18943 lines
997 KiB
JavaScript
18943 lines
997 KiB
JavaScript
/*! *****************************************************************************
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Copyright (c) Microsoft Corporation. All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License"); you may not use
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this file except in compliance with the License. You may obtain a copy of the
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License at http://www.apache.org/licenses/LICENSE-2.0
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THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
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WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
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MERCHANTABLITY OR NON-INFRINGEMENT.
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See the Apache Version 2.0 License for specific language governing permissions
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and limitations under the License.
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***************************************************************************** */
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var ts;
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(function (ts) {
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(function (EmitReturnStatus) {
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EmitReturnStatus[EmitReturnStatus["Succeeded"] = 0] = "Succeeded";
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EmitReturnStatus[EmitReturnStatus["AllOutputGenerationSkipped"] = 1] = "AllOutputGenerationSkipped";
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EmitReturnStatus[EmitReturnStatus["JSGeneratedWithSemanticErrors"] = 2] = "JSGeneratedWithSemanticErrors";
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EmitReturnStatus[EmitReturnStatus["DeclarationGenerationSkipped"] = 3] = "DeclarationGenerationSkipped";
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EmitReturnStatus[EmitReturnStatus["EmitErrorsEncountered"] = 4] = "EmitErrorsEncountered";
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EmitReturnStatus[EmitReturnStatus["CompilerOptionsErrors"] = 5] = "CompilerOptionsErrors";
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})(ts.EmitReturnStatus || (ts.EmitReturnStatus = {}));
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var EmitReturnStatus = ts.EmitReturnStatus;
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(function (DiagnosticCategory) {
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DiagnosticCategory[DiagnosticCategory["Warning"] = 0] = "Warning";
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DiagnosticCategory[DiagnosticCategory["Error"] = 1] = "Error";
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DiagnosticCategory[DiagnosticCategory["Message"] = 2] = "Message";
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})(ts.DiagnosticCategory || (ts.DiagnosticCategory = {}));
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var DiagnosticCategory = ts.DiagnosticCategory;
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})(ts || (ts = {}));
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var ts;
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(function (ts) {
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function forEach(array, callback) {
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if (array) {
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for (var i = 0, len = array.length; i < len; i++) {
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var result = callback(array[i]);
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if (result) {
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return result;
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}
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}
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}
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return undefined;
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}
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ts.forEach = forEach;
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function contains(array, value) {
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if (array) {
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for (var i = 0, len = array.length; i < len; i++) {
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if (array[i] === value) {
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return true;
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}
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}
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}
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return false;
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}
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ts.contains = contains;
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function indexOf(array, value) {
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if (array) {
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for (var i = 0, len = array.length; i < len; i++) {
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if (array[i] === value) {
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return i;
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}
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}
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}
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return -1;
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}
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ts.indexOf = indexOf;
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function countWhere(array, predicate) {
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var count = 0;
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if (array) {
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for (var i = 0, len = array.length; i < len; i++) {
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if (predicate(array[i])) {
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count++;
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}
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}
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}
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return count;
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}
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ts.countWhere = countWhere;
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function filter(array, f) {
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if (array) {
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var result = [];
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for (var i = 0, len = array.length; i < len; i++) {
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var item = array[i];
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if (f(item)) {
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result.push(item);
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}
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}
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}
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return result;
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}
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ts.filter = filter;
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function map(array, f) {
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if (array) {
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var result = [];
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for (var i = 0, len = array.length; i < len; i++) {
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result.push(f(array[i]));
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}
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}
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return result;
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}
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ts.map = map;
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function concatenate(array1, array2) {
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if (!array2 || !array2.length)
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return array1;
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if (!array1 || !array1.length)
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return array2;
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return array1.concat(array2);
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}
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ts.concatenate = concatenate;
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function deduplicate(array) {
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if (array) {
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var result = [];
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for (var i = 0, len = array.length; i < len; i++) {
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var item = array[i];
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if (!contains(result, item))
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result.push(item);
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}
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}
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return result;
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}
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ts.deduplicate = deduplicate;
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function sum(array, prop) {
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var result = 0;
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for (var i = 0; i < array.length; i++) {
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result += array[i][prop];
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}
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return result;
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}
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ts.sum = sum;
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function lastOrUndefined(array) {
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if (array.length === 0) {
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return undefined;
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}
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return array[array.length - 1];
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}
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ts.lastOrUndefined = lastOrUndefined;
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function binarySearch(array, value) {
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var low = 0;
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var high = array.length - 1;
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while (low <= high) {
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var middle = low + ((high - low) >> 1);
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var midValue = array[middle];
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if (midValue === value) {
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return middle;
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}
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else if (midValue > value) {
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high = middle - 1;
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}
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else {
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low = middle + 1;
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}
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}
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return ~low;
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}
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ts.binarySearch = binarySearch;
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var hasOwnProperty = Object.prototype.hasOwnProperty;
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function hasProperty(map, key) {
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return hasOwnProperty.call(map, key);
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}
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ts.hasProperty = hasProperty;
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function getProperty(map, key) {
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return hasOwnProperty.call(map, key) ? map[key] : undefined;
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}
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ts.getProperty = getProperty;
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function isEmpty(map) {
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for (var id in map) {
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if (hasProperty(map, id)) {
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return false;
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}
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}
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return true;
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}
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ts.isEmpty = isEmpty;
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function clone(object) {
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var result = {};
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for (var id in object) {
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result[id] = object[id];
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}
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return result;
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}
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ts.clone = clone;
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function forEachValue(map, callback) {
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var result;
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for (var id in map) {
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if (result = callback(map[id]))
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break;
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}
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return result;
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}
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ts.forEachValue = forEachValue;
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function forEachKey(map, callback) {
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var result;
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for (var id in map) {
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if (result = callback(id))
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break;
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}
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return result;
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}
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ts.forEachKey = forEachKey;
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function lookUp(map, key) {
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return hasProperty(map, key) ? map[key] : undefined;
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}
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ts.lookUp = lookUp;
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function mapToArray(map) {
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var result = [];
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for (var id in map) {
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result.push(map[id]);
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}
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return result;
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}
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ts.mapToArray = mapToArray;
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function arrayToMap(array, makeKey) {
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var result = {};
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forEach(array, function (value) {
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result[makeKey(value)] = value;
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});
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return result;
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}
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ts.arrayToMap = arrayToMap;
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function formatStringFromArgs(text, args, baseIndex) {
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baseIndex = baseIndex || 0;
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return text.replace(/{(\d+)}/g, function (match, index) { return args[+index + baseIndex]; });
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}
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ts.localizedDiagnosticMessages = undefined;
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function getLocaleSpecificMessage(message) {
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return ts.localizedDiagnosticMessages && ts.localizedDiagnosticMessages[message] ? ts.localizedDiagnosticMessages[message] : message;
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}
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ts.getLocaleSpecificMessage = getLocaleSpecificMessage;
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function createFileDiagnostic(file, start, length, message) {
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Debug.assert(start >= 0, "start must be non-negative, is " + start);
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Debug.assert(length >= 0, "length must be non-negative, is " + length);
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var text = getLocaleSpecificMessage(message.key);
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if (arguments.length > 4) {
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text = formatStringFromArgs(text, arguments, 4);
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}
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return {
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file: file,
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start: start,
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length: length,
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messageText: text,
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category: message.category,
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code: message.code,
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isEarly: message.isEarly
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};
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}
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ts.createFileDiagnostic = createFileDiagnostic;
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function createCompilerDiagnostic(message) {
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var text = getLocaleSpecificMessage(message.key);
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if (arguments.length > 1) {
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text = formatStringFromArgs(text, arguments, 1);
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}
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return {
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file: undefined,
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start: undefined,
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length: undefined,
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messageText: text,
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category: message.category,
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code: message.code,
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isEarly: message.isEarly
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};
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}
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ts.createCompilerDiagnostic = createCompilerDiagnostic;
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function chainDiagnosticMessages(details, message) {
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var text = getLocaleSpecificMessage(message.key);
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if (arguments.length > 2) {
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text = formatStringFromArgs(text, arguments, 2);
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}
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return {
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messageText: text,
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category: message.category,
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code: message.code,
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next: details
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};
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}
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ts.chainDiagnosticMessages = chainDiagnosticMessages;
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function concatenateDiagnosticMessageChains(headChain, tailChain) {
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Debug.assert(!headChain.next);
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headChain.next = tailChain;
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return headChain;
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}
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ts.concatenateDiagnosticMessageChains = concatenateDiagnosticMessageChains;
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function flattenDiagnosticChain(file, start, length, diagnosticChain, newLine) {
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Debug.assert(start >= 0, "start must be non-negative, is " + start);
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Debug.assert(length >= 0, "length must be non-negative, is " + length);
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var code = diagnosticChain.code;
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var category = diagnosticChain.category;
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var messageText = "";
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var indent = 0;
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while (diagnosticChain) {
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if (indent) {
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messageText += newLine;
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for (var i = 0; i < indent; i++) {
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messageText += " ";
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}
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}
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messageText += diagnosticChain.messageText;
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indent++;
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diagnosticChain = diagnosticChain.next;
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}
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return {
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file: file,
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start: start,
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length: length,
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code: code,
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category: category,
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messageText: messageText
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};
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}
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ts.flattenDiagnosticChain = flattenDiagnosticChain;
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function compareValues(a, b) {
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if (a === b)
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return 0 /* EqualTo */;
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if (a === undefined)
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return -1 /* LessThan */;
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if (b === undefined)
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return 1 /* GreaterThan */;
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return a < b ? -1 /* LessThan */ : 1 /* GreaterThan */;
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}
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ts.compareValues = compareValues;
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function getDiagnosticFilename(diagnostic) {
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return diagnostic.file ? diagnostic.file.filename : undefined;
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}
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function compareDiagnostics(d1, d2) {
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return compareValues(getDiagnosticFilename(d1), getDiagnosticFilename(d2)) || compareValues(d1.start, d2.start) || compareValues(d1.length, d2.length) || compareValues(d1.code, d2.code) || compareValues(d1.messageText, d2.messageText) || 0;
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}
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ts.compareDiagnostics = compareDiagnostics;
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function deduplicateSortedDiagnostics(diagnostics) {
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if (diagnostics.length < 2) {
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return diagnostics;
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}
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var newDiagnostics = [diagnostics[0]];
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var previousDiagnostic = diagnostics[0];
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for (var i = 1; i < diagnostics.length; i++) {
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var currentDiagnostic = diagnostics[i];
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var isDupe = compareDiagnostics(currentDiagnostic, previousDiagnostic) === 0 /* EqualTo */;
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if (!isDupe) {
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newDiagnostics.push(currentDiagnostic);
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previousDiagnostic = currentDiagnostic;
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}
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}
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return newDiagnostics;
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}
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ts.deduplicateSortedDiagnostics = deduplicateSortedDiagnostics;
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function normalizeSlashes(path) {
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return path.replace(/\\/g, "/");
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}
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ts.normalizeSlashes = normalizeSlashes;
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function getRootLength(path) {
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if (path.charCodeAt(0) === 47 /* slash */) {
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if (path.charCodeAt(1) !== 47 /* slash */)
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return 1;
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var p1 = path.indexOf("/", 2);
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if (p1 < 0)
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return 2;
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var p2 = path.indexOf("/", p1 + 1);
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if (p2 < 0)
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return p1 + 1;
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return p2 + 1;
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}
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if (path.charCodeAt(1) === 58 /* colon */) {
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if (path.charCodeAt(2) === 47 /* slash */)
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return 3;
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return 2;
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}
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return 0;
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}
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ts.getRootLength = getRootLength;
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ts.directorySeparator = "/";
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function getNormalizedParts(normalizedSlashedPath, rootLength) {
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var parts = normalizedSlashedPath.substr(rootLength).split(ts.directorySeparator);
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var normalized = [];
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for (var i = 0; i < parts.length; i++) {
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var part = parts[i];
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if (part !== ".") {
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if (part === ".." && normalized.length > 0 && normalized[normalized.length - 1] !== "..") {
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normalized.pop();
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}
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else {
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normalized.push(part);
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}
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}
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}
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return normalized;
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}
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function normalizePath(path) {
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var path = normalizeSlashes(path);
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var rootLength = getRootLength(path);
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var normalized = getNormalizedParts(path, rootLength);
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return path.substr(0, rootLength) + normalized.join(ts.directorySeparator);
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}
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ts.normalizePath = normalizePath;
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function getDirectoryPath(path) {
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return path.substr(0, Math.max(getRootLength(path), path.lastIndexOf(ts.directorySeparator)));
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}
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ts.getDirectoryPath = getDirectoryPath;
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function isUrl(path) {
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return path && !isRootedDiskPath(path) && path.indexOf("://") !== -1;
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}
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ts.isUrl = isUrl;
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function isRootedDiskPath(path) {
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return getRootLength(path) !== 0;
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}
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ts.isRootedDiskPath = isRootedDiskPath;
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function normalizedPathComponents(path, rootLength) {
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var normalizedParts = getNormalizedParts(path, rootLength);
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return [path.substr(0, rootLength)].concat(normalizedParts);
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}
