWithComment");
}
}
}
}
function emitNodeWithSynthesizedComments(hint, node, emitNode, emitFlags, emitCallback) {
var leadingComments = emitNode && emitNode.leadingComments;
if (ts.some(leadingComments)) {
if (extendedDiagnostics) {
ts.performance.mark("preEmitNodeWithSynthesizedComments");
}
ts.forEach(leadingComments, emitLeadingSynthesizedComment);
if (extendedDiagnostics) {
ts.performance.measure("commentTime", "preEmitNodeWithSynthesizedComments");
}
}
emitNodeWithNestedComments(hint, node, emitFlags, emitCallback);
var trailingComments = emitNode && emitNode.trailingComments;
if (ts.some(trailingComments)) {
if (extendedDiagnostics) {
ts.performance.mark("postEmitNodeWithSynthesizedComments");
}
ts.forEach(trailingComments, emitTrailingSynthesizedComment);
if (extendedDiagnostics) {
ts.performance.measure("commentTime", "postEmitNodeWithSynthesizedComments");
}
}
}
function emitLeadingSynthesizedComment(comment) {
if (comment.kind === 2) {
writer.writeLine();
}
writeSynthesizedComment(comment);
if (comment.hasTrailingNewLine || comment.kind === 2) {
writer.writeLine();
}
else {
writer.write(" ");
}
}
function emitTrailingSynthesizedComment(comment) {
if (!writer.isAtStartOfLine()) {
writer.write(" ");
}
writeSynthesizedComment(comment);
if (comment.hasTrailingNewLine) {
writer.writeLine();
}
}
function writeSynthesizedComment(comment) {
var text = formatSynthesizedComment(comment);
var lineMap = comment.kind === 3 ? ts.computeLineStarts(text) : undefined;
ts.writeCommentRange(text, lineMap, writer, 0, text.length, newLine);
}
function formatSynthesizedComment(comment) {
return comment.kind === 3
? "/*" + comment.text + "*/"
: "//" + comment.text;
}
function emitNodeWithNestedComments(hint, node, emitFlags, emitCallback) {
if (emitFlags & 2048) {
disabled = true;
emitCallback(hint, node);
disabled = false;
}
else {
emitCallback(hint, node);
}
}
function emitBodyWithDetachedComments(node, detachedRange, emitCallback) {
if (extendedDiagnostics) {
ts.performance.mark("preEmitBodyWithDetachedComments");
}
var pos = detachedRange.pos, end = detachedRange.end;
var emitFlags = ts.getEmitFlags(node);
var skipLeadingComments = pos < 0 || (emitFlags & 512) !== 0;
var skipTrailingComments = disabled || end < 0 || (emitFlags & 1024) !== 0;
if (!skipLeadingComments) {
emitDetachedCommentsAndUpdateCommentsInfo(detachedRange);
}
if (extendedDiagnostics) {
ts.performance.measure("commentTime", "preEmitBodyWithDetachedComments");
}
if (emitFlags & 2048 && !disabled) {
disabled = true;
emitCallback(node);
disabled = false;
}
else {
emitCallback(node);
}
if (extendedDiagnostics) {
ts.performance.mark("beginEmitBodyWithDetachedCommetns");
}
if (!skipTrailingComments) {
emitLeadingComments(detachedRange.end, true);
if (hasWrittenComment && !writer.isAtStartOfLine()) {
writer.writeLine();
}
}
if (extendedDiagnostics) {
ts.performance.measure("commentTime", "beginEmitBodyWithDetachedCommetns");
}
}
function emitLeadingComments(pos, isEmittedNode) {
hasWrittenComment = false;
if (isEmittedNode) {
forEachLeadingCommentToEmit(pos, emitLeadingComment);
}
else if (pos === 0) {
forEachLeadingCommentToEmit(pos, emitTripleSlashLeadingComment);
}
}
function emitTripleSlashLeadingComment(commentPos, commentEnd, kind, hasTrailingNewLine, rangePos) {
if (isTripleSlashComment(commentPos, commentEnd)) {
emitLeadingComment(commentPos, commentEnd, kind, hasTrailingNewLine, rangePos);
}
}
function shouldWriteComment(text, pos) {
if (printerOptions.onlyPrintJsDocStyle) {
return (ts.isJSDocLikeText(text, pos) || ts.isPinnedComment(text, pos));
}
return true;
}
function emitLeadingComment(commentPos, commentEnd, kind, hasTrailingNewLine, rangePos) {
if (!shouldWriteComment(currentText, commentPos))
return;
if (!hasWrittenComment) {
ts.emitNewLineBeforeLeadingCommentOfPosition(currentLineMap, writer, rangePos, commentPos);
hasWrittenComment = true;
}
if (emitPos)
emitPos(commentPos);
ts.writeCommentRange(currentText, currentLineMap, writer, commentPos, commentEnd, newLine);
if (emitPos)
emitPos(commentEnd);
if (hasTrailingNewLine) {
writer.writeLine();
}
else if (kind === 3) {
writer.write(" ");
}
}
function emitLeadingCommentsOfPosition(pos) {
if (disabled || pos === -1) {
return;
}
emitLeadingComments(pos, true);
}
function emitTrailingComments(pos) {
forEachTrailingCommentToEmit(pos, emitTrailingComment);
}
function emitTrailingComment(commentPos, commentEnd, _kind, hasTrailingNewLine) {
if (!shouldWriteComment(currentText, commentPos))
return;
if (!writer.isAtStartOfLine()) {
writer.write(" ");
}
if (emitPos)
emitPos(commentPos);
ts.writeCommentRange(currentText, currentLineMap, writer, commentPos, commentEnd, newLine);
if (emitPos)
emitPos(commentEnd);
if (hasTrailingNewLine) {
writer.writeLine();
}
}
function emitTrailingCommentsOfPosition(pos, prefixSpace) {
if (disabled) {
return;
}
if (extendedDiagnostics) {
ts.performance.mark("beforeEmitTrailingCommentsOfPosition");
}
forEachTrailingCommentToEmit(pos, prefixSpace ? emitTrailingComment : emitTrailingCommentOfPosition);
if (extendedDiagnostics) {
ts.performance.measure("commentTime", "beforeEmitTrailingCommentsOfPosition");
}
}
function emitTrailingCommentOfPosition(commentPos, commentEnd, _kind, hasTrailingNewLine) {
if (emitPos)
emitPos(commentPos);
ts.writeCommentRange(currentText, currentLineMap, writer, commentPos, commentEnd, newLine);
if (emitPos)
emitPos(commentEnd);
if (hasTrailingNewLine) {
writer.writeLine();
}
else {
writer.write(" ");
}
}
function forEachLeadingCommentToEmit(pos, cb) {
if (containerPos === -1 || pos !== containerPos) {
if (hasDetachedComments(pos)) {
forEachLeadingCommentWithoutDetachedComments(cb);
}
else {
ts.forEachLeadingCommentRange(currentText, pos, cb, pos);
}
}
}
function forEachTrailingCommentToEmit(end, cb) {
if (containerEnd === -1 || (end !== containerEnd && end !== declarationListContainerEnd)) {
ts.forEachTrailingCommentRange(currentText, end, cb);
}
}
function reset() {
currentSourceFile = undefined;
currentText = undefined;
currentLineMap = undefined;
detachedCommentsInfo = undefined;
}
function setWriter(output) {
writer = output;
}
function setSourceFile(sourceFile) {
currentSourceFile = sourceFile;
currentText = currentSourceFile.text;
currentLineMap = ts.getLineStarts(currentSourceFile);
detachedCommentsInfo = undefined;
}
function hasDetachedComments(pos) {
return detachedCommentsInfo !== undefined && ts.last(detachedCommentsInfo).nodePos === pos;
}
function forEachLeadingCommentWithoutDetachedComments(cb) {
var pos = ts.last(detachedCommentsInfo).detachedCommentEndPos;
if (detachedCommentsInfo.length - 1) {
detachedCommentsInfo.pop();
}
else {
detachedCommentsInfo = undefined;
}
ts.forEachLeadingCommentRange(currentText, pos, cb, pos);
}
function emitDetachedCommentsAndUpdateCommentsInfo(range) {
var currentDetachedCommentInfo = ts.emitDetachedComments(currentText, currentLineMap, writer, writeComment, range, newLine, disabled);
if (currentDetachedCommentInfo) {
if (detachedCommentsInfo) {
detachedCommentsInfo.push(currentDetachedCommentInfo);
}
else {
detachedCommentsInfo = [currentDetachedCommentInfo];
}
}
}
function writeComment(text, lineMap, writer, commentPos, commentEnd, newLine) {
if (!shouldWriteComment(currentText, commentPos))
return;
if (emitPos)
emitPos(commentPos);
ts.writeCommentRange(text, lineMap, writer, commentPos, commentEnd, newLine);
if (emitPos)
emitPos(commentEnd);
}
function isTripleSlashComment(commentPos, commentEnd) {
return ts.isRecognizedTripleSlashComment(currentText, commentPos, commentEnd);
}
}
ts.createCommentWriter = createCommentWriter;
})(ts || (ts = {}));
var ts;
(function (ts) {
var infoExtension = ".tsbundleinfo";
var brackets = createBracketsMap();
function forEachEmittedFile(host, action, sourceFilesOrTargetSourceFile, emitOnlyDtsFiles) {
if (emitOnlyDtsFiles === void 0) { emitOnlyDtsFiles = false; }
var sourceFiles = ts.isArray(sourceFilesOrTargetSourceFile) ? sourceFilesOrTargetSourceFile : ts.getSourceFilesToEmit(host, sourceFilesOrTargetSourceFile);
var options = host.getCompilerOptions();
if (options.outFile || options.out) {
if (sourceFiles.length) {
var bundle = ts.createBundle(sourceFiles, host.getPrependNodes());
var result = action(getOutputPathsFor(bundle, host, emitOnlyDtsFiles), bundle);
if (result) {
return result;
}
}
}
else {
for (var _a = 0, sourceFiles_1 = sourceFiles; _a < sourceFiles_1.length; _a++) {
var sourceFile = sourceFiles_1[_a];
var result = action(getOutputPathsFor(sourceFile, host, emitOnlyDtsFiles), sourceFile);
if (result) {
return result;
}
}
}
}
ts.forEachEmittedFile = forEachEmittedFile;
function getOutputPathsFor(sourceFile, host, forceDtsPaths) {
var options = host.getCompilerOptions();
if (sourceFile.kind === 278) {
var jsFilePath = options.outFile || options.out;
var sourceMapFilePath = getSourceMapFilePath(jsFilePath, options);
var declarationFilePath = (forceDtsPaths || options.declaration) ? ts.removeFileExtension(jsFilePath) + ".d.ts" : undefined;
var declarationMapPath = ts.getAreDeclarationMapsEnabled(options) ? declarationFilePath + ".map" : undefined;
var bundleInfoPath = options.references && jsFilePath ? (ts.removeFileExtension(jsFilePath) + infoExtension) : undefined;
return { jsFilePath: jsFilePath, sourceMapFilePath: sourceMapFilePath, declarationFilePath: declarationFilePath, declarationMapPath: declarationMapPath, bundleInfoPath: bundleInfoPath };
}
else {
var jsFilePath = ts.getOwnEmitOutputFilePath(sourceFile, host, getOutputExtension(sourceFile, options));
var sourceMapFilePath = ts.isJsonSourceFile(sourceFile) ? undefined : getSourceMapFilePath(jsFilePath, options);
var isJs = ts.isSourceFileJavaScript(sourceFile);
var declarationFilePath = ((forceDtsPaths || options.declaration) && !isJs) ? ts.getDeclarationEmitOutputFilePath(sourceFile, host) : undefined;
var declarationMapPath = ts.getAreDeclarationMapsEnabled(options) ? declarationFilePath + ".map" : undefined;
return { jsFilePath: jsFilePath, sourceMapFilePath: sourceMapFilePath, declarationFilePath: declarationFilePath, declarationMapPath: declarationMapPath, bundleInfoPath: undefined };
}
}
ts.getOutputPathsFor = getOutputPathsFor;
function getSourceMapFilePath(jsFilePath, options) {
return (options.sourceMap && !options.inlineSourceMap) ? jsFilePath + ".map" : undefined;
}
function createDefaultBundleInfo() {
return {
originalOffset: -1,
totalLength: -1
};
}
function getOutputExtension(sourceFile, options) {
if (ts.isJsonSourceFile(sourceFile)) {
return ".json";
}
if (options.jsx === 1) {
if (ts.isSourceFileJavaScript(sourceFile)) {
if (ts.fileExtensionIs(sourceFile.fileName, ".jsx")) {
return ".jsx";
}
}
else if (sourceFile.languageVariant === 1) {
return ".jsx";
}
}
return ".js";
}
ts.getOutputExtension = getOutputExtension;
function emitFiles(resolver, host, targetSourceFile, emitOnlyDtsFiles, transformers, declarationTransformers) {
var compilerOptions = host.getCompilerOptions();
var sourceMapDataList = (compilerOptions.sourceMap || compilerOptions.inlineSourceMap || ts.getAreDeclarationMapsEnabled(compilerOptions)) ? [] : undefined;
var emittedFilesList = compilerOptions.listEmittedFiles ? [] : undefined;
var emitterDiagnostics = ts.createDiagnosticCollection();
var newLine = host.getNewLine();
var writer = ts.createTextWriter(newLine);
var sourceMap = ts.createSourceMapWriter(host, writer);
var declarationSourceMap = ts.createSourceMapWriter(host, writer, {
sourceMap: compilerOptions.declarationMap,
sourceRoot: compilerOptions.sourceRoot,
mapRoot: compilerOptions.mapRoot,
extendedDiagnostics: compilerOptions.extendedDiagnostics,
});
var bundleInfo = createDefaultBundleInfo();
var emitSkipped = false;
ts.performance.mark("beforePrint");
forEachEmittedFile(host, emitSourceFileOrBundle, ts.getSourceFilesToEmit(host, targetSourceFile), emitOnlyDtsFiles);
ts.performance.measure("printTime", "beforePrint");
return {
emitSkipped: emitSkipped,
diagnostics: emitterDiagnostics.getDiagnostics(),
emittedFiles: emittedFilesList,
sourceMaps: sourceMapDataList,
};
function emitSourceFileOrBundle(_a, sourceFileOrBundle) {
var jsFilePath = _a.jsFilePath, sourceMapFilePath = _a.sourceMapFilePath, declarationFilePath = _a.declarationFilePath, declarationMapPath = _a.declarationMapPath, bundleInfoPath = _a.bundleInfoPath;
emitJsFileOrBundle(sourceFileOrBundle, jsFilePath, sourceMapFilePath, bundleInfoPath);
emitDeclarationFileOrBundle(sourceFileOrBundle, declarationFilePath, declarationMapPath);
if (!emitSkipped && emittedFilesList) {
if (!emitOnlyDtsFiles) {
emittedFilesList.push(jsFilePath);
}
if (sourceMapFilePath) {
emittedFilesList.push(sourceMapFilePath);
}
if (declarationFilePath) {
emittedFilesList.push(declarationFilePath);
}
if (bundleInfoPath) {
emittedFilesList.push(bundleInfoPath);
}
}
}
function emitJsFileOrBundle(sourceFileOrBundle, jsFilePath, sourceMapFilePath, bundleInfoPath) {
if (host.isEmitBlocked(jsFilePath) || compilerOptions.noEmit || compilerOptions.emitDeclarationOnly) {
emitSkipped = true;
return;
}
if (emitOnlyDtsFiles) {
return;
}
var transform = ts.transformNodes(resolver, host, compilerOptions, [sourceFileOrBundle], transformers, false);
var printer = createPrinter(__assign({}, compilerOptions, { noEmitHelpers: compilerOptions.noEmitHelpers }), {
hasGlobalName: resolver.hasGlobalName,
onEmitNode: transform.emitNodeWithNotification,
substituteNode: transform.substituteNode,
onEmitSourceMapOfNode: sourceMap.emitNodeWithSourceMap,
onEmitSourceMapOfToken: sourceMap.emitTokenWithSourceMap,
onEmitSourceMapOfPosition: sourceMap.emitPos,
onSetSourceFile: setSourceFile,
});
ts.Debug.assert(transform.transformed.length === 1, "Should only see one output from the transform");
printSourceFileOrBundle(jsFilePath, sourceMapFilePath, transform.transformed[0], bundleInfoPath, printer, sourceMap);
transform.dispose();
}
function emitDeclarationFileOrBundle(sourceFileOrBundle, declarationFilePath, declarationMapPath) {
if (!(declarationFilePath && !ts.isInJavaScriptFile(sourceFileOrBundle))) {
return;
}
var sourceFiles = ts.isSourceFile(sourceFileOrBundle) ? [sourceFileOrBundle] : sourceFileOrBundle.sourceFiles;
var nonJsFiles = ts.filter(sourceFiles, ts.isSourceFileNotJavaScript);
var inputListOrBundle = (compilerOptions.outFile || compilerOptions.out) ? [ts.createBundle(nonJsFiles, !ts.isSourceFile(sourceFileOrBundle) ? sourceFileOrBundle.prepends : undefined)] : nonJsFiles;
if (emitOnlyDtsFiles && !compilerOptions.declaration) {
nonJsFiles.forEach(collectLinkedAliases);
}
var declarationTransform = ts.transformNodes(resolver, host, compilerOptions, inputListOrBundle, ts.concatenate([ts.transformDeclarations], declarationTransformers), false);
if (ts.length(declarationTransform.diagnostics)) {
for (var _a = 0, _b = declarationTransform.diagnostics; _a < _b.length; _a++) {
var diagnostic = _b[_a];
emitterDiagnostics.add(diagnostic);
}
}
var declarationPrinter = createPrinter(__assign({}, compilerOptions, { onlyPrintJsDocStyle: true, noEmitHelpers: true }), {
hasGlobalName: resolver.hasGlobalName,
onEmitSourceMapOfNode: declarationSourceMap.emitNodeWithSourceMap,
onEmitSourceMapOfToken: declarationSourceMap.emitTokenWithSourceMap,
onEmitSourceMapOfPosition: declarationSourceMap.emitPos,
onSetSourceFile: setSourceFileForDeclarationSourceMaps,
onEmitNode: declarationTransform.emitNodeWithNotification,
substituteNode: declarationTransform.substituteNode,
});
var declBlocked = (!!declarationTransform.diagnostics && !!declarationTransform.diagnostics.length) || !!host.isEmitBlocked(declarationFilePath) || !!compilerOptions.noEmit;
emitSkipped = emitSkipped || declBlocked;
if (!declBlocked || emitOnlyDtsFiles) {
ts.Debug.assert(declarationTransform.transformed.length === 1, "Should only see one output from the decl transform");
printSourceFileOrBundle(declarationFilePath, declarationMapPath, declarationTransform.transformed[0], undefined, declarationPrinter, declarationSourceMap);
}
declarationTransform.dispose();
}
function collectLinkedAliases(node) {
if (ts.isExportAssignment(node)) {
if (node.expression.kind === 71) {
resolver.collectLinkedAliases(node.expression, true);
}
return;
}
else if (ts.isExportSpecifier(node)) {
resolver.collectLinkedAliases(node.propertyName || node.name, true);
return;
}
ts.forEachChild(node, collectLinkedAliases);
}
function printSourceFileOrBundle(jsFilePath, sourceMapFilePath, sourceFileOrBundle, bundleInfoPath, printer, mapRecorder) {
var bundle = sourceFileOrBundle.kind === 278 ? sourceFileOrBundle : undefined;
var sourceFile = sourceFileOrBundle.kind === 277 ? sourceFileOrBundle : undefined;
var sourceFiles = bundle ? bundle.sourceFiles : [sourceFile];
mapRecorder.initialize(jsFilePath, sourceMapFilePath || "", sourceFileOrBundle, sourceMapDataList);
if (bundle) {
printer.writeBundle(bundle, writer, bundleInfo);
}
else {
printer.writeFile(sourceFile, writer);
}
writer.writeLine();
var sourceMappingURL = mapRecorder.getSourceMappingURL();
if (sourceMappingURL) {
writer.write("//# " + "sourceMappingURL" + "=" + sourceMappingURL);
}
if (sourceMapFilePath) {
ts.writeFile(host, emitterDiagnostics, sourceMapFilePath, mapRecorder.getText(), false, sourceFiles);
}
ts.writeFile(host, emitterDiagnostics, jsFilePath, writer.getText(), !!compilerOptions.emitBOM, sourceFiles);
if (bundleInfoPath) {
bundleInfo.totalLength = writer.getTextPos();
ts.writeFile(host, emitterDiagnostics, bundleInfoPath, JSON.stringify(bundleInfo, undefined, 2), false);
}
mapRecorder.reset();
writer.clear();
bundleInfo = createDefaultBundleInfo();
}
function setSourceFile(node) {
sourceMap.setSourceFile(node);
}
function setSourceFileForDeclarationSourceMaps(node) {
declarationSourceMap.setSourceFile(node);
}
}
ts.emitFiles = emitFiles;
function createPrinter(printerOptions, handlers) {
if (printerOptions === void 0) { printerOptions = {}; }
if (handlers === void 0) { handlers = {}; }
var hasGlobalName = handlers.hasGlobalName, onEmitSourceMapOfNode = handlers.onEmitSourceMapOfNode, onEmitSourceMapOfToken = handlers.onEmitSourceMapOfToken, onEmitSourceMapOfPosition = handlers.onEmitSourceMapOfPosition, onEmitNode = handlers.onEmitNode, onSetSourceFile = handlers.onSetSourceFile, substituteNode = handlers.substituteNode, onBeforeEmitNodeArray = handlers.onBeforeEmitNodeArray, onAfterEmitNodeArray = handlers.onAfterEmitNodeArray, onBeforeEmitToken = handlers.onBeforeEmitToken, onAfterEmitToken = handlers.onAfterEmitToken;
var newLine = ts.getNewLineCharacter(printerOptions);
var comments = ts.createCommentWriter(printerOptions, onEmitSourceMapOfPosition);
var emitNodeWithComments = comments.emitNodeWithComments, emitBodyWithDetachedComments = comments.emitBodyWithDetachedComments, emitTrailingCommentsOfPosition = comments.emitTrailingCommentsOfPosition, emitLeadingCommentsOfPosition = comments.emitLeadingCommentsOfPosition;
var currentSourceFile;
var nodeIdToGeneratedName;
var autoGeneratedIdToGeneratedName;
var generatedNames;
var tempFlagsStack;
var tempFlags;
var reservedNamesStack;
var reservedNames;
var writer;
var ownWriter;
var write = writeBase;
var commitPendingSemicolon = ts.noop;
var writeSemicolon = writeSemicolonInternal;
var pendingSemicolon = false;
if (printerOptions.omitTrailingSemicolon) {
commitPendingSemicolon = commitPendingSemicolonInternal;
writeSemicolon = deferWriteSemicolon;
}
var syntheticParent = { pos: -1, end: -1 };
var moduleKind = ts.getEmitModuleKind(printerOptions);
var bundledHelpers = ts.createMap();
var isOwnFileEmit;
reset();
return {
printNode: printNode,
printList: printList,
printFile: printFile,
printBundle: printBundle,
writeNode: writeNode,
writeList: writeList,
writeFile: writeFile,
writeBundle: writeBundle
};
function printNode(hint, node, sourceFile) {
switch (hint) {
case 0:
ts.Debug.assert(ts.isSourceFile(node), "Expected a SourceFile node.");
break;
case 2:
ts.Debug.assert(ts.isIdentifier(node), "Expected an Identifier node.");
break;
case 1:
ts.Debug.assert(ts.isExpression(node), "Expected an Expression node.");
break;
}
switch (node.kind) {
case 277: return printFile(node);
case 278: return printBundle(node);
case 279: return printUnparsedSource(node);
}
writeNode(hint, node, sourceFile, beginPrint());
return endPrint();
}
function printList(format, nodes, sourceFile) {
writeList(format, nodes, sourceFile, beginPrint());
return endPrint();
}
function printBundle(bundle) {
writeBundle(bundle, beginPrint());
return endPrint();
}
function printFile(sourceFile) {
writeFile(sourceFile, beginPrint());
return endPrint();
}
function printUnparsedSource(unparsed) {
writeUnparsedSource(unparsed, beginPrint());
return endPrint();
}
function writeNode(hint, node, sourceFile, output) {
var previousWriter = writer;
setWriter(output);
print(hint, node, sourceFile);
reset();
writer = previousWriter;
}
function writeList(format, nodes, sourceFile, output) {
var previousWriter = writer;
setWriter(output);
if (sourceFile) {
setSourceFile(sourceFile);
}
emitList(syntheticParent, nodes, format);
reset();
writer = previousWriter;
}
function writeBundle(bundle, output, bundleInfo) {
isOwnFileEmit = false;
var previousWriter = writer;
setWriter(output);
emitShebangIfNeeded(bundle);
emitPrologueDirectivesIfNeeded(bundle);
emitHelpers(bundle);
emitSyntheticTripleSlashReferencesIfNeeded(bundle);
for (var _a = 0, _b = bundle.prepends; _a < _b.length; _a++) {
var prepend = _b[_a];
print(4, prepend, undefined);
writeLine();
}
if (bundleInfo) {
bundleInfo.originalOffset = writer.getTextPos();
}
for (var _c = 0, _d = bundle.sourceFiles; _c < _d.length; _c++) {
var sourceFile = _d[_c];
print(0, sourceFile, sourceFile);
}
reset();
writer = previousWriter;
}
function writeUnparsedSource(unparsed, output) {
var previousWriter = writer;
setWriter(output);
print(4, unparsed, undefined);
reset();
writer = previousWriter;
}
function writeFile(sourceFile, output) {
isOwnFileEmit = true;
var previousWriter = writer;
setWriter(output);
emitShebangIfNeeded(sourceFile);
emitPrologueDirectivesIfNeeded(sourceFile);
print(0, sourceFile, sourceFile);
reset();
writer = previousWriter;
}
function beginPrint() {
return ownWriter || (ownWriter = ts.createTextWriter(newLine));
}
function endPrint() {
var text = ownWriter.getText();
ownWriter.clear();
return text;
}
function print(hint, node, sourceFile) {
if (sourceFile) {
setSourceFile(sourceFile);
}
var pipelinePhase = getPipelinePhase(0, hint);
pipelinePhase(hint, node);
}
function setSourceFile(sourceFile) {
currentSourceFile = sourceFile;
comments.setSourceFile(sourceFile);
if (onSetSourceFile) {
onSetSourceFile(sourceFile);
}
}
function setWriter(output) {
writer = output;
comments.setWriter(output);
}
function reset() {
nodeIdToGeneratedName = [];
autoGeneratedIdToGeneratedName = [];
generatedNames = ts.createMap();
tempFlagsStack = [];
tempFlags = 0;
reservedNamesStack = [];
comments.reset();
setWriter(undefined);
}
function emit(node) {
if (!node)
return;
var pipelinePhase = getPipelinePhase(0, 4);
pipelinePhase(4, node);
}
function emitIdentifierName(node) {
if (!node)
return;
var pipelinePhase = getPipelinePhase(0, 2);
pipelinePhase(2, node);
}
function emitExpression(node) {
if (!node)
return;
var pipelinePhase = getPipelinePhase(0, 1);
pipelinePhase(1, node);
}
function getPipelinePhase(phase, hint) {
switch (phase) {
case 0:
if (onEmitNode) {
return pipelineEmitWithNotification;
}
case 1:
if (emitNodeWithComments && hint !== 0) {
return pipelineEmitWithComments;
}
return pipelineEmitWithoutComments;
case 2:
if (onEmitSourceMapOfNode && hint !== 0) {
return pipelineEmitWithSourceMap;
}
case 3:
return pipelineEmitWithHint;
default:
return ts.Debug.assertNever(phase, "Unexpected value for PipelinePhase: " + phase);
}
}
function getNextPipelinePhase(currentPhase, hint) {
return getPipelinePhase(currentPhase + 1, hint);
}
function pipelineEmitWithNotification(hint, node) {
ts.Debug.assertDefined(onEmitNode)(hint, node, getNextPipelinePhase(0, hint));
}
function pipelineEmitWithComments(hint, node) {
ts.Debug.assertDefined(emitNodeWithComments);
ts.Debug.assert(hint !== 0);
emitNodeWithComments(hint, trySubstituteNode(hint, node), getNextPipelinePhase(1, hint));
}
function pipelineEmitWithoutComments(hint, node) {
var pipelinePhase = getNextPipelinePhase(1, hint);
pipelinePhase(hint, trySubstituteNode(hint, node));
}
function pipelineEmitWithSourceMap(hint, node) {
ts.Debug.assert(hint !== 0);
ts.Debug.assertDefined(onEmitSourceMapOfNode)(hint, node, pipelineEmitWithHint);
}
function pipelineEmitWithHint(hint, node) {
if (hint === 0)
return emitSourceFile(ts.cast(node, ts.isSourceFile));
if (hint === 2)
return emitIdentifier(ts.cast(node, ts.isIdentifier));
if (hint === 3)
return emitMappedTypeParameter(ts.cast(node, ts.isTypeParameterDeclaration));
if (hint === 4) {
if (ts.isKeyword(node.kind))
return writeTokenNode(node, writeKeyword);
switch (node.kind) {
case 14:
case 15:
case 16:
return emitLiteral(node);
case 279:
return emitUnparsedSource(node);
case 71:
return emitIdentifier(node);
case 146:
return emitQualifiedName(node);
case 147:
return emitComputedPropertyName(node);
case 148:
return emitTypeParameter(node);
case 149:
return emitParameter(node);
case 150:
return emitDecorator(node);
case 151:
return emitPropertySignature(node);
case 152:
return emitPropertyDeclaration(node);
case 153:
return emitMethodSignature(node);
case 154:
return emitMethodDeclaration(node);
case 155:
return emitConstructor(node);
case 156:
case 157:
return emitAccessorDeclaration(node);
case 158:
return emitCallSignature(node);
case 159:
return emitConstructSignature(node);
case 160:
return emitIndexSignature(node);
case 161:
return emitTypePredicate(node);
case 162:
return emitTypeReference(node);
case 163:
return emitFunctionType(node);
case 287:
return emitJSDocFunctionType(node);
case 164:
return emitConstructorType(node);
case 165:
return emitTypeQuery(node);
case 166:
return emitTypeLiteral(node);
case 167:
return emitArrayType(node);
case 168:
return emitTupleType(node);
case 169:
return emitOptionalType(node);
case 171:
return emitUnionType(node);
case 172:
return emitIntersectionType(node);
case 173:
return emitConditionalType(node);
case 174:
return emitInferType(node);
case 175:
return emitParenthesizedType(node);
case 209:
return emitExpressionWithTypeArguments(node);
case 176:
return emitThisType();
case 177:
return emitTypeOperator(node);
case 178:
return emitIndexedAccessType(node);
case 179:
return emitMappedType(node);
case 180:
return emitLiteralType(node);
case 181:
return emitImportTypeNode(node);
case 282:
write("*");
return;
case 283:
write("?");
return;
case 284:
return emitJSDocNullableType(node);
case 285:
return emitJSDocNonNullableType(node);
case 286:
return emitJSDocOptionalType(node);
case 170:
case 288:
return emitRestOrJSDocVariadicType(node);
case 182:
return emitObjectBindingPattern(node);
case 183:
return emitArrayBindingPattern(node);
case 184:
return emitBindingElement(node);
case 214:
return emitTemplateSpan(node);
case 215:
return emitSemicolonClassElement();
case 216:
return emitBlock(node);
case 217:
return emitVariableStatement(node);
case 218:
return emitEmptyStatement();
case 219:
return emitExpressionStatement(node);
case 220:
return emitIfStatement(node);
case 221:
return emitDoStatement(node);
case 222:
return emitWhileStatement(node);
case 223:
return emitForStatement(node);
case 224:
return emitForInStatement(node);
case 225:
return emitForOfStatement(node);
case 226:
return emitContinueStatement(node);
case 227:
return emitBreakStatement(node);
case 228:
return emitReturnStatement(node);
case 229:
return emitWithStatement(node);
case 230:
return emitSwitchStatement(node);
case 231:
return emitLabeledStatement(node);
case 232:
return emitThrowStatement(node);
case 233:
return emitTryStatement(node);
case 234:
return emitDebuggerStatement(node);
case 235:
return emitVariableDeclaration(node);
case 236:
return emitVariableDeclarationList(node);
case 237:
return emitFunctionDeclaration(node);
case 238:
return emitClassDeclaration(node);
case 239:
return emitInterfaceDeclaration(node);
case 240:
return emitTypeAliasDeclaration(node);
case 241:
return emitEnumDeclaration(node);
case 242:
return emitModuleDeclaration(node);
case 243:
return emitModuleBlock(node);
case 244:
return emitCaseBlock(node);
case 245:
return emitNamespaceExportDeclaration(node);
case 246:
return emitImportEqualsDeclaration(node);
case 247:
return emitImportDeclaration(node);
case 248:
return emitImportClause(node);
case 249:
return emitNamespaceImport(node);
case 250:
return emitNamedImports(node);
case 251:
return emitImportSpecifier(node);
case 252:
return emitExportAssignment(node);
case 253:
return emitExportDeclaration(node);
case 254:
return emitNamedExports(node);
case 255:
return emitExportSpecifier(node);
case 256:
return;
case 257:
return emitExternalModuleReference(node);
case 10:
return emitJsxText(node);
case 260:
case 263:
return emitJsxOpeningElementOrFragment(node);
case 261:
case 264:
return emitJsxClosingElementOrFragment(node);
case 265:
return emitJsxAttribute(node);
case 266:
return emitJsxAttributes(node);
case 267:
return emitJsxSpreadAttribute(node);
case 268:
return emitJsxExpression(node);
case 269:
return emitCaseClause(node);
case 270:
return emitDefaultClause(node);
case 271:
return emitHeritageClause(node);
case 272:
return emitCatchClause(node);
case 273:
return emitPropertyAssignment(node);
case 274:
return emitShorthandPropertyAssignment(node);
case 275:
return emitSpreadAssignment(node);
case 276:
return emitEnumMember(node);
}
if (ts.isExpression(node)) {
hint = 1;
node = trySubstituteNode(1, node);
}
else if (ts.isToken(node)) {
return writeTokenNode(node, writePunctuation);
}
}
if (hint === 1) {
switch (node.kind) {
case 8:
return emitNumericLiteral(node);
case 9:
case 12:
case 13:
return emitLiteral(node);
case 71:
return emitIdentifier(node);
case 86:
case 95:
case 97:
case 101:
case 99:
case 91:
writeTokenNode(node, writeKeyword);
return;
case 185:
return emitArrayLiteralExpression(node);
case 186:
return emitObjectLiteralExpression(node);
case 187:
return emitPropertyAccessExpression(node);
case 188:
return emitElementAccessExpression(node);
case 189:
return emitCallExpression(node);
case 190:
return emitNewExpression(node);
case 191:
return emitTaggedTemplateExpression(node);
case 192:
return emitTypeAssertionExpression(node);
case 193:
return emitParenthesizedExpression(node);
case 194:
return emitFunctionExpression(node);
case 195:
return emitArrowFunction(node);
case 196:
return emitDeleteExpression(node);
case 197:
return emitTypeOfExpression(node);
case 198:
return emitVoidExpression(node);
case 199:
return emitAwaitExpression(node);
case 200:
return emitPrefixUnaryExpression(node);
case 201:
return emitPostfixUnaryExpression(node);
case 202:
return emitBinaryExpression(node);
case 203:
return emitConditionalExpression(node);
case 204:
return emitTemplateExpression(node);
case 205:
return emitYieldExpression(node);
case 206:
return emitSpreadExpression(node);
case 207:
return emitClassExpression(node);
case 208:
return;
case 210:
return emitAsExpression(node);
case 211:
return emitNonNullExpression(node);
case 212:
return emitMetaProperty(node);
case 258:
return emitJsxElement(node);
case 259:
return emitJsxSelfClosingElement(node);
case 262:
return emitJsxFragment(node);
case 305:
return emitPartiallyEmittedExpression(node);
case 306:
return emitCommaList(node);
}
}
}
function emitMappedTypeParameter(node) {
emit(node.name);
writeSpace();
writeKeyword("in");
writeSpace();
emit(node.constraint);
}
function trySubstituteNode(hint, node) {
return node && substituteNode && substituteNode(hint, node) || node;
}
function emitHelpers(node) {
var helpersEmitted = false;
var bundle = node.kind === 278 ? node : undefined;
if (bundle && moduleKind === ts.ModuleKind.None) {
return;
}
var numNodes = bundle ? bundle.sourceFiles.length : 1;
for (var i = 0; i < numNodes; i++) {
var currentNode = bundle ? bundle.sourceFiles[i] : node;
var sourceFile = ts.isSourceFile(currentNode) ? currentNode : currentSourceFile;
var shouldSkip = printerOptions.noEmitHelpers || ts.getExternalHelpersModuleName(sourceFile) !== undefined;
var shouldBundle = ts.isSourceFile(currentNode) && !isOwnFileEmit;
var helpers = ts.getEmitHelpers(currentNode);
if (helpers) {
for (var _a = 0, _b = ts.stableSort(helpers, ts.compareEmitHelpers); _a < _b.length; _a++) {
var helper = _b[_a];
if (!helper.scoped) {
if (shouldSkip)
continue;
if (shouldBundle) {
if (bundledHelpers.get(helper.name)) {
continue;
}
bundledHelpers.set(helper.name, true);
}
}
else if (bundle) {
continue;
}
if (typeof helper.text === "string") {
writeLines(helper.text);
}
else {
writeLines(helper.text(makeFileLevelOptmiisticUniqueName));
}
helpersEmitted = true;
}
}
}
return helpersEmitted;
}
function emitNumericLiteral(node) {
emitLiteral(node);
}
function emitLiteral(node) {
var text = getLiteralTextOfNode(node);
if ((printerOptions.sourceMap || printerOptions.inlineSourceMap)
&& (node.kind === 9 || ts.isTemplateLiteralKind(node.kind))) {
writeLiteral(text);
}
else {
writeStringLiteral(text);
}
}
function emitUnparsedSource(unparsed) {
writer.rawWrite(unparsed.text);
}
function emitIdentifier(node) {
var writeText = node.symbol ? writeSymbol : write;
writeText(getTextOfNode(node, false), node.symbol);
emitList(node, node.typeArguments, 26896);
}
function emitQualifiedName(node) {
emitEntityName(node.left);
writePunctuation(".");
emit(node.right);
}
function emitEntityName(node) {
if (node.kind === 71) {
emitExpression(node);
}
else {
emit(node);
}
}
function emitComputedPropertyName(node) {
writePunctuation("[");
emitExpression(node.expression);
writePunctuation("]");
}
function emitTypeParameter(node) {
emit(node.name);
if (node.constraint) {
writeSpace();
writeKeyword("extends");
writeSpace();
emit(node.constraint);
}
if (node.default) {
writeSpace();
writeOperator("=");
writeSpace();
emit(node.default);
}
}
function emitParameter(node) {
emitDecorators(node, node.decorators);
emitModifiers(node, node.modifiers);
emit(node.dotDotDotToken);
emitNodeWithWriter(node.name, writeParameter);
emit(node.questionToken);
if (node.parent && node.parent.kind === 287 && !node.name) {
emit(node.type);
}
else {
emitTypeAnnotation(node.type);
}
emitInitializer(node.initializer, node.type ? node.type.end : node.questionToken ? node.questionToken.end : node.name ? node.name.end : node.modifiers ? node.modifiers.end : node.decorators ? node.decorators.end : node.pos, node);
}
function emitDecorator(decorator) {
writePunctuation("@");
emitExpression(decorator.expression);
}
function emitPropertySignature(node) {
emitDecorators(node, node.decorators);
emitModifiers(node, node.modifiers);
emitNodeWithWriter(node.name, writeProperty);
emit(node.questionToken);
emitTypeAnnotation(node.type);
writeSemicolon();
}
function emitPropertyDeclaration(node) {
emitDecorators(node, node.decorators);
emitModifiers(node, node.modifiers);
emit(node.name);
emit(node.questionToken);
emit(node.exclamationToken);
emitTypeAnnotation(node.type);
emitInitializer(node.initializer, node.type ? node.type.end : node.questionToken ? node.questionToken.end : node.name.end, node);
writeSemicolon();
}
function emitMethodSignature(node) {
pushNameGenerationScope(node);
emitDecorators(node, node.decorators);
emitModifiers(node, node.modifiers);
emit(node.name);
emit(node.questionToken);
emitTypeParameters(node, node.typeParameters);
emitParameters(node, node.parameters);
emitTypeAnnotation(node.type);
writeSemicolon();
popNameGenerationScope(node);
}
function emitMethodDeclaration(node) {
emitDecorators(node, node.decorators);
emitModifiers(node, node.modifiers);
emit(node.asteriskToken);
emit(node.name);
emit(node.questionToken);
emitSignatureAndBody(node, emitSignatureHead);
}
function emitConstructor(node) {
emitModifiers(node, node.modifiers);
writeKeyword("constructor");
emitSignatureAndBody(node, emitSignatureHead);
}
function emitAccessorDeclaration(node) {
emitDecorators(node, node.decorators);
emitModifiers(node, node.modifiers);
writeKeyword(node.kind === 156 ? "get" : "set");
writeSpace();
emit(node.name);
emitSignatureAndBody(node, emitSignatureHead);
}
function emitCallSignature(node) {
pushNameGenerationScope(node);
emitDecorators(node, node.decorators);
emitModifiers(node, node.modifiers);
emitTypeParameters(node, node.typeParameters);
emitParameters(node, node.parameters);
emitTypeAnnotation(node.type);
writeSemicolon();
popNameGenerationScope(node);
}
function emitConstructSignature(node) {
pushNameGenerationScope(node);
emitDecorators(node, node.decorators);
emitModifiers(node, node.modifiers);
writeKeyword("new");
writeSpace();
emitTypeParameters(node, node.typeParameters);
emitParameters(node, node.parameters);
emitTypeAnnotation(node.type);
writeSemicolon();
popNameGenerationScope(node);
}
function emitIndexSignature(node) {
emitDecorators(node, node.decorators);
emitModifiers(node, node.modifiers);
emitParametersForIndexSignature(node, node.parameters);
emitTypeAnnotation(node.type);
writeSemicolon();
}
function emitSemicolonClassElement() {
writeSemicolon();
}
function emitTypePredicate(node) {
emit(node.parameterName);
writeSpace();
writeKeyword("is");
writeSpace();
emit(node.type);
}
function emitTypeReference(node) {
emit(node.typeName);
emitTypeArguments(node, node.typeArguments);
}
function emitFunctionType(node) {
pushNameGenerationScope(node);
emitTypeParameters(node, node.typeParameters);
emitParametersForArrow(node, node.parameters);
writeSpace();
writePunctuation("=>");
writeSpace();
emit(node.type);
popNameGenerationScope(node);
}
function emitJSDocFunctionType(node) {
write("function");
emitParameters(node, node.parameters);
write(":");
emit(node.type);
}
function emitJSDocNullableType(node) {
write("?");
emit(node.type);
}
function emitJSDocNonNullableType(node) {
write("!");
emit(node.type);
}
function emitJSDocOptionalType(node) {
emit(node.type);
write("=");
}
function emitConstructorType(node) {
pushNameGenerationScope(node);
writeKeyword("new");
writeSpace();
emitTypeParameters(node, node.typeParameters);
emitParameters(node, node.parameters);
writeSpace();
writePunctuation("=>");
writeSpace();
emit(node.type);
popNameGenerationScope(node);
}
function emitTypeQuery(node) {
writeKeyword("typeof");
writeSpace();
emit(node.exprName);
}
function emitTypeLiteral(node) {
writePunctuation("{");
var flags = ts.getEmitFlags(node) & 1 ? 384 : 16449;
emitList(node, node.members, flags | 262144);
writePunctuation("}");
}
function emitArrayType(node) {
emit(node.elementType);
writePunctuation("[");
writePunctuation("]");
}
function emitRestOrJSDocVariadicType(node) {
write("...");
emit(node.type);
}
function emitTupleType(node) {
writePunctuation("[");
emitList(node, node.elementTypes, 272);
writePunctuation("]");
}
function emitOptionalType(node) {
emit(node.type);
write("?");
}
function emitUnionType(node) {
emitList(node, node.types, 260);
}
function emitIntersectionType(node) {
emitList(node, node.types, 264);
}
function emitConditionalType(node) {
emit(node.checkType);
writeSpace();
writeKeyword("extends");
writeSpace();
emit(node.extendsType);
writeSpace();
writePunctuation("?");
writeSpace();
emit(node.trueType);
writeSpace();
writePunctuation(":");
writeSpace();
emit(node.falseType);
}
function emitInferType(node) {
writeKeyword("infer");
writeSpace();
emit(node.typeParameter);
}
function emitParenthesizedType(node) {
writePunctuation("(");
emit(node.type);
writePunctuation(")");
}
function emitThisType() {
writeKeyword("this");
}
function emitTypeOperator(node) {
writeTokenText(node.operator, writeKeyword);
writeSpace();
emit(node.type);
}
function emitIndexedAccessType(node) {
emit(node.objectType);
writePunctuation("[");
emit(node.indexType);
writePunctuation("]");
}
function emitMappedType(node) {
var emitFlags = ts.getEmitFlags(node);
writePunctuation("{");
if (emitFlags & 1) {
writeSpace();
}
else {
writeLine();
increaseIndent();
}
if (node.readonlyToken) {
emit(node.readonlyToken);
if (node.readonlyToken.kind !== 132) {
writeKeyword("readonly");
}
writeSpace();
}
writePunctuation("[");
var pipelinePhase = getPipelinePhase(0, 3);
pipelinePhase(3, node.typeParameter);
writePunctuation("]");
if (node.questionToken) {
emit(node.questionToken);
if (node.questionToken.kind !== 55) {
writePunctuation("?");
}
}
writePunctuation(":");
writeSpace();
emit(node.type);
writeSemicolon();
if (emitFlags & 1) {
writeSpace();
}
else {
writeLine();
decreaseIndent();
}
writePunctuation("}");
}
function emitLiteralType(node) {
emitExpression(node.literal);
}
function emitImportTypeNode(node) {
if (node.isTypeOf) {
writeKeyword("typeof");
writeSpace();
}
writeKeyword("import");
writePunctuation("(");
emit(node.argument);
writePunctuation(")");
if (node.qualifier) {
writePunctuation(".");
emit(node.qualifier);
}
emitTypeArguments(node, node.typeArguments);
}
function emitObjectBindingPattern(node) {
writePunctuation("{");
emitList(node, node.elements, 262576);
writePunctuation("}");
}
function emitArrayBindingPattern(node) {
writePunctuation("[");
emitList(node, node.elements, 262448);
writePunctuation("]");
}
function emitBindingElement(node) {
emit(node.dotDotDotToken);
if (node.propertyName) {
emit(node.propertyName);
writePunctuation(":");
writeSpace();
}
emit(node.name);
emitInitializer(node.initializer, node.name.end, node);
}
function emitArrayLiteralExpression(node) {
var elements = node.elements;
var preferNewLine = node.multiLine ? 32768 : 0;
emitExpressionList(node, elements, 4466 | preferNewLine);
}
function emitObjectLiteralExpression(node) {
ts.forEach(node.properties, generateMemberNames);
var indentedFlag = ts.getEmitFlags(node) & 65536;
if (indentedFlag) {
increaseIndent();
}
var preferNewLine = node.multiLine ? 32768 : 0;
var allowTrailingComma = currentSourceFile.languageVersion >= 1 && !ts.isJsonSourceFile(currentSourceFile) ? 32 : 0;