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function getNormalizedPathComponents(path, currentDirectory) {
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var path = normalizeSlashes(path);
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var rootLength = getRootLength(path);
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if (rootLength == 0) {
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path = combinePaths(normalizeSlashes(currentDirectory), path);
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rootLength = getRootLength(path);
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}
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return normalizedPathComponents(path, rootLength);
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}
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ts.getNormalizedPathComponents = getNormalizedPathComponents;
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function getNormalizedAbsolutePath(filename, currentDirectory) {
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return getNormalizedPathFromPathComponents(getNormalizedPathComponents(filename, currentDirectory));
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}
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ts.getNormalizedAbsolutePath = getNormalizedAbsolutePath;
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function getNormalizedPathFromPathComponents(pathComponents) {
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if (pathComponents && pathComponents.length) {
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return pathComponents[0] + pathComponents.slice(1).join(ts.directorySeparator);
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}
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}
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ts.getNormalizedPathFromPathComponents = getNormalizedPathFromPathComponents;
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function getNormalizedPathComponentsOfUrl(url) {
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var urlLength = url.length;
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var rootLength = url.indexOf("://") + "://".length;
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while (rootLength < urlLength) {
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if (url.charCodeAt(rootLength) === 47 /* slash */) {
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rootLength++;
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}
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else {
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break;
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}
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}
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if (rootLength === urlLength) {
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return [url];
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}
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var indexOfNextSlash = url.indexOf(ts.directorySeparator, rootLength);
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if (indexOfNextSlash !== -1) {
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rootLength = indexOfNextSlash + 1;
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return normalizedPathComponents(url, rootLength);
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}
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else {
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return [url + ts.directorySeparator];
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}
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}
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function getNormalizedPathOrUrlComponents(pathOrUrl, currentDirectory) {
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if (isUrl(pathOrUrl)) {
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return getNormalizedPathComponentsOfUrl(pathOrUrl);
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}
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else {
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return getNormalizedPathComponents(pathOrUrl, currentDirectory);
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}
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}
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function getRelativePathToDirectoryOrUrl(directoryPathOrUrl, relativeOrAbsolutePath, currentDirectory, getCanonicalFileName, isAbsolutePathAnUrl) {
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var pathComponents = getNormalizedPathOrUrlComponents(relativeOrAbsolutePath, currentDirectory);
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var directoryComponents = getNormalizedPathOrUrlComponents(directoryPathOrUrl, currentDirectory);
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if (directoryComponents.length > 1 && directoryComponents[directoryComponents.length - 1] === "") {
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directoryComponents.length--;
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}
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for (var joinStartIndex = 0; joinStartIndex < pathComponents.length && joinStartIndex < directoryComponents.length; joinStartIndex++) {
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if (getCanonicalFileName(directoryComponents[joinStartIndex]) !== getCanonicalFileName(pathComponents[joinStartIndex])) {
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break;
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}
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}
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if (joinStartIndex) {
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var relativePath = "";
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var relativePathComponents = pathComponents.slice(joinStartIndex, pathComponents.length);
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for (; joinStartIndex < directoryComponents.length; joinStartIndex++) {
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if (directoryComponents[joinStartIndex] !== "") {
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relativePath = relativePath + ".." + ts.directorySeparator;
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}
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}
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return relativePath + relativePathComponents.join(ts.directorySeparator);
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}
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var absolutePath = getNormalizedPathFromPathComponents(pathComponents);
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if (isAbsolutePathAnUrl && isRootedDiskPath(absolutePath)) {
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absolutePath = "file:///" + absolutePath;
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}
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return absolutePath;
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}
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ts.getRelativePathToDirectoryOrUrl = getRelativePathToDirectoryOrUrl;
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function getBaseFilename(path) {
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var i = path.lastIndexOf(ts.directorySeparator);
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return i < 0 ? path : path.substring(i + 1);
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}
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ts.getBaseFilename = getBaseFilename;
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function combinePaths(path1, path2) {
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if (!(path1 && path1.length))
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return path2;
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if (!(path2 && path2.length))
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return path1;
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if (path2.charAt(0) === ts.directorySeparator)
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return path2;
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if (path1.charAt(path1.length - 1) === ts.directorySeparator)
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return path1 + path2;
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return path1 + ts.directorySeparator + path2;
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}
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ts.combinePaths = combinePaths;
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function fileExtensionIs(path, extension) {
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var pathLen = path.length;
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var extLen = extension.length;
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return pathLen > extLen && path.substr(pathLen - extLen, extLen) === extension;
|
|
}
|
|
ts.fileExtensionIs = fileExtensionIs;
|
|
var supportedExtensions = [".d.ts", ".ts", ".js"];
|
|
function removeFileExtension(path) {
|
|
for (var i = 0; i < supportedExtensions.length; i++) {
|
|
var ext = supportedExtensions[i];
|
|
if (fileExtensionIs(path, ext)) {
|
|
return path.substr(0, path.length - ext.length);
|
|
}
|
|
}
|
|
return path;
|
|
}
|
|
ts.removeFileExtension = removeFileExtension;
|
|
var backslashOrDoubleQuote = /[\"\\]/g;
|
|
var escapedCharsRegExp = /[\0-\19\t\v\f\b\0\r\n\u2028\u2029\u0085]/g;
|
|
var escapedCharsMap = {
|
|
"\0": "\\0",
|
|
"\t": "\\t",
|
|
"\v": "\\v",
|
|
"\f": "\\f",
|
|
"\b": "\\b",
|
|
"\r": "\\r",
|
|
"\n": "\\n",
|
|
"\\": "\\\\",
|
|
"\"": "\\\"",
|
|
"\u2028": "\\u2028",
|
|
"\u2029": "\\u2029",
|
|
"\u0085": "\\u0085"
|
|
};
|
|
function escapeString(s) {
|
|
s = backslashOrDoubleQuote.test(s) ? s.replace(backslashOrDoubleQuote, getReplacement) : s;
|
|
s = escapedCharsRegExp.test(s) ? s.replace(escapedCharsRegExp, getReplacement) : s;
|
|
return s;
|
|
function getReplacement(c) {
|
|
return escapedCharsMap[c] || unicodeEscape(c);
|
|
}
|
|
function unicodeEscape(c) {
|
|
var hexCharCode = c.charCodeAt(0).toString(16);
|
|
var paddedHexCode = ("0000" + hexCharCode).slice(-4);
|
|
return "\\u" + paddedHexCode;
|
|
}
|
|
}
|
|
ts.escapeString = escapeString;
|
|
function Symbol(flags, name) {
|
|
this.flags = flags;
|
|
this.name = name;
|
|
this.declarations = undefined;
|
|
}
|
|
function Type(checker, flags) {
|
|
this.flags = flags;
|
|
}
|
|
function Signature(checker) {
|
|
}
|
|
ts.objectAllocator = {
|
|
getNodeConstructor: function (kind) {
|
|
function Node() {
|
|
}
|
|
Node.prototype = {
|
|
kind: kind,
|
|
pos: 0,
|
|
end: 0,
|
|
flags: 0,
|
|
parent: undefined
|
|
};
|
|
return Node;
|
|
},
|
|
getSymbolConstructor: function () { return Symbol; },
|
|
getTypeConstructor: function () { return Type; },
|
|
getSignatureConstructor: function () { return Signature; }
|
|
};
|
|
var Debug;
|
|
(function (Debug) {
|
|
var currentAssertionLevel = 0 /* None */;
|
|
function shouldAssert(level) {
|
|
return currentAssertionLevel >= level;
|
|
}
|
|
Debug.shouldAssert = shouldAssert;
|
|
function assert(expression, message, verboseDebugInfo) {
|
|
if (!expression) {
|
|
var verboseDebugString = "";
|
|
if (verboseDebugInfo) {
|
|
verboseDebugString = "\r\nVerbose Debug Information: " + verboseDebugInfo();
|
|
}
|
|
throw new Error("Debug Failure. False expression: " + (message || "") + verboseDebugString);
|
|
}
|
|
}
|
|
Debug.assert = assert;
|
|
function fail(message) {
|
|
Debug.assert(false, message);
|
|
}
|
|
Debug.fail = fail;
|
|
})(Debug = ts.Debug || (ts.Debug = {}));
|
|
})(ts || (ts = {}));
|
|
var ts;
|
|
(function (ts) {
|
|
ts.sys = (function () {
|
|
function getWScriptSystem() {
|
|
var fso = new ActiveXObject("Scripting.FileSystemObject");
|
|
var fileStream = new ActiveXObject("ADODB.Stream");
|
|
fileStream.Type = 2;
|
|
var binaryStream = new ActiveXObject("ADODB.Stream");
|
|
binaryStream.Type = 1;
|
|
var args = [];
|
|
for (var i = 0; i < WScript.Arguments.length; i++) {
|
|
args[i] = WScript.Arguments.Item(i);
|
|
}
|
|
function readFile(fileName, encoding) {
|
|
if (!fso.FileExists(fileName)) {
|
|
return undefined;
|
|
}
|
|
fileStream.Open();
|
|
try {
|
|
if (encoding) {
|
|
fileStream.Charset = encoding;
|
|
fileStream.LoadFromFile(fileName);
|
|
}
|
|
else {
|
|
fileStream.Charset = "x-ansi";
|
|
fileStream.LoadFromFile(fileName);
|
|
var bom = fileStream.ReadText(2) || "";
|
|
fileStream.Position = 0;
|
|
fileStream.Charset = bom.length >= 2 && (bom.charCodeAt(0) === 0xFF && bom.charCodeAt(1) === 0xFE || bom.charCodeAt(0) === 0xFE && bom.charCodeAt(1) === 0xFF) ? "unicode" : "utf-8";
|
|
}
|
|
return fileStream.ReadText();
|
|
}
|
|
catch (e) {
|
|
throw e;
|
|
}
|
|
finally {
|
|
fileStream.Close();
|
|
}
|
|
}
|
|
function writeFile(fileName, data, writeByteOrderMark) {
|
|
fileStream.Open();
|
|
binaryStream.Open();
|
|
try {
|
|
fileStream.Charset = "utf-8";
|
|
fileStream.WriteText(data);
|
|
if (writeByteOrderMark) {
|
|
fileStream.Position = 0;
|
|
}
|
|
else {
|
|
fileStream.Position = 3;
|
|
}
|
|
fileStream.CopyTo(binaryStream);
|
|
binaryStream.SaveToFile(fileName, 2);
|
|
}
|
|
finally {
|
|
binaryStream.Close();
|
|
fileStream.Close();
|
|
}
|
|
}
|
|
return {
|
|
args: args,
|
|
newLine: "\r\n",
|
|
useCaseSensitiveFileNames: false,
|
|
write: function (s) {
|
|
WScript.StdOut.Write(s);
|
|
},
|
|
readFile: readFile,
|
|
writeFile: writeFile,
|
|
resolvePath: function (path) {
|
|
return fso.GetAbsolutePathName(path);
|
|
},
|
|
fileExists: function (path) {
|
|
return fso.FileExists(path);
|
|
},
|
|
directoryExists: function (path) {
|
|
return fso.FolderExists(path);
|
|
},
|
|
createDirectory: function (directoryName) {
|
|
if (!this.directoryExists(directoryName)) {
|
|
fso.CreateFolder(directoryName);
|
|
}
|
|
},
|
|
getExecutingFilePath: function () {
|
|
return WScript.ScriptFullName;
|
|
},
|
|
getCurrentDirectory: function () {
|
|
return new ActiveXObject("WScript.Shell").CurrentDirectory;
|
|
},
|
|
exit: function (exitCode) {
|
|
try {
|
|
WScript.Quit(exitCode);
|
|
}
|
|
catch (e) {
|
|
}
|
|
}
|
|
};
|
|
}
|
|
function getNodeSystem() {
|
|
var _fs = require("fs");
|
|
var _path = require("path");
|
|
var _os = require('os');
|
|
var platform = _os.platform();
|
|
var useCaseSensitiveFileNames = platform !== "win32" && platform !== "win64" && platform !== "darwin";
|
|
function readFile(fileName, encoding) {
|
|
if (!_fs.existsSync(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 = '\uFEFF' + data;
|
|
}
|
|
_fs.writeFileSync(fileName, data, "utf8");
|
|
}
|
|
return {
|
|
args: process.argv.slice(2),
|
|
newLine: _os.EOL,
|
|
useCaseSensitiveFileNames: useCaseSensitiveFileNames,
|
|
write: function (s) {
|
|
_fs.writeSync(1, s);
|
|
},
|
|
readFile: readFile,
|
|
writeFile: writeFile,
|
|
watchFile: function (fileName, callback) {
|
|
_fs.watchFile(fileName, { persistent: true, interval: 250 }, fileChanged);
|
|
return {
|
|
close: function () {
|
|
_fs.unwatchFile(fileName, fileChanged);
|
|
}
|
|
};
|
|
function fileChanged(curr, prev) {
|
|
if (+curr.mtime <= +prev.mtime) {
|
|
return;
|
|
}
|
|
callback(fileName);
|
|
}
|
|
;
|
|
},
|
|
resolvePath: function (path) {
|
|
return _path.resolve(path);
|
|
},
|
|
fileExists: function (path) {
|
|
return _fs.existsSync(path);
|
|
},
|
|
directoryExists: function (path) {
|
|
return _fs.existsSync(path) && _fs.statSync(path).isDirectory();
|
|
},
|
|
createDirectory: function (directoryName) {
|
|
if (!this.directoryExists(directoryName)) {
|
|
_fs.mkdirSync(directoryName);
|
|
}
|
|
},
|
|
getExecutingFilePath: function () {
|
|
return __filename;
|
|
},
|
|
getCurrentDirectory: function () {
|
|
return process.cwd();
|
|
},
|
|
getMemoryUsage: function () {
|
|
if (global.gc) {
|
|
global.gc();
|
|
}
|
|
return process.memoryUsage().heapUsed;
|
|
},
|
|
exit: function (exitCode) {
|
|
process.exit(exitCode);
|
|
}
|
|
};
|
|
}
|
|
if (typeof WScript !== "undefined" && typeof ActiveXObject === "function") {
|
|
return getWScriptSystem();
|
|
}
|
|
else if (typeof module !== "undefined" && module.exports) {
|
|
return getNodeSystem();
|
|
}
|
|
else {
|
|
return undefined;
|
|
}
|
|
})();
|
|
})(ts || (ts = {}));
|
|
var ts;
|
|
(function (ts) {
|
|
ts.Diagnostics = {
|
|
Unterminated_string_literal: { code: 1002, category: 1 /* Error */, key: "Unterminated string literal." },
|
|
Identifier_expected: { code: 1003, category: 1 /* Error */, key: "Identifier expected." },
|
|
_0_expected: { code: 1005, category: 1 /* Error */, key: "'{0}' expected." },
|
|
A_file_cannot_have_a_reference_to_itself: { code: 1006, category: 1 /* Error */, key: "A file cannot have a reference to itself." },
|
|
Trailing_comma_not_allowed: { code: 1009, category: 1 /* Error */, key: "Trailing comma not allowed." },
|
|
Asterisk_Slash_expected: { code: 1010, category: 1 /* Error */, key: "'*/' expected." },
|
|
Unexpected_token: { code: 1012, category: 1 /* Error */, key: "Unexpected token." },
|
|
Catch_clause_parameter_cannot_have_a_type_annotation: { code: 1013, category: 1 /* Error */, key: "Catch clause parameter cannot have a type annotation." },
|
|
A_rest_parameter_must_be_last_in_a_parameter_list: { code: 1014, category: 1 /* Error */, key: "A rest parameter must be last in a parameter list." },
|
|
Parameter_cannot_have_question_mark_and_initializer: { code: 1015, category: 1 /* Error */, key: "Parameter cannot have question mark and initializer." },
|
|
A_required_parameter_cannot_follow_an_optional_parameter: { code: 1016, category: 1 /* Error */, key: "A required parameter cannot follow an optional parameter." },
|
|
An_index_signature_cannot_have_a_rest_parameter: { code: 1017, category: 1 /* Error */, key: "An index signature cannot have a rest parameter." },
|
|
An_index_signature_parameter_cannot_have_an_accessibility_modifier: { code: 1018, category: 1 /* Error */, key: "An index signature parameter cannot have an accessibility modifier." },
|
|
An_index_signature_parameter_cannot_have_a_question_mark: { code: 1019, category: 1 /* Error */, key: "An index signature parameter cannot have a question mark." },
|
|
An_index_signature_parameter_cannot_have_an_initializer: { code: 1020, category: 1 /* Error */, key: "An index signature parameter cannot have an initializer." },
|
|
An_index_signature_must_have_a_type_annotation: { code: 1021, category: 1 /* Error */, key: "An index signature must have a type annotation." },
|
|
An_index_signature_parameter_must_have_a_type_annotation: { code: 1022, category: 1 /* Error */, key: "An index signature parameter must have a type annotation." },
|
|
An_index_signature_parameter_type_must_be_string_or_number: { code: 1023, category: 1 /* Error */, key: "An index signature parameter type must be 'string' or 'number'." },
|
|
A_class_or_interface_declaration_can_only_have_one_extends_clause: { code: 1024, category: 1 /* Error */, key: "A class or interface declaration can only have one 'extends' clause." },
|
|
An_extends_clause_must_precede_an_implements_clause: { code: 1025, category: 1 /* Error */, key: "An 'extends' clause must precede an 'implements' clause." },
|
|
A_class_can_only_extend_a_single_class: { code: 1026, category: 1 /* Error */, key: "A class can only extend a single class." },
|
|
A_class_declaration_can_only_have_one_implements_clause: { code: 1027, category: 1 /* Error */, key: "A class declaration can only have one 'implements' clause." },
|
|
Accessibility_modifier_already_seen: { code: 1028, category: 1 /* Error */, key: "Accessibility modifier already seen." },
|
|
_0_modifier_must_precede_1_modifier: { code: 1029, category: 1 /* Error */, key: "'{0}' modifier must precede '{1}' modifier." },
|
|
_0_modifier_already_seen: { code: 1030, category: 1 /* Error */, key: "'{0}' modifier already seen." },
|
|
_0_modifier_cannot_appear_on_a_class_element: { code: 1031, category: 1 /* Error */, key: "'{0}' modifier cannot appear on a class element." },
|
|
An_interface_declaration_cannot_have_an_implements_clause: { code: 1032, category: 1 /* Error */, key: "An interface declaration cannot have an 'implements' clause." },
|
|
super_must_be_followed_by_an_argument_list_or_member_access: { code: 1034, category: 1 /* Error */, key: "'super' must be followed by an argument list or member access." },
|
|
Only_ambient_modules_can_use_quoted_names: { code: 1035, category: 1 /* Error */, key: "Only ambient modules can use quoted names." },
|
|
Statements_are_not_allowed_in_ambient_contexts: { code: 1036, category: 1 /* Error */, key: "Statements are not allowed in ambient contexts." },
|
|
A_function_implementation_cannot_be_declared_in_an_ambient_context: { code: 1037, category: 1 /* Error */, key: "A function implementation cannot be declared in an ambient context." },
|
|
A_declare_modifier_cannot_be_used_in_an_already_ambient_context: { code: 1038, category: 1 /* Error */, key: "A 'declare' modifier cannot be used in an already ambient context." },
|
|
Initializers_are_not_allowed_in_ambient_contexts: { code: 1039, category: 1 /* Error */, key: "Initializers are not allowed in ambient contexts." },
|
|
_0_modifier_cannot_appear_on_a_module_element: { code: 1044, category: 1 /* Error */, key: "'{0}' modifier cannot appear on a module element." },
|
|
A_declare_modifier_cannot_be_used_with_an_interface_declaration: { code: 1045, category: 1 /* Error */, key: "A 'declare' modifier cannot be used with an interface declaration." },
|
|
A_declare_modifier_is_required_for_a_top_level_declaration_in_a_d_ts_file: { code: 1046, category: 1 /* Error */, key: "A 'declare' modifier is required for a top level declaration in a .d.ts file." },
|
|
A_rest_parameter_cannot_be_optional: { code: 1047, category: 1 /* Error */, key: "A rest parameter cannot be optional." },
|
|
A_rest_parameter_cannot_have_an_initializer: { code: 1048, category: 1 /* Error */, key: "A rest parameter cannot have an initializer." },
|
|
A_set_accessor_must_have_exactly_one_parameter: { code: 1049, category: 1 /* Error */, key: "A 'set' accessor must have exactly one parameter." },
|
|
A_set_accessor_cannot_have_an_optional_parameter: { code: 1051, category: 1 /* Error */, key: "A 'set' accessor cannot have an optional parameter." },
|
|
A_set_accessor_parameter_cannot_have_an_initializer: { code: 1052, category: 1 /* Error */, key: "A 'set' accessor parameter cannot have an initializer." },
|
|
A_set_accessor_cannot_have_rest_parameter: { code: 1053, category: 1 /* Error */, key: "A 'set' accessor cannot have rest parameter." },
|
|
A_get_accessor_cannot_have_parameters: { code: 1054, category: 1 /* Error */, key: "A 'get' accessor cannot have parameters." },
|
|
Accessors_are_only_available_when_targeting_ECMAScript_5_and_higher: { code: 1056, category: 1 /* Error */, key: "Accessors are only available when targeting ECMAScript 5 and higher." },
|
|
Enum_member_must_have_initializer: { code: 1061, category: 1 /* Error */, key: "Enum member must have initializer." },
|
|
An_export_assignment_cannot_be_used_in_an_internal_module: { code: 1063, category: 1 /* Error */, key: "An export assignment cannot be used in an internal module." },
|
|
Ambient_enum_elements_can_only_have_integer_literal_initializers: { code: 1066, category: 1 /* Error */, key: "Ambient enum elements can only have integer literal initializers." },
|
|
Unexpected_token_A_constructor_method_accessor_or_property_was_expected: { code: 1068, category: 1 /* Error */, key: "Unexpected token. A constructor, method, accessor, or property was expected." },
|
|
A_declare_modifier_cannot_be_used_with_an_import_declaration: { code: 1079, category: 1 /* Error */, key: "A 'declare' modifier cannot be used with an import declaration." },
|
|
Invalid_reference_directive_syntax: { code: 1084, category: 1 /* Error */, key: "Invalid 'reference' directive syntax." },
|
|
Octal_literals_are_not_available_when_targeting_ECMAScript_5_and_higher: { code: 1085, category: 1 /* Error */, key: "Octal literals are not available when targeting ECMAScript 5 and higher." },
|
|
An_accessor_cannot_be_declared_in_an_ambient_context: { code: 1086, category: 1 /* Error */, key: "An accessor cannot be declared in an ambient context." },
|
|
_0_modifier_cannot_appear_on_a_constructor_declaration: { code: 1089, category: 1 /* Error */, key: "'{0}' modifier cannot appear on a constructor declaration." },
|
|
_0_modifier_cannot_appear_on_a_parameter: { code: 1090, category: 1 /* Error */, key: "'{0}' modifier cannot appear on a parameter." },
|
|
Only_a_single_variable_declaration_is_allowed_in_a_for_in_statement: { code: 1091, category: 1 /* Error */, key: "Only a single variable declaration is allowed in a 'for...in' statement." },
|
|
Type_parameters_cannot_appear_on_a_constructor_declaration: { code: 1092, category: 1 /* Error */, key: "Type parameters cannot appear on a constructor declaration." },
|
|
Type_annotation_cannot_appear_on_a_constructor_declaration: { code: 1093, category: 1 /* Error */, key: "Type annotation cannot appear on a constructor declaration." },
|
|
An_accessor_cannot_have_type_parameters: { code: 1094, category: 1 /* Error */, key: "An accessor cannot have type parameters." },
|
|
A_set_accessor_cannot_have_a_return_type_annotation: { code: 1095, category: 1 /* Error */, key: "A 'set' accessor cannot have a return type annotation." },
|
|
An_index_signature_must_have_exactly_one_parameter: { code: 1096, category: 1 /* Error */, key: "An index signature must have exactly one parameter." },
|
|
_0_list_cannot_be_empty: { code: 1097, category: 1 /* Error */, key: "'{0}' list cannot be empty." },
|
|
Type_parameter_list_cannot_be_empty: { code: 1098, category: 1 /* Error */, key: "Type parameter list cannot be empty." },
|
|
Type_argument_list_cannot_be_empty: { code: 1099, category: 1 /* Error */, key: "Type argument list cannot be empty." },
|
|
Invalid_use_of_0_in_strict_mode: { code: 1100, category: 1 /* Error */, key: "Invalid use of '{0}' in strict mode." },
|
|
with_statements_are_not_allowed_in_strict_mode: { code: 1101, category: 1 /* Error */, key: "'with' statements are not allowed in strict mode." },
|
|
delete_cannot_be_called_on_an_identifier_in_strict_mode: { code: 1102, category: 1 /* Error */, key: "'delete' cannot be called on an identifier in strict mode." },
|
|
A_continue_statement_can_only_be_used_within_an_enclosing_iteration_statement: { code: 1104, category: 1 /* Error */, key: "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: { code: 1105, category: 1 /* Error */, key: "A 'break' statement can only be used within an enclosing iteration or switch statement." },
|
|
Jump_target_cannot_cross_function_boundary: { code: 1107, category: 1 /* Error */, key: "Jump target cannot cross function boundary." },
|
|
A_return_statement_can_only_be_used_within_a_function_body: { code: 1108, category: 1 /* Error */, key: "A 'return' statement can only be used within a function body." },
|
|
Expression_expected: { code: 1109, category: 1 /* Error */, key: "Expression expected." },
|
|
Type_expected: { code: 1110, category: 1 /* Error */, key: "Type expected." },
|
|
A_constructor_implementation_cannot_be_declared_in_an_ambient_context: { code: 1111, category: 1 /* Error */, key: "A constructor implementation cannot be declared in an ambient context." },
|
|
A_class_member_cannot_be_declared_optional: { code: 1112, category: 1 /* Error */, key: "A class member cannot be declared optional." },
|
|
A_default_clause_cannot_appear_more_than_once_in_a_switch_statement: { code: 1113, category: 1 /* Error */, key: "A 'default' clause cannot appear more than once in a 'switch' statement." },
|
|
Duplicate_label_0: { code: 1114, category: 1 /* Error */, key: "Duplicate label '{0}'" },
|
|
A_continue_statement_can_only_jump_to_a_label_of_an_enclosing_iteration_statement: { code: 1115, category: 1 /* Error */, key: "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: { code: 1116, category: 1 /* Error */, key: "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: { code: 1117, category: 1 /* Error */, key: "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: { code: 1118, category: 1 /* Error */, key: "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: { code: 1119, category: 1 /* Error */, key: "An object literal cannot have property and accessor with the same name." },
|
|
An_export_assignment_cannot_have_modifiers: { code: 1120, category: 1 /* Error */, key: "An export assignment cannot have modifiers." },
|
|
Octal_literals_are_not_allowed_in_strict_mode: { code: 1121, category: 1 /* Error */, key: "Octal literals are not allowed in strict mode." },
|
|
A_tuple_type_element_list_cannot_be_empty: { code: 1122, category: 1 /* Error */, key: "A tuple type element list cannot be empty." },
|
|
Variable_declaration_list_cannot_be_empty: { code: 1123, category: 1 /* Error */, key: "Variable declaration list cannot be empty." },
|
|
Digit_expected: { code: 1124, category: 1 /* Error */, key: "Digit expected." },
|
|
Hexadecimal_digit_expected: { code: 1125, category: 1 /* Error */, key: "Hexadecimal digit expected." },
|
|
Unexpected_end_of_text: { code: 1126, category: 1 /* Error */, key: "Unexpected end of text." },
|
|
Invalid_character: { code: 1127, category: 1 /* Error */, key: "Invalid character." },
|
|
Declaration_or_statement_expected: { code: 1128, category: 1 /* Error */, key: "Declaration or statement expected." },
|
|
Statement_expected: { code: 1129, category: 1 /* Error */, key: "Statement expected." },
|
|
case_or_default_expected: { code: 1130, category: 1 /* Error */, key: "'case' or 'default' expected." },
|
|
Property_or_signature_expected: { code: 1131, category: 1 /* Error */, key: "Property or signature expected." },
|
|
Enum_member_expected: { code: 1132, category: 1 /* Error */, key: "Enum member expected." },
|
|
Type_reference_expected: { code: 1133, category: 1 /* Error */, key: "Type reference expected." },
|
|
Variable_declaration_expected: { code: 1134, category: 1 /* Error */, key: "Variable declaration expected." },
|
|
Argument_expression_expected: { code: 1135, category: 1 /* Error */, key: "Argument expression expected." },
|
|
Property_assignment_expected: { code: 1136, category: 1 /* Error */, key: "Property assignment expected." },
|
|
Expression_or_comma_expected: { code: 1137, category: 1 /* Error */, key: "Expression or comma expected." },
|
|
Parameter_declaration_expected: { code: 1138, category: 1 /* Error */, key: "Parameter declaration expected." },
|
|
Type_parameter_declaration_expected: { code: 1139, category: 1 /* Error */, key: "Type parameter declaration expected." },
|
|
Type_argument_expected: { code: 1140, category: 1 /* Error */, key: "Type argument expected." },
|
|
String_literal_expected: { code: 1141, category: 1 /* Error */, key: "String literal expected." },
|
|
Line_break_not_permitted_here: { code: 1142, category: 1 /* Error */, key: "Line break not permitted here." },
|
|
or_expected: { code: 1144, category: 1 /* Error */, key: "'{' or ';' expected." },
|
|
Modifiers_not_permitted_on_index_signature_members: { code: 1145, category: 1 /* Error */, key: "Modifiers not permitted on index signature members." },
|
|
Declaration_expected: { code: 1146, category: 1 /* Error */, key: "Declaration expected." },
|
|
Import_declarations_in_an_internal_module_cannot_reference_an_external_module: { code: 1147, category: 1 /* Error */, key: "Import declarations in an internal module cannot reference an external module." },
|
|
Cannot_compile_external_modules_unless_the_module_flag_is_provided: { code: 1148, category: 1 /* Error */, key: "Cannot compile external modules unless the '--module' flag is provided." },
|
|
Filename_0_differs_from_already_included_filename_1_only_in_casing: { code: 1149, category: 1 /* Error */, key: "Filename '{0}' differs from already included filename '{1}' only in casing" },
|
|
new_T_cannot_be_used_to_create_an_array_Use_new_Array_T_instead: { code: 1150, category: 1 /* Error */, key: "'new T[]' cannot be used to create an array. Use 'new Array<T>()' instead." },
|
|
var_let_or_const_expected: { code: 1152, category: 1 /* Error */, key: "'var', 'let' or 'const' expected." },
|
|
let_declarations_are_only_available_when_targeting_ECMAScript_6_and_higher: { code: 1153, category: 1 /* Error */, key: "'let' declarations are only available when targeting ECMAScript 6 and higher." },
|
|
const_declarations_are_only_available_when_targeting_ECMAScript_6_and_higher: { code: 1154, category: 1 /* Error */, key: "'const' declarations are only available when targeting ECMAScript 6 and higher." },
|
|
const_declarations_must_be_initialized: { code: 1155, category: 1 /* Error */, key: "'const' declarations must be initialized" },
|
|
const_declarations_can_only_be_declared_inside_a_block: { code: 1156, category: 1 /* Error */, key: "'const' declarations can only be declared inside a block." },
|
|
let_declarations_can_only_be_declared_inside_a_block: { code: 1157, category: 1 /* Error */, key: "'let' declarations can only be declared inside a block." },
|
|
Tagged_templates_are_only_available_when_targeting_ECMAScript_6_and_higher: { code: 1159, category: 1 /* Error */, key: "Tagged templates are only available when targeting ECMAScript 6 and higher." },
|
|
Unterminated_template_literal: { code: 1160, category: 1 /* Error */, key: "Unterminated template literal." },
|
|
Unterminated_regular_expression_literal: { code: 1161, category: 1 /* Error */, key: "Unterminated regular expression literal." },
|
|
An_object_member_cannot_be_declared_optional: { code: 1162, category: 1 /* Error */, key: "An object member cannot be declared optional." },
|
|
yield_expression_must_be_contained_within_a_generator_declaration: { code: 1163, category: 1 /* Error */, key: "'yield' expression must be contained_within a generator declaration." },
|
|
Computed_property_names_are_not_allowed_in_enums: { code: 1164, category: 1 /* Error */, key: "Computed property names are not allowed in enums." },
|
|
Computed_property_names_are_not_allowed_in_an_ambient_context: { code: 1165, category: 1 /* Error */, key: "Computed property names are not allowed in an ambient context." },
|
|
Computed_property_names_are_not_allowed_in_class_property_declarations: { code: 1166, category: 1 /* Error */, key: "Computed property names are not allowed in class property declarations." },
|
|
Computed_property_names_are_only_available_when_targeting_ECMAScript_6_and_higher: { code: 1167, category: 1 /* Error */, key: "Computed property names are only available when targeting ECMAScript 6 and higher." },
|
|
Computed_property_names_are_not_allowed_in_method_overloads: { code: 1168, category: 1 /* Error */, key: "Computed property names are not allowed in method overloads." },
|
|
Computed_property_names_are_not_allowed_in_interfaces: { code: 1169, category: 1 /* Error */, key: "Computed property names are not allowed in interfaces." },
|
|
Computed_property_names_are_not_allowed_in_type_literals: { code: 1170, category: 1 /* Error */, key: "Computed property names are not allowed in type literals." },
|
|
A_comma_expression_is_not_allowed_in_a_computed_property_name: { code: 1171, category: 1 /* Error */, key: "A comma expression is not allowed in a computed property name." },
|
|
extends_clause_already_seen: { code: 1172, category: 1 /* Error */, key: "'extends' clause already seen." },
|
|
extends_clause_must_precede_implements_clause: { code: 1173, category: 1 /* Error */, key: "'extends' clause must precede 'implements' clause." },
|
|
Classes_can_only_extend_a_single_class: { code: 1174, category: 1 /* Error */, key: "Classes can only extend a single class." },
|
|
implements_clause_already_seen: { code: 1175, category: 1 /* Error */, key: "'implements' clause already seen." },
|
|
Interface_declaration_cannot_have_implements_clause: { code: 1176, category: 1 /* Error */, key: "Interface declaration cannot have 'implements' clause." },
|
|
Binary_digit_expected: { code: 1177, category: 1 /* Error */, key: "Binary digit expected." },
|
|
Octal_digit_expected: { code: 1178, category: 1 /* Error */, key: "Octal digit expected." },
|
|
Unexpected_token_expected: { code: 1179, category: 1 /* Error */, key: "Unexpected token. '{' expected." },
|
|
Property_destructuring_pattern_expected: { code: 1180, category: 1 /* Error */, key: "Property destructuring pattern expected." },
|
|
Array_element_destructuring_pattern_expected: { code: 1181, category: 1 /* Error */, key: "Array element destructuring pattern expected." },
|
|
A_destructuring_declaration_must_have_an_initializer: { code: 1182, category: 1 /* Error */, key: "A destructuring declaration must have an initializer." },
|
|
Destructuring_declarations_are_not_allowed_in_ambient_contexts: { code: 1183, category: 1 /* Error */, key: "Destructuring declarations are not allowed in ambient contexts." },
|
|
Merge_conflict_marker_encountered: { code: 1184, category: 1 /* Error */, key: "Merge conflict marker encountered." },
|
|
Duplicate_identifier_0: { code: 2300, category: 1 /* Error */, key: "Duplicate identifier '{0}'." },
|
|
Initializer_of_instance_member_variable_0_cannot_reference_identifier_1_declared_in_the_constructor: { code: 2301, category: 1 /* Error */, key: "Initializer of instance member variable '{0}' cannot reference identifier '{1}' declared in the constructor." },
|
|
Static_members_cannot_reference_class_type_parameters: { code: 2302, category: 1 /* Error */, key: "Static members cannot reference class type parameters." },
|
|
Circular_definition_of_import_alias_0: { code: 2303, category: 1 /* Error */, key: "Circular definition of import alias '{0}'." },
|
|
Cannot_find_name_0: { code: 2304, category: 1 /* Error */, key: "Cannot find name '{0}'." },
|
|
Module_0_has_no_exported_member_1: { code: 2305, category: 1 /* Error */, key: "Module '{0}' has no exported member '{1}'." },
|
|
File_0_is_not_an_external_module: { code: 2306, category: 1 /* Error */, key: "File '{0}' is not an external module." },
|
|
Cannot_find_external_module_0: { code: 2307, category: 1 /* Error */, key: "Cannot find external module '{0}'." },
|
|
A_module_cannot_have_more_than_one_export_assignment: { code: 2308, category: 1 /* Error */, key: "A module cannot have more than one export assignment." },
|
|
An_export_assignment_cannot_be_used_in_a_module_with_other_exported_elements: { code: 2309, category: 1 /* Error */, key: "An export assignment cannot be used in a module with other exported elements." },
|
|
Type_0_recursively_references_itself_as_a_base_type: { code: 2310, category: 1 /* Error */, key: "Type '{0}' recursively references itself as a base type." },
|
|
A_class_may_only_extend_another_class: { code: 2311, category: 1 /* Error */, key: "A class may only extend another class." },
|
|
An_interface_may_only_extend_a_class_or_another_interface: { code: 2312, category: 1 /* Error */, key: "An interface may only extend a class or another interface." },
|
|
Constraint_of_a_type_parameter_cannot_reference_any_type_parameter_from_the_same_type_parameter_list: { code: 2313, category: 1 /* Error */, key: "Constraint of a type parameter cannot reference any type parameter from the same type parameter list." },
|
|
Generic_type_0_requires_1_type_argument_s: { code: 2314, category: 1 /* Error */, key: "Generic type '{0}' requires {1} type argument(s)." },
|
|
Type_0_is_not_generic: { code: 2315, category: 1 /* Error */, key: "Type '{0}' is not generic." },
|
|
Global_type_0_must_be_a_class_or_interface_type: { code: 2316, category: 1 /* Error */, key: "Global type '{0}' must be a class or interface type." },
|
|
Global_type_0_must_have_1_type_parameter_s: { code: 2317, category: 1 /* Error */, key: "Global type '{0}' must have {1} type parameter(s)." },
|
|
Cannot_find_global_type_0: { code: 2318, category: 1 /* Error */, key: "Cannot find global type '{0}'." },
|
|
Named_properties_0_of_types_1_and_2_are_not_identical: { code: 2319, category: 1 /* Error */, key: "Named properties '{0}' of types '{1}' and '{2}' are not identical." },
|
|
Interface_0_cannot_simultaneously_extend_types_1_and_2: { code: 2320, category: 1 /* Error */, key: "Interface '{0}' cannot simultaneously extend types '{1}' and '{2}'." },
|
|
Excessive_stack_depth_comparing_types_0_and_1: { code: 2321, category: 1 /* Error */, key: "Excessive stack depth comparing types '{0}' and '{1}'." },
|
|
Type_0_is_not_assignable_to_type_1: { code: 2322, category: 1 /* Error */, key: "Type '{0}' is not assignable to type '{1}'." },
|
|
Property_0_is_missing_in_type_1: { code: 2324, category: 1 /* Error */, key: "Property '{0}' is missing in type '{1}'." },
|
|
Property_0_is_private_in_type_1_but_not_in_type_2: { code: 2325, category: 1 /* Error */, key: "Property '{0}' is private in type '{1}' but not in type '{2}'." },
|
|
Types_of_property_0_are_incompatible: { code: 2326, category: 1 /* Error */, key: "Types of property '{0}' are incompatible." },
|
|
Property_0_is_optional_in_type_1_but_required_in_type_2: { code: 2327, category: 1 /* Error */, key: "Property '{0}' is optional in type '{1}' but required in type '{2}'." },
|
|
Types_of_parameters_0_and_1_are_incompatible: { code: 2328, category: 1 /* Error */, key: "Types of parameters '{0}' and '{1}' are incompatible." },
|
|
Index_signature_is_missing_in_type_0: { code: 2329, category: 1 /* Error */, key: "Index signature is missing in type '{0}'." },
|
|
Index_signatures_are_incompatible: { code: 2330, category: 1 /* Error */, key: "Index signatures are incompatible." },
|
|
this_cannot_be_referenced_in_a_module_body: { code: 2331, category: 1 /* Error */, key: "'this' cannot be referenced in a module body." },
|
|
this_cannot_be_referenced_in_current_location: { code: 2332, category: 1 /* Error */, key: "'this' cannot be referenced in current location." },
|
|
this_cannot_be_referenced_in_constructor_arguments: { code: 2333, category: 1 /* Error */, key: "'this' cannot be referenced in constructor arguments." },
|
|
this_cannot_be_referenced_in_a_static_property_initializer: { code: 2334, category: 1 /* Error */, key: "'this' cannot be referenced in a static property initializer." },
|
|
super_can_only_be_referenced_in_a_derived_class: { code: 2335, category: 1 /* Error */, key: "'super' can only be referenced in a derived class." },
|
|
super_cannot_be_referenced_in_constructor_arguments: { code: 2336, category: 1 /* Error */, key: "'super' cannot be referenced in constructor arguments." },
|
|
Super_calls_are_not_permitted_outside_constructors_or_in_nested_functions_inside_constructors: { code: 2337, category: 1 /* Error */, key: "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: { code: 2338, category: 1 /* Error */, key: "'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: { code: 2339, category: 1 /* Error */, key: "Property '{0}' does not exist on type '{1}'." },
|
|
Only_public_and_protected_methods_of_the_base_class_are_accessible_via_the_super_keyword: { code: 2340, category: 1 /* Error */, key: "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: { code: 2341, category: 1 /* Error */, key: "Property '{0}' is private and only accessible within class '{1}'." },
|
|
An_index_expression_argument_must_be_of_type_string_number_or_any: { code: 2342, category: 1 /* Error */, key: "An index expression argument must be of type 'string', 'number', or 'any'." },
|
|
Type_0_does_not_satisfy_the_constraint_1: { code: 2344, category: 1 /* Error */, key: "Type '{0}' does not satisfy the constraint '{1}'." },
|
|
Argument_of_type_0_is_not_assignable_to_parameter_of_type_1: { code: 2345, category: 1 /* Error */, key: "Argument of type '{0}' is not assignable to parameter of type '{1}'." },
|
|
Supplied_parameters_do_not_match_any_signature_of_call_target: { code: 2346, category: 1 /* Error */, key: "Supplied parameters do not match any signature of call target." },
|
|
Untyped_function_calls_may_not_accept_type_arguments: { code: 2347, category: 1 /* Error */, key: "Untyped function calls may not accept type arguments." },
|
|
Value_of_type_0_is_not_callable_Did_you_mean_to_include_new: { code: 2348, category: 1 /* Error */, key: "Value of type '{0}' is not callable. Did you mean to include 'new'?" },
|
|
Cannot_invoke_an_expression_whose_type_lacks_a_call_signature: { code: 2349, category: 1 /* Error */, key: "Cannot invoke an expression whose type lacks a call signature." },
|
|
Only_a_void_function_can_be_called_with_the_new_keyword: { code: 2350, category: 1 /* Error */, key: "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: { code: 2351, category: 1 /* Error */, key: "Cannot use 'new' with an expression whose type lacks a call or construct signature." },
|
|
Neither_type_0_nor_type_1_is_assignable_to_the_other: { code: 2352, category: 1 /* Error */, key: "Neither type '{0}' nor type '{1}' is assignable to the other." },
|
|
No_best_common_type_exists_among_return_expressions: { code: 2354, category: 1 /* Error */, key: "No best common type exists among return expressions." },
|
|
A_function_whose_declared_type_is_neither_void_nor_any_must_return_a_value_or_consist_of_a_single_throw_statement: { code: 2355, category: 1 /* Error */, key: "A function whose declared type is neither 'void' nor 'any' must return a value or consist of a single 'throw' statement." },
|
|
An_arithmetic_operand_must_be_of_type_any_number_or_an_enum_type: { code: 2356, category: 1 /* Error */, key: "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_property_or_indexer: { code: 2357, category: 1 /* Error */, key: "The operand of an increment or decrement operator must be a variable, property or indexer." },
|
|
The_left_hand_side_of_an_instanceof_expression_must_be_of_type_any_an_object_type_or_a_type_parameter: { code: 2358, category: 1 /* Error */, key: "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: { code: 2359, category: 1 /* Error */, key: "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_types_any_string_or_number: { code: 2360, category: 1 /* Error */, key: "The left-hand side of an 'in' expression must be of types 'any', 'string' or 'number'." },
|
|
The_right_hand_side_of_an_in_expression_must_be_of_type_any_an_object_type_or_a_type_parameter: { code: 2361, category: 1 /* Error */, key: "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: { code: 2362, category: 1 /* Error */, key: "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: { code: 2363, category: 1 /* Error */, key: "The right-hand side of an arithmetic operation must be of type 'any', 'number' or an enum type." },
|
|
Invalid_left_hand_side_of_assignment_expression: { code: 2364, category: 1 /* Error */, key: "Invalid left-hand side of assignment expression." },
|
|
Operator_0_cannot_be_applied_to_types_1_and_2: { code: 2365, category: 1 /* Error */, key: "Operator '{0}' cannot be applied to types '{1}' and '{2}'." },
|
|
Type_parameter_name_cannot_be_0: { code: 2368, category: 1 /* Error */, key: "Type parameter name cannot be '{0}'" },
|
|
A_parameter_property_is_only_allowed_in_a_constructor_implementation: { code: 2369, category: 1 /* Error */, key: "A parameter property is only allowed in a constructor implementation." },
|
|
A_rest_parameter_must_be_of_an_array_type: { code: 2370, category: 1 /* Error */, key: "A rest parameter must be of an array type." },
|
|
A_parameter_initializer_is_only_allowed_in_a_function_or_constructor_implementation: { code: 2371, category: 1 /* Error */, key: "A parameter initializer is only allowed in a function or constructor implementation." },
|
|
Parameter_0_cannot_be_referenced_in_its_initializer: { code: 2372, category: 1 /* Error */, key: "Parameter '{0}' cannot be referenced in its initializer." },
|
|
Initializer_of_parameter_0_cannot_reference_identifier_1_declared_after_it: { code: 2373, category: 1 /* Error */, key: "Initializer of parameter '{0}' cannot reference identifier '{1}' declared after it." },
|
|
Duplicate_string_index_signature: { code: 2374, category: 1 /* Error */, key: "Duplicate string index signature." },
|
|
Duplicate_number_index_signature: { code: 2375, category: 1 /* Error */, key: "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: { code: 2376, category: 1 /* Error */, key: "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: { code: 2377, category: 1 /* Error */, key: "Constructors for derived classes must contain a 'super' call." },
|
|
A_get_accessor_must_return_a_value_or_consist_of_a_single_throw_statement: { code: 2378, category: 1 /* Error */, key: "A 'get' accessor must return a value or consist of a single 'throw' statement." },
|
|
Getter_and_setter_accessors_do_not_agree_in_visibility: { code: 2379, category: 1 /* Error */, key: "Getter and setter accessors do not agree in visibility." },
|
|
get_and_set_accessor_must_have_the_same_type: { code: 2380, category: 1 /* Error */, key: "'get' and 'set' accessor must have the same type." },
|
|
A_signature_with_an_implementation_cannot_use_a_string_literal_type: { code: 2381, category: 1 /* Error */, key: "A signature with an implementation cannot use a string literal type." },
|
|
Specialized_overload_signature_is_not_assignable_to_any_non_specialized_signature: { code: 2382, category: 1 /* Error */, key: "Specialized overload signature is not assignable to any non-specialized signature." },
|
|
Overload_signatures_must_all_be_exported_or_not_exported: { code: 2383, category: 1 /* Error */, key: "Overload signatures must all be exported or not exported." },
|
|
Overload_signatures_must_all_be_ambient_or_non_ambient: { code: 2384, category: 1 /* Error */, key: "Overload signatures must all be ambient or non-ambient." },
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|
Overload_signatures_must_all_be_public_private_or_protected: { code: 2385, category: 1 /* Error */, key: "Overload signatures must all be public, private or protected." },
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|
Overload_signatures_must_all_be_optional_or_required: { code: 2386, category: 1 /* Error */, key: "Overload signatures must all be optional or required." },
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|
Function_overload_must_be_static: { code: 2387, category: 1 /* Error */, key: "Function overload must be static." },
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|
Function_overload_must_not_be_static: { code: 2388, category: 1 /* Error */, key: "Function overload must not be static." },
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|
Function_implementation_name_must_be_0: { code: 2389, category: 1 /* Error */, key: "Function implementation name must be '{0}'." },
|
|
Constructor_implementation_is_missing: { code: 2390, category: 1 /* Error */, key: "Constructor implementation is missing." },
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|
Function_implementation_is_missing_or_not_immediately_following_the_declaration: { code: 2391, category: 1 /* Error */, key: "Function implementation is missing or not immediately following the declaration." },
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|
Multiple_constructor_implementations_are_not_allowed: { code: 2392, category: 1 /* Error */, key: "Multiple constructor implementations are not allowed." },
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|
Duplicate_function_implementation: { code: 2393, category: 1 /* Error */, key: "Duplicate function implementation." },
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|
Overload_signature_is_not_compatible_with_function_implementation: { code: 2394, category: 1 /* Error */, key: "Overload signature is not compatible with function implementation." },
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|
Individual_declarations_in_merged_declaration_0_must_be_all_exported_or_all_local: { code: 2395, category: 1 /* Error */, key: "Individual declarations in merged declaration {0} must be all exported or all local." },
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|
Duplicate_identifier_arguments_Compiler_uses_arguments_to_initialize_rest_parameters: { code: 2396, category: 1 /* Error */, key: "Duplicate identifier 'arguments'. Compiler uses 'arguments' to initialize rest parameters." },
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|
Duplicate_identifier_this_Compiler_uses_variable_declaration_this_to_capture_this_reference: { code: 2399, category: 1 /* Error */, key: "Duplicate identifier '_this'. Compiler uses variable declaration '_this' to capture 'this' reference." },
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|
Expression_resolves_to_variable_declaration_this_that_compiler_uses_to_capture_this_reference: { code: 2400, category: 1 /* Error */, key: "Expression resolves to variable declaration '_this' that compiler uses to capture 'this' reference." },
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|
Duplicate_identifier_super_Compiler_uses_super_to_capture_base_class_reference: { code: 2401, category: 1 /* Error */, key: "Duplicate identifier '_super'. Compiler uses '_super' to capture base class reference." },
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|
Expression_resolves_to_super_that_compiler_uses_to_capture_base_class_reference: { code: 2402, category: 1 /* Error */, key: "Expression resolves to '_super' that compiler uses to capture base class reference." },
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|
Subsequent_variable_declarations_must_have_the_same_type_Variable_0_must_be_of_type_1_but_here_has_type_2: { code: 2403, category: 1 /* Error */, key: "Subsequent variable declarations must have the same type. Variable '{0}' must be of type '{1}', but here has type '{2}'." },
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|
The_left_hand_side_of_a_for_in_statement_cannot_use_a_type_annotation: { code: 2404, category: 1 /* Error */, key: "The left-hand side of a 'for...in' statement cannot use a type annotation." },
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|
The_left_hand_side_of_a_for_in_statement_must_be_of_type_string_or_any: { code: 2405, category: 1 /* Error */, key: "The left-hand side of a 'for...in' statement must be of type 'string' or 'any'." },
|
|
Invalid_left_hand_side_in_for_in_statement: { code: 2406, category: 1 /* Error */, key: "Invalid left-hand side in 'for...in' statement." },
|
|
The_right_hand_side_of_a_for_in_statement_must_be_of_type_any_an_object_type_or_a_type_parameter: { code: 2407, category: 1 /* Error */, key: "The right-hand side of a 'for...in' statement must be of type 'any', an object type or a type parameter." },
|
|
Setters_cannot_return_a_value: { code: 2408, category: 1 /* Error */, key: "Setters cannot return a value." },
|
|
Return_type_of_constructor_signature_must_be_assignable_to_the_instance_type_of_the_class: { code: 2409, category: 1 /* Error */, key: "Return type of constructor signature must be assignable to the instance type of the class" },
|
|
All_symbols_within_a_with_block_will_be_resolved_to_any: { code: 2410, category: 1 /* Error */, key: "All symbols within a 'with' block will be resolved to 'any'." },
|
|
Property_0_of_type_1_is_not_assignable_to_string_index_type_2: { code: 2411, category: 1 /* Error */, key: "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: { code: 2412, category: 1 /* Error */, key: "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: { code: 2413, category: 1 /* Error */, key: "Numeric index type '{0}' is not assignable to string index type '{1}'." },
|
|
Class_name_cannot_be_0: { code: 2414, category: 1 /* Error */, key: "Class name cannot be '{0}'" },
|
|
Class_0_incorrectly_extends_base_class_1: { code: 2415, category: 1 /* Error */, key: "Class '{0}' incorrectly extends base class '{1}'." },
|
|
Class_static_side_0_incorrectly_extends_base_class_static_side_1: { code: 2417, category: 1 /* Error */, key: "Class static side '{0}' incorrectly extends base class static side '{1}'." },
|
|
Type_name_0_in_extends_clause_does_not_reference_constructor_function_for_0: { code: 2419, category: 1 /* Error */, key: "Type name '{0}' in extends clause does not reference constructor function for '{0}'." },
|
|
Class_0_incorrectly_implements_interface_1: { code: 2420, category: 1 /* Error */, key: "Class '{0}' incorrectly implements interface '{1}'." },
|
|
A_class_may_only_implement_another_class_or_interface: { code: 2422, category: 1 /* Error */, key: "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: { code: 2423, category: 1 /* Error */, key: "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: { code: 2424, category: 1 /* Error */, key: "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: { code: 2425, category: 1 /* Error */, key: "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: { code: 2426, category: 1 /* Error */, key: "Class '{0}' defines instance member accessor '{1}', but extended class '{2}' defines it as instance member function." },
|
|
Interface_name_cannot_be_0: { code: 2427, category: 1 /* Error */, key: "Interface name cannot be '{0}'" },
|
|
All_declarations_of_an_interface_must_have_identical_type_parameters: { code: 2428, category: 1 /* Error */, key: "All declarations of an interface must have identical type parameters." },
|
|
Interface_0_incorrectly_extends_interface_1: { code: 2430, category: 1 /* Error */, key: "Interface '{0}' incorrectly extends interface '{1}'." },
|
|
Enum_name_cannot_be_0: { code: 2431, category: 1 /* Error */, key: "Enum name cannot be '{0}'" },
|
|
In_an_enum_with_multiple_declarations_only_one_declaration_can_omit_an_initializer_for_its_first_enum_element: { code: 2432, category: 1 /* Error */, key: "In an enum with multiple declarations, only one declaration can omit an initializer for its first enum element." },
|
|
A_module_declaration_cannot_be_in_a_different_file_from_a_class_or_function_with_which_it_is_merged: { code: 2433, category: 1 /* Error */, key: "A module declaration cannot be in a different file from a class or function with which it is merged" },
|
|
A_module_declaration_cannot_be_located_prior_to_a_class_or_function_with_which_it_is_merged: { code: 2434, category: 1 /* Error */, key: "A module declaration cannot be located prior to a class or function with which it is merged" },
|
|
Ambient_external_modules_cannot_be_nested_in_other_modules: { code: 2435, category: 1 /* Error */, key: "Ambient external modules cannot be nested in other modules." },
|
|
Ambient_external_module_declaration_cannot_specify_relative_module_name: { code: 2436, category: 1 /* Error */, key: "Ambient external module declaration cannot specify relative module name." },
|
|
Module_0_is_hidden_by_a_local_declaration_with_the_same_name: { code: 2437, category: 1 /* Error */, key: "Module '{0}' is hidden by a local declaration with the same name" },
|
|
Import_name_cannot_be_0: { code: 2438, category: 1 /* Error */, key: "Import name cannot be '{0}'" },
|
|
Import_declaration_in_an_ambient_external_module_declaration_cannot_reference_external_module_through_relative_external_module_name: { code: 2439, category: 1 /* Error */, key: "Import declaration in an ambient external module declaration cannot reference external module through relative external module name." },
|
|
Import_declaration_conflicts_with_local_declaration_of_0: { code: 2440, category: 1 /* Error */, key: "Import declaration conflicts with local declaration of '{0}'" },
|
|
Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_an_external_module: { code: 2441, category: 1 /* Error */, key: "Duplicate identifier '{0}'. Compiler reserves name '{1}' in top level scope of an external module." },
|
|
Types_have_separate_declarations_of_a_private_property_0: { code: 2442, category: 1 /* Error */, key: "Types have separate declarations of a private property '{0}'." },
|
|
Property_0_is_protected_but_type_1_is_not_a_class_derived_from_2: { code: 2443, category: 1 /* Error */, key: "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: { code: 2444, category: 1 /* Error */, key: "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: { code: 2445, category: 1 /* Error */, key: "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: { code: 2446, category: 1 /* Error */, key: "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: { code: 2447, category: 1 /* Error */, key: "The '{0}' operator is not allowed for boolean types. Consider using '{1}' instead." },
|
|
Block_scoped_variable_0_used_before_its_declaration: { code: 2448, category: 1 /* Error */, key: "Block-scoped variable '{0}' used before its declaration.", isEarly: true },
|
|
The_operand_of_an_increment_or_decrement_operator_cannot_be_a_constant: { code: 2449, category: 1 /* Error */, key: "The operand of an increment or decrement operator cannot be a constant.", isEarly: true },
|
|
Left_hand_side_of_assignment_expression_cannot_be_a_constant: { code: 2450, category: 1 /* Error */, key: "Left-hand side of assignment expression cannot be a constant.", isEarly: true },
|
|
Cannot_redeclare_block_scoped_variable_0: { code: 2451, category: 1 /* Error */, key: "Cannot redeclare block-scoped variable '{0}'.", isEarly: true },
|
|
An_enum_member_cannot_have_a_numeric_name: { code: 2452, category: 1 /* Error */, key: "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: { code: 2453, category: 1 /* Error */, key: "The type argument for type parameter '{0}' cannot be inferred from the usage. Consider specifying the type arguments explicitly." },
|
|
Type_argument_candidate_1_is_not_a_valid_type_argument_because_it_is_not_a_supertype_of_candidate_0: { code: 2455, category: 1 /* Error */, key: "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: { code: 2456, category: 1 /* Error */, key: "Type alias '{0}' circularly references itself." },
|
|
Type_alias_name_cannot_be_0: { code: 2457, category: 1 /* Error */, key: "Type alias name cannot be '{0}'" },
|
|
An_AMD_module_cannot_have_multiple_name_assignments: { code: 2458, category: 1 /* Error */, key: "An AMD module cannot have multiple name assignments." },
|
|
Type_0_has_no_property_1_and_no_string_index_signature: { code: 2459, category: 1 /* Error */, key: "Type '{0}' has no property '{1}' and no string index signature." },
|
|
Type_0_has_no_property_1: { code: 2460, category: 1 /* Error */, key: "Type '{0}' has no property '{1}'." },
|
|
Type_0_is_not_an_array_type: { code: 2461, category: 1 /* Error */, key: "Type '{0}' is not an array type." },
|
|
Import_declaration_0_is_using_private_name_1: { code: 4000, category: 1 /* Error */, key: "Import declaration '{0}' is using private name '{1}'." },
|
|
Type_parameter_0_of_exported_class_has_or_is_using_private_name_1: { code: 4002, category: 1 /* Error */, key: "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: { code: 4004, category: 1 /* Error */, key: "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: { code: 4006, category: 1 /* Error */, key: "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: { code: 4008, category: 1 /* Error */, key: "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: { code: 4010, category: 1 /* Error */, key: "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: { code: 4012, category: 1 /* Error */, key: "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: { code: 4014, category: 1 /* Error */, key: "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: { code: 4016, category: 1 /* Error */, key: "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: { code: 4019, category: 1 /* Error */, key: "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: { code: 4020, category: 1 /* Error */, key: "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: { code: 4022, category: 1 /* Error */, key: "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: { code: 4023, category: 1 /* Error */, key: "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: { code: 4024, category: 1 /* Error */, key: "Exported variable '{0}' has or is using name '{1}' from private module '{2}'." },
|
|
Exported_variable_0_has_or_is_using_private_name_1: { code: 4025, category: 1 /* Error */, key: "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: { code: 4026, category: 1 /* Error */, key: "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: { code: 4027, category: 1 /* Error */, key: "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: { code: 4028, category: 1 /* Error */, key: "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: { code: 4029, category: 1 /* Error */, key: "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: { code: 4030, category: 1 /* Error */, key: "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: { code: 4031, category: 1 /* Error */, key: "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: { code: 4032, category: 1 /* Error */, key: "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: { code: 4033, category: 1 /* Error */, key: "Property '{0}' of exported interface has or is using private name '{1}'." },