emitList(node, node.properties, 263122 | allowTrailingComma | preferNewLine);
if (indentedFlag) {
decreaseIndent();
}
}
function emitPropertyAccessExpression(node) {
var indentBeforeDot = false;
var indentAfterDot = false;
if (!(ts.getEmitFlags(node) & 131072)) {
var dotRangeStart = node.expression.end;
var dotRangeEnd = ts.skipTrivia(currentSourceFile.text, node.expression.end) + 1;
var dotToken = ts.createToken(23);
dotToken.pos = dotRangeStart;
dotToken.end = dotRangeEnd;
indentBeforeDot = needsIndentation(node, node.expression, dotToken);
indentAfterDot = needsIndentation(node, dotToken, node.name);
}
emitExpression(node.expression);
increaseIndentIf(indentBeforeDot);
var shouldEmitDotDot = !indentBeforeDot && needsDotDotForPropertyAccess(node.expression);
if (shouldEmitDotDot) {
writePunctuation(".");
}
emitTokenWithComment(23, node.expression.end, writePunctuation, node);
increaseIndentIf(indentAfterDot);
emit(node.name);
decreaseIndentIf(indentBeforeDot, indentAfterDot);
}
function needsDotDotForPropertyAccess(expression) {
expression = ts.skipPartiallyEmittedExpressions(expression);
if (ts.isNumericLiteral(expression)) {
var text = getLiteralTextOfNode(expression);
return !expression.numericLiteralFlags
&& !ts.stringContains(text, ts.tokenToString(23));
}
else if (ts.isPropertyAccessExpression(expression) || ts.isElementAccessExpression(expression)) {
var constantValue = ts.getConstantValue(expression);
return typeof constantValue === "number" && isFinite(constantValue)
&& Math.floor(constantValue) === constantValue
&& printerOptions.removeComments;
}
}
function emitElementAccessExpression(node) {
emitExpression(node.expression);
emitTokenWithComment(21, node.expression.end, writePunctuation, node);
emitExpression(node.argumentExpression);
emitTokenWithComment(22, node.argumentExpression.end, writePunctuation, node);
}
function emitCallExpression(node) {
emitExpression(node.expression);
emitTypeArguments(node, node.typeArguments);
emitExpressionList(node, node.arguments, 1296);
}
function emitNewExpression(node) {
emitTokenWithComment(94, node.pos, writeKeyword, node);
writeSpace();
emitExpression(node.expression);
emitTypeArguments(node, node.typeArguments);
emitExpressionList(node, node.arguments, 9488);
}
function emitTaggedTemplateExpression(node) {
emitExpression(node.tag);
emitTypeArguments(node, node.typeArguments);
writeSpace();
emitExpression(node.template);
}
function emitTypeAssertionExpression(node) {
writePunctuation("<");
emit(node.type);
writePunctuation(">");
emitExpression(node.expression);
}
function emitParenthesizedExpression(node) {
var openParenPos = emitTokenWithComment(19, node.pos, writePunctuation, node);
emitExpression(node.expression);
emitTokenWithComment(20, node.expression ? node.expression.end : openParenPos, writePunctuation, node);
}
function emitFunctionExpression(node) {
generateNameIfNeeded(node.name);
emitFunctionDeclarationOrExpression(node);
}
function emitArrowFunction(node) {
emitDecorators(node, node.decorators);
emitModifiers(node, node.modifiers);
emitSignatureAndBody(node, emitArrowFunctionHead);
}
function emitArrowFunctionHead(node) {
emitTypeParameters(node, node.typeParameters);
emitParametersForArrow(node, node.parameters);
emitTypeAnnotation(node.type);
writeSpace();
emit(node.equalsGreaterThanToken);
}
function emitDeleteExpression(node) {
emitTokenWithComment(80, node.pos, writeKeyword, node);
writeSpace();
emitExpression(node.expression);
}
function emitTypeOfExpression(node) {
emitTokenWithComment(103, node.pos, writeKeyword, node);
writeSpace();
emitExpression(node.expression);
}
function emitVoidExpression(node) {
emitTokenWithComment(105, node.pos, writeKeyword, node);
writeSpace();
emitExpression(node.expression);
}
function emitAwaitExpression(node) {
emitTokenWithComment(121, node.pos, writeKeyword, node);
writeSpace();
emitExpression(node.expression);
}
function emitPrefixUnaryExpression(node) {
writeTokenText(node.operator, writeOperator);
if (shouldEmitWhitespaceBeforeOperand(node)) {
writeSpace();
}
emitExpression(node.operand);
}
function shouldEmitWhitespaceBeforeOperand(node) {
var operand = node.operand;
return operand.kind === 200
&& ((node.operator === 37 && (operand.operator === 37 || operand.operator === 43))
|| (node.operator === 38 && (operand.operator === 38 || operand.operator === 44)));
}
function emitPostfixUnaryExpression(node) {
emitExpression(node.operand);
writeTokenText(node.operator, writeOperator);
}
function emitBinaryExpression(node) {
var isCommaOperator = node.operatorToken.kind !== 26;
var indentBeforeOperator = needsIndentation(node, node.left, node.operatorToken);
var indentAfterOperator = needsIndentation(node, node.operatorToken, node.right);
emitExpression(node.left);
increaseIndentIf(indentBeforeOperator, isCommaOperator ? " " : undefined);
emitLeadingCommentsOfPosition(node.operatorToken.pos);
writeTokenNode(node.operatorToken, writeOperator);
emitTrailingCommentsOfPosition(node.operatorToken.end, true);
increaseIndentIf(indentAfterOperator, " ");
emitExpression(node.right);
decreaseIndentIf(indentBeforeOperator, indentAfterOperator);
}
function emitConditionalExpression(node) {
var indentBeforeQuestion = needsIndentation(node, node.condition, node.questionToken);
var indentAfterQuestion = needsIndentation(node, node.questionToken, node.whenTrue);
var indentBeforeColon = needsIndentation(node, node.whenTrue, node.colonToken);
var indentAfterColon = needsIndentation(node, node.colonToken, node.whenFalse);
emitExpression(node.condition);
increaseIndentIf(indentBeforeQuestion, " ");
emit(node.questionToken);
increaseIndentIf(indentAfterQuestion, " ");
emitExpression(node.whenTrue);
decreaseIndentIf(indentBeforeQuestion, indentAfterQuestion);
increaseIndentIf(indentBeforeColon, " ");
emit(node.colonToken);
increaseIndentIf(indentAfterColon, " ");
emitExpression(node.whenFalse);
decreaseIndentIf(indentBeforeColon, indentAfterColon);
}
function emitTemplateExpression(node) {
emit(node.head);
emitList(node, node.templateSpans, 131072);
}
function emitYieldExpression(node) {
emitTokenWithComment(116, node.pos, writeKeyword, node);
emit(node.asteriskToken);
emitExpressionWithLeadingSpace(node.expression);
}
function emitSpreadExpression(node) {
writePunctuation("...");
emitExpression(node.expression);
}
function emitClassExpression(node) {
generateNameIfNeeded(node.name);
emitClassDeclarationOrExpression(node);
}
function emitExpressionWithTypeArguments(node) {
emitExpression(node.expression);
emitTypeArguments(node, node.typeArguments);
}
function emitAsExpression(node) {
emitExpression(node.expression);
if (node.type) {
writeSpace();
writeKeyword("as");
writeSpace();
emit(node.type);
}
}
function emitNonNullExpression(node) {
emitExpression(node.expression);
writeOperator("!");
}
function emitMetaProperty(node) {
writeToken(node.keywordToken, node.pos, writePunctuation);
writePunctuation(".");
emit(node.name);
}
function emitTemplateSpan(node) {
emitExpression(node.expression);
emit(node.literal);
}
function emitBlock(node) {
emitBlockStatements(node, !node.multiLine && isEmptyBlock(node));
}
function emitBlockStatements(node, forceSingleLine) {
emitTokenWithComment(17, node.pos, writePunctuation, node);
var format = forceSingleLine || ts.getEmitFlags(node) & 1 ? 384 : 65;
emitList(node, node.statements, format);
emitTokenWithComment(18, node.statements.end, writePunctuation, node, !!(format & 1));
}
function emitVariableStatement(node) {
emitModifiers(node, node.modifiers);
emit(node.declarationList);
writeSemicolon();
}
function emitEmptyStatement() {
writeSemicolon();
}
function emitExpressionStatement(node) {
emitExpression(node.expression);
if (!ts.isJsonSourceFile(currentSourceFile)) {
writeSemicolon();
}
}
function emitIfStatement(node) {
var openParenPos = emitTokenWithComment(90, node.pos, writeKeyword, node);
writeSpace();
emitTokenWithComment(19, openParenPos, writePunctuation, node);
emitExpression(node.expression);
emitTokenWithComment(20, node.expression.end, writePunctuation, node);
emitEmbeddedStatement(node, node.thenStatement);
if (node.elseStatement) {
writeLineOrSpace(node);
emitTokenWithComment(82, node.thenStatement.end, writeKeyword, node);
if (node.elseStatement.kind === 220) {
writeSpace();
emit(node.elseStatement);
}
else {
emitEmbeddedStatement(node, node.elseStatement);
}
}
}
function emitWhileClause(node, startPos) {
var openParenPos = emitTokenWithComment(106, startPos, writeKeyword, node);
writeSpace();
emitTokenWithComment(19, openParenPos, writePunctuation, node);
emitExpression(node.expression);
emitTokenWithComment(20, node.expression.end, writePunctuation, node);
}
function emitDoStatement(node) {
emitTokenWithComment(81, node.pos, writeKeyword, node);
emitEmbeddedStatement(node, node.statement);
if (ts.isBlock(node.statement)) {
writeSpace();
}
else {
writeLineOrSpace(node);
}
emitWhileClause(node, node.statement.end);
writePunctuation(";");
}
function emitWhileStatement(node) {
emitWhileClause(node, node.pos);
emitEmbeddedStatement(node, node.statement);
}
function emitForStatement(node) {
var openParenPos = emitTokenWithComment(88, node.pos, writeKeyword, node);
writeSpace();
var pos = emitTokenWithComment(19, openParenPos, writePunctuation, node);
emitForBinding(node.initializer);
pos = emitTokenWithComment(25, node.initializer ? node.initializer.end : pos, writeSemicolon, node);
emitExpressionWithLeadingSpace(node.condition);
pos = emitTokenWithComment(25, node.condition ? node.condition.end : pos, writeSemicolon, node);
emitExpressionWithLeadingSpace(node.incrementor);
emitTokenWithComment(20, node.incrementor ? node.incrementor.end : pos, writePunctuation, node);
emitEmbeddedStatement(node, node.statement);
}
function emitForInStatement(node) {
var openParenPos = emitTokenWithComment(88, node.pos, writeKeyword, node);
writeSpace();
emitTokenWithComment(19, openParenPos, writePunctuation, node);
emitForBinding(node.initializer);
writeSpace();
emitTokenWithComment(92, node.initializer.end, writeKeyword, node);
writeSpace();
emitExpression(node.expression);
emitTokenWithComment(20, node.expression.end, writePunctuation, node);
emitEmbeddedStatement(node, node.statement);
}
function emitForOfStatement(node) {
var openParenPos = emitTokenWithComment(88, node.pos, writeKeyword, node);
writeSpace();
emitWithTrailingSpace(node.awaitModifier);
emitTokenWithComment(19, openParenPos, writePunctuation, node);
emitForBinding(node.initializer);
writeSpace();
emitTokenWithComment(145, node.initializer.end, writeKeyword, node);
writeSpace();
emitExpression(node.expression);
emitTokenWithComment(20, node.expression.end, writePunctuation, node);
emitEmbeddedStatement(node, node.statement);
}
function emitForBinding(node) {
if (node !== undefined) {
if (node.kind === 236) {
emit(node);
}
else {
emitExpression(node);
}
}
}
function emitContinueStatement(node) {
emitTokenWithComment(77, node.pos, writeKeyword, node);
emitWithLeadingSpace(node.label);
writeSemicolon();
}
function emitBreakStatement(node) {
emitTokenWithComment(72, node.pos, writeKeyword, node);
emitWithLeadingSpace(node.label);
writeSemicolon();
}
function emitTokenWithComment(token, pos, writer, contextNode, indentLeading) {
var node = ts.getParseTreeNode(contextNode);
var isSimilarNode = node && node.kind === contextNode.kind;
var startPos = pos;
if (isSimilarNode) {
pos = ts.skipTrivia(currentSourceFile.text, pos);
}
if (emitLeadingCommentsOfPosition && isSimilarNode && contextNode.pos !== startPos) {
var needsIndent = indentLeading && !ts.positionsAreOnSameLine(startPos, pos, currentSourceFile);
if (needsIndent) {
increaseIndent();
}
emitLeadingCommentsOfPosition(startPos);
if (needsIndent) {
decreaseIndent();
}
}
pos = writeTokenText(token, writer, pos);
if (emitTrailingCommentsOfPosition && isSimilarNode && contextNode.end !== pos) {
emitTrailingCommentsOfPosition(pos, true);
}
return pos;
}
function emitReturnStatement(node) {
emitTokenWithComment(96, node.pos, writeKeyword, node);
emitExpressionWithLeadingSpace(node.expression);
writeSemicolon();
}
function emitWithStatement(node) {
var openParenPos = emitTokenWithComment(107, node.pos, writeKeyword, node);
writeSpace();
emitTokenWithComment(19, openParenPos, writePunctuation, node);
emitExpression(node.expression);
emitTokenWithComment(20, node.expression.end, writePunctuation, node);
emitEmbeddedStatement(node, node.statement);
}
function emitSwitchStatement(node) {
var openParenPos = emitTokenWithComment(98, node.pos, writeKeyword, node);
writeSpace();
emitTokenWithComment(19, openParenPos, writePunctuation, node);
emitExpression(node.expression);
emitTokenWithComment(20, node.expression.end, writePunctuation, node);
writeSpace();
emit(node.caseBlock);
}
function emitLabeledStatement(node) {
emit(node.label);
emitTokenWithComment(56, node.label.end, writePunctuation, node);
writeSpace();
emit(node.statement);
}
function emitThrowStatement(node) {
emitTokenWithComment(100, node.pos, writeKeyword, node);
emitExpressionWithLeadingSpace(node.expression);
writeSemicolon();
}
function emitTryStatement(node) {
emitTokenWithComment(102, node.pos, writeKeyword, node);
writeSpace();
emit(node.tryBlock);
if (node.catchClause) {
writeLineOrSpace(node);
emit(node.catchClause);
}
if (node.finallyBlock) {
writeLineOrSpace(node);
emitTokenWithComment(87, (node.catchClause || node.tryBlock).end, writeKeyword, node);
writeSpace();
emit(node.finallyBlock);
}
}
function emitDebuggerStatement(node) {
writeToken(78, node.pos, writeKeyword);
writeSemicolon();
}
function emitVariableDeclaration(node) {
emit(node.name);
emitTypeAnnotation(node.type);
emitInitializer(node.initializer, node.type ? node.type.end : node.name.end, node);
}
function emitVariableDeclarationList(node) {
writeKeyword(ts.isLet(node) ? "let" : ts.isVarConst(node) ? "const" : "var");
writeSpace();
emitList(node, node.declarations, 272);
}
function emitFunctionDeclaration(node) {
emitFunctionDeclarationOrExpression(node);
}
function emitFunctionDeclarationOrExpression(node) {
emitDecorators(node, node.decorators);
emitModifiers(node, node.modifiers);
writeKeyword("function");
emit(node.asteriskToken);
writeSpace();
emitIdentifierName(node.name);
emitSignatureAndBody(node, emitSignatureHead);
}
function emitBlockCallback(_hint, body) {
emitBlockFunctionBody(body);
}
function emitSignatureAndBody(node, emitSignatureHead) {
var body = node.body;
if (body) {
if (ts.isBlock(body)) {
var indentedFlag = ts.getEmitFlags(node) & 65536;
if (indentedFlag) {
increaseIndent();
}
pushNameGenerationScope(node);
ts.forEach(node.parameters, generateNames);
generateNames(node.body);
emitSignatureHead(node);
if (onEmitNode) {
onEmitNode(4, body, emitBlockCallback);
}
else {
emitBlockFunctionBody(body);
}
popNameGenerationScope(node);
if (indentedFlag) {
decreaseIndent();
}
}
else {
emitSignatureHead(node);
writeSpace();
emitExpression(body);
}
}
else {
emitSignatureHead(node);
writeSemicolon();
}
}
function emitSignatureHead(node) {
emitTypeParameters(node, node.typeParameters);
emitParameters(node, node.parameters);
emitTypeAnnotation(node.type);
}
function shouldEmitBlockFunctionBodyOnSingleLine(body) {
if (ts.getEmitFlags(body) & 1) {
return true;
}
if (body.multiLine) {
return false;
}
if (!ts.nodeIsSynthesized(body) && !ts.rangeIsOnSingleLine(body, currentSourceFile)) {
return false;
}
if (shouldWriteLeadingLineTerminator(body, body.statements, 2)
|| shouldWriteClosingLineTerminator(body, body.statements, 2)) {
return false;
}
var previousStatement;
for (var _a = 0, _b = body.statements; _a < _b.length; _a++) {
var statement = _b[_a];
if (shouldWriteSeparatingLineTerminator(previousStatement, statement, 2)) {
return false;
}
previousStatement = statement;
}
return true;
}
function emitBlockFunctionBody(body) {
writeSpace();
writePunctuation("{");
increaseIndent();
var emitBlockFunctionBody = shouldEmitBlockFunctionBodyOnSingleLine(body)
? emitBlockFunctionBodyOnSingleLine
: emitBlockFunctionBodyWorker;
if (emitBodyWithDetachedComments) {
emitBodyWithDetachedComments(body, body.statements, emitBlockFunctionBody);
}
else {
emitBlockFunctionBody(body);
}
decreaseIndent();
writeToken(18, body.statements.end, writePunctuation, body);
}
function emitBlockFunctionBodyOnSingleLine(body) {
emitBlockFunctionBodyWorker(body, true);
}
function emitBlockFunctionBodyWorker(body, emitBlockFunctionBodyOnSingleLine) {
var statementOffset = emitPrologueDirectives(body.statements, true);
var pos = writer.getTextPos();
emitHelpers(body);
if (statementOffset === 0 && pos === writer.getTextPos() && emitBlockFunctionBodyOnSingleLine) {
decreaseIndent();
emitList(body, body.statements, 384);
increaseIndent();
}
else {
emitList(body, body.statements, 1, statementOffset);
}
}
function emitClassDeclaration(node) {
emitClassDeclarationOrExpression(node);
}
function emitClassDeclarationOrExpression(node) {
ts.forEach(node.members, generateMemberNames);
emitDecorators(node, node.decorators);
emitModifiers(node, node.modifiers);
writeKeyword("class");
if (node.name) {
writeSpace();
emitIdentifierName(node.name);
}
var indentedFlag = ts.getEmitFlags(node) & 65536;
if (indentedFlag) {
increaseIndent();
}
emitTypeParameters(node, node.typeParameters);
emitList(node, node.heritageClauses, 0);
writeSpace();
writePunctuation("{");
emitList(node, node.members, 65);
writePunctuation("}");
if (indentedFlag) {
decreaseIndent();
}
}
function emitInterfaceDeclaration(node) {
emitDecorators(node, node.decorators);
emitModifiers(node, node.modifiers);
writeKeyword("interface");
writeSpace();
emit(node.name);
emitTypeParameters(node, node.typeParameters);
emitList(node, node.heritageClauses, 256);
writeSpace();
writePunctuation("{");
emitList(node, node.members, 65);
writePunctuation("}");
}
function emitTypeAliasDeclaration(node) {
emitDecorators(node, node.decorators);
emitModifiers(node, node.modifiers);
writeKeyword("type");
writeSpace();
emit(node.name);
emitTypeParameters(node, node.typeParameters);
writeSpace();
writePunctuation("=");
writeSpace();
emit(node.type);
writeSemicolon();
}
function emitEnumDeclaration(node) {
emitModifiers(node, node.modifiers);
writeKeyword("enum");
writeSpace();
emit(node.name);
writeSpace();
writePunctuation("{");
emitList(node, node.members, 81);
writePunctuation("}");
}
function emitModuleDeclaration(node) {
emitModifiers(node, node.modifiers);
if (~node.flags & 512) {
writeKeyword(node.flags & 16 ? "namespace" : "module");
writeSpace();
}
emit(node.name);
var body = node.body;
if (!body)
return writeSemicolon();
while (body.kind === 242) {
writePunctuation(".");
emit(body.name);
body = body.body;
}
writeSpace();
emit(body);
}
function emitModuleBlock(node) {
pushNameGenerationScope(node);
ts.forEach(node.statements, generateNames);
emitBlockStatements(node, isEmptyBlock(node));
popNameGenerationScope(node);
}
function emitCaseBlock(node) {
emitTokenWithComment(17, node.pos, writePunctuation, node);
emitList(node, node.clauses, 65);
emitTokenWithComment(18, node.clauses.end, writePunctuation, node, true);
}
function emitImportEqualsDeclaration(node) {
emitModifiers(node, node.modifiers);
emitTokenWithComment(91, node.modifiers ? node.modifiers.end : node.pos, writeKeyword, node);
writeSpace();
emit(node.name);
writeSpace();
emitTokenWithComment(58, node.name.end, writePunctuation, node);
writeSpace();
emitModuleReference(node.moduleReference);
writeSemicolon();
}
function emitModuleReference(node) {
if (node.kind === 71) {
emitExpression(node);
}
else {
emit(node);
}
}
function emitImportDeclaration(node) {
emitModifiers(node, node.modifiers);
emitTokenWithComment(91, node.modifiers ? node.modifiers.end : node.pos, writeKeyword, node);
writeSpace();
if (node.importClause) {
emit(node.importClause);
writeSpace();
emitTokenWithComment(143, node.importClause.end, writeKeyword, node);
writeSpace();
}
emitExpression(node.moduleSpecifier);
writeSemicolon();
}
function emitImportClause(node) {
emit(node.name);
if (node.name && node.namedBindings) {
emitTokenWithComment(26, node.name.end, writePunctuation, node);
writeSpace();
}
emit(node.namedBindings);
}
function emitNamespaceImport(node) {
var asPos = emitTokenWithComment(39, node.pos, writePunctuation, node);
writeSpace();
emitTokenWithComment(118, asPos, writeKeyword, node);
writeSpace();
emit(node.name);
}
function emitNamedImports(node) {
emitNamedImportsOrExports(node);
}
function emitImportSpecifier(node) {
emitImportOrExportSpecifier(node);
}
function emitExportAssignment(node) {
var nextPos = emitTokenWithComment(84, node.pos, writeKeyword, node);
writeSpace();
if (node.isExportEquals) {
emitTokenWithComment(58, nextPos, writeOperator, node);
}
else {
emitTokenWithComment(79, nextPos, writeKeyword, node);
}
writeSpace();
emitExpression(node.expression);
writeSemicolon();
}
function emitExportDeclaration(node) {
var nextPos = emitTokenWithComment(84, node.pos, writeKeyword, node);
writeSpace();
if (node.exportClause) {
emit(node.exportClause);
}
else {
nextPos = emitTokenWithComment(39, nextPos, writePunctuation, node);
}
if (node.moduleSpecifier) {
writeSpace();
var fromPos = node.exportClause ? node.exportClause.end : nextPos;
emitTokenWithComment(143, fromPos, writeKeyword, node);
writeSpace();
emitExpression(node.moduleSpecifier);
}
writeSemicolon();
}
function emitNamespaceExportDeclaration(node) {
var nextPos = emitTokenWithComment(84, node.pos, writeKeyword, node);
writeSpace();
nextPos = emitTokenWithComment(118, nextPos, writeKeyword, node);
writeSpace();
nextPos = emitTokenWithComment(130, nextPos, writeKeyword, node);
writeSpace();
emit(node.name);
writeSemicolon();
}
function emitNamedExports(node) {
emitNamedImportsOrExports(node);
}
function emitExportSpecifier(node) {
emitImportOrExportSpecifier(node);
}
function emitNamedImportsOrExports(node) {
writePunctuation("{");
emitList(node, node.elements, 262576);
writePunctuation("}");
}
function emitImportOrExportSpecifier(node) {
if (node.propertyName) {
emit(node.propertyName);
writeSpace();
emitTokenWithComment(118, node.propertyName.end, writeKeyword, node);
writeSpace();
}
emit(node.name);
}
function emitExternalModuleReference(node) {
writeKeyword("require");
writePunctuation("(");
emitExpression(node.expression);
writePunctuation(")");
}
function emitJsxElement(node) {
emit(node.openingElement);
emitList(node, node.children, 131072);
emit(node.closingElement);
}
function emitJsxSelfClosingElement(node) {
writePunctuation("<");
emitJsxTagName(node.tagName);
writeSpace();
emit(node.attributes);
writePunctuation("/>");
}
function emitJsxFragment(node) {
emit(node.openingFragment);
emitList(node, node.children, 131072);
emit(node.closingFragment);
}
function emitJsxOpeningElementOrFragment(node) {
writePunctuation("<");
if (ts.isJsxOpeningElement(node)) {
emitJsxTagName(node.tagName);
if (node.attributes.properties && node.attributes.properties.length > 0) {
writeSpace();
}
emit(node.attributes);
}
writePunctuation(">");
}
function emitJsxText(node) {
commitPendingSemicolon();
writer.writeLiteral(getTextOfNode(node, true));
}
function emitJsxClosingElementOrFragment(node) {
writePunctuation("</");
if (ts.isJsxClosingElement(node)) {
emitJsxTagName(node.tagName);
}
writePunctuation(">");
}
function emitJsxAttributes(node) {
emitList(node, node.properties, 131328);
}
function emitJsxAttribute(node) {
emit(node.name);
emitNodeWithPrefix("=", writePunctuation, node.initializer, emit);
}
function emitJsxSpreadAttribute(node) {
writePunctuation("{...");
emitExpression(node.expression);
writePunctuation("}");
}
function emitJsxExpression(node) {
if (node.expression) {
writePunctuation("{");
emit(node.dotDotDotToken);
emitExpression(node.expression);
writePunctuation("}");
}
}
function emitJsxTagName(node) {
if (node.kind === 71) {
emitExpression(node);
}
else {
emit(node);
}
}
function emitCaseClause(node) {
emitTokenWithComment(73, node.pos, writeKeyword, node);
writeSpace();
emitExpression(node.expression);
emitCaseOrDefaultClauseRest(node, node.statements, node.expression.end);
}
function emitDefaultClause(node) {
var pos = emitTokenWithComment(79, node.pos, writeKeyword, node);
emitCaseOrDefaultClauseRest(node, node.statements, pos);
}
function emitCaseOrDefaultClauseRest(parentNode, statements, colonPos) {
var emitAsSingleStatement = statements.length === 1 &&
(ts.nodeIsSynthesized(parentNode) ||
ts.nodeIsSynthesized(statements[0]) ||
ts.rangeStartPositionsAreOnSameLine(parentNode, statements[0], currentSourceFile));
var format = 81985;
if (emitAsSingleStatement) {
writeToken(56, colonPos, writePunctuation, parentNode);
writeSpace();
format &= ~(1 | 64);
}
else {
emitTokenWithComment(56, colonPos, writePunctuation, parentNode);
}
emitList(parentNode, statements, format);
}
function emitHeritageClause(node) {
writeSpace();
writeTokenText(node.token, writeKeyword);
writeSpace();
emitList(node, node.types, 272);
}
function emitCatchClause(node) {
var openParenPos = emitTokenWithComment(74, node.pos, writeKeyword, node);
writeSpace();
if (node.variableDeclaration) {
emitTokenWithComment(19, openParenPos, writePunctuation, node);
emit(node.variableDeclaration);
emitTokenWithComment(20, node.variableDeclaration.end, writePunctuation, node);
writeSpace();
}
emit(node.block);
}
function emitPropertyAssignment(node) {
emit(node.name);
writePunctuation(":");
writeSpace();
var initializer = node.initializer;
if (emitTrailingCommentsOfPosition && (ts.getEmitFlags(initializer) & 512) === 0) {
var commentRange = ts.getCommentRange(initializer);
emitTrailingCommentsOfPosition(commentRange.pos);
}
emitExpression(initializer);
}
function emitShorthandPropertyAssignment(node) {
emit(node.name);
if (node.objectAssignmentInitializer) {
writeSpace();
writePunctuation("=");
writeSpace();
emitExpression(node.objectAssignmentInitializer);
}
}
function emitSpreadAssignment(node) {
if (node.expression) {
writePunctuation("...");
emitExpression(node.expression);
}
}
function emitEnumMember(node) {
emit(node.name);
emitInitializer(node.initializer, node.name.end, node);
}
function emitSourceFile(node) {
writeLine();
var statements = node.statements;
if (emitBodyWithDetachedComments) {
var shouldEmitDetachedComment = statements.length === 0 ||
!ts.isPrologueDirective(statements[0]) ||
ts.nodeIsSynthesized(statements[0]);
if (shouldEmitDetachedComment) {
emitBodyWithDetachedComments(node, statements, emitSourceFileWorker);
return;
}
}
emitSourceFileWorker(node);
}
function emitSyntheticTripleSlashReferencesIfNeeded(node) {
emitTripleSlashDirectives(!!node.hasNoDefaultLib, node.syntheticFileReferences || [], node.syntheticTypeReferences || []);
}
function emitTripleSlashDirectivesIfNeeded(node) {
if (node.isDeclarationFile)
emitTripleSlashDirectives(node.hasNoDefaultLib, node.referencedFiles, node.typeReferenceDirectives);
}
function emitTripleSlashDirectives(hasNoDefaultLib, files, types) {
if (hasNoDefaultLib) {
write("/// <reference no-default-lib=\"true\"/>");
writeLine();
}
if (currentSourceFile && currentSourceFile.moduleName) {
write("/// <amd-module name=\"" + currentSourceFile.moduleName + "\" />");
writeLine();
}
if (currentSourceFile && currentSourceFile.amdDependencies) {
for (var _a = 0, _b = currentSourceFile.amdDependencies; _a < _b.length; _a++) {
var dep = _b[_a];
if (dep.name) {
write("/// <amd-dependency name=\"" + dep.name + "\" path=\"" + dep.path + "\" />");
}
else {
write("/// <amd-dependency path=\"" + dep.path + "\" />");
}
writeLine();
}
}
for (var _c = 0, files_1 = files; _c < files_1.length; _c++) {
var directive = files_1[_c];
write("/// <reference path=\"" + directive.fileName + "\" />");
writeLine();
}
for (var _d = 0, types_17 = types; _d < types_17.length; _d++) {
var directive = types_17[_d];
write("/// <reference types=\"" + directive.fileName + "\" />");
writeLine();
}
}
function emitSourceFileWorker(node) {
var statements = node.statements;
pushNameGenerationScope(node);
ts.forEach(node.statements, generateNames);
emitHelpers(node);
var index = ts.findIndex(statements, function (statement) { return !ts.isPrologueDirective(statement); });
emitTripleSlashDirectivesIfNeeded(node);
emitList(node, statements, 1, index === -1 ? statements.length : index);
popNameGenerationScope(node);
}
function emitPartiallyEmittedExpression(node) {
emitExpression(node.expression);
}
function emitCommaList(node) {
emitExpressionList(node, node.elements, 272);
}
function emitPrologueDirectives(statements, startWithNewLine, seenPrologueDirectives) {
for (var i = 0; i < statements.length; i++) {
var statement = statements[i];
if (ts.isPrologueDirective(statement)) {
var shouldEmitPrologueDirective = seenPrologueDirectives ? !seenPrologueDirectives.has(statement.expression.text) : true;
if (shouldEmitPrologueDirective) {
if (startWithNewLine || i > 0) {
writeLine();
}
emit(statement);
if (seenPrologueDirectives) {
seenPrologueDirectives.set(statement.expression.text, true);
}
}
}
else {
return i;
}
}
return statements.length;
}
function emitPrologueDirectivesIfNeeded(sourceFileOrBundle) {
if (ts.isSourceFile(sourceFileOrBundle)) {
setSourceFile(sourceFileOrBundle);
emitPrologueDirectives(sourceFileOrBundle.statements);
}
else {
var seenPrologueDirectives = ts.createMap();
for (var _a = 0, _b = sourceFileOrBundle.sourceFiles; _a < _b.length; _a++) {
var sourceFile = _b[_a];
setSourceFile(sourceFile);
emitPrologueDirectives(sourceFile.statements, true, seenPrologueDirectives);
}
}
}
function emitShebangIfNeeded(sourceFileOrBundle) {
if (ts.isSourceFile(sourceFileOrBundle)) {
var shebang = ts.getShebang(sourceFileOrBundle.text);
if (shebang) {
write(shebang);
writeLine();
return true;
}
}
else {
for (var _a = 0, _b = sourceFileOrBundle.sourceFiles; _a < _b.length; _a++) {
var sourceFile = _b[_a];
if (emitShebangIfNeeded(sourceFile)) {
break;
}
}
}
}
function emitNodeWithWriter(node, writer) {
if (!node)
return;
var savedWrite = write;
write = writer;
emit(node);
write = savedWrite;
}
function emitModifiers(node, modifiers) {
if (modifiers && modifiers.length) {
emitList(node, modifiers, 131328);
writeSpace();
}
}
function emitTypeAnnotation(node) {
if (node) {
writePunctuation(":");
writeSpace();
emit(node);
}
}
function emitInitializer(node, equalCommentStartPos, container) {
if (node) {
writeSpace();
emitTokenWithComment(58, equalCommentStartPos, writeOperator, container);
writeSpace();
emitExpression(node);
}
}
function emitNodeWithPrefix(prefix, prefixWriter, node, emit) {
if (node) {
prefixWriter(prefix);
emit(node);
}
}
function emitWithLeadingSpace(node) {
if (node) {
writeSpace();
emit(node);
}
}
function emitExpressionWithLeadingSpace(node) {
if (node) {
writeSpace();
emitExpression(node);
}
}
function emitWithTrailingSpace(node) {
if (node) {
emit(node);
writeSpace();
}
}
function emitEmbeddedStatement(parent, node) {
if (ts.isBlock(node) || ts.getEmitFlags(parent) & 1) {
writeSpace();
emit(node);
}
else {
writeLine();
increaseIndent();
emit(node);
decreaseIndent();
}
}
function emitDecorators(parentNode, decorators) {
emitList(parentNode, decorators, 24577);
}
function emitTypeArguments(parentNode, typeArguments) {
emitList(parentNode, typeArguments, 26896);
}
function emitTypeParameters(parentNode, typeParameters) {
if (ts.isFunctionLike(parentNode) && parentNode.typeArguments) {
return emitTypeArguments(parentNode, parentNode.typeArguments);
}
emitList(parentNode, typeParameters, 26896);
}
function emitParameters(parentNode, parameters) {
emitList(parentNode, parameters, 1296);
}
function canEmitSimpleArrowHead(parentNode, parameters) {
var parameter = ts.singleOrUndefined(parameters);
return parameter
&& parameter.pos === parentNode.pos
&& !(ts.isArrowFunction(parentNode) && parentNode.type)
&& !ts.some(parentNode.decorators)
&& !ts.some(parentNode.modifiers)
&& !ts.some(parentNode.typeParameters)
&& !ts.some(parameter.decorators)
&& !ts.some(parameter.modifiers)
&& !parameter.dotDotDotToken
&& !parameter.questionToken
&& !parameter.type
&& !parameter.initializer
&& ts.isIdentifier(parameter.name);
}
function emitParametersForArrow(parentNode, parameters) {
if (canEmitSimpleArrowHead(parentNode, parameters)) {
emitList(parentNode, parameters, 1296 & ~1024);
}
else {
emitParameters(parentNode, parameters);
}
}
function emitParametersForIndexSignature(parentNode, parameters) {
emitList(parentNode, parameters, 4432);
}
function emitList(parentNode, children, format, start, count) {
emitNodeList(emit, parentNode, children, format, start, count);
}
function emitExpressionList(parentNode, children, format, start, count) {
emitNodeList(emitExpression, parentNode, children, format, start, count);
}
function writeDelimiter(format) {
switch (format & 28) {
case 0:
break;
case 16:
writePunctuation(",");
break;
case 4:
writeSpace();
writePunctuation("|");
break;
case 8:
writeSpace();
writePunctuation("&");
break;
}
}
function emitNodeList(emit, parentNode, children, format, start, count) {
if (start === void 0) { start = 0; }
if (count === void 0) { count = children ? children.length - start : 0; }
var isUndefined = children === undefined;
if (isUndefined && format & 8192) {
return;
}
var isEmpty = children === undefined || start >= children.length || count === 0;
if (isEmpty && format & 16384) {
if (onBeforeEmitNodeArray) {
onBeforeEmitNodeArray(children);
}
if (onAfterEmitNodeArray) {
onAfterEmitNodeArray(children);
}
return;
}
if (format & 7680) {
writePunctuation(getOpeningBracket(format));
if (isEmpty && !isUndefined) {
emitTrailingCommentsOfPosition(children.pos, true);
}
}
if (onBeforeEmitNodeArray) {
onBeforeEmitNodeArray(children);
}
if (isEmpty) {
if (format & 1) {
writeLine();
}
else if (format & 128 && !(format & 262144)) {
writeSpace();
}
}
else {
var mayEmitInterveningComments = (format & 131072) === 0;
var shouldEmitInterveningComments = mayEmitInterveningComments;
if (shouldWriteLeadingLineTerminator(parentNode, children, format)) {
writeLine();
shouldEmitInterveningComments = false;
}
else if (format & 128) {
writeSpace();
}
if (format & 64) {
increaseIndent();
}
var previousSibling = void 0;
var shouldDecreaseIndentAfterEmit = false;
for (var i = 0; i < count; i++) {
var child = children[start + i];
if (previousSibling) {
if (format & 28 && previousSibling.end !== parentNode.end) {
emitLeadingCommentsOfPosition(previousSibling.end);
}
writeDelimiter(format);
if (shouldWriteSeparatingLineTerminator(previousSibling, child, format)) {
if ((format & (3 | 64)) === 0) {
increaseIndent();
shouldDecreaseIndentAfterEmit = true;
}
writeLine();
shouldEmitInterveningComments = false;
}
else if (previousSibling && format & 256) {
writeSpace();
}
}
if (shouldEmitInterveningComments) {
if (emitTrailingCommentsOfPosition) {
var commentRange = ts.getCommentRange(child);
emitTrailingCommentsOfPosition(commentRange.pos);
}
}
else {
shouldEmitInterveningComments = mayEmitInterveningComments;
}
emit(child);
if (shouldDecreaseIndentAfterEmit) {
decreaseIndent();
shouldDecreaseIndentAfterEmit = false;
}
previousSibling = child;
}
var hasTrailingComma = (format & 32) && children.hasTrailingComma;
if (format & 16 && hasTrailingComma) {
writePunctuation(",");
}
if (previousSibling && format & 28 && previousSibling.end !== parentNode.end && !(ts.getEmitFlags(previousSibling) & 1024)) {
emitLeadingCommentsOfPosition(previousSibling.end);
}
if (format & 64) {
decreaseIndent();
}
if (shouldWriteClosingLineTerminator(parentNode, children, format)) {
writeLine();
}
else if (format & 128) {
writeSpace();
}
}
if (onAfterEmitNodeArray) {
onAfterEmitNodeArray(children);
}
if (format & 7680) {
if (isEmpty && !isUndefined) {
emitLeadingCommentsOfPosition(children.end);
}
writePunctuation(getClosingBracket(format));
}
}
function commitPendingSemicolonInternal() {
if (pendingSemicolon) {
writeSemicolonInternal();
pendingSemicolon = false;
}
}
function writeLiteral(s) {
commitPendingSemicolon();
writer.writeLiteral(s);
}
function writeStringLiteral(s) {
commitPendingSemicolon();
writer.writeStringLiteral(s);
}
function writeBase(s) {
commitPendingSemicolon();
writer.write(s);
}
function writeSymbol(s, sym) {
commitPendingSemicolon();
writer.writeSymbol(s, sym);
}
function writePunctuation(s) {
commitPendingSemicolon();
writer.writePunctuation(s);
}
function deferWriteSemicolon() {
pendingSemicolon = true;
}
function writeSemicolonInternal() {
writer.writePunctuation(";");
}
function writeKeyword(s) {
commitPendingSemicolon();
writer.writeKeyword(s);
}
function writeOperator(s) {
commitPendingSemicolon();
writer.writeOperator(s);
}
function writeParameter(s) {
commitPendingSemicolon();
writer.writeParameter(s);
}
function writeSpace() {
commitPendingSemicolon();
writer.writeSpace(" ");
}
function writeProperty(s) {
commitPendingSemicolon();
writer.writeProperty(s);
}
function writeLine() {
commitPendingSemicolon();
writer.writeLine();
}
function increaseIndent() {
commitPendingSemicolon();
writer.increaseIndent();
}
function decreaseIndent() {
commitPendingSemicolon();
writer.decreaseIndent();
}
function writeToken(token, pos, writer, contextNode) {
return onEmitSourceMapOfToken
? onEmitSourceMapOfToken(contextNode, token, writer, pos, writeTokenText)
: writeTokenText(token, writer, pos);
}
function writeTokenNode(node, writer) {
if (onBeforeEmitToken) {
onBeforeEmitToken(node);
}
writer(ts.tokenToString(node.kind));
if (onAfterEmitToken) {
onAfterEmitToken(node);
}
}
function writeTokenText(token, writer, pos) {
var tokenString = ts.tokenToString(token);
writer(tokenString);
return pos < 0 ? pos : pos + tokenString.length;
}
function writeLineOrSpace(node) {
if (ts.getEmitFlags(node) & 1) {
writeSpace();
}
else {
writeLine();
}
}
function writeLines(text) {
var lines = text.split(/\r\n?|\n/g);
var indentation = ts.guessIndentation(lines);
for (var _a = 0, lines_2 = lines; _a < lines_2.length; _a++) {
var lineText = lines_2[_a];
var line = indentation ? lineText.slice(indentation) : lineText;
if (line.length) {
writeLine();
write(line);
writeLine();
}
}
}
function increaseIndentIf(value, valueToWriteWhenNotIndenting) {
if (value) {
increaseIndent();
writeLine();
}
else if (valueToWriteWhenNotIndenting) {
write(valueToWriteWhenNotIndenting);
}
}
function decreaseIndentIf(value1, value2) {
if (value1) {
decreaseIndent();
}
if (value2) {
decreaseIndent();
}
}
function shouldWriteLeadingLineTerminator(parentNode, children, format) {
if (format & 1) {
return true;
}
if (format & 2) {
if (format & 32768) {
return true;
}
var firstChild = children[0];
if (firstChild === undefined) {
return !ts.rangeIsOnSingleLine(parentNode, currentSourceFile);
}
else if (ts.positionIsSynthesized(parentNode.pos) || ts.nodeIsSynthesized(firstChild)) {
return synthesizedNodeStartsOnNewLine(firstChild, format);
}
else {
return !ts.rangeStartPositionsAreOnSameLine(parentNode, firstChild, currentSourceFile);
}
}
else {
return false;
}
}
function shouldWriteSeparatingLineTerminator(previousNode, nextNode, format) {
if (format & 1) {
return true;
}
else if (format & 2) {
if (previousNode === undefined || nextNode === undefined) {
return false;
}
else if (ts.nodeIsSynthesized(previousNode) || ts.nodeIsSynthesized(nextNode)) {
return synthesizedNodeStartsOnNewLine(previousNode, format) || synthesizedNodeStartsOnNewLine(nextNode, format);
}
else {
return !ts.rangeEndIsOnSameLineAsRangeStart(previousNode, nextNode, currentSourceFile);
}
}
else {
return ts.getStartsOnNewLine(nextNode);
}
}
function shouldWriteClosingLineTerminator(parentNode, children, format) {
if (format & 1) {
return (format & 65536) === 0;
}
else if (format & 2) {
if (format & 32768) {
return true;
}
var lastChild = ts.lastOrUndefined(children);
if (lastChild === undefined) {
return !ts.rangeIsOnSingleLine(parentNode, currentSourceFile);
}
else if (ts.positionIsSynthesized(parentNode.pos) || ts.nodeIsSynthesized(lastChild)) {
return synthesizedNodeStartsOnNewLine(lastChild, format);
}
else {
return !ts.rangeEndPositionsAreOnSameLine(parentNode, lastChild, currentSourceFile);
}
}
else {
return false;
}
}
function synthesizedNodeStartsOnNewLine(node, format) {
if (ts.nodeIsSynthesized(node)) {
var startsOnNewLine = ts.getStartsOnNewLine(node);
if (startsOnNewLine === undefined) {
return (format & 32768) !== 0;
}
return startsOnNewLine;
}
return (format & 32768) !== 0;
}
function needsIndentation(parent, node1, node2) {
parent = skipSynthesizedParentheses(parent);
node1 = skipSynthesizedParentheses(node1);
node2 = skipSynthesizedParentheses(node2);
if (ts.getStartsOnNewLine(node2)) {
return true;
}
return !ts.nodeIsSynthesized(parent)
&& !ts.nodeIsSynthesized(node1)
&& !ts.nodeIsSynthesized(node2)
&& !ts.rangeEndIsOnSameLineAsRangeStart(node1, node2, currentSourceFile);
}
function isEmptyBlock(block) {
return block.statements.length === 0
&& ts.rangeEndIsOnSameLineAsRangeStart(block, block, currentSourceFile);
}
function skipSynthesizedParentheses(node) {
while (node.kind === 193 && ts.nodeIsSynthesized(node)) {
node = node.expression;
}
return node;
}
function getTextOfNode(node, includeTrivia) {
if (ts.isGeneratedIdentifier(node)) {
return generateName(node);
}
else if (ts.isIdentifier(node) && (ts.nodeIsSynthesized(node) || !node.parent || !currentSourceFile || (node.parent && currentSourceFile && ts.getSourceFileOfNode(node) !== ts.getOriginalNode(currentSourceFile)))) {
return ts.idText(node);
}
else if (node.kind === 9 && node.textSourceNode) {
return getTextOfNode(node.textSourceNode, includeTrivia);
}
else if (ts.isLiteralExpression(node) && (ts.nodeIsSynthesized(node) || !node.parent)) {
return node.text;
}
return ts.getSourceTextOfNodeFromSourceFile(currentSourceFile, node, includeTrivia);
}
function getLiteralTextOfNode(node) {
if (node.kind === 9 && node.textSourceNode) {
var textSourceNode = node.textSourceNode;
if (ts.isIdentifier(textSourceNode)) {
return ts.getEmitFlags(node) & 16777216 ?