|
|
Parameter_0_of_public_static_property_setter_from_exported_class_has_or_is_using_name_1_from_private_module_2: { code: 4034, category: 1 /* Error */, key: "Parameter '{0}' of public static property setter from exported class has or is using name '{1}' from private module '{2}'." },
|
|
Parameter_0_of_public_static_property_setter_from_exported_class_has_or_is_using_private_name_1: { code: 4035, category: 1 /* Error */, key: "Parameter '{0}' of public static property setter from exported class has or is using private name '{1}'." },
|
|
Parameter_0_of_public_property_setter_from_exported_class_has_or_is_using_name_1_from_private_module_2: { code: 4036, category: 1 /* Error */, key: "Parameter '{0}' of public property setter from exported class has or is using name '{1}' from private module '{2}'." },
|
|
Parameter_0_of_public_property_setter_from_exported_class_has_or_is_using_private_name_1: { code: 4037, category: 1 /* Error */, key: "Parameter '{0}' of public property setter from exported class has or is using private name '{1}'." },
|
|
Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: { code: 4038, category: 1 /* Error */, key: "Return type of public static property getter from exported class has or is using name '{0}' from external module {1} but cannot be named." },
|
|
Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_name_0_from_private_module_1: { code: 4039, category: 1 /* Error */, key: "Return type of public static property getter from exported class has or is using name '{0}' from private module '{1}'." },
|
|
Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_private_name_0: { code: 4040, category: 1 /* Error */, key: "Return type of public static property getter from exported class has or is using private name '{0}'." },
|
|
Return_type_of_public_property_getter_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: { code: 4041, category: 1 /* Error */, key: "Return type of public property getter from exported class has or is using name '{0}' from external module {1} but cannot be named." },
|
|
Return_type_of_public_property_getter_from_exported_class_has_or_is_using_name_0_from_private_module_1: { code: 4042, category: 1 /* Error */, key: "Return type of public property getter from exported class has or is using name '{0}' from private module '{1}'." },
|
|
Return_type_of_public_property_getter_from_exported_class_has_or_is_using_private_name_0: { code: 4043, category: 1 /* Error */, key: "Return type of public property getter from exported class has or is using private name '{0}'." },
|
|
Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1: { code: 4044, category: 1 /* Error */, key: "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: { code: 4045, category: 1 /* Error */, key: "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: { code: 4046, category: 1 /* Error */, key: "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: { code: 4047, category: 1 /* Error */, key: "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: { code: 4048, category: 1 /* Error */, key: "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: { code: 4049, category: 1 /* Error */, key: "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: { code: 4050, category: 1 /* Error */, key: "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: { code: 4051, category: 1 /* Error */, key: "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: { code: 4052, category: 1 /* Error */, key: "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: { code: 4053, category: 1 /* Error */, key: "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: { code: 4054, category: 1 /* Error */, key: "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: { code: 4055, category: 1 /* Error */, key: "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: { code: 4056, category: 1 /* Error */, key: "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: { code: 4057, category: 1 /* Error */, key: "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: { code: 4058, category: 1 /* Error */, key: "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: { code: 4059, category: 1 /* Error */, key: "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: { code: 4060, category: 1 /* Error */, key: "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: { code: 4061, category: 1 /* Error */, key: "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: { code: 4062, category: 1 /* Error */, key: "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: { code: 4063, category: 1 /* Error */, key: "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: { code: 4064, category: 1 /* Error */, key: "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: { code: 4065, category: 1 /* Error */, key: "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: { code: 4066, category: 1 /* Error */, key: "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: { code: 4067, category: 1 /* Error */, key: "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: { code: 4068, category: 1 /* Error */, key: "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: { code: 4069, category: 1 /* Error */, key: "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: { code: 4070, category: 1 /* Error */, key: "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: { code: 4071, category: 1 /* Error */, key: "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: { code: 4072, category: 1 /* Error */, key: "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: { code: 4073, category: 1 /* Error */, key: "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: { code: 4074, category: 1 /* Error */, key: "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: { code: 4075, category: 1 /* Error */, key: "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: { code: 4076, category: 1 /* Error */, key: "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: { code: 4077, category: 1 /* Error */, key: "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: { code: 4078, category: 1 /* Error */, key: "Parameter '{0}' of exported function has or is using private name '{1}'." },
|
|
Exported_type_alias_0_has_or_is_using_private_name_1: { code: 4081, category: 1 /* Error */, key: "Exported type alias '{0}' has or is using private name '{1}'." },
|
|
Enum_declarations_must_all_be_const_or_non_const: { code: 4082, category: 1 /* Error */, key: "Enum declarations must all be const or non-const." },
|
|
In_const_enum_declarations_member_initializer_must_be_constant_expression: { code: 4083, category: 1 /* Error */, key: "In 'const' enum declarations member initializer must be constant expression.", isEarly: true },
|
|
const_enums_can_only_be_used_in_property_or_index_access_expressions_or_the_right_hand_side_of_an_import_declaration_or_export_assignment: { code: 4084, category: 1 /* Error */, key: "'const' enums can only be used in property or index access expressions or the right hand side of an import declaration or export assignment." },
|
|
Index_expression_arguments_in_const_enums_must_be_of_type_string: { code: 4085, category: 1 /* Error */, key: "Index expression arguments in 'const' enums must be of type 'string'." },
|
|
const_enum_member_initializer_was_evaluated_to_a_non_finite_value: { code: 4086, category: 1 /* Error */, key: "'const' enum member initializer was evaluated to a non-finite value." },
|
|
const_enum_member_initializer_was_evaluated_to_disallowed_value_NaN: { code: 4087, category: 1 /* Error */, key: "'const' enum member initializer was evaluated to disallowed value 'NaN'." },
|
|
The_current_host_does_not_support_the_0_option: { code: 5001, category: 1 /* Error */, key: "The current host does not support the '{0}' option." },
|
|
Cannot_find_the_common_subdirectory_path_for_the_input_files: { code: 5009, category: 1 /* Error */, key: "Cannot find the common subdirectory path for the input files." },
|
|
Cannot_read_file_0_Colon_1: { code: 5012, category: 1 /* Error */, key: "Cannot read file '{0}': {1}" },
|
|
Unsupported_file_encoding: { code: 5013, category: 1 /* Error */, key: "Unsupported file encoding." },
|
|
Unknown_compiler_option_0: { code: 5023, category: 1 /* Error */, key: "Unknown compiler option '{0}'." },
|
|
Could_not_write_file_0_Colon_1: { code: 5033, category: 1 /* Error */, key: "Could not write file '{0}': {1}" },
|
|
Option_mapRoot_cannot_be_specified_without_specifying_sourcemap_option: { code: 5038, category: 1 /* Error */, key: "Option mapRoot cannot be specified without specifying sourcemap option." },
|
|
Option_sourceRoot_cannot_be_specified_without_specifying_sourcemap_option: { code: 5039, category: 1 /* Error */, key: "Option sourceRoot cannot be specified without specifying sourcemap option." },
|
|
Concatenate_and_emit_output_to_single_file: { code: 6001, category: 2 /* Message */, key: "Concatenate and emit output to single file." },
|
|
Generates_corresponding_d_ts_file: { code: 6002, category: 2 /* Message */, key: "Generates corresponding '.d.ts' file." },
|
|
Specifies_the_location_where_debugger_should_locate_map_files_instead_of_generated_locations: { code: 6003, category: 2 /* Message */, key: "Specifies the location where debugger should locate map files instead of generated locations." },
|
|
Specifies_the_location_where_debugger_should_locate_TypeScript_files_instead_of_source_locations: { code: 6004, category: 2 /* Message */, key: "Specifies the location where debugger should locate TypeScript files instead of source locations." },
|
|
Watch_input_files: { code: 6005, category: 2 /* Message */, key: "Watch input files." },
|
|
Redirect_output_structure_to_the_directory: { code: 6006, category: 2 /* Message */, key: "Redirect output structure to the directory." },
|
|
Do_not_erase_const_enum_declarations_in_generated_code: { code: 6007, category: 2 /* Message */, key: "Do not erase const enum declarations in generated code." },
|
|
Do_not_emit_outputs_if_any_type_checking_errors_were_reported: { code: 6008, category: 2 /* Message */, key: "Do not emit outputs if any type checking errors were reported." },
|
|
Do_not_emit_comments_to_output: { code: 6009, category: 2 /* Message */, key: "Do not emit comments to output." },
|
|
Specify_ECMAScript_target_version_Colon_ES3_default_ES5_or_ES6_experimental: { code: 6015, category: 2 /* Message */, key: "Specify ECMAScript target version: 'ES3' (default), 'ES5', or 'ES6' (experimental)" },
|
|
Specify_module_code_generation_Colon_commonjs_or_amd: { code: 6016, category: 2 /* Message */, key: "Specify module code generation: 'commonjs' or 'amd'" },
|
|
Print_this_message: { code: 6017, category: 2 /* Message */, key: "Print this message." },
|
|
Print_the_compiler_s_version: { code: 6019, category: 2 /* Message */, key: "Print the compiler's version." },
|
|
Syntax_Colon_0: { code: 6023, category: 2 /* Message */, key: "Syntax: {0}" },
|
|
options: { code: 6024, category: 2 /* Message */, key: "options" },
|
|
file: { code: 6025, category: 2 /* Message */, key: "file" },
|
|
Examples_Colon_0: { code: 6026, category: 2 /* Message */, key: "Examples: {0}" },
|
|
Options_Colon: { code: 6027, category: 2 /* Message */, key: "Options:" },
|
|
Version_0: { code: 6029, category: 2 /* Message */, key: "Version {0}" },
|
|
Insert_command_line_options_and_files_from_a_file: { code: 6030, category: 2 /* Message */, key: "Insert command line options and files from a file." },
|
|
File_change_detected_Compiling: { code: 6032, category: 2 /* Message */, key: "File change detected. Compiling..." },
|
|
KIND: { code: 6034, category: 2 /* Message */, key: "KIND" },
|
|
FILE: { code: 6035, category: 2 /* Message */, key: "FILE" },
|
|
VERSION: { code: 6036, category: 2 /* Message */, key: "VERSION" },
|
|
LOCATION: { code: 6037, category: 2 /* Message */, key: "LOCATION" },
|
|
DIRECTORY: { code: 6038, category: 2 /* Message */, key: "DIRECTORY" },
|
|
Compilation_complete_Watching_for_file_changes: { code: 6042, category: 2 /* Message */, key: "Compilation complete. Watching for file changes." },
|
|
Generates_corresponding_map_file: { code: 6043, category: 2 /* Message */, key: "Generates corresponding '.map' file." },
|
|
Compiler_option_0_expects_an_argument: { code: 6044, category: 1 /* Error */, key: "Compiler option '{0}' expects an argument." },
|
|
Unterminated_quoted_string_in_response_file_0: { code: 6045, category: 1 /* Error */, key: "Unterminated quoted string in response file '{0}'." },
|
|
Argument_for_module_option_must_be_commonjs_or_amd: { code: 6046, category: 1 /* Error */, key: "Argument for '--module' option must be 'commonjs' or 'amd'." },
|
|
Argument_for_target_option_must_be_es3_es5_or_es6: { code: 6047, category: 1 /* Error */, key: "Argument for '--target' option must be 'es3', 'es5', or 'es6'." },
|
|
Locale_must_be_of_the_form_language_or_language_territory_For_example_0_or_1: { code: 6048, category: 1 /* Error */, key: "Locale must be of the form <language> or <language>-<territory>. For example '{0}' or '{1}'." },
|
|
Unsupported_locale_0: { code: 6049, category: 1 /* Error */, key: "Unsupported locale '{0}'." },
|
|
Unable_to_open_file_0: { code: 6050, category: 1 /* Error */, key: "Unable to open file '{0}'." },
|
|
Corrupted_locale_file_0: { code: 6051, category: 1 /* Error */, key: "Corrupted locale file {0}." },
|
|
Warn_on_expressions_and_declarations_with_an_implied_any_type: { code: 6052, category: 2 /* Message */, key: "Warn on expressions and declarations with an implied 'any' type." },
|
|
File_0_not_found: { code: 6053, category: 1 /* Error */, key: "File '{0}' not found." },
|
|
File_0_must_have_extension_ts_or_d_ts: { code: 6054, category: 1 /* Error */, key: "File '{0}' must have extension '.ts' or '.d.ts'." },
|
|
Suppress_noImplicitAny_errors_for_indexing_objects_lacking_index_signatures: { code: 6055, category: 2 /* Message */, key: "Suppress noImplicitAny errors for indexing objects lacking index signatures." },
|
|
Variable_0_implicitly_has_an_1_type: { code: 7005, category: 1 /* Error */, key: "Variable '{0}' implicitly has an '{1}' type." },
|
|
Parameter_0_implicitly_has_an_1_type: { code: 7006, category: 1 /* Error */, key: "Parameter '{0}' implicitly has an '{1}' type." },
|
|
Member_0_implicitly_has_an_1_type: { code: 7008, category: 1 /* Error */, key: "Member '{0}' implicitly has an '{1}' type." },
|
|
new_expression_whose_target_lacks_a_construct_signature_implicitly_has_an_any_type: { code: 7009, category: 1 /* Error */, key: "'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: { code: 7010, category: 1 /* Error */, key: "'{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: { code: 7011, category: 1 /* Error */, key: "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: { code: 7013, category: 1 /* Error */, key: "Construct signature, which lacks return-type annotation, implicitly has an 'any' return type." },
|
|
Property_0_implicitly_has_type_any_because_its_set_accessor_lacks_a_type_annotation: { code: 7016, category: 1 /* Error */, key: "Property '{0}' implicitly has type 'any', because its 'set' accessor lacks a type annotation." },
|
|
Index_signature_of_object_type_implicitly_has_an_any_type: { code: 7017, category: 1 /* Error */, key: "Index signature of object type implicitly has an 'any' type." },
|
|
Object_literal_s_property_0_implicitly_has_an_1_type: { code: 7018, category: 1 /* Error */, key: "Object literal's property '{0}' implicitly has an '{1}' type." },
|
|
Rest_parameter_0_implicitly_has_an_any_type: { code: 7019, category: 1 /* Error */, key: "Rest parameter '{0}' implicitly has an 'any[]' type." },
|
|
Call_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type: { code: 7020, category: 1 /* Error */, key: "Call signature, which lacks return-type annotation, implicitly has an 'any' return type." },
|
|
_0_implicitly_has_type_any_because_it_is_referenced_directly_or_indirectly_in_its_own_type_annotation: { code: 7021, category: 1 /* Error */, key: "'{0}' implicitly has type 'any' because it is referenced directly or indirectly in its own type annotation." },
|
|
_0_implicitly_has_type_any_because_it_is_does_not_have_a_type_annotation_and_is_referenced_directly_or_indirectly_in_its_own_initializer: { code: 7022, category: 1 /* Error */, key: "'{0}' implicitly has type 'any' because it is 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: { code: 7023, category: 1 /* Error */, key: "'{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: { code: 7024, category: 1 /* Error */, key: "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." },
|
|
You_cannot_rename_this_element: { code: 8000, category: 1 /* Error */, key: "You cannot rename this element." },
|
|
yield_expressions_are_not_currently_supported: { code: 9000, category: 1 /* Error */, key: "'yield' expressions are not currently supported." },
|
|
Generators_are_not_currently_supported: { code: 9001, category: 1 /* Error */, key: "Generators are not currently supported." },
|
|
Computed_property_names_are_not_currently_supported: { code: 9002, category: 1 /* Error */, key: "Computed property names are not currently supported." }
|
|
};
|
|
})(ts || (ts = {}));
|
|
var ts;
|
|
(function (ts) {
|
|
var textToToken = {
|
|
"any": 110 /* AnyKeyword */,
|
|
"boolean": 111 /* BooleanKeyword */,
|
|
"break": 65 /* BreakKeyword */,
|
|
"case": 66 /* CaseKeyword */,
|
|
"catch": 67 /* CatchKeyword */,
|
|
"class": 68 /* ClassKeyword */,
|
|
"continue": 70 /* ContinueKeyword */,
|
|
"const": 69 /* ConstKeyword */,
|
|
"constructor": 112 /* ConstructorKeyword */,
|
|
"debugger": 71 /* DebuggerKeyword */,
|
|
"declare": 113 /* DeclareKeyword */,
|
|
"default": 72 /* DefaultKeyword */,
|
|
"delete": 73 /* DeleteKeyword */,
|
|
"do": 74 /* DoKeyword */,
|
|
"else": 75 /* ElseKeyword */,
|
|
"enum": 76 /* EnumKeyword */,
|
|
"export": 77 /* ExportKeyword */,
|
|
"extends": 78 /* ExtendsKeyword */,
|
|
"false": 79 /* FalseKeyword */,
|
|
"finally": 80 /* FinallyKeyword */,
|
|
"for": 81 /* ForKeyword */,
|
|
"function": 82 /* FunctionKeyword */,
|
|
"get": 114 /* GetKeyword */,
|
|
"if": 83 /* IfKeyword */,
|
|
"implements": 101 /* ImplementsKeyword */,
|
|
"import": 84 /* ImportKeyword */,
|
|
"in": 85 /* InKeyword */,
|
|
"instanceof": 86 /* InstanceOfKeyword */,
|
|
"interface": 102 /* InterfaceKeyword */,
|
|
"let": 103 /* LetKeyword */,
|
|
"module": 115 /* ModuleKeyword */,
|
|
"new": 87 /* NewKeyword */,
|
|
"null": 88 /* NullKeyword */,
|
|
"number": 117 /* NumberKeyword */,
|
|
"package": 104 /* PackageKeyword */,
|
|
"private": 105 /* PrivateKeyword */,
|
|
"protected": 106 /* ProtectedKeyword */,
|
|
"public": 107 /* PublicKeyword */,
|
|
"require": 116 /* RequireKeyword */,
|
|
"return": 89 /* ReturnKeyword */,
|
|
"set": 118 /* SetKeyword */,
|
|
"static": 108 /* StaticKeyword */,
|
|
"string": 119 /* StringKeyword */,
|
|
"super": 90 /* SuperKeyword */,
|
|
"switch": 91 /* SwitchKeyword */,
|
|
"this": 92 /* ThisKeyword */,
|
|
"throw": 93 /* ThrowKeyword */,
|
|
"true": 94 /* TrueKeyword */,
|
|
"try": 95 /* TryKeyword */,
|
|
"type": 120 /* TypeKeyword */,
|
|
"typeof": 96 /* TypeOfKeyword */,
|
|
"var": 97 /* VarKeyword */,
|
|
"void": 98 /* VoidKeyword */,
|
|
"while": 99 /* WhileKeyword */,
|
|
"with": 100 /* WithKeyword */,
|
|
"yield": 109 /* YieldKeyword */,
|
|
"{": 14 /* OpenBraceToken */,
|
|
"}": 15 /* CloseBraceToken */,
|
|
"(": 16 /* OpenParenToken */,
|
|
")": 17 /* CloseParenToken */,
|
|
"[": 18 /* OpenBracketToken */,
|
|
"]": 19 /* CloseBracketToken */,
|
|
".": 20 /* DotToken */,
|
|
"...": 21 /* DotDotDotToken */,
|
|
";": 22 /* SemicolonToken */,
|
|
",": 23 /* CommaToken */,
|
|
"<": 24 /* LessThanToken */,
|
|
">": 25 /* GreaterThanToken */,
|
|
"<=": 26 /* LessThanEqualsToken */,
|
|
">=": 27 /* GreaterThanEqualsToken */,
|
|
"==": 28 /* EqualsEqualsToken */,
|
|
"!=": 29 /* ExclamationEqualsToken */,
|
|
"===": 30 /* EqualsEqualsEqualsToken */,
|
|
"!==": 31 /* ExclamationEqualsEqualsToken */,
|
|
"=>": 32 /* EqualsGreaterThanToken */,
|
|
"+": 33 /* PlusToken */,
|
|
"-": 34 /* MinusToken */,
|
|
"*": 35 /* AsteriskToken */,
|
|
"/": 36 /* SlashToken */,
|
|
"%": 37 /* PercentToken */,
|
|
"++": 38 /* PlusPlusToken */,
|
|
"--": 39 /* MinusMinusToken */,
|
|
"<<": 40 /* LessThanLessThanToken */,
|
|
">>": 41 /* GreaterThanGreaterThanToken */,
|
|
">>>": 42 /* GreaterThanGreaterThanGreaterThanToken */,
|
|
"&": 43 /* AmpersandToken */,
|
|
"|": 44 /* BarToken */,
|
|
"^": 45 /* CaretToken */,
|
|
"!": 46 /* ExclamationToken */,
|
|
"~": 47 /* TildeToken */,
|
|
"&&": 48 /* AmpersandAmpersandToken */,
|
|
"||": 49 /* BarBarToken */,
|
|
"?": 50 /* QuestionToken */,
|
|
":": 51 /* ColonToken */,
|
|
"=": 52 /* EqualsToken */,
|
|
"+=": 53 /* PlusEqualsToken */,
|
|
"-=": 54 /* MinusEqualsToken */,
|
|
"*=": 55 /* AsteriskEqualsToken */,
|
|
"/=": 56 /* SlashEqualsToken */,
|
|
"%=": 57 /* PercentEqualsToken */,
|
|
"<<=": 58 /* LessThanLessThanEqualsToken */,
|
|
">>=": 59 /* GreaterThanGreaterThanEqualsToken */,
|
|
">>>=": 60 /* GreaterThanGreaterThanGreaterThanEqualsToken */,
|
|
"&=": 61 /* AmpersandEqualsToken */,
|
|
"|=": 62 /* BarEqualsToken */,
|
|
"^=": 63 /* CaretEqualsToken */
|
|
};
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|
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3515, 3517, 3517, 3520, 3526, 3530, 3530, 3535, 3540, 3542, 3542, 3544, 3551, 3570, 3571, 3585, 3642, 3648, 3662, 3664, 3673, 3713, 3714, 3716, 3716, 3719, 3720, 3722, 3722, 3725, 3725, 3732, 3735, 3737, 3743, 3745, 3747, 3749, 3749, 3751, 3751, 3754, 3755, 3757, 3769, 3771, 3773, 3776, 3780, 3782, 3782, 3784, 3789, 3792, 3801, 3804, 3807, 3840, 3840, 3864, 3865, 3872, 3881, 3893, 3893, 3895, 3895, 3897, 3897, 3902, 3911, 3913, 3948, 3953, 3972, 3974, 3991, 3993, 4028, 4038, 4038, 4096, 4169, 4176, 4253, 4256, 4293, 4295, 4295, 4301, 4301, 4304, 4346, 4348, 4680, 4682, 4685, 4688, 4694, 4696, 4696, 4698, 4701, 4704, 4744, 4746, 4749, 4752, 4784, 4786, 4789, 4792, 4798, 4800, 4800, 4802, 4805, 4808, 4822, 4824, 4880, 4882, 4885, 4888, 4954, 4957, 4959, 4992, 5007, 5024, 5108, 5121, 5740, 5743, 5759, 5761, 5786, 5792, 5866, 5870, 5872, 5888, 5900, 5902, 5908, 5920, 5940, 5952, 5971, 5984, 5996, 5998, 6000, 6002, 6003, 6016, 6099, 6103, 6103, 6108, 6109, 6112, 6121, 6155, 6157, 6160, 6169, 6176, 6263, 6272, 6314, 6320, 6389, 6400, 6428, 6432, 6443, 6448, 6459, 6470, 6509, 6512, 6516, 6528, 6571, 6576, 6601, 6608, 6617, 6656, 6683, 6688, 6750, 6752, 6780, 6783, 6793, 6800, 6809, 6823, 6823, 6912, 6987, 6992, 7001, 7019, 7027, 7040, 7155, 7168, 7223, 7232, 7241, 7245, 7293, 7376, 7378, 7380, 7414, 7424, 7654, 7676, 7957, 7960, 7965, 7968, 8005, 8008, 8013, 8016, 8023, 8025, 8025, 8027, 8027, 8029, 8029, 8031, 8061, 8064, 8116, 8118, 8124, 8126, 8126, 8130, 8132, 8134, 8140, 8144, 8147, 8150, 8155, 8160, 8172, 8178, 8180, 8182, 8188, 8204, 8205, 8255, 8256, 8276, 8276, 8305, 8305, 8319, 8319, 8336, 8348, 8400, 8412, 8417, 8417, 8421, 8432, 8450, 8450, 8455, 8455, 8458, 8467, 8469, 8469, 8473, 8477, 8484, 8484, 8486, 8486, 8488, 8488, 8490, 8493, 8495, 8505, 8508, 8511, 8517, 8521, 8526, 8526, 8544, 8584, 11264, 11310, 11312, 11358, 11360, 11492, 11499, 11507, 11520, 11557, 11559, 11559, 11565, 11565, 11568, 11623, 11631, 11631, 11647, 11670, 11680, 11686, 11688, 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 === 0 /* ES3 */ ? lookupInUnicodeMap(code, unicodeES3IdentifierStart) : lookupInUnicodeMap(code, unicodeES5IdentifierStart);
|
|
}
|
|
function isUnicodeIdentifierPart(code, languageVersion) {
|
|
return languageVersion === 0 /* ES3 */ ? lookupInUnicodeMap(code, unicodeES3IdentifierPart) : lookupInUnicodeMap(code, unicodeES5IdentifierPart);
|
|
}
|
|
function makeReverseMap(source) {
|
|
var result = [];
|
|
for (var name in source) {
|
|
if (source.hasOwnProperty(name)) {
|
|
result[source[name]] = name;
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
var tokenStrings = makeReverseMap(textToToken);
|
|
function tokenToString(t) {
|
|
return tokenStrings[t];
|
|
}
|
|
ts.tokenToString = tokenToString;
|
|
function computeLineStarts(text) {
|
|
var result = new Array();
|
|
var pos = 0;
|
|
var lineStart = 0;
|
|
while (pos < text.length) {
|
|
var ch = text.charCodeAt(pos++);
|
|
switch (ch) {
|
|
case 13 /* carriageReturn */:
|
|
if (text.charCodeAt(pos) === 10 /* lineFeed */) {
|
|
pos++;
|
|
}
|
|
case 10 /* lineFeed */:
|
|
result.push(lineStart);
|
|
lineStart = pos;
|
|
break;
|
|
default:
|
|
if (ch > 127 /* maxAsciiCharacter */ && isLineBreak(ch)) {
|
|
result.push(lineStart);
|
|
lineStart = pos;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
result.push(lineStart);
|
|
return result;
|
|
}
|
|
ts.computeLineStarts = computeLineStarts;
|
|
function getPositionFromLineAndCharacter(lineStarts, line, character) {
|
|
ts.Debug.assert(line > 0);
|
|
return lineStarts[line - 1] + character - 1;
|
|
}
|
|
ts.getPositionFromLineAndCharacter = getPositionFromLineAndCharacter;
|
|
function getLineAndCharacterOfPosition(lineStarts, position) {
|
|
var lineNumber = ts.binarySearch(lineStarts, position);
|
|
if (lineNumber < 0) {
|
|
lineNumber = (~lineNumber) - 1;
|
|
}
|
|
return {
|
|
line: lineNumber + 1,
|
|
character: position - lineStarts[lineNumber] + 1
|
|
};
|
|
}
|
|
ts.getLineAndCharacterOfPosition = getLineAndCharacterOfPosition;
|
|
function positionToLineAndCharacter(text, pos) {
|
|
var lineStarts = computeLineStarts(text);
|
|
return getLineAndCharacterOfPosition(lineStarts, pos);
|
|
}
|
|
ts.positionToLineAndCharacter = positionToLineAndCharacter;
|
|
var hasOwnProperty = Object.prototype.hasOwnProperty;
|
|
function isWhiteSpace(ch) {
|
|
return ch === 32 /* space */ || ch === 9 /* tab */ || ch === 11 /* verticalTab */ || ch === 12 /* formFeed */ || ch === 160 /* nonBreakingSpace */ || ch === 5760 /* ogham */ || ch >= 8192 /* enQuad */ && ch <= 8203 /* zeroWidthSpace */ || ch === 8239 /* narrowNoBreakSpace */ || ch === 8287 /* mathematicalSpace */ || ch === 12288 /* ideographicSpace */ || ch === 65279 /* byteOrderMark */;
|
|
}
|
|
ts.isWhiteSpace = isWhiteSpace;
|
|
function isLineBreak(ch) {
|
|
return ch === 10 /* lineFeed */ || ch === 13 /* carriageReturn */ || ch === 8232 /* lineSeparator */ || ch === 8233 /* paragraphSeparator */ || ch === 133 /* nextLine */;
|
|
}
|
|
ts.isLineBreak = isLineBreak;
|
|
function isDigit(ch) {
|
|
return ch >= 48 /* _0 */ && ch <= 57 /* _9 */;
|
|
}
|
|
function isOctalDigit(ch) {
|
|
return ch >= 48 /* _0 */ && ch <= 55 /* _7 */;
|
|
}
|
|
ts.isOctalDigit = isOctalDigit;
|
|
function skipTrivia(text, pos, stopAfterLineBreak) {
|
|
while (true) {
|
|
var ch = text.charCodeAt(pos);
|
|
switch (ch) {
|
|
case 13 /* carriageReturn */:
|
|
if (text.charCodeAt(pos + 1) === 10 /* lineFeed */) {
|
|
pos++;
|
|
}
|
|
case 10 /* lineFeed */:
|
|
pos++;
|
|
if (stopAfterLineBreak) {
|
|
return pos;
|
|
}
|
|
continue;
|
|
case 9 /* tab */:
|
|
case 11 /* verticalTab */:
|
|
case 12 /* formFeed */:
|
|
case 32 /* space */:
|
|
pos++;
|
|
continue;
|
|
case 47 /* slash */:
|
|
if (text.charCodeAt(pos + 1) === 47 /* slash */) {
|
|
pos += 2;
|
|
while (pos < text.length) {
|
|
if (isLineBreak(text.charCodeAt(pos))) {
|
|
break;
|
|
}
|
|
pos++;
|
|
}
|
|
continue;
|
|
}
|
|
if (text.charCodeAt(pos + 1) === 42 /* asterisk */) {
|
|
pos += 2;
|
|
while (pos < text.length) {
|
|
if (text.charCodeAt(pos) === 42 /* asterisk */ && text.charCodeAt(pos + 1) === 47 /* slash */) {
|
|
pos += 2;
|
|
break;
|
|
}
|
|
pos++;
|
|
}
|
|
continue;
|
|
}
|
|
break;
|
|
case 60 /* lessThan */:
|
|
case 61 /* equals */:
|
|
case 62 /* greaterThan */:
|
|
if (isConflictMarkerTrivia(text, pos)) {
|
|
pos = scanConflictMarkerTrivia(text, pos);
|
|
continue;
|
|
}
|
|
break;
|
|
default:
|
|
if (ch > 127 /* maxAsciiCharacter */ && (isWhiteSpace(ch) || isLineBreak(ch))) {
|
|
pos++;
|
|
continue;
|
|
}
|
|
break;
|
|
}
|
|
return pos;
|
|
}
|
|
}
|
|
ts.skipTrivia = skipTrivia;
|
|
function isConflictMarkerTrivia(text, pos) {
|
|
if (pos > 0 && isLineBreak(text.charCodeAt(pos - 1))) {
|
|
var ch = text.charCodeAt(pos);
|
|
var markerLength = "<<<<<<<".length;
|
|
if ((pos + markerLength) < text.length) {
|
|
for (var i = 0, n = markerLength; i < n; i++) {
|
|
if (text.charCodeAt(pos + i) !== ch) {
|
|
return false;
|
|
}
|
|
}
|
|
return ch === 61 /* equals */ || text.charCodeAt(pos + markerLength) === 32 /* space */;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
function scanConflictMarkerTrivia(text, pos) {
|
|
var len = text.length;
|
|
while (pos < len && !isLineBreak(text.charCodeAt(pos))) {
|
|
pos++;
|
|
}
|
|
return pos;
|
|
}
|
|
function getCommentRanges(text, pos, trailing) {
|
|
var result;
|
|
var collecting = trailing || pos === 0;
|
|
while (true) {
|
|
var ch = text.charCodeAt(pos);
|
|
switch (ch) {
|
|
case 13 /* carriageReturn */:
|
|
if (text.charCodeAt(pos + 1) === 10 /* lineFeed */)
|
|
pos++;
|
|
case 10 /* lineFeed */:
|
|
pos++;
|
|
if (trailing) {
|
|
return result;
|
|
}
|
|
collecting = true;
|
|
if (result && result.length) {
|
|
result[result.length - 1].hasTrailingNewLine = true;
|
|
}
|
|
continue;
|
|
case 9 /* tab */:
|
|
case 11 /* verticalTab */:
|
|
case 12 /* formFeed */:
|
|
case 32 /* space */:
|
|
pos++;
|
|
continue;
|
|
case 47 /* slash */:
|
|
var nextChar = text.charCodeAt(pos + 1);
|
|
var hasTrailingNewLine = false;
|
|
if (nextChar === 47 /* slash */ || nextChar === 42 /* asterisk */) {
|
|
var startPos = pos;
|
|
pos += 2;
|
|
if (nextChar === 47 /* slash */) {
|
|
while (pos < text.length) {
|
|
if (isLineBreak(text.charCodeAt(pos))) {
|
|
hasTrailingNewLine = true;
|
|
break;
|
|
}
|
|
pos++;
|
|
}
|
|
}
|
|
else {
|
|
while (pos < text.length) {
|
|
if (text.charCodeAt(pos) === 42 /* asterisk */ && text.charCodeAt(pos + 1) === 47 /* slash */) {
|
|
pos += 2;
|
|
break;
|
|
}
|
|
pos++;
|
|
}
|
|
}
|
|
if (collecting) {
|
|
if (!result)
|
|
result = [];
|
|
result.push({ pos: startPos, end: pos, hasTrailingNewLine: hasTrailingNewLine });
|
|
}
|
|
continue;
|
|
}
|
|
break;
|
|
default:
|
|
if (ch > 127 /* maxAsciiCharacter */ && (isWhiteSpace(ch) || isLineBreak(ch))) {
|
|
if (result && result.length && isLineBreak(ch)) {
|
|
result[result.length - 1].hasTrailingNewLine = true;
|
|
}
|
|
pos++;
|
|
continue;
|
|
}
|
|
break;
|
|
}
|
|
return result;
|
|
}
|
|
}
|
|
function getLeadingCommentRanges(text, pos) {
|
|
return getCommentRanges(text, pos, false);
|
|
}
|
|
ts.getLeadingCommentRanges = getLeadingCommentRanges;
|
|
function getTrailingCommentRanges(text, pos) {
|
|
return getCommentRanges(text, pos, true);
|
|
}
|
|
ts.getTrailingCommentRanges = getTrailingCommentRanges;
|
|
function isIdentifierStart(ch, languageVersion) {
|
|
return ch >= 65 /* A */ && ch <= 90 /* Z */ || ch >= 97 /* a */ && ch <= 122 /* z */ || ch === 36 /* $ */ || ch === 95 /* _ */ || ch > 127 /* maxAsciiCharacter */ && isUnicodeIdentifierStart(ch, languageVersion);
|
|
}
|
|
ts.isIdentifierStart = isIdentifierStart;
|
|
function isIdentifierPart(ch, languageVersion) {
|
|
return ch >= 65 /* A */ && ch <= 90 /* Z */ || ch >= 97 /* a */ && ch <= 122 /* z */ || ch >= 48 /* _0 */ && ch <= 57 /* _9 */ || ch === 36 /* $ */ || ch === 95 /* _ */ || ch > 127 /* maxAsciiCharacter */ && isUnicodeIdentifierPart(ch, languageVersion);
|
|
}
|
|
ts.isIdentifierPart = isIdentifierPart;
|
|
function createScanner(languageVersion, skipTrivia, text, onError) {
|
|
var pos;
|
|
var len;
|
|
var startPos;
|
|
var tokenPos;
|
|
var token;
|
|
var tokenValue;
|
|
var precedingLineBreak;
|
|
var tokenIsUnterminated;
|
|
function error(message) {
|
|
if (onError) {
|
|
onError(message);
|
|
}
|
|
}
|
|
function isIdentifierStart(ch) {
|
|
return ch >= 65 /* A */ && ch <= 90 /* Z */ || ch >= 97 /* a */ && ch <= 122 /* z */ || ch === 36 /* $ */ || ch === 95 /* _ */ || ch > 127 /* maxAsciiCharacter */ && isUnicodeIdentifierStart(ch, languageVersion);
|
|
}
|
|
function isIdentifierPart(ch) {
|
|