"\"" + ts.escapeString(getTextOfNode(textSourceNode)) + "\"" :
"\"" + ts.escapeNonAsciiString(getTextOfNode(textSourceNode)) + "\"";
}
else {
return getLiteralTextOfNode(textSourceNode);
}
}
return ts.getLiteralText(node, currentSourceFile);
}
function pushNameGenerationScope(node) {
if (node && ts.getEmitFlags(node) & 524288) {
return;
}
tempFlagsStack.push(tempFlags);
tempFlags = 0;
reservedNamesStack.push(reservedNames);
}
function popNameGenerationScope(node) {
if (node && ts.getEmitFlags(node) & 524288) {
return;
}
tempFlags = tempFlagsStack.pop();
reservedNames = reservedNamesStack.pop();
}
function reserveNameInNestedScopes(name) {
if (!reservedNames || reservedNames === ts.lastOrUndefined(reservedNamesStack)) {
reservedNames = ts.createMap();
}
reservedNames.set(name, true);
}
function generateNames(node) {
if (!node)
return;
switch (node.kind) {
case 216:
ts.forEach(node.statements, generateNames);
break;
case 231:
case 229:
case 221:
case 222:
generateNames(node.statement);
break;
case 220:
generateNames(node.thenStatement);
generateNames(node.elseStatement);
break;
case 223:
case 225:
case 224:
generateNames(node.initializer);
generateNames(node.statement);
break;
case 230:
generateNames(node.caseBlock);
break;
case 244:
ts.forEach(node.clauses, generateNames);
break;
case 269:
case 270:
ts.forEach(node.statements, generateNames);
break;
case 233:
generateNames(node.tryBlock);
generateNames(node.catchClause);
generateNames(node.finallyBlock);
break;
case 272:
generateNames(node.variableDeclaration);
generateNames(node.block);
break;
case 217:
generateNames(node.declarationList);
break;
case 236:
ts.forEach(node.declarations, generateNames);
break;
case 235:
case 149:
case 184:
case 238:
generateNameIfNeeded(node.name);
break;
case 237:
generateNameIfNeeded(node.name);
if (ts.getEmitFlags(node) & 524288) {
ts.forEach(node.parameters, generateNames);
generateNames(node.body);
}
break;
case 182:
case 183:
ts.forEach(node.elements, generateNames);
break;
case 247:
generateNames(node.importClause);
break;
case 248:
generateNameIfNeeded(node.name);
generateNames(node.namedBindings);
break;
case 249:
generateNameIfNeeded(node.name);
break;
case 250:
ts.forEach(node.elements, generateNames);
break;
case 251:
generateNameIfNeeded(node.propertyName || node.name);
break;
}
}
function generateMemberNames(node) {
if (!node)
return;
switch (node.kind) {
case 273:
case 274:
case 152:
case 154:
case 156:
case 157:
generateNameIfNeeded(node.name);
break;
}
}
function generateNameIfNeeded(name) {
if (name) {
if (ts.isGeneratedIdentifier(name)) {
generateName(name);
}
else if (ts.isBindingPattern(name)) {
generateNames(name);
}
}
}
function generateName(name) {
if ((name.autoGenerateFlags & 7) === 4) {
return generateNameCached(getNodeForGeneratedName(name), name.autoGenerateFlags);
}
else {
var autoGenerateId = name.autoGenerateId;
return autoGeneratedIdToGeneratedName[autoGenerateId] || (autoGeneratedIdToGeneratedName[autoGenerateId] = makeName(name));
}
}
function generateNameCached(node, flags) {
var nodeId = ts.getNodeId(node);
return nodeIdToGeneratedName[nodeId] || (nodeIdToGeneratedName[nodeId] = generateNameForNode(node, flags));
}
function isUniqueName(name) {
return isFileLevelUniqueName(name)
&& !generatedNames.has(name)
&& !(reservedNames && reservedNames.has(name));
}
function isFileLevelUniqueName(name) {
return currentSourceFile ? ts.isFileLevelUniqueName(currentSourceFile, name, hasGlobalName) : true;
}
function isUniqueLocalName(name, container) {
for (var node = container; ts.isNodeDescendantOf(node, container); node = node.nextContainer) {
if (node.locals) {
var local = node.locals.get(ts.escapeLeadingUnderscores(name));
if (local && local.flags & (67216319 | 1048576 | 2097152)) {
return false;
}
}
}
return true;
}
function makeTempVariableName(flags, reservedInNestedScopes) {
if (flags && !(tempFlags & flags)) {
var name = flags === 268435456 ? "_i" : "_n";
if (isUniqueName(name)) {
tempFlags |= flags;
if (reservedInNestedScopes) {
reserveNameInNestedScopes(name);
}
return name;
}
}
while (true) {
var count = tempFlags & 268435455;
tempFlags++;
if (count !== 8 && count !== 13) {
var name = count < 26
? "_" + String.fromCharCode(97 + count)
: "_" + (count - 26);
if (isUniqueName(name)) {
if (reservedInNestedScopes) {
reserveNameInNestedScopes(name);
}
return name;
}
}
}
}
function makeUniqueName(baseName, checkFn, optimistic, scoped) {
if (checkFn === void 0) { checkFn = isUniqueName; }
if (optimistic) {
if (checkFn(baseName)) {
if (scoped) {
reserveNameInNestedScopes(baseName);
}
else {
generatedNames.set(baseName, true);
}
return baseName;
}
}
if (baseName.charCodeAt(baseName.length - 1) !== 95) {
baseName += "_";
}
var i = 1;
while (true) {
var generatedName = baseName + i;
if (checkFn(generatedName)) {
if (scoped) {
reserveNameInNestedScopes(generatedName);
}
else {
generatedNames.set(generatedName, true);
}
return generatedName;
}
i++;
}
}
function makeFileLevelOptmiisticUniqueName(name) {
return makeUniqueName(name, isFileLevelUniqueName, true);
}
function generateNameForModuleOrEnum(node) {
var name = getTextOfNode(node.name);
return isUniqueLocalName(name, node) ? name : makeUniqueName(name);
}
function generateNameForImportOrExportDeclaration(node) {
var expr = ts.getExternalModuleName(node);
var baseName = ts.isStringLiteral(expr) ?
ts.makeIdentifierFromModuleName(expr.text) : "module";
return makeUniqueName(baseName);
}
function generateNameForExportDefault() {
return makeUniqueName("default");
}
function generateNameForClassExpression() {
return makeUniqueName("class");
}
function generateNameForMethodOrAccessor(node) {
if (ts.isIdentifier(node.name)) {
return generateNameCached(node.name);
}
return makeTempVariableName(0);
}
function generateNameForNode(node, flags) {
switch (node.kind) {
case 71:
return makeUniqueName(getTextOfNode(node), isUniqueName, !!(flags & 16), !!(flags & 8));
case 242:
case 241:
return generateNameForModuleOrEnum(node);
case 247:
case 253:
return generateNameForImportOrExportDeclaration(node);
case 237:
case 238:
case 252:
return generateNameForExportDefault();
case 207:
return generateNameForClassExpression();
case 154:
case 156:
case 157:
return generateNameForMethodOrAccessor(node);
default:
return makeTempVariableName(0);
}
}
function makeName(name) {
switch (name.autoGenerateFlags & 7) {
case 1:
return makeTempVariableName(0, !!(name.autoGenerateFlags & 8));
case 2:
return makeTempVariableName(268435456, !!(name.autoGenerateFlags & 8));
case 3:
return makeUniqueName(ts.idText(name), (name.autoGenerateFlags & 32) ? isFileLevelUniqueName : isUniqueName, !!(name.autoGenerateFlags & 16), !!(name.autoGenerateFlags & 8));
}
return ts.Debug.fail("Unsupported GeneratedIdentifierKind.");
}
function getNodeForGeneratedName(name) {
var autoGenerateId = name.autoGenerateId;
var node = name;
var original = node.original;
while (original) {
node = original;
if (ts.isIdentifier(node)
&& !!(node.autoGenerateFlags & 4)
&& node.autoGenerateId !== autoGenerateId) {
break;
}
original = node.original;
}
return node;
}
}
ts.createPrinter = createPrinter;
function createBracketsMap() {
var brackets = [];
brackets[512] = ["{", "}"];
brackets[1024] = ["(", ")"];
brackets[2048] = ["<", ">"];
brackets[4096] = ["[", "]"];
return brackets;
}
function getOpeningBracket(format) {
return brackets[format & 7680][0];
}
function getClosingBracket(format) {
return brackets[format & 7680][1];
}
})(ts || (ts = {}));
var ts;
(function (ts) {
function createCachedDirectoryStructureHost(host, currentDirectory, useCaseSensitiveFileNames) {
if (!host.getDirectories || !host.readDirectory) {
return undefined;
}
var cachedReadDirectoryResult = ts.createMap();
var getCanonicalFileName = ts.createGetCanonicalFileName(useCaseSensitiveFileNames);
return {
useCaseSensitiveFileNames: useCaseSensitiveFileNames,
fileExists: fileExists,
readFile: function (path, encoding) { return host.readFile(path, encoding); },
directoryExists: host.directoryExists && directoryExists,
getDirectories: getDirectories,
readDirectory: readDirectory,
createDirectory: host.createDirectory && createDirectory,
writeFile: host.writeFile && writeFile,
addOrDeleteFileOrDirectory: addOrDeleteFileOrDirectory,
addOrDeleteFile: addOrDeleteFile,
clearCache: clearCache
};
function toPath(fileName) {
return ts.toPath(fileName, currentDirectory, getCanonicalFileName);
}
function getCachedFileSystemEntries(rootDirPath) {
return cachedReadDirectoryResult.get(ts.ensureTrailingDirectorySeparator(rootDirPath));
}
function getCachedFileSystemEntriesForBaseDir(path) {
return getCachedFileSystemEntries(ts.getDirectoryPath(path));
}
function getBaseNameOfFileName(fileName) {
return ts.getBaseFileName(ts.normalizePath(fileName));
}
function createCachedFileSystemEntries(rootDir, rootDirPath) {
var resultFromHost = {
files: ts.map(host.readDirectory(rootDir, undefined, undefined, ["*.*"]), getBaseNameOfFileName) || [],
directories: host.getDirectories(rootDir) || []
};
cachedReadDirectoryResult.set(ts.ensureTrailingDirectorySeparator(rootDirPath), resultFromHost);
return resultFromHost;
}
function tryReadDirectory(rootDir, rootDirPath) {
rootDirPath = ts.ensureTrailingDirectorySeparator(rootDirPath);
var cachedResult = getCachedFileSystemEntries(rootDirPath);
if (cachedResult) {
return cachedResult;
}
try {
return createCachedFileSystemEntries(rootDir, rootDirPath);
}
catch (_e) {
ts.Debug.assert(!cachedReadDirectoryResult.has(ts.ensureTrailingDirectorySeparator(rootDirPath)));
return undefined;
}
}
function fileNameEqual(name1, name2) {
return getCanonicalFileName(name1) === getCanonicalFileName(name2);
}
function hasEntry(entries, name) {
return ts.some(entries, function (file) { return fileNameEqual(file, name); });
}
function updateFileSystemEntry(entries, baseName, isValid) {
if (hasEntry(entries, baseName)) {
if (!isValid) {
return ts.filterMutate(entries, function (entry) { return !fileNameEqual(entry, baseName); });
}
}
else if (isValid) {
return entries.push(baseName);
}
}
function writeFile(fileName, data, writeByteOrderMark) {
var path = toPath(fileName);
var result = getCachedFileSystemEntriesForBaseDir(path);
if (result) {
updateFilesOfFileSystemEntry(result, getBaseNameOfFileName(fileName), true);
}
return host.writeFile(fileName, data, writeByteOrderMark);
}
function fileExists(fileName) {
var path = toPath(fileName);
var result = getCachedFileSystemEntriesForBaseDir(path);
return result && hasEntry(result.files, getBaseNameOfFileName(fileName)) ||
host.fileExists(fileName);
}
function directoryExists(dirPath) {
var path = toPath(dirPath);
return cachedReadDirectoryResult.has(ts.ensureTrailingDirectorySeparator(path)) || host.directoryExists(dirPath);
}
function createDirectory(dirPath) {
var path = toPath(dirPath);
var result = getCachedFileSystemEntriesForBaseDir(path);
var baseFileName = getBaseNameOfFileName(dirPath);
if (result) {
updateFileSystemEntry(result.directories, baseFileName, true);
}
host.createDirectory(dirPath);
}
function getDirectories(rootDir) {
var rootDirPath = toPath(rootDir);
var result = tryReadDirectory(rootDir, rootDirPath);
if (result) {
return result.directories.slice();
}
return host.getDirectories(rootDir);
}
function readDirectory(rootDir, extensions, excludes, includes, depth) {
var rootDirPath = toPath(rootDir);
var result = tryReadDirectory(rootDir, rootDirPath);
if (result) {
return ts.matchFiles(rootDir, extensions, excludes, includes, useCaseSensitiveFileNames, currentDirectory, depth, getFileSystemEntries);
}
return host.readDirectory(rootDir, extensions, excludes, includes, depth);
function getFileSystemEntries(dir) {
var path = toPath(dir);
if (path === rootDirPath) {
return result;
}
return tryReadDirectory(dir, path) || ts.emptyFileSystemEntries;
}
}
function addOrDeleteFileOrDirectory(fileOrDirectory, fileOrDirectoryPath) {
var existingResult = getCachedFileSystemEntries(fileOrDirectoryPath);
if (existingResult) {
clearCache();
return undefined;
}
var parentResult = getCachedFileSystemEntriesForBaseDir(fileOrDirectoryPath);
if (!parentResult) {
return undefined;
}
if (!host.directoryExists) {
clearCache();
return undefined;
}
var baseName = getBaseNameOfFileName(fileOrDirectory);
var fsQueryResult = {
fileExists: host.fileExists(fileOrDirectoryPath),
directoryExists: host.directoryExists(fileOrDirectoryPath)
};
if (fsQueryResult.directoryExists || hasEntry(parentResult.directories, baseName)) {
clearCache();
}
else {
updateFilesOfFileSystemEntry(parentResult, baseName, fsQueryResult.fileExists);
}
return fsQueryResult;
}
function addOrDeleteFile(fileName, filePath, eventKind) {
if (eventKind === ts.FileWatcherEventKind.Changed) {
return;
}
var parentResult = getCachedFileSystemEntriesForBaseDir(filePath);
if (parentResult) {
updateFilesOfFileSystemEntry(parentResult, getBaseNameOfFileName(fileName), eventKind === ts.FileWatcherEventKind.Created);
}
}
function updateFilesOfFileSystemEntry(parentResult, baseName, fileExists) {
updateFileSystemEntry(parentResult.files, baseName, fileExists);
}
function clearCache() {
cachedReadDirectoryResult.clear();
}
}
ts.createCachedDirectoryStructureHost = createCachedDirectoryStructureHost;
var ConfigFileProgramReloadLevel;
(function (ConfigFileProgramReloadLevel) {
ConfigFileProgramReloadLevel[ConfigFileProgramReloadLevel["None"] = 0] = "None";
ConfigFileProgramReloadLevel[ConfigFileProgramReloadLevel["Partial"] = 1] = "Partial";
ConfigFileProgramReloadLevel[ConfigFileProgramReloadLevel["Full"] = 2] = "Full";
})(ConfigFileProgramReloadLevel = ts.ConfigFileProgramReloadLevel || (ts.ConfigFileProgramReloadLevel = {}));
function updateMissingFilePathsWatch(program, missingFileWatches, createMissingFileWatch) {
var missingFilePaths = program.getMissingFilePaths();
var newMissingFilePathMap = ts.arrayToSet(missingFilePaths);
ts.mutateMap(missingFileWatches, newMissingFilePathMap, {
createNewValue: createMissingFileWatch,
onDeleteValue: ts.closeFileWatcher
});
}
ts.updateMissingFilePathsWatch = updateMissingFilePathsWatch;
function updateWatchingWildcardDirectories(existingWatchedForWildcards, wildcardDirectories, watchDirectory) {
ts.mutateMap(existingWatchedForWildcards, wildcardDirectories, {
createNewValue: createWildcardDirectoryWatcher,
onDeleteValue: closeFileWatcherOf,
onExistingValue: updateWildcardDirectoryWatcher
});
function createWildcardDirectoryWatcher(directory, flags) {
return {
watcher: watchDirectory(directory, flags),
flags: flags
};
}
function updateWildcardDirectoryWatcher(existingWatcher, flags, directory) {
if (existingWatcher.flags === flags) {
return;
}
existingWatcher.watcher.close();
existingWatchedForWildcards.set(directory, createWildcardDirectoryWatcher(directory, flags));
}
}
ts.updateWatchingWildcardDirectories = updateWatchingWildcardDirectories;
function isEmittedFileOfProgram(program, file) {
if (!program) {
return false;
}
return program.isEmittedFile(file);
}
ts.isEmittedFileOfProgram = isEmittedFileOfProgram;
var WatchLogLevel;
(function (WatchLogLevel) {
WatchLogLevel[WatchLogLevel["None"] = 0] = "None";
WatchLogLevel[WatchLogLevel["TriggerOnly"] = 1] = "TriggerOnly";
WatchLogLevel[WatchLogLevel["Verbose"] = 2] = "Verbose";
})(WatchLogLevel = ts.WatchLogLevel || (ts.WatchLogLevel = {}));
function getWatchFactory(watchLogLevel, log, getDetailWatchInfo) {
return getWatchFactoryWith(watchLogLevel, log, getDetailWatchInfo, watchFile, watchDirectory);
}
ts.getWatchFactory = getWatchFactory;
function getWatchFactoryWith(watchLogLevel, log, getDetailWatchInfo, watchFile, watchDirectory) {
var createFileWatcher = getCreateFileWatcher(watchLogLevel, watchFile);
var createFilePathWatcher = watchLogLevel === WatchLogLevel.None ? watchFilePath : createFileWatcher;
var createDirectoryWatcher = getCreateFileWatcher(watchLogLevel, watchDirectory);
return {
watchFile: function (host, file, callback, pollingInterval, detailInfo1, detailInfo2) {
return createFileWatcher(host, file, callback, pollingInterval, undefined, detailInfo1, detailInfo2, watchFile, log, "FileWatcher", getDetailWatchInfo);
},
watchFilePath: function (host, file, callback, pollingInterval, path, detailInfo1, detailInfo2) {
return createFilePathWatcher(host, file, callback, pollingInterval, path, detailInfo1, detailInfo2, watchFile, log, "FileWatcher", getDetailWatchInfo);
},
watchDirectory: function (host, directory, callback, flags, detailInfo1, detailInfo2) {
return createDirectoryWatcher(host, directory, callback, flags, undefined, detailInfo1, detailInfo2, watchDirectory, log, "DirectoryWatcher", getDetailWatchInfo);
}
};
function watchFilePath(host, file, callback, pollingInterval, path) {
return watchFile(host, file, function (fileName, eventKind) { return callback(fileName, eventKind, path); }, pollingInterval);
}
}
function watchFile(host, file, callback, pollingInterval) {
return host.watchFile(file, callback, pollingInterval);
}
function watchDirectory(host, directory, callback, flags) {
return host.watchDirectory(directory, callback, (flags & 1) !== 0);
}
function getCreateFileWatcher(watchLogLevel, addWatch) {
switch (watchLogLevel) {
case WatchLogLevel.None:
return addWatch;
case WatchLogLevel.TriggerOnly:
return createFileWatcherWithTriggerLogging;
case WatchLogLevel.Verbose:
return createFileWatcherWithLogging;
}
}
function createFileWatcherWithLogging(host, file, cb, flags, passThrough, detailInfo1, detailInfo2, addWatch, log, watchCaption, getDetailWatchInfo) {
log(watchCaption + ":: Added:: " + getWatchInfo(file, flags, detailInfo1, detailInfo2, getDetailWatchInfo));
var watcher = createFileWatcherWithTriggerLogging(host, file, cb, flags, passThrough, detailInfo1, detailInfo2, addWatch, log, watchCaption, getDetailWatchInfo);
return {
close: function () {
log(watchCaption + ":: Close:: " + getWatchInfo(file, flags, detailInfo1, detailInfo2, getDetailWatchInfo));
watcher.close();
}
};
}
function createFileWatcherWithTriggerLogging(host, file, cb, flags, passThrough, detailInfo1, detailInfo2, addWatch, log, watchCaption, getDetailWatchInfo) {
return addWatch(host, file, function (fileName, cbOptional) {
var triggerredInfo = watchCaption + ":: Triggered with " + fileName + (cbOptional !== undefined ? cbOptional : "") + ":: " + getWatchInfo(file, flags, detailInfo1, detailInfo2, getDetailWatchInfo);
log(triggerredInfo);
var start = ts.timestamp();
cb(fileName, cbOptional, passThrough);
var elapsed = ts.timestamp() - start;
log("Elapsed:: " + elapsed + "ms " + triggerredInfo);
}, flags);
}
function getWatchInfo(file, flags, detailInfo1, detailInfo2, getDetailWatchInfo) {
return "WatchInfo: " + file + " " + flags + " " + (getDetailWatchInfo ? getDetailWatchInfo(detailInfo1, detailInfo2) : detailInfo1);
}
function closeFileWatcherOf(objWithWatcher) {
objWithWatcher.watcher.close();
}
ts.closeFileWatcherOf = closeFileWatcherOf;
})(ts || (ts = {}));
var ts;
(function (ts) {
var ignoreDiagnosticCommentRegEx = /(^\s*$)|(^\s*\/\/\/?\s*(@ts-ignore)?)/;
function findConfigFile(searchPath, fileExists, configName) {
if (configName === void 0) { configName = "tsconfig.json"; }
return ts.forEachAncestorDirectory(searchPath, function (ancestor) {
var fileName = ts.combinePaths(ancestor, configName);
return fileExists(fileName) ? fileName : undefined;
});
}
ts.findConfigFile = findConfigFile;
function resolveTripleslashReference(moduleName, containingFile) {
var basePath = ts.getDirectoryPath(containingFile);
var referencedFileName = ts.isRootedDiskPath(moduleName) ? moduleName : ts.combinePaths(basePath, moduleName);
return ts.normalizePath(referencedFileName);
}
ts.resolveTripleslashReference = resolveTripleslashReference;
function computeCommonSourceDirectoryOfFilenames(fileNames, currentDirectory, getCanonicalFileName) {
var commonPathComponents;
var failed = ts.forEach(fileNames, function (sourceFile) {
var sourcePathComponents = ts.getNormalizedPathComponents(sourceFile, currentDirectory);
sourcePathComponents.pop();
if (!commonPathComponents) {
commonPathComponents = sourcePathComponents;
return;
}
var n = Math.min(commonPathComponents.length, sourcePathComponents.length);
for (var i = 0; i < n; i++) {
if (getCanonicalFileName(commonPathComponents[i]) !== getCanonicalFileName(sourcePathComponents[i])) {
if (i === 0) {
return true;
}
commonPathComponents.length = i;
break;
}
}
if (sourcePathComponents.length < commonPathComponents.length) {
commonPathComponents.length = sourcePathComponents.length;
}
});
if (failed) {
return "";
}
if (!commonPathComponents) {
return currentDirectory;
}
return ts.getPathFromPathComponents(commonPathComponents);
}
ts.computeCommonSourceDirectoryOfFilenames = computeCommonSourceDirectoryOfFilenames;
function createCompilerHost(options, setParentNodes) {
var existingDirectories = ts.createMap();
function getCanonicalFileName(fileName) {
return ts.sys.useCaseSensitiveFileNames ? fileName : fileName.toLowerCase();
}
function getSourceFile(fileName, languageVersion, onError) {
var text;
try {
ts.performance.mark("beforeIORead");
text = ts.sys.readFile(fileName, options.charset);
ts.performance.mark("afterIORead");
ts.performance.measure("I/O Read", "beforeIORead", "afterIORead");
}
catch (e) {
if (onError) {
onError(e.message);
}
text = "";
}
return text !== undefined ? ts.createSourceFile(fileName, text, languageVersion, setParentNodes) : undefined;
}
function directoryExists(directoryPath) {
if (existingDirectories.has(directoryPath)) {
return true;
}
if (ts.sys.directoryExists(directoryPath)) {
existingDirectories.set(directoryPath, true);
return true;
}
return false;
}
function ensureDirectoriesExist(directoryPath) {
if (directoryPath.length > ts.getRootLength(directoryPath) && !directoryExists(directoryPath)) {
var parentDirectory = ts.getDirectoryPath(directoryPath);
ensureDirectoriesExist(parentDirectory);
ts.sys.createDirectory(directoryPath);
}
}
var outputFingerprints;
function writeFileIfUpdated(fileName, data, writeByteOrderMark) {
if (!outputFingerprints) {
outputFingerprints = ts.createMap();
}
var hash = ts.sys.createHash(data);
var mtimeBefore = ts.sys.getModifiedTime(fileName);
if (mtimeBefore) {
var fingerprint = outputFingerprints.get(fileName);
if (fingerprint &&
fingerprint.byteOrderMark === writeByteOrderMark &&
fingerprint.hash === hash &&
fingerprint.mtime.getTime() === mtimeBefore.getTime()) {
return;
}
}
ts.sys.writeFile(fileName, data, writeByteOrderMark);
var mtimeAfter = ts.sys.getModifiedTime(fileName);
outputFingerprints.set(fileName, {
hash: hash,
byteOrderMark: writeByteOrderMark,
mtime: mtimeAfter
});
}
function writeFile(fileName, data, writeByteOrderMark, onError) {
try {
ts.performance.mark("beforeIOWrite");
ensureDirectoriesExist(ts.getDirectoryPath(ts.normalizePath(fileName)));
if (ts.isWatchSet(options) && ts.sys.createHash && ts.sys.getModifiedTime) {
writeFileIfUpdated(fileName, data, writeByteOrderMark);
}
else {
ts.sys.writeFile(fileName, data, writeByteOrderMark);
}
ts.performance.mark("afterIOWrite");
ts.performance.measure("I/O Write", "beforeIOWrite", "afterIOWrite");
}
catch (e) {
if (onError) {
onError(e.message);
}
}
}
function getDefaultLibLocation() {
return ts.getDirectoryPath(ts.normalizePath(ts.sys.getExecutingFilePath()));
}
var newLine = ts.getNewLineCharacter(options);
var realpath = ts.sys.realpath && (function (path) { return ts.sys.realpath(path); });
return {
getSourceFile: getSourceFile,
getDefaultLibLocation: getDefaultLibLocation,
getDefaultLibFileName: function (options) { return ts.combinePaths(getDefaultLibLocation(), ts.getDefaultLibFileName(options)); },
writeFile: writeFile,
getCurrentDirectory: ts.memoize(function () { return ts.sys.getCurrentDirectory(); }),
useCaseSensitiveFileNames: function () { return ts.sys.useCaseSensitiveFileNames; },
getCanonicalFileName: getCanonicalFileName,
getNewLine: function () { return newLine; },
fileExists: function (fileName) { return ts.sys.fileExists(fileName); },
readFile: function (fileName) { return ts.sys.readFile(fileName); },
trace: function (s) { return ts.sys.write(s + newLine); },
directoryExists: function (directoryName) { return ts.sys.directoryExists(directoryName); },
getEnvironmentVariable: function (name) { return ts.sys.getEnvironmentVariable ? ts.sys.getEnvironmentVariable(name) : ""; },
getDirectories: function (path) { return ts.sys.getDirectories(path); },
realpath: realpath,
readDirectory: function (path, extensions, include, exclude, depth) { return ts.sys.readDirectory(path, extensions, include, exclude, depth); },
getModifiedTime: ts.sys.getModifiedTime && (function (path) { return ts.sys.getModifiedTime(path); }),
setModifiedTime: ts.sys.setModifiedTime && (function (path, date) { return ts.sys.setModifiedTime(path, date); }),
deleteFile: ts.sys.deleteFile && (function (path) { return ts.sys.deleteFile(path); })
};
}
ts.createCompilerHost = createCompilerHost;
function getPreEmitDiagnostics(program, sourceFile, cancellationToken) {
var diagnostics = program.getConfigFileParsingDiagnostics().concat(program.getOptionsDiagnostics(cancellationToken), program.getSyntacticDiagnostics(sourceFile, cancellationToken), program.getGlobalDiagnostics(cancellationToken), program.getSemanticDiagnostics(sourceFile, cancellationToken));
if (program.getCompilerOptions().declaration) {
ts.addRange(diagnostics, program.getDeclarationDiagnostics(sourceFile, cancellationToken));
}
return ts.sortAndDeduplicateDiagnostics(diagnostics);
}
ts.getPreEmitDiagnostics = getPreEmitDiagnostics;
function formatDiagnostics(diagnostics, host) {
var output = "";
for (var _i = 0, diagnostics_1 = diagnostics; _i < diagnostics_1.length; _i++) {
var diagnostic = diagnostics_1[_i];
output += formatDiagnostic(diagnostic, host);
}
return output;
}
ts.formatDiagnostics = formatDiagnostics;
function formatDiagnostic(diagnostic, host) {
var errorMessage = ts.diagnosticCategoryName(diagnostic) + " TS" + diagnostic.code + ": " + flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine()) + host.getNewLine();
if (diagnostic.file) {
var _a = ts.getLineAndCharacterOfPosition(diagnostic.file, diagnostic.start), line = _a.line, character = _a.character;
var fileName = diagnostic.file.fileName;
var relativeFileName = ts.convertToRelativePath(fileName, host.getCurrentDirectory(), function (fileName) { return host.getCanonicalFileName(fileName); });
return relativeFileName + "(" + (line + 1) + "," + (character + 1) + "): " + errorMessage;
}
return errorMessage;
}
ts.formatDiagnostic = formatDiagnostic;
var ForegroundColorEscapeSequences;
(function (ForegroundColorEscapeSequences) {
ForegroundColorEscapeSequences["Grey"] = "\u001B[90m";
ForegroundColorEscapeSequences["Red"] = "\u001B[91m";
ForegroundColorEscapeSequences["Yellow"] = "\u001B[93m";
ForegroundColorEscapeSequences["Blue"] = "\u001B[94m";
ForegroundColorEscapeSequences["Cyan"] = "\u001B[96m";
})(ForegroundColorEscapeSequences = ts.ForegroundColorEscapeSequences || (ts.ForegroundColorEscapeSequences = {}));
var gutterStyleSequence = "\u001b[30;47m";
var gutterSeparator = " ";
var resetEscapeSequence = "\u001b[0m";
var ellipsis = "...";
var halfIndent = " ";
var indent = " ";
function getCategoryFormat(category) {
switch (category) {
case ts.DiagnosticCategory.Error: return ForegroundColorEscapeSequences.Red;
case ts.DiagnosticCategory.Warning: return ForegroundColorEscapeSequences.Yellow;
case ts.DiagnosticCategory.Suggestion: return ts.Debug.fail("Should never get an Info diagnostic on the command line.");
case ts.DiagnosticCategory.Message: return ForegroundColorEscapeSequences.Blue;
}
}
function formatColorAndReset(text, formatStyle) {
return formatStyle + text + resetEscapeSequence;
}
ts.formatColorAndReset = formatColorAndReset;
function padLeft(s, length) {
while (s.length < length) {
s = " " + s;
}
return s;
}
function formatCodeSpan(file, start, length, indent, squiggleColor, host) {
var _a = ts.getLineAndCharacterOfPosition(file, start), firstLine = _a.line, firstLineChar = _a.character;
var _b = ts.getLineAndCharacterOfPosition(file, start + length), lastLine = _b.line, lastLineChar = _b.character;
var lastLineInFile = ts.getLineAndCharacterOfPosition(file, file.text.length).line;
var hasMoreThanFiveLines = (lastLine - firstLine) >= 4;
var gutterWidth = (lastLine + 1 + "").length;
if (hasMoreThanFiveLines) {
gutterWidth = Math.max(ellipsis.length, gutterWidth);
}
var context = "";
for (var i = firstLine; i <= lastLine; i++) {
context += host.getNewLine();
if (hasMoreThanFiveLines && firstLine + 1 < i && i < lastLine - 1) {
context += indent + formatColorAndReset(padLeft(ellipsis, gutterWidth), gutterStyleSequence) + gutterSeparator + host.getNewLine();
i = lastLine - 1;
}
var lineStart = ts.getPositionOfLineAndCharacter(file, i, 0);
var lineEnd = i < lastLineInFile ? ts.getPositionOfLineAndCharacter(file, i + 1, 0) : file.text.length;
var lineContent = file.text.slice(lineStart, lineEnd);
lineContent = lineContent.replace(/\s+$/g, "");
lineContent = lineContent.replace("\t", " ");
context += indent + formatColorAndReset(padLeft(i + 1 + "", gutterWidth), gutterStyleSequence) + gutterSeparator;
context += lineContent + host.getNewLine();
context += indent + formatColorAndReset(padLeft("", gutterWidth), gutterStyleSequence) + gutterSeparator;
context += squiggleColor;
if (i === firstLine) {
var lastCharForLine = i === lastLine ? lastLineChar : undefined;
context += lineContent.slice(0, firstLineChar).replace(/\S/g, " ");
context += lineContent.slice(firstLineChar, lastCharForLine).replace(/./g, "~");
}
else if (i === lastLine) {
context += lineContent.slice(0, lastLineChar).replace(/./g, "~");
}
else {
context += lineContent.replace(/./g, "~");
}
context += resetEscapeSequence;
}
return context;
}
function formatLocation(file, start, host, color) {
if (color === void 0) { color = formatColorAndReset; }
var _a = ts.getLineAndCharacterOfPosition(file, start), firstLine = _a.line, firstLineChar = _a.character;
var relativeFileName = host ? ts.convertToRelativePath(file.fileName, host.getCurrentDirectory(), function (fileName) { return host.getCanonicalFileName(fileName); }) : file.fileName;
var output = "";
output += color(relativeFileName, ForegroundColorEscapeSequences.Cyan);
output += ":";
output += color("" + (firstLine + 1), ForegroundColorEscapeSequences.Yellow);
output += ":";
output += color("" + (firstLineChar + 1), ForegroundColorEscapeSequences.Yellow);
return output;
}
ts.formatLocation = formatLocation;
function formatDiagnosticsWithColorAndContext(diagnostics, host) {
var output = "";
for (var _i = 0, diagnostics_2 = diagnostics; _i < diagnostics_2.length; _i++) {
var diagnostic = diagnostics_2[_i];
if (diagnostic.file) {
var file = diagnostic.file, start = diagnostic.start;
output += formatLocation(file, start, host);
output += " - ";
}
output += formatColorAndReset(ts.diagnosticCategoryName(diagnostic), getCategoryFormat(diagnostic.category));
output += formatColorAndReset(" TS" + diagnostic.code + ": ", ForegroundColorEscapeSequences.Grey);
output += flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine());
if (diagnostic.file) {
output += host.getNewLine();
output += formatCodeSpan(diagnostic.file, diagnostic.start, diagnostic.length, "", getCategoryFormat(diagnostic.category), host);
if (diagnostic.relatedInformation) {
output += host.getNewLine();
for (var _a = 0, _b = diagnostic.relatedInformation; _a < _b.length; _a++) {
var _c = _b[_a], file = _c.file, start = _c.start, length_5 = _c.length, messageText = _c.messageText;
if (file) {
output += host.getNewLine();
output += halfIndent + formatLocation(file, start, host);
output += formatCodeSpan(file, start, length_5, indent, ForegroundColorEscapeSequences.Cyan, host);
}
output += host.getNewLine();
output += indent + flattenDiagnosticMessageText(messageText, host.getNewLine());
}
}
}
output += host.getNewLine();
}
return output;
}
ts.formatDiagnosticsWithColorAndContext = formatDiagnosticsWithColorAndContext;
function flattenDiagnosticMessageText(messageText, newLine) {
if (ts.isString(messageText)) {
return messageText;
}
else {
var diagnosticChain = messageText;
var result = "";
var indent_1 = 0;
while (diagnosticChain) {
if (indent_1) {
result += newLine;
for (var i = 0; i < indent_1; i++) {
result += " ";
}
}
result += diagnosticChain.messageText;
indent_1++;
diagnosticChain = diagnosticChain.next;
}
return result;
}
}
ts.flattenDiagnosticMessageText = flattenDiagnosticMessageText;
function loadWithLocalCache(names, containingFile, loader) {
if (names.length === 0) {
return [];
}
var resolutions = [];
var cache = ts.createMap();
for (var _i = 0, names_1 = names; _i < names_1.length; _i++) {
var name = names_1[_i];
var result = void 0;
if (cache.has(name)) {
result = cache.get(name);
}
else {
cache.set(name, result = loader(name, containingFile));
}
resolutions.push(result);
}
return resolutions;
}
function isProgramUptoDate(program, rootFileNames, newOptions, getSourceVersion, fileExists, hasInvalidatedResolution, hasChangedAutomaticTypeDirectiveNames) {
if (!program || hasChangedAutomaticTypeDirectiveNames) {
return false;
}
if (program.getRootFileNames().length !== rootFileNames.length) {
return false;
}
if (program.getSourceFiles().some(sourceFileNotUptoDate)) {
return false;
}
if (program.getMissingFilePaths().some(fileExists)) {
return false;
}
var currentOptions = program.getCompilerOptions();
if (!ts.compareDataObjects(currentOptions, newOptions)) {
return false;
}
if (currentOptions.configFile && newOptions.configFile) {
return currentOptions.configFile.text === newOptions.configFile.text;
}
return true;
function sourceFileNotUptoDate(sourceFile) {
return sourceFile.version !== getSourceVersion(sourceFile.path) ||
hasInvalidatedResolution(sourceFile.path);
}
}
ts.isProgramUptoDate = isProgramUptoDate;
function getConfigFileParsingDiagnostics(configFileParseResult) {
return configFileParseResult.options.configFile ? configFileParseResult.options.configFile.parseDiagnostics.concat(configFileParseResult.errors) :
configFileParseResult.errors;
}
ts.getConfigFileParsingDiagnostics = getConfigFileParsingDiagnostics;
function shouldProgramCreateNewSourceFiles(program, newOptions) {
var oldOptions = program && program.getCompilerOptions();
return oldOptions && (oldOptions.target !== newOptions.target ||
oldOptions.module !== newOptions.module ||
oldOptions.moduleResolution !== newOptions.moduleResolution ||
oldOptions.noResolve !== newOptions.noResolve ||
oldOptions.jsx !== newOptions.jsx ||
oldOptions.allowJs !== newOptions.allowJs ||
oldOptions.disableSizeLimit !== newOptions.disableSizeLimit ||
oldOptions.baseUrl !== newOptions.baseUrl ||
!ts.equalOwnProperties(oldOptions.paths, newOptions.paths));
}
function createCreateProgramOptions(rootNames, options, host, oldProgram, configFileParsingDiagnostics) {
return {
rootNames: rootNames,
options: options,
host: host,
oldProgram: oldProgram,
configFileParsingDiagnostics: configFileParsingDiagnostics
};
}
function createProgram(rootNamesOrOptions, _options, _host, _oldProgram, _configFileParsingDiagnostics) {
var createProgramOptions = ts.isArray(rootNamesOrOptions) ? createCreateProgramOptions(rootNamesOrOptions, _options, _host, _oldProgram, _configFileParsingDiagnostics) : rootNamesOrOptions;
var rootNames = createProgramOptions.rootNames, options = createProgramOptions.options, configFileParsingDiagnostics = createProgramOptions.configFileParsingDiagnostics, projectReferences = createProgramOptions.projectReferences;
var oldProgram = createProgramOptions.oldProgram;
var program;
var processingDefaultLibFiles;
var processingOtherFiles;
var files;
var commonSourceDirectory;
var diagnosticsProducingTypeChecker;
var noDiagnosticsTypeChecker;
var classifiableNames;
var modifiedFilePaths;
var cachedSemanticDiagnosticsForFile = {};
var cachedDeclarationDiagnosticsForFile = {};
var resolvedTypeReferenceDirectives = ts.createMap();
var fileProcessingDiagnostics = ts.createDiagnosticCollection();
var maxNodeModuleJsDepth = typeof options.maxNodeModuleJsDepth === "number" ? options.maxNodeModuleJsDepth : 0;
var currentNodeModulesDepth = 0;
var modulesWithElidedImports = ts.createMap();
var sourceFilesFoundSearchingNodeModules = ts.createMap();
ts.performance.mark("beforeProgram");
var host = createProgramOptions.host || createCompilerHost(options);
var configParsingHost = parseConfigHostFromCompilerHost(host);
var skipDefaultLib = options.noLib;
var getDefaultLibraryFileName = ts.memoize(function () { return host.getDefaultLibFileName(options); });
var defaultLibraryPath = host.getDefaultLibLocation ? host.getDefaultLibLocation() : ts.getDirectoryPath(getDefaultLibraryFileName());
var programDiagnostics = ts.createDiagnosticCollection();
var currentDirectory = host.getCurrentDirectory();
var supportedExtensions = ts.getSupportedExtensions(options);
var hasEmitBlockingDiagnostics = ts.createMap();
var _compilerOptionsObjectLiteralSyntax;
var _referencesArrayLiteralSyntax;
var moduleResolutionCache;
var resolveModuleNamesWorker;
var hasInvalidatedResolution = host.hasInvalidatedResolution || ts.returnFalse;
if (host.resolveModuleNames) {
resolveModuleNamesWorker = function (moduleNames, containingFile, reusedNames) { return host.resolveModuleNames(ts.Debug.assertEachDefined(moduleNames), containingFile, reusedNames).map(function (resolved) {
if (!resolved || resolved.extension !== undefined) {
return resolved;
}
var withExtension = ts.clone(resolved);
withExtension.extension = ts.extensionFromPath(resolved.resolvedFileName);
return withExtension;
}); };
}
else {
moduleResolutionCache = ts.createModuleResolutionCache(currentDirectory, function (x) { return host.getCanonicalFileName(x); });
var loader_1 = function (moduleName, containingFile) { return ts.resolveModuleName(moduleName, containingFile, options, host, moduleResolutionCache).resolvedModule; };
resolveModuleNamesWorker = function (moduleNames, containingFile) { return loadWithLocalCache(ts.Debug.assertEachDefined(moduleNames), containingFile, loader_1); };
}
var resolveTypeReferenceDirectiveNamesWorker;
if (host.resolveTypeReferenceDirectives) {
resolveTypeReferenceDirectiveNamesWorker = function (typeDirectiveNames, containingFile) { return host.resolveTypeReferenceDirectives(ts.Debug.assertEachDefined(typeDirectiveNames), containingFile); };
}
else {
var loader_2 = function (typesRef, containingFile) { return ts.resolveTypeReferenceDirective(typesRef, containingFile, options, host).resolvedTypeReferenceDirective; };
resolveTypeReferenceDirectiveNamesWorker = function (typeReferenceDirectiveNames, containingFile) { return loadWithLocalCache(ts.Debug.assertEachDefined(typeReferenceDirectiveNames), containingFile, loader_2); };
}
var packageIdToSourceFile = ts.createMap();
var sourceFileToPackageName = ts.createMap();
var redirectTargetsSet = ts.createMap();
var filesByName = ts.createMap();
var missingFilePaths;
var filesByNameIgnoreCase = host.useCaseSensitiveFileNames() ? ts.createMap() : undefined;
var resolvedProjectReferences = projectReferences ? [] : undefined;
var projectReferenceRedirects = ts.createMap();
var shouldCreateNewSourceFile = shouldProgramCreateNewSourceFiles(oldProgram, options);
var structuralIsReused = tryReuseStructureFromOldProgram();
if (structuralIsReused !== 2) {
processingDefaultLibFiles = [];
processingOtherFiles = [];
if (projectReferences) {
for (var _i = 0, projectReferences_1 = projectReferences; _i < projectReferences_1.length; _i++) {
var ref = projectReferences_1[_i];
var parsedRef = parseProjectReferenceConfigFile(ref);
resolvedProjectReferences.push(parsedRef);
if (parsedRef) {
if (parsedRef.commandLine.options.outFile) {
var dtsOutfile = ts.changeExtension(parsedRef.commandLine.options.outFile, ".d.ts");
processSourceFile(dtsOutfile, false, false, undefined);
}
addProjectReferenceRedirects(parsedRef.commandLine, projectReferenceRedirects);
}
}
}
ts.forEach(rootNames, function (name) { return processRootFile(name, false, false); });
var typeReferences = ts.getAutomaticTypeDirectiveNames(options, host);
if (typeReferences.length) {
var containingDirectory = options.configFilePath ? ts.getDirectoryPath(options.configFilePath) : host.getCurrentDirectory();
var containingFilename = ts.combinePaths(containingDirectory, "__inferred type names__.ts");
var resolutions = resolveTypeReferenceDirectiveNamesWorker(typeReferences, containingFilename);
for (var i = 0; i < typeReferences.length; i++) {
processTypeReferenceDirective(typeReferences[i], resolutions[i]);
}
}
if (!skipDefaultLib) {
var defaultLibraryFileName = getDefaultLibraryFileName();
if (!options.lib && defaultLibraryFileName) {
processRootFile(defaultLibraryFileName, true, false);
}
else {
ts.forEach(options.lib, function (libFileName) {
processRootFile(ts.combinePaths(defaultLibraryPath, libFileName), true, false);
});
}
}
missingFilePaths = ts.arrayFrom(filesByName.keys(), function (p) { return p; }).filter(function (p) { return !filesByName.get(p); });
files = ts.stableSort(processingDefaultLibFiles, compareDefaultLibFiles).concat(processingOtherFiles);
processingDefaultLibFiles = undefined;
processingOtherFiles = undefined;
}
ts.Debug.assert(!!missingFilePaths);
if (oldProgram && host.onReleaseOldSourceFile) {
var oldSourceFiles = oldProgram.getSourceFiles();
for (var _a = 0, oldSourceFiles_1 = oldSourceFiles; _a < oldSourceFiles_1.length; _a++) {
var oldSourceFile = oldSourceFiles_1[_a];
if (!getSourceFile(oldSourceFile.path) || shouldCreateNewSourceFile) {
host.onReleaseOldSourceFile(oldSourceFile, oldProgram.getCompilerOptions());
}
}
}
oldProgram = undefined;
program = {
getRootFileNames: function () { return rootNames; },
getSourceFile: getSourceFile,
getSourceFileByPath: getSourceFileByPath,
getSourceFiles: function () { return files; },
getMissingFilePaths: function () { return missingFilePaths; },
getCompilerOptions: function () { return options; },
getSyntacticDiagnostics: getSyntacticDiagnostics,
getOptionsDiagnostics: getOptionsDiagnostics,
getGlobalDiagnostics: getGlobalDiagnostics,
getSemanticDiagnostics: getSemanticDiagnostics,
getSuggestionDiagnostics: getSuggestionDiagnostics,
getDeclarationDiagnostics: getDeclarationDiagnostics,
getTypeChecker: getTypeChecker,
getClassifiableNames: getClassifiableNames,
getDiagnosticsProducingTypeChecker: getDiagnosticsProducingTypeChecker,
getCommonSourceDirectory: getCommonSourceDirectory,
emit: emit,
getCurrentDirectory: function () { return currentDirectory; },
getNodeCount: function () { return getDiagnosticsProducingTypeChecker().getNodeCount(); },
getIdentifierCount: function () { return getDiagnosticsProducingTypeChecker().getIdentifierCount(); },
getSymbolCount: function () { return getDiagnosticsProducingTypeChecker().getSymbolCount(); },
getTypeCount: function () { return getDiagnosticsProducingTypeChecker().getTypeCount(); },
getFileProcessingDiagnostics: function () { return fileProcessingDiagnostics; },
getResolvedTypeReferenceDirectives: function () { return resolvedTypeReferenceDirectives; },
isSourceFileFromExternalLibrary: isSourceFileFromExternalLibrary,
isSourceFileDefaultLibrary: isSourceFileDefaultLibrary,
dropDiagnosticsProducingTypeChecker: dropDiagnosticsProducingTypeChecker,
getSourceFileFromReference: getSourceFileFromReference,
getLibFileFromReference: getLibFileFromReference,
sourceFileToPackageName: sourceFileToPackageName,
redirectTargetsSet: redirectTargetsSet,
isEmittedFile: isEmittedFile,
getConfigFileParsingDiagnostics: getConfigFileParsingDiagnostics,
getResolvedModuleWithFailedLookupLocationsFromCache: getResolvedModuleWithFailedLookupLocationsFromCache,
getProjectReferences: getProjectReferences
};
verifyCompilerOptions();
ts.performance.mark("afterProgram");
ts.performance.measure("Program", "beforeProgram", "afterProgram");
return program;
function compareDefaultLibFiles(a, b) {
return ts.compareValues(getDefaultLibFilePriority(a), getDefaultLibFilePriority(b));
}
function getDefaultLibFilePriority(a) {
if (ts.containsPath(defaultLibraryPath, a.fileName, false)) {
var basename = ts.getBaseFileName(a.fileName);
if (basename === "lib.d.ts" || basename === "lib.es6.d.ts")
return 0;
var name = ts.removeSuffix(ts.removePrefix(basename, "lib."), ".d.ts");
var index = ts.libs.indexOf(name);
if (index !== -1)
return index + 1;
}
return ts.libs.length + 2;
}
function getResolvedModuleWithFailedLookupLocationsFromCache(moduleName, containingFile) {
return moduleResolutionCache && ts.resolveModuleNameFromCache(moduleName, containingFile, moduleResolutionCache);
}
function toPath(fileName) {
return ts.toPath(fileName, currentDirectory, getCanonicalFileName);
}
function getCommonSourceDirectory() {
if (commonSourceDirectory === undefined) {
var emittedFiles = ts.filter(files, function (file) { return ts.sourceFileMayBeEmitted(file, options, isSourceFileFromExternalLibrary); });
if (options.rootDir && checkSourceFilesBelongToPath(emittedFiles, options.rootDir)) {
commonSourceDirectory = ts.getNormalizedAbsolutePath(options.rootDir, currentDirectory);
}
else if (options.composite) {
commonSourceDirectory = ts.getDirectoryPath(ts.normalizeSlashes(options.configFilePath));
checkSourceFilesBelongToPath(emittedFiles, commonSourceDirectory);
}
else {
commonSourceDirectory = computeCommonSourceDirectory(emittedFiles);
}
if (commonSourceDirectory && commonSourceDirectory[commonSourceDirectory.length - 1] !== ts.directorySeparator) {
commonSourceDirectory += ts.directorySeparator;
}
}
return commonSourceDirectory;
}
function getClassifiableNames() {
if (!classifiableNames) {
getTypeChecker();
classifiableNames = ts.createUnderscoreEscapedMap();
for (var _i = 0, files_2 = files; _i < files_2.length; _i++) {
var sourceFile = files_2[_i];
ts.copyEntries(sourceFile.classifiableNames, classifiableNames);
}
}
return classifiableNames;
}
function resolveModuleNamesReusingOldState(moduleNames, containingFile, file, oldProgramState) {
if (structuralIsReused === 0 && !file.ambientModuleNames.length) {
return resolveModuleNamesWorker(moduleNames, containingFile);
}
var oldSourceFile = oldProgramState.program && oldProgramState.program.getSourceFile(containingFile);
if (oldSourceFile !== file && file.resolvedModules) {
var result_4 = [];
for (var _i = 0, moduleNames_1 = moduleNames; _i < moduleNames_1.length; _i++) {
var moduleName = moduleNames_1[_i];
var resolvedModule = file.resolvedModules.get(moduleName);
result_4.push(resolvedModule);
}
return result_4;
}
var unknownModuleNames;
var result;
var reusedNames;
var predictedToResolveToAmbientModuleMarker = {};
for (var i = 0; i < moduleNames.length; i++) {
var moduleName = moduleNames[i];
if (file === oldSourceFile && !hasInvalidatedResolution(oldSourceFile.path)) {
var oldResolvedModule = oldSourceFile && oldSourceFile.resolvedModules.get(moduleName);
if (oldResolvedModule) {
if (ts.isTraceEnabled(options, host)) {
ts.trace(host, ts.Diagnostics.Reusing_resolution_of_module_0_to_file_1_from_old_program, moduleName, containingFile);
}
(result || (result = new Array(moduleNames.length)))[i] = oldResolvedModule;
(reusedNames || (reusedNames = [])).push(moduleName);
continue;
}
}
var resolvesToAmbientModuleInNonModifiedFile = false;
if (ts.contains(file.ambientModuleNames, moduleName)) {
resolvesToAmbientModuleInNonModifiedFile = true;
if (ts.isTraceEnabled(options, host)) {
ts.trace(host, ts.Diagnostics.Module_0_was_resolved_as_locally_declared_ambient_module_in_file_1, moduleName, containingFile);
}
}
else {
resolvesToAmbientModuleInNonModifiedFile = moduleNameResolvesToAmbientModuleInNonModifiedFile(moduleName, oldProgramState);
}
if (resolvesToAmbientModuleInNonModifiedFile) {
(result || (result = new Array(moduleNames.length)))[i] = predictedToResolveToAmbientModuleMarker;
}
else {
(unknownModuleNames || (unknownModuleNames = [])).push(moduleName);
}
}
var resolutions = unknownModuleNames && unknownModuleNames.length
? resolveModuleNamesWorker(unknownModuleNames, containingFile, reusedNames)
: ts.emptyArray;
if (!result) {
ts.Debug.assert(resolutions.length === moduleNames.length);
return resolutions;
}
var j = 0;
for (var i = 0; i < result.length; i++) {
if (result[i]) {
if (result[i] === predictedToResolveToAmbientModuleMarker) {
result[i] = undefined;
}
}
else {
result[i] = resolutions[j];
j++;
}
}
ts.Debug.assert(j === resolutions.length);
return result;
function moduleNameResolvesToAmbientModuleInNonModifiedFile(moduleName, oldProgramState) {
var resolutionToFile = ts.getResolvedModule(oldProgramState.oldSourceFile, moduleName);
var resolvedFile = resolutionToFile && oldProgramState.program && oldProgramState.program.getSourceFile(resolutionToFile.resolvedFileName);
if (resolutionToFile && resolvedFile && !resolvedFile.externalModuleIndicator) {
return false;
}
var ambientModule = oldProgramState.program && oldProgramState.program.getTypeChecker().tryFindAmbientModuleWithoutAugmentations(moduleName);
if (!(ambientModule && ambientModule.declarations)) {
return false;
}
var firstUnmodifiedFile = ts.forEach(ambientModule.declarations, function (d) {
var f = ts.getSourceFileOfNode(d);
return !ts.contains(oldProgramState.modifiedFilePaths, f.path) && f;
});
if (!firstUnmodifiedFile) {
return false;
}
if (ts.isTraceEnabled(options, host)) {
ts.trace(host, ts.Diagnostics.Module_0_was_resolved_as_ambient_module_declared_in_1_since_this_file_was_not_modified, moduleName, firstUnmodifiedFile.fileName);
}
return true;
}
}
function tryReuseStructureFromOldProgram() {
if (!oldProgram) {
return 0;
}
var oldOptions = oldProgram.getCompilerOptions();
if (ts.changesAffectModuleResolution(oldOptions, options)) {
return oldProgram.structureIsReused = 0;
}
ts.Debug.assert(!(oldProgram.structureIsReused & (2 | 1)));
var oldRootNames = oldProgram.getRootFileNames();
if (!ts.arrayIsEqualTo(oldRootNames, rootNames)) {
return oldProgram.structureIsReused = 0;
}
if (!ts.arrayIsEqualTo(options.types, oldOptions.types)) {
return oldProgram.structureIsReused = 0;
}
var oldRefs = oldProgram.getProjectReferences();
if (projectReferences) {
if (!oldRefs) {
return oldProgram.structureIsReused = 0;
}
for (var i = 0; i < projectReferences.length; i++) {
var oldRef = oldRefs[i];
if (oldRef) {
var newRef = parseProjectReferenceConfigFile(projectReferences[i]);
if (!newRef || newRef.sourceFile !== oldRef.sourceFile) {
return oldProgram.structureIsReused = 0;
}
}
else {
if (parseProjectReferenceConfigFile(projectReferences[i]) !== undefined) {
return oldProgram.structureIsReused = 0;
}
}
}
}
else {
if (oldRefs) {
return oldProgram.structureIsReused = 0;
}
}
var newSourceFiles = [];
var filePaths = [];
var modifiedSourceFiles = [];
oldProgram.structureIsReused = 2;
if (oldProgram.getMissingFilePaths().some(function (missingFilePath) { return host.fileExists(missingFilePath); })) {
return oldProgram.structureIsReused = 0;
}
var oldSourceFiles = oldProgram.getSourceFiles();
var seenPackageNames = ts.createMap();
for (var _i = 0, oldSourceFiles_2 = oldSourceFiles; _i < oldSourceFiles_2.length; _i++) {
var oldSourceFile = oldSourceFiles_2[_i];
var newSourceFile = host.getSourceFileByPath
? host.getSourceFileByPath(oldSourceFile.fileName, oldSourceFile.resolvedPath || oldSourceFile.path, options.target, undefined, shouldCreateNewSourceFile)
: host.getSourceFile(oldSourceFile.fileName, options.target, undefined, shouldCreateNewSourceFile);
if (!newSourceFile) {
return oldProgram.structureIsReused = 0;
}
ts.Debug.assert(!newSourceFile.redirectInfo, "Host should not return a redirect source file from `getSourceFile`");
var fileChanged = void 0;
if (oldSourceFile.redirectInfo) {
if (newSourceFile !== oldSourceFile.redirectInfo.unredirected) {
return oldProgram.structureIsReused = 0;
}
fileChanged = false;
newSourceFile = oldSourceFile;
}
else if (oldProgram.redirectTargetsSet.has(oldSourceFile.path)) {
if (newSourceFile !== oldSourceFile) {
return oldProgram.structureIsReused = 0;
}
fileChanged = false;
}
else {
fileChanged = newSourceFile !== oldSourceFile;
}
newSourceFile.path = oldSourceFile.path;
filePaths.push(newSourceFile.path);
var packageName = oldProgram.sourceFileToPackageName.get(oldSourceFile.path);
if (packageName !== undefined) {
var prevKind = seenPackageNames.get(packageName);
var newKind = fileChanged ? 1 : 0;
if ((prevKind !== undefined && newKind === 1) || prevKind === 1) {
return oldProgram.structureIsReused = 0;
}
seenPackageNames.set(packageName, newKind);
}
if (fileChanged) {
if (!ts.arrayIsEqualTo(oldSourceFile.libReferenceDirectives, newSourceFile.libReferenceDirectives, fileReferenceIsEqualTo)) {
return oldProgram.structureIsReused = 0;
}
if (oldSourceFile.hasNoDefaultLib !== newSourceFile.hasNoDefaultLib) {
oldProgram.structureIsReused = 1;
}
if (!ts.arrayIsEqualTo(oldSourceFile.referencedFiles, newSourceFile.referencedFiles, fileReferenceIsEqualTo)) {
oldProgram.structureIsReused = 1;
}
collectExternalModuleReferences(newSourceFile);
if (!ts.arrayIsEqualTo(oldSourceFile.imports, newSourceFile.imports, moduleNameIsEqualTo)) {
oldProgram.structureIsReused = 1;
}
if (!ts.arrayIsEqualTo(oldSourceFile.moduleAugmentations, newSourceFile.moduleAugmentations, moduleNameIsEqualTo)) {
oldProgram.structureIsReused = 1;
}
if ((oldSourceFile.flags & 1572864) !== (newSourceFile.flags & 1572864)) {
oldProgram.structureIsReused = 1;
}
if (!ts.arrayIsEqualTo(oldSourceFile.typeReferenceDirectives, newSourceFile.typeReferenceDirectives, fileReferenceIsEqualTo)) {
oldProgram.structureIsReused = 1;
}
modifiedSourceFiles.push({ oldFile: oldSourceFile, newFile: newSourceFile });
}
else if (hasInvalidatedResolution(oldSourceFile.path)) {
oldProgram.structureIsReused = 1;
modifiedSourceFiles.push({ oldFile: oldSourceFile, newFile: newSourceFile });
}
newSourceFiles.push(newSourceFile);
}
if (oldProgram.structureIsReused !== 2) {
return oldProgram.structureIsReused;
}
modifiedFilePaths = modifiedSourceFiles.map(function (f) { return f.newFile.path; });
for (var _a = 0, modifiedSourceFiles_1 = modifiedSourceFiles; _a < modifiedSourceFiles_1.length; _a++) {
var _b = modifiedSourceFiles_1[_a], oldSourceFile = _b.oldFile, newSourceFile = _b.newFile;
var newSourceFilePath = ts.getNormalizedAbsolutePath(newSourceFile.fileName, currentDirectory);
if (resolveModuleNamesWorker) {
var moduleNames = getModuleNames(newSourceFile);
var oldProgramState = { program: oldProgram, oldSourceFile: oldSourceFile, modifiedFilePaths: modifiedFilePaths };
var resolutions = resolveModuleNamesReusingOldState(moduleNames, newSourceFilePath, newSourceFile, oldProgramState);
var resolutionsChanged = ts.hasChangesInResolutions(moduleNames, resolutions, oldSourceFile.resolvedModules, ts.moduleResolutionIsEqualTo);
if (resolutionsChanged) {
oldProgram.structureIsReused = 1;
newSourceFile.resolvedModules = ts.zipToMap(moduleNames, resolutions);
}
else {
newSourceFile.resolvedModules = oldSourceFile.resolvedModules;
}
}
if (resolveTypeReferenceDirectiveNamesWorker) {
var typesReferenceDirectives = ts.map(newSourceFile.typeReferenceDirectives, function (x) { return x.fileName; });
var resolutions = resolveTypeReferenceDirectiveNamesWorker(typesReferenceDirectives, newSourceFilePath);
var resolutionsChanged = ts.hasChangesInResolutions(typesReferenceDirectives, resolutions, oldSourceFile.resolvedTypeReferenceDirectiveNames, ts.typeDirectiveIsEqualTo);
if (resolutionsChanged) {
oldProgram.structureIsReused = 1;
newSourceFile.resolvedTypeReferenceDirectiveNames = ts.zipToMap(typesReferenceDirectives, resolutions);
}
else {
newSourceFile.resolvedTypeReferenceDirectiveNames = oldSourceFile.resolvedTypeReferenceDirectiveNames;
}
}
}
if (oldProgram.structureIsReused !== 2) {
return oldProgram.structureIsReused;
}
if (host.hasChangedAutomaticTypeDirectiveNames) {
return oldProgram.structureIsReused = 1;
}
missingFilePaths = oldProgram.getMissingFilePaths();
for (var i = 0; i < newSourceFiles.length; i++) {
filesByName.set(filePaths[i], newSourceFiles[i]);
if (oldProgram.isSourceFileFromExternalLibrary(oldProgram.getSourceFileByPath(filePaths[i]))) {
sourceFilesFoundSearchingNodeModules.set(filePaths[i], true);
}
}
files = newSourceFiles;
fileProcessingDiagnostics = oldProgram.getFileProcessingDiagnostics();
for (var _c = 0, modifiedSourceFiles_2 = modifiedSourceFiles; _c < modifiedSourceFiles_2.length; _c++) {
var modifiedFile = modifiedSourceFiles_2[_c];
fileProcessingDiagnostics.reattachFileDiagnostics(modifiedFile.newFile);
}
resolvedTypeReferenceDirectives = oldProgram.getResolvedTypeReferenceDirectives();
resolvedProjectReferences = oldProgram.getProjectReferences();
sourceFileToPackageName = oldProgram.sourceFileToPackageName;
redirectTargetsSet = oldProgram.redirectTargetsSet;
return oldProgram.structureIsReused = 2;
}
function getEmitHost(writeFileCallback) {
return __assign({ getPrependNodes: getPrependNodes,
getCanonicalFileName: getCanonicalFileName, getCommonSourceDirectory: program.getCommonSourceDirectory, getCompilerOptions: program.getCompilerOptions, getCurrentDirectory: function () { return currentDirectory; }, getNewLine: function () { return host.getNewLine(); }, getSourceFile: program.getSourceFile, getSourceFileByPath: program.getSourceFileByPath, getSourceFiles: program.getSourceFiles, isSourceFileFromExternalLibrary: isSourceFileFromExternalLibrary, writeFile: writeFileCallback || (function (fileName, data, writeByteOrderMark, onError, sourceFiles) { return host.writeFile(fileName, data, writeByteOrderMark, onError, sourceFiles); }), isEmitBlocked: isEmitBlocked, readFile: function (f) { return host.readFile(f); }, fileExists: function (f) {
var path = toPath(f);
if (getSourceFileByPath(path))
return true;
if (ts.contains(missingFilePaths, path))
return false;
return host.fileExists(f);
} }, (host.directoryExists ? { directoryExists: function (f) { return host.directoryExists(f); } } : {}), { useCaseSensitiveFileNames: function () { return host.useCaseSensitiveFileNames(); } });
}
function getProjectReferences() {
if (!resolvedProjectReferences)
return;
return resolvedProjectReferences;
}
function getPrependNodes() {
if (!projectReferences) {
return ts.emptyArray;
}
var nodes = [];
for (var i = 0; i < projectReferences.length; i++) {
var ref = projectReferences[i];
var resolvedRefOpts = resolvedProjectReferences[i].commandLine;
if (ref.prepend && resolvedRefOpts && resolvedRefOpts.options) {
if (!resolvedRefOpts.options.outFile)
continue;
var dtsFilename = ts.changeExtension(resolvedRefOpts.options.outFile, ".d.ts");
var js = host.readFile(resolvedRefOpts.options.outFile) || "/* Input file " + resolvedRefOpts.options.outFile + " was missing */\r\n";
var jsMapPath = resolvedRefOpts.options.outFile + ".map";
var jsMap = host.readFile(jsMapPath);
var dts = host.readFile(dtsFilename) || "/* Input file " + dtsFilename + " was missing */\r\n";
var dtsMapPath = dtsFilename + ".map";
var dtsMap = host.readFile(dtsMapPath);
var node = ts.createInputFiles(js, dts, jsMap && jsMapPath, jsMap, dtsMap && dtsMapPath, dtsMap);
nodes.push(node);
}
}
return nodes;
}
function isSourceFileFromExternalLibrary(file) {
return !!sourceFilesFoundSearchingNodeModules.get(file.path);
}
function isSourceFileDefaultLibrary(file) {
if (file.hasNoDefaultLib) {
return true;
}
if (!options.noLib) {
return false;
}
var equalityComparer = host.useCaseSensitiveFileNames() ? ts.equateStringsCaseSensitive : ts.equateStringsCaseInsensitive;
if (!options.lib) {
return equalityComparer(file.fileName, getDefaultLibraryFileName());
}
else {
return ts.some(options.lib, function (libFileName) { return equalityComparer(file.fileName, ts.combinePaths(defaultLibraryPath, libFileName)); });
}
}
function getDiagnosticsProducingTypeChecker() {
return diagnosticsProducingTypeChecker || (diagnosticsProducingTypeChecker = ts.createTypeChecker(program, true));
}
function dropDiagnosticsProducingTypeChecker() {
diagnosticsProducingTypeChecker = undefined;
}
function getTypeChecker() {
return noDiagnosticsTypeChecker || (noDiagnosticsTypeChecker = ts.createTypeChecker(program, false));
}
function emit(sourceFile, writeFileCallback, cancellationToken, emitOnlyDtsFiles, transformers) {
return runWithCancellationToken(function () { return emitWorker(program, sourceFile, writeFileCallback, cancellationToken, emitOnlyDtsFiles, transformers); });
}
function isEmitBlocked(emitFileName) {
return hasEmitBlockingDiagnostics.has(toPath(emitFileName));
}
function emitWorker(program, sourceFile, writeFileCallback, cancellationToken, emitOnlyDtsFiles, customTransformers) {
var declarationDiagnostics = [];
if (!emitOnlyDtsFiles) {
if (options.noEmit) {
return { diagnostics: declarationDiagnostics, sourceMaps: undefined, emittedFiles: undefined, emitSkipped: true };
}
if (options.noEmitOnError) {
var diagnostics = program.getOptionsDiagnostics(cancellationToken).concat(program.getSyntacticDiagnostics(sourceFile, cancellationToken), program.getGlobalDiagnostics(cancellationToken), program.getSemanticDiagnostics(sourceFile, cancellationToken));
if (diagnostics.length === 0 && program.getCompilerOptions().declaration) {
declarationDiagnostics = program.getDeclarationDiagnostics(undefined, cancellationToken);
}
if (diagnostics.length > 0 || declarationDiagnostics.length > 0) {
return {
diagnostics: ts.concatenate(diagnostics, declarationDiagnostics),
sourceMaps: undefined,
emittedFiles: undefined,
emitSkipped: true
};
}
}
}
var emitResolver = getDiagnosticsProducingTypeChecker().getEmitResolver((options.outFile || options.out) ? undefined : sourceFile, cancellationToken);
ts.performance.mark("beforeEmit");
var transformers = emitOnlyDtsFiles ? [] : ts.getTransformers(options, customTransformers);
var emitResult = ts.emitFiles(emitResolver, getEmitHost(writeFileCallback), sourceFile, emitOnlyDtsFiles, transformers, customTransformers && customTransformers.afterDeclarations);
ts.performance.mark("afterEmit");
ts.performance.measure("Emit", "beforeEmit", "afterEmit");
return emitResult;
}
function getSourceFile(fileName) {
return getSourceFileByPath(toPath(fileName));
}
function getSourceFileByPath(path) {
return filesByName.get(path);
}
function getDiagnosticsHelper(sourceFile, getDiagnostics, cancellationToken) {
if (sourceFile) {
return getDiagnostics(sourceFile, cancellationToken);
}
return ts.sortAndDeduplicateDiagnostics(ts.flatMap(program.getSourceFiles(), function (sourceFile) {
if (cancellationToken) {
cancellationToken.throwIfCancellationRequested();
}
return getDiagnostics(sourceFile, cancellationToken);
}));
}
function getSyntacticDiagnostics(sourceFile, cancellationToken) {
return getDiagnosticsHelper(sourceFile, getSyntacticDiagnosticsForFile, cancellationToken);
}
function getSemanticDiagnostics(sourceFile, cancellationToken) {
return getDiagnosticsHelper(sourceFile, getSemanticDiagnosticsForFile, cancellationToken);
}
function getDeclarationDiagnostics(sourceFile, cancellationToken) {
var options = program.getCompilerOptions();
if (!sourceFile || options.out || options.outFile) {
return getDeclarationDiagnosticsWorker(sourceFile, cancellationToken);
}
else {
return getDiagnosticsHelper(sourceFile, getDeclarationDiagnosticsForFile, cancellationToken);
}
}
function getSyntacticDiagnosticsForFile(sourceFile) {
if (ts.isSourceFileJavaScript(sourceFile)) {
if (!sourceFile.additionalSyntacticDiagnostics) {
sourceFile.additionalSyntacticDiagnostics = getJavaScriptSyntacticDiagnosticsForFile(sourceFile);
}
return ts.concatenate(sourceFile.additionalSyntacticDiagnostics, sourceFile.parseDiagnostics);
}
return sourceFile.parseDiagnostics;
}
function runWithCancellationToken(func) {
try {
return func();
}
catch (e) {
if (e instanceof ts.OperationCanceledException) {
noDiagnosticsTypeChecker = undefined;
diagnosticsProducingTypeChecker = undefined;
}
throw e;
}
}
function getSemanticDiagnosticsForFile(sourceFile, cancellationToken) {
return getAndCacheDiagnostics(sourceFile, cancellationToken, cachedSemanticDiagnosticsForFile, getSemanticDiagnosticsForFileNoCache);
}
function getSemanticDiagnosticsForFileNoCache(sourceFile, cancellationToken) {
return runWithCancellationToken(function () {
if (options.skipLibCheck && sourceFile.isDeclarationFile || options.skipDefaultLibCheck && sourceFile.hasNoDefaultLib) {
return ts.emptyArray;
}
var typeChecker = getDiagnosticsProducingTypeChecker();
ts.Debug.assert(!!sourceFile.bindDiagnostics);
var isCheckJs = ts.isCheckJsEnabledForFile(sourceFile, options);
var includeBindAndCheckDiagnostics = sourceFile.scriptKind === 3 || sourceFile.scriptKind === 4 ||
sourceFile.scriptKind === 5 || isCheckJs || sourceFile.scriptKind === 7;
var bindDiagnostics = includeBindAndCheckDiagnostics ? sourceFile.bindDiagnostics : ts.emptyArray;
var checkDiagnostics = includeBindAndCheckDiagnostics ? typeChecker.getDiagnostics(sourceFile, cancellationToken) : ts.emptyArray;
var fileProcessingDiagnosticsInFile = fileProcessingDiagnostics.getDiagnostics(sourceFile.fileName);
var programDiagnosticsInFile = programDiagnostics.getDiagnostics(sourceFile.fileName);
var diagnostics;
for (var _i = 0, _a = [bindDiagnostics, checkDiagnostics, fileProcessingDiagnosticsInFile, programDiagnosticsInFile, isCheckJs ? sourceFile.jsDocDiagnostics : undefined]; _i < _a.length; _i++) {
var diags = _a[_i];
if (diags) {
for (var _b = 0, diags_1 = diags; _b < diags_1.length; _b++) {
var diag = diags_1[_b];
if (shouldReportDiagnostic(diag)) {
diagnostics = ts.append(diagnostics, diag);
}
}
}
}
return diagnostics;
});
}
function getSuggestionDiagnostics(sourceFile, cancellationToken) {
return runWithCancellationToken(function () {
return getDiagnosticsProducingTypeChecker().getSuggestionDiagnostics(sourceFile, cancellationToken);
});
}
function shouldReportDiagnostic(diagnostic) {
var file = diagnostic.file, start = diagnostic.start;
if (file) {
var lineStarts = ts.getLineStarts(file);
var line = ts.computeLineAndCharacterOfPosition(lineStarts, start).line;
while (line > 0) {
var previousLineText = file.text.slice(lineStarts[line - 1], lineStarts[line]);
var result = ignoreDiagnosticCommentRegEx.exec(previousLineText);
if (!result) {
return true;
}
if (result[3]) {
return false;
}
line--;
}
}
return true;
}
function getJavaScriptSyntacticDiagnosticsForFile(sourceFile) {
return runWithCancellationToken(function () {
var diagnostics = [];
var parent = sourceFile;
walk(sourceFile);
return diagnostics;
function walk(node) {
switch (parent.kind) {
case 149:
case 152:
if (parent.questionToken === node) {
diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics._0_can_only_be_used_in_a_ts_file, "?"));
return;
}
case 154:
case 153:
case 155:
case 156:
case 157:
case 194:
case 237:
case 195:
case 235:
if (parent.type === node) {
diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.types_can_only_be_used_in_a_ts_file));
return;
}
}
switch (node.kind) {
case 246:
diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.import_can_only_be_used_in_a_ts_file));
return;
case 252:
if (node.isExportEquals) {
diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.export_can_only_be_used_in_a_ts_file));
return;
}
break;
case 271:
var heritageClause = node;
if (heritageClause.token === 108) {
diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.implements_clauses_can_only_be_used_in_a_ts_file));
return;
}
break;
case 239:
diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.interface_declarations_can_only_be_used_in_a_ts_file));
return;
case 242:
diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.module_declarations_can_only_be_used_in_a_ts_file));
return;
case 240:
diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.type_aliases_can_only_be_used_in_a_ts_file));
return;
case 241:
diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.enum_declarations_can_only_be_used_in_a_ts_file));
return;
case 211:
diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.non_null_assertions_can_only_be_used_in_a_ts_file));
return;
case 210:
diagnostics.push(createDiagnosticForNode(node.type, ts.Diagnostics.type_assertion_expressions_can_only_be_used_in_a_ts_file));
return;
case 192:
ts.Debug.fail();
}
var prevParent = parent;
parent = node;
ts.forEachChild(node, walk, walkArray);
parent = prevParent;
}
function walkArray(nodes) {
if (parent.decorators === nodes && !options.experimentalDecorators) {
diagnostics.push(createDiagnosticForNode(parent, ts.Diagnostics.Experimental_support_for_decorators_is_a_feature_that_is_subject_to_change_in_a_future_release_Set_the_experimentalDecorators_option_to_remove_this_warning));
}
switch (parent.kind) {
case 238:
case 154:
case 153:
case 155:
case 156:
case 157:
case 194:
case 237:
case 195:
if (nodes === parent.typeParameters) {
diagnostics.push(createDiagnosticForNodeArray(nodes, ts.Diagnostics.type_parameter_declarations_can_only_be_used_in_a_ts_file));
return;
}
case 217:
if (nodes === parent.modifiers) {
return checkModifiers(nodes, parent.kind === 217);
}
break;
case 152:
if (nodes === parent.modifiers) {
for (var _i = 0, _a = nodes; _i < _a.length; _i++) {
var modifier = _a[_i];
if (modifier.kind !== 115) {
diagnostics.push(createDiagnosticForNode(modifier, ts.Diagnostics._0_can_only_be_used_in_a_ts_file, ts.tokenToString(modifier.kind)));
}
}
return;
}
break;
case 149:
if (nodes === parent.modifiers) {
diagnostics.push(createDiagnosticForNodeArray(nodes, ts.Diagnostics.parameter_modifiers_can_only_be_used_in_a_ts_file));
return;
}
break;
case 189:
case 190:
case 209:
case 259:
case 260:
if (nodes === parent.typeArguments) {
diagnostics.push(createDiagnosticForNodeArray(nodes, ts.Diagnostics.type_arguments_can_only_be_used_in_a_ts_file));
return;
}
break;
}
for (var _b = 0, nodes_6 = nodes; _b < nodes_6.length; _b++) {
var node = nodes_6[_b];
walk(node);
}
}
function checkModifiers(modifiers, isConstValid) {
for (var _i = 0, modifiers_1 = modifiers; _i < modifiers_1.length; _i++) {
var modifier = modifiers_1[_i];
switch (modifier.kind) {
case 76:
if (isConstValid) {
continue;
}
case 114:
case 112:
case 113:
case 132:
case 124:
case 117:
diagnostics.push(createDiagnosticForNode(modifier, ts.Diagnostics._0_can_only_be_used_in_a_ts_file, ts.tokenToString(modifier.kind)));
break;
case 115:
case 84:
case 79:
}
}
}
function createDiagnosticForNodeArray(nodes, message, arg0, arg1, arg2) {
var start = nodes.pos;
return ts.createFileDiagnostic(sourceFile, start, nodes.end - start, message, arg0, arg1, arg2);
}
function createDiagnosticForNode(node, message, arg0, arg1, arg2) {
return ts.createDiagnosticForNodeInSourceFile(sourceFile, node, message, arg0, arg1, arg2);
}
});
}
function getDeclarationDiagnosticsWorker(sourceFile, cancellationToken) {
return getAndCacheDiagnostics(sourceFile, cancellationToken, cachedDeclarationDiagnosticsForFile, getDeclarationDiagnosticsForFileNoCache);
}
function getDeclarationDiagnosticsForFileNoCache(sourceFile, cancellationToken) {
return runWithCancellationToken(function () {
var resolver = getDiagnosticsProducingTypeChecker().getEmitResolver(sourceFile, cancellationToken);
return ts.getDeclarationDiagnostics(getEmitHost(ts.noop), resolver, sourceFile);
});
}
function getAndCacheDiagnostics(sourceFile, cancellationToken, cache, getDiagnostics) {
var cachedResult = sourceFile
? cache.perFile && cache.perFile.get(sourceFile.path)
: cache.allDiagnostics;
if (cachedResult) {
return cachedResult;
}
var result = getDiagnostics(sourceFile, cancellationToken) || ts.emptyArray;
if (sourceFile) {
if (!cache.perFile) {
cache.perFile = ts.createMap();
}
cache.perFile.set(sourceFile.path, result);
}
else {
cache.allDiagnostics = result;
}
return result;
}
function getDeclarationDiagnosticsForFile(sourceFile, cancellationToken) {
return sourceFile.isDeclarationFile ? [] : getDeclarationDiagnosticsWorker(sourceFile, cancellationToken);
}
function getOptionsDiagnostics() {
return ts.sortAndDeduplicateDiagnostics(ts.concatenate(fileProcessingDiagnostics.getGlobalDiagnostics(), ts.concatenate(programDiagnostics.getGlobalDiagnostics(), options.configFile ? programDiagnostics.getDiagnostics(options.configFile.fileName) : [])));
}
function getGlobalDiagnostics() {
return ts.sortAndDeduplicateDiagnostics(getDiagnosticsProducingTypeChecker().getGlobalDiagnostics().slice());
}
function getConfigFileParsingDiagnostics() {
return configFileParsingDiagnostics || ts.emptyArray;
}
function processRootFile(fileName, isDefaultLib, ignoreNoDefaultLib) {
processSourceFile(ts.normalizePath(fileName), isDefaultLib, ignoreNoDefaultLib, undefined);
}
function fileReferenceIsEqualTo(a, b) {
return a.fileName === b.fileName;
}
function moduleNameIsEqualTo(a, b) {
return a.kind === 71
? b.kind === 71 && a.escapedText === b.escapedText
: b.kind === 9 && a.text === b.text;
}
function collectExternalModuleReferences(file) {
if (file.imports) {
return;
}
var isJavaScriptFile = ts.isSourceFileJavaScript(file);
var isExternalModuleFile = ts.isExternalModule(file);
var imports;
var moduleAugmentations;
var ambientModules;
if (options.importHelpers
&& (options.isolatedModules || isExternalModuleFile)
&& !file.isDeclarationFile) {
var externalHelpersModuleReference = ts.createLiteral(ts.externalHelpersModuleNameText);
var importDecl = ts.createImportDeclaration(undefined, undefined, undefined, externalHelpersModuleReference);
ts.addEmitFlags(importDecl, 67108864);
externalHelpersModuleReference.parent = importDecl;
importDecl.parent = file;
imports = [externalHelpersModuleReference];
}
for (var _i = 0, _a = file.statements; _i < _a.length; _i++) {
var node = _a[_i];
collectModuleReferences(node, false);
if ((file.flags & 524288) || isJavaScriptFile) {
collectDynamicImportOrRequireCalls(node);
}
}
if ((file.flags & 524288) || isJavaScriptFile) {
collectDynamicImportOrRequireCalls(file.endOfFileToken);
}
file.imports = imports || ts.emptyArray;
file.moduleAugmentations = moduleAugmentations || ts.emptyArray;
file.ambientModuleNames = ambientModules || ts.emptyArray;
return;
function collectModuleReferences(node, inAmbientModule) {
if (ts.isAnyImportOrReExport(node)) {
var moduleNameExpr = ts.getExternalModuleName(node);
if (moduleNameExpr && ts.isStringLiteral(moduleNameExpr) && moduleNameExpr.text && (!inAmbientModule || !ts.isExternalModuleNameRelative(moduleNameExpr.text))) {
imports = ts.append(imports, moduleNameExpr);
}
}
else if (ts.isModuleDeclaration(node)) {
if (ts.isAmbientModule(node) && (inAmbientModule || ts.hasModifier(node, 2) || file.isDeclarationFile)) {
var nameText = ts.getTextOfIdentifierOrLiteral(node.name);
if (isExternalModuleFile || (inAmbientModule && !ts.isExternalModuleNameRelative(nameText))) {
(moduleAugmentations || (moduleAugmentations = [])).push(node.name);
}
else if (!inAmbientModule) {
if (file.isDeclarationFile) {
(ambientModules || (ambientModules = [])).push(nameText);
}
var body = node.body;
if (body) {
for (var _i = 0, _a = body.statements; _i < _a.length; _i++) {
var statement = _a[_i];
collectModuleReferences(statement, true);
}
}
}
}
}
}
function collectDynamicImportOrRequireCalls(node) {
if (ts.isRequireCall(node, true)) {
imports = ts.append(imports, node.arguments[0]);
}
else if (ts.isImportCall(node) && node.arguments.length === 1 && ts.isStringLiteralLike(node.arguments[0])) {
imports = ts.append(imports, node.arguments[0]);
}
else if (ts.isLiteralImportTypeNode(node)) {
imports = ts.append(imports, node.argument.literal);
}
collectDynamicImportOrRequireCallsForEachChild(node);
if (ts.hasJSDocNodes(node)) {
ts.forEach(node.jsDoc, collectDynamicImportOrRequireCallsForEachChild);
}
}
function collectDynamicImportOrRequireCallsForEachChild(node) {
ts.forEachChild(node, collectDynamicImportOrRequireCalls);
}
}
function getLibFileFromReference(ref) {
var libName = ref.fileName.toLocaleLowerCase();
var libFileName = ts.libMap.get(libName);
if (libFileName) {
return getSourceFile(ts.combinePaths(defaultLibraryPath, libFileName));
}
}
function getSourceFileFromReference(referencingFile, ref) {
return getSourceFileFromReferenceWorker(resolveTripleslashReference(ref.fileName, referencingFile.fileName), function (fileName) { return filesByName.get(toPath(fileName)); });
}
function getSourceFileFromReferenceWorker(fileName, getSourceFile, fail, refFile) {
if (ts.hasExtension(fileName)) {
if (!options.allowNonTsExtensions && !ts.forEach(supportedExtensions, function (extension) { return ts.fileExtensionIs(host.getCanonicalFileName(fileName), extension); })) {
if (fail)
fail(ts.Diagnostics.File_0_has_unsupported_extension_The_only_supported_extensions_are_1, fileName, "'" + supportedExtensions.join("', '") + "'");
return undefined;
}
var sourceFile = getSourceFile(fileName);
if (fail) {
if (!sourceFile) {
var redirect = getProjectReferenceRedirect(fileName);
if (redirect) {
fail(ts.Diagnostics.Output_file_0_has_not_been_built_from_source_file_1, redirect, fileName);
}
else {
fail(ts.Diagnostics.File_0_not_found, fileName);
}
}
else if (refFile && host.getCanonicalFileName(fileName) === host.getCanonicalFileName(refFile.fileName)) {
fail(ts.Diagnostics.A_file_cannot_have_a_reference_to_itself);
}
}
return sourceFile;
}
else {
var sourceFileNoExtension = options.allowNonTsExtensions && getSourceFile(fileName);
if (sourceFileNoExtension)
return sourceFileNoExtension;
if (fail && options.allowNonTsExtensions) {
fail(ts.Diagnostics.File_0_not_found, fileName);
return undefined;
}
var sourceFileWithAddedExtension = ts.forEach(supportedExtensions, function (extension) { return getSourceFile(fileName + extension); });
if (fail && !sourceFileWithAddedExtension)
fail(ts.Diagnostics.File_0_not_found, fileName + ".ts");
return sourceFileWithAddedExtension;
}
}
function processSourceFile(fileName, isDefaultLib, ignoreNoDefaultLib, packageId, refFile, refPos, refEnd) {
getSourceFileFromReferenceWorker(fileName, function (fileName) { return findSourceFile(fileName, toPath(fileName), isDefaultLib, ignoreNoDefaultLib, refFile, refPos, refEnd, packageId); }, function (diagnostic) {
var args = [];
for (var _i = 1; _i < arguments.length; _i++) {
args[_i - 1] = arguments[_i];
}
fileProcessingDiagnostics.add(refFile !== undefined && refEnd !== undefined && refPos !== undefined
? ts.createFileDiagnostic.apply(void 0, [refFile, refPos, refEnd - refPos, diagnostic].concat(args)) : ts.createCompilerDiagnostic.apply(void 0, [diagnostic].concat(args)));
}, refFile);
}
function reportFileNamesDifferOnlyInCasingError(fileName, existingFileName, refFile, refPos, refEnd) {
if (refFile !== undefined && refPos !== undefined && refEnd !== undefined) {
fileProcessingDiagnostics.add(ts.createFileDiagnostic(refFile, refPos, refEnd - refPos, ts.Diagnostics.File_name_0_differs_from_already_included_file_name_1_only_in_casing, fileName, existingFileName));
}
else {
fileProcessingDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.File_name_0_differs_from_already_included_file_name_1_only_in_casing, fileName, existingFileName));
}
}
function createRedirectSourceFile(redirectTarget, unredirected, fileName, path) {
var redirect = Object.create(redirectTarget);
redirect.fileName = fileName;
redirect.path = path;
redirect.redirectInfo = { redirectTarget: redirectTarget, unredirected: unredirected };
Object.defineProperties(redirect, {
id: {
get: function () { return this.redirectInfo.redirectTarget.id; },
set: function (value) { this.redirectInfo.redirectTarget.id = value; },
},
symbol: {
get: function () { return this.redirectInfo.redirectTarget.symbol; },
set: function (value) { this.redirectInfo.redirectTarget.symbol = value; },
},
});
return redirect;
}
function findSourceFile(fileName, path, isDefaultLib, ignoreNoDefaultLib, refFile, refPos, refEnd, packageId) {
if (filesByName.has(path)) {
var file_1 = filesByName.get(path);
if (file_1 && options.forceConsistentCasingInFileNames && ts.getNormalizedAbsolutePath(file_1.fileName, currentDirectory) !== ts.getNormalizedAbsolutePath(fileName, currentDirectory)) {
reportFileNamesDifferOnlyInCasingError(fileName, file_1.fileName, refFile, refPos, refEnd);
}
if (file_1 && sourceFilesFoundSearchingNodeModules.get(file_1.path) && currentNodeModulesDepth === 0) {
sourceFilesFoundSearchingNodeModules.set(file_1.path, false);
if (!options.noResolve) {
processReferencedFiles(file_1, isDefaultLib);
processTypeReferenceDirectives(file_1);
}
processLibReferenceDirectives(file_1);
modulesWithElidedImports.set(file_1.path, false);
processImportedModules(file_1);
}
else if (file_1 && modulesWithElidedImports.get(file_1.path)) {
if (currentNodeModulesDepth < maxNodeModuleJsDepth) {
modulesWithElidedImports.set(file_1.path, false);
processImportedModules(file_1);
}
}
return file_1;
}
var redirectedPath;
if (refFile) {
var redirect = getProjectReferenceRedirect(fileName);
if (redirect) {
(refFile.redirectedReferences || (refFile.redirectedReferences = [])).push(fileName);
fileName = redirect;
redirectedPath = toPath(redirect);
}
}
var file = host.getSourceFile(fileName, options.target, function (hostErrorMessage) {
if (refFile !== undefined && refPos !== undefined && refEnd !== undefined) {