return ch >= 65 /* A */ && ch <= 90 /* Z */ || ch >= 97 /* a */ && ch <= 122 /* z */ || ch >= 48 /* _0 */ && ch <= 57 /* _9 */ || ch === 36 /* $ */ || ch === 95 /* _ */ || ch > 127 /* maxAsciiCharacter */ && isUnicodeIdentifierPart(ch, languageVersion);
|
|
}
|
|
function scanNumber() {
|
|
var start = pos;
|
|
while (isDigit(text.charCodeAt(pos)))
|
|
pos++;
|
|
if (text.charCodeAt(pos) === 46 /* dot */) {
|
|
pos++;
|
|
while (isDigit(text.charCodeAt(pos)))
|
|
pos++;
|
|
}
|
|
var end = pos;
|
|
if (text.charCodeAt(pos) === 69 /* E */ || text.charCodeAt(pos) === 101 /* e */) {
|
|
pos++;
|
|
if (text.charCodeAt(pos) === 43 /* plus */ || text.charCodeAt(pos) === 45 /* minus */)
|
|
pos++;
|
|
if (isDigit(text.charCodeAt(pos))) {
|
|
pos++;
|
|
while (isDigit(text.charCodeAt(pos)))
|
|
pos++;
|
|
end = pos;
|
|
}
|
|
else {
|
|
error(ts.Diagnostics.Digit_expected);
|
|
}
|
|
}
|
|
return +(text.substring(start, end));
|
|
}
|
|
function scanOctalDigits() {
|
|
var start = pos;
|
|
while (isOctalDigit(text.charCodeAt(pos))) {
|
|
pos++;
|
|
}
|
|
return +(text.substring(start, pos));
|
|
}
|
|
function scanHexDigits(count, mustMatchCount) {
|
|
var digits = 0;
|
|
var value = 0;
|
|
while (digits < count || !mustMatchCount) {
|
|
var ch = text.charCodeAt(pos);
|
|
if (ch >= 48 /* _0 */ && ch <= 57 /* _9 */) {
|
|
value = value * 16 + ch - 48 /* _0 */;
|
|
}
|
|
else if (ch >= 65 /* A */ && ch <= 70 /* F */) {
|
|
value = value * 16 + ch - 65 /* A */ + 10;
|
|
}
|
|
else if (ch >= 97 /* a */ && ch <= 102 /* f */) {
|
|
value = value * 16 + ch - 97 /* a */ + 10;
|
|
}
|
|
else {
|
|
break;
|
|
}
|
|
pos++;
|
|
digits++;
|
|
}
|
|
if (digits < count) {
|
|
value = -1;
|
|
}
|
|
return value;
|
|
}
|
|
function scanString() {
|
|
var quote = text.charCodeAt(pos++);
|
|
var result = "";
|
|
var start = pos;
|
|
while (true) {
|
|
if (pos >= len) {
|
|
result += text.substring(start, pos);
|
|
tokenIsUnterminated = true;
|
|
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 /* backslash */) {
|
|
result += text.substring(start, pos);
|
|
result += scanEscapeSequence();
|
|
start = pos;
|
|
continue;
|
|
}
|
|
if (isLineBreak(ch)) {
|
|
result += text.substring(start, pos);
|
|
tokenIsUnterminated = true;
|
|
error(ts.Diagnostics.Unterminated_string_literal);
|
|
break;
|
|
}
|
|
pos++;
|
|
}
|
|
return result;
|
|
}
|
|
function scanTemplateAndSetTokenValue() {
|
|
var startedWithBacktick = text.charCodeAt(pos) === 96 /* backtick */;
|
|
pos++;
|
|
var start = pos;
|
|
var contents = "";
|
|
var resultingToken;
|
|
while (true) {
|
|
if (pos >= len) {
|
|
contents += text.substring(start, pos);
|
|
tokenIsUnterminated = true;
|
|
error(ts.Diagnostics.Unterminated_template_literal);
|
|
resultingToken = startedWithBacktick ? 10 /* NoSubstitutionTemplateLiteral */ : 13 /* TemplateTail */;
|
|
break;
|
|
}
|
|
var currChar = text.charCodeAt(pos);
|
|
if (currChar === 96 /* backtick */) {
|
|
contents += text.substring(start, pos);
|
|
pos++;
|
|
resultingToken = startedWithBacktick ? 10 /* NoSubstitutionTemplateLiteral */ : 13 /* TemplateTail */;
|
|
break;
|
|
}
|
|
if (currChar === 36 /* $ */ && pos + 1 < len && text.charCodeAt(pos + 1) === 123 /* openBrace */) {
|
|
contents += text.substring(start, pos);
|
|
pos += 2;
|
|
resultingToken = startedWithBacktick ? 11 /* TemplateHead */ : 12 /* TemplateMiddle */;
|
|
break;
|
|
}
|
|
if (currChar === 92 /* backslash */) {
|
|
contents += text.substring(start, pos);
|
|
contents += scanEscapeSequence();
|
|
start = pos;
|
|
continue;
|
|
}
|
|
if (currChar === 13 /* carriageReturn */) {
|
|
contents += text.substring(start, pos);
|
|
pos++;
|
|
if (pos < len && text.charCodeAt(pos) === 10 /* lineFeed */) {
|
|
pos++;
|
|
}
|
|
contents += "\n";
|
|
start = pos;
|
|
continue;
|
|
}
|
|
pos++;
|
|
}
|
|
ts.Debug.assert(resultingToken !== undefined);
|
|
tokenValue = contents;
|
|
return resultingToken;
|
|
}
|
|
function scanEscapeSequence() {
|
|
pos++;
|
|
if (pos >= len) {
|
|
error(ts.Diagnostics.Unexpected_end_of_text);
|
|
return "";
|
|
}
|
|
var ch = text.charCodeAt(pos++);
|
|
switch (ch) {
|
|
case 48 /* _0 */:
|
|
return "\0";
|
|
case 98 /* b */:
|
|
return "\b";
|
|
case 116 /* t */:
|
|
return "\t";
|
|
case 110 /* n */:
|
|
return "\n";
|
|
case 118 /* v */:
|
|
return "\v";
|
|
case 102 /* f */:
|
|
return "\f";
|
|
case 114 /* r */:
|
|
return "\r";
|
|
case 39 /* singleQuote */:
|
|
return "\'";
|
|
case 34 /* doubleQuote */:
|
|
return "\"";
|
|
case 120 /* x */:
|
|
case 117 /* u */:
|
|
var ch = scanHexDigits(ch === 120 /* x */ ? 2 : 4, true);
|
|
if (ch >= 0) {
|
|
return String.fromCharCode(ch);
|
|
}
|
|
else {
|
|
error(ts.Diagnostics.Hexadecimal_digit_expected);
|
|
return "";
|
|
}
|
|
case 13 /* carriageReturn */:
|
|
if (pos < len && text.charCodeAt(pos) === 10 /* lineFeed */) {
|
|
pos++;
|
|
}
|
|
case 10 /* lineFeed */:
|
|
case 8232 /* lineSeparator */:
|
|
case 8233 /* paragraphSeparator */:
|
|
return "";
|
|
default:
|
|
return String.fromCharCode(ch);
|
|
}
|
|
}
|
|
function peekUnicodeEscape() {
|
|
if (pos + 5 < len && text.charCodeAt(pos + 1) === 117 /* u */) {
|
|
var start = pos;
|
|
pos += 2;
|
|
var value = scanHexDigits(4, true);
|
|
pos = start;
|
|
return value;
|
|
}
|
|
return -1;
|
|
}
|
|
function scanIdentifierParts() {
|
|
var result = "";
|
|
var start = pos;
|
|
while (pos < len) {
|
|
var ch = text.charCodeAt(pos);
|
|
if (isIdentifierPart(ch)) {
|
|
pos++;
|
|
}
|
|
else if (ch === 92 /* backslash */) {
|
|
ch = peekUnicodeEscape();
|
|
if (!(ch >= 0 && isIdentifierPart(ch))) {
|
|
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 /* a */ && ch <= 122 /* z */ && hasOwnProperty.call(textToToken, tokenValue)) {
|
|
return token = textToToken[tokenValue];
|
|
}
|
|
}
|
|
return token = 64 /* Identifier */;
|
|
}
|
|
function scanBinaryOrOctalDigits(base) {
|
|
ts.Debug.assert(base !== 2 || base !== 8, "Expected either base 2 or base 8");
|
|
var value = 0;
|
|
var numberOfDigits = 0;
|
|
while (true) {
|
|
var ch = text.charCodeAt(pos);
|
|
var valueOfCh = ch - 48 /* _0 */;
|
|
if (!isDigit(ch) || valueOfCh >= base) {
|
|
break;
|
|
}
|
|
value = value * base + valueOfCh;
|
|
pos++;
|
|
numberOfDigits++;
|
|
}
|
|
if (numberOfDigits === 0) {
|
|
return -1;
|
|
}
|
|
return value;
|
|
}
|
|
function scan() {
|
|
startPos = pos;
|
|
precedingLineBreak = false;
|
|
tokenIsUnterminated = false;
|
|
while (true) {
|
|
tokenPos = pos;
|
|
if (pos >= len) {
|
|
return token = 1 /* EndOfFileToken */;
|
|
}
|
|
var ch = text.charCodeAt(pos);
|
|
switch (ch) {
|
|
case 10 /* lineFeed */:
|
|
case 13 /* carriageReturn */:
|
|
precedingLineBreak = true;
|
|
if (skipTrivia) {
|
|
pos++;
|
|
continue;
|
|
}
|
|
else {
|
|
if (ch === 13 /* carriageReturn */ && pos + 1 < len && text.charCodeAt(pos + 1) === 10 /* lineFeed */) {
|
|
pos += 2;
|
|
}
|
|
else {
|
|
pos++;
|
|
}
|
|
return token = 4 /* NewLineTrivia */;
|
|
}
|
|
case 9 /* tab */:
|
|
case 11 /* verticalTab */:
|
|
case 12 /* formFeed */:
|
|
case 32 /* space */:
|
|
if (skipTrivia) {
|
|
pos++;
|
|
continue;
|
|
}
|
|
else {
|
|
while (pos < len && isWhiteSpace(text.charCodeAt(pos))) {
|
|
pos++;
|
|
}
|
|
return token = 5 /* WhitespaceTrivia */;
|
|
}
|
|
case 33 /* exclamation */:
|
|
if (text.charCodeAt(pos + 1) === 61 /* equals */) {
|
|
if (text.charCodeAt(pos + 2) === 61 /* equals */) {
|
|
return pos += 3, token = 31 /* ExclamationEqualsEqualsToken */;
|
|
}
|
|
return pos += 2, token = 29 /* ExclamationEqualsToken */;
|
|
}
|
|
return pos++, token = 46 /* ExclamationToken */;
|
|
case 34 /* doubleQuote */:
|
|
case 39 /* singleQuote */:
|
|
tokenValue = scanString();
|
|
return token = 8 /* StringLiteral */;
|
|
case 96 /* backtick */:
|
|
return token = scanTemplateAndSetTokenValue();
|
|
case 37 /* percent */:
|
|
if (text.charCodeAt(pos + 1) === 61 /* equals */) {
|
|
return pos += 2, token = 57 /* PercentEqualsToken */;
|
|
}
|
|
return pos++, token = 37 /* PercentToken */;
|
|
case 38 /* ampersand */:
|
|
if (text.charCodeAt(pos + 1) === 38 /* ampersand */) {
|
|
return pos += 2, token = 48 /* AmpersandAmpersandToken */;
|
|
}
|
|
if (text.charCodeAt(pos + 1) === 61 /* equals */) {
|
|
return pos += 2, token = 61 /* AmpersandEqualsToken */;
|
|
}
|
|
return pos++, token = 43 /* AmpersandToken */;
|
|
case 40 /* openParen */:
|
|
return pos++, token = 16 /* OpenParenToken */;
|
|
case 41 /* closeParen */:
|
|
return pos++, token = 17 /* CloseParenToken */;
|
|
case 42 /* asterisk */:
|
|
if (text.charCodeAt(pos + 1) === 61 /* equals */) {
|
|
return pos += 2, token = 55 /* AsteriskEqualsToken */;
|
|
}
|
|
return pos++, token = 35 /* AsteriskToken */;
|
|
case 43 /* plus */:
|
|
if (text.charCodeAt(pos + 1) === 43 /* plus */) {
|
|
return pos += 2, token = 38 /* PlusPlusToken */;
|
|
}
|
|
if (text.charCodeAt(pos + 1) === 61 /* equals */) {
|
|
return pos += 2, token = 53 /* PlusEqualsToken */;
|
|
}
|
|
return pos++, token = 33 /* PlusToken */;
|
|
case 44 /* comma */:
|
|
return pos++, token = 23 /* CommaToken */;
|
|
case 45 /* minus */:
|
|
if (text.charCodeAt(pos + 1) === 45 /* minus */) {
|
|
return pos += 2, token = 39 /* MinusMinusToken */;
|
|
}
|
|
if (text.charCodeAt(pos + 1) === 61 /* equals */) {
|
|
return pos += 2, token = 54 /* MinusEqualsToken */;
|
|
}
|
|
return pos++, token = 34 /* MinusToken */;
|
|
case 46 /* dot */:
|
|
if (isDigit(text.charCodeAt(pos + 1))) {
|
|
tokenValue = "" + scanNumber();
|
|
return token = 7 /* NumericLiteral */;
|
|
}
|
|
if (text.charCodeAt(pos + 1) === 46 /* dot */ && text.charCodeAt(pos + 2) === 46 /* dot */) {
|
|
return pos += 3, token = 21 /* DotDotDotToken */;
|
|
}
|
|
return pos++, token = 20 /* DotToken */;
|
|
case 47 /* slash */:
|
|
if (text.charCodeAt(pos + 1) === 47 /* slash */) {
|
|
pos += 2;
|
|
while (pos < len) {
|
|
if (isLineBreak(text.charCodeAt(pos))) {
|
|
break;
|
|
}
|
|
pos++;
|
|
}
|
|
if (skipTrivia) {
|
|
continue;
|
|
}
|
|
else {
|
|
return token = 2 /* SingleLineCommentTrivia */;
|
|
}
|
|
}
|
|
if (text.charCodeAt(pos + 1) === 42 /* asterisk */) {
|
|
pos += 2;
|
|
var commentClosed = false;
|
|
while (pos < len) {
|
|
var ch = text.charCodeAt(pos);
|
|
if (ch === 42 /* asterisk */ && text.charCodeAt(pos + 1) === 47 /* slash */) {
|
|
pos += 2;
|
|
commentClosed = true;
|
|
break;
|
|
}
|
|
if (isLineBreak(ch)) {
|
|
precedingLineBreak = true;
|
|
}
|
|
pos++;
|
|
}
|
|
if (!commentClosed) {
|
|
error(ts.Diagnostics.Asterisk_Slash_expected);
|
|
}
|
|
if (skipTrivia) {
|
|
continue;
|
|
}
|
|
else {
|
|
tokenIsUnterminated = !commentClosed;
|
|
return token = 3 /* MultiLineCommentTrivia */;
|
|
}
|
|
}
|
|
if (text.charCodeAt(pos + 1) === 61 /* equals */) {
|
|
return pos += 2, token = 56 /* SlashEqualsToken */;
|
|
}
|
|
return pos++, token = 36 /* SlashToken */;
|
|
case 48 /* _0 */:
|
|
if (pos + 2 < len && (text.charCodeAt(pos + 1) === 88 /* X */ || text.charCodeAt(pos + 1) === 120 /* x */)) {
|
|
pos += 2;
|
|
var value = scanHexDigits(1, false);
|
|
if (value < 0) {
|
|
error(ts.Diagnostics.Hexadecimal_digit_expected);
|
|
value = 0;
|
|
}
|
|
tokenValue = "" + value;
|
|
return token = 7 /* NumericLiteral */;
|
|
}
|
|
else if (pos + 2 < len && (text.charCodeAt(pos + 1) === 66 /* B */ || text.charCodeAt(pos + 1) === 98 /* b */)) {
|
|
pos += 2;
|
|
var value = scanBinaryOrOctalDigits(2);
|
|
if (value < 0) {
|
|
error(ts.Diagnostics.Binary_digit_expected);
|
|
value = 0;
|
|
}
|
|
tokenValue = "" + value;
|
|
return 7 /* NumericLiteral */;
|
|
}
|
|
else if (pos + 2 < len && (text.charCodeAt(pos + 1) === 79 /* O */ || text.charCodeAt(pos + 1) === 111 /* o */)) {
|
|
pos += 2;
|
|
var value = scanBinaryOrOctalDigits(8);
|
|
if (value < 0) {
|
|
error(ts.Diagnostics.Octal_digit_expected);
|
|
value = 0;
|
|
}
|
|
tokenValue = "" + value;
|
|
return 7 /* NumericLiteral */;
|
|
}
|
|
if (pos + 1 < len && isOctalDigit(text.charCodeAt(pos + 1))) {
|
|
tokenValue = "" + scanOctalDigits();
|
|
return token = 7 /* NumericLiteral */;
|
|
}
|
|
case 49 /* _1 */:
|
|
case 50 /* _2 */:
|
|
case 51 /* _3 */:
|
|
case 52 /* _4 */:
|
|
case 53 /* _5 */:
|
|
case 54 /* _6 */:
|
|
case 55 /* _7 */:
|
|
case 56 /* _8 */:
|
|
case 57 /* _9 */:
|
|
tokenValue = "" + scanNumber();
|
|
return token = 7 /* NumericLiteral */;
|
|
case 58 /* colon */:
|
|
return pos++, token = 51 /* ColonToken */;
|
|
case 59 /* semicolon */:
|
|
return pos++, token = 22 /* SemicolonToken */;
|
|
case 60 /* lessThan */:
|
|
if (isConflictMarkerTrivia(text, pos)) {
|
|
error(ts.Diagnostics.Merge_conflict_marker_encountered);
|
|
pos = scanConflictMarkerTrivia(text, pos);
|
|
if (skipTrivia) {
|
|
continue;
|
|
}
|
|
else {
|
|
return token = 6 /* ConflictMarkerTrivia */;
|
|
}
|
|
}
|
|
if (text.charCodeAt(pos + 1) === 60 /* lessThan */) {
|
|
if (text.charCodeAt(pos + 2) === 61 /* equals */) {
|
|
return pos += 3, token = 58 /* LessThanLessThanEqualsToken */;
|
|
}
|
|
return pos += 2, token = 40 /* LessThanLessThanToken */;
|
|
}
|
|
if (text.charCodeAt(pos + 1) === 61 /* equals */) {
|
|
return pos += 2, token = 26 /* LessThanEqualsToken */;
|
|
}
|
|
return pos++, token = 24 /* LessThanToken */;
|
|
case 61 /* equals */:
|
|
if (isConflictMarkerTrivia(text, pos)) {
|
|
error(ts.Diagnostics.Merge_conflict_marker_encountered);
|
|
pos = scanConflictMarkerTrivia(text, pos);
|
|
if (skipTrivia) {
|
|
continue;
|
|
}
|
|
else {
|
|
return token = 6 /* ConflictMarkerTrivia */;
|
|
}
|
|
}
|
|
if (text.charCodeAt(pos + 1) === 61 /* equals */) {
|
|
if (text.charCodeAt(pos + 2) === 61 /* equals */) {
|
|
return pos += 3, token = 30 /* EqualsEqualsEqualsToken */;
|
|
}
|
|
return pos += 2, token = 28 /* EqualsEqualsToken */;
|
|
}
|
|
if (text.charCodeAt(pos + 1) === 62 /* greaterThan */) {
|
|
return pos += 2, token = 32 /* EqualsGreaterThanToken */;
|
|
}
|
|
return pos++, token = 52 /* EqualsToken */;
|
|
case 62 /* greaterThan */:
|
|
if (isConflictMarkerTrivia(text, pos)) {
|
|
error(ts.Diagnostics.Merge_conflict_marker_encountered);
|
|
pos = scanConflictMarkerTrivia(text, pos);
|
|
if (skipTrivia) {
|
|
continue;
|
|
}
|
|
else {
|
|
return token = 6 /* ConflictMarkerTrivia */;
|
|
}
|
|
}
|
|
return pos++, token = 25 /* GreaterThanToken */;
|
|
case 63 /* question */:
|
|
return pos++, token = 50 /* QuestionToken */;
|
|
case 91 /* openBracket */:
|
|
return pos++, token = 18 /* OpenBracketToken */;
|
|
case 93 /* closeBracket */:
|
|
return pos++, token = 19 /* CloseBracketToken */;
|
|
case 94 /* caret */:
|
|
if (text.charCodeAt(pos + 1) === 61 /* equals */) {
|
|
return pos += 2, token = 63 /* CaretEqualsToken */;
|
|
}
|
|
return pos++, token = 45 /* CaretToken */;
|
|
case 123 /* openBrace */:
|
|
return pos++, token = 14 /* OpenBraceToken */;
|
|
case 124 /* bar */:
|
|
if (text.charCodeAt(pos + 1) === 124 /* bar */) {
|
|
return pos += 2, token = 49 /* BarBarToken */;
|
|
}
|
|
if (text.charCodeAt(pos + 1) === 61 /* equals */) {
|
|
return pos += 2, token = 62 /* BarEqualsToken */;
|
|
}
|
|
return pos++, token = 44 /* BarToken */;
|
|
case 125 /* closeBrace */:
|
|
return pos++, token = 15 /* CloseBraceToken */;
|
|
case 126 /* tilde */:
|
|
return pos++, token = 47 /* TildeToken */;
|
|
case 92 /* backslash */:
|
|
var ch = peekUnicodeEscape();
|
|
if (ch >= 0 && isIdentifierStart(ch)) {
|
|
pos += 6;
|
|
tokenValue = String.fromCharCode(ch) + scanIdentifierParts();
|
|
return token = getIdentifierToken();
|
|
}
|
|
error(ts.Diagnostics.Invalid_character);
|
|
return pos++, token = 0 /* Unknown */;
|
|
default:
|
|
if (isIdentifierStart(ch)) {
|
|
pos++;
|
|
while (pos < len && isIdentifierPart(ch = text.charCodeAt(pos)))
|
|
pos++;
|
|
tokenValue = text.substring(tokenPos, pos);
|
|
if (ch === 92 /* backslash */) {
|
|
tokenValue += scanIdentifierParts();
|
|
}
|
|
return token = getIdentifierToken();
|
|
}
|
|
else if (isWhiteSpace(ch)) {
|
|
pos++;
|
|
continue;
|
|
}
|
|
else if (isLineBreak(ch)) {
|
|
precedingLineBreak = true;
|
|
pos++;
|
|
continue;
|
|
}
|
|
error(ts.Diagnostics.Invalid_character);
|
|
return pos++, token = 0 /* Unknown */;
|
|
}
|
|
}
|
|
}
|
|
function reScanGreaterToken() {
|
|
if (token === 25 /* GreaterThanToken */) {
|
|
if (text.charCodeAt(pos) === 62 /* greaterThan */) {
|
|
if (text.charCodeAt(pos + 1) === 62 /* greaterThan */) {
|
|
if (text.charCodeAt(pos + 2) === 61 /* equals */) {
|
|
return pos += 3, token = 60 /* GreaterThanGreaterThanGreaterThanEqualsToken */;
|
|
}
|
|
return pos += 2, token = 42 /* GreaterThanGreaterThanGreaterThanToken */;
|
|
}
|
|
if (text.charCodeAt(pos + 1) === 61 /* equals */) {
|
|
return pos += 2, token = 59 /* GreaterThanGreaterThanEqualsToken */;
|
|
}
|
|
return pos++, token = 41 /* GreaterThanGreaterThanToken */;
|
|
}
|
|
if (text.charCodeAt(pos) === 61 /* equals */) {
|
|
return pos++, token = 27 /* GreaterThanEqualsToken */;
|
|
}
|
|
}
|
|
return token;
|
|
}
|
|
function reScanSlashToken() {
|
|
if (token === 36 /* SlashToken */ || token === 56 /* SlashEqualsToken */) {
|
|
var p = tokenPos + 1;
|
|
var inEscape = false;
|
|
var inCharacterClass = false;
|
|
while (true) {
|
|
if (p >= len) {
|
|
tokenIsUnterminated = true;
|
|
error(ts.Diagnostics.Unterminated_regular_expression_literal);
|
|
break;
|
|
}
|
|
var ch = text.charCodeAt(p);
|
|
if (isLineBreak(ch)) {
|
|
tokenIsUnterminated = true;
|
|
error(ts.Diagnostics.Unterminated_regular_expression_literal);
|
|
break;
|
|
}
|
|
if (inEscape) {
|
|
inEscape = false;
|
|
}
|
|
else if (ch === 47 /* slash */ && !inCharacterClass) {
|
|
p++;
|
|
break;
|
|
}
|
|
else if (ch === 91 /* openBracket */) {
|
|
inCharacterClass = true;
|
|
}
|
|
else if (ch === 92 /* backslash */) {
|
|
inEscape = true;
|
|
}
|
|
else if (ch === 93 /* closeBracket */) {
|
|
inCharacterClass = false;
|
|
}
|
|
p++;
|
|
}
|
|
while (p < len && isIdentifierPart(text.charCodeAt(p))) {
|
|
p++;
|
|
}
|
|
pos = p;
|
|
tokenValue = text.substring(tokenPos, pos);
|
|
token = 9 /* RegularExpressionLiteral */;
|
|
}
|
|
return token;
|
|
}
|
|
function reScanTemplateToken() {
|
|
ts.Debug.assert(token === 15 /* CloseBraceToken */, "'reScanTemplateToken' should only be called on a '}'");
|
|
pos = tokenPos;
|
|
return token = scanTemplateAndSetTokenValue();
|
|
}
|
|
function speculationHelper(callback, isLookahead) {
|
|
var savePos = pos;
|
|
var saveStartPos = startPos;
|
|
var saveTokenPos = tokenPos;
|
|
var saveToken = token;
|
|
var saveTokenValue = tokenValue;
|
|
var savePrecedingLineBreak = precedingLineBreak;
|
|
var result = callback();
|
|
if (!result || isLookahead) {
|
|
pos = savePos;
|
|
startPos = saveStartPos;
|
|
tokenPos = saveTokenPos;
|
|
token = saveToken;
|
|
tokenValue = saveTokenValue;
|
|
precedingLineBreak = savePrecedingLineBreak;
|
|
}
|
|
return result;
|
|
}
|
|
function lookAhead(callback) {
|
|
return speculationHelper(callback, true);
|
|
}
|
|
function tryScan(callback) {
|
|
return speculationHelper(callback, false);
|
|
}
|
|
function setText(newText) {
|
|
text = newText || "";
|
|
len = text.length;
|
|
setTextPos(0);
|
|
}
|
|
function setTextPos(textPos) {
|
|
pos = textPos;
|
|
startPos = textPos;
|
|
tokenPos = textPos;
|
|
token = 0 /* Unknown */;
|
|
precedingLineBreak = false;
|
|
}
|
|
setText(text);
|
|
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; },
|
|
hasPrecedingLineBreak: function () { return precedingLineBreak; },
|
|
isIdentifier: function () { return token === 64 /* Identifier */ || token > 100 /* LastReservedWord */; },
|
|
isReservedWord: function () { return token >= 65 /* FirstReservedWord */ && token <= 100 /* LastReservedWord */; },
|
|
isUnterminated: function () { return tokenIsUnterminated; },
|
|
reScanGreaterToken: reScanGreaterToken,
|
|
reScanSlashToken: reScanSlashToken,
|
|
reScanTemplateToken: reScanTemplateToken,
|
|
scan: scan,
|
|
setText: setText,
|
|
setTextPos: setTextPos,
|
|
tryScan: tryScan,
|
|
lookAhead: lookAhead
|
|
};
|
|
}
|
|
ts.createScanner = createScanner;
|
|
})(ts || (ts = {}));
|
|
var ts;
|
|
(function (ts) {
|
|
function getDeclarationOfKind(symbol, kind) {
|
|
var declarations = symbol.declarations;
|
|
for (var i = 0; i < declarations.length; i++) {
|
|
var declaration = declarations[i];
|
|
if (declaration.kind === kind) {
|
|
return declaration;
|
|
}
|
|
}
|
|
return undefined;
|
|
}
|
|
ts.getDeclarationOfKind = getDeclarationOfKind;
|
|
var stringWriters = [];
|
|
function getSingleLineStringWriter() {
|
|
if (stringWriters.length == 0) {
|
|
var str = "";
|
|
var writeText = function (text) { return str += text; };
|
|
return {
|
|
string: function () { return str; },
|
|
writeKeyword: writeText,
|
|
writeOperator: writeText,
|
|
writePunctuation: writeText,
|
|
writeSpace: writeText,
|
|
writeStringLiteral: writeText,
|
|
writeParameter: writeText,
|
|
writeSymbol: writeText,
|
|
writeLine: function () { return str += " "; },
|
|
increaseIndent: function () {
|
|
},
|
|
decreaseIndent: function () {
|
|
},
|
|
clear: function () { return str = ""; },
|
|
trackSymbol: function () {
|
|
}
|
|
};
|
|
}
|
|
return stringWriters.pop();
|
|
}
|
|
ts.getSingleLineStringWriter = getSingleLineStringWriter;
|
|
function releaseStringWriter(writer) {
|
|
writer.clear();
|
|
stringWriters.push(writer);
|
|
}
|
|
ts.releaseStringWriter = releaseStringWriter;
|
|
function getFullWidth(node) {
|
|
return node.end - node.pos;
|
|
}
|
|
ts.getFullWidth = getFullWidth;
|
|
function hasFlag(val, flag) {
|
|
return (val & flag) !== 0;
|
|
}
|
|
ts.hasFlag = hasFlag;
|
|
function containsParseError(node) {
|
|
if (!hasFlag(node.parserContextFlags, 64 /* HasComputedThisNodeOrAnySubNodesHasError */)) {
|
|
var val = hasFlag(node.parserContextFlags, 16 /* ThisNodeHasError */) || ts.forEachChild(node, containsParseError);
|
|
if (val) {
|
|
node.parserContextFlags |= 32 /* ThisNodeOrAnySubNodesHasError */;
|
|
}
|
|
node.parserContextFlags |= 64 /* HasComputedThisNodeOrAnySubNodesHasError */;
|
|
}
|
|
return hasFlag(node.parserContextFlags, 32 /* ThisNodeOrAnySubNodesHasError */);
|
|
}
|
|
ts.containsParseError = containsParseError;
|
|
function getSourceFileOfNode(node) {
|
|
while (node && node.kind !== 207 /* SourceFile */) {
|
|
node = node.parent;
|
|
}
|
|
return node;
|
|
}
|
|
ts.getSourceFileOfNode = getSourceFileOfNode;
|
|
function nodePosToString(node) {
|
|
var file = getSourceFileOfNode(node);
|
|
var loc = file.getLineAndCharacterFromPosition(node.pos);
|
|
return file.filename + "(" + loc.line + "," + loc.character + ")";
|
|
}
|
|
ts.nodePosToString = nodePosToString;
|
|
function getStartPosOfNode(node) {
|
|
return node.pos;
|
|
}
|
|
ts.getStartPosOfNode = getStartPosOfNode;
|
|
function isMissingNode(node) {
|
|
return node.pos === node.end && node.kind !== 1 /* EndOfFileToken */;
|
|
}
|
|
ts.isMissingNode = isMissingNode;
|
|
function getTokenPosOfNode(node, sourceFile) {
|
|
if (isMissingNode(node)) {
|
|
return node.pos;
|
|
}
|
|
return ts.skipTrivia((sourceFile || getSourceFileOfNode(node)).text, node.pos);
|
|
}
|
|
ts.getTokenPosOfNode = getTokenPosOfNode;
|
|
function getSourceTextOfNodeFromSourceFile(sourceFile, node) {
|
|
if (isMissingNode(node)) {
|
|
return "";
|
|
}
|
|
var text = sourceFile.text;
|
|
return text.substring(ts.skipTrivia(text, node.pos), node.end);
|
|
}
|
|
ts.getSourceTextOfNodeFromSourceFile = getSourceTextOfNodeFromSourceFile;
|
|
function getTextOfNodeFromSourceText(sourceText, node) {
|
|
if (isMissingNode(node)) {
|
|
return "";
|
|
}
|
|
return sourceText.substring(ts.skipTrivia(sourceText, node.pos), node.end);
|
|
}
|
|
ts.getTextOfNodeFromSourceText = getTextOfNodeFromSourceText;
|
|
function getTextOfNode(node) {
|
|
return getSourceTextOfNodeFromSourceFile(getSourceFileOfNode(node), node);
|
|
}
|
|
ts.getTextOfNode = getTextOfNode;
|
|
function escapeIdentifier(identifier) {
|
|
return identifier.length >= 2 && identifier.charCodeAt(0) === 95 /* _ */ && identifier.charCodeAt(1) === 95 /* _ */ ? "_" + identifier : identifier;
|
|
}
|
|
ts.escapeIdentifier = escapeIdentifier;
|
|
function unescapeIdentifier(identifier) {
|
|
return identifier.length >= 3 && identifier.charCodeAt(0) === 95 /* _ */ && identifier.charCodeAt(1) === 95 /* _ */ && identifier.charCodeAt(2) === 95 /* _ */ ? identifier.substr(1) : identifier;
|
|
}
|
|
ts.unescapeIdentifier = unescapeIdentifier;
|
|
function declarationNameToString(name) {
|
|
return getFullWidth(name) === 0 ? "(Missing)" : getTextOfNode(name);
|
|
}
|
|
ts.declarationNameToString = declarationNameToString;
|
|
function createDiagnosticForNode(node, message, arg0, arg1, arg2) {
|
|
node = getErrorSpanForNode(node);
|
|
var file = getSourceFileOfNode(node);
|
|
var start = getTokenPosOfNode(node, file);
|
|
var length = node.end - start;
|
|
return ts.createFileDiagnostic(file, start, length, message, arg0, arg1, arg2);
|
|
}
|
|
ts.createDiagnosticForNode = createDiagnosticForNode;
|
|
function createDiagnosticForNodeFromMessageChain(node, messageChain, newLine) {
|
|
node = getErrorSpanForNode(node);
|
|
var file = getSourceFileOfNode(node);
|
|
var start = ts.skipTrivia(file.text, node.pos);
|
|
var length = node.end - start;
|
|
return ts.flattenDiagnosticChain(file, start, length, messageChain, newLine);
|
|
}
|
|
ts.createDiagnosticForNodeFromMessageChain = createDiagnosticForNodeFromMessageChain;
|
|
function getErrorSpanForNode(node) {
|
|
var errorSpan;
|
|
switch (node.kind) {
|
|
case 189 /* VariableDeclaration */:
|
|
case 146 /* BindingElement */:
|
|
case 191 /* ClassDeclaration */:
|
|
case 192 /* InterfaceDeclaration */:
|
|
case 195 /* ModuleDeclaration */:
|
|
case 194 /* EnumDeclaration */:
|
|
case 206 /* EnumMember */:
|
|
errorSpan = node.name;
|
|
break;
|
|
}
|
|
return errorSpan && errorSpan.pos < errorSpan.end ? errorSpan : node;
|
|
}
|
|
ts.getErrorSpanForNode = getErrorSpanForNode;
|
|
function isExternalModule(file) {
|
|
return file.externalModuleIndicator !== undefined;
|
|
}
|
|
ts.isExternalModule = isExternalModule;
|
|
function isDeclarationFile(file) {
|
|
return (file.flags & 1024 /* DeclarationFile */) !== 0;
|
|
}
|
|
ts.isDeclarationFile = isDeclarationFile;
|
|
function isConstEnumDeclaration(node) {
|
|
return node.kind === 194 /* EnumDeclaration */ && isConst(node);
|
|
}
|
|
ts.isConstEnumDeclaration = isConstEnumDeclaration;
|
|
function isConst(node) {
|
|
return !!(node.flags & 4096 /* Const */);
|
|
}
|
|
ts.isConst = isConst;
|
|
function isLet(node) {
|
|
return !!(node.flags & 2048 /* Let */);
|
|
}
|
|
ts.isLet = isLet;
|
|
function isPrologueDirective(node) {
|
|
return node.kind === 172 /* ExpressionStatement */ && node.expression.kind === 8 /* StringLiteral */;
|
|
}
|
|
ts.isPrologueDirective = isPrologueDirective;
|
|
function getLeadingCommentRangesOfNode(node, sourceFileOfNode) {
|
|
sourceFileOfNode = sourceFileOfNode || getSourceFileOfNode(node);
|
|
if (node.kind === 124 /* Parameter */ || node.kind === 123 /* TypeParameter */) {
|
|
return ts.concatenate(ts.getTrailingCommentRanges(sourceFileOfNode.text, node.pos), ts.getLeadingCommentRanges(sourceFileOfNode.text, node.pos));
|
|
}
|
|
else {
|
|
return ts.getLeadingCommentRanges(sourceFileOfNode.text, node.pos);
|
|
}
|
|
}
|
|
ts.getLeadingCommentRangesOfNode = getLeadingCommentRangesOfNode;
|
|
function getJsDocComments(node, sourceFileOfNode) {
|
|
return ts.filter(getLeadingCommentRangesOfNode(node, sourceFileOfNode), isJsDocComment);
|
|
function isJsDocComment(comment) {
|
|
return sourceFileOfNode.text.charCodeAt(comment.pos + 1) === 42 /* asterisk */ && sourceFileOfNode.text.charCodeAt(comment.pos + 2) === 42 /* asterisk */ && sourceFileOfNode.text.charCodeAt(comment.pos + 3) !== 47 /* slash */;
|
|
}
|
|
}
|
|
ts.getJsDocComments = getJsDocComments;
|
|
ts.fullTripleSlashReferencePathRegEx = /^(\/\/\/\s*<reference\s+path\s*=\s*)('|")(.+?)\2.*?\/>/;
|
|
function forEachReturnStatement(body, visitor) {
|
|
return traverse(body);
|
|
function traverse(node) {
|
|
switch (node.kind) {
|
|
case 180 /* ReturnStatement */:
|
|
return visitor(node);
|
|
case 169 /* Block */:
|
|
case 173 /* IfStatement */:
|
|
case 174 /* DoStatement */:
|
|
case 175 /* WhileStatement */:
|
|
case 176 /* ForStatement */:
|
|
case 177 /* ForInStatement */:
|
|
case 181 /* WithStatement */:
|
|
case 182 /* SwitchStatement */:
|
|
case 200 /* CaseClause */:
|
|
case 201 /* DefaultClause */:
|
|
case 183 /* LabeledStatement */:
|
|
case 185 /* TryStatement */:
|
|
case 186 /* TryBlock */:
|
|
case 203 /* CatchClause */:
|
|
case 187 /* FinallyBlock */:
|
|
return ts.forEachChild(node, traverse);
|
|
}
|
|
}
|
|
}
|
|
ts.forEachReturnStatement = forEachReturnStatement;
|
|
function isAnyFunction(node) {
|
|
if (node) {
|
|
switch (node.kind) {
|
|
case 129 /* Constructor */:
|
|
case 156 /* FunctionExpression */:
|
|
case 190 /* FunctionDeclaration */:
|
|
case 157 /* ArrowFunction */:
|
|
case 128 /* MethodDeclaration */:
|
|
case 127 /* MethodSignature */:
|
|
case 130 /* GetAccessor */:
|
|
case 131 /* SetAccessor */:
|
|
case 132 /* CallSignature */:
|
|
case 133 /* ConstructSignature */:
|
|
case 134 /* IndexSignature */:
|
|
case 136 /* FunctionType */:
|
|
case 137 /* ConstructorType */:
|
|
case 156 /* FunctionExpression */:
|
|
case 157 /* ArrowFunction */:
|
|
case 190 /* FunctionDeclaration */:
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
ts.isAnyFunction = isAnyFunction;
|
|
function isFunctionBlock(node) {
|
|
return node && node.kind === 169 /* Block */ && isAnyFunction(node.parent);
|
|
}
|
|
ts.isFunctionBlock = isFunctionBlock;
|
|
function isObjectLiteralMethod(node) {
|
|
return node && node.kind === 128 /* MethodDeclaration */ && node.parent.kind === 148 /* ObjectLiteralExpression */;
|
|
}
|
|
ts.isObjectLiteralMethod = isObjectLiteralMethod;
|
|
function getContainingFunction(node) {
|
|
while (true) {
|
|
node = node.parent;
|
|
if (!node || isAnyFunction(node)) {
|
|
return node;
|
|
}
|
|
}
|
|
}
|
|
ts.getContainingFunction = getContainingFunction;
|
|
function getThisContainer(node, includeArrowFunctions) {
|
|
while (true) {
|
|
node = node.parent;
|
|
if (!node) {
|
|
return undefined;
|
|
}
|
|
switch (node.kind) {
|
|
case 157 /* ArrowFunction */:
|
|
if (!includeArrowFunctions) {
|
|
continue;
|
|
}
|
|
case 190 /* FunctionDeclaration */:
|
|
case 156 /* FunctionExpression */:
|
|
case 195 /* ModuleDeclaration */:
|
|
case 126 /* PropertyDeclaration */:
|
|
case 125 /* PropertySignature */:
|
|
case 128 /* MethodDeclaration */:
|
|
case 127 /* MethodSignature */:
|
|
case 129 /* Constructor */:
|
|
case 130 /* GetAccessor */:
|
|
case 131 /* SetAccessor */:
|
|
case 194 /* EnumDeclaration */:
|
|
case 207 /* SourceFile */:
|
|
return node;
|
|
}
|
|
}
|
|
}
|
|
ts.getThisContainer = getThisContainer;
|
|
function getSuperContainer(node) {
|
|
while (true) {
|
|
node = node.parent;
|
|
if (!node) {
|
|
return undefined;
|
|
}
|
|
switch (node.kind) {
|
|
case 126 /* PropertyDeclaration */:
|
|
case 125 /* PropertySignature */:
|
|
case 128 /* MethodDeclaration */:
|
|
case 127 /* MethodSignature */:
|
|
case 129 /* Constructor */:
|
|
case 130 /* GetAccessor */:
|
|
case 131 /* SetAccessor */:
|
|
return node;
|
|
}
|
|
}
|
|
}
|
|
ts.getSuperContainer = getSuperContainer;
|
|
function getInvokedExpression(node) {
|
|
if (node.kind === 153 /* TaggedTemplateExpression */) {
|
|
return node.tag;
|
|
}
|
|
return node.expression;
|
|
}
|
|
ts.getInvokedExpression = getInvokedExpression;
|
|
function isExpression(node) {
|
|
switch (node.kind) {
|
|
case 92 /* ThisKeyword */:
|
|
case 90 /* SuperKeyword */:
|
|
case 88 /* NullKeyword */:
|
|
case 94 /* TrueKeyword */:
|
|
case 79 /* FalseKeyword */:
|
|
case 9 /* RegularExpressionLiteral */:
|
|
case 147 /* ArrayLiteralExpression */:
|
|
case 148 /* ObjectLiteralExpression */:
|
|
case 149 /* PropertyAccessExpression */:
|
|
case 150 /* ElementAccessExpression */:
|
|
case 151 /* CallExpression */:
|
|
case 152 /* NewExpression */:
|
|
case 153 /* TaggedTemplateExpression */:
|
|
case 154 /* TypeAssertionExpression */:
|
|
case 155 /* ParenthesizedExpression */:
|
|
case 156 /* FunctionExpression */:
|
|
case 157 /* ArrowFunction */:
|
|
case 160 /* VoidExpression */:
|
|
case 158 /* DeleteExpression */:
|
|
case 159 /* TypeOfExpression */:
|
|
case 161 /* PrefixUnaryExpression */:
|
|
case 162 /* PostfixUnaryExpression */:
|
|
case 163 /* BinaryExpression */:
|
|
case 164 /* ConditionalExpression */:
|
|
case 165 /* TemplateExpression */:
|
|
case 10 /* NoSubstitutionTemplateLiteral */:
|
|