fileProcessingDiagnostics.add(ts.createFileDiagnostic(refFile, refPos, refEnd - refPos, ts.Diagnostics.Cannot_read_file_0_Colon_1, fileName, hostErrorMessage));
}
else {
fileProcessingDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Cannot_read_file_0_Colon_1, fileName, hostErrorMessage));
}
}, shouldCreateNewSourceFile);
if (packageId) {
var packageIdKey = ts.packageIdToString(packageId);
var fileFromPackageId = packageIdToSourceFile.get(packageIdKey);
if (fileFromPackageId) {
var dupFile = createRedirectSourceFile(fileFromPackageId, file, fileName, path);
redirectTargetsSet.set(fileFromPackageId.path, true);
filesByName.set(path, dupFile);
sourceFileToPackageName.set(path, packageId.name);
processingOtherFiles.push(dupFile);
return dupFile;
}
else if (file) {
packageIdToSourceFile.set(packageIdKey, file);
sourceFileToPackageName.set(path, packageId.name);
}
}
filesByName.set(path, file);
if (redirectedPath) {
filesByName.set(redirectedPath, file);
}
if (file) {
sourceFilesFoundSearchingNodeModules.set(path, currentNodeModulesDepth > 0);
file.path = path;
file.resolvedPath = toPath(fileName);
if (host.useCaseSensitiveFileNames()) {
var pathLowerCase = path.toLowerCase();
var existingFile = filesByNameIgnoreCase.get(pathLowerCase);
if (existingFile) {
reportFileNamesDifferOnlyInCasingError(fileName, existingFile.fileName, refFile, refPos, refEnd);
}
else {
filesByNameIgnoreCase.set(pathLowerCase, file);
}
}
skipDefaultLib = skipDefaultLib || (file.hasNoDefaultLib && !ignoreNoDefaultLib);
if (!options.noResolve) {
processReferencedFiles(file, isDefaultLib);
processTypeReferenceDirectives(file);
}
processLibReferenceDirectives(file);
processImportedModules(file);
if (isDefaultLib) {
processingDefaultLibFiles.push(file);
}
else {
processingOtherFiles.push(file);
}
}
return file;
}
function getProjectReferenceRedirect(fileName) {
var path = toPath(fileName);
var normalized = ts.getNormalizedAbsolutePath(fileName, path);
var result;
projectReferenceRedirects.forEach(function (v, k) {
if (result !== undefined) {
return undefined;
}
if (normalized.indexOf(k) === 0) {
result = ts.changeExtension(fileName.replace(k, v), ".d.ts");
}
});
return result;
}
function processReferencedFiles(file, isDefaultLib) {
ts.forEach(file.referencedFiles, function (ref) {
var referencedFileName = resolveTripleslashReference(ref.fileName, file.fileName);
processSourceFile(referencedFileName, isDefaultLib, false, undefined, file, ref.pos, ref.end);
});
}
function processTypeReferenceDirectives(file) {
var typeDirectives = ts.map(file.typeReferenceDirectives, function (ref) { return ref.fileName.toLocaleLowerCase(); });
if (!typeDirectives) {
return;
}
var resolutions = resolveTypeReferenceDirectiveNamesWorker(typeDirectives, file.fileName);
for (var i = 0; i < typeDirectives.length; i++) {
var ref = file.typeReferenceDirectives[i];
var resolvedTypeReferenceDirective = resolutions[i];
var fileName = ref.fileName.toLocaleLowerCase();
ts.setResolvedTypeReferenceDirective(file, fileName, resolvedTypeReferenceDirective);
processTypeReferenceDirective(fileName, resolvedTypeReferenceDirective, file, ref.pos, ref.end);
}
}
function processTypeReferenceDirective(typeReferenceDirective, resolvedTypeReferenceDirective, refFile, refPos, refEnd) {
var previousResolution = resolvedTypeReferenceDirectives.get(typeReferenceDirective);
if (previousResolution && previousResolution.primary) {
return;
}
var saveResolution = true;
if (resolvedTypeReferenceDirective) {
if (resolvedTypeReferenceDirective.primary) {
processSourceFile(resolvedTypeReferenceDirective.resolvedFileName, false, false, resolvedTypeReferenceDirective.packageId, refFile, refPos, refEnd);
}
else {
if (previousResolution) {
if (resolvedTypeReferenceDirective.resolvedFileName !== previousResolution.resolvedFileName) {
var otherFileText = host.readFile(resolvedTypeReferenceDirective.resolvedFileName);
if (otherFileText !== getSourceFile(previousResolution.resolvedFileName).text) {
fileProcessingDiagnostics.add(createDiagnostic(refFile, refPos, refEnd, ts.Diagnostics.Conflicting_definitions_for_0_found_at_1_and_2_Consider_installing_a_specific_version_of_this_library_to_resolve_the_conflict, typeReferenceDirective, resolvedTypeReferenceDirective.resolvedFileName, previousResolution.resolvedFileName));
}
}
saveResolution = false;
}
else {
processSourceFile(resolvedTypeReferenceDirective.resolvedFileName, false, false, resolvedTypeReferenceDirective.packageId, refFile, refPos, refEnd);
}
}
}
else {
fileProcessingDiagnostics.add(createDiagnostic(refFile, refPos, refEnd, ts.Diagnostics.Cannot_find_type_definition_file_for_0, typeReferenceDirective));
}
if (saveResolution) {
resolvedTypeReferenceDirectives.set(typeReferenceDirective, resolvedTypeReferenceDirective);
}
}
function processLibReferenceDirectives(file) {
ts.forEach(file.libReferenceDirectives, function (libReference) {
var libName = libReference.fileName.toLocaleLowerCase();
var libFileName = ts.libMap.get(libName);
if (libFileName) {
processRootFile(ts.combinePaths(defaultLibraryPath, libFileName), true, true);
}
else {
var unqualifiedLibName = ts.removeSuffix(ts.removePrefix(libName, "lib."), ".d.ts");
var suggestion = ts.getSpellingSuggestion(unqualifiedLibName, ts.libs, ts.identity);
var message = suggestion ? ts.Diagnostics.Cannot_find_lib_definition_for_0_Did_you_mean_1 : ts.Diagnostics.Cannot_find_lib_definition_for_0;
fileProcessingDiagnostics.add(createDiagnostic(file, libReference.pos, libReference.end, message, libName, suggestion));
}
});
}
function createDiagnostic(refFile, refPos, refEnd, message) {
var args = [];
for (var _i = 4; _i < arguments.length; _i++) {
args[_i - 4] = arguments[_i];
}
if (refFile === undefined || refPos === undefined || refEnd === undefined) {
return ts.createCompilerDiagnostic.apply(void 0, [message].concat(args));
}
else {
return ts.createFileDiagnostic.apply(void 0, [refFile, refPos, refEnd - refPos, message].concat(args));
}
}
function getCanonicalFileName(fileName) {
return host.getCanonicalFileName(fileName);
}
function processImportedModules(file) {
collectExternalModuleReferences(file);
if (file.imports.length || file.moduleAugmentations.length) {
var moduleNames = getModuleNames(file);
var oldProgramState = { program: oldProgram, oldSourceFile: oldProgram && oldProgram.getSourceFile(file.fileName), modifiedFilePaths: modifiedFilePaths };
var resolutions = resolveModuleNamesReusingOldState(moduleNames, ts.getNormalizedAbsolutePath(file.fileName, currentDirectory), file, oldProgramState);
ts.Debug.assert(resolutions.length === moduleNames.length);
for (var i = 0; i < moduleNames.length; i++) {
var resolution = resolutions[i];
ts.setResolvedModule(file, moduleNames[i], resolution);
if (!resolution) {
continue;
}
var isFromNodeModulesSearch = resolution.isExternalLibraryImport;
var isJsFile = !ts.resolutionExtensionIsTypeScriptOrJson(resolution.extension);
var isJsFileFromNodeModules = isFromNodeModulesSearch && isJsFile;
var resolvedFileName = resolution.resolvedFileName;
if (isFromNodeModulesSearch) {
currentNodeModulesDepth++;
}
var elideImport = isJsFileFromNodeModules && currentNodeModulesDepth > maxNodeModuleJsDepth;
var shouldAddFile = resolvedFileName
&& !getResolutionDiagnostic(options, resolution)
&& !options.noResolve
&& i < file.imports.length
&& !elideImport
&& !(isJsFile && !options.allowJs)
&& (ts.isInJavaScriptFile(file.imports[i]) || !(file.imports[i].flags & 2097152));
if (elideImport) {
modulesWithElidedImports.set(file.path, true);
}
else if (shouldAddFile) {
var path = toPath(resolvedFileName);
var pos = ts.skipTrivia(file.text, file.imports[i].pos);
findSourceFile(resolvedFileName, path, false, false, file, pos, file.imports[i].end, resolution.packageId);
}
if (isFromNodeModulesSearch) {
currentNodeModulesDepth--;
}
}
}
else {
file.resolvedModules = undefined;
}
}
function computeCommonSourceDirectory(sourceFiles) {
var fileNames = [];
for (var _i = 0, sourceFiles_2 = sourceFiles; _i < sourceFiles_2.length; _i++) {
var file = sourceFiles_2[_i];
if (!file.isDeclarationFile) {
fileNames.push(file.fileName);
}
}
return computeCommonSourceDirectoryOfFilenames(fileNames, currentDirectory, getCanonicalFileName);
}
function checkSourceFilesBelongToPath(sourceFiles, rootDirectory) {
var allFilesBelongToPath = true;
if (sourceFiles) {
var absoluteRootDirectoryPath = host.getCanonicalFileName(ts.getNormalizedAbsolutePath(rootDirectory, currentDirectory));
for (var _i = 0, sourceFiles_3 = sourceFiles; _i < sourceFiles_3.length; _i++) {
var sourceFile = sourceFiles_3[_i];
if (!sourceFile.isDeclarationFile) {
var absoluteSourceFilePath = host.getCanonicalFileName(ts.getNormalizedAbsolutePath(sourceFile.fileName, currentDirectory));
if (absoluteSourceFilePath.indexOf(absoluteRootDirectoryPath) !== 0) {
programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.File_0_is_not_under_rootDir_1_rootDir_is_expected_to_contain_all_source_files, sourceFile.fileName, options.rootDir));
allFilesBelongToPath = false;
}
}
}
}
return allFilesBelongToPath;
}
function parseProjectReferenceConfigFile(ref) {
var refPath = resolveProjectReferencePath(host, ref);
var basePath = ts.getNormalizedAbsolutePath(ts.getDirectoryPath(refPath), host.getCurrentDirectory());
var sourceFile = host.getSourceFile(refPath, 100);
if (sourceFile === undefined) {
return undefined;
}
var commandLine = ts.parseJsonSourceFileConfigFileContent(sourceFile, configParsingHost, basePath, undefined, refPath);
return { commandLine: commandLine, sourceFile: sourceFile };
}
function addProjectReferenceRedirects(referencedProject, target) {
var rootDir = ts.normalizePath(referencedProject.options.rootDir || ts.getDirectoryPath(referencedProject.options.configFilePath));
target.set(rootDir, getDeclarationOutputDirectory(referencedProject));
}
function getDeclarationOutputDirectory(proj) {
return proj.options.declarationDir ||
proj.options.outDir ||
ts.getDirectoryPath(proj.options.configFilePath);
}
function verifyCompilerOptions() {
if (options.strictPropertyInitialization && !options.strictNullChecks) {
createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1, "strictPropertyInitialization", "strictNullChecks");
}
if (options.isolatedModules) {
if (options.declaration) {
createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "declaration", "isolatedModules");
}
if (options.noEmitOnError) {
createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "noEmitOnError", "isolatedModules");
}
if (options.out) {
createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "out", "isolatedModules");
}
if (options.outFile) {
createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "outFile", "isolatedModules");
}
}
if (options.inlineSourceMap) {
if (options.sourceMap) {
createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "sourceMap", "inlineSourceMap");
}
if (options.mapRoot) {
createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "mapRoot", "inlineSourceMap");
}
}
if (options.paths && options.baseUrl === undefined) {
createDiagnosticForOptionName(ts.Diagnostics.Option_paths_cannot_be_used_without_specifying_baseUrl_option, "paths");
}
if (options.composite) {
if (options.declaration === false) {
createDiagnosticForOptionName(ts.Diagnostics.Composite_projects_may_not_disable_declaration_emit, "declaration");
}
}
if (projectReferences) {
for (var i = 0; i < projectReferences.length; i++) {
var ref = projectReferences[i];
var resolvedRefOpts = resolvedProjectReferences[i] && resolvedProjectReferences[i].commandLine.options;
if (resolvedRefOpts === undefined) {
createDiagnosticForReference(i, ts.Diagnostics.File_0_does_not_exist, ref.path);
continue;
}
if (!resolvedRefOpts.composite) {
createDiagnosticForReference(i, ts.Diagnostics.Referenced_project_0_must_have_setting_composite_Colon_true, ref.path);
}
if (ref.prepend) {
if (resolvedRefOpts.outFile) {
if (!host.fileExists(resolvedRefOpts.outFile)) {
createDiagnosticForReference(i, ts.Diagnostics.Output_file_0_from_project_1_does_not_exist, resolvedRefOpts.outFile, ref.path);
}
}
else {
createDiagnosticForReference(i, ts.Diagnostics.Cannot_prepend_project_0_because_it_does_not_have_outFile_set, ref.path);
}
}
}
}
if (options.composite && rootNames.length < files.length) {
var normalizedRootNames = rootNames.map(function (r) { return ts.normalizePath(r).toLowerCase(); });
var sourceFiles = files.filter(function (f) { return !f.isDeclarationFile; }).map(function (f) { return ts.normalizePath(f.path).toLowerCase(); });
var _loop_10 = function (file) {
if (normalizedRootNames.every(function (r) { return r !== file; })) {
programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.File_0_is_not_in_project_file_list_Projects_must_list_all_files_or_use_an_include_pattern, file));
}
};
for (var _i = 0, sourceFiles_4 = sourceFiles; _i < sourceFiles_4.length; _i++) {
var file = sourceFiles_4[_i];
_loop_10(file);
}
}
if (options.paths) {
for (var key in options.paths) {
if (!ts.hasProperty(options.paths, key)) {
continue;
}
if (!ts.hasZeroOrOneAsteriskCharacter(key)) {
createDiagnosticForOptionPaths(true, key, ts.Diagnostics.Pattern_0_can_have_at_most_one_Asterisk_character, key);
}
if (ts.isArray(options.paths[key])) {
var len = options.paths[key].length;
if (len === 0) {
createDiagnosticForOptionPaths(false, key, ts.Diagnostics.Substitutions_for_pattern_0_shouldn_t_be_an_empty_array, key);
}
for (var i = 0; i < len; i++) {
var subst = options.paths[key][i];
var typeOfSubst = typeof subst;
if (typeOfSubst === "string") {
if (!ts.hasZeroOrOneAsteriskCharacter(subst)) {
createDiagnosticForOptionPathKeyValue(key, i, ts.Diagnostics.Substitution_0_in_pattern_1_in_can_have_at_most_one_Asterisk_character, subst, key);
}
}
else {
createDiagnosticForOptionPathKeyValue(key, i, ts.Diagnostics.Substitution_0_for_pattern_1_has_incorrect_type_expected_string_got_2, subst, key, typeOfSubst);
}
}
}
else {
createDiagnosticForOptionPaths(false, key, ts.Diagnostics.Substitutions_for_pattern_0_should_be_an_array, key);
}
}
}
if (!options.sourceMap && !options.inlineSourceMap) {
if (options.inlineSources) {
createDiagnosticForOptionName(ts.Diagnostics.Option_0_can_only_be_used_when_either_option_inlineSourceMap_or_option_sourceMap_is_provided, "inlineSources");
}
if (options.sourceRoot) {
createDiagnosticForOptionName(ts.Diagnostics.Option_0_can_only_be_used_when_either_option_inlineSourceMap_or_option_sourceMap_is_provided, "sourceRoot");
}
}
if (options.out && options.outFile) {
createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "out", "outFile");
}
if (options.mapRoot && !(options.sourceMap || options.declarationMap)) {
createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1_or_option_2, "mapRoot", "sourceMap", "declarationMap");
}
if (options.declarationDir) {
if (!options.declaration) {
createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1, "declarationDir", "declaration");
}
if (options.out || options.outFile) {
createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "declarationDir", options.out ? "out" : "outFile");
}
}
if (options.declarationMap && !options.declaration) {
createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1, "declarationMap", "declaration");
}
if (options.lib && options.noLib) {
createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "lib", "noLib");
}
if (options.noImplicitUseStrict && ts.getStrictOptionValue(options, "alwaysStrict")) {
createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "noImplicitUseStrict", "alwaysStrict");
}
var languageVersion = options.target || 0;
var outFile = options.outFile || options.out;
var firstNonAmbientExternalModuleSourceFile = ts.forEach(files, function (f) { return ts.isExternalModule(f) && !f.isDeclarationFile ? f : undefined; });
if (options.isolatedModules) {
if (options.module === ts.ModuleKind.None && languageVersion < 2) {
createDiagnosticForOptionName(ts.Diagnostics.Option_isolatedModules_can_only_be_used_when_either_option_module_is_provided_or_option_target_is_ES2015_or_higher, "isolatedModules", "target");
}
var firstNonExternalModuleSourceFile = ts.forEach(files, function (f) { return !ts.isExternalModule(f) && !f.isDeclarationFile ? f : undefined; });
if (firstNonExternalModuleSourceFile) {
var span = ts.getErrorSpanForNode(firstNonExternalModuleSourceFile, firstNonExternalModuleSourceFile);
programDiagnostics.add(ts.createFileDiagnostic(firstNonExternalModuleSourceFile, span.start, span.length, ts.Diagnostics.Cannot_compile_namespaces_when_the_isolatedModules_flag_is_provided));
}
}
else if (firstNonAmbientExternalModuleSourceFile && languageVersion < 2 && options.module === ts.ModuleKind.None) {
var span = ts.getErrorSpanForNode(firstNonAmbientExternalModuleSourceFile, firstNonAmbientExternalModuleSourceFile.externalModuleIndicator);
programDiagnostics.add(ts.createFileDiagnostic(firstNonAmbientExternalModuleSourceFile, span.start, span.length, ts.Diagnostics.Cannot_use_imports_exports_or_module_augmentations_when_module_is_none));
}
if (outFile) {
if (options.module && !(options.module === ts.ModuleKind.AMD || options.module === ts.ModuleKind.System)) {
createDiagnosticForOptionName(ts.Diagnostics.Only_amd_and_system_modules_are_supported_alongside_0, options.out ? "out" : "outFile", "module");
}
else if (options.module === undefined && firstNonAmbientExternalModuleSourceFile) {
var span = ts.getErrorSpanForNode(firstNonAmbientExternalModuleSourceFile, firstNonAmbientExternalModuleSourceFile.externalModuleIndicator);
programDiagnostics.add(ts.createFileDiagnostic(firstNonAmbientExternalModuleSourceFile, span.start, span.length, ts.Diagnostics.Cannot_compile_modules_using_option_0_unless_the_module_flag_is_amd_or_system, options.out ? "out" : "outFile"));
}
}
if (options.resolveJsonModule) {
if (ts.getEmitModuleResolutionKind(options) !== ts.ModuleResolutionKind.NodeJs) {
createDiagnosticForOptionName(ts.Diagnostics.Option_resolveJsonModule_cannot_be_specified_without_node_module_resolution_strategy, "resolveJsonModule");
}
}
if (options.outDir ||
options.sourceRoot ||
options.mapRoot) {
var dir = getCommonSourceDirectory();
if (options.outDir && dir === "" && ts.forEach(files, function (file) { return ts.getRootLength(file.fileName) > 1; })) {
createDiagnosticForOptionName(ts.Diagnostics.Cannot_find_the_common_subdirectory_path_for_the_input_files, "outDir");
}
}
if (!options.noEmit && options.allowJs && options.declaration) {
createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "allowJs", "declaration");
}
if (options.checkJs && !options.allowJs) {
programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1, "checkJs", "allowJs"));
}
if (options.emitDeclarationOnly) {
if (!options.declaration) {
createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1, "emitDeclarationOnly", "declaration");
}
if (options.noEmit) {
createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "emitDeclarationOnly", "noEmit");
}
}
if (options.emitDecoratorMetadata &&
!options.experimentalDecorators) {
createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1, "emitDecoratorMetadata", "experimentalDecorators");
}
if (options.jsxFactory) {
if (options.reactNamespace) {
createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "reactNamespace", "jsxFactory");
}
if (!ts.parseIsolatedEntityName(options.jsxFactory, languageVersion)) {
createOptionValueDiagnostic("jsxFactory", ts.Diagnostics.Invalid_value_for_jsxFactory_0_is_not_a_valid_identifier_or_qualified_name, options.jsxFactory);
}
}
else if (options.reactNamespace && !ts.isIdentifierText(options.reactNamespace, languageVersion)) {
createOptionValueDiagnostic("reactNamespace", ts.Diagnostics.Invalid_value_for_reactNamespace_0_is_not_a_valid_identifier, options.reactNamespace);
}
if (!options.noEmit && !options.suppressOutputPathCheck) {
var emitHost = getEmitHost();
var emitFilesSeen_1 = ts.createMap();
ts.forEachEmittedFile(emitHost, function (emitFileNames) {
if (!options.emitDeclarationOnly) {
verifyEmitFilePath(emitFileNames.jsFilePath, emitFilesSeen_1);
}
verifyEmitFilePath(emitFileNames.declarationFilePath, emitFilesSeen_1);
});
}
function verifyEmitFilePath(emitFileName, emitFilesSeen) {
if (emitFileName) {
var emitFilePath = toPath(emitFileName);
if (filesByName.has(emitFilePath)) {
var chain_2;
if (!options.configFilePath) {
chain_2 = ts.chainDiagnosticMessages(undefined, ts.Diagnostics.Adding_a_tsconfig_json_file_will_help_organize_projects_that_contain_both_TypeScript_and_JavaScript_files_Learn_more_at_https_Colon_Slash_Slashaka_ms_Slashtsconfig);
}
chain_2 = ts.chainDiagnosticMessages(chain_2, ts.Diagnostics.Cannot_write_file_0_because_it_would_overwrite_input_file, emitFileName);
blockEmittingOfFile(emitFileName, ts.createCompilerDiagnosticFromMessageChain(chain_2));
}
var emitFileKey = !host.useCaseSensitiveFileNames() ? emitFilePath.toLocaleLowerCase() : emitFilePath;
if (emitFilesSeen.has(emitFileKey)) {
blockEmittingOfFile(emitFileName, ts.createCompilerDiagnostic(ts.Diagnostics.Cannot_write_file_0_because_it_would_be_overwritten_by_multiple_input_files, emitFileName));
}
else {
emitFilesSeen.set(emitFileKey, true);
}
}
}
}
function createDiagnosticForOptionPathKeyValue(key, valueIndex, message, arg0, arg1, arg2) {
var needCompilerDiagnostic = true;
var pathsSyntax = getOptionPathsSyntax();
for (var _i = 0, pathsSyntax_1 = pathsSyntax; _i < pathsSyntax_1.length; _i++) {
var pathProp = pathsSyntax_1[_i];
if (ts.isObjectLiteralExpression(pathProp.initializer)) {
for (var _a = 0, _b = ts.getPropertyAssignment(pathProp.initializer, key); _a < _b.length; _a++) {
var keyProps = _b[_a];
var initializer = keyProps.initializer;
if (ts.isArrayLiteralExpression(initializer) && initializer.elements.length > valueIndex) {
programDiagnostics.add(ts.createDiagnosticForNodeInSourceFile(options.configFile, initializer.elements[valueIndex], message, arg0, arg1, arg2));
needCompilerDiagnostic = false;
}
}
}
}
if (needCompilerDiagnostic) {
programDiagnostics.add(ts.createCompilerDiagnostic(message, arg0, arg1, arg2));
}
}
function createDiagnosticForOptionPaths(onKey, key, message, arg0) {
var needCompilerDiagnostic = true;
var pathsSyntax = getOptionPathsSyntax();
for (var _i = 0, pathsSyntax_2 = pathsSyntax; _i < pathsSyntax_2.length; _i++) {
var pathProp = pathsSyntax_2[_i];
if (ts.isObjectLiteralExpression(pathProp.initializer) &&
createOptionDiagnosticInObjectLiteralSyntax(pathProp.initializer, onKey, key, undefined, message, arg0)) {
needCompilerDiagnostic = false;
}
}
if (needCompilerDiagnostic) {
programDiagnostics.add(ts.createCompilerDiagnostic(message, arg0));
}
}
function getOptionsSyntaxByName(name) {
var compilerOptionsObjectLiteralSyntax = getCompilerOptionsObjectLiteralSyntax();
if (compilerOptionsObjectLiteralSyntax) {
return ts.getPropertyAssignment(compilerOptionsObjectLiteralSyntax, name);
}
return undefined;
}
function getOptionPathsSyntax() {
return getOptionsSyntaxByName("paths") || ts.emptyArray;
}
function createDiagnosticForOptionName(message, option1, option2, option3) {
createDiagnosticForOption(true, option1, option2, message, option1, option2, option3);
}
function createOptionValueDiagnostic(option1, message, arg0) {
createDiagnosticForOption(false, option1, undefined, message, arg0);
}
function createDiagnosticForReference(index, message, arg0, arg1) {
var referencesSyntax = getProjectReferencesSyntax();
if (referencesSyntax) {
if (createOptionDiagnosticInArrayLiteralSyntax(referencesSyntax, index, message, arg0, arg1)) {
return;
}
}
programDiagnostics.add(ts.createCompilerDiagnostic(message, arg0, arg1));
}
function createDiagnosticForOption(onKey, option1, option2, message, arg0, arg1, arg2) {
var compilerOptionsObjectLiteralSyntax = getCompilerOptionsObjectLiteralSyntax();
var needCompilerDiagnostic = !compilerOptionsObjectLiteralSyntax ||
!createOptionDiagnosticInObjectLiteralSyntax(compilerOptionsObjectLiteralSyntax, onKey, option1, option2, message, arg0, arg1, arg2);
if (needCompilerDiagnostic) {
programDiagnostics.add(ts.createCompilerDiagnostic(message, arg0, arg1, arg2));
}
}
function getProjectReferencesSyntax() {
if (_referencesArrayLiteralSyntax === undefined) {
_referencesArrayLiteralSyntax = null;
if (options.configFile) {
var jsonObjectLiteral = ts.getTsConfigObjectLiteralExpression(options.configFile);
for (var _i = 0, _a = ts.getPropertyAssignment(jsonObjectLiteral, "references"); _i < _a.length; _i++) {
var prop = _a[_i];
if (ts.isArrayLiteralExpression(prop.initializer)) {
_referencesArrayLiteralSyntax = prop.initializer;
break;
}
}
}
}
return _referencesArrayLiteralSyntax;
}
function getCompilerOptionsObjectLiteralSyntax() {
if (_compilerOptionsObjectLiteralSyntax === undefined) {
_compilerOptionsObjectLiteralSyntax = null;
var jsonObjectLiteral = ts.getTsConfigObjectLiteralExpression(options.configFile);
if (jsonObjectLiteral) {
for (var _i = 0, _a = ts.getPropertyAssignment(jsonObjectLiteral, "compilerOptions"); _i < _a.length; _i++) {
var prop = _a[_i];
if (ts.isObjectLiteralExpression(prop.initializer)) {
_compilerOptionsObjectLiteralSyntax = prop.initializer;
break;
}
}
}
}
return _compilerOptionsObjectLiteralSyntax;
}
function createOptionDiagnosticInObjectLiteralSyntax(objectLiteral, onKey, key1, key2, message, arg0, arg1, arg2) {
var props = ts.getPropertyAssignment(objectLiteral, key1, key2);
for (var _i = 0, props_2 = props; _i < props_2.length; _i++) {
var prop = props_2[_i];
programDiagnostics.add(ts.createDiagnosticForNodeInSourceFile(options.configFile, onKey ? prop.name : prop.initializer, message, arg0, arg1, arg2));
}
return !!props.length;
}
function createOptionDiagnosticInArrayLiteralSyntax(arrayLiteral, index, message, arg0, arg1, arg2) {
if (arrayLiteral.elements.length <= index) {
return false;
}
programDiagnostics.add(ts.createDiagnosticForNodeInSourceFile(options.configFile, arrayLiteral.elements[index], message, arg0, arg1, arg2));
return false;
}
function blockEmittingOfFile(emitFileName, diag) {
hasEmitBlockingDiagnostics.set(toPath(emitFileName), true);
programDiagnostics.add(diag);
}
function isEmittedFile(file) {
if (options.noEmit) {
return false;
}
var filePath = toPath(file);
if (getSourceFileByPath(filePath)) {
return false;
}
var out = options.outFile || options.out;
if (out) {
return isSameFile(filePath, out) || isSameFile(filePath, ts.removeFileExtension(out) + ".d.ts");
}
if (options.declarationDir && ts.containsPath(options.declarationDir, filePath, currentDirectory, !host.useCaseSensitiveFileNames())) {
return true;
}
if (options.outDir) {
return ts.containsPath(options.outDir, filePath, currentDirectory, !host.useCaseSensitiveFileNames());
}
if (ts.fileExtensionIsOneOf(filePath, ts.supportedJavascriptExtensions) || ts.fileExtensionIs(filePath, ".d.ts")) {
var filePathWithoutExtension = ts.removeFileExtension(filePath);
return !!getSourceFileByPath((filePathWithoutExtension + ".ts")) ||
!!getSourceFileByPath((filePathWithoutExtension + ".tsx"));
}
return false;
}
function isSameFile(file1, file2) {
return ts.comparePaths(file1, file2, currentDirectory, !host.useCaseSensitiveFileNames()) === 0;
}
}
ts.createProgram = createProgram;
function parseConfigHostFromCompilerHost(host) {
return {
fileExists: function (f) { return host.fileExists(f); },
readDirectory: function (root, extensions, includes, depth) { return host.readDirectory ? host.readDirectory(root, extensions, includes, depth) : []; },
readFile: function (f) { return host.readFile(f); },
useCaseSensitiveFileNames: host.useCaseSensitiveFileNames(),
getCurrentDirectory: function () { return host.getCurrentDirectory(); },
onUnRecoverableConfigFileDiagnostic: function () { return undefined; }
};
}
ts.parseConfigHostFromCompilerHost = parseConfigHostFromCompilerHost;
function resolveProjectReferencePath(host, ref) {
if (!host.fileExists(ref.path)) {
return ts.combinePaths(ref.path, "tsconfig.json");
}
return ref.path;
}
ts.resolveProjectReferencePath = resolveProjectReferencePath;
function getResolutionDiagnostic(options, _a) {
var extension = _a.extension;
switch (extension) {
case ".ts":
case ".d.ts":
case ".json":
return undefined;
case ".tsx":
return needJsx();
case ".jsx":
return needJsx() || needAllowJs();
case ".js":
return needAllowJs();
}
function needJsx() {
return options.jsx ? undefined : ts.Diagnostics.Module_0_was_resolved_to_1_but_jsx_is_not_set;
}
function needAllowJs() {
return options.allowJs || !ts.getStrictOptionValue(options, "noImplicitAny") ? undefined : ts.Diagnostics.Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type;
}
}
ts.getResolutionDiagnostic = getResolutionDiagnostic;
function getModuleNames(_a) {
var imports = _a.imports, moduleAugmentations = _a.moduleAugmentations;
var res = imports.map(function (i) { return i.text; });
for (var _i = 0, moduleAugmentations_1 = moduleAugmentations; _i < moduleAugmentations_1.length; _i++) {
var aug = moduleAugmentations_1[_i];
if (aug.kind === 9) {
res.push(aug.text);
}
}
return res;
}
})(ts || (ts = {}));
var ts;
(function (ts) {
function getFileEmitOutput(program, sourceFile, emitOnlyDtsFiles, cancellationToken, customTransformers) {
var outputFiles = [];
var emitResult = program.emit(sourceFile, writeFile, cancellationToken, emitOnlyDtsFiles, customTransformers);
return { outputFiles: outputFiles, emitSkipped: emitResult.emitSkipped };
function writeFile(fileName, text, writeByteOrderMark) {
outputFiles.push({ name: fileName, writeByteOrderMark: writeByteOrderMark, text: text });
}
}
ts.getFileEmitOutput = getFileEmitOutput;
})(ts || (ts = {}));
(function (ts) {
var BuilderState;
(function (BuilderState) {
function getReferencedFiles(program, sourceFile, getCanonicalFileName) {
var referencedFiles;
if (sourceFile.imports && sourceFile.imports.length > 0) {
var checker = program.getTypeChecker();
for (var _i = 0, _a = sourceFile.imports; _i < _a.length; _i++) {
var importName = _a[_i];
var symbol = checker.getSymbolAtLocation(importName);
if (symbol && symbol.declarations && symbol.declarations[0]) {
var declarationSourceFile = ts.getSourceFileOfNode(symbol.declarations[0]);
if (declarationSourceFile) {
addReferencedFile(declarationSourceFile.path);
}
}
}
}
var sourceFileDirectory = ts.getDirectoryPath(sourceFile.path);
if (sourceFile.referencedFiles && sourceFile.referencedFiles.length > 0) {
for (var _b = 0, _c = sourceFile.referencedFiles; _b < _c.length; _b++) {
var referencedFile = _c[_b];
var referencedPath = ts.toPath(referencedFile.fileName, sourceFileDirectory, getCanonicalFileName);
addReferencedFile(referencedPath);
}
}
if (sourceFile.resolvedTypeReferenceDirectiveNames) {
sourceFile.resolvedTypeReferenceDirectiveNames.forEach(function (resolvedTypeReferenceDirective) {
if (!resolvedTypeReferenceDirective) {
return;
}
var fileName = resolvedTypeReferenceDirective.resolvedFileName;
var typeFilePath = ts.toPath(fileName, sourceFileDirectory, getCanonicalFileName);
addReferencedFile(typeFilePath);
});
}
return referencedFiles;
function addReferencedFile(referencedPath) {
if (!referencedFiles) {
referencedFiles = ts.createMap();
}
referencedFiles.set(referencedPath, true);
}
}
function canReuseOldState(newReferencedMap, oldState) {
return oldState && !oldState.referencedMap === !newReferencedMap;
}
BuilderState.canReuseOldState = canReuseOldState;
function create(newProgram, getCanonicalFileName, oldState) {
var fileInfos = ts.createMap();
var referencedMap = newProgram.getCompilerOptions().module !== ts.ModuleKind.None ? ts.createMap() : undefined;
var hasCalledUpdateShapeSignature = ts.createMap();
var useOldState = canReuseOldState(referencedMap, oldState);
for (var _i = 0, _a = newProgram.getSourceFiles(); _i < _a.length; _i++) {
var sourceFile = _a[_i];
var version_1 = sourceFile.version;
var oldInfo = useOldState ? oldState.fileInfos.get(sourceFile.path) : undefined;
if (referencedMap) {
var newReferences = getReferencedFiles(newProgram, sourceFile, getCanonicalFileName);
if (newReferences) {
referencedMap.set(sourceFile.path, newReferences);
}
}
fileInfos.set(sourceFile.path, { version: version_1, signature: oldInfo && oldInfo.signature });
}
return {
fileInfos: fileInfos,
referencedMap: referencedMap,
hasCalledUpdateShapeSignature: hasCalledUpdateShapeSignature,
allFilesExcludingDefaultLibraryFile: undefined,
allFileNames: undefined
};
}
BuilderState.create = create;
function getFilesAffectedBy(state, programOfThisState, path, cancellationToken, computeHash, cacheToUpdateSignature) {
var signatureCache = cacheToUpdateSignature || ts.createMap();
var sourceFile = programOfThisState.getSourceFileByPath(path);
if (!sourceFile) {
return ts.emptyArray;
}
if (!updateShapeSignature(state, programOfThisState, sourceFile, signatureCache, cancellationToken, computeHash)) {
return [sourceFile];
}
var result = (state.referencedMap ? getFilesAffectedByUpdatedShapeWhenModuleEmit : getFilesAffectedByUpdatedShapeWhenNonModuleEmit)(state, programOfThisState, sourceFile, signatureCache, cancellationToken, computeHash);
if (!cacheToUpdateSignature) {
updateSignaturesFromCache(state, signatureCache);
}
return result;
}
BuilderState.getFilesAffectedBy = getFilesAffectedBy;
function updateSignaturesFromCache(state, signatureCache) {
signatureCache.forEach(function (signature, path) {
state.fileInfos.get(path).signature = signature;
state.hasCalledUpdateShapeSignature.set(path, true);
});
}
BuilderState.updateSignaturesFromCache = updateSignaturesFromCache;
function updateShapeSignature(state, programOfThisState, sourceFile, cacheToUpdateSignature, cancellationToken, computeHash) {
ts.Debug.assert(!!sourceFile);
if (state.hasCalledUpdateShapeSignature.has(sourceFile.path) || cacheToUpdateSignature.has(sourceFile.path)) {
return false;
}
var info = state.fileInfos.get(sourceFile.path);
if (!info)
return ts.Debug.fail();
var prevSignature = info.signature;
var latestSignature;
if (sourceFile.isDeclarationFile) {
latestSignature = sourceFile.version;
}
else {
var emitOutput = ts.getFileEmitOutput(programOfThisState, sourceFile, true, cancellationToken);
if (emitOutput.outputFiles && emitOutput.outputFiles.length > 0) {
latestSignature = computeHash(emitOutput.outputFiles[0].text);
}
else {
latestSignature = prevSignature;
}
}
cacheToUpdateSignature.set(sourceFile.path, latestSignature);
return !prevSignature || latestSignature !== prevSignature;
}
function getAllDependencies(state, programOfThisState, sourceFile) {
var _a;
var compilerOptions = programOfThisState.getCompilerOptions();
if (compilerOptions.outFile || compilerOptions.out) {
return getAllFileNames(state, programOfThisState);
}
if (!state.referencedMap || (!ts.isExternalModule(sourceFile) && !containsOnlyAmbientModules(sourceFile))) {
return getAllFileNames(state, programOfThisState);
}
var seenMap = ts.createMap();
var queue = [sourceFile.path];
while (queue.length) {
var path = queue.pop();
if (!seenMap.has(path)) {
seenMap.set(path, true);
var references = state.referencedMap.get(path);
if (references) {
var iterator = references.keys();
for (var _b = iterator.next(), value = _b.value, done = _b.done; !done; _a = iterator.next(), value = _a.value, done = _a.done, _a) {
queue.push(value);
}
}
}
}
return ts.arrayFrom(ts.mapDefinedIterator(seenMap.keys(), function (path) {
var file = programOfThisState.getSourceFileByPath(path);
return file ? file.fileName : path;
}));
}
BuilderState.getAllDependencies = getAllDependencies;
function getAllFileNames(state, programOfThisState) {
if (!state.allFileNames) {
var sourceFiles = programOfThisState.getSourceFiles();
state.allFileNames = sourceFiles === ts.emptyArray ? ts.emptyArray : sourceFiles.map(function (file) { return file.fileName; });
}
return state.allFileNames;
}
function getReferencedByPaths(state, referencedFilePath) {
return ts.arrayFrom(ts.mapDefinedIterator(state.referencedMap.entries(), function (_a) {
var filePath = _a[0], referencesInFile = _a[1];
return referencesInFile.has(referencedFilePath) ? filePath : undefined;
}));
}
function containsOnlyAmbientModules(sourceFile) {
for (var _i = 0, _a = sourceFile.statements; _i < _a.length; _i++) {
var statement = _a[_i];
if (!ts.isModuleWithStringLiteralName(statement)) {
return false;
}
}
return true;
}
function getAllFilesExcludingDefaultLibraryFile(state, programOfThisState, firstSourceFile) {
if (state.allFilesExcludingDefaultLibraryFile) {
return state.allFilesExcludingDefaultLibraryFile;
}
var result;
addSourceFile(firstSourceFile);
for (var _i = 0, _a = programOfThisState.getSourceFiles(); _i < _a.length; _i++) {
var sourceFile = _a[_i];
if (sourceFile !== firstSourceFile) {
addSourceFile(sourceFile);
}
}
state.allFilesExcludingDefaultLibraryFile = result || ts.emptyArray;
return state.allFilesExcludingDefaultLibraryFile;
function addSourceFile(sourceFile) {
if (!programOfThisState.isSourceFileDefaultLibrary(sourceFile)) {
(result || (result = [])).push(sourceFile);
}
}
}
function getFilesAffectedByUpdatedShapeWhenNonModuleEmit(state, programOfThisState, sourceFileWithUpdatedShape) {
var compilerOptions = programOfThisState.getCompilerOptions();
if (compilerOptions && (compilerOptions.out || compilerOptions.outFile)) {
return [sourceFileWithUpdatedShape];
}
return getAllFilesExcludingDefaultLibraryFile(state, programOfThisState, sourceFileWithUpdatedShape);
}
function getFilesAffectedByUpdatedShapeWhenModuleEmit(state, programOfThisState, sourceFileWithUpdatedShape, cacheToUpdateSignature, cancellationToken, computeHash) {
if (!ts.isExternalModule(sourceFileWithUpdatedShape) && !containsOnlyAmbientModules(sourceFileWithUpdatedShape)) {
return getAllFilesExcludingDefaultLibraryFile(state, programOfThisState, sourceFileWithUpdatedShape);
}
var compilerOptions = programOfThisState.getCompilerOptions();
if (compilerOptions && (compilerOptions.isolatedModules || compilerOptions.out || compilerOptions.outFile)) {
return [sourceFileWithUpdatedShape];
}
var seenFileNamesMap = ts.createMap();
seenFileNamesMap.set(sourceFileWithUpdatedShape.path, sourceFileWithUpdatedShape);
var queue = getReferencedByPaths(state, sourceFileWithUpdatedShape.path);
while (queue.length > 0) {
var currentPath = queue.pop();
if (!seenFileNamesMap.has(currentPath)) {
var currentSourceFile = programOfThisState.getSourceFileByPath(currentPath);
seenFileNamesMap.set(currentPath, currentSourceFile);
if (currentSourceFile && updateShapeSignature(state, programOfThisState, currentSourceFile, cacheToUpdateSignature, cancellationToken, computeHash)) {
queue.push.apply(queue, getReferencedByPaths(state, currentPath));
}
}
}
return ts.arrayFrom(ts.mapDefinedIterator(seenFileNamesMap.values(), function (value) { return value; }));
}
})(BuilderState = ts.BuilderState || (ts.BuilderState = {}));
})(ts || (ts = {}));
var ts;
(function (ts) {
function hasSameKeys(map1, map2) {
return map1 === map2 || map1 !== undefined && map2 !== undefined && map1.size === map2.size && !ts.forEachKey(map1, function (key) { return !map2.has(key); });
}
function createBuilderProgramState(newProgram, getCanonicalFileName, oldState) {
var state = ts.BuilderState.create(newProgram, getCanonicalFileName, oldState);
state.program = newProgram;
var compilerOptions = newProgram.getCompilerOptions();
if (!compilerOptions.outFile && !compilerOptions.out) {
state.semanticDiagnosticsPerFile = ts.createMap();
}
state.changedFilesSet = ts.createMap();
var useOldState = ts.BuilderState.canReuseOldState(state.referencedMap, oldState);
var canCopySemanticDiagnostics = useOldState && oldState.semanticDiagnosticsPerFile && !!state.semanticDiagnosticsPerFile;
if (useOldState) {
if (!oldState.currentChangedFilePath) {
ts.Debug.assert(!oldState.affectedFiles && (!oldState.currentAffectedFilesSignatures || !oldState.currentAffectedFilesSignatures.size), "Cannot reuse if only few affected files of currentChangedFile were iterated");
}
if (canCopySemanticDiagnostics) {
ts.Debug.assert(!ts.forEachKey(oldState.changedFilesSet, function (path) { return oldState.semanticDiagnosticsPerFile.has(path); }), "Semantic diagnostics shouldnt be available for changed files");
}
ts.copyEntries(oldState.changedFilesSet, state.changedFilesSet);
}
var referencedMap = state.referencedMap;
var oldReferencedMap = useOldState ? oldState.referencedMap : undefined;
state.fileInfos.forEach(function (info, sourceFilePath) {
var oldInfo;
var newReferences;
if (!useOldState ||
!(oldInfo = oldState.fileInfos.get(sourceFilePath)) ||
oldInfo.version !== info.version ||
!hasSameKeys(newReferences = referencedMap && referencedMap.get(sourceFilePath), oldReferencedMap && oldReferencedMap.get(sourceFilePath)) ||
newReferences && ts.forEachKey(newReferences, function (path) { return !state.fileInfos.has(path) && oldState.fileInfos.has(path); })) {
state.changedFilesSet.set(sourceFilePath, true);
}
else if (canCopySemanticDiagnostics) {
var diagnostics = oldState.semanticDiagnosticsPerFile.get(sourceFilePath);
if (diagnostics) {
state.semanticDiagnosticsPerFile.set(sourceFilePath, diagnostics);
}
}
});
return state;
}
function assertSourceFileOkWithoutNextAffectedCall(state, sourceFile) {
ts.Debug.assert(!sourceFile || !state.affectedFiles || state.affectedFiles[state.affectedFilesIndex - 1] !== sourceFile || !state.semanticDiagnosticsPerFile.has(sourceFile.path));
}
function getNextAffectedFile(state, cancellationToken, computeHash) {
while (true) {
var affectedFiles = state.affectedFiles;
if (affectedFiles) {
var seenAffectedFiles = state.seenAffectedFiles, semanticDiagnosticsPerFile = state.semanticDiagnosticsPerFile;
var affectedFilesIndex = state.affectedFilesIndex;
while (affectedFilesIndex < affectedFiles.length) {
var affectedFile = affectedFiles[affectedFilesIndex];
if (!seenAffectedFiles.has(affectedFile.path)) {
state.affectedFilesIndex = affectedFilesIndex;
semanticDiagnosticsPerFile.delete(affectedFile.path);
return affectedFile;
}
seenAffectedFiles.set(affectedFile.path, true);
affectedFilesIndex++;
}
state.changedFilesSet.delete(state.currentChangedFilePath);
state.currentChangedFilePath = undefined;
ts.BuilderState.updateSignaturesFromCache(state, state.currentAffectedFilesSignatures);
state.currentAffectedFilesSignatures.clear();
state.affectedFiles = undefined;
}
var nextKey = state.changedFilesSet.keys().next();
if (nextKey.done) {
return undefined;
}
var compilerOptions = state.program.getCompilerOptions();
if (compilerOptions.outFile || compilerOptions.out) {
ts.Debug.assert(!state.semanticDiagnosticsPerFile);
return state.program;
}
state.currentAffectedFilesSignatures = state.currentAffectedFilesSignatures || ts.createMap();
state.affectedFiles = ts.BuilderState.getFilesAffectedBy(state, state.program, nextKey.value, cancellationToken, computeHash, state.currentAffectedFilesSignatures);
state.currentChangedFilePath = nextKey.value;
state.semanticDiagnosticsPerFile.delete(nextKey.value);
state.affectedFilesIndex = 0;
state.seenAffectedFiles = state.seenAffectedFiles || ts.createMap();
}
}
function doneWithAffectedFile(state, affected) {
if (affected === state.program) {
state.changedFilesSet.clear();
}
else {
state.seenAffectedFiles.set(affected.path, true);
state.affectedFilesIndex++;
}
}
function toAffectedFileResult(state, result, affected) {
doneWithAffectedFile(state, affected);
return { result: result, affected: affected };
}
function getSemanticDiagnosticsOfFile(state, sourceFile, cancellationToken) {
var path = sourceFile.path;
var cachedDiagnostics = state.semanticDiagnosticsPerFile.get(path);
if (cachedDiagnostics) {
return cachedDiagnostics;
}
var diagnostics = state.program.getSemanticDiagnostics(sourceFile, cancellationToken);
state.semanticDiagnosticsPerFile.set(path, diagnostics);
return diagnostics;
}
var BuilderProgramKind;
(function (BuilderProgramKind) {
BuilderProgramKind[BuilderProgramKind["SemanticDiagnosticsBuilderProgram"] = 0] = "SemanticDiagnosticsBuilderProgram";
BuilderProgramKind[BuilderProgramKind["EmitAndSemanticDiagnosticsBuilderProgram"] = 1] = "EmitAndSemanticDiagnosticsBuilderProgram";
})(BuilderProgramKind = ts.BuilderProgramKind || (ts.BuilderProgramKind = {}));
function getBuilderCreationParameters(newProgramOrRootNames, hostOrOptions, oldProgramOrHost, configFileParsingDiagnosticsOrOldProgram, configFileParsingDiagnostics) {
var host;
var newProgram;
var oldProgram;
if (newProgramOrRootNames === undefined) {
ts.Debug.assert(hostOrOptions === undefined);
host = oldProgramOrHost;
oldProgram = configFileParsingDiagnosticsOrOldProgram;
ts.Debug.assert(!!oldProgram);
newProgram = oldProgram.getProgram();
}
else if (ts.isArray(newProgramOrRootNames)) {
oldProgram = configFileParsingDiagnosticsOrOldProgram;
newProgram = ts.createProgram(newProgramOrRootNames, hostOrOptions, oldProgramOrHost, oldProgram && oldProgram.getProgram(), configFileParsingDiagnostics);
host = oldProgramOrHost;
}
else {
newProgram = newProgramOrRootNames;
host = hostOrOptions;
oldProgram = oldProgramOrHost;
configFileParsingDiagnostics = configFileParsingDiagnosticsOrOldProgram;
}
return { host: host, newProgram: newProgram, oldProgram: oldProgram, configFileParsingDiagnostics: configFileParsingDiagnostics || ts.emptyArray };
}
ts.getBuilderCreationParameters = getBuilderCreationParameters;
function createBuilderProgram(kind, _a) {
var newProgram = _a.newProgram, host = _a.host, oldProgram = _a.oldProgram, configFileParsingDiagnostics = _a.configFileParsingDiagnostics;
var oldState = oldProgram && oldProgram.getState();
if (oldState && newProgram === oldState.program && configFileParsingDiagnostics === newProgram.getConfigFileParsingDiagnostics()) {
newProgram = undefined;
oldState = undefined;
return oldProgram;
}
var getCanonicalFileName = ts.createGetCanonicalFileName(host.useCaseSensitiveFileNames());
var computeHash = host.createHash || ts.identity;
var state = createBuilderProgramState(newProgram, getCanonicalFileName, oldState);
newProgram = undefined;
oldProgram = undefined;
oldState = undefined;
var result = {
getState: function () { return state; },
getProgram: function () { return state.program; },
getCompilerOptions: function () { return state.program.getCompilerOptions(); },
getSourceFile: function (fileName) { return state.program.getSourceFile(fileName); },
getSourceFiles: function () { return state.program.getSourceFiles(); },
getOptionsDiagnostics: function (cancellationToken) { return state.program.getOptionsDiagnostics(cancellationToken); },
getGlobalDiagnostics: function (cancellationToken) { return state.program.getGlobalDiagnostics(cancellationToken); },
getConfigFileParsingDiagnostics: function () { return configFileParsingDiagnostics || state.program.getConfigFileParsingDiagnostics(); },
getSyntacticDiagnostics: function (sourceFile, cancellationToken) { return state.program.getSyntacticDiagnostics(sourceFile, cancellationToken); },
getSemanticDiagnostics: getSemanticDiagnostics,
emit: emit,
getAllDependencies: function (sourceFile) { return ts.BuilderState.getAllDependencies(state, state.program, sourceFile); },
getCurrentDirectory: function () { return state.program.getCurrentDirectory(); }
};
if (kind === BuilderProgramKind.SemanticDiagnosticsBuilderProgram) {
result.getSemanticDiagnosticsOfNextAffectedFile = getSemanticDiagnosticsOfNextAffectedFile;
}
else if (kind === BuilderProgramKind.EmitAndSemanticDiagnosticsBuilderProgram) {
result.emitNextAffectedFile = emitNextAffectedFile;
}
else {
ts.notImplemented();
}
return result;
function emitNextAffectedFile(writeFile, cancellationToken, emitOnlyDtsFiles, customTransformers) {
var affected = getNextAffectedFile(state, cancellationToken, computeHash);
if (!affected) {
return undefined;
}
return toAffectedFileResult(state, state.program.emit(affected === state.program ? undefined : affected, writeFile || host.writeFile, cancellationToken, emitOnlyDtsFiles, customTransformers), affected);
}
function emit(targetSourceFile, writeFile, cancellationToken, emitOnlyDtsFiles, customTransformers) {
if (kind === BuilderProgramKind.EmitAndSemanticDiagnosticsBuilderProgram) {
assertSourceFileOkWithoutNextAffectedCall(state, targetSourceFile);
if (!targetSourceFile) {
var sourceMaps = [];
var emitSkipped = false;
var diagnostics = void 0;
var emittedFiles = [];
var affectedEmitResult = void 0;
while (affectedEmitResult = emitNextAffectedFile(writeFile, cancellationToken, emitOnlyDtsFiles, customTransformers)) {
emitSkipped = emitSkipped || affectedEmitResult.result.emitSkipped;
diagnostics = ts.addRange(diagnostics, affectedEmitResult.result.diagnostics);
emittedFiles = ts.addRange(emittedFiles, affectedEmitResult.result.emittedFiles);
sourceMaps = ts.addRange(sourceMaps, affectedEmitResult.result.sourceMaps);
}
return {
emitSkipped: emitSkipped,
diagnostics: diagnostics || ts.emptyArray,
emittedFiles: emittedFiles,
sourceMaps: sourceMaps
};
}
}
return state.program.emit(targetSourceFile, writeFile || host.writeFile, cancellationToken, emitOnlyDtsFiles, customTransformers);
}
function getSemanticDiagnosticsOfNextAffectedFile(cancellationToken, ignoreSourceFile) {
while (true) {
var affected = getNextAffectedFile(state, cancellationToken, computeHash);
if (!affected) {
return undefined;
}
else if (affected === state.program) {
return toAffectedFileResult(state, state.program.getSemanticDiagnostics(undefined, cancellationToken), affected);
}
if (ignoreSourceFile && ignoreSourceFile(affected)) {
doneWithAffectedFile(state, affected);
continue;
}
return toAffectedFileResult(state, getSemanticDiagnosticsOfFile(state, affected, cancellationToken), affected);
}
}
function getSemanticDiagnostics(sourceFile, cancellationToken) {
assertSourceFileOkWithoutNextAffectedCall(state, sourceFile);
var compilerOptions = state.program.getCompilerOptions();
if (compilerOptions.outFile || compilerOptions.out) {
ts.Debug.assert(!state.semanticDiagnosticsPerFile);
return state.program.getSemanticDiagnostics(sourceFile, cancellationToken);
}
if (sourceFile) {
return getSemanticDiagnosticsOfFile(state, sourceFile, cancellationToken);
}
if (kind === BuilderProgramKind.SemanticDiagnosticsBuilderProgram) {
var affected = void 0;
while (affected = getNextAffectedFile(state, cancellationToken, computeHash)) {
doneWithAffectedFile(state, affected);
}
}
var diagnostics;
for (var _i = 0, _a = state.program.getSourceFiles(); _i < _a.length; _i++) {
var sourceFile_2 = _a[_i];
diagnostics = ts.addRange(diagnostics, getSemanticDiagnosticsOfFile(state, sourceFile_2, cancellationToken));
}
return diagnostics || ts.emptyArray;
}
}
ts.createBuilderProgram = createBuilderProgram;
})(ts || (ts = {}));
(function (ts) {
function createSemanticDiagnosticsBuilderProgram(newProgramOrRootNames, hostOrOptions, oldProgramOrHost, configFileParsingDiagnosticsOrOldProgram, configFileParsingDiagnostics) {
return ts.createBuilderProgram(ts.BuilderProgramKind.SemanticDiagnosticsBuilderProgram, ts.getBuilderCreationParameters(newProgramOrRootNames, hostOrOptions, oldProgramOrHost, configFileParsingDiagnosticsOrOldProgram, configFileParsingDiagnostics));
}
ts.createSemanticDiagnosticsBuilderProgram = createSemanticDiagnosticsBuilderProgram;
function createEmitAndSemanticDiagnosticsBuilderProgram(newProgramOrRootNames, hostOrOptions, oldProgramOrHost, configFileParsingDiagnosticsOrOldProgram, configFileParsingDiagnostics) {
return ts.createBuilderProgram(ts.BuilderProgramKind.EmitAndSemanticDiagnosticsBuilderProgram, ts.getBuilderCreationParameters(newProgramOrRootNames, hostOrOptions, oldProgramOrHost, configFileParsingDiagnosticsOrOldProgram, configFileParsingDiagnostics));
}
ts.createEmitAndSemanticDiagnosticsBuilderProgram = createEmitAndSemanticDiagnosticsBuilderProgram;
function createAbstractBuilder(newProgramOrRootNames, hostOrOptions, oldProgramOrHost, configFileParsingDiagnosticsOrOldProgram, configFileParsingDiagnostics) {
var program = ts.getBuilderCreationParameters(newProgramOrRootNames, hostOrOptions, oldProgramOrHost, configFileParsingDiagnosticsOrOldProgram, configFileParsingDiagnostics).newProgram;
return {
getProgram: function () { return program; },
getState: ts.notImplemented,
getCompilerOptions: ts.notImplemented,
getSourceFile: ts.notImplemented,
getSourceFiles: ts.notImplemented,
getOptionsDiagnostics: ts.notImplemented,
getGlobalDiagnostics: ts.notImplemented,
getConfigFileParsingDiagnostics: ts.notImplemented,
getSyntacticDiagnostics: ts.notImplemented,
getSemanticDiagnostics: ts.notImplemented,
emit: ts.notImplemented,
getAllDependencies: ts.notImplemented,
getCurrentDirectory: ts.notImplemented
};
}
ts.createAbstractBuilder = createAbstractBuilder;
})(ts || (ts = {}));
var ts;
(function (ts) {
ts.maxNumberOfFilesToIterateForInvalidation = 256;
function createResolutionCache(resolutionHost, rootDirForResolution, logChangesWhenResolvingModule) {
var filesWithChangedSetOfUnresolvedImports;
var filesWithInvalidatedResolutions;
var filesWithInvalidatedNonRelativeUnresolvedImports;
var allFilesHaveInvalidatedResolution = false;
var getCurrentDirectory = ts.memoize(function () { return resolutionHost.getCurrentDirectory(); });
var cachedDirectoryStructureHost = resolutionHost.getCachedDirectoryStructureHost();
var resolvedModuleNames = ts.createMap();
var perDirectoryResolvedModuleNames = ts.createMap();
var nonRelaticeModuleNameCache = ts.createMap();
var moduleResolutionCache = ts.createModuleResolutionCacheWithMaps(perDirectoryResolvedModuleNames, nonRelaticeModuleNameCache, getCurrentDirectory(), resolutionHost.getCanonicalFileName);
var resolvedTypeReferenceDirectives = ts.createMap();
var perDirectoryResolvedTypeReferenceDirectives = ts.createMap();
var failedLookupDefaultExtensions = [".ts", ".tsx", ".js", ".jsx", ".json"];
var customFailedLookupPaths = ts.createMap();
var directoryWatchesOfFailedLookups = ts.createMap();
var rootDir = rootDirForResolution && ts.removeTrailingDirectorySeparator(ts.getNormalizedAbsolutePath(rootDirForResolution, getCurrentDirectory()));
var rootPath = (rootDir && resolutionHost.toPath(rootDir));
var typeRootsWatches = ts.createMap();
return {
startRecordingFilesWithChangedResolutions: startRecordingFilesWithChangedResolutions,
finishRecordingFilesWithChangedResolutions: finishRecordingFilesWithChangedResolutions,
startCachingPerDirectoryResolution: clearPerDirectoryResolutions,
finishCachingPerDirectoryResolution: finishCachingPerDirectoryResolution,
resolveModuleNames: resolveModuleNames,
getResolvedModuleWithFailedLookupLocationsFromCache: getResolvedModuleWithFailedLookupLocationsFromCache,
resolveTypeReferenceDirectives: resolveTypeReferenceDirectives,
removeResolutionsOfFile: removeResolutionsOfFile,
invalidateResolutionOfFile: invalidateResolutionOfFile,
setFilesWithInvalidatedNonRelativeUnresolvedImports: setFilesWithInvalidatedNonRelativeUnresolvedImports,
createHasInvalidatedResolution: createHasInvalidatedResolution,
updateTypeRootsWatch: updateTypeRootsWatch,
closeTypeRootsWatch: closeTypeRootsWatch,
clear: clear
};
function getResolvedModule(resolution) {
return resolution.resolvedModule;
}
function getResolvedTypeReferenceDirective(resolution) {
return resolution.resolvedTypeReferenceDirective;
}
function isInDirectoryPath(dir, file) {
if (dir === undefined || file.length <= dir.length) {
return false;
}
return ts.startsWith(file, dir) && file[dir.length] === ts.directorySeparator;
}
function clear() {
ts.clearMap(directoryWatchesOfFailedLookups, ts.closeFileWatcherOf);
customFailedLookupPaths.clear();
closeTypeRootsWatch();
resolvedModuleNames.clear();
resolvedTypeReferenceDirectives.clear();
allFilesHaveInvalidatedResolution = false;
clearPerDirectoryResolutions();
}
function startRecordingFilesWithChangedResolutions() {
filesWithChangedSetOfUnresolvedImports = [];
}
function finishRecordingFilesWithChangedResolutions() {
var collected = filesWithChangedSetOfUnresolvedImports;
filesWithChangedSetOfUnresolvedImports = undefined;
return collected;
}
function isFileWithInvalidatedNonRelativeUnresolvedImports(path) {
if (!filesWithInvalidatedNonRelativeUnresolvedImports) {
return false;
}
var value = filesWithInvalidatedNonRelativeUnresolvedImports.get(path);
return !!value && !!value.length;
}
function createHasInvalidatedResolution(forceAllFilesAsInvalidated) {
if (allFilesHaveInvalidatedResolution || forceAllFilesAsInvalidated) {
filesWithInvalidatedResolutions = undefined;
return ts.returnTrue;
}
var collected = filesWithInvalidatedResolutions;
filesWithInvalidatedResolutions = undefined;
return function (path) { return (!!collected && collected.has(path)) ||
isFileWithInvalidatedNonRelativeUnresolvedImports(path); };
}
function clearPerDirectoryResolutions() {
perDirectoryResolvedModuleNames.clear();
nonRelaticeModuleNameCache.clear();
perDirectoryResolvedTypeReferenceDirectives.clear();
}
function finishCachingPerDirectoryResolution() {
allFilesHaveInvalidatedResolution = false;
filesWithInvalidatedNonRelativeUnresolvedImports = undefined;
directoryWatchesOfFailedLookups.forEach(function (watcher, path) {
if (watcher.refCount === 0) {
directoryWatchesOfFailedLookups.delete(path);
watcher.watcher.close();
}
});
clearPerDirectoryResolutions();
}
function resolveModuleName(moduleName, containingFile, compilerOptions, host) {
var primaryResult = ts.resolveModuleName(moduleName, containingFile, compilerOptions, host, moduleResolutionCache);
if (!resolutionHost.getGlobalCache) {
return primaryResult;
}
var globalCache = resolutionHost.getGlobalCache();
if (globalCache !== undefined && !ts.isExternalModuleNameRelative(moduleName) && !(primaryResult.resolvedModule && ts.extensionIsTypeScript(primaryResult.resolvedModule.extension))) {
var _a = ts.loadModuleFromGlobalCache(moduleName, resolutionHost.projectName, compilerOptions, host, globalCache), resolvedModule = _a.resolvedModule, failedLookupLocations = _a.failedLookupLocations;
if (resolvedModule) {
return { resolvedModule: resolvedModule, failedLookupLocations: ts.addRange(primaryResult.failedLookupLocations, failedLookupLocations) };
}
}
return primaryResult;
}
function resolveNamesWithLocalCache(names, containingFile, cache, perDirectoryCache, loader, getResolutionWithResolvedFileName, reusedNames, logChanges) {
var path = resolutionHost.toPath(containingFile);
var resolutionsInFile = cache.get(path) || cache.set(path, ts.createMap()).get(path);
var dirPath = ts.getDirectoryPath(path);
var perDirectoryResolution = perDirectoryCache.get(dirPath);
if (!perDirectoryResolution) {
perDirectoryResolution = ts.createMap();
perDirectoryCache.set(dirPath, perDirectoryResolution);
}
var resolvedModules = [];
var compilerOptions = resolutionHost.getCompilationSettings();
var hasInvalidatedNonRelativeUnresolvedImport = logChanges && isFileWithInvalidatedNonRelativeUnresolvedImports(path);
var seenNamesInFile = ts.createMap();
for (var _i = 0, names_2 = names; _i < names_2.length; _i++) {
var name = names_2[_i];
var resolution = resolutionsInFile.get(name);
if (!seenNamesInFile.has(name) &&
allFilesHaveInvalidatedResolution || !resolution || resolution.isInvalidated ||
(hasInvalidatedNonRelativeUnresolvedImport && !ts.isExternalModuleNameRelative(name) && !getResolutionWithResolvedFileName(resolution))) {
var existingResolution = resolution;
var resolutionInDirectory = perDirectoryResolution.get(name);
if (resolutionInDirectory) {
resolution = resolutionInDirectory;
}
else {
resolution = loader(name, containingFile, compilerOptions, resolutionHost);
perDirectoryResolution.set(name, resolution);
}
resolutionsInFile.set(name, resolution);
watchFailedLookupLocationOfResolution(resolution);
if (existingResolution) {
stopWatchFailedLookupLocationOfResolution(existingResolution);
}
if (logChanges && filesWithChangedSetOfUnresolvedImports && !resolutionIsEqualTo(existingResolution, resolution)) {
filesWithChangedSetOfUnresolvedImports.push(path);
logChanges = false;
}
}
ts.Debug.assert(resolution !== undefined && !resolution.isInvalidated);
seenNamesInFile.set(name, true);
resolvedModules.push(getResolutionWithResolvedFileName(resolution));
}
resolutionsInFile.forEach(function (resolution, name) {
if (!seenNamesInFile.has(name) && !ts.contains(reusedNames, name)) {
stopWatchFailedLookupLocationOfResolution(resolution);
resolutionsInFile.delete(name);
}
});
return resolvedModules;
function resolutionIsEqualTo(oldResolution, newResolution) {
if (oldResolution === newResolution) {
return true;
}
if (!oldResolution || !newResolution) {
return false;
}
var oldResult = getResolutionWithResolvedFileName(oldResolution);
var newResult = getResolutionWithResolvedFileName(newResolution);
if (oldResult === newResult) {
return true;
}
if (!oldResult || !newResult) {
return false;
}
return oldResult.resolvedFileName === newResult.resolvedFileName;
}
}
function resolveTypeReferenceDirectives(typeDirectiveNames, containingFile) {
return resolveNamesWithLocalCache(typeDirectiveNames, containingFile, resolvedTypeReferenceDirectives, perDirectoryResolvedTypeReferenceDirectives, ts.resolveTypeReferenceDirective, getResolvedTypeReferenceDirective, undefined, false);
}
function resolveModuleNames(moduleNames, containingFile, reusedNames) {
return resolveNamesWithLocalCache(moduleNames, containingFile, resolvedModuleNames, perDirectoryResolvedModuleNames, resolveModuleName, getResolvedModule, reusedNames, logChangesWhenResolvingModule);
}
function getResolvedModuleWithFailedLookupLocationsFromCache(moduleName, containingFile) {
var cache = resolvedModuleNames.get(resolutionHost.toPath(containingFile));
return cache && cache.get(moduleName);
}
function isNodeModulesDirectory(dirPath) {
return ts.endsWith(dirPath, "/node_modules");
}
function isNodeModulesAtTypesDirectory(dirPath) {
return ts.endsWith(dirPath, "/node_modules/@types");
}
function canWatchDirectory(dirPath) {
var rootLength = ts.getRootLength(dirPath);
if (dirPath.length === rootLength) {
return false;
}
var nextDirectorySeparator = dirPath.indexOf(ts.directorySeparator, rootLength);
if (nextDirectorySeparator === -1) {
return false;
}
if (dirPath.charCodeAt(0) !== 47 &&
dirPath.substr(rootLength, nextDirectorySeparator).search(/users/i) === -1) {
return true;
}
for (var searchIndex = nextDirectorySeparator + 1, searchLevels = 2; searchLevels > 0; searchLevels--) {
searchIndex = dirPath.indexOf(ts.directorySeparator, searchIndex) + 1;
if (searchIndex === 0) {
return false;
}
}
return true;
}
function filterFSRootDirectoriesToWatch(watchPath, dirPath) {
if (!canWatchDirectory(dirPath)) {
watchPath.ignore = true;
}
return watchPath;
}
function getDirectoryToWatchFailedLookupLocation(failedLookupLocation, failedLookupLocationPath) {
if (isInDirectoryPath(rootPath, failedLookupLocationPath)) {
return { dir: rootDir, dirPath: rootPath };
}
return getDirectoryToWatchFromFailedLookupLocationDirectory(ts.getDirectoryPath(ts.getNormalizedAbsolutePath(failedLookupLocation, getCurrentDirectory())), ts.getDirectoryPath(failedLookupLocationPath));
}
function getDirectoryToWatchFromFailedLookupLocationDirectory(dir, dirPath) {
while (ts.stringContains(dirPath, "/node_modules/")) {
dir = ts.getDirectoryPath(dir);
dirPath = ts.getDirectoryPath(dirPath);
}
if (isNodeModulesDirectory(dirPath)) {
return filterFSRootDirectoriesToWatch({ dir: dir, dirPath: dirPath }, ts.getDirectoryPath(dirPath));
}
var nonRecursive = true;
var subDirectoryPath, subDirectory;
if (rootPath !== undefined) {
while (!isInDirectoryPath(dirPath, rootPath)) {
var parentPath = ts.getDirectoryPath(dirPath);
if (parentPath === dirPath) {
break;
}
nonRecursive = false;
subDirectoryPath = dirPath;
subDirectory = dir;
dirPath = parentPath;
dir = ts.getDirectoryPath(dir);
}
}
return filterFSRootDirectoriesToWatch({ dir: subDirectory || dir, dirPath: subDirectoryPath || dirPath, nonRecursive: nonRecursive }, dirPath);
}
function isPathWithDefaultFailedLookupExtension(path) {
return ts.fileExtensionIsOneOf(path, failedLookupDefaultExtensions);
}
function watchFailedLookupLocationOfResolution(resolution) {
if (!resolution.failedLookupLocations || !resolution.failedLookupLocations.length) {
return;
}
if (resolution.refCount !== undefined) {
resolution.refCount++;
return;
}
resolution.refCount = 1;
var failedLookupLocations = resolution.failedLookupLocations;
var setAtRoot = false;
for (var _i = 0, failedLookupLocations_1 = failedLookupLocations; _i < failedLookupLocations_1.length; _i++) {
var failedLookupLocation = failedLookupLocations_1[_i];
var failedLookupLocationPath = resolutionHost.toPath(failedLookupLocation);
var _a = getDirectoryToWatchFailedLookupLocation(failedLookupLocation, failedLookupLocationPath), dir = _a.dir, dirPath = _a.dirPath, nonRecursive = _a.nonRecursive, ignore = _a.ignore;
if (!ignore) {
if (!isPathWithDefaultFailedLookupExtension(failedLookupLocationPath)) {
var refCount = customFailedLookupPaths.get(failedLookupLocationPath) || 0;
customFailedLookupPaths.set(failedLookupLocationPath, refCount + 1);
}
if (dirPath === rootPath) {
setAtRoot = true;
}
else {
setDirectoryWatcher(dir, dirPath, nonRecursive);
}
}
}
if (setAtRoot) {
setDirectoryWatcher(rootDir, rootPath);
}
}
function setDirectoryWatcher(dir, dirPath, nonRecursive) {
var dirWatcher = directoryWatchesOfFailedLookups.get(dirPath);
if (dirWatcher) {
ts.Debug.assert(!!nonRecursive === !!dirWatcher.nonRecursive);
dirWatcher.refCount++;
}
else {
directoryWatchesOfFailedLookups.set(dirPath, { watcher: createDirectoryWatcher(dir, dirPath, nonRecursive), refCount: 1, nonRecursive: nonRecursive });
}
}
function stopWatchFailedLookupLocationOfResolution(resolution) {
if (!resolution.failedLookupLocations || !resolution.failedLookupLocations.length) {
return;
}
resolution.refCount--;
if (resolution.refCount) {
return;
}
var failedLookupLocations = resolution.failedLookupLocations;
var removeAtRoot = false;
for (var _i = 0, failedLookupLocations_2 = failedLookupLocations; _i < failedLookupLocations_2.length; _i++) {
var failedLookupLocation = failedLookupLocations_2[_i];
var failedLookupLocationPath = resolutionHost.toPath(failedLookupLocation);
var _a = getDirectoryToWatchFailedLookupLocation(failedLookupLocation, failedLookupLocationPath), dirPath = _a.dirPath, ignore = _a.ignore;
if (!ignore) {
var refCount = customFailedLookupPaths.get(failedLookupLocationPath);
if (refCount) {
if (refCount === 1) {
customFailedLookupPaths.delete(failedLookupLocationPath);
}
else {
ts.Debug.assert(refCount > 1);
customFailedLookupPaths.set(failedLookupLocationPath, refCount - 1);
}
}
if (dirPath === rootPath) {
removeAtRoot = true;
}
else {
removeDirectoryWatcher(dirPath);
}
}
}
if (removeAtRoot) {
removeDirectoryWatcher(rootPath);
}
}
function removeDirectoryWatcher(dirPath) {
var dirWatcher = directoryWatchesOfFailedLookups.get(dirPath);
dirWatcher.refCount--;
}
function createDirectoryWatcher(directory, dirPath, nonRecursive) {
return resolutionHost.watchDirectoryOfFailedLookupLocation(directory, function (fileOrDirectory) {
var fileOrDirectoryPath = resolutionHost.toPath(fileOrDirectory);
if (cachedDirectoryStructureHost) {
cachedDirectoryStructureHost.addOrDeleteFileOrDirectory(fileOrDirectory, fileOrDirectoryPath);
}
if (!allFilesHaveInvalidatedResolution && invalidateResolutionOfFailedLookupLocation(fileOrDirectoryPath, dirPath === fileOrDirectoryPath)) {
resolutionHost.onInvalidatedResolution();
}
}, nonRecursive ? 0 : 1);
}
function removeResolutionsOfFileFromCache(cache, filePath) {
var resolutions = cache.get(filePath);
if (resolutions) {
resolutions.forEach(stopWatchFailedLookupLocationOfResolution);
cache.delete(filePath);
}
}
function removeResolutionsOfFile(filePath) {
removeResolutionsOfFileFromCache(resolvedModuleNames, filePath);
removeResolutionsOfFileFromCache(resolvedTypeReferenceDirectives, filePath);
}
function invalidateResolutionCache(cache, isInvalidatedResolution, getResolutionWithResolvedFileName) {
var seen = ts.createMap();
cache.forEach(function (resolutions, containingFilePath) {
var dirPath = ts.getDirectoryPath(containingFilePath);
var seenInDir = seen.get(dirPath);
if (!seenInDir) {
seenInDir = ts.createMap();
seen.set(dirPath, seenInDir);
}
resolutions.forEach(function (resolution, name) {
if (seenInDir.has(name)) {
return;
}
seenInDir.set(name, true);
if (!resolution.isInvalidated && isInvalidatedResolution(resolution, getResolutionWithResolvedFileName)) {
resolution.isInvalidated = true;
(filesWithInvalidatedResolutions || (filesWithInvalidatedResolutions = ts.createMap())).set(containingFilePath, true);
}
});
});
}
function hasReachedResolutionIterationLimit() {
var maxSize = resolutionHost.maxNumberOfFilesToIterateForInvalidation || ts.maxNumberOfFilesToIterateForInvalidation;
return resolvedModuleNames.size > maxSize || resolvedTypeReferenceDirectives.size > maxSize;
}
function invalidateResolutions(isInvalidatedResolution) {
if (hasReachedResolutionIterationLimit()) {
allFilesHaveInvalidatedResolution = true;
return;
}
invalidateResolutionCache(resolvedModuleNames, isInvalidatedResolution, getResolvedModule);
invalidateResolutionCache(resolvedTypeReferenceDirectives, isInvalidatedResolution, getResolvedTypeReferenceDirective);
}
function invalidateResolutionOfFile(filePath) {
removeResolutionsOfFile(filePath);
invalidateResolutions(function (resolution, getResolutionWithResolvedFileName) {
var result = getResolutionWithResolvedFileName(resolution);
return !!result && resolutionHost.toPath(result.resolvedFileName) === filePath;
});
}
function setFilesWithInvalidatedNonRelativeUnresolvedImports(filesMap) {
ts.Debug.assert(filesWithInvalidatedNonRelativeUnresolvedImports === filesMap || filesWithInvalidatedNonRelativeUnresolvedImports === undefined);
filesWithInvalidatedNonRelativeUnresolvedImports = filesMap;
}
function invalidateResolutionOfFailedLookupLocation(fileOrDirectoryPath, isCreatingWatchedDirectory) {
var isChangedFailedLookupLocation;
if (isCreatingWatchedDirectory) {
isChangedFailedLookupLocation = function (location) { return isInDirectoryPath(fileOrDirectoryPath, resolutionHost.toPath(location)); };
}
else {
var dirOfFileOrDirectory = ts.getDirectoryPath(fileOrDirectoryPath);
if (isNodeModulesAtTypesDirectory(fileOrDirectoryPath) || isNodeModulesDirectory(fileOrDirectoryPath) ||
isNodeModulesAtTypesDirectory(dirOfFileOrDirectory) || isNodeModulesDirectory(dirOfFileOrDirectory)) {
isChangedFailedLookupLocation = function (location) {
var locationPath = resolutionHost.toPath(location);
return locationPath === fileOrDirectoryPath || ts.startsWith(resolutionHost.toPath(location), fileOrDirectoryPath);
};
}
else {
if (!isPathWithDefaultFailedLookupExtension(fileOrDirectoryPath) && !customFailedLookupPaths.has(fileOrDirectoryPath)) {
return false;
}
if (ts.isEmittedFileOfProgram(resolutionHost.getCurrentProgram(), fileOrDirectoryPath)) {
return false;
}
isChangedFailedLookupLocation = function (location) { return resolutionHost.toPath(location) === fileOrDirectoryPath; };
}
}
var hasChangedFailedLookupLocation = function (resolution) { return ts.some(resolution.failedLookupLocations, isChangedFailedLookupLocation); };
var invalidatedFilesCount = filesWithInvalidatedResolutions && filesWithInvalidatedResolutions.size;
invalidateResolutions(hasChangedFailedLookupLocation);
return allFilesHaveInvalidatedResolution || filesWithInvalidatedResolutions && filesWithInvalidatedResolutions.size !== invalidatedFilesCount;
}
function closeTypeRootsWatch() {
ts.clearMap(typeRootsWatches, ts.closeFileWatcher);
}
function getDirectoryToWatchFailedLookupLocationFromTypeRoot(typeRoot, typeRootPath) {
if (allFilesHaveInvalidatedResolution) {
return undefined;
}
if (isInDirectoryPath(rootPath, typeRootPath)) {
return rootPath;
}
var _a = getDirectoryToWatchFromFailedLookupLocationDirectory(typeRoot, typeRootPath), dirPath = _a.dirPath, ignore = _a.ignore;
return !ignore && directoryWatchesOfFailedLookups.has(dirPath) ? dirPath : undefined;
}
function createTypeRootsWatch(typeRootPath, typeRoot) {
return resolutionHost.watchTypeRootsDirectory(typeRoot, function (fileOrDirectory) {
var fileOrDirectoryPath = resolutionHost.toPath(fileOrDirectory);
if (cachedDirectoryStructureHost) {
cachedDirectoryStructureHost.addOrDeleteFileOrDirectory(fileOrDirectory, fileOrDirectoryPath);
}
resolutionHost.onChangedAutomaticTypeDirectiveNames();
var dirPath = getDirectoryToWatchFailedLookupLocationFromTypeRoot(typeRoot, typeRootPath);
if (dirPath && invalidateResolutionOfFailedLookupLocation(fileOrDirectoryPath, dirPath === fileOrDirectoryPath)) {
resolutionHost.onInvalidatedResolution();
}
}, 1);
}
function updateTypeRootsWatch() {
var options = resolutionHost.getCompilationSettings();
if (options.types) {
closeTypeRootsWatch();
return;
}
var typeRoots = ts.getEffectiveTypeRoots(options, { directoryExists: directoryExistsForTypeRootWatch, getCurrentDirectory: getCurrentDirectory });
if (typeRoots) {
ts.mutateMap(typeRootsWatches, ts.arrayToMap(typeRoots, function (tr) { return resolutionHost.toPath(tr); }), {
createNewValue: createTypeRootsWatch,
onDeleteValue: ts.closeFileWatcher
});
}
else {
closeTypeRootsWatch();
}
}
function directoryExistsForTypeRootWatch(nodeTypesDirectory) {
var dir = ts.getDirectoryPath(ts.getDirectoryPath(nodeTypesDirectory));
var dirPath = resolutionHost.toPath(dir);
return dirPath === rootPath || canWatchDirectory(dirPath);
}
}
ts.createResolutionCache = createResolutionCache;
})(ts || (ts = {}));
var ts;
(function (ts) {
var moduleSpecifiers;
(function (moduleSpecifiers) {
function getModuleSpecifier(compilerOptions, importingSourceFile, importingSourceFileName, toFileName, host, files, preferences) {
if (preferences === void 0) { preferences = {}; }
var info = getInfo(compilerOptions, importingSourceFile, importingSourceFileName, host);
var modulePaths = getAllModulePaths(files, toFileName, info.getCanonicalFileName, host);
return ts.firstDefined(modulePaths, function (moduleFileName) { return getGlobalModuleSpecifier(moduleFileName, info, host, compilerOptions); }) ||
ts.first(getLocalModuleSpecifiers(toFileName, info, compilerOptions, preferences));
}
moduleSpecifiers.getModuleSpecifier = getModuleSpecifier;
function getModuleSpecifiers(moduleSymbol, compilerOptions, importingSourceFile, host, files, preferences) {
var ambient = tryGetModuleNameFromAmbientModule(moduleSymbol);
if (ambient)
return [[ambient]];
var info = getInfo(compilerOptions, importingSourceFile, importingSourceFile.path, host);
if (!files) {
return ts.Debug.fail("Files list must be present to resolve symlinks in specifier resolution");
}
var modulePaths = getAllModulePaths(files, ts.getSourceFileOfNode(moduleSymbol.valueDeclaration).fileName, info.getCanonicalFileName, host);
var global = ts.mapDefined(modulePaths, function (moduleFileName) { return getGlobalModuleSpecifier(moduleFileName, info, host, compilerOptions); });
return global.length ? global.map(function (g) { return [g]; }) : modulePaths.map(function (moduleFileName) {
return getLocalModuleSpecifiers(moduleFileName, info, compilerOptions, preferences);
});
}
moduleSpecifiers.getModuleSpecifiers = getModuleSpecifiers;
function getInfo(compilerOptions, importingSourceFile, importingSourceFileName, host) {
var moduleResolutionKind = ts.getEmitModuleResolutionKind(compilerOptions);
var addJsExtension = usesJsExtensionOnImports(importingSourceFile);
var getCanonicalFileName = ts.createGetCanonicalFileName(host.useCaseSensitiveFileNames ? host.useCaseSensitiveFileNames() : true);
var sourceDirectory = ts.getDirectoryPath(importingSourceFileName);
return { moduleResolutionKind: moduleResolutionKind, addJsExtension: addJsExtension, getCanonicalFileName: getCanonicalFileName, sourceDirectory: sourceDirectory };
}
function getGlobalModuleSpecifier(moduleFileName, _a, host, compilerOptions) {
var addJsExtension = _a.addJsExtension, getCanonicalFileName = _a.getCanonicalFileName, sourceDirectory = _a.sourceDirectory;
return tryGetModuleNameFromTypeRoots(compilerOptions, host, getCanonicalFileName, moduleFileName, addJsExtension)
|| tryGetModuleNameAsNodeModule(compilerOptions, moduleFileName, host, getCanonicalFileName, sourceDirectory);
}
function getLocalModuleSpecifiers(moduleFileName, _a, compilerOptions, preferences) {
var moduleResolutionKind = _a.moduleResolutionKind, addJsExtension = _a.addJsExtension, getCanonicalFileName = _a.getCanonicalFileName, sourceDirectory = _a.sourceDirectory;
var baseUrl = compilerOptions.baseUrl, paths = compilerOptions.paths, rootDirs = compilerOptions.rootDirs;
var relativePath = rootDirs && tryGetModuleNameFromRootDirs(rootDirs, moduleFileName, sourceDirectory, getCanonicalFileName) ||
removeExtensionAndIndexPostFix(ts.ensurePathIsNonModuleName(ts.getRelativePathFromDirectory(sourceDirectory, moduleFileName, getCanonicalFileName)), moduleResolutionKind, addJsExtension);
if (!baseUrl || preferences.importModuleSpecifierPreference === "relative") {
return [relativePath];
}
var relativeToBaseUrl = getRelativePathIfInDirectory(moduleFileName, baseUrl, getCanonicalFileName);
if (!relativeToBaseUrl) {
return [relativePath];
}
var importRelativeToBaseUrl = removeExtensionAndIndexPostFix(relativeToBaseUrl, moduleResolutionKind, addJsExtension);
if (paths) {
var fromPaths = tryGetModuleNameFromPaths(ts.removeFileExtension(relativeToBaseUrl), importRelativeToBaseUrl, paths);
if (fromPaths) {
return [fromPaths];
}
}
if (preferences.importModuleSpecifierPreference === "non-relative") {
return [importRelativeToBaseUrl];
}
if (preferences.importModuleSpecifierPreference !== undefined)
ts.Debug.assertNever(preferences.importModuleSpecifierPreference);
if (isPathRelativeToParent(relativeToBaseUrl)) {
return [relativePath];
}
var pathFromSourceToBaseUrl = ts.ensurePathIsNonModuleName(ts.getRelativePathFromDirectory(sourceDirectory, baseUrl, getCanonicalFileName));
var relativeFirst = getRelativePathNParents(relativePath) < getRelativePathNParents(pathFromSourceToBaseUrl);
return relativeFirst ? [relativePath, importRelativeToBaseUrl] : [importRelativeToBaseUrl, relativePath];
}
function usesJsExtensionOnImports(_a) {
var imports = _a.imports;
return ts.firstDefined(imports, function (_a) {
var text = _a.text;
return ts.pathIsRelative(text) ? ts.fileExtensionIs(text, ".js") : undefined;
}) || false;
}
function discoverProbableSymlinks(files, getCanonicalFileName, host) {
var symlinks = ts.mapDefined(files, function (sf) {
return sf.resolvedModules && ts.firstDefinedIterator(sf.resolvedModules.values(), function (res) {
return res && res.originalPath && res.resolvedFileName !== res.originalPath ? [res.resolvedFileName, res.originalPath] : undefined;
});
});
var result = ts.createMap();
if (symlinks) {
var currentDirectory = host.getCurrentDirectory ? host.getCurrentDirectory() : "";
var compareStrings = (!host.useCaseSensitiveFileNames || host.useCaseSensitiveFileNames()) ? ts.compareStringsCaseSensitive : ts.compareStringsCaseInsensitive;
for (var _i = 0, symlinks_1 = symlinks; _i < symlinks_1.length; _i++) {
var _a = symlinks_1[_i], resolvedPath = _a[0], originalPath = _a[1];
var resolvedParts = ts.getPathComponents(ts.toPath(resolvedPath, currentDirectory, getCanonicalFileName));
var originalParts = ts.getPathComponents(ts.toPath(originalPath, currentDirectory, getCanonicalFileName));
while (compareStrings(resolvedParts[resolvedParts.length - 1], originalParts[originalParts.length - 1]) === 0) {
resolvedParts.pop();
originalParts.pop();
}
result.set(ts.getPathFromPathComponents(originalParts), ts.getPathFromPathComponents(resolvedParts));
}
}
return result;
}
function getAllModulePathsUsingIndirectSymlinks(files, target, getCanonicalFileName, host) {
var links = discoverProbableSymlinks(files, getCanonicalFileName, host);
var paths = ts.arrayFrom(links.keys());
var options;
var compareStrings = (!host.useCaseSensitiveFileNames || host.useCaseSensitiveFileNames()) ? ts.compareStringsCaseSensitive : ts.compareStringsCaseInsensitive;
for (var _i = 0, paths_2 = paths; _i < paths_2.length; _i++) {
var path = paths_2[_i];
var resolved = links.get(path);
if (compareStrings(target.slice(0, resolved.length + 1), resolved + "/") === 0) {
var relative = ts.getRelativePathFromDirectory(resolved, target, getCanonicalFileName);
var option = ts.resolvePath(path, relative);
if (!host.fileExists || host.fileExists(option)) {
if (!options)
options = [];
options.push(option);
}
}
}
if (options) {
options.push(target);
return options;
}
return [target];
}
function getAllModulePaths(files, importedFileName, getCanonicalFileName, host) {
var symlinks = ts.mapDefined(files, function (sf) {
return sf.resolvedModules && ts.firstDefinedIterator(sf.resolvedModules.values(), function (res) {
return res && res.resolvedFileName === importedFileName ? res.originalPath : undefined;
});
});
return symlinks.length === 0 ? getAllModulePathsUsingIndirectSymlinks(files, ts.getNormalizedAbsolutePath(importedFileName, host.getCurrentDirectory ? host.getCurrentDirectory() : ""), getCanonicalFileName, host) : symlinks;
}
function getRelativePathNParents(relativePath) {
var components = ts.getPathComponents(relativePath);
if (components[0] || components.length === 1)
return 0;
for (var i = 1; i < components.length; i++) {
if (components[i] !== "..")