case 167 /* OmittedExpression */:
|
|
return true;
|
|
case 121 /* QualifiedName */:
|
|
while (node.parent.kind === 121 /* QualifiedName */) {
|
|
node = node.parent;
|
|
}
|
|
return node.parent.kind === 138 /* TypeQuery */;
|
|
case 64 /* Identifier */:
|
|
if (node.parent.kind === 138 /* TypeQuery */) {
|
|
return true;
|
|
}
|
|
case 7 /* NumericLiteral */:
|
|
case 8 /* StringLiteral */:
|
|
var parent = node.parent;
|
|
switch (parent.kind) {
|
|
case 189 /* VariableDeclaration */:
|
|
case 124 /* Parameter */:
|
|
case 126 /* PropertyDeclaration */:
|
|
case 125 /* PropertySignature */:
|
|
case 206 /* EnumMember */:
|
|
case 204 /* PropertyAssignment */:
|
|
case 146 /* BindingElement */:
|
|
return parent.initializer === node;
|
|
case 172 /* ExpressionStatement */:
|
|
case 173 /* IfStatement */:
|
|
case 174 /* DoStatement */:
|
|
case 175 /* WhileStatement */:
|
|
case 180 /* ReturnStatement */:
|
|
case 181 /* WithStatement */:
|
|
case 182 /* SwitchStatement */:
|
|
case 200 /* CaseClause */:
|
|
case 184 /* ThrowStatement */:
|
|
case 182 /* SwitchStatement */:
|
|
return parent.expression === node;
|
|
case 176 /* ForStatement */:
|
|
return parent.initializer === node || parent.condition === node || parent.iterator === node;
|
|
case 177 /* ForInStatement */:
|
|
return parent.variable === node || parent.expression === node;
|
|
case 154 /* TypeAssertionExpression */:
|
|
return node === parent.expression;
|
|
case 168 /* TemplateSpan */:
|
|
return node === parent.expression;
|
|
default:
|
|
if (isExpression(parent)) {
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
ts.isExpression = isExpression;
|
|
function isExternalModuleImportDeclaration(node) {
|
|
return node.kind === 197 /* ImportDeclaration */ && node.moduleReference.kind === 199 /* ExternalModuleReference */;
|
|
}
|
|
ts.isExternalModuleImportDeclaration = isExternalModuleImportDeclaration;
|
|
function getExternalModuleImportDeclarationExpression(node) {
|
|
ts.Debug.assert(isExternalModuleImportDeclaration(node));
|
|
return node.moduleReference.expression;
|
|
}
|
|
ts.getExternalModuleImportDeclarationExpression = getExternalModuleImportDeclarationExpression;
|
|
function isInternalModuleImportDeclaration(node) {
|
|
return node.kind === 197 /* ImportDeclaration */ && node.moduleReference.kind !== 199 /* ExternalModuleReference */;
|
|
}
|
|
ts.isInternalModuleImportDeclaration = isInternalModuleImportDeclaration;
|
|
function hasDotDotDotToken(node) {
|
|
return node && node.kind === 124 /* Parameter */ && node.dotDotDotToken !== undefined;
|
|
}
|
|
ts.hasDotDotDotToken = hasDotDotDotToken;
|
|
function hasQuestionToken(node) {
|
|
if (node) {
|
|
switch (node.kind) {
|
|
case 124 /* Parameter */:
|
|
return node.questionToken !== undefined;
|
|
case 128 /* MethodDeclaration */:
|
|
case 127 /* MethodSignature */:
|
|
return node.questionToken !== undefined;
|
|
case 205 /* ShorthandPropertyAssignment */:
|
|
case 204 /* PropertyAssignment */:
|
|
case 126 /* PropertyDeclaration */:
|
|
case 125 /* PropertySignature */:
|
|
return node.questionToken !== undefined;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
ts.hasQuestionToken = hasQuestionToken;
|
|
function hasRestParameters(s) {
|
|
return s.parameters.length > 0 && s.parameters[s.parameters.length - 1].dotDotDotToken !== undefined;
|
|
}
|
|
ts.hasRestParameters = hasRestParameters;
|
|
function isLiteralKind(kind) {
|
|
return 7 /* FirstLiteralToken */ <= kind && kind <= 10 /* LastLiteralToken */;
|
|
}
|
|
ts.isLiteralKind = isLiteralKind;
|
|
function isTextualLiteralKind(kind) {
|
|
return kind === 8 /* StringLiteral */ || kind === 10 /* NoSubstitutionTemplateLiteral */;
|
|
}
|
|
ts.isTextualLiteralKind = isTextualLiteralKind;
|
|
function isTemplateLiteralKind(kind) {
|
|
return 10 /* FirstTemplateToken */ <= kind && kind <= 13 /* LastTemplateToken */;
|
|
}
|
|
ts.isTemplateLiteralKind = isTemplateLiteralKind;
|
|
function isBindingPattern(node) {
|
|
return node.kind === 145 /* ArrayBindingPattern */ || node.kind === 144 /* ObjectBindingPattern */;
|
|
}
|
|
ts.isBindingPattern = isBindingPattern;
|
|
function isInAmbientContext(node) {
|
|
while (node) {
|
|
if (node.flags & (2 /* Ambient */ | 1024 /* DeclarationFile */))
|
|
return true;
|
|
node = node.parent;
|
|
}
|
|
return false;
|
|
}
|
|
ts.isInAmbientContext = isInAmbientContext;
|
|
function isDeclaration(node) {
|
|
switch (node.kind) {
|
|
case 123 /* TypeParameter */:
|
|
case 124 /* Parameter */:
|
|
case 189 /* VariableDeclaration */:
|
|
case 146 /* BindingElement */:
|
|
case 126 /* PropertyDeclaration */:
|
|
case 125 /* PropertySignature */:
|
|
case 204 /* PropertyAssignment */:
|
|
case 205 /* ShorthandPropertyAssignment */:
|
|
case 206 /* EnumMember */:
|
|
case 128 /* MethodDeclaration */:
|
|
case 127 /* MethodSignature */:
|
|
case 190 /* FunctionDeclaration */:
|
|
case 130 /* GetAccessor */:
|
|
case 131 /* SetAccessor */:
|
|
case 129 /* Constructor */:
|
|
case 191 /* ClassDeclaration */:
|
|
case 192 /* InterfaceDeclaration */:
|
|
case 193 /* TypeAliasDeclaration */:
|
|
case 194 /* EnumDeclaration */:
|
|
case 195 /* ModuleDeclaration */:
|
|
case 197 /* ImportDeclaration */:
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
ts.isDeclaration = isDeclaration;
|
|
function isStatement(n) {
|
|
switch (n.kind) {
|
|
case 179 /* BreakStatement */:
|
|
case 178 /* ContinueStatement */:
|
|
case 188 /* DebuggerStatement */:
|
|
case 174 /* DoStatement */:
|
|
case 172 /* ExpressionStatement */:
|
|
case 171 /* EmptyStatement */:
|
|
case 177 /* ForInStatement */:
|
|
case 176 /* ForStatement */:
|
|
case 173 /* IfStatement */:
|
|
case 183 /* LabeledStatement */:
|
|
case 180 /* ReturnStatement */:
|
|
case 182 /* SwitchStatement */:
|
|
case 93 /* ThrowKeyword */:
|
|
case 185 /* TryStatement */:
|
|
case 170 /* VariableStatement */:
|
|
case 175 /* WhileStatement */:
|
|
case 181 /* WithStatement */:
|
|
case 198 /* ExportAssignment */:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
ts.isStatement = isStatement;
|
|
function isDeclarationOrFunctionExpressionOrCatchVariableName(name) {
|
|
if (name.kind !== 64 /* Identifier */ && name.kind !== 8 /* StringLiteral */ && name.kind !== 7 /* NumericLiteral */) {
|
|
return false;
|
|
}
|
|
var parent = name.parent;
|
|
if (isDeclaration(parent) || parent.kind === 156 /* FunctionExpression */) {
|
|
return parent.name === name;
|
|
}
|
|
if (parent.kind === 203 /* CatchClause */) {
|
|
return parent.name === name;
|
|
}
|
|
return false;
|
|
}
|
|
ts.isDeclarationOrFunctionExpressionOrCatchVariableName = isDeclarationOrFunctionExpressionOrCatchVariableName;
|
|
function getClassBaseTypeNode(node) {
|
|
var heritageClause = getHeritageClause(node.heritageClauses, 78 /* ExtendsKeyword */);
|
|
return heritageClause && heritageClause.types.length > 0 ? heritageClause.types[0] : undefined;
|
|
}
|
|
ts.getClassBaseTypeNode = getClassBaseTypeNode;
|
|
function getClassImplementedTypeNodes(node) {
|
|
var heritageClause = getHeritageClause(node.heritageClauses, 101 /* ImplementsKeyword */);
|
|
return heritageClause ? heritageClause.types : undefined;
|
|
}
|
|
ts.getClassImplementedTypeNodes = getClassImplementedTypeNodes;
|
|
function getInterfaceBaseTypeNodes(node) {
|
|
var heritageClause = getHeritageClause(node.heritageClauses, 78 /* ExtendsKeyword */);
|
|
return heritageClause ? heritageClause.types : undefined;
|
|
}
|
|
ts.getInterfaceBaseTypeNodes = getInterfaceBaseTypeNodes;
|
|
function getHeritageClause(clauses, kind) {
|
|
if (clauses) {
|
|
for (var i = 0, n = clauses.length; i < n; i++) {
|
|
if (clauses[i].token === kind) {
|
|
return clauses[i];
|
|
}
|
|
}
|
|
}
|
|
return undefined;
|
|
}
|
|
ts.getHeritageClause = getHeritageClause;
|
|
function tryResolveScriptReference(program, sourceFile, reference) {
|
|
if (!program.getCompilerOptions().noResolve) {
|
|
var referenceFileName = ts.isRootedDiskPath(reference.filename) ? reference.filename : ts.combinePaths(ts.getDirectoryPath(sourceFile.filename), reference.filename);
|
|
referenceFileName = ts.getNormalizedAbsolutePath(referenceFileName, program.getCompilerHost().getCurrentDirectory());
|
|
return program.getSourceFile(referenceFileName);
|
|
}
|
|
}
|
|
ts.tryResolveScriptReference = tryResolveScriptReference;
|
|
function getAncestor(node, kind) {
|
|
switch (kind) {
|
|
case 191 /* ClassDeclaration */:
|
|
while (node) {
|
|
switch (node.kind) {
|
|
case 191 /* ClassDeclaration */:
|
|
return node;
|
|
case 194 /* EnumDeclaration */:
|
|
case 192 /* InterfaceDeclaration */:
|
|
case 193 /* TypeAliasDeclaration */:
|
|
case 195 /* ModuleDeclaration */:
|
|
case 197 /* ImportDeclaration */:
|
|
return undefined;
|
|
default:
|
|
node = node.parent;
|
|
continue;
|
|
}
|
|
}
|
|
break;
|
|
default:
|
|
while (node) {
|
|
if (node.kind === kind) {
|
|
return node;
|
|
}
|
|
node = node.parent;
|
|
}
|
|
break;
|
|
}
|
|
return undefined;
|
|
}
|
|
ts.getAncestor = getAncestor;
|
|
function getFileReferenceFromReferencePath(comment, commentRange) {
|
|
var simpleReferenceRegEx = /^\/\/\/\s*<reference\s+/gim;
|
|
var isNoDefaultLibRegEx = /^(\/\/\/\s*<reference\s+no-default-lib\s*=\s*)('|")(.+?)\2\s*\/>/gim;
|
|
if (simpleReferenceRegEx.exec(comment)) {
|
|
if (isNoDefaultLibRegEx.exec(comment)) {
|
|
return {
|
|
isNoDefaultLib: true
|
|
};
|
|
}
|
|
else {
|
|
var matchResult = ts.fullTripleSlashReferencePathRegEx.exec(comment);
|
|
if (matchResult) {
|
|
var start = commentRange.pos;
|
|
var end = commentRange.end;
|
|
return {
|
|
fileReference: {
|
|
pos: start,
|
|
end: end,
|
|
filename: matchResult[3]
|
|
},
|
|
isNoDefaultLib: false
|
|
};
|
|
}
|
|
else {
|
|
return {
|
|
diagnosticMessage: ts.Diagnostics.Invalid_reference_directive_syntax,
|
|
isNoDefaultLib: false
|
|
};
|
|
}
|
|
}
|
|
}
|
|
return undefined;
|
|
}
|
|
ts.getFileReferenceFromReferencePath = getFileReferenceFromReferencePath;
|
|
function isKeyword(token) {
|
|
return 65 /* FirstKeyword */ <= token && token <= 120 /* LastKeyword */;
|
|
}
|
|
ts.isKeyword = isKeyword;
|
|
function isTrivia(token) {
|
|
return 2 /* FirstTriviaToken */ <= token && token <= 6 /* LastTriviaToken */;
|
|
}
|
|
ts.isTrivia = isTrivia;
|
|
function isModifier(token) {
|
|
switch (token) {
|
|
case 107 /* PublicKeyword */:
|
|
case 105 /* PrivateKeyword */:
|
|
case 106 /* ProtectedKeyword */:
|
|
case 108 /* StaticKeyword */:
|
|
case 77 /* ExportKeyword */:
|
|
case 113 /* DeclareKeyword */:
|
|
case 69 /* ConstKeyword */:
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
ts.isModifier = isModifier;
|
|
})(ts || (ts = {}));
|
|
var ts;
|
|
(function (ts) {
|
|
var nodeConstructors = new Array(210 /* Count */);
|
|
function getNodeConstructor(kind) {
|
|
return nodeConstructors[kind] || (nodeConstructors[kind] = ts.objectAllocator.getNodeConstructor(kind));
|
|
}
|
|
ts.getNodeConstructor = getNodeConstructor;
|
|
function createNode(kind) {
|
|
return new (getNodeConstructor(kind))();
|
|
}
|
|
ts.createNode = createNode;
|
|
function forEachChild(node, cbNode, cbNodes) {
|
|
function child(node) {
|
|
if (node) {
|
|
return cbNode(node);
|
|
}
|
|
}
|
|
function children(nodes) {
|
|
if (nodes) {
|
|
if (cbNodes) {
|
|
return cbNodes(nodes);
|
|
}
|
|
for (var i = 0, len = nodes.length; i < len; i++) {
|
|
var result = cbNode(nodes[i]);
|
|
if (result) {
|
|
return result;
|
|
}
|
|
}
|
|
return undefined;
|
|
}
|
|
}
|
|
if (!node) {
|
|
return;
|
|
}
|
|
switch (node.kind) {
|
|
case 121 /* QualifiedName */:
|
|
return child(node.left) || child(node.right);
|
|
case 123 /* TypeParameter */:
|
|
return child(node.name) || child(node.constraint);
|
|
case 124 /* Parameter */:
|
|
case 126 /* PropertyDeclaration */:
|
|
case 125 /* PropertySignature */:
|
|
case 204 /* PropertyAssignment */:
|
|
case 205 /* ShorthandPropertyAssignment */:
|
|
case 189 /* VariableDeclaration */:
|
|
case 146 /* BindingElement */:
|
|
return children(node.modifiers) || child(node.propertyName) || child(node.dotDotDotToken) || child(node.name) || child(node.questionToken) || child(node.type) || child(node.initializer);
|
|
case 136 /* FunctionType */:
|
|
case 137 /* ConstructorType */:
|
|
case 132 /* CallSignature */:
|
|
case 133 /* ConstructSignature */:
|
|
case 134 /* IndexSignature */:
|
|
return children(node.modifiers) || children(node.typeParameters) || children(node.parameters) || child(node.type);
|
|
case 128 /* MethodDeclaration */:
|
|
case 127 /* MethodSignature */:
|
|
case 129 /* Constructor */:
|
|
case 130 /* GetAccessor */:
|
|
case 131 /* SetAccessor */:
|
|
case 156 /* FunctionExpression */:
|
|
case 190 /* FunctionDeclaration */:
|
|
case 157 /* ArrowFunction */:
|
|
return children(node.modifiers) || child(node.asteriskToken) || child(node.name) || child(node.questionToken) || children(node.typeParameters) || children(node.parameters) || child(node.type) || child(node.body);
|
|
case 135 /* TypeReference */:
|
|
return child(node.typeName) || children(node.typeArguments);
|
|
case 138 /* TypeQuery */:
|
|
return child(node.exprName);
|
|
case 139 /* TypeLiteral */:
|
|
return children(node.members);
|
|
case 140 /* ArrayType */:
|
|
return child(node.elementType);
|
|
case 141 /* TupleType */:
|
|
return children(node.elementTypes);
|
|
case 142 /* UnionType */:
|
|
return children(node.types);
|
|
case 143 /* ParenthesizedType */:
|
|
return child(node.type);
|
|
case 144 /* ObjectBindingPattern */:
|
|
case 145 /* ArrayBindingPattern */:
|
|
return children(node.elements);
|
|
case 147 /* ArrayLiteralExpression */:
|
|
return children(node.elements);
|
|
case 148 /* ObjectLiteralExpression */:
|
|
return children(node.properties);
|
|
case 149 /* PropertyAccessExpression */:
|
|
return child(node.expression) || child(node.name);
|
|
case 150 /* ElementAccessExpression */:
|
|
return child(node.expression) || child(node.argumentExpression);
|
|
case 151 /* CallExpression */:
|
|
case 152 /* NewExpression */:
|
|
return child(node.expression) || children(node.typeArguments) || children(node.arguments);
|
|
case 153 /* TaggedTemplateExpression */:
|
|
return child(node.tag) || child(node.template);
|
|
case 154 /* TypeAssertionExpression */:
|
|
return child(node.type) || child(node.expression);
|
|
case 155 /* ParenthesizedExpression */:
|
|
return child(node.expression);
|
|
case 158 /* DeleteExpression */:
|
|
return child(node.expression);
|
|
case 159 /* TypeOfExpression */:
|
|
return child(node.expression);
|
|
case 160 /* VoidExpression */:
|
|
return child(node.expression);
|
|
case 161 /* PrefixUnaryExpression */:
|
|
return child(node.operand);
|
|
case 166 /* YieldExpression */:
|
|
return child(node.asteriskToken) || child(node.expression);
|
|
case 162 /* PostfixUnaryExpression */:
|
|
return child(node.operand);
|
|
case 163 /* BinaryExpression */:
|
|
return child(node.left) || child(node.right);
|
|
case 164 /* ConditionalExpression */:
|
|
return child(node.condition) || child(node.whenTrue) || child(node.whenFalse);
|
|
case 169 /* Block */:
|
|
case 186 /* TryBlock */:
|
|
case 187 /* FinallyBlock */:
|
|
case 196 /* ModuleBlock */:
|
|
return children(node.statements);
|
|
case 207 /* SourceFile */:
|
|
return children(node.statements) || child(node.endOfFileToken);
|
|
case 170 /* VariableStatement */:
|
|
return children(node.modifiers) || children(node.declarations);
|
|
case 172 /* ExpressionStatement */:
|
|
return child(node.expression);
|
|
case 173 /* IfStatement */:
|
|
return child(node.expression) || child(node.thenStatement) || child(node.elseStatement);
|
|
case 174 /* DoStatement */:
|
|
return child(node.statement) || child(node.expression);
|
|
case 175 /* WhileStatement */:
|
|
return child(node.expression) || child(node.statement);
|
|
case 176 /* ForStatement */:
|
|
return children(node.declarations) || child(node.initializer) || child(node.condition) || child(node.iterator) || child(node.statement);
|
|
case 177 /* ForInStatement */:
|
|
return children(node.declarations) || child(node.variable) || child(node.expression) || child(node.statement);
|
|
case 178 /* ContinueStatement */:
|
|
case 179 /* BreakStatement */:
|
|
return child(node.label);
|
|
case 180 /* ReturnStatement */:
|
|
return child(node.expression);
|
|
case 181 /* WithStatement */:
|
|
return child(node.expression) || child(node.statement);
|
|
case 182 /* SwitchStatement */:
|
|
return child(node.expression) || children(node.clauses);
|
|
case 200 /* CaseClause */:
|
|
return child(node.expression) || children(node.statements);
|
|
case 201 /* DefaultClause */:
|
|
return children(node.statements);
|
|
case 183 /* LabeledStatement */:
|
|
return child(node.label) || child(node.statement);
|
|
case 184 /* ThrowStatement */:
|
|
return child(node.expression);
|
|
case 185 /* TryStatement */:
|
|
return child(node.tryBlock) || child(node.catchClause) || child(node.finallyBlock);
|
|
case 203 /* CatchClause */:
|
|
return child(node.name) || child(node.type) || child(node.block);
|
|
case 191 /* ClassDeclaration */:
|
|
return children(node.modifiers) || child(node.name) || children(node.typeParameters) || children(node.heritageClauses) || children(node.members);
|
|
case 192 /* InterfaceDeclaration */:
|
|
return children(node.modifiers) || child(node.name) || children(node.typeParameters) || children(node.heritageClauses) || children(node.members);
|
|
case 193 /* TypeAliasDeclaration */:
|
|
return children(node.modifiers) || child(node.name) || child(node.type);
|
|
case 194 /* EnumDeclaration */:
|
|
return children(node.modifiers) || child(node.name) || children(node.members);
|
|
case 206 /* EnumMember */:
|
|
return child(node.name) || child(node.initializer);
|
|
case 195 /* ModuleDeclaration */:
|
|
return children(node.modifiers) || child(node.name) || child(node.body);
|
|
case 197 /* ImportDeclaration */:
|
|
return children(node.modifiers) || child(node.name) || child(node.moduleReference);
|
|
case 198 /* ExportAssignment */:
|
|
return children(node.modifiers) || child(node.exportName);
|
|
case 165 /* TemplateExpression */:
|
|
return child(node.head) || children(node.templateSpans);
|
|
case 168 /* TemplateSpan */:
|
|
return child(node.expression) || child(node.literal);
|
|
case 122 /* ComputedPropertyName */:
|
|
return child(node.expression);
|
|
case 202 /* HeritageClause */:
|
|
return children(node.types);
|
|
case 199 /* ExternalModuleReference */:
|
|
return child(node.expression);
|
|
}
|
|
}
|
|
ts.forEachChild = forEachChild;
|
|
function createCompilerHost(options) {
|
|
var currentDirectory;
|
|
var existingDirectories = {};
|
|
function getCanonicalFileName(fileName) {
|
|
return ts.sys.useCaseSensitiveFileNames ? fileName : fileName.toLowerCase();
|
|
}
|
|
var unsupportedFileEncodingErrorCode = -2147024809;
|
|
function getSourceFile(filename, languageVersion, onError) {
|
|
try {
|
|
var text = ts.sys.readFile(filename, options.charset);
|
|
}
|
|
catch (e) {
|
|
if (onError) {
|
|
onError(e.number === unsupportedFileEncodingErrorCode ? ts.createCompilerDiagnostic(ts.Diagnostics.Unsupported_file_encoding).messageText : e.message);
|
|
}
|
|
text = "";
|
|
}
|
|
return text !== undefined ? createSourceFile(filename, text, languageVersion) : undefined;
|
|
}
|
|
function writeFile(fileName, data, writeByteOrderMark, onError) {
|
|
function directoryExists(directoryPath) {
|
|
if (ts.hasProperty(existingDirectories, directoryPath)) {
|
|
return true;
|
|
}
|
|
if (ts.sys.directoryExists(directoryPath)) {
|
|
existingDirectories[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);
|
|
}
|
|
}
|
|
try {
|
|
ensureDirectoriesExist(ts.getDirectoryPath(ts.normalizePath(fileName)));
|
|
ts.sys.writeFile(fileName, data, writeByteOrderMark);
|
|
}
|
|
catch (e) {
|
|
if (onError) {
|
|
onError(e.message);
|
|
}
|
|
}
|
|
}
|
|
return {
|
|
getSourceFile: getSourceFile,
|
|
getDefaultLibFilename: function (options) { return ts.combinePaths(ts.getDirectoryPath(ts.normalizePath(ts.sys.getExecutingFilePath())), options.target === 2 /* ES6 */ ? "lib.es6.d.ts" : "lib.d.ts"); },
|
|
writeFile: writeFile,
|
|
getCurrentDirectory: function () { return currentDirectory || (currentDirectory = ts.sys.getCurrentDirectory()); },
|
|
useCaseSensitiveFileNames: function () { return ts.sys.useCaseSensitiveFileNames; },
|
|
getCanonicalFileName: getCanonicalFileName,
|
|
getNewLine: function () { return ts.sys.newLine; }
|
|
};
|
|
}
|
|
ts.createCompilerHost = createCompilerHost;
|
|
function parsingContextErrors(context) {
|
|
switch (context) {
|
|
case 0 /* SourceElements */: return ts.Diagnostics.Declaration_or_statement_expected;
|
|
case 1 /* ModuleElements */: return ts.Diagnostics.Declaration_or_statement_expected;
|
|
case 2 /* BlockStatements */: return ts.Diagnostics.Statement_expected;
|
|
case 3 /* SwitchClauses */: return ts.Diagnostics.case_or_default_expected;
|
|
case 4 /* SwitchClauseStatements */: return ts.Diagnostics.Statement_expected;
|
|
case 5 /* TypeMembers */: return ts.Diagnostics.Property_or_signature_expected;
|
|
case 6 /* ClassMembers */: return ts.Diagnostics.Unexpected_token_A_constructor_method_accessor_or_property_was_expected;
|
|
case 7 /* EnumMembers */: return ts.Diagnostics.Enum_member_expected;
|
|
case 8 /* TypeReferences */: return ts.Diagnostics.Type_reference_expected;
|
|
case 9 /* VariableDeclarations */: return ts.Diagnostics.Variable_declaration_expected;
|
|
case 10 /* ObjectBindingElements */: return ts.Diagnostics.Property_destructuring_pattern_expected;
|
|
case 11 /* ArrayBindingElements */: return ts.Diagnostics.Array_element_destructuring_pattern_expected;
|
|
case 12 /* ArgumentExpressions */: return ts.Diagnostics.Argument_expression_expected;
|
|
case 13 /* ObjectLiteralMembers */: return ts.Diagnostics.Property_assignment_expected;
|
|
case 14 /* ArrayLiteralMembers */: return ts.Diagnostics.Expression_or_comma_expected;
|
|
case 15 /* Parameters */: return ts.Diagnostics.Parameter_declaration_expected;
|
|
case 16 /* TypeParameters */: return ts.Diagnostics.Type_parameter_declaration_expected;
|
|
case 17 /* TypeArguments */: return ts.Diagnostics.Type_argument_expected;
|
|
case 18 /* TupleElementTypes */: return ts.Diagnostics.Type_expected;
|
|
case 19 /* HeritageClauses */: return ts.Diagnostics.Unexpected_token_expected;
|
|
}
|
|
}
|
|
;
|
|
function modifierToFlag(token) {
|
|
switch (token) {
|
|
case 108 /* StaticKeyword */: return 128 /* Static */;
|
|
case 107 /* PublicKeyword */: return 16 /* Public */;
|
|
case 106 /* ProtectedKeyword */: return 64 /* Protected */;
|
|
case 105 /* PrivateKeyword */: return 32 /* Private */;
|
|
case 77 /* ExportKeyword */: return 1 /* Export */;
|
|
case 113 /* DeclareKeyword */: return 2 /* Ambient */;
|
|
case 69 /* ConstKeyword */: return 4096 /* Const */;
|
|
}
|
|
return 0;
|
|
}
|
|
function fixupParentReferences(sourceFile) {
|
|
var parent = sourceFile;
|
|
function walk(n) {
|
|
if (n.parent !== parent) {
|
|
n.parent = parent;
|
|
var saveParent = parent;
|
|
parent = n;
|
|
forEachChild(n, walk);
|
|
parent = saveParent;
|
|
}
|
|
}
|
|
forEachChild(sourceFile, walk);
|
|
}
|
|
function isEvalOrArgumentsIdentifier(node) {
|
|
return node.kind === 64 /* Identifier */ && (node.text === "eval" || node.text === "arguments");
|
|
}
|
|
function isUseStrictPrologueDirective(sourceFile, node) {
|
|
ts.Debug.assert(ts.isPrologueDirective(node));
|
|
var nodeText = ts.getSourceTextOfNodeFromSourceFile(sourceFile, node.expression);
|
|
return nodeText === '"use strict"' || nodeText === "'use strict'";
|
|
}
|
|
function createSourceFile(filename, sourceText, languageVersion, setParentNodes) {
|
|
if (setParentNodes === void 0) { setParentNodes = false; }
|
|
var parsingContext;
|
|
var identifiers = {};
|
|
var identifierCount = 0;
|
|
var nodeCount = 0;
|
|
var lineStarts;
|
|
var contextFlags = 0;
|
|
var parseErrorBeforeNextFinishedNode = false;
|
|
var sourceFile = createNode(207 /* SourceFile */, 0);
|
|
if (ts.fileExtensionIs(filename, ".d.ts")) {
|
|
sourceFile.flags = 1024 /* DeclarationFile */;
|
|
}
|
|
sourceFile.end = sourceText.length;
|
|
sourceFile.filename = ts.normalizePath(filename);
|
|
sourceFile.text = sourceText;
|
|
sourceFile.getLineAndCharacterFromPosition = getLineAndCharacterFromSourcePosition;
|
|
sourceFile.getPositionFromLineAndCharacter = getPositionFromSourceLineAndCharacter;
|
|
sourceFile.getLineStarts = getLineStarts;
|
|
sourceFile.getSyntacticDiagnostics = getSyntacticDiagnostics;
|
|
sourceFile.referenceDiagnostics = [];
|
|
sourceFile.parseDiagnostics = [];
|
|
sourceFile.grammarDiagnostics = [];
|
|
sourceFile.semanticDiagnostics = [];
|
|
processReferenceComments();
|
|
var scanner = ts.createScanner(languageVersion, true, sourceText, scanError);
|
|
var token = nextToken();
|
|
sourceFile.statements = parseList(0 /* SourceElements */, true, parseSourceElement);
|
|
ts.Debug.assert(token === 1 /* EndOfFileToken */);
|
|
sourceFile.endOfFileToken = parseTokenNode();
|
|
sourceFile.externalModuleIndicator = getExternalModuleIndicator();
|
|
sourceFile.nodeCount = nodeCount;
|
|
sourceFile.identifierCount = identifierCount;
|
|
sourceFile.languageVersion = languageVersion;
|
|
sourceFile.identifiers = identifiers;
|
|
if (setParentNodes) {
|
|
fixupParentReferences(sourceFile);
|
|
}
|
|
return sourceFile;
|
|
function setContextFlag(val, flag) {
|
|
if (val) {
|
|
contextFlags |= flag;
|
|
}
|
|
else {
|
|
contextFlags &= ~flag;
|
|
}
|
|
}
|
|
function setStrictModeContext(val) {
|
|
setContextFlag(val, 1 /* StrictMode */);
|
|
}
|
|
function setDisallowInContext(val) {
|
|
setContextFlag(val, 2 /* DisallowIn */);
|
|
}
|
|
function setYieldContext(val) {
|
|
setContextFlag(val, 4 /* Yield */);
|
|
}
|
|
function setGeneratorParameterContext(val) {
|
|
setContextFlag(val, 8 /* GeneratorParameter */);
|
|
}
|
|
function allowInAnd(func) {
|
|
if (contextFlags & 2 /* DisallowIn */) {
|
|
setDisallowInContext(false);
|
|
var result = func();
|
|
setDisallowInContext(true);
|
|
return result;
|
|
}
|
|
return func();
|
|
}
|
|
function disallowInAnd(func) {
|
|
if (contextFlags & 2 /* DisallowIn */) {
|
|
return func();
|
|
}
|
|
setDisallowInContext(true);
|
|
var result = func();
|
|
setDisallowInContext(false);
|
|
return result;
|
|
}
|
|
function doInYieldContext(func) {
|
|
if (contextFlags & 4 /* Yield */) {
|
|
return func();
|
|
}
|
|
setYieldContext(true);
|
|
var result = func();
|
|
setYieldContext(false);
|
|
return result;
|
|
}
|
|
function doOutsideOfYieldContext(func) {
|
|
if (contextFlags & 4 /* Yield */) {
|
|
setYieldContext(false);
|
|
var result = func();
|
|
setYieldContext(true);
|
|
return result;
|
|
}
|
|
return func();
|
|
}
|
|
function inYieldContext() {
|
|
return (contextFlags & 4 /* Yield */) !== 0;
|
|
}
|
|
function inStrictModeContext() {
|
|
return (contextFlags & 1 /* StrictMode */) !== 0;
|
|
}
|
|
function inGeneratorParameterContext() {
|
|
return (contextFlags & 8 /* GeneratorParameter */) !== 0;
|
|
}
|
|
function inDisallowInContext() {
|
|
return (contextFlags & 2 /* DisallowIn */) !== 0;
|
|
}
|
|
function getLineStarts() {
|
|
return lineStarts || (lineStarts = ts.computeLineStarts(sourceText));
|
|
}
|
|
function getLineAndCharacterFromSourcePosition(position) {
|
|
return ts.getLineAndCharacterOfPosition(getLineStarts(), position);
|
|
}
|
|
function getPositionFromSourceLineAndCharacter(line, character) {
|
|
return ts.getPositionFromLineAndCharacter(getLineStarts(), line, character);
|
|
}
|
|
function parseErrorAtCurrentToken(message, arg0) {
|
|
var start = scanner.getTokenPos();
|
|
var length = scanner.getTextPos() - start;
|
|
parseErrorAtPosition(start, length, message, arg0);
|
|
}
|
|
function parseErrorAtPosition(start, length, message, arg0) {
|
|
var lastError = ts.lastOrUndefined(sourceFile.parseDiagnostics);
|
|
if (!lastError || start !== lastError.start) {
|
|
sourceFile.parseDiagnostics.push(ts.createFileDiagnostic(sourceFile, start, length, message, arg0));
|
|
}
|
|
parseErrorBeforeNextFinishedNode = true;
|
|
}
|
|
function scanError(message) {
|
|
var pos = scanner.getTextPos();
|
|
parseErrorAtPosition(pos, 0, message);
|
|
}
|
|
function getNodePos() {
|
|
return scanner.getStartPos();
|
|
}
|
|
function getNodeEnd() {
|
|
return scanner.getStartPos();
|
|
}
|
|
function nextToken() {
|
|
return token = scanner.scan();
|
|
}
|
|
function getTokenPos(pos) {
|
|
return ts.skipTrivia(sourceText, pos);
|
|
}
|
|
function reScanGreaterToken() {
|
|
return token = scanner.reScanGreaterToken();
|
|
}
|
|
function reScanSlashToken() {
|
|
return token = scanner.reScanSlashToken();
|
|
}
|
|
function reScanTemplateToken() {
|
|
return token = scanner.reScanTemplateToken();
|
|
}
|
|
function speculationHelper(callback, isLookAhead) {
|
|
var saveToken = token;
|
|
var saveParseDiagnosticsLength = sourceFile.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) {
|
|
token = saveToken;
|
|
sourceFile.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 === 64 /* Identifier */) {
|
|
return true;
|
|
}
|
|
if (token === 109 /* YieldKeyword */ && inYieldContext()) {
|
|
return false;
|
|
}
|
|
return inStrictModeContext() ? token > 109 /* LastFutureReservedWord */ : token > 100 /* LastReservedWord */;
|
|
}
|
|
function parseExpected(kind, diagnosticMessage, arg0) {
|
|
if (token === kind) {
|
|
nextToken();
|
|
return true;
|
|
}
|
|
if (diagnosticMessage) {
|
|
parseErrorAtCurrentToken(diagnosticMessage, arg0);
|
|
}
|
|
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) {
|
|
var node = createNode(t);
|
|
nextToken();
|
|
return finishNode(node);
|
|
}
|
|
return undefined;
|
|
}
|
|
function canParseSemicolon() {
|
|
if (token === 22 /* SemicolonToken */) {
|
|
return true;
|
|
}
|
|
return token === 15 /* CloseBraceToken */ || token === 1 /* EndOfFileToken */ || scanner.hasPrecedingLineBreak();
|
|
}
|
|
function parseSemicolon(diagnosticMessage) {
|
|
if (canParseSemicolon()) {
|
|
if (token === 22 /* SemicolonToken */) {
|
|
nextToken();
|
|
}
|
|
return true;
|
|
}
|
|
else {
|
|
return parseExpected(22 /* SemicolonToken */, diagnosticMessage);
|
|
}
|
|
}
|
|
function createNode(kind, pos) {
|
|
nodeCount++;
|
|
var node = new (nodeConstructors[kind] || (nodeConstructors[kind] = ts.objectAllocator.getNodeConstructor(kind)))();
|
|
if (!(pos >= 0)) {
|
|
pos = scanner.getStartPos();
|
|
}
|
|
node.pos = pos;
|
|
node.end = pos;
|
|
return node;
|
|
}
|
|
function finishNode(node) {
|
|
node.end = scanner.getStartPos();
|
|
if (contextFlags) {
|
|
node.parserContextFlags = contextFlags;
|
|
}
|
|
if (parseErrorBeforeNextFinishedNode) {
|
|
parseErrorBeforeNextFinishedNode = false;
|
|
node.parserContextFlags |= 16 /* ThisNodeHasError */;
|
|
}
|
|
return node;
|
|
}
|
|
function createMissingNode(kind, reportAtCurrentPosition, diagnosticMessage, arg0) {
|
|
if (reportAtCurrentPosition) {
|
|
parseErrorAtPosition(scanner.getStartPos(), 0, diagnosticMessage, arg0);
|
|
}
|
|
else {
|
|
parseErrorAtCurrentToken(diagnosticMessage, arg0);
|
|
}
|
|
var result = createNode(kind, scanner.getStartPos());
|
|
result.text = "";
|
|
return finishNode(result);
|
|
}
|
|
function internIdentifier(text) {
|
|
text = ts.escapeIdentifier(text);
|
|
return ts.hasProperty(identifiers, text) ? identifiers[text] : (identifiers[text] = text);
|
|
}
|
|
function createIdentifier(isIdentifier, diagnosticMessage) {
|
|
identifierCount++;
|
|
if (isIdentifier) {
|
|
var node = createNode(64 /* Identifier */);
|
|
node.text = internIdentifier(scanner.getTokenValue());
|
|
nextToken();
|
|
return finishNode(node);
|
|
}
|
|
return createMissingNode(64 /* Identifier */, false, diagnosticMessage || ts.Diagnostics.Identifier_expected);
|
|
}
|
|
function parseIdentifier(diagnosticMessage) {
|
|
return createIdentifier(isIdentifier(), diagnosticMessage);
|
|
}
|
|
function parseIdentifierName() {
|
|
return createIdentifier(isIdentifierOrKeyword());
|
|
}
|
|
function isLiteralPropertyName() {
|
|
return isIdentifierOrKeyword() || token === 8 /* StringLiteral */ || token === 7 /* NumericLiteral */;
|
|
}
|
|
function parsePropertyName() {
|
|
if (token === 8 /* StringLiteral */ || token === 7 /* NumericLiteral */) {
|
|
return parseLiteralNode(true);
|
|
}
|
|
if (token === 18 /* OpenBracketToken */) {
|
|
return parseComputedPropertyName();
|
|
}
|
|
return parseIdentifierName();