return i - 1;
}
return components.length - 1;
}
function tryGetModuleNameFromAmbientModule(moduleSymbol) {
var decl = moduleSymbol.valueDeclaration;
if (ts.isModuleDeclaration(decl) && ts.isStringLiteral(decl.name)) {
return decl.name.text;
}
}
function tryGetModuleNameFromPaths(relativeToBaseUrlWithIndex, relativeToBaseUrl, paths) {
for (var key in paths) {
for (var _i = 0, _a = paths[key]; _i < _a.length; _i++) {
var patternText_1 = _a[_i];
var pattern = ts.removeFileExtension(ts.normalizePath(patternText_1));
var indexOfStar = pattern.indexOf("*");
if (indexOfStar === 0 && pattern.length === 1) {
continue;
}
else if (indexOfStar !== -1) {
var prefix = pattern.substr(0, indexOfStar);
var suffix = pattern.substr(indexOfStar + 1);
if (relativeToBaseUrl.length >= prefix.length + suffix.length &&
ts.startsWith(relativeToBaseUrl, prefix) &&
ts.endsWith(relativeToBaseUrl, suffix)) {
var matchedStar = relativeToBaseUrl.substr(prefix.length, relativeToBaseUrl.length - suffix.length);
return key.replace("*", matchedStar);
}
}
else if (pattern === relativeToBaseUrl || pattern === relativeToBaseUrlWithIndex) {
return key;
}
}
}
}
function tryGetModuleNameFromRootDirs(rootDirs, moduleFileName, sourceDirectory, getCanonicalFileName) {
var normalizedTargetPath = getPathRelativeToRootDirs(moduleFileName, rootDirs, getCanonicalFileName);
if (normalizedTargetPath === undefined) {
return undefined;
}
var normalizedSourcePath = getPathRelativeToRootDirs(sourceDirectory, rootDirs, getCanonicalFileName);
var relativePath = normalizedSourcePath !== undefined ? ts.ensurePathIsNonModuleName(ts.getRelativePathFromDirectory(normalizedSourcePath, normalizedTargetPath, getCanonicalFileName)) : normalizedTargetPath;
return ts.removeFileExtension(relativePath);
}
function tryGetModuleNameFromTypeRoots(options, host, getCanonicalFileName, moduleFileName, addJsExtension) {
var roots = ts.getEffectiveTypeRoots(options, host);
return ts.firstDefined(roots, function (unNormalizedTypeRoot) {
var typeRoot = ts.toPath(unNormalizedTypeRoot, undefined, getCanonicalFileName);
if (ts.startsWith(moduleFileName, typeRoot)) {
return removeExtensionAndIndexPostFix(moduleFileName.substring(typeRoot.length + 1), ts.ModuleResolutionKind.NodeJs, addJsExtension);
}
});
}
function tryGetModuleNameAsNodeModule(options, moduleFileName, host, getCanonicalFileName, sourceDirectory) {
if (ts.getEmitModuleResolutionKind(options) !== ts.ModuleResolutionKind.NodeJs) {
return undefined;
}
var parts = getNodeModulePathParts(moduleFileName);
if (!parts) {
return undefined;
}
var moduleSpecifier = getDirectoryOrExtensionlessFileName(moduleFileName);
if (!ts.startsWith(sourceDirectory, getCanonicalFileName(moduleSpecifier.substring(0, parts.topLevelNodeModulesIndex))))
return undefined;
return ts.getPackageNameFromAtTypesDirectory(moduleSpecifier.substring(parts.topLevelPackageNameIndex + 1));
function getDirectoryOrExtensionlessFileName(path) {
var packageRootPath = path.substring(0, parts.packageRootIndex);
var packageJsonPath = ts.combinePaths(packageRootPath, "package.json");
if (host.fileExists(packageJsonPath)) {
var packageJsonContent = JSON.parse(host.readFile(packageJsonPath));
if (packageJsonContent) {
var mainFileRelative = packageJsonContent.typings || packageJsonContent.types || packageJsonContent.main;
if (mainFileRelative) {
var mainExportFile = ts.toPath(mainFileRelative, packageRootPath, getCanonicalFileName);
if (ts.removeFileExtension(mainExportFile) === ts.removeFileExtension(getCanonicalFileName(path))) {
return packageRootPath;
}
}
}
}
var fullModulePathWithoutExtension = ts.removeFileExtension(path);
if (getCanonicalFileName(fullModulePathWithoutExtension.substring(parts.fileNameIndex)) === "/index" && !tryGetAnyFileFromPath(host, fullModulePathWithoutExtension.substring(0, parts.fileNameIndex))) {
return fullModulePathWithoutExtension.substring(0, parts.fileNameIndex);
}
return fullModulePathWithoutExtension;
}
}
function tryGetAnyFileFromPath(host, path) {
var extensions = ts.getSupportedExtensions({ allowJs: true }, [{ extension: "node", isMixedContent: false }, { extension: "json", isMixedContent: false, scriptKind: 6 }]);
for (var _i = 0, extensions_3 = extensions; _i < extensions_3.length; _i++) {
var e = extensions_3[_i];
var fullPath = path + e;
if (host.fileExists(fullPath)) {
return fullPath;
}
}
}
function getNodeModulePathParts(fullPath) {
var topLevelNodeModulesIndex = 0;
var topLevelPackageNameIndex = 0;
var packageRootIndex = 0;
var fileNameIndex = 0;
var partStart = 0;
var partEnd = 0;
var state = 0;
while (partEnd >= 0) {
partStart = partEnd;
partEnd = fullPath.indexOf("/", partStart + 1);
switch (state) {
case 0:
if (fullPath.indexOf("/node_modules/", partStart) === partStart) {
topLevelNodeModulesIndex = partStart;
topLevelPackageNameIndex = partEnd;
state = 1;
}
break;
case 1:
case 2:
if (state === 1 && fullPath.charAt(partStart + 1) === "@") {
state = 2;
}
else {
packageRootIndex = partEnd;
state = 3;
}
break;
case 3:
if (fullPath.indexOf("/node_modules/", partStart) === partStart) {
state = 1;
}
else {
state = 3;
}
break;
}
}
fileNameIndex = partStart;
return state > 1 ? { topLevelNodeModulesIndex: topLevelNodeModulesIndex, topLevelPackageNameIndex: topLevelPackageNameIndex, packageRootIndex: packageRootIndex, fileNameIndex: fileNameIndex } : undefined;
}
function getPathRelativeToRootDirs(path, rootDirs, getCanonicalFileName) {
return ts.firstDefined(rootDirs, function (rootDir) {
var relativePath = getRelativePathIfInDirectory(path, rootDir, getCanonicalFileName);
return isPathRelativeToParent(relativePath) ? undefined : relativePath;
});
}
function removeExtensionAndIndexPostFix(fileName, moduleResolutionKind, addJsExtension) {
var noExtension = ts.removeFileExtension(fileName);
return addJsExtension
? noExtension + ".js"
: moduleResolutionKind === ts.ModuleResolutionKind.NodeJs
? ts.removeSuffix(noExtension, "/index")
: noExtension;
}
function getRelativePathIfInDirectory(path, directoryPath, getCanonicalFileName) {
var relativePath = ts.getRelativePathToDirectoryOrUrl(directoryPath, path, directoryPath, getCanonicalFileName, false);
return ts.isRootedDiskPath(relativePath) ? undefined : relativePath;
}
function isPathRelativeToParent(path) {
return ts.startsWith(path, "..");
}
})(moduleSpecifiers = ts.moduleSpecifiers || (ts.moduleSpecifiers = {}));
})(ts || (ts = {}));
var ts;
(function (ts) {
var sysFormatDiagnosticsHost = ts.sys ? {
getCurrentDirectory: function () { return ts.sys.getCurrentDirectory(); },
getNewLine: function () { return ts.sys.newLine; },
getCanonicalFileName: ts.createGetCanonicalFileName(ts.sys.useCaseSensitiveFileNames)
} : undefined;
function createDiagnosticReporter(system, pretty) {
var host = system === ts.sys ? sysFormatDiagnosticsHost : {
getCurrentDirectory: function () { return system.getCurrentDirectory(); },
getNewLine: function () { return system.newLine; },
getCanonicalFileName: ts.createGetCanonicalFileName(system.useCaseSensitiveFileNames),
};
if (!pretty) {
return function (diagnostic) { return system.write(ts.formatDiagnostic(diagnostic, host)); };
}
var diagnostics = new Array(1);
return function (diagnostic) {
diagnostics[0] = diagnostic;
system.write(ts.formatDiagnosticsWithColorAndContext(diagnostics, host) + host.getNewLine());
diagnostics[0] = undefined;
};
}
ts.createDiagnosticReporter = createDiagnosticReporter;
ts.nonClearingMessageCodes = [
ts.Diagnostics.Found_1_error_Watching_for_file_changes.code,
ts.Diagnostics.Found_0_errors_Watching_for_file_changes.code
];
function clearScreenIfNotWatchingForFileChanges(system, diagnostic, options) {
if (system.clearScreen &&
!options.preserveWatchOutput &&
!options.extendedDiagnostics &&
!options.diagnostics &&
!ts.contains(ts.nonClearingMessageCodes, diagnostic.code)) {
system.clearScreen();
return true;
}
return false;
}
ts.screenStartingMessageCodes = [
ts.Diagnostics.Starting_compilation_in_watch_mode.code,
ts.Diagnostics.File_change_detected_Starting_incremental_compilation.code,
];
function getPlainDiagnosticFollowingNewLines(diagnostic, newLine) {
return ts.contains(ts.screenStartingMessageCodes, diagnostic.code)
? newLine + newLine
: newLine;
}
function createWatchStatusReporter(system, pretty) {
return pretty ?
function (diagnostic, newLine, options) {
clearScreenIfNotWatchingForFileChanges(system, diagnostic, options);
var output = "[" + ts.formatColorAndReset(new Date().toLocaleTimeString(), ts.ForegroundColorEscapeSequences.Grey) + "] ";
output += "" + ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine) + (newLine + newLine);
system.write(output);
} :
function (diagnostic, newLine, options) {
var output = "";
if (!clearScreenIfNotWatchingForFileChanges(system, diagnostic, options)) {
output += newLine;
}
output += new Date().toLocaleTimeString() + " - ";
output += "" + ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine) + getPlainDiagnosticFollowingNewLines(diagnostic, newLine);
system.write(output);
};
}
ts.createWatchStatusReporter = createWatchStatusReporter;
function parseConfigFileWithSystem(configFileName, optionsToExtend, system, reportDiagnostic) {
var host = system;
host.onUnRecoverableConfigFileDiagnostic = function (diagnostic) { return reportUnrecoverableDiagnostic(ts.sys, reportDiagnostic, diagnostic); };
var result = ts.getParsedCommandLineOfConfigFile(configFileName, optionsToExtend, host);
host.onUnRecoverableConfigFileDiagnostic = undefined;
return result;
}
ts.parseConfigFileWithSystem = parseConfigFileWithSystem;
function emitFilesAndReportErrors(program, reportDiagnostic, writeFileName, reportSummary) {
var diagnostics = program.getConfigFileParsingDiagnostics().slice();
var configFileParsingDiagnosticsLength = diagnostics.length;
ts.addRange(diagnostics, program.getSyntacticDiagnostics());
var reportSemanticDiagnostics = false;
if (diagnostics.length === configFileParsingDiagnosticsLength) {
ts.addRange(diagnostics, program.getOptionsDiagnostics());
ts.addRange(diagnostics, program.getGlobalDiagnostics());
if (diagnostics.length === configFileParsingDiagnosticsLength) {
reportSemanticDiagnostics = true;
}
}
var _a = program.emit(), emittedFiles = _a.emittedFiles, emitSkipped = _a.emitSkipped, emitDiagnostics = _a.diagnostics;
ts.addRange(diagnostics, emitDiagnostics);
if (reportSemanticDiagnostics) {
ts.addRange(diagnostics, program.getSemanticDiagnostics());
}
ts.sortAndDeduplicateDiagnostics(diagnostics).forEach(reportDiagnostic);
if (writeFileName) {
var currentDir_1 = program.getCurrentDirectory();
ts.forEach(emittedFiles, function (file) {
var filepath = ts.getNormalizedAbsolutePath(file, currentDir_1);
writeFileName("TSFILE: " + filepath);
});
if (program.getCompilerOptions().listFiles) {
ts.forEach(program.getSourceFiles(), function (file) {
writeFileName(file.fileName);
});
}
}
if (reportSummary) {
reportSummary(diagnostics.filter(function (diagnostic) { return diagnostic.category === ts.DiagnosticCategory.Error; }).length);
}
if (emitSkipped && diagnostics.length > 0) {
return ts.ExitStatus.DiagnosticsPresent_OutputsSkipped;
}
else if (diagnostics.length > 0) {
return ts.ExitStatus.DiagnosticsPresent_OutputsGenerated;
}
return ts.ExitStatus.Success;
}
ts.emitFilesAndReportErrors = emitFilesAndReportErrors;
var noopFileWatcher = { close: ts.noop };
function createWatchCompilerHost(system, createProgram, reportDiagnostic, reportWatchStatus) {
if (system === void 0) { system = ts.sys; }
if (!createProgram) {
createProgram = ts.createEmitAndSemanticDiagnosticsBuilderProgram;
}
var host = system;
var useCaseSensitiveFileNames = function () { return system.useCaseSensitiveFileNames; };
var writeFileName = function (s) { return system.write(s + system.newLine); };
var onWatchStatusChange = reportWatchStatus || createWatchStatusReporter(system);
return {
useCaseSensitiveFileNames: useCaseSensitiveFileNames,
getNewLine: function () { return system.newLine; },
getCurrentDirectory: function () { return system.getCurrentDirectory(); },
getDefaultLibLocation: getDefaultLibLocation,
getDefaultLibFileName: function (options) { return ts.combinePaths(getDefaultLibLocation(), ts.getDefaultLibFileName(options)); },
fileExists: function (path) { return system.fileExists(path); },
readFile: function (path, encoding) { return system.readFile(path, encoding); },
directoryExists: function (path) { return system.directoryExists(path); },
getDirectories: function (path) { return system.getDirectories(path); },
readDirectory: function (path, extensions, exclude, include, depth) { return system.readDirectory(path, extensions, exclude, include, depth); },
realpath: system.realpath && (function (path) { return system.realpath(path); }),
getEnvironmentVariable: system.getEnvironmentVariable && (function (name) { return system.getEnvironmentVariable(name); }),
watchFile: system.watchFile ? (function (path, callback, pollingInterval) { return system.watchFile(path, callback, pollingInterval); }) : function () { return noopFileWatcher; },
watchDirectory: system.watchDirectory ? (function (path, callback, recursive) { return system.watchDirectory(path, callback, recursive); }) : function () { return noopFileWatcher; },
setTimeout: system.setTimeout ? (function (callback, ms) {
var args = [];
for (var _i = 2; _i < arguments.length; _i++) {
args[_i - 2] = arguments[_i];
}
var _a;
return (_a = system.setTimeout).call.apply(_a, [system, callback, ms].concat(args));
}) : ts.noop,
clearTimeout: system.clearTimeout ? (function (timeoutId) { return system.clearTimeout(timeoutId); }) : ts.noop,
trace: function (s) { return system.write(s); },
onWatchStatusChange: onWatchStatusChange,
createDirectory: function (path) { return system.createDirectory(path); },
writeFile: function (path, data, writeByteOrderMark) { return system.writeFile(path, data, writeByteOrderMark); },
onCachedDirectoryStructureHostCreate: function (cacheHost) { return host = cacheHost || system; },
createHash: system.createHash && (function (s) { return system.createHash(s); }),
createProgram: createProgram,
afterProgramCreate: emitFilesAndReportErrorUsingBuilder
};
function getDefaultLibLocation() {
return ts.getDirectoryPath(ts.normalizePath(system.getExecutingFilePath()));
}
function emitFilesAndReportErrorUsingBuilder(builderProgram) {
var compilerOptions = builderProgram.getCompilerOptions();
var newLine = ts.getNewLineCharacter(compilerOptions, function () { return system.newLine; });
var reportSummary = function (errorCount) {
if (errorCount === 1) {
onWatchStatusChange(ts.createCompilerDiagnostic(ts.Diagnostics.Found_1_error_Watching_for_file_changes, errorCount), newLine, compilerOptions);
}
else {
onWatchStatusChange(ts.createCompilerDiagnostic(ts.Diagnostics.Found_0_errors_Watching_for_file_changes, errorCount, errorCount), newLine, compilerOptions);
}
};
emitFilesAndReportErrors(builderProgram, reportDiagnostic, writeFileName, reportSummary);
}
}
function reportUnrecoverableDiagnostic(system, reportDiagnostic, diagnostic) {
reportDiagnostic(diagnostic);
system.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped);
}
function createWatchCompilerHostOfConfigFile(configFileName, optionsToExtend, system, createProgram, reportDiagnostic, reportWatchStatus) {
var diagnosticReporter = reportDiagnostic || createDiagnosticReporter(system);
var host = createWatchCompilerHost(system, createProgram, diagnosticReporter, reportWatchStatus);
host.onUnRecoverableConfigFileDiagnostic = function (diagnostic) { return reportUnrecoverableDiagnostic(system, diagnosticReporter, diagnostic); };
host.configFileName = configFileName;
host.optionsToExtend = optionsToExtend;
return host;
}
ts.createWatchCompilerHostOfConfigFile = createWatchCompilerHostOfConfigFile;
function createWatchCompilerHostOfFilesAndCompilerOptions(rootFiles, options, system, createProgram, reportDiagnostic, reportWatchStatus) {
var host = createWatchCompilerHost(system, createProgram, reportDiagnostic || createDiagnosticReporter(system), reportWatchStatus);
host.rootFiles = rootFiles;
host.options = options;
return host;
}
ts.createWatchCompilerHostOfFilesAndCompilerOptions = createWatchCompilerHostOfFilesAndCompilerOptions;
})(ts || (ts = {}));
(function (ts) {
function createWatchCompilerHost(rootFilesOrConfigFileName, options, system, createProgram, reportDiagnostic, reportWatchStatus) {
if (ts.isArray(rootFilesOrConfigFileName)) {
return ts.createWatchCompilerHostOfFilesAndCompilerOptions(rootFilesOrConfigFileName, options, system, createProgram, reportDiagnostic, reportWatchStatus);
}
else {
return ts.createWatchCompilerHostOfConfigFile(rootFilesOrConfigFileName, options, system, createProgram, reportDiagnostic, reportWatchStatus);
}
}
ts.createWatchCompilerHost = createWatchCompilerHost;
var initialVersion = 1;
function createWatchProgram(host) {
var builderProgram;
var reloadLevel;
var missingFilesMap;
var watchedWildcardDirectories;
var timerToUpdateProgram;
var sourceFilesCache = ts.createMap();
var missingFilePathsRequestedForRelease;
var hasChangedCompilerOptions = false;
var hasChangedAutomaticTypeDirectiveNames = false;
var useCaseSensitiveFileNames = host.useCaseSensitiveFileNames();
var currentDirectory = host.getCurrentDirectory();
var getCurrentDirectory = function () { return currentDirectory; };
var readFile = function (path, encoding) { return host.readFile(path, encoding); };
var configFileName = host.configFileName, _a = host.optionsToExtend, optionsToExtendForConfigFile = _a === void 0 ? {} : _a, createProgram = host.createProgram;
var rootFileNames = host.rootFiles, compilerOptions = host.options;
var configFileSpecs;
var configFileParsingDiagnostics;
var hasChangedConfigFileParsingErrors = false;
var cachedDirectoryStructureHost = configFileName === undefined ? undefined : ts.createCachedDirectoryStructureHost(host, currentDirectory, useCaseSensitiveFileNames);
if (cachedDirectoryStructureHost && host.onCachedDirectoryStructureHostCreate) {
host.onCachedDirectoryStructureHostCreate(cachedDirectoryStructureHost);
}
var directoryStructureHost = cachedDirectoryStructureHost || host;
var parseConfigFileHost = {
useCaseSensitiveFileNames: useCaseSensitiveFileNames,
readDirectory: function (path, extensions, exclude, include, depth) { return directoryStructureHost.readDirectory(path, extensions, exclude, include, depth); },
fileExists: function (path) { return host.fileExists(path); },
readFile: readFile,
getCurrentDirectory: getCurrentDirectory,
onUnRecoverableConfigFileDiagnostic: host.onUnRecoverableConfigFileDiagnostic
};
var newLine = updateNewLine();
reportWatchDiagnostic(ts.Diagnostics.Starting_compilation_in_watch_mode);
if (configFileName) {
newLine = ts.getNewLineCharacter(optionsToExtendForConfigFile, function () { return host.getNewLine(); });
if (host.configFileParsingResult) {
setConfigFileParsingResult(host.configFileParsingResult);
}
else {
ts.Debug.assert(!rootFileNames);
parseConfigFile();
}
newLine = updateNewLine();
}
var trace = host.trace && (function (s) { host.trace(s + newLine); });
var watchLogLevel = trace ? compilerOptions.extendedDiagnostics ? ts.WatchLogLevel.Verbose :
compilerOptions.diagnostics ? ts.WatchLogLevel.TriggerOnly : ts.WatchLogLevel.None : ts.WatchLogLevel.None;
var writeLog = watchLogLevel !== ts.WatchLogLevel.None ? trace : ts.noop;
var _b = ts.getWatchFactory(watchLogLevel, writeLog), watchFile = _b.watchFile, watchFilePath = _b.watchFilePath, watchDirectory = _b.watchDirectory;
var getCanonicalFileName = ts.createGetCanonicalFileName(useCaseSensitiveFileNames);
writeLog("Current directory: " + currentDirectory + " CaseSensitiveFileNames: " + useCaseSensitiveFileNames);
if (configFileName) {
watchFile(host, configFileName, scheduleProgramReload, ts.PollingInterval.High, "Config file");
}
var compilerHost = {
getSourceFile: function (fileName, languageVersion, onError, shouldCreateNewSourceFile) { return getVersionedSourceFileByPath(fileName, toPath(fileName), languageVersion, onError, shouldCreateNewSourceFile); },
getSourceFileByPath: getVersionedSourceFileByPath,
getDefaultLibLocation: host.getDefaultLibLocation && (function () { return host.getDefaultLibLocation(); }),
getDefaultLibFileName: function (options) { return host.getDefaultLibFileName(options); },
writeFile: writeFile,
getCurrentDirectory: getCurrentDirectory,
useCaseSensitiveFileNames: function () { return useCaseSensitiveFileNames; },
getCanonicalFileName: getCanonicalFileName,
getNewLine: function () { return newLine; },
fileExists: fileExists,
readFile: readFile,
trace: trace,
directoryExists: directoryStructureHost.directoryExists && (function (path) { return directoryStructureHost.directoryExists(path); }),
getDirectories: (directoryStructureHost.getDirectories && (function (path) { return directoryStructureHost.getDirectories(path); })),
realpath: host.realpath && (function (s) { return host.realpath(s); }),
getEnvironmentVariable: host.getEnvironmentVariable ? (function (name) { return host.getEnvironmentVariable(name); }) : (function () { return ""; }),
onReleaseOldSourceFile: onReleaseOldSourceFile,
createHash: host.createHash && (function (data) { return host.createHash(data); }),
toPath: toPath,
getCompilationSettings: function () { return compilerOptions; },
watchDirectoryOfFailedLookupLocation: function (dir, cb, flags) { return watchDirectory(host, dir, cb, flags, "Failed Lookup Locations"); },
watchTypeRootsDirectory: function (dir, cb, flags) { return watchDirectory(host, dir, cb, flags, "Type roots"); },
getCachedDirectoryStructureHost: function () { return cachedDirectoryStructureHost; },
onInvalidatedResolution: scheduleProgramUpdate,
onChangedAutomaticTypeDirectiveNames: function () {
hasChangedAutomaticTypeDirectiveNames = true;
scheduleProgramUpdate();
},
maxNumberOfFilesToIterateForInvalidation: host.maxNumberOfFilesToIterateForInvalidation,
getCurrentProgram: getCurrentProgram,
writeLog: writeLog
};
var resolutionCache = ts.createResolutionCache(compilerHost, configFileName ?
ts.getDirectoryPath(ts.getNormalizedAbsolutePath(configFileName, currentDirectory)) :
currentDirectory, false);
compilerHost.resolveModuleNames = host.resolveModuleNames ?
(function (moduleNames, containingFile, reusedNames) { return host.resolveModuleNames(moduleNames, containingFile, reusedNames); }) :
(function (moduleNames, containingFile, reusedNames) { return resolutionCache.resolveModuleNames(moduleNames, containingFile, reusedNames); });
compilerHost.resolveTypeReferenceDirectives = host.resolveTypeReferenceDirectives ?
(function (typeDirectiveNames, containingFile) { return host.resolveTypeReferenceDirectives(typeDirectiveNames, containingFile); }) :
(function (typeDirectiveNames, containingFile) { return resolutionCache.resolveTypeReferenceDirectives(typeDirectiveNames, containingFile); });
var userProvidedResolution = !!host.resolveModuleNames || !!host.resolveTypeReferenceDirectives;
synchronizeProgram();
watchConfigFileWildCardDirectories();
return configFileName ?
{ getCurrentProgram: getCurrentBuilderProgram, getProgram: synchronizeProgram } :
{ getCurrentProgram: getCurrentBuilderProgram, getProgram: synchronizeProgram, updateRootFileNames: updateRootFileNames };
function getCurrentBuilderProgram() {
return builderProgram;
}
function getCurrentProgram() {
return builderProgram && builderProgram.getProgram();
}
function synchronizeProgram() {
writeLog("Synchronizing program");
var program = getCurrentProgram();
if (hasChangedCompilerOptions) {
newLine = updateNewLine();
if (program && ts.changesAffectModuleResolution(program.getCompilerOptions(), compilerOptions)) {
resolutionCache.clear();
}
}
var hasInvalidatedResolution = resolutionCache.createHasInvalidatedResolution(userProvidedResolution);
if (ts.isProgramUptoDate(getCurrentProgram(), rootFileNames, compilerOptions, getSourceVersion, fileExists, hasInvalidatedResolution, hasChangedAutomaticTypeDirectiveNames)) {
if (hasChangedConfigFileParsingErrors) {
builderProgram = createProgram(undefined, undefined, compilerHost, builderProgram, configFileParsingDiagnostics);
hasChangedConfigFileParsingErrors = false;
}
}
else {
createNewProgram(program, hasInvalidatedResolution);
}
if (host.afterProgramCreate) {
host.afterProgramCreate(builderProgram);
}
return builderProgram;
}
function createNewProgram(program, hasInvalidatedResolution) {
if (watchLogLevel !== ts.WatchLogLevel.None) {
writeLog("CreatingProgramWith::");
writeLog(" roots: " + JSON.stringify(rootFileNames));
writeLog(" options: " + JSON.stringify(compilerOptions));
}
var needsUpdateInTypeRootWatch = hasChangedCompilerOptions || !program;
hasChangedCompilerOptions = false;
hasChangedConfigFileParsingErrors = false;
resolutionCache.startCachingPerDirectoryResolution();
compilerHost.hasInvalidatedResolution = hasInvalidatedResolution;
compilerHost.hasChangedAutomaticTypeDirectiveNames = hasChangedAutomaticTypeDirectiveNames;
builderProgram = createProgram(rootFileNames, compilerOptions, compilerHost, builderProgram, configFileParsingDiagnostics);
resolutionCache.finishCachingPerDirectoryResolution();
ts.updateMissingFilePathsWatch(builderProgram.getProgram(), missingFilesMap || (missingFilesMap = ts.createMap()), watchMissingFilePath);
if (needsUpdateInTypeRootWatch) {
resolutionCache.updateTypeRootsWatch();
}
if (missingFilePathsRequestedForRelease) {
for (var _i = 0, missingFilePathsRequestedForRelease_1 = missingFilePathsRequestedForRelease; _i < missingFilePathsRequestedForRelease_1.length; _i++) {
var missingFilePath = missingFilePathsRequestedForRelease_1[_i];
if (!missingFilesMap.has(missingFilePath)) {
sourceFilesCache.delete(missingFilePath);
}
}
missingFilePathsRequestedForRelease = undefined;
}
}
function updateRootFileNames(files) {
ts.Debug.assert(!configFileName, "Cannot update root file names with config file watch mode");
rootFileNames = files;
scheduleProgramUpdate();
}
function updateNewLine() {
return ts.getNewLineCharacter(compilerOptions || optionsToExtendForConfigFile, function () { return host.getNewLine(); });
}
function toPath(fileName) {
return ts.toPath(fileName, currentDirectory, getCanonicalFileName);
}
function isFileMissingOnHost(hostSourceFile) {
return typeof hostSourceFile === "number";
}
function isFilePresentOnHost(hostSourceFile) {
return !!hostSourceFile.sourceFile;
}
function fileExists(fileName) {
var path = toPath(fileName);
if (isFileMissingOnHost(sourceFilesCache.get(path))) {
return true;
}
return directoryStructureHost.fileExists(fileName);
}
function getVersionedSourceFileByPath(fileName, path, languageVersion, onError, shouldCreateNewSourceFile) {
var hostSourceFile = sourceFilesCache.get(path);
if (isFileMissingOnHost(hostSourceFile)) {
return undefined;
}
if (!hostSourceFile || shouldCreateNewSourceFile || !isFilePresentOnHost(hostSourceFile) || hostSourceFile.version.toString() !== hostSourceFile.sourceFile.version) {
var sourceFile = getNewSourceFile();
if (hostSourceFile) {
if (shouldCreateNewSourceFile) {
hostSourceFile.version++;
}
if (sourceFile) {
hostSourceFile.sourceFile = sourceFile;
sourceFile.version = hostSourceFile.version.toString();
if (!hostSourceFile.fileWatcher) {
hostSourceFile.fileWatcher = watchFilePath(host, fileName, onSourceFileChange, ts.PollingInterval.Low, path, "Source file");
}
}
else {
if (isFilePresentOnHost(hostSourceFile)) {
hostSourceFile.fileWatcher.close();
}
sourceFilesCache.set(path, hostSourceFile.version);
}
}
else {
if (sourceFile) {
sourceFile.version = initialVersion.toString();
var fileWatcher = watchFilePath(host, fileName, onSourceFileChange, ts.PollingInterval.Low, path, "Source file");
sourceFilesCache.set(path, { sourceFile: sourceFile, version: initialVersion, fileWatcher: fileWatcher });
}
else {
sourceFilesCache.set(path, initialVersion);
}
}
return sourceFile;
}
return hostSourceFile.sourceFile;
function getNewSourceFile() {
var text;
try {
ts.performance.mark("beforeIORead");
text = host.readFile(fileName, compilerOptions.charset);
ts.performance.mark("afterIORead");
ts.performance.measure("I/O Read", "beforeIORead", "afterIORead");
}
catch (e) {
if (onError) {
onError(e.message);
}
}
return text !== undefined ? ts.createSourceFile(fileName, text, languageVersion) : undefined;
}
}
function nextSourceFileVersion(path) {
var hostSourceFile = sourceFilesCache.get(path);
if (hostSourceFile !== undefined) {
if (isFileMissingOnHost(hostSourceFile)) {
sourceFilesCache.set(path, { version: Number(hostSourceFile) + 1 });
}
else {
hostSourceFile.version++;
}
}
}
function getSourceVersion(path) {
var hostSourceFile = sourceFilesCache.get(path);
return !hostSourceFile || isFileMissingOnHost(hostSourceFile) ? undefined : hostSourceFile.version.toString();
}
function onReleaseOldSourceFile(oldSourceFile, _oldOptions) {
var hostSourceFileInfo = sourceFilesCache.get(oldSourceFile.path);
if (hostSourceFileInfo) {
if (isFileMissingOnHost(hostSourceFileInfo)) {
(missingFilePathsRequestedForRelease || (missingFilePathsRequestedForRelease = [])).push(oldSourceFile.path);
}
else if (hostSourceFileInfo.sourceFile === oldSourceFile) {
if (hostSourceFileInfo.fileWatcher) {
hostSourceFileInfo.fileWatcher.close();
}
sourceFilesCache.delete(oldSourceFile.path);
resolutionCache.removeResolutionsOfFile(oldSourceFile.path);
}
}
}
function reportWatchDiagnostic(message) {
if (host.onWatchStatusChange) {
host.onWatchStatusChange(ts.createCompilerDiagnostic(message), newLine, compilerOptions || optionsToExtendForConfigFile);
}
}
function scheduleProgramUpdate() {
if (!host.setTimeout || !host.clearTimeout) {
return;
}
if (timerToUpdateProgram) {
host.clearTimeout(timerToUpdateProgram);
}
writeLog("Scheduling update");
timerToUpdateProgram = host.setTimeout(updateProgram, 250);
}
function scheduleProgramReload() {
ts.Debug.assert(!!configFileName);
reloadLevel = ts.ConfigFileProgramReloadLevel.Full;
scheduleProgramUpdate();
}
function updateProgram() {
timerToUpdateProgram = undefined;
reportWatchDiagnostic(ts.Diagnostics.File_change_detected_Starting_incremental_compilation);
switch (reloadLevel) {
case ts.ConfigFileProgramReloadLevel.Partial:
return reloadFileNamesFromConfigFile();
case ts.ConfigFileProgramReloadLevel.Full:
return reloadConfigFile();
default:
synchronizeProgram();
return;
}
}
function reloadFileNamesFromConfigFile() {
writeLog("Reloading new file names and options");
var result = ts.getFileNamesFromConfigSpecs(configFileSpecs, ts.getDirectoryPath(configFileName), compilerOptions, parseConfigFileHost);
if (result.fileNames.length) {
configFileParsingDiagnostics = ts.filter(configFileParsingDiagnostics, function (error) { return !ts.isErrorNoInputFiles(error); });
hasChangedConfigFileParsingErrors = true;
}
else if (!configFileSpecs.filesSpecs && !ts.some(configFileParsingDiagnostics, ts.isErrorNoInputFiles)) {
configFileParsingDiagnostics = configFileParsingDiagnostics.concat(ts.getErrorForNoInputFiles(configFileSpecs, configFileName));
hasChangedConfigFileParsingErrors = true;
}
rootFileNames = result.fileNames;
synchronizeProgram();
}
function reloadConfigFile() {
writeLog("Reloading config file: " + configFileName);
reloadLevel = ts.ConfigFileProgramReloadLevel.None;
if (cachedDirectoryStructureHost) {
cachedDirectoryStructureHost.clearCache();
}
parseConfigFile();
hasChangedCompilerOptions = true;
synchronizeProgram();
watchConfigFileWildCardDirectories();
}
function parseConfigFile() {
setConfigFileParsingResult(ts.getParsedCommandLineOfConfigFile(configFileName, optionsToExtendForConfigFile, parseConfigFileHost));
}
function setConfigFileParsingResult(configFileParseResult) {
rootFileNames = configFileParseResult.fileNames;
compilerOptions = configFileParseResult.options;
configFileSpecs = configFileParseResult.configFileSpecs;
configFileParsingDiagnostics = ts.getConfigFileParsingDiagnostics(configFileParseResult);
hasChangedConfigFileParsingErrors = true;
}
function onSourceFileChange(fileName, eventKind, path) {
updateCachedSystemWithFile(fileName, path, eventKind);
if (eventKind === ts.FileWatcherEventKind.Deleted && sourceFilesCache.get(path)) {
resolutionCache.invalidateResolutionOfFile(path);
}
nextSourceFileVersion(path);
scheduleProgramUpdate();
}
function updateCachedSystemWithFile(fileName, path, eventKind) {
if (cachedDirectoryStructureHost) {
cachedDirectoryStructureHost.addOrDeleteFile(fileName, path, eventKind);
}
}
function watchMissingFilePath(missingFilePath) {
return watchFilePath(host, missingFilePath, onMissingFileChange, ts.PollingInterval.Medium, missingFilePath, "Missing file");
}
function onMissingFileChange(fileName, eventKind, missingFilePath) {
updateCachedSystemWithFile(fileName, missingFilePath, eventKind);
if (eventKind === ts.FileWatcherEventKind.Created && missingFilesMap.has(missingFilePath)) {
missingFilesMap.get(missingFilePath).close();
missingFilesMap.delete(missingFilePath);
nextSourceFileVersion(missingFilePath);
scheduleProgramUpdate();
}
}
function watchConfigFileWildCardDirectories() {
if (configFileSpecs) {
ts.updateWatchingWildcardDirectories(watchedWildcardDirectories || (watchedWildcardDirectories = ts.createMap()), ts.createMapFromTemplate(configFileSpecs.wildcardDirectories), watchWildcardDirectory);
}
else if (watchedWildcardDirectories) {
ts.clearMap(watchedWildcardDirectories, ts.closeFileWatcherOf);
}
}
function watchWildcardDirectory(directory, flags) {
return watchDirectory(host, directory, function (fileOrDirectory) {
ts.Debug.assert(!!configFileName);
var fileOrDirectoryPath = toPath(fileOrDirectory);
if (cachedDirectoryStructureHost) {
cachedDirectoryStructureHost.addOrDeleteFileOrDirectory(fileOrDirectory, fileOrDirectoryPath);
}
nextSourceFileVersion(fileOrDirectoryPath);
if (fileOrDirectoryPath !== directory && ts.hasExtension(fileOrDirectoryPath) && !ts.isSupportedSourceFileName(fileOrDirectory, compilerOptions)) {
writeLog("Project: " + configFileName + " Detected file add/remove of non supported extension: " + fileOrDirectory);
return;
}
if (reloadLevel !== ts.ConfigFileProgramReloadLevel.Full) {
reloadLevel = ts.ConfigFileProgramReloadLevel.Partial;
scheduleProgramUpdate();
}
}, flags, "Wild card directories");
}
function ensureDirectoriesExist(directoryPath) {
if (directoryPath.length > ts.getRootLength(directoryPath) && !host.directoryExists(directoryPath)) {
var parentDirectory = ts.getDirectoryPath(directoryPath);
ensureDirectoriesExist(parentDirectory);
host.createDirectory(directoryPath);
}
}
function writeFile(fileName, text, writeByteOrderMark, onError) {
try {
ts.performance.mark("beforeIOWrite");
ensureDirectoriesExist(ts.getDirectoryPath(ts.normalizePath(fileName)));
host.writeFile(fileName, text, writeByteOrderMark);
ts.performance.mark("afterIOWrite");
ts.performance.measure("I/O Write", "beforeIOWrite", "afterIOWrite");
}
catch (e) {
if (onError) {
onError(e.message);
}
}
}
}
ts.createWatchProgram = createWatchProgram;
})(ts || (ts = {}));
var ts;
(function (ts) {
var minimumDate = new Date(-8640000000000000);
var maximumDate = new Date(8640000000000000);
var BuildResultFlags;
(function (BuildResultFlags) {
BuildResultFlags[BuildResultFlags["None"] = 0] = "None";
BuildResultFlags[BuildResultFlags["Success"] = 1] = "Success";
BuildResultFlags[BuildResultFlags["DeclarationOutputUnchanged"] = 2] = "DeclarationOutputUnchanged";
BuildResultFlags[BuildResultFlags["ConfigFileErrors"] = 4] = "ConfigFileErrors";
BuildResultFlags[BuildResultFlags["SyntaxErrors"] = 8] = "SyntaxErrors";
BuildResultFlags[BuildResultFlags["TypeErrors"] = 16] = "TypeErrors";
BuildResultFlags[BuildResultFlags["DeclarationEmitErrors"] = 32] = "DeclarationEmitErrors";
BuildResultFlags[BuildResultFlags["AnyErrors"] = 60] = "AnyErrors";
})(BuildResultFlags || (BuildResultFlags = {}));
var UpToDateStatusType;
(function (UpToDateStatusType) {
UpToDateStatusType[UpToDateStatusType["Unbuildable"] = 0] = "Unbuildable";
UpToDateStatusType[UpToDateStatusType["UpToDate"] = 1] = "UpToDate";
UpToDateStatusType[UpToDateStatusType["UpToDateWithUpstreamTypes"] = 2] = "UpToDateWithUpstreamTypes";
UpToDateStatusType[UpToDateStatusType["OutputMissing"] = 3] = "OutputMissing";
UpToDateStatusType[UpToDateStatusType["OutOfDateWithSelf"] = 4] = "OutOfDateWithSelf";
UpToDateStatusType[UpToDateStatusType["OutOfDateWithUpstream"] = 5] = "OutOfDateWithUpstream";
UpToDateStatusType[UpToDateStatusType["UpstreamOutOfDate"] = 6] = "UpstreamOutOfDate";
UpToDateStatusType[UpToDateStatusType["UpstreamBlocked"] = 7] = "UpstreamBlocked";
UpToDateStatusType[UpToDateStatusType["ContainerOnly"] = 8] = "ContainerOnly";
})(UpToDateStatusType = ts.UpToDateStatusType || (ts.UpToDateStatusType = {}));
function createFileMap() {
var lookup = ts.createMap();
return {
setValue: setValue,
getValue: getValue,
getValueOrUndefined: getValueOrUndefined,
removeKey: removeKey,
getKeys: getKeys,
hasKey: hasKey
};
function getKeys() {
return Object.keys(lookup);
}
function hasKey(fileName) {
return lookup.has(ts.normalizePath(fileName));
}
function removeKey(fileName) {
lookup.delete(ts.normalizePath(fileName));
}
function setValue(fileName, value) {
lookup.set(ts.normalizePath(fileName), value);
}
function getValue(fileName) {
var f = ts.normalizePath(fileName);
if (lookup.has(f)) {
return lookup.get(f);
}
else {
throw new Error("No value corresponding to " + fileName + " exists in this map");
}
}
function getValueOrUndefined(fileName) {
var f = ts.normalizePath(fileName);
return lookup.get(f);
}
}
function createDependencyMapper() {
var childToParents = createFileMap();
var parentToChildren = createFileMap();
var allKeys = createFileMap();
function addReference(childConfigFileName, parentConfigFileName) {
addEntry(childToParents, childConfigFileName, parentConfigFileName);
addEntry(parentToChildren, parentConfigFileName, childConfigFileName);
}
function getReferencesTo(parentConfigFileName) {
return parentToChildren.getValueOrUndefined(parentConfigFileName) || [];
}
function getReferencesOf(childConfigFileName) {
return childToParents.getValueOrUndefined(childConfigFileName) || [];
}
function getKeys() {
return allKeys.getKeys();
}
function addEntry(mapToAddTo, key, element) {
key = ts.normalizePath(key);
element = ts.normalizePath(element);
var arr = mapToAddTo.getValueOrUndefined(key);
if (arr === undefined) {
mapToAddTo.setValue(key, arr = []);
}
if (arr.indexOf(element) < 0) {
arr.push(element);
}
allKeys.setValue(key, true);
allKeys.setValue(element, true);
}
return {
addReference: addReference,
getReferencesTo: getReferencesTo,
getReferencesOf: getReferencesOf,
getKeys: getKeys
};
}
function getOutputDeclarationFileName(inputFileName, configFile) {
var relativePath = ts.getRelativePathFromDirectory(rootDirOfOptions(configFile.options, configFile.options.configFilePath), inputFileName, true);
var outputPath = ts.resolvePath(configFile.options.declarationDir || configFile.options.outDir || ts.getDirectoryPath(configFile.options.configFilePath), relativePath);
return ts.changeExtension(outputPath, ".d.ts");
}
function getOutputJavaScriptFileName(inputFileName, configFile) {
var relativePath = ts.getRelativePathFromDirectory(rootDirOfOptions(configFile.options, configFile.options.configFilePath), inputFileName, true);
var outputPath = ts.resolvePath(configFile.options.outDir || ts.getDirectoryPath(configFile.options.configFilePath), relativePath);
var newExtension = ts.fileExtensionIs(inputFileName, ".json") ? ".json" :
ts.fileExtensionIs(inputFileName, ".tsx") && configFile.options.jsx === 1 ? ".jsx" : ".js";
return ts.changeExtension(outputPath, newExtension);
}