|
|
}
|
|
function parseComputedPropertyName() {
|
|
var node = createNode(122 /* ComputedPropertyName */);
|
|
parseExpected(18 /* OpenBracketToken */);
|
|
var yieldContext = inYieldContext();
|
|
if (inGeneratorParameterContext()) {
|
|
setYieldContext(false);
|
|
}
|
|
node.expression = allowInAnd(parseExpression);
|
|
if (inGeneratorParameterContext()) {
|
|
setYieldContext(yieldContext);
|
|
}
|
|
parseExpected(19 /* CloseBracketToken */);
|
|
return finishNode(node);
|
|
}
|
|
function parseContextualModifier(t) {
|
|
return token === t && tryParse(nextTokenCanFollowModifier);
|
|
}
|
|
function nextTokenCanFollowModifier() {
|
|
nextToken();
|
|
return canFollowModifier();
|
|
}
|
|
function parseAnyContextualModifier() {
|
|
return ts.isModifier(token) && tryParse(nextTokenCanFollowContextualModifier);
|
|
}
|
|
function nextTokenCanFollowContextualModifier() {
|
|
if (token === 69 /* ConstKeyword */) {
|
|
return nextToken() === 76 /* EnumKeyword */;
|
|
}
|
|
nextToken();
|
|
return canFollowModifier();
|
|
}
|
|
function canFollowModifier() {
|
|
return token === 18 /* OpenBracketToken */ || token === 35 /* AsteriskToken */ || isLiteralPropertyName();
|
|
}
|
|
function isListElement(kind, inErrorRecovery) {
|
|
switch (kind) {
|
|
case 0 /* SourceElements */:
|
|
case 1 /* ModuleElements */:
|
|
return isSourceElement(inErrorRecovery);
|
|
case 2 /* BlockStatements */:
|
|
case 4 /* SwitchClauseStatements */:
|
|
return isStatement(inErrorRecovery);
|
|
case 3 /* SwitchClauses */:
|
|
return token === 66 /* CaseKeyword */ || token === 72 /* DefaultKeyword */;
|
|
case 5 /* TypeMembers */:
|
|
return isStartOfTypeMember();
|
|
case 6 /* ClassMembers */:
|
|
return lookAhead(isClassMemberStart);
|
|
case 7 /* EnumMembers */:
|
|
return token === 18 /* OpenBracketToken */ || isLiteralPropertyName();
|
|
case 13 /* ObjectLiteralMembers */:
|
|
return token === 18 /* OpenBracketToken */ || token === 35 /* AsteriskToken */ || isLiteralPropertyName();
|
|
case 10 /* ObjectBindingElements */:
|
|
return isLiteralPropertyName();
|
|
case 8 /* TypeReferences */:
|
|
return isIdentifier() && !isNotHeritageClauseTypeName();
|
|
case 9 /* VariableDeclarations */:
|
|
return isIdentifierOrPattern();
|
|
case 11 /* ArrayBindingElements */:
|
|
return token === 23 /* CommaToken */ || isIdentifierOrPattern();
|
|
case 16 /* TypeParameters */:
|
|
return isIdentifier();
|
|
case 12 /* ArgumentExpressions */:
|
|
return token === 23 /* CommaToken */ || isStartOfExpression();
|
|
case 14 /* ArrayLiteralMembers */:
|
|
return token === 23 /* CommaToken */ || isStartOfExpression();
|
|
case 15 /* Parameters */:
|
|
return isStartOfParameter();
|
|
case 17 /* TypeArguments */:
|
|
case 18 /* TupleElementTypes */:
|
|
return token === 23 /* CommaToken */ || isStartOfType();
|
|
case 19 /* HeritageClauses */:
|
|
return isHeritageClause();
|
|
}
|
|
ts.Debug.fail("Non-exhaustive case in 'isListElement'.");
|
|
}
|
|
function nextTokenIsIdentifier() {
|
|
nextToken();
|
|
return isIdentifier();
|
|
}
|
|
function isNotHeritageClauseTypeName() {
|
|
if (token === 101 /* ImplementsKeyword */ || token === 78 /* ExtendsKeyword */) {
|
|
return lookAhead(nextTokenIsIdentifier);
|
|
}
|
|
return false;
|
|
}
|
|
function isListTerminator(kind) {
|
|
if (token === 1 /* EndOfFileToken */) {
|
|
return true;
|
|
}
|
|
switch (kind) {
|
|
case 1 /* ModuleElements */:
|
|
case 2 /* BlockStatements */:
|
|
case 3 /* SwitchClauses */:
|
|
case 5 /* TypeMembers */:
|
|
case 6 /* ClassMembers */:
|
|
case 7 /* EnumMembers */:
|
|
case 13 /* ObjectLiteralMembers */:
|
|
case 10 /* ObjectBindingElements */:
|
|
return token === 15 /* CloseBraceToken */;
|
|
case 4 /* SwitchClauseStatements */:
|
|
return token === 15 /* CloseBraceToken */ || token === 66 /* CaseKeyword */ || token === 72 /* DefaultKeyword */;
|
|
case 8 /* TypeReferences */:
|
|
return token === 14 /* OpenBraceToken */ || token === 78 /* ExtendsKeyword */ || token === 101 /* ImplementsKeyword */;
|
|
case 9 /* VariableDeclarations */:
|
|
return isVariableDeclaratorListTerminator();
|
|
case 16 /* TypeParameters */:
|
|
return token === 25 /* GreaterThanToken */ || token === 16 /* OpenParenToken */ || token === 14 /* OpenBraceToken */ || token === 78 /* ExtendsKeyword */ || token === 101 /* ImplementsKeyword */;
|
|
case 12 /* ArgumentExpressions */:
|
|
return token === 17 /* CloseParenToken */ || token === 22 /* SemicolonToken */;
|
|
case 14 /* ArrayLiteralMembers */:
|
|
case 18 /* TupleElementTypes */:
|
|
case 11 /* ArrayBindingElements */:
|
|
return token === 19 /* CloseBracketToken */;
|
|
case 15 /* Parameters */:
|
|
return token === 17 /* CloseParenToken */ || token === 19 /* CloseBracketToken */;
|
|
case 17 /* TypeArguments */:
|
|
return token === 25 /* GreaterThanToken */ || token === 16 /* OpenParenToken */;
|
|
case 19 /* HeritageClauses */:
|
|
return token === 14 /* OpenBraceToken */ || token === 15 /* CloseBraceToken */;
|
|
}
|
|
}
|
|
function isVariableDeclaratorListTerminator() {
|
|
if (canParseSemicolon()) {
|
|
return true;
|
|
}
|
|
if (token === 85 /* InKeyword */) {
|
|
return true;
|
|
}
|
|
if (token === 32 /* EqualsGreaterThanToken */) {
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
function isInSomeParsingContext() {
|
|
for (var kind = 0; kind < 20 /* Count */; kind++) {
|
|
if (parsingContext & (1 << kind)) {
|
|
if (isListElement(kind, true) || isListTerminator(kind)) {
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
function parseList(kind, checkForStrictMode, parseElement) {
|
|
var saveParsingContext = parsingContext;
|
|
parsingContext |= 1 << kind;
|
|
var result = [];
|
|
result.pos = getNodePos();
|
|
var savedStrictModeContext = inStrictModeContext();
|
|
while (!isListTerminator(kind)) {
|
|
if (isListElement(kind, false)) {
|
|
var element = parseElement();
|
|
result.push(element);
|
|
if (checkForStrictMode && !inStrictModeContext()) {
|
|
if (ts.isPrologueDirective(element)) {
|
|
if (isUseStrictPrologueDirective(sourceFile, element)) {
|
|
setStrictModeContext(true);
|
|
checkForStrictMode = false;
|
|
}
|
|
}
|
|
else {
|
|
checkForStrictMode = false;
|
|
}
|
|
}
|
|
continue;
|
|
}
|
|
if (abortParsingListOrMoveToNextToken(kind)) {
|
|
break;
|
|
}
|
|
}
|
|
setStrictModeContext(savedStrictModeContext);
|
|
result.end = getNodeEnd();
|
|
parsingContext = saveParsingContext;
|
|
return result;
|
|
}
|
|
function abortParsingListOrMoveToNextToken(kind) {
|
|
parseErrorAtCurrentToken(parsingContextErrors(kind));
|
|
if (isInSomeParsingContext()) {
|
|
return true;
|
|
}
|
|
nextToken();
|
|
return false;
|
|
}
|
|
function parseDelimitedList(kind, parseElement) {
|
|
var saveParsingContext = parsingContext;
|
|
parsingContext |= 1 << kind;
|
|
var result = [];
|
|
result.pos = getNodePos();
|
|
var commaStart = -1;
|
|
while (true) {
|
|
if (isListElement(kind, false)) {
|
|
result.push(parseElement());
|
|
commaStart = scanner.getTokenPos();
|
|
if (parseOptional(23 /* CommaToken */)) {
|
|
continue;
|
|
}
|
|
commaStart = -1;
|
|
if (isListTerminator(kind)) {
|
|
break;
|
|
}
|
|
parseExpected(23 /* CommaToken */);
|
|
continue;
|
|
}
|
|
if (isListTerminator(kind)) {
|
|
break;
|
|
}
|
|
if (abortParsingListOrMoveToNextToken(kind)) {
|
|
break;
|
|
}
|
|
}
|
|
if (commaStart >= 0) {
|
|
result.hasTrailingComma = true;
|
|
}
|
|
result.end = getNodeEnd();
|
|
parsingContext = saveParsingContext;
|
|
return result;
|
|
}
|
|
function createMissingList() {
|
|
var pos = getNodePos();
|
|
var result = [];
|
|
result.pos = pos;
|
|
result.end = pos;
|
|
return result;
|
|
}
|
|
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 = parseIdentifier(diagnosticMessage);
|
|
while (parseOptional(20 /* DotToken */)) {
|
|
var node = createNode(121 /* QualifiedName */, entity.pos);
|
|
node.left = entity;
|
|
node.right = parseRightSideOfDot(allowReservedWords);
|
|
entity = finishNode(node);
|
|
}
|
|
return entity;
|
|
}
|
|
function parseRightSideOfDot(allowIdentifierNames) {
|
|
if (scanner.hasPrecedingLineBreak() && scanner.isReservedWord()) {
|
|
var matchesPattern = lookAhead(nextTokenIsIdentifierOrKeywordOnSameLine);
|
|
if (matchesPattern) {
|
|
return createMissingNode(64 /* Identifier */, true, ts.Diagnostics.Identifier_expected);
|
|
}
|
|
}
|
|
return allowIdentifierNames ? parseIdentifierName() : parseIdentifier();
|
|
}
|
|
function parseTokenNode() {
|
|
var node = createNode(token);
|
|
nextToken();
|
|
return finishNode(node);
|
|
}
|
|
function parseTemplateExpression() {
|
|
var template = createNode(165 /* TemplateExpression */);
|
|
template.head = parseLiteralNode();
|
|
ts.Debug.assert(template.head.kind === 11 /* TemplateHead */, "Template head has wrong token kind");
|
|
var templateSpans = [];
|
|
templateSpans.pos = getNodePos();
|
|
do {
|
|
templateSpans.push(parseTemplateSpan());
|
|
} while (templateSpans[templateSpans.length - 1].literal.kind === 12 /* TemplateMiddle */);
|
|
templateSpans.end = getNodeEnd();
|
|
template.templateSpans = templateSpans;
|
|
return finishNode(template);
|
|
}
|
|
function parseTemplateSpan() {
|
|
var span = createNode(168 /* TemplateSpan */);
|
|
span.expression = allowInAnd(parseExpression);
|
|
var literal;
|
|
if (token === 15 /* CloseBraceToken */) {
|
|
reScanTemplateToken();
|
|
literal = parseLiteralNode();
|
|
}
|
|
else {
|
|
literal = createMissingNode(13 /* TemplateTail */, false, ts.Diagnostics._0_expected, ts.tokenToString(15 /* CloseBraceToken */));
|
|
}
|
|
span.literal = literal;
|
|
return finishNode(span);
|
|
}
|
|
function parseLiteralNode(internName) {
|
|
var node = createNode(token);
|
|
var text = scanner.getTokenValue();
|
|
node.text = internName ? internIdentifier(text) : text;
|
|
if (scanner.isUnterminated()) {
|
|
node.isUnterminated = true;
|
|
}
|
|
var tokenPos = scanner.getTokenPos();
|
|
nextToken();
|
|
finishNode(node);
|
|
if (node.kind === 7 /* NumericLiteral */ && sourceText.charCodeAt(tokenPos) === 48 /* _0 */ && ts.isOctalDigit(sourceText.charCodeAt(tokenPos + 1))) {
|
|
node.flags |= 8192 /* OctalLiteral */;
|
|
}
|
|
return node;
|
|
}
|
|
function parseTypeReference() {
|
|
var node = createNode(135 /* TypeReference */);
|
|
node.typeName = parseEntityName(false, ts.Diagnostics.Type_expected);
|
|
if (!scanner.hasPrecedingLineBreak() && token === 24 /* LessThanToken */) {
|
|
node.typeArguments = parseBracketedList(17 /* TypeArguments */, parseType, 24 /* LessThanToken */, 25 /* GreaterThanToken */);
|
|
}
|
|
return finishNode(node);
|
|
}
|
|
function parseTypeQuery() {
|
|
var node = createNode(138 /* TypeQuery */);
|
|
parseExpected(96 /* TypeOfKeyword */);
|
|
node.exprName = parseEntityName(true);
|
|
return finishNode(node);
|
|
}
|
|
function parseTypeParameter() {
|
|
var node = createNode(123 /* TypeParameter */);
|
|
node.name = parseIdentifier();
|
|
if (parseOptional(78 /* ExtendsKeyword */)) {
|
|
if (isStartOfType() || !isStartOfExpression()) {
|
|
node.constraint = parseType();
|
|
}
|
|
else {
|
|
node.expression = parseUnaryExpressionOrHigher();
|
|
}
|
|
}
|
|
return finishNode(node);
|
|
}
|
|
function parseTypeParameters() {
|
|
if (token === 24 /* LessThanToken */) {
|
|
return parseBracketedList(16 /* TypeParameters */, parseTypeParameter, 24 /* LessThanToken */, 25 /* GreaterThanToken */);
|
|
}
|
|
}
|
|
function parseParameterType() {
|
|
if (parseOptional(51 /* ColonToken */)) {
|
|
return token === 8 /* StringLiteral */ ? parseLiteralNode(true) : parseType();
|
|
}
|
|
return undefined;
|
|
}
|
|
function isStartOfParameter() {
|
|
return token === 21 /* DotDotDotToken */ || isIdentifierOrPattern() || ts.isModifier(token);
|
|
}
|
|
function setModifiers(node, modifiers) {
|
|
if (modifiers) {
|
|
node.flags |= modifiers.flags;
|
|
node.modifiers = modifiers;
|
|
}
|
|
}
|
|
function parseParameter() {
|
|
var node = createNode(124 /* Parameter */);
|
|
setModifiers(node, parseModifiers());
|
|
node.dotDotDotToken = parseOptionalToken(21 /* DotDotDotToken */);
|
|
node.name = inGeneratorParameterContext() ? doInYieldContext(parseIdentifierOrPattern) : parseIdentifierOrPattern();
|
|
if (ts.getFullWidth(node.name) === 0 && node.flags === 0 && ts.isModifier(token)) {
|
|
nextToken();
|
|
}
|
|
node.questionToken = parseOptionalToken(50 /* QuestionToken */);
|
|
node.type = parseParameterType();
|
|
node.initializer = inGeneratorParameterContext() ? doOutsideOfYieldContext(parseParameterInitializer) : parseParameterInitializer();
|
|
return finishNode(node);
|
|
}
|
|
function parseParameterInitializer() {
|
|
return parseInitializer(true);
|
|
}
|
|
function fillSignature(returnToken, yieldAndGeneratorParameterContext, requireCompleteParameterList, signature) {
|
|
var returnTokenRequired = returnToken === 32 /* EqualsGreaterThanToken */;
|
|
signature.typeParameters = parseTypeParameters();
|
|
signature.parameters = parseParameterList(yieldAndGeneratorParameterContext, requireCompleteParameterList);
|
|
if (returnTokenRequired) {
|
|
parseExpected(returnToken);
|
|
signature.type = parseType();
|
|
}
|
|
else if (parseOptional(returnToken)) {
|
|
signature.type = parseType();
|
|
}
|
|
}
|
|
function parseParameterList(yieldAndGeneratorParameterContext, requireCompleteParameterList) {
|
|
if (parseExpected(16 /* OpenParenToken */)) {
|
|
var savedYieldContext = inYieldContext();
|
|
var savedGeneratorParameterContext = inGeneratorParameterContext();
|
|
setYieldContext(yieldAndGeneratorParameterContext);
|
|
setGeneratorParameterContext(yieldAndGeneratorParameterContext);
|
|
var result = parseDelimitedList(15 /* Parameters */, parseParameter);
|
|
setYieldContext(savedYieldContext);
|
|
setGeneratorParameterContext(savedGeneratorParameterContext);
|
|
if (!parseExpected(17 /* CloseParenToken */) && requireCompleteParameterList) {
|
|
return undefined;
|
|
}
|
|
return result;
|
|
}
|
|
return requireCompleteParameterList ? undefined : createMissingList();
|
|
}
|
|
function parseTypeMemberSemicolon() {
|
|
if (parseSemicolon()) {
|
|
return;
|
|
}
|
|
parseOptional(23 /* CommaToken */);
|
|
}
|
|
function parseSignatureMember(kind) {
|
|
var node = createNode(kind);
|
|
if (kind === 133 /* ConstructSignature */) {
|
|
parseExpected(87 /* NewKeyword */);
|
|
}
|
|
fillSignature(51 /* ColonToken */, false, false, node);
|
|
parseTypeMemberSemicolon();
|
|
return finishNode(node);
|
|
}
|
|
function isIndexSignature() {
|
|
if (token !== 18 /* OpenBracketToken */) {
|
|
return false;
|
|
}
|
|
return lookAhead(isUnambiguouslyIndexSignature);
|
|
}
|
|
function isUnambiguouslyIndexSignature() {
|
|
nextToken();
|
|
if (token === 21 /* DotDotDotToken */ || token === 19 /* CloseBracketToken */) {
|
|
return true;
|
|
}
|
|
if (ts.isModifier(token)) {
|
|
nextToken();
|
|
if (isIdentifier()) {
|
|
return true;
|
|
}
|
|
}
|
|
else if (!isIdentifier()) {
|
|
return false;
|
|
}
|
|
else {
|
|
nextToken();
|
|
}
|
|
if (token === 51 /* ColonToken */ || token === 23 /* CommaToken */) {
|
|
return true;
|
|
}
|
|
if (token !== 50 /* QuestionToken */) {
|
|
return false;
|
|
}
|
|
nextToken();
|
|
return token === 51 /* ColonToken */ || token === 23 /* CommaToken */ || token === 19 /* CloseBracketToken */;
|
|
}
|
|
function parseIndexSignatureDeclaration(fullStart, modifiers) {
|
|
var node = createNode(134 /* IndexSignature */, fullStart);
|
|
setModifiers(node, modifiers);
|
|
node.parameters = parseBracketedList(15 /* Parameters */, parseParameter, 18 /* OpenBracketToken */, 19 /* CloseBracketToken */);
|
|
node.type = parseTypeAnnotation();
|
|
parseTypeMemberSemicolon();
|
|
return finishNode(node);
|
|
}
|
|
function parsePropertyOrMethodSignature() {
|
|
var fullStart = scanner.getStartPos();
|
|
var name = parsePropertyName();
|
|
var questionToken = parseOptionalToken(50 /* QuestionToken */);
|
|
if (token === 16 /* OpenParenToken */ || token === 24 /* LessThanToken */) {
|
|
var method = createNode(127 /* MethodSignature */, fullStart);
|
|
method.name = name;
|
|
method.questionToken = questionToken;
|
|
fillSignature(51 /* ColonToken */, false, false, method);
|
|
parseTypeMemberSemicolon();
|
|
return finishNode(method);
|
|
}
|
|
else {
|
|
var property = createNode(125 /* PropertySignature */, fullStart);
|
|
property.name = name;
|
|
property.questionToken = questionToken;
|
|
property.type = parseTypeAnnotation();
|
|
parseTypeMemberSemicolon();
|
|
return finishNode(property);
|
|
}
|
|
}
|
|
function isStartOfTypeMember() {
|
|
switch (token) {
|
|
case 16 /* OpenParenToken */:
|
|
case 24 /* LessThanToken */:
|
|
case 18 /* OpenBracketToken */:
|
|
return true;
|
|
default:
|
|
return isLiteralPropertyName() && lookAhead(isTypeMemberWithLiteralPropertyName);
|
|
}
|
|
}
|
|
function isTypeMemberWithLiteralPropertyName() {
|
|
nextToken();
|
|
return token === 16 /* OpenParenToken */ || token === 24 /* LessThanToken */ || token === 50 /* QuestionToken */ || token === 51 /* ColonToken */ || canParseSemicolon();
|
|
}
|
|
function parseTypeMember() {
|
|
switch (token) {
|
|
case 16 /* OpenParenToken */:
|
|
case 24 /* LessThanToken */:
|
|
return parseSignatureMember(132 /* CallSignature */);
|
|
case 18 /* OpenBracketToken */:
|
|
return isIndexSignature() ? parseIndexSignatureDeclaration(scanner.getStartPos(), undefined) : parsePropertyOrMethodSignature();
|
|
case 87 /* NewKeyword */:
|
|
if (lookAhead(isStartOfConstructSignature)) {
|
|
return parseSignatureMember(133 /* ConstructSignature */);
|
|
}
|
|
case 8 /* StringLiteral */:
|
|
case 7 /* NumericLiteral */:
|
|
return parsePropertyOrMethodSignature();
|
|
default:
|
|
if (isIdentifierOrKeyword()) {
|
|
return parsePropertyOrMethodSignature();
|
|
}
|
|
}
|
|
}
|
|
function isStartOfConstructSignature() {
|
|
nextToken();
|
|
return token === 16 /* OpenParenToken */ || token === 24 /* LessThanToken */;
|
|
}
|
|
function parseTypeLiteral() {
|
|
var node = createNode(139 /* TypeLiteral */);
|
|
node.members = parseObjectTypeMembers();
|
|
return finishNode(node);
|
|
}
|
|
function parseObjectTypeMembers() {
|
|
var members;
|
|
if (parseExpected(14 /* OpenBraceToken */)) {
|
|
members = parseList(5 /* TypeMembers */, false, parseTypeMember);
|
|
parseExpected(15 /* CloseBraceToken */);
|
|
}
|
|
else {
|
|
members = createMissingList();
|
|
}
|
|
return members;
|
|
}
|
|
function parseTupleType() {
|
|
var node = createNode(141 /* TupleType */);
|
|
node.elementTypes = parseBracketedList(18 /* TupleElementTypes */, parseType, 18 /* OpenBracketToken */, 19 /* CloseBracketToken */);
|
|
return finishNode(node);
|
|
}
|
|
function parseParenthesizedType() {
|
|
var node = createNode(143 /* ParenthesizedType */);
|
|
parseExpected(16 /* OpenParenToken */);
|
|
node.type = parseType();
|
|
parseExpected(17 /* CloseParenToken */);
|
|
return finishNode(node);
|
|
}
|
|
function parseFunctionOrConstructorType(kind) {
|
|
var node = createNode(kind);
|
|
if (kind === 137 /* ConstructorType */) {
|
|
parseExpected(87 /* NewKeyword */);
|
|
}
|
|
fillSignature(32 /* EqualsGreaterThanToken */, false, false, node);
|
|
return finishNode(node);
|
|
}
|
|
function parseKeywordAndNoDot() {
|
|
var node = parseTokenNode();
|
|
return token === 20 /* DotToken */ ? undefined : node;
|
|
}
|
|
function parseNonArrayType() {
|
|
switch (token) {
|
|
case 110 /* AnyKeyword */:
|
|
case 119 /* StringKeyword */:
|
|
case 117 /* NumberKeyword */:
|
|
case 111 /* BooleanKeyword */:
|
|
var node = tryParse(parseKeywordAndNoDot);
|
|
return node || parseTypeReference();
|
|
case 98 /* VoidKeyword */:
|
|
return parseTokenNode();
|
|
case 96 /* TypeOfKeyword */:
|
|
return parseTypeQuery();
|
|
case 14 /* OpenBraceToken */:
|
|
return parseTypeLiteral();
|
|
case 18 /* OpenBracketToken */:
|
|
return parseTupleType();
|
|
case 16 /* OpenParenToken */:
|
|
return parseParenthesizedType();
|
|
default:
|
|
return parseTypeReference();
|
|
}
|
|
}
|
|
function isStartOfType() {
|
|
switch (token) {
|
|
case 110 /* AnyKeyword */:
|
|
case 119 /* StringKeyword */:
|
|
case 117 /* NumberKeyword */:
|
|
case 111 /* BooleanKeyword */:
|
|
case 98 /* VoidKeyword */:
|
|
case 96 /* TypeOfKeyword */:
|
|
case 14 /* OpenBraceToken */:
|
|
case 18 /* OpenBracketToken */:
|
|
case 24 /* LessThanToken */:
|
|
case 87 /* NewKeyword */:
|
|
return true;
|
|
case 16 /* OpenParenToken */:
|
|
return lookAhead(isStartOfParenthesizedOrFunctionType);
|
|
default:
|
|
return isIdentifier();
|
|
}
|
|
}
|
|
function isStartOfParenthesizedOrFunctionType() {
|
|
nextToken();
|
|
return token === 17 /* CloseParenToken */ || isStartOfParameter() || isStartOfType();
|
|
}
|
|
function parseArrayTypeOrHigher() {
|
|
var type = parseNonArrayType();
|
|
while (!scanner.hasPrecedingLineBreak() && parseOptional(18 /* OpenBracketToken */)) {
|
|
parseExpected(19 /* CloseBracketToken */);
|
|
var node = createNode(140 /* ArrayType */, type.pos);
|
|
node.elementType = type;
|
|
type = finishNode(node);
|
|
}
|
|
return type;
|
|
}
|
|
function parseUnionTypeOrHigher() {
|
|
var type = parseArrayTypeOrHigher();
|
|
if (token === 44 /* BarToken */) {
|
|
var types = [type];
|
|
types.pos = type.pos;
|
|
while (parseOptional(44 /* BarToken */)) {
|
|
types.push(parseArrayTypeOrHigher());
|
|
}
|
|
types.end = getNodeEnd();
|
|
var node = createNode(142 /* UnionType */, type.pos);
|
|
node.types = types;
|
|
type = finishNode(node);
|
|
}
|
|
return type;
|
|
}
|
|
function isStartOfFunctionType() {
|
|
if (token === 24 /* LessThanToken */) {
|
|
return true;
|
|
}
|
|
return token === 16 /* OpenParenToken */ && lookAhead(isUnambiguouslyStartOfFunctionType);
|
|
}
|
|
function isUnambiguouslyStartOfFunctionType() {
|
|
nextToken();
|
|
if (token === 17 /* CloseParenToken */ || token === 21 /* DotDotDotToken */) {
|
|
return true;
|
|
}
|
|
if (isIdentifier() || ts.isModifier(token)) {
|
|
nextToken();
|
|
if (token === 51 /* ColonToken */ || token === 23 /* CommaToken */ || token === 50 /* QuestionToken */ || token === 52 /* EqualsToken */ || isIdentifier() || ts.isModifier(token)) {
|
|
return true;
|
|
}
|
|
if (token === 17 /* CloseParenToken */) {
|
|
nextToken();
|
|
if (token === 32 /* EqualsGreaterThanToken */) {
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
function parseType() {
|
|
var savedYieldContext = inYieldContext();
|
|
var savedGeneratorParameterContext = inGeneratorParameterContext();
|
|
setYieldContext(false);
|
|
setGeneratorParameterContext(false);
|
|
var result = parseTypeWorker();
|
|
setYieldContext(savedYieldContext);
|
|
setGeneratorParameterContext(savedGeneratorParameterContext);
|
|
return result;
|
|
}
|
|
function parseTypeWorker() {
|
|
if (isStartOfFunctionType()) {
|
|
return parseFunctionOrConstructorType(136 /* FunctionType */);
|
|
}
|
|
if (token === 87 /* NewKeyword */) {
|
|
return parseFunctionOrConstructorType(137 /* ConstructorType */);
|
|
}
|
|
return parseUnionTypeOrHigher();
|
|
}
|
|
function parseTypeAnnotation() {
|
|
return parseOptional(51 /* ColonToken */) ? parseType() : undefined;
|
|
}
|
|
function isStartOfExpression() {
|
|
switch (token) {
|
|
case 92 /* ThisKeyword */:
|
|
case 90 /* SuperKeyword */:
|
|
case 88 /* NullKeyword */:
|
|
case 94 /* TrueKeyword */:
|
|
case 79 /* FalseKeyword */:
|
|
case 7 /* NumericLiteral */:
|
|
case 8 /* StringLiteral */:
|
|
case 10 /* NoSubstitutionTemplateLiteral */:
|
|
case 11 /* TemplateHead */:
|
|
case 16 /* OpenParenToken */:
|
|
case 18 /* OpenBracketToken */:
|
|
case 14 /* OpenBraceToken */:
|
|
case 82 /* FunctionKeyword */:
|
|
case 87 /* NewKeyword */:
|
|
case 36 /* SlashToken */:
|
|
case 56 /* SlashEqualsToken */:
|
|
case 33 /* PlusToken */:
|
|
case 34 /* MinusToken */:
|
|
case 47 /* TildeToken */:
|
|
case 46 /* ExclamationToken */:
|
|
case 73 /* DeleteKeyword */:
|
|
case 96 /* TypeOfKeyword */:
|
|
case 98 /* VoidKeyword */:
|
|
case 38 /* PlusPlusToken */:
|
|
case 39 /* MinusMinusToken */:
|
|
case 24 /* LessThanToken */:
|
|
case 64 /* Identifier */:
|
|
case 109 /* YieldKeyword */:
|
|
return true;
|
|
default:
|
|
if (isBinaryOperator()) {
|
|
return true;
|
|
}
|
|
return isIdentifier();
|
|
}
|
|
}
|
|
function isStartOfExpressionStatement() {
|
|
return token !== 14 /* OpenBraceToken */ && token !== 82 /* FunctionKeyword */ && isStartOfExpression();
|
|
}
|
|
function parseExpression() {
|
|
var expr = parseAssignmentExpressionOrHigher();
|
|
while (parseOptional(23 /* CommaToken */)) {
|
|
expr = makeBinaryExpression(expr, 23 /* CommaToken */, parseAssignmentExpressionOrHigher());
|
|
}
|
|
return expr;
|
|
}
|
|
function parseInitializer(inParameter) {
|
|
if (token !== 52 /* EqualsToken */) {
|
|
if (scanner.hasPrecedingLineBreak() || (inParameter && token === 14 /* OpenBraceToken */) || !isStartOfExpression()) {
|
|
return undefined;
|
|
}
|
|
}
|
|
parseExpected(52 /* EqualsToken */);
|
|
return parseAssignmentExpressionOrHigher();
|
|
}
|
|
function parseAssignmentExpressionOrHigher() {
|
|
if (isYieldExpression()) {
|
|
return parseYieldExpression();
|
|
}
|
|
var arrowExpression = tryParseParenthesizedArrowFunctionExpression();
|
|
if (arrowExpression) {
|
|
return arrowExpression;
|
|
}
|
|
var expr = parseBinaryExpressionOrHigher(0);
|
|
if (expr.kind === 64 /* Identifier */ && token === 32 /* EqualsGreaterThanToken */) {
|
|
return parseSimpleArrowFunctionExpression(expr);
|
|
}
|
|
if (isLeftHandSideExpression(expr) && isAssignmentOperator(reScanGreaterToken())) {
|
|
var operator = token;
|
|
nextToken();
|
|
return makeBinaryExpression(expr, operator, parseAssignmentExpressionOrHigher());
|
|
}
|
|
return parseConditionalExpressionRest(expr);
|
|
}
|
|
function isYieldExpression() {
|
|
if (token === 109 /* YieldKeyword */) {
|
|
if (inYieldContext()) {
|
|
return true;
|
|
}
|
|
if (inStrictModeContext()) {
|
|
return true;
|
|
}
|
|
return lookAhead(nextTokenIsIdentifierOnSameLine);
|
|
}
|
|
return false;
|
|
}
|
|
function nextTokenIsIdentifierOnSameLine() {
|
|
nextToken();
|
|
return !scanner.hasPrecedingLineBreak() && isIdentifier();
|
|
}
|
|
function parseYieldExpression() {
|
|
var node = createNode(166 /* YieldExpression */);
|
|
nextToken();
|
|
if (!scanner.hasPrecedingLineBreak() && (token === 35 /* AsteriskToken */ || isStartOfExpression())) {
|
|
node.asteriskToken = parseOptionalToken(35 /* AsteriskToken */);
|
|
node.expression = parseAssignmentExpressionOrHigher();
|
|
return finishNode(node);
|
|
}
|
|
else {
|
|
return finishNode(node);
|
|
}
|
|
}
|
|
function parseSimpleArrowFunctionExpression(identifier) {
|
|
ts.Debug.assert(token === 32 /* EqualsGreaterThanToken */, "parseSimpleArrowFunctionExpression should only have been called if we had a =>");
|
|
var node = createNode(157 /* ArrowFunction */, identifier.pos);
|
|
var parameter = createNode(124 /* Parameter */, identifier.pos);
|
|
parameter.name = identifier;
|
|
finishNode(parameter);
|
|
node.parameters = [parameter];
|
|
node.parameters.pos = parameter.pos;
|
|
node.parameters.end = parameter.end;
|
|
parseExpected(32 /* EqualsGreaterThanToken */);
|
|
node.body = parseArrowFunctionExpressionBody();
|
|
return finishNode(node);
|
|
}
|
|
function tryParseParenthesizedArrowFunctionExpression() {
|
|
var triState = isParenthesizedArrowFunctionExpression();
|
|
if (triState === 0 /* False */) {
|
|
return undefined;
|
|
}
|
|
var arrowFunction = triState === 1 /* True */ ? parseParenthesizedArrowFunctionExpressionHead(true) : tryParse(parsePossibleParenthesizedArrowFunctionExpressionHead);
|
|
if (!arrowFunction) {
|
|
return undefined;
|
|
}
|
|
if (parseExpected(32 /* EqualsGreaterThanToken */) || token === 14 /* OpenBraceToken */) {
|
|
arrowFunction.body = parseArrowFunctionExpressionBody();
|
|
}
|
|
else {
|
|
arrowFunction.body = parseIdentifier();
|
|
}
|
|
return finishNode(arrowFunction);
|
|
}
|
|
function isParenthesizedArrowFunctionExpression() {
|
|
if (token === 16 /* OpenParenToken */ || token === 24 /* LessThanToken */) {
|
|
return lookAhead(isParenthesizedArrowFunctionExpressionWorker);
|
|
}
|
|
if (token === 32 /* EqualsGreaterThanToken */) {
|
|
return 1 /* True */;
|
|
}
|
|
return 0 /* False */;
|
|
}
|
|
function isParenthesizedArrowFunctionExpressionWorker() {
|
|
var first = token;
|
|
var second = nextToken();
|
|
if (first === 16 /* OpenParenToken */) {
|
|
if (second === 17 /* CloseParenToken */) {
|
|
var third = nextToken();
|
|
switch (third) {
|
|
case 32 /* EqualsGreaterThanToken */:
|
|
case 51 /* ColonToken */:
|
|
case 14 /* OpenBraceToken */:
|
|
return 1 /* True */;
|
|
default:
|
|
return 0 /* False */;
|
|
}
|
|
}
|
|
if (second === 21 /* DotDotDotToken */) {
|
|
return 1 /* True */;
|
|
}
|
|
if (!isIdentifier()) {
|
|
return 0 /* False */;
|
|
}
|
|
if (nextToken() === 51 /* ColonToken */) {
|
|
return 1 /* True */;
|
|
}
|
|
return 2 /* Unknown */;
|
|
}
|
|
else {
|
|
ts.Debug.assert(first === 24 /* LessThanToken */);
|
|
if (!isIdentifier()) {
|
|
return 0 /* False */;
|
|
}
|
|
return 2 /* Unknown */;
|
|
}
|
|
}
|
|
function parsePossibleParenthesizedArrowFunctionExpressionHead() {
|
|
return parseParenthesizedArrowFunctionExpressionHead(false);
|
|
}
|
|
function parseParenthesizedArrowFunctionExpressionHead(allowAmbiguity) {
|
|
var node = createNode(157 /* ArrowFunction */);
|
|
fillSignature(51 /* ColonToken */, false, !allowAmbiguity, node);
|
|
if (!node.parameters) {
|
|
return undefined;
|
|
}
|
|
if (!allowAmbiguity && token !== 32 /* EqualsGreaterThanToken */ && token !== 14 /* OpenBraceToken */) {
|
|
return undefined;
|
|
}
|
|
return node;
|
|
}
|
|
function parseArrowFunctionExpressionBody() {
|
|
if (token === 14 /* OpenBraceToken */) {
|
|
return parseFunctionBlock(false, false);
|
|
}
|
|
if (isStatement(true) && !isStartOfExpressionStatement() && token !== 82 /* FunctionKeyword */) {
|
|
return parseFunctionBlock(false, true);
|
|
}
|
|
return parseAssignmentExpressionOrHigher();
|
|
}
|
|
function parseConditionalExpressionRest(leftOperand) {
|
|
if (!parseOptional(50 /* QuestionToken */)) {
|
|
return leftOperand;
|
|
}
|
|
var node = createNode(164 /* ConditionalExpression */, leftOperand.pos);
|
|
node.condition = leftOperand;
|
|
node.whenTrue = allowInAnd(parseAssignmentExpressionOrHigher);
|
|
parseExpected(51 /* ColonToken */);
|
|
node.whenFalse = parseAssignmentExpressionOrHigher();
|
|
return finishNode(node);
|
|
}
|
|
function parseBinaryExpressionOrHigher(precedence) {
|
|
var leftOperand = parseUnaryExpressionOrHigher();
|
|
return parseBinaryExpressionRest(precedence, leftOperand);
|
|
}
|
|
function parseBinaryExpressionRest(precedence, leftOperand) {
|
|
while (true) {
|
|
reScanGreaterToken();
|
|
var newPrecedence = getBinaryOperatorPrecedence();
|
|
if (newPrecedence <= precedence) {
|
|
break;
|
|
}
|
|
if (token === 85 /* InKeyword */ && inDisallowInContext()) {
|
|
break;
|
|
}
|
|
var operator = token;
|
|
nextToken();
|
|
leftOperand = makeBinaryExpression(leftOperand, operator, parseBinaryExpressionOrHigher(newPrecedence));
|
|
}
|
|
return leftOperand;
|
|
}
|
|
function isBinaryOperator() {
|
|
if (inDisallowInContext() && token === 85 /* InKeyword */) {
|
|
return false;
|
|
}
|
|
return getBinaryOperatorPrecedence() > 0;
|
|
}
|
|
function getBinaryOperatorPrecedence() {
|
|
switch (token) {
|
|
case 49 /* BarBarToken */:
|
|
return 1;
|
|
case 48 /* AmpersandAmpersandToken */:
|
|
return 2;
|
|
case 44 /* BarToken */:
|
|
return 3;
|
|
case 45 /* CaretToken */:
|
|
return 4;
|
|
case 43 /* AmpersandToken */:
|
|
return 5;
|
|
case 28 /* EqualsEqualsToken */:
|
|
case 29 /* ExclamationEqualsToken */:
|
|
case 30 /* EqualsEqualsEqualsToken */:
|
|
case 31 /* ExclamationEqualsEqualsToken */:
|
|
return 6;
|
|
case 24 /* LessThanToken */:
|
|
case 25 /* GreaterThanToken */:
|
|
case 26 /* LessThanEqualsToken */:
|
|
case 27 /* GreaterThanEqualsToken */:
|
|
case 86 /* InstanceOfKeyword */:
|
|
case 85 /* InKeyword */:
|
|
return 7;
|
|
case 40 /* LessThanLessThanToken */:
|
|
case 41 /* GreaterThanGreaterThanToken */:
|
|
case 42 /* GreaterThanGreaterThanGreaterThanToken */:
|
|
return 8;
|
|
case 33 /* PlusToken */:
|
|
case 34 /* MinusToken */:
|
|
return 9;
|
|
case 35 /* AsteriskToken */:
|
|
case 36 /* SlashToken */:
|
|
case 37 /* PercentToken */:
|
|
return 10;
|
|
}
|
|
return -1;
|
|
}
|
|
function makeBinaryExpression(left, operator, right) {
|
|
var node = createNode(163 /* BinaryExpression */, left.pos);
|
|
node.left = left;