function getOutputFileNames(inputFileName, configFile) {
if (configFile.options.outFile || configFile.options.out || ts.fileExtensionIs(inputFileName, ".d.ts")) {
return ts.emptyArray;
}
var outputs = [];
outputs.push(getOutputJavaScriptFileName(inputFileName, configFile));
if (configFile.options.declaration && !ts.fileExtensionIs(inputFileName, ".json")) {
var dts = getOutputDeclarationFileName(inputFileName, configFile);
outputs.push(dts);
if (configFile.options.declarationMap) {
outputs.push(dts + ".map");
}
}
return outputs;
}
function getOutFileOutputs(project) {
if (!project.options.outFile) {
return ts.Debug.fail("outFile must be set");
}
var outputs = [];
outputs.push(project.options.outFile);
if (project.options.declaration) {
var dts = ts.changeExtension(project.options.outFile, ".d.ts");
outputs.push(dts);
if (project.options.declarationMap) {
outputs.push(dts + ".map");
}
}
return outputs;
}
function rootDirOfOptions(opts, configFileName) {
return opts.rootDir || ts.getDirectoryPath(configFileName);
}
function createConfigFileCache(host) {
var cache = createFileMap();
var configParseHost = ts.parseConfigHostFromCompilerHost(host);
function parseConfigFile(configFilePath) {
var sourceFile = host.getSourceFile(configFilePath, 100);
if (sourceFile === undefined) {
return undefined;
}
var parsed = ts.parseJsonSourceFileConfigFileContent(sourceFile, configParseHost, ts.getDirectoryPath(configFilePath));
parsed.options.configFilePath = configFilePath;
cache.setValue(configFilePath, parsed);
return parsed;
}
function removeKey(configFilePath) {
cache.removeKey(configFilePath);
}
return {
parseConfigFile: parseConfigFile,
removeKey: removeKey
};
}
function newer(date1, date2) {
return date2 > date1 ? date2 : date1;
}
function isDeclarationFile(fileName) {
return ts.fileExtensionIs(fileName, ".d.ts");
}
function createBuildContext(options) {
var invalidatedProjects = createFileMap();
var queuedProjects = createFileMap();
var missingRoots = ts.createMap();
return {
options: options,
projectStatus: createFileMap(),
unchangedOutputs: createFileMap(),
invalidatedProjects: invalidatedProjects,
missingRoots: missingRoots,
queuedProjects: queuedProjects
};
}
ts.createBuildContext = createBuildContext;
var buildOpts = [
{
name: "verbose",
shortName: "v",
category: ts.Diagnostics.Command_line_Options,
description: ts.Diagnostics.Enable_verbose_logging,
type: "boolean"
},
{
name: "dry",
shortName: "d",
category: ts.Diagnostics.Command_line_Options,
description: ts.Diagnostics.Show_what_would_be_built_or_deleted_if_specified_with_clean,
type: "boolean"
},
{
name: "force",
shortName: "f",
category: ts.Diagnostics.Command_line_Options,
description: ts.Diagnostics.Build_all_projects_including_those_that_appear_to_be_up_to_date,
type: "boolean"
},
{
name: "clean",
category: ts.Diagnostics.Command_line_Options,
description: ts.Diagnostics.Delete_the_outputs_of_all_projects,
type: "boolean"
},
{
name: "watch",
category: ts.Diagnostics.Command_line_Options,
description: ts.Diagnostics.Watch_input_files,
type: "boolean"
}
];
function performBuild(args, compilerHost, buildHost, system) {
var verbose = false;
var dry = false;
var force = false;
var clean = false;
var watch = false;
var projects = [];
for (var _i = 0, args_6 = args; _i < args_6.length; _i++) {
var arg = args_6[_i];
switch (arg.toLowerCase()) {
case "-v":
case "--verbose":
verbose = true;
continue;
case "-d":
case "--dry":
dry = true;
continue;
case "-f":
case "--force":
force = true;
continue;
case "--clean":
clean = true;
continue;
case "--watch":
case "-w":
watch = true;
continue;
case "--?":
case "-?":
case "--help":
ts.printHelp(buildOpts, "--build ");
return ts.ExitStatus.Success;
}
addProject(arg);
}
if (clean && force) {
buildHost.error(ts.Diagnostics.Options_0_and_1_cannot_be_combined, "clean", "force");
return ts.ExitStatus.DiagnosticsPresent_OutputsSkipped;
}
if (clean && verbose) {
buildHost.error(ts.Diagnostics.Options_0_and_1_cannot_be_combined, "clean", "verbose");
return ts.ExitStatus.DiagnosticsPresent_OutputsSkipped;
}
if (clean && watch) {
buildHost.error(ts.Diagnostics.Options_0_and_1_cannot_be_combined, "clean", "watch");
return ts.ExitStatus.DiagnosticsPresent_OutputsSkipped;
}
if (watch && dry) {
buildHost.error(ts.Diagnostics.Options_0_and_1_cannot_be_combined, "watch", "dry");
return ts.ExitStatus.DiagnosticsPresent_OutputsSkipped;
}
if (projects.length === 0) {
addProject(".");
}
var builder = createSolutionBuilder(compilerHost, buildHost, projects, { dry: dry, force: force, verbose: verbose }, system);
if (clean) {
return builder.cleanAllProjects();
}
if (watch) {
builder.startWatching();
return undefined;
}
return builder.buildAllProjects();
function addProject(projectSpecification) {
var fileName = ts.resolvePath(compilerHost.getCurrentDirectory(), projectSpecification);
var refPath = ts.resolveProjectReferencePath(compilerHost, { path: fileName });
if (!compilerHost.fileExists(refPath)) {
return buildHost.error(ts.Diagnostics.File_0_does_not_exist, fileName);
}
projects.push(refPath);
}
}
ts.performBuild = performBuild;
function createSolutionBuilder(compilerHost, buildHost, rootNames, defaultOptions, system) {
if (!compilerHost.getModifiedTime || !compilerHost.setModifiedTime) {
throw new Error("Host must support timestamp APIs");
}
var configFileCache = createConfigFileCache(compilerHost);
var context = createBuildContext(defaultOptions);
var existingWatchersForWildcards = ts.createMap();
var upToDateHost = {
fileExists: function (fileName) { return compilerHost.fileExists(fileName); },
getModifiedTime: function (fileName) { return compilerHost.getModifiedTime(fileName); },
getUnchangedTime: function (fileName) { return context.unchangedOutputs.getValueOrUndefined(fileName); },
getLastStatus: function (fileName) { return context.projectStatus.getValueOrUndefined(fileName); },
setLastStatus: function (fileName, status) { return context.projectStatus.setValue(fileName, status); },
parseConfigFile: function (configFilePath) { return configFileCache.parseConfigFile(configFilePath); }
};
return {
buildAllProjects: buildAllProjects,
getUpToDateStatus: getUpToDateStatus,
getUpToDateStatusOfFile: getUpToDateStatusOfFile,
cleanAllProjects: cleanAllProjects,
resetBuildContext: resetBuildContext,
getBuildGraph: getBuildGraph,
invalidateProject: invalidateProject,
buildInvalidatedProjects: buildInvalidatedProjects,
buildDependentInvalidatedProjects: buildDependentInvalidatedProjects,
resolveProjectName: resolveProjectName,
startWatching: startWatching
};
function startWatching() {
if (!system)
throw new Error("System host must be provided if using --watch");
if (!system.watchFile || !system.watchDirectory || !system.setTimeout)
throw new Error("System host must support watchFile / watchDirectory / setTimeout if using --watch");
var graph = getGlobalDependencyGraph();
if (!graph.buildQueue) {
return;
}
var _loop_11 = function (resolved) {
var cfg = configFileCache.parseConfigFile(resolved);
if (cfg) {
system.watchFile(resolved, function () {
configFileCache.removeKey(resolved);
invalidateProjectAndScheduleBuilds(resolved);
});
if (cfg.configFileSpecs) {
ts.updateWatchingWildcardDirectories(existingWatchersForWildcards, ts.createMapFromTemplate(cfg.configFileSpecs.wildcardDirectories), function (dir, flags) {
return system.watchDirectory(dir, function () {
invalidateProjectAndScheduleBuilds(resolved);
}, !!(flags & 1));
});
}
for (var _i = 0, _a = cfg.fileNames; _i < _a.length; _i++) {
var input = _a[_i];
system.watchFile(input, function () {
invalidateProjectAndScheduleBuilds(resolved);
});
}
}
};
for (var _i = 0, _a = graph.buildQueue; _i < _a.length; _i++) {
var resolved = _a[_i];
_loop_11(resolved);
}
function invalidateProjectAndScheduleBuilds(resolved) {
invalidateProject(resolved);
system.setTimeout(buildInvalidatedProjects, 100);
system.setTimeout(buildDependentInvalidatedProjects, 3000);
}
}
function resetBuildContext(opts) {
if (opts === void 0) { opts = defaultOptions; }
context = createBuildContext(opts);
}
function getUpToDateStatusOfFile(configFileName) {
return getUpToDateStatus(configFileCache.parseConfigFile(configFileName));
}
function getBuildGraph(configFileNames) {
var resolvedNames = resolveProjectNames(configFileNames);
if (resolvedNames === undefined)
return undefined;
return createDependencyGraph(resolvedNames);
}
function getGlobalDependencyGraph() {
return getBuildGraph(rootNames);
}
function getUpToDateStatus(project) {
return ts.getUpToDateStatus(upToDateHost, project);
}
function invalidateProject(configFileName) {
var resolved = resolveProjectName(configFileName);
if (resolved === undefined) {
return;
}
configFileCache.removeKey(resolved);
context.invalidatedProjects.setValue(resolved, true);
context.projectStatus.removeKey(resolved);
var graph = getGlobalDependencyGraph();
if (graph) {
queueBuildForDownstreamReferences(resolved);
}
function queueBuildForDownstreamReferences(root) {
var deps = graph.dependencyMap.getReferencesTo(root);
for (var _i = 0, deps_1 = deps; _i < deps_1.length; _i++) {
var ref = deps_1[_i];
if (!context.queuedProjects.hasKey(ref)) {
context.queuedProjects.setValue(ref, true);
queueBuildForDownstreamReferences(ref);
}
}
}
}
function buildInvalidatedProjects() {
buildSomeProjects(function (p) { return context.invalidatedProjects.hasKey(p); });
}
function buildDependentInvalidatedProjects() {
buildSomeProjects(function (p) { return context.queuedProjects.hasKey(p); });
}
function buildSomeProjects(predicate) {
var resolvedNames = resolveProjectNames(rootNames);
if (resolvedNames === undefined)
return;
var graph = createDependencyGraph(resolvedNames);
for (var _i = 0, _a = graph.buildQueue; _i < _a.length; _i++) {
var next = _a[_i];
if (!predicate(next))
continue;
var resolved = resolveProjectName(next);
if (!resolved)
continue;
var proj = configFileCache.parseConfigFile(resolved);
if (!proj)
continue;
var status = getUpToDateStatus(proj);
verboseReportProjectStatus(next, status);
if (status.type === UpToDateStatusType.UpstreamBlocked) {
if (context.options.verbose)
buildHost.verbose(ts.Diagnostics.Skipping_build_of_project_0_because_its_dependency_1_has_errors, resolved, status.upstreamProjectName);
continue;
}
buildSingleProject(next);
}
}
function createDependencyGraph(roots) {
var temporaryMarks = {};
var permanentMarks = {};
var circularityReportStack = [];
var buildOrder = [];
var graph = createDependencyMapper();
var hadError = false;
for (var _i = 0, roots_1 = roots; _i < roots_1.length; _i++) {
var root = roots_1[_i];
visit(root);
}
if (hadError) {
return undefined;
}
return {
buildQueue: buildOrder,
dependencyMap: graph
};
function visit(projPath, inCircularContext) {
if (inCircularContext === void 0) { inCircularContext = false; }
if (permanentMarks[projPath])
return;
if (temporaryMarks[projPath]) {
if (!inCircularContext) {
hadError = true;
buildHost.error(ts.Diagnostics.Project_references_may_not_form_a_circular_graph_Cycle_detected_Colon_0, circularityReportStack.join("\r\n"));
return;
}
}
temporaryMarks[projPath] = true;
circularityReportStack.push(projPath);
var parsed = configFileCache.parseConfigFile(projPath);
if (parsed === undefined) {
hadError = true;
return;
}
if (parsed.projectReferences) {
for (var _i = 0, _a = parsed.projectReferences; _i < _a.length; _i++) {
var ref = _a[_i];
var resolvedRefPath = resolveProjectName(ref.path);
if (resolvedRefPath === undefined) {
hadError = true;
break;
}
visit(resolvedRefPath, inCircularContext || ref.circular);
graph.addReference(projPath, resolvedRefPath);
}
}
circularityReportStack.pop();
permanentMarks[projPath] = true;
buildOrder.push(projPath);
}
}
function buildSingleProject(proj) {
if (context.options.dry) {
buildHost.message(ts.Diagnostics.A_non_dry_build_would_build_project_0, proj);
return BuildResultFlags.Success;
}
if (context.options.verbose)
buildHost.verbose(ts.Diagnostics.Building_project_0, proj);
var resultFlags = BuildResultFlags.None;
resultFlags |= BuildResultFlags.DeclarationOutputUnchanged;
var configFile = configFileCache.parseConfigFile(proj);
if (!configFile) {
resultFlags |= BuildResultFlags.ConfigFileErrors;
context.projectStatus.setValue(proj, { type: UpToDateStatusType.Unbuildable, reason: "Config file errors" });
return resultFlags;
}
if (configFile.fileNames.length === 0) {
return BuildResultFlags.None;
}
var programOptions = {
projectReferences: configFile.projectReferences,
host: compilerHost,
rootNames: configFile.fileNames,
options: configFile.options
};
var program = ts.createProgram(programOptions);
var syntaxDiagnostics = program.getOptionsDiagnostics().concat(program.getSyntacticDiagnostics());
if (syntaxDiagnostics.length) {
resultFlags |= BuildResultFlags.SyntaxErrors;
for (var _i = 0, syntaxDiagnostics_1 = syntaxDiagnostics; _i < syntaxDiagnostics_1.length; _i++) {
var diag = syntaxDiagnostics_1[_i];
buildHost.errorDiagnostic(diag);
}
context.projectStatus.setValue(proj, { type: UpToDateStatusType.Unbuildable, reason: "Syntactic errors" });
return resultFlags;
}
if (program.getCompilerOptions().declaration) {
var declDiagnostics = program.getDeclarationDiagnostics();
if (declDiagnostics.length) {
resultFlags |= BuildResultFlags.DeclarationEmitErrors;
for (var _a = 0, declDiagnostics_1 = declDiagnostics; _a < declDiagnostics_1.length; _a++) {
var diag = declDiagnostics_1[_a];
buildHost.errorDiagnostic(diag);
}
context.projectStatus.setValue(proj, { type: UpToDateStatusType.Unbuildable, reason: "Declaration file errors" });
return resultFlags;
}
}
var semanticDiagnostics = program.getSemanticDiagnostics();
if (semanticDiagnostics.length) {
resultFlags |= BuildResultFlags.TypeErrors;
for (var _b = 0, semanticDiagnostics_1 = semanticDiagnostics; _b < semanticDiagnostics_1.length; _b++) {
var diag = semanticDiagnostics_1[_b];
buildHost.errorDiagnostic(diag);
}
context.projectStatus.setValue(proj, { type: UpToDateStatusType.Unbuildable, reason: "Semantic errors" });
return resultFlags;
}
var newestDeclarationFileContentChangedTime = minimumDate;
var anyDtsChanged = false;
program.emit(undefined, function (fileName, content, writeBom, onError) {
var priorChangeTime;
if (!anyDtsChanged && isDeclarationFile(fileName) && compilerHost.fileExists(fileName)) {
if (compilerHost.readFile(fileName) === content) {
resultFlags &= ~BuildResultFlags.DeclarationOutputUnchanged;
priorChangeTime = compilerHost.getModifiedTime && compilerHost.getModifiedTime(fileName);
}
else {
anyDtsChanged = true;
}
}
compilerHost.writeFile(fileName, content, writeBom, onError, ts.emptyArray);
if (priorChangeTime !== undefined) {
newestDeclarationFileContentChangedTime = newer(priorChangeTime, newestDeclarationFileContentChangedTime);
context.unchangedOutputs.setValue(fileName, priorChangeTime);
}
});
var status = {
type: UpToDateStatusType.UpToDate,
newestDeclarationFileContentChangedTime: anyDtsChanged ? maximumDate : newestDeclarationFileContentChangedTime
};
context.projectStatus.setValue(proj, status);
return resultFlags;
}
function updateOutputTimestamps(proj) {
if (context.options.dry) {
return buildHost.message(ts.Diagnostics.A_non_dry_build_would_build_project_0, proj.options.configFilePath);
}
if (context.options.verbose)
buildHost.verbose(ts.Diagnostics.Updating_output_timestamps_of_project_0, proj.options.configFilePath);
var now = new Date();
var outputs = getAllProjectOutputs(proj);
var priorNewestUpdateTime = minimumDate;
for (var _i = 0, outputs_1 = outputs; _i < outputs_1.length; _i++) {
var file = outputs_1[_i];
if (isDeclarationFile(file)) {
priorNewestUpdateTime = newer(priorNewestUpdateTime, compilerHost.getModifiedTime(file));
}
compilerHost.setModifiedTime(file, now);
}
context.projectStatus.setValue(proj.options.configFilePath, { type: UpToDateStatusType.UpToDate, newestDeclarationFileContentChangedTime: priorNewestUpdateTime });
}
function getFilesToClean(configFileNames) {
var resolvedNames = resolveProjectNames(configFileNames);
if (resolvedNames === undefined)
return undefined;
var graph = createDependencyGraph(resolvedNames);
if (graph === undefined)
return undefined;
var filesToDelete = [];
for (var _i = 0, _a = graph.buildQueue; _i < _a.length; _i++) {
var proj = _a[_i];
var parsed = configFileCache.parseConfigFile(proj);
if (parsed === undefined) {
continue;
}
var outputs = getAllProjectOutputs(parsed);
for (var _b = 0, outputs_2 = outputs; _b < outputs_2.length; _b++) {
var output = outputs_2[_b];
if (compilerHost.fileExists(output)) {
filesToDelete.push(output);
}
}
}
return filesToDelete;
}
function getAllProjectsInScope() {
var resolvedNames = resolveProjectNames(rootNames);
if (resolvedNames === undefined)
return undefined;
var graph = createDependencyGraph(resolvedNames);
if (graph === undefined)
return undefined;
return graph.buildQueue;
}
function cleanAllProjects() {
var resolvedNames = getAllProjectsInScope();
if (resolvedNames === undefined) {
buildHost.message(ts.Diagnostics.Skipping_clean_because_not_all_projects_could_be_located);
return ts.ExitStatus.DiagnosticsPresent_OutputsSkipped;
}
var filesToDelete = getFilesToClean(resolvedNames);
if (filesToDelete === undefined) {
buildHost.message(ts.Diagnostics.Skipping_clean_because_not_all_projects_could_be_located);
return ts.ExitStatus.DiagnosticsPresent_OutputsSkipped;
}
if (context.options.dry) {
buildHost.message(ts.Diagnostics.A_non_dry_build_would_delete_the_following_files_Colon_0, filesToDelete.map(function (f) { return "\r\n * " + f; }).join(""));
return ts.ExitStatus.Success;
}
if (!compilerHost.deleteFile) {
throw new Error("Host does not support deleting files");
}
for (var _i = 0, filesToDelete_1 = filesToDelete; _i < filesToDelete_1.length; _i++) {
var output = filesToDelete_1[_i];
compilerHost.deleteFile(output);
}
return ts.ExitStatus.Success;
}
function resolveProjectName(name) {
var fullPath = ts.resolvePath(compilerHost.getCurrentDirectory(), name);
if (compilerHost.fileExists(fullPath)) {
return fullPath;
}
var fullPathWithTsconfig = ts.combinePaths(fullPath, "tsconfig.json");
if (compilerHost.fileExists(fullPathWithTsconfig)) {
return fullPathWithTsconfig;
}
buildHost.error(ts.Diagnostics.File_0_not_found, relName(fullPath));
return undefined;
}
function resolveProjectNames(configFileNames) {
var resolvedNames = [];
for (var _i = 0, configFileNames_1 = configFileNames; _i < configFileNames_1.length; _i++) {
var name = configFileNames_1[_i];
var resolved = resolveProjectName(name);
if (resolved === undefined) {
return undefined;
}
resolvedNames.push(resolved);
}
return resolvedNames;
}
function buildAllProjects() {
var graph = getGlobalDependencyGraph();
if (graph === undefined)
return ts.ExitStatus.DiagnosticsPresent_OutputsSkipped;
var queue = graph.buildQueue;
reportBuildQueue(graph);
var anyFailed = false;
for (var _i = 0, queue_1 = queue; _i < queue_1.length; _i++) {
var next = queue_1[_i];
var proj = configFileCache.parseConfigFile(next);
if (proj === undefined) {
anyFailed = true;
break;
}
var status = getUpToDateStatus(proj);
verboseReportProjectStatus(next, status);
var projName = proj.options.configFilePath;
if (status.type === UpToDateStatusType.UpToDate && !context.options.force) {
if (defaultOptions.dry) {
buildHost.message(ts.Diagnostics.Project_0_is_up_to_date, projName);
}
continue;
}
if (status.type === UpToDateStatusType.UpToDateWithUpstreamTypes && !context.options.force) {
updateOutputTimestamps(proj);
continue;
}
if (status.type === UpToDateStatusType.UpstreamBlocked) {
if (context.options.verbose)
buildHost.verbose(ts.Diagnostics.Skipping_build_of_project_0_because_its_dependency_1_has_errors, projName, status.upstreamProjectName);
continue;
}
if (status.type === UpToDateStatusType.ContainerOnly) {
continue;
}
var buildResult = buildSingleProject(next);
anyFailed = anyFailed || !!(buildResult & BuildResultFlags.AnyErrors);
}
return anyFailed ? ts.ExitStatus.DiagnosticsPresent_OutputsSkipped : ts.ExitStatus.Success;
}
function reportBuildQueue(graph) {
if (!context.options.verbose)
return;
var names = [];
for (var _i = 0, _a = graph.buildQueue; _i < _a.length; _i++) {
var name = _a[_i];
names.push(name);
}
if (context.options.verbose)
buildHost.verbose(ts.Diagnostics.Projects_in_this_build_Colon_0, names.map(function (s) { return "\r\n * " + relName(s); }).join(""));
}
function relName(path) {
return ts.convertToRelativePath(path, compilerHost.getCurrentDirectory(), function (f) { return compilerHost.getCanonicalFileName(f); });
}
function reportVerbose(message) {
var args = [];
for (var _i = 1; _i < arguments.length; _i++) {
args[_i - 1] = arguments[_i];
}
buildHost.verbose.apply(buildHost, [message].concat(args));
}
function verboseReportProjectStatus(configFileName, status) {
if (!context.options.verbose)
return;
return formatUpToDateStatus(configFileName, status, relName, reportVerbose);
}
}
ts.createSolutionBuilder = createSolutionBuilder;
function getUpToDateStatus(host, project) {
if (project === undefined) {
return { type: UpToDateStatusType.Unbuildable, reason: "File deleted mid-build" };
}
var prior = host.getLastStatus ? host.getLastStatus(project.options.configFilePath) : undefined;
if (prior !== undefined) {
return prior;
}
var actual = getUpToDateStatusWorker(host, project);
if (host.setLastStatus) {
host.setLastStatus(project.options.configFilePath, actual);
}
return actual;
}
ts.getUpToDateStatus = getUpToDateStatus;
function getUpToDateStatusWorker(host, project) {
var newestInputFileName = undefined;
var newestInputFileTime = minimumDate;
for (var _i = 0, _a = project.fileNames; _i < _a.length; _i++) {
var inputFile = _a[_i];
if (!host.fileExists(inputFile)) {
return {
type: UpToDateStatusType.Unbuildable,
reason: inputFile + " does not exist"
};
}
var inputTime = host.getModifiedTime(inputFile);
if (inputTime > newestInputFileTime) {
newestInputFileName = inputFile;
newestInputFileTime = inputTime;
}
}
var outputs = getAllProjectOutputs(project);
if (outputs.length === 0) {
return {
type: UpToDateStatusType.ContainerOnly
};
}
var oldestOutputFileName = "(none)";
var oldestOutputFileTime = maximumDate;
var newestOutputFileName = "(none)";
var newestOutputFileTime = minimumDate;
var missingOutputFileName;
var newestDeclarationFileContentChangedTime = minimumDate;
var isOutOfDateWithInputs = false;
for (var _b = 0, outputs_3 = outputs; _b < outputs_3.length; _b++) {
var output = outputs_3[_b];
if (!host.fileExists(output)) {
missingOutputFileName = output;
break;
}
var outputTime = host.getModifiedTime(output);
if (outputTime < oldestOutputFileTime) {
oldestOutputFileTime = outputTime;
oldestOutputFileName = output;
}
if (outputTime < newestInputFileTime) {
isOutOfDateWithInputs = true;
break;
}
if (outputTime > newestOutputFileTime) {
newestOutputFileTime = outputTime;
newestOutputFileName = output;
}
if (isDeclarationFile(output)) {
var unchangedTime = host.getUnchangedTime ? host.getUnchangedTime(output) : undefined;
if (unchangedTime !== undefined) {
newestDeclarationFileContentChangedTime = newer(unchangedTime, newestDeclarationFileContentChangedTime);
}
else {
newestDeclarationFileContentChangedTime = newer(newestDeclarationFileContentChangedTime, host.getModifiedTime(output));
}
}
}
var pseudoUpToDate = false;
var usesPrepend = false;
var upstreamChangedProject;
if (project.projectReferences && host.parseConfigFile) {
for (var _c = 0, _d = project.projectReferences; _c < _d.length; _c++) {
var ref = _d[_c];
usesPrepend = usesPrepend || !!(ref.prepend);
var resolvedRef = ts.resolveProjectReferencePath(host, ref);
var refStatus = getUpToDateStatus(host, host.parseConfigFile(resolvedRef));
if (refStatus.type === UpToDateStatusType.Unbuildable) {
return {
type: UpToDateStatusType.UpstreamBlocked,
upstreamProjectName: ref.path
};
}
if (refStatus.type !== UpToDateStatusType.UpToDate) {
return {
type: UpToDateStatusType.UpstreamOutOfDate,
upstreamProjectName: ref.path
};
}
if (refStatus.newestInputFileTime && refStatus.newestInputFileTime <= oldestOutputFileTime) {
continue;
}
if (refStatus.newestDeclarationFileContentChangedTime && refStatus.newestDeclarationFileContentChangedTime <= oldestOutputFileTime) {
pseudoUpToDate = true;
upstreamChangedProject = ref.path;
continue;
}
ts.Debug.assert(oldestOutputFileName !== undefined, "Should have an oldest output filename here");
return {
type: UpToDateStatusType.OutOfDateWithUpstream,
outOfDateOutputFileName: oldestOutputFileName,
newerProjectName: ref.path
};
}
}
if (missingOutputFileName !== undefined) {
return {
type: UpToDateStatusType.OutputMissing,
missingOutputFileName: missingOutputFileName
};
}
if (isOutOfDateWithInputs) {
return {
type: UpToDateStatusType.OutOfDateWithSelf,
outOfDateOutputFileName: oldestOutputFileName,
newerInputFileName: newestInputFileName
};
}
if (usesPrepend && pseudoUpToDate) {
return {
type: UpToDateStatusType.OutOfDateWithUpstream,
outOfDateOutputFileName: oldestOutputFileName,
newerProjectName: upstreamChangedProject
};
}
return {
type: pseudoUpToDate ? UpToDateStatusType.UpToDateWithUpstreamTypes : UpToDateStatusType.UpToDate,
newestDeclarationFileContentChangedTime: newestDeclarationFileContentChangedTime,
newestInputFileTime: newestInputFileTime,
newestOutputFileTime: newestOutputFileTime,
newestInputFileName: newestInputFileName,
newestOutputFileName: newestOutputFileName,
oldestOutputFileName: oldestOutputFileName
};
}
function getAllProjectOutputs(project) {
if (project.options.outFile) {
return getOutFileOutputs(project);
}
else {
var outputs = [];
for (var _i = 0, _a = project.fileNames; _i < _a.length; _i++) {
var inputFile = _a[_i];
outputs.push.apply(outputs, getOutputFileNames(inputFile, project));
}
return outputs;
}
}
ts.getAllProjectOutputs = getAllProjectOutputs;
function formatUpToDateStatus(configFileName, status, relName, formatMessage) {
switch (status.type) {
case UpToDateStatusType.OutOfDateWithSelf:
return formatMessage(ts.Diagnostics.Project_0_is_out_of_date_because_oldest_output_1_is_older_than_newest_input_2, relName(configFileName), relName(status.outOfDateOutputFileName), relName(status.newerInputFileName));
case UpToDateStatusType.OutOfDateWithUpstream:
return formatMessage(ts.Diagnostics.Project_0_is_out_of_date_because_oldest_output_1_is_older_than_newest_input_2, relName(configFileName), relName(status.outOfDateOutputFileName), relName(status.newerProjectName));
case UpToDateStatusType.OutputMissing:
return formatMessage(ts.Diagnostics.Project_0_is_out_of_date_because_output_file_1_does_not_exist, relName(configFileName), relName(status.missingOutputFileName));
case UpToDateStatusType.UpToDate:
if (status.newestInputFileTime !== undefined) {
return formatMessage(ts.Diagnostics.Project_0_is_up_to_date_because_newest_input_1_is_older_than_oldest_output_2, relName(configFileName), relName(status.newestInputFileName || ""), relName(status.oldestOutputFileName || ""));
}
break;
case UpToDateStatusType.UpToDateWithUpstreamTypes:
return formatMessage(ts.Diagnostics.Project_0_is_up_to_date_with_d_ts_files_from_its_dependencies, relName(configFileName));
case UpToDateStatusType.UpstreamOutOfDate:
return formatMessage(ts.Diagnostics.Project_0_is_out_of_date_because_its_dependency_1_is_out_of_date, relName(configFileName), relName(status.upstreamProjectName));
case UpToDateStatusType.UpstreamBlocked:
return formatMessage(ts.Diagnostics.Project_0_can_t_be_built_because_its_dependency_1_has_errors, relName(configFileName), relName(status.upstreamProjectName));
case UpToDateStatusType.Unbuildable:
return formatMessage(ts.Diagnostics.Failed_to_parse_file_0_Colon_1, relName(configFileName), status.reason);
case UpToDateStatusType.ContainerOnly:
break;
default:
ts.assertTypeIsNever(status);
}
}
ts.formatUpToDateStatus = formatUpToDateStatus;
})(ts || (ts = {}));
//# sourceMappingURL=compiler.release.js.map
var ts;
(function (ts) {
function countLines(program) {
var count = 0;
ts.forEach(program.getSourceFiles(), function (file) {
count += ts.getLineStarts(file).length;
});
return count;
}
var reportDiagnostic = ts.createDiagnosticReporter(ts.sys);
function updateReportDiagnostic(options) {
if (shouldBePretty(options)) {
reportDiagnostic = ts.createDiagnosticReporter(ts.sys, /*pretty*/ true);
}
}
function defaultIsPretty() {
return !!ts.sys.writeOutputIsTTY && ts.sys.writeOutputIsTTY();
}
function shouldBePretty(options) {
if (typeof options.pretty === "undefined") {
return defaultIsPretty();
}
return options.pretty;
}
function padLeft(s, length) {
while (s.length < length) {
s = " " + s;
}
return s;
}
function padRight(s, length) {
while (s.length < length) {
s = s + " ";
}
return s;
}
function getOptionsForHelp(commandLine) {
// Sort our options by their names, (e.g. "--noImplicitAny" comes before "--watch")
return !!commandLine.options.all ?
ts.sort(ts.optionDeclarations, function (a, b) { return ts.compareStringsCaseInsensitive(a.name, b.name); }) :
ts.filter(ts.optionDeclarations.slice(), function (v) { return !!v.showInSimplifiedHelpView; });
}
function executeCommandLine(args) {
if (args.length > 0 && ((args[0].toLowerCase() === "--build") || (args[0].toLowerCase() === "-b"))) {
var reportDiag_1 = ts.createDiagnosticReporter(ts.sys, defaultIsPretty());
var report = function (message) {
var args = [];
for (var _i = 1; _i < arguments.length; _i++) {
args[_i - 1] = arguments[_i];
}
return reportDiag_1(ts.createCompilerDiagnostic.apply(void 0, [message].concat(args)));
};
var buildHost = {
error: report,
verbose: report,
message: report,
errorDiagnostic: function (d) { return reportDiag_1(d); }
};
var result = ts.performBuild(args.slice(1), ts.createCompilerHost({}), buildHost, ts.sys);
// undefined = in watch mode, do not exit
if (result !== undefined) {
return ts.sys.exit(result);
}
else {
return;
}
}
var commandLine = ts.parseCommandLine(args);
if (commandLine.options.build) {
reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.Option_build_must_be_the_first_command_line_argument));
return ts.sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped);
}
// Configuration file name (if any)
var configFileName;
if (commandLine.options.locale) {
ts.validateLocaleAndSetLanguage(commandLine.options.locale, ts.sys, commandLine.errors);
}
// If there are any errors due to command line parsing and/or
// setting up localization, report them and quit.
if (commandLine.errors.length > 0) {
commandLine.errors.forEach(reportDiagnostic);
return ts.sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped);
}
if (commandLine.options.init) {
writeConfigFile(commandLine.options, commandLine.fileNames);
return ts.sys.exit(ts.ExitStatus.Success);
}
if (commandLine.options.version) {
ts.printVersion();
return ts.sys.exit(ts.ExitStatus.Success);
}
if (commandLine.options.help || commandLine.options.all) {
ts.printVersion();
ts.printHelp(getOptionsForHelp(commandLine));
return ts.sys.exit(ts.ExitStatus.Success);
}
if (commandLine.options.project) {
if (commandLine.fileNames.length !== 0) {
reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.Option_project_cannot_be_mixed_with_source_files_on_a_command_line));
return ts.sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped);
}
var fileOrDirectory = ts.normalizePath(commandLine.options.project);
if (!fileOrDirectory /* current directory "." */ || ts.sys.directoryExists(fileOrDirectory)) {
configFileName = ts.combinePaths(fileOrDirectory, "tsconfig.json");
if (!ts.sys.fileExists(configFileName)) {
reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.Cannot_find_a_tsconfig_json_file_at_the_specified_directory_Colon_0, commandLine.options.project));
return ts.sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped);
}
}
else {
configFileName = fileOrDirectory;
if (!ts.sys.fileExists(configFileName)) {
reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.The_specified_path_does_not_exist_Colon_0, commandLine.options.project));
return ts.sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped);
}
}
}
else if (commandLine.fileNames.length === 0) {
var searchPath = ts.normalizePath(ts.sys.getCurrentDirectory());
configFileName = ts.findConfigFile(searchPath, ts.sys.fileExists);
}
if (commandLine.fileNames.length === 0 && !configFileName) {
ts.printVersion();
ts.printHelp(getOptionsForHelp(commandLine));
return ts.sys.exit(ts.ExitStatus.Success);
}
var commandLineOptions = commandLine.options;
if (configFileName) {
var configParseResult = ts.parseConfigFileWithSystem(configFileName, commandLineOptions, ts.sys, reportDiagnostic); // TODO: GH#18217
updateReportDiagnostic(configParseResult.options);
if (ts.isWatchSet(configParseResult.options)) {
reportWatchModeWithoutSysSupport();
createWatchOfConfigFile(configParseResult, commandLineOptions);
}
else {
performCompilation(configParseResult.fileNames, configParseResult.projectReferences, configParseResult.options, ts.getConfigFileParsingDiagnostics(configParseResult));
}
}
else {
updateReportDiagnostic(commandLineOptions);
if (ts.isWatchSet(commandLineOptions)) {
reportWatchModeWithoutSysSupport();
createWatchOfFilesAndCompilerOptions(commandLine.fileNames, commandLineOptions);
}
else {
performCompilation(commandLine.fileNames, /*references*/ undefined, commandLineOptions);
}
}
}
ts.executeCommandLine = executeCommandLine;
function reportWatchModeWithoutSysSupport() {
if (!ts.sys.watchFile || !ts.sys.watchDirectory) {
reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.The_current_host_does_not_support_the_0_option, "--watch"));
ts.sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped);
}
}
function performCompilation(rootNames, projectReferences, options, configFileParsingDiagnostics) {
var host = ts.createCompilerHost(options);
enableStatistics(options);
var programOptions = {
rootNames: rootNames,
options: options,
projectReferences: projectReferences,
host: host,
configFileParsingDiagnostics: configFileParsingDiagnostics
};
var program = ts.createProgram(programOptions);
var exitStatus = ts.emitFilesAndReportErrors(program, reportDiagnostic, function (s) { return ts.sys.write(s + ts.sys.newLine); });
reportStatistics(program);
return ts.sys.exit(exitStatus);
}
function updateWatchCompilationHost(watchCompilerHost) {
var compileUsingBuilder = watchCompilerHost.createProgram;
watchCompilerHost.createProgram = function (rootNames, options, host, oldProgram, configFileParsingDiagnostics) {
ts.Debug.assert(rootNames !== undefined || (options === undefined && !!oldProgram));
if (options !== undefined) {
enableStatistics(options);
}
return compileUsingBuilder(rootNames, options, host, oldProgram, configFileParsingDiagnostics);
};
var emitFilesUsingBuilder = watchCompilerHost.afterProgramCreate; // TODO: GH#18217
watchCompilerHost.afterProgramCreate = function (builderProgram) {
emitFilesUsingBuilder(builderProgram);
reportStatistics(builderProgram.getProgram());
};
}
function createWatchStatusReporter(options) {
return ts.createWatchStatusReporter(ts.sys, shouldBePretty(options));
}
function createWatchOfConfigFile(configParseResult, optionsToExtend) {
var watchCompilerHost = ts.createWatchCompilerHostOfConfigFile(configParseResult.options.configFilePath, optionsToExtend, ts.sys, /*createProgram*/ undefined, reportDiagnostic, createWatchStatusReporter(configParseResult.options)); // TODO: GH#18217
updateWatchCompilationHost(watchCompilerHost);
watchCompilerHost.configFileParsingResult = configParseResult;
ts.createWatchProgram(watchCompilerHost);
}
function createWatchOfFilesAndCompilerOptions(rootFiles, options) {
var watchCompilerHost = ts.createWatchCompilerHostOfFilesAndCompilerOptions(rootFiles, options, ts.sys, /*createProgram*/ undefined, reportDiagnostic, createWatchStatusReporter(options));
updateWatchCompilationHost(watchCompilerHost);
ts.createWatchProgram(watchCompilerHost);
}
function enableStatistics(compilerOptions) {
if (compilerOptions.diagnostics || compilerOptions.extendedDiagnostics) {
ts.performance.enable();
}
}
function reportStatistics(program) {
var statistics;
var compilerOptions = program.getCompilerOptions();
if (compilerOptions.diagnostics || compilerOptions.extendedDiagnostics) {
statistics = [];
var memoryUsed = ts.sys.getMemoryUsage ? ts.sys.getMemoryUsage() : -1;
reportCountStatistic("Files", program.getSourceFiles().length);
reportCountStatistic("Lines", countLines(program));
reportCountStatistic("Nodes", program.getNodeCount());
reportCountStatistic("Identifiers", program.getIdentifierCount());
reportCountStatistic("Symbols", program.getSymbolCount());
reportCountStatistic("Types", program.getTypeCount());
if (memoryUsed >= 0) {
reportStatisticalValue("Memory used", Math.round(memoryUsed / 1000) + "K");
}
var programTime = ts.performance.getDuration("Program");
var bindTime = ts.performance.getDuration("Bind");
var checkTime = ts.performance.getDuration("Check");
var emitTime = ts.performance.getDuration("Emit");
if (compilerOptions.extendedDiagnostics) {
ts.performance.forEachMeasure(function (name, duration) { return reportTimeStatistic(name + " time", duration); });
}
else {
// Individual component times.
// Note: To match the behavior of previous versions of the compiler, the reported parse time includes
// I/O read time and processing time for triple-slash references and module imports, and the reported
// emit time includes I/O write time. We preserve this behavior so we can accurately compare times.
reportTimeStatistic("I/O read", ts.performance.getDuration("I/O Read"));
reportTimeStatistic("I/O write", ts.performance.getDuration("I/O Write"));
reportTimeStatistic("Parse time", programTime);
reportTimeStatistic("Bind time", bindTime);
reportTimeStatistic("Check time", checkTime);
reportTimeStatistic("Emit time", emitTime);
}
reportTimeStatistic("Total time", programTime + bindTime + checkTime + emitTime);
reportStatistics();
ts.performance.disable();
}
function reportStatistics() {
var nameSize = 0;
var valueSize = 0;
for (var _i = 0, statistics_1 = statistics; _i < statistics_1.length; _i++) {
var _a = statistics_1[_i], name = _a.name, value = _a.value;
if (name.length > nameSize) {
nameSize = name.length;
}
if (value.length > valueSize) {
valueSize = value.length;
}
}
for (var _b = 0, statistics_2 = statistics; _b < statistics_2.length; _b++) {
var _c = statistics_2[_b], name = _c.name, value = _c.value;
ts.sys.write(padRight(name + ":", nameSize + 2) + padLeft(value.toString(), valueSize) + ts.sys.newLine);
}
}
function reportStatisticalValue(name, value) {
statistics.push({ name: name, value: value });
}
function reportCountStatistic(name, count) {
reportStatisticalValue(name, "" + count);
}
function reportTimeStatistic(name, time) {
reportStatisticalValue(name, (time / 1000).toFixed(2) + "s");
}
}
function writeConfigFile(options, fileNames) {
var currentDirectory = ts.sys.getCurrentDirectory();
var file = ts.normalizePath(ts.combinePaths(currentDirectory, "tsconfig.json"));
if (ts.sys.fileExists(file)) {
reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.A_tsconfig_json_file_is_already_defined_at_Colon_0, file));
}
else {
ts.sys.writeFile(file, ts.generateTSConfig(options, fileNames, ts.sys.newLine));
reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.Successfully_created_a_tsconfig_json_file));
}
return;
}
})(ts || (ts = {}));
if (ts.Debug.isDebugging) {
ts.Debug.enableDebugInfo();
}
if (ts.sys.tryEnableSourceMapsForHost && /^development$/i.test(ts.sys.getEnvironmentVariable("NODE_ENV"))) {
ts.sys.tryEnableSourceMapsForHost();
}
if (ts.sys.setBlocking) {
ts.sys.setBlocking();
}
ts.executeCommandLine(ts.sys.args);
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