|
|
node.operator = operator;
|
|
node.right = right;
|
|
return finishNode(node);
|
|
}
|
|
function parsePrefixUnaryExpression() {
|
|
var node = createNode(161 /* PrefixUnaryExpression */);
|
|
node.operator = token;
|
|
nextToken();
|
|
node.operand = parseUnaryExpressionOrHigher();
|
|
return finishNode(node);
|
|
}
|
|
function parseDeleteExpression() {
|
|
var node = createNode(158 /* DeleteExpression */);
|
|
nextToken();
|
|
node.expression = parseUnaryExpressionOrHigher();
|
|
return finishNode(node);
|
|
}
|
|
function parseTypeOfExpression() {
|
|
var node = createNode(159 /* TypeOfExpression */);
|
|
nextToken();
|
|
node.expression = parseUnaryExpressionOrHigher();
|
|
return finishNode(node);
|
|
}
|
|
function parseVoidExpression() {
|
|
var node = createNode(160 /* VoidExpression */);
|
|
nextToken();
|
|
node.expression = parseUnaryExpressionOrHigher();
|
|
return finishNode(node);
|
|
}
|
|
function parseUnaryExpressionOrHigher() {
|
|
switch (token) {
|
|
case 33 /* PlusToken */:
|
|
case 34 /* MinusToken */:
|
|
case 47 /* TildeToken */:
|
|
case 46 /* ExclamationToken */:
|
|
case 38 /* PlusPlusToken */:
|
|
case 39 /* MinusMinusToken */:
|
|
return parsePrefixUnaryExpression();
|
|
case 73 /* DeleteKeyword */:
|
|
return parseDeleteExpression();
|
|
case 96 /* TypeOfKeyword */:
|
|
return parseTypeOfExpression();
|
|
case 98 /* VoidKeyword */:
|
|
return parseVoidExpression();
|
|
case 24 /* LessThanToken */:
|
|
return parseTypeAssertion();
|
|
default:
|
|
return parsePostfixExpressionOrHigher();
|
|
}
|
|
}
|
|
function parsePostfixExpressionOrHigher() {
|
|
var expression = parseLeftHandSideExpressionOrHigher();
|
|
ts.Debug.assert(isLeftHandSideExpression(expression));
|
|
if ((token === 38 /* PlusPlusToken */ || token === 39 /* MinusMinusToken */) && !scanner.hasPrecedingLineBreak()) {
|
|
var node = createNode(162 /* PostfixUnaryExpression */, expression.pos);
|
|
node.operand = expression;
|
|
node.operator = token;
|
|
nextToken();
|
|
return finishNode(node);
|
|
}
|
|
return expression;
|
|
}
|
|
function parseLeftHandSideExpressionOrHigher() {
|
|
var expression = token === 90 /* SuperKeyword */ ? parseSuperExpression() : parseMemberExpressionOrHigher();
|
|
return parseCallExpressionRest(expression);
|
|
}
|
|
function parseMemberExpressionOrHigher() {
|
|
var expression = parsePrimaryExpression();
|
|
return parseMemberExpressionRest(expression);
|
|
}
|
|
function parseSuperExpression() {
|
|
var expression = parseTokenNode();
|
|
if (token === 16 /* OpenParenToken */ || token === 20 /* DotToken */) {
|
|
return expression;
|
|
}
|
|
var node = createNode(149 /* PropertyAccessExpression */, expression.pos);
|
|
node.expression = expression;
|
|
parseExpected(20 /* DotToken */, ts.Diagnostics.super_must_be_followed_by_an_argument_list_or_member_access);
|
|
node.name = parseRightSideOfDot(true);
|
|
return finishNode(node);
|
|
}
|
|
function parseTypeAssertion() {
|
|
var node = createNode(154 /* TypeAssertionExpression */);
|
|
parseExpected(24 /* LessThanToken */);
|
|
node.type = parseType();
|
|
parseExpected(25 /* GreaterThanToken */);
|
|
node.expression = parseUnaryExpressionOrHigher();
|
|
return finishNode(node);
|
|
}
|
|
function parseMemberExpressionRest(expression) {
|
|
while (true) {
|
|
var dotOrBracketStart = scanner.getTokenPos();
|
|
if (parseOptional(20 /* DotToken */)) {
|
|
var propertyAccess = createNode(149 /* PropertyAccessExpression */, expression.pos);
|
|
propertyAccess.expression = expression;
|
|
propertyAccess.name = parseRightSideOfDot(true);
|
|
expression = finishNode(propertyAccess);
|
|
continue;
|
|
}
|
|
if (parseOptional(18 /* OpenBracketToken */)) {
|
|
var indexedAccess = createNode(150 /* ElementAccessExpression */, expression.pos);
|
|
indexedAccess.expression = expression;
|
|
if (token !== 19 /* CloseBracketToken */) {
|
|
indexedAccess.argumentExpression = allowInAnd(parseExpression);
|
|
if (indexedAccess.argumentExpression.kind === 8 /* StringLiteral */ || indexedAccess.argumentExpression.kind === 7 /* NumericLiteral */) {
|
|
var literal = indexedAccess.argumentExpression;
|
|
literal.text = internIdentifier(literal.text);
|
|
}
|
|
}
|
|
parseExpected(19 /* CloseBracketToken */);
|
|
expression = finishNode(indexedAccess);
|
|
continue;
|
|
}
|
|
if (token === 10 /* NoSubstitutionTemplateLiteral */ || token === 11 /* TemplateHead */) {
|
|
var tagExpression = createNode(153 /* TaggedTemplateExpression */, expression.pos);
|
|
tagExpression.tag = expression;
|
|
tagExpression.template = token === 10 /* NoSubstitutionTemplateLiteral */ ? parseLiteralNode() : parseTemplateExpression();
|
|
expression = finishNode(tagExpression);
|
|
continue;
|
|
}
|
|
return expression;
|
|
}
|
|
}
|
|
function parseCallExpressionRest(expression) {
|
|
while (true) {
|
|
expression = parseMemberExpressionRest(expression);
|
|
if (token === 24 /* LessThanToken */) {
|
|
var typeArguments = tryParse(parseTypeArgumentsInExpression);
|
|
if (!typeArguments) {
|
|
return expression;
|
|
}
|
|
var callExpr = createNode(151 /* CallExpression */, expression.pos);
|
|
callExpr.expression = expression;
|
|
callExpr.typeArguments = typeArguments;
|
|
callExpr.arguments = parseArgumentList();
|
|
expression = finishNode(callExpr);
|
|
continue;
|
|
}
|
|
else if (token === 16 /* OpenParenToken */) {
|
|
var callExpr = createNode(151 /* CallExpression */, expression.pos);
|
|
callExpr.expression = expression;
|
|
callExpr.arguments = parseArgumentList();
|
|
expression = finishNode(callExpr);
|
|
continue;
|
|
}
|
|
return expression;
|
|
}
|
|
}
|
|
function parseArgumentList() {
|
|
parseExpected(16 /* OpenParenToken */);
|
|
var result = parseDelimitedList(12 /* ArgumentExpressions */, parseArgumentExpression);
|
|
parseExpected(17 /* CloseParenToken */);
|
|
return result;
|
|
}
|
|
function parseTypeArgumentsInExpression() {
|
|
if (!parseOptional(24 /* LessThanToken */)) {
|
|
return undefined;
|
|
}
|
|
var typeArguments = parseDelimitedList(17 /* TypeArguments */, parseType);
|
|
if (!parseExpected(25 /* GreaterThanToken */)) {
|
|
return undefined;
|
|
}
|
|
return typeArguments && canFollowTypeArgumentsInExpression() ? typeArguments : undefined;
|
|
}
|
|
function canFollowTypeArgumentsInExpression() {
|
|
switch (token) {
|
|
case 16 /* OpenParenToken */:
|
|
case 20 /* DotToken */:
|
|
case 17 /* CloseParenToken */:
|
|
case 19 /* CloseBracketToken */:
|
|
case 51 /* ColonToken */:
|
|
case 22 /* SemicolonToken */:
|
|
case 23 /* CommaToken */:
|
|
case 50 /* QuestionToken */:
|
|
case 28 /* EqualsEqualsToken */:
|
|
case 30 /* EqualsEqualsEqualsToken */:
|
|
case 29 /* ExclamationEqualsToken */:
|
|
case 31 /* ExclamationEqualsEqualsToken */:
|
|
case 48 /* AmpersandAmpersandToken */:
|
|
case 49 /* BarBarToken */:
|
|
case 45 /* CaretToken */:
|
|
case 43 /* AmpersandToken */:
|
|
case 44 /* BarToken */:
|
|
case 15 /* CloseBraceToken */:
|
|
case 1 /* EndOfFileToken */:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
function parsePrimaryExpression() {
|
|
switch (token) {
|
|
case 92 /* ThisKeyword */:
|
|
case 90 /* SuperKeyword */:
|
|
case 88 /* NullKeyword */:
|
|
case 94 /* TrueKeyword */:
|
|
case 79 /* FalseKeyword */:
|
|
return parseTokenNode();
|
|
case 7 /* NumericLiteral */:
|
|
case 8 /* StringLiteral */:
|
|
case 10 /* NoSubstitutionTemplateLiteral */:
|
|
return parseLiteralNode();
|
|
case 16 /* OpenParenToken */:
|
|
return parseParenthesizedExpression();
|
|
case 18 /* OpenBracketToken */:
|
|
return parseArrayLiteralExpression();
|
|
case 14 /* OpenBraceToken */:
|
|
return parseObjectLiteralExpression();
|
|
case 82 /* FunctionKeyword */:
|
|
return parseFunctionExpression();
|
|
case 87 /* NewKeyword */:
|
|
return parseNewExpression();
|
|
case 36 /* SlashToken */:
|
|
case 56 /* SlashEqualsToken */:
|
|
if (reScanSlashToken() === 9 /* RegularExpressionLiteral */) {
|
|
return parseLiteralNode();
|
|
}
|
|
break;
|
|
case 11 /* TemplateHead */:
|
|
return parseTemplateExpression();
|
|
}
|
|
return parseIdentifier(ts.Diagnostics.Expression_expected);
|
|
}
|
|
function parseParenthesizedExpression() {
|
|
var node = createNode(155 /* ParenthesizedExpression */);
|
|
parseExpected(16 /* OpenParenToken */);
|
|
node.expression = allowInAnd(parseExpression);
|
|
parseExpected(17 /* CloseParenToken */);
|
|
return finishNode(node);
|
|
}
|
|
function parseAssignmentExpressionOrOmittedExpression() {
|
|
return token === 23 /* CommaToken */ ? createNode(167 /* OmittedExpression */) : parseAssignmentExpressionOrHigher();
|
|
}
|
|
function parseArrayLiteralElement() {
|
|
return parseAssignmentExpressionOrOmittedExpression();
|
|
}
|
|
function parseArgumentExpression() {
|
|
return allowInAnd(parseAssignmentExpressionOrOmittedExpression);
|
|
}
|
|
function parseArrayLiteralExpression() {
|
|
var node = createNode(147 /* ArrayLiteralExpression */);
|
|
parseExpected(18 /* OpenBracketToken */);
|
|
if (scanner.hasPrecedingLineBreak())
|
|
node.flags |= 256 /* MultiLine */;
|
|
node.elements = parseDelimitedList(14 /* ArrayLiteralMembers */, parseArrayLiteralElement);
|
|
parseExpected(19 /* CloseBracketToken */);
|
|
return finishNode(node);
|
|
}
|
|
function parseObjectLiteralElement() {
|
|
var fullStart = scanner.getStartPos();
|
|
var initialToken = token;
|
|
if (parseContextualModifier(114 /* GetKeyword */) || parseContextualModifier(118 /* SetKeyword */)) {
|
|
var kind = initialToken === 114 /* GetKeyword */ ? 130 /* GetAccessor */ : 131 /* SetAccessor */;
|
|
return parseAccessorDeclaration(kind, fullStart, undefined);
|
|
}
|
|
var asteriskToken = parseOptionalToken(35 /* AsteriskToken */);
|
|
var tokenIsIdentifier = isIdentifier();
|
|
var nameToken = token;
|
|
var propertyName = parsePropertyName();
|
|
if (asteriskToken || token === 16 /* OpenParenToken */ || token === 24 /* LessThanToken */) {
|
|
return parseMethodDeclaration(fullStart, undefined, asteriskToken, propertyName, undefined, true);
|
|
}
|
|
var questionToken = parseOptionalToken(50 /* QuestionToken */);
|
|
if ((token === 23 /* CommaToken */ || token === 15 /* CloseBraceToken */) && tokenIsIdentifier) {
|
|
var shorthandDeclaration = createNode(205 /* ShorthandPropertyAssignment */, fullStart);
|
|
shorthandDeclaration.name = propertyName;
|
|
shorthandDeclaration.questionToken = questionToken;
|
|
return finishNode(shorthandDeclaration);
|
|
}
|
|
else {
|
|
var propertyAssignment = createNode(204 /* PropertyAssignment */, fullStart);
|
|
propertyAssignment.name = propertyName;
|
|
propertyAssignment.questionToken = questionToken;
|
|
parseExpected(51 /* ColonToken */);
|
|
propertyAssignment.initializer = allowInAnd(parseAssignmentExpressionOrHigher);
|
|
return finishNode(propertyAssignment);
|
|
}
|
|
}
|
|
function parseObjectLiteralExpression() {
|
|
var node = createNode(148 /* ObjectLiteralExpression */);
|
|
parseExpected(14 /* OpenBraceToken */);
|
|
if (scanner.hasPrecedingLineBreak()) {
|
|
node.flags |= 256 /* MultiLine */;
|
|
}
|
|
node.properties = parseDelimitedList(13 /* ObjectLiteralMembers */, parseObjectLiteralElement);
|
|
parseExpected(15 /* CloseBraceToken */);
|
|
return finishNode(node);
|
|
}
|
|
function parseFunctionExpression() {
|
|
var node = createNode(156 /* FunctionExpression */);
|
|
parseExpected(82 /* FunctionKeyword */);
|
|
node.asteriskToken = parseOptionalToken(35 /* AsteriskToken */);
|
|
node.name = node.asteriskToken ? doInYieldContext(parseOptionalIdentifier) : parseOptionalIdentifier();
|
|
fillSignature(51 /* ColonToken */, !!node.asteriskToken, false, node);
|
|
node.body = parseFunctionBlock(!!node.asteriskToken, false);
|
|
return finishNode(node);
|
|
}
|
|
function parseOptionalIdentifier() {
|
|
return isIdentifier() ? parseIdentifier() : undefined;
|
|
}
|
|
function parseNewExpression() {
|
|
var node = createNode(152 /* NewExpression */);
|
|
parseExpected(87 /* NewKeyword */);
|
|
node.expression = parseMemberExpressionOrHigher();
|
|
node.typeArguments = tryParse(parseTypeArgumentsInExpression);
|
|
if (node.typeArguments || token === 16 /* OpenParenToken */) {
|
|
node.arguments = parseArgumentList();
|
|
}
|
|
return finishNode(node);
|
|
}
|
|
function parseBlock(kind, ignoreMissingOpenBrace, checkForStrictMode) {
|
|
var node = createNode(kind);
|
|
if (parseExpected(14 /* OpenBraceToken */) || ignoreMissingOpenBrace) {
|
|
node.statements = parseList(2 /* BlockStatements */, checkForStrictMode, parseStatement);
|
|
parseExpected(15 /* CloseBraceToken */);
|
|
}
|
|
else {
|
|
node.statements = createMissingList();
|
|
}
|
|
return finishNode(node);
|
|
}
|
|
function parseFunctionBlock(allowYield, ignoreMissingOpenBrace) {
|
|
var savedYieldContext = inYieldContext();
|
|
setYieldContext(allowYield);
|
|
var block = parseBlock(169 /* Block */, ignoreMissingOpenBrace, true);
|
|
setYieldContext(savedYieldContext);
|
|
return block;
|
|
}
|
|
function parseEmptyStatement() {
|
|
var node = createNode(171 /* EmptyStatement */);
|
|
parseExpected(22 /* SemicolonToken */);
|
|
return finishNode(node);
|
|
}
|
|
function parseIfStatement() {
|
|
var node = createNode(173 /* IfStatement */);
|
|
parseExpected(83 /* IfKeyword */);
|
|
parseExpected(16 /* OpenParenToken */);
|
|
node.expression = allowInAnd(parseExpression);
|
|
parseExpected(17 /* CloseParenToken */);
|
|
node.thenStatement = parseStatement();
|
|
node.elseStatement = parseOptional(75 /* ElseKeyword */) ? parseStatement() : undefined;
|
|
return finishNode(node);
|
|
}
|
|
function parseDoStatement() {
|
|
var node = createNode(174 /* DoStatement */);
|
|
parseExpected(74 /* DoKeyword */);
|
|
node.statement = parseStatement();
|
|
parseExpected(99 /* WhileKeyword */);
|
|
parseExpected(16 /* OpenParenToken */);
|
|
node.expression = allowInAnd(parseExpression);
|
|
parseExpected(17 /* CloseParenToken */);
|
|
parseOptional(22 /* SemicolonToken */);
|
|
return finishNode(node);
|
|
}
|
|
function parseWhileStatement() {
|
|
var node = createNode(175 /* WhileStatement */);
|
|
parseExpected(99 /* WhileKeyword */);
|
|
parseExpected(16 /* OpenParenToken */);
|
|
node.expression = allowInAnd(parseExpression);
|
|
parseExpected(17 /* CloseParenToken */);
|
|
node.statement = parseStatement();
|
|
return finishNode(node);
|
|
}
|
|
function parseForOrForInStatement() {
|
|
var pos = getNodePos();
|
|
parseExpected(81 /* ForKeyword */);
|
|
parseExpected(16 /* OpenParenToken */);
|
|
if (token !== 22 /* SemicolonToken */) {
|
|
if (parseOptional(97 /* VarKeyword */)) {
|
|
var declarations = disallowInAnd(parseVariableDeclarationList);
|
|
}
|
|
else if (parseOptional(103 /* LetKeyword */)) {
|
|
var declarations = setFlag(disallowInAnd(parseVariableDeclarationList), 2048 /* Let */);
|
|
}
|
|
else if (parseOptional(69 /* ConstKeyword */)) {
|
|
var declarations = setFlag(disallowInAnd(parseVariableDeclarationList), 4096 /* Const */);
|
|
}
|
|
else {
|
|
var varOrInit = disallowInAnd(parseExpression);
|
|
}
|
|
}
|
|
var forOrForInStatement;
|
|
if (parseOptional(85 /* InKeyword */)) {
|
|
var forInStatement = createNode(177 /* ForInStatement */, pos);
|
|
if (declarations) {
|
|
forInStatement.declarations = declarations;
|
|
}
|
|
else {
|
|
forInStatement.variable = varOrInit;
|
|
}
|
|
forInStatement.expression = allowInAnd(parseExpression);
|
|
parseExpected(17 /* CloseParenToken */);
|
|
forOrForInStatement = forInStatement;
|
|
}
|
|
else {
|
|
var forStatement = createNode(176 /* ForStatement */, pos);
|
|
if (declarations) {
|
|
forStatement.declarations = declarations;
|
|
}
|
|
if (varOrInit) {
|
|
forStatement.initializer = varOrInit;
|
|
}
|
|
parseExpected(22 /* SemicolonToken */);
|
|
if (token !== 22 /* SemicolonToken */ && token !== 17 /* CloseParenToken */) {
|
|
forStatement.condition = allowInAnd(parseExpression);
|
|
}
|
|
parseExpected(22 /* SemicolonToken */);
|
|
if (token !== 17 /* CloseParenToken */) {
|
|
forStatement.iterator = allowInAnd(parseExpression);
|
|
}
|
|
parseExpected(17 /* CloseParenToken */);
|
|
forOrForInStatement = forStatement;
|
|
}
|
|
forOrForInStatement.statement = parseStatement();
|
|
return finishNode(forOrForInStatement);
|
|
}
|
|
function parseBreakOrContinueStatement(kind) {
|
|
var node = createNode(kind);
|
|
parseExpected(kind === 179 /* BreakStatement */ ? 65 /* BreakKeyword */ : 70 /* ContinueKeyword */);
|
|
if (!canParseSemicolon()) {
|
|
node.label = parseIdentifier();
|
|
}
|
|
parseSemicolon();
|
|
return finishNode(node);
|
|
}
|
|
function parseReturnStatement() {
|
|
var node = createNode(180 /* ReturnStatement */);
|
|
parseExpected(89 /* ReturnKeyword */);
|
|
if (!canParseSemicolon()) {
|
|
node.expression = allowInAnd(parseExpression);
|
|
}
|
|
parseSemicolon();
|
|
return finishNode(node);
|
|
}
|
|
function parseWithStatement() {
|
|
var node = createNode(181 /* WithStatement */);
|
|
parseExpected(100 /* WithKeyword */);
|
|
parseExpected(16 /* OpenParenToken */);
|
|
node.expression = allowInAnd(parseExpression);
|
|
parseExpected(17 /* CloseParenToken */);
|
|
node.statement = parseStatement();
|
|
return finishNode(node);
|
|
}
|
|
function parseCaseClause() {
|
|
var node = createNode(200 /* CaseClause */);
|
|
parseExpected(66 /* CaseKeyword */);
|
|
node.expression = allowInAnd(parseExpression);
|
|
parseExpected(51 /* ColonToken */);
|
|
node.statements = parseList(4 /* SwitchClauseStatements */, false, parseStatement);
|
|
return finishNode(node);
|
|
}
|
|
function parseDefaultClause() {
|
|
var node = createNode(201 /* DefaultClause */);
|
|
parseExpected(72 /* DefaultKeyword */);
|
|
parseExpected(51 /* ColonToken */);
|
|
node.statements = parseList(4 /* SwitchClauseStatements */, false, parseStatement);
|
|
return finishNode(node);
|
|
}
|
|
function parseCaseOrDefaultClause() {
|
|
return token === 66 /* CaseKeyword */ ? parseCaseClause() : parseDefaultClause();
|
|
}
|
|
function parseSwitchStatement() {
|
|
var node = createNode(182 /* SwitchStatement */);
|
|
parseExpected(91 /* SwitchKeyword */);
|
|
parseExpected(16 /* OpenParenToken */);
|
|
node.expression = allowInAnd(parseExpression);
|
|
parseExpected(17 /* CloseParenToken */);
|
|
parseExpected(14 /* OpenBraceToken */);
|
|
node.clauses = parseList(3 /* SwitchClauses */, false, parseCaseOrDefaultClause);
|
|
parseExpected(15 /* CloseBraceToken */);
|
|
return finishNode(node);
|
|
}
|
|
function parseThrowStatement() {
|
|
var node = createNode(184 /* ThrowStatement */);
|
|
parseExpected(93 /* ThrowKeyword */);
|
|
node.expression = scanner.hasPrecedingLineBreak() ? undefined : allowInAnd(parseExpression);
|
|
parseSemicolon();
|
|
return finishNode(node);
|
|
}
|
|
function parseTryStatement() {
|
|
var node = createNode(185 /* TryStatement */);
|
|
node.tryBlock = parseTokenAndBlock(95 /* TryKeyword */);
|
|
node.catchClause = token === 67 /* CatchKeyword */ ? parseCatchClause() : undefined;
|
|
node.finallyBlock = !node.catchClause || token === 80 /* FinallyKeyword */ ? parseTokenAndBlock(80 /* FinallyKeyword */) : undefined;
|
|
return finishNode(node);
|
|
}
|
|
function parseTokenAndBlock(token) {
|
|
var pos = getNodePos();
|
|
parseExpected(token);
|
|
var result = parseBlock(token === 95 /* TryKeyword */ ? 186 /* TryBlock */ : 187 /* FinallyBlock */, false, false);
|
|
result.pos = pos;
|
|
return result;
|
|
}
|
|
function parseCatchClause() {
|
|
var result = createNode(203 /* CatchClause */);
|
|
parseExpected(67 /* CatchKeyword */);
|
|
parseExpected(16 /* OpenParenToken */);
|
|
result.name = parseIdentifier();
|
|
result.type = parseTypeAnnotation();
|
|
parseExpected(17 /* CloseParenToken */);
|
|
result.block = parseBlock(169 /* Block */, false, false);
|
|
return finishNode(result);
|
|
}
|
|
function parseDebuggerStatement() {
|
|
var node = createNode(188 /* DebuggerStatement */);
|
|
parseExpected(71 /* DebuggerKeyword */);
|
|
parseSemicolon();
|
|
return finishNode(node);
|
|
}
|
|
function parseExpressionOrLabeledStatement() {
|
|
var fullStart = scanner.getStartPos();
|
|
var expression = allowInAnd(parseExpression);
|
|
if (expression.kind === 64 /* Identifier */ && parseOptional(51 /* ColonToken */)) {
|
|
var labeledStatement = createNode(183 /* LabeledStatement */, fullStart);
|
|
labeledStatement.label = expression;
|
|
labeledStatement.statement = parseStatement();
|
|
return finishNode(labeledStatement);
|
|
}
|
|
else {
|
|
var expressionStatement = createNode(172 /* ExpressionStatement */, fullStart);
|
|
expressionStatement.expression = expression;
|
|
parseSemicolon();
|
|
return finishNode(expressionStatement);
|
|
}
|
|
}
|
|
function isStatement(inErrorRecovery) {
|
|
switch (token) {
|
|
case 22 /* SemicolonToken */:
|
|
return !inErrorRecovery;
|
|
case 14 /* OpenBraceToken */:
|
|
case 97 /* VarKeyword */:
|
|
case 103 /* LetKeyword */:
|
|
case 82 /* FunctionKeyword */:
|
|
case 83 /* IfKeyword */:
|
|
case 74 /* DoKeyword */:
|
|
case 99 /* WhileKeyword */:
|
|
case 81 /* ForKeyword */:
|
|
case 70 /* ContinueKeyword */:
|
|
case 65 /* BreakKeyword */:
|
|
case 89 /* ReturnKeyword */:
|
|
case 100 /* WithKeyword */:
|
|
case 91 /* SwitchKeyword */:
|
|
case 93 /* ThrowKeyword */:
|
|
case 95 /* TryKeyword */:
|
|
case 71 /* DebuggerKeyword */:
|
|
case 67 /* CatchKeyword */:
|
|
case 80 /* FinallyKeyword */:
|
|
return true;
|
|
case 69 /* ConstKeyword */:
|
|
var isConstEnum = lookAhead(nextTokenIsEnumKeyword);
|
|
return !isConstEnum;
|
|
case 102 /* InterfaceKeyword */:
|
|
case 68 /* ClassKeyword */:
|
|
case 115 /* ModuleKeyword */:
|
|
case 76 /* EnumKeyword */:
|
|
case 120 /* TypeKeyword */:
|
|
if (isDeclarationStart()) {
|
|
return false;
|
|
}
|
|
case 107 /* PublicKeyword */:
|
|
case 105 /* PrivateKeyword */:
|
|
case 106 /* ProtectedKeyword */:
|
|
case 108 /* StaticKeyword */:
|
|
if (lookAhead(nextTokenIsIdentifierOrKeywordOnSameLine)) {
|
|
return false;
|
|
}
|
|
default:
|
|
return isStartOfExpression();
|
|
}
|
|
}
|
|
function nextTokenIsEnumKeyword() {
|
|
nextToken();
|
|
return token === 76 /* EnumKeyword */;
|
|
}
|
|
function nextTokenIsIdentifierOrKeywordOnSameLine() {
|
|
nextToken();
|
|
return isIdentifierOrKeyword() && !scanner.hasPrecedingLineBreak();
|
|
}
|
|
function parseStatement() {
|
|
switch (token) {
|
|
case 14 /* OpenBraceToken */:
|
|
return parseBlock(169 /* Block */, false, false);
|
|
case 97 /* VarKeyword */:
|
|
case 69 /* ConstKeyword */:
|
|
return parseVariableStatement(scanner.getStartPos(), undefined);
|
|
case 82 /* FunctionKeyword */:
|
|
return parseFunctionDeclaration(scanner.getStartPos(), undefined);
|
|
case 22 /* SemicolonToken */:
|
|
return parseEmptyStatement();
|
|
case 83 /* IfKeyword */:
|
|
return parseIfStatement();
|
|
case 74 /* DoKeyword */:
|
|
return parseDoStatement();
|
|
case 99 /* WhileKeyword */:
|
|
return parseWhileStatement();
|
|
case 81 /* ForKeyword */:
|
|
return parseForOrForInStatement();
|
|
case 70 /* ContinueKeyword */:
|
|
return parseBreakOrContinueStatement(178 /* ContinueStatement */);
|
|
case 65 /* BreakKeyword */:
|
|
return parseBreakOrContinueStatement(179 /* BreakStatement */);
|
|
case 89 /* ReturnKeyword */:
|
|
return parseReturnStatement();
|
|
case 100 /* WithKeyword */:
|
|
return parseWithStatement();
|
|
case 91 /* SwitchKeyword */:
|
|
return parseSwitchStatement();
|
|
case 93 /* ThrowKeyword */:
|
|
return parseThrowStatement();
|
|
case 95 /* TryKeyword */:
|
|
case 67 /* CatchKeyword */:
|
|
case 80 /* FinallyKeyword */:
|
|
return parseTryStatement();
|
|
case 71 /* DebuggerKeyword */:
|
|
return parseDebuggerStatement();
|
|
case 103 /* LetKeyword */:
|
|
if (isLetDeclaration()) {
|
|
return parseVariableStatement(scanner.getStartPos(), undefined);
|
|
}
|
|
default:
|
|
return parseExpressionOrLabeledStatement();
|
|
}
|
|
}
|
|
function parseFunctionBlockOrSemicolon(isGenerator) {
|
|
if (token === 14 /* OpenBraceToken */) {
|
|
return parseFunctionBlock(isGenerator, false);
|
|
}
|
|
parseSemicolon(ts.Diagnostics.or_expected);
|
|
return undefined;
|
|
}
|
|
function parseBindingElement(context) {
|
|
if (context === 11 /* ArrayBindingElements */ && token === 23 /* CommaToken */) {
|
|
return createNode(167 /* OmittedExpression */);
|
|
}
|
|
var node = createNode(146 /* BindingElement */);
|
|
if (context === 10 /* ObjectBindingElements */) {
|
|
var id = parsePropertyName();
|
|
if (id.kind === 64 /* Identifier */ && token !== 51 /* ColonToken */) {
|
|
node.name = id;
|
|
}
|
|
else {
|
|
parseExpected(51 /* ColonToken */);
|
|
node.propertyName = id;
|
|
node.name = parseIdentifierOrPattern();
|
|
}
|
|
}
|
|
else {
|
|
node.name = parseIdentifierOrPattern();
|
|
}
|
|
node.initializer = parseInitializer(false);
|
|
return finishNode(node);
|
|
}
|
|
function parseBindingList(context) {
|
|
return parseDelimitedList(context, function () { return parseBindingElement(context); });
|
|
}
|
|
function parseObjectBindingPattern() {
|
|
var node = createNode(144 /* ObjectBindingPattern */);
|
|
parseExpected(14 /* OpenBraceToken */);
|
|
node.elements = parseBindingList(10 /* ObjectBindingElements */);
|
|
parseExpected(15 /* CloseBraceToken */);
|
|
return finishNode(node);
|
|
}
|
|
function parseArrayBindingPattern() {
|
|
var node = createNode(145 /* ArrayBindingPattern */);
|
|
parseExpected(18 /* OpenBracketToken */);
|
|
node.elements = parseBindingList(11 /* ArrayBindingElements */);
|
|
parseExpected(19 /* CloseBracketToken */);
|
|
return finishNode(node);
|
|
}
|
|
function isIdentifierOrPattern() {
|
|
return token === 14 /* OpenBraceToken */ || token === 18 /* OpenBracketToken */ || isIdentifier();
|
|
}
|
|
function parseIdentifierOrPattern() {
|
|
if (token === 18 /* OpenBracketToken */) {
|
|
return parseArrayBindingPattern();
|
|
}
|
|
if (token === 14 /* OpenBraceToken */) {
|
|
return parseObjectBindingPattern();
|
|
}
|
|
return parseIdentifier();
|
|
}
|
|
function parseVariableDeclaration() {
|
|
var node = createNode(189 /* VariableDeclaration */);
|
|
node.name = parseIdentifierOrPattern();
|
|
node.type = parseTypeAnnotation();
|
|
node.initializer = parseInitializer(false);
|
|
return finishNode(node);
|
|
}
|
|
function setFlag(nodes, flag) {
|
|
for (var i = 0; i < nodes.length; i++) {
|
|
var node = nodes[i];
|
|
node.flags |= flag;
|
|
if (node.name && ts.isBindingPattern(node.name)) {
|
|
setFlag(node.name.elements, flag);
|
|
}
|
|
}
|
|
return nodes;
|
|
}
|
|
function parseVariableDeclarationList() {
|
|
return parseDelimitedList(9 /* VariableDeclarations */, parseVariableDeclaration);
|
|
}
|
|
function parseVariableStatement(fullStart, modifiers) {
|
|
var node = createNode(170 /* VariableStatement */, fullStart);
|
|
setModifiers(node, modifiers);
|
|
if (token === 103 /* LetKeyword */) {
|
|
node.flags |= 2048 /* Let */;
|
|
}
|
|
else if (token === 69 /* ConstKeyword */) {
|
|
node.flags |= 4096 /* Const */;
|
|
}
|
|
else {
|
|
ts.Debug.assert(token === 97 /* VarKeyword */);
|
|
}
|
|
nextToken();
|
|
node.declarations = allowInAnd(parseVariableDeclarationList);
|
|
setFlag(node.declarations, node.flags);
|
|
parseSemicolon();
|
|
return finishNode(node);
|
|
}
|
|
function parseFunctionDeclaration(fullStart, modifiers) {
|
|
var node = createNode(190 /* FunctionDeclaration */, fullStart);
|
|
setModifiers(node, modifiers);
|
|
parseExpected(82 /* FunctionKeyword */);
|
|
node.asteriskToken = parseOptionalToken(35 /* AsteriskToken */);
|
|
node.name = parseIdentifier();
|
|
fillSignature(51 /* ColonToken */, !!node.asteriskToken, false, node);
|
|
node.body = parseFunctionBlockOrSemicolon(!!node.asteriskToken);
|
|
return finishNode(node);
|
|
}
|
|
function parseConstructorDeclaration(pos, modifiers) {
|
|
var node = createNode(129 /* Constructor */, pos);
|
|
setModifiers(node, modifiers);
|
|
parseExpected(112 /* ConstructorKeyword */);
|
|
fillSignature(51 /* ColonToken */, false, false, node);
|
|
node.body = parseFunctionBlockOrSemicolon(false);
|
|
return finishNode(node);
|
|
}
|
|
function parseMethodDeclaration(fullStart, modifiers, asteriskToken, name, questionToken, requireBlock) {
|
|
var method = createNode(128 /* MethodDeclaration */, fullStart);
|
|
setModifiers(method, modifiers);
|
|
method.asteriskToken = asteriskToken;
|
|
method.name = name;
|
|
method.questionToken = questionToken;
|
|
fillSignature(51 /* ColonToken */, !!asteriskToken, false, method);
|
|
method.body = requireBlock ? parseFunctionBlock(!!asteriskToken, false) : parseFunctionBlockOrSemicolon(!!asteriskToken);
|
|
return finishNode(method);
|
|
}
|
|
function parsePropertyOrMethodDeclaration(fullStart, modifiers) {
|
|
var asteriskToken = parseOptionalToken(35 /* AsteriskToken */);
|
|
var name = parsePropertyName();
|
|
var questionToken = parseOptionalToken(50 /* QuestionToken */);
|
|
if (asteriskToken || token === 16 /* OpenParenToken */ || token === 24 /* LessThanToken */) {
|
|
return parseMethodDeclaration(fullStart, modifiers, asteriskToken, name, questionToken, false);
|
|
}
|
|
else {
|
|
var property = createNode(126 /* PropertyDeclaration */, fullStart);
|
|
setModifiers(property, modifiers);
|
|
property.name = name;
|
|
property.questionToken = questionToken;
|
|
property.type = parseTypeAnnotation();
|
|
property.initializer = allowInAnd(parseNonParameterInitializer);
|
|
parseSemicolon();
|
|
return finishNode(property);
|
|
}
|
|
}
|
|
function parseNonParameterInitializer() {
|
|
return parseInitializer(false);
|
|
}
|
|
function parseAccessorDeclaration(kind, fullStart, modifiers) {
|
|
var node = createNode(kind, fullStart);
|
|
setModifiers(node, modifiers);
|
|
node.name = parsePropertyName();
|
|
fillSignature(51 /* ColonToken */, false, false, node);
|
|
node.body = parseFunctionBlockOrSemicolon(false);
|
|
return finishNode(node);
|
|
}
|
|
function isClassMemberStart() {
|
|
var idToken;
|
|
while (ts.isModifier(token)) {
|
|
idToken = token;
|
|
nextToken();
|
|
}
|
|
if (token === 35 /* AsteriskToken */) {
|
|
return true;
|
|
}
|
|
if (isLiteralPropertyName()) {
|
|
idToken = token;
|
|
nextToken();
|
|
}
|
|
if (token === 18 /* OpenBracketToken */) {
|
|
return true;
|
|
}
|
|
if (idToken !== undefined) {
|
|
if (!ts.isKeyword(idToken) || idToken === 118 /* SetKeyword */ || idToken === 114 /* GetKeyword */) {
|
|
return true;
|
|
}
|
|
switch (token) {
|
|
case 16 /* OpenParenToken */:
|
|
case 24 /* LessThanToken */:
|
|
case 51 /* ColonToken */:
|
|
case 52 /* EqualsToken */:
|
|
case 50 /* QuestionToken */:
|
|
return true;
|
|
default:
|
|
return canParseSemicolon();
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
function parseModifiers() {
|
|
var flags = 0;
|
|
var modifiers;
|
|
while (true) {
|
|
var modifierStart = scanner.getStartPos();
|
|
var modifierKind = token;
|
|
if (!parseAnyContextualModifier()) {
|
|
break;
|
|
}
|
|
if (!modifiers) {
|
|
modifiers = [];
|
|
modifiers.pos = modifierStart;
|
|
}
|
|
flags |= modifierToFlag(modifierKind);
|
|
modifiers.push(finishNode(createNode(modifierKind, modifierStart)));
|
|
}
|
|
if (modifiers) {
|
|
modifiers.flags = flags;
|
|
modifiers.end = scanner.getStartPos();
|
|
}
|
|
return modifiers;
|
|
}
|
|
function parseClassElement() {
|
|
var fullStart = getNodePos();
|
|
var modifiers = parseModifiers();
|
|
if (parseContextualModifier(114 /* GetKeyword */)) {
|
|
return parseAccessorDeclaration(130 /* GetAccessor */, fullStart, modifiers);
|
|
}
|
|
if (parseContextualModifier(118 /* SetKeyword */)) {
|
|
return parseAccessorDeclaration(131 /* SetAccessor */, fullStart, modifiers);
|
|
}
|
|
if (token === 112 /* ConstructorKeyword */) {
|
|
return parseConstructorDeclaration(fullStart, modifiers);
|
|
}
|
|
if (isIndexSignature()) {
|
|
return parseIndexSignatureDeclaration(fullStart, modifiers);
|
|
}
|
|
if (isIdentifierOrKeyword() || token === 8 /* StringLiteral */ || token === 7 /* NumericLiteral */ || token === 35 /* AsteriskToken */ || token === 18 /* OpenBracketToken */) {
|
|
return parsePropertyOrMethodDeclaration(fullStart, modifiers);
|
|
}
|
|
ts.Debug.fail("Should not have attempted to parse class member declaration.");
|
|
}
|
|
function parseClassDeclaration(fullStart, modifiers) {
|
|
var node = createNode(191 /* ClassDeclaration */, fullStart);
|
|
setModifiers(node, modifiers);
|
|
parseExpected(68 /* ClassKeyword */);
|
|
node.name = parseIdentifier();
|
|
node.typeParameters = parseTypeParameters();
|
|
node.heritageClauses = parseHeritageClauses(true);
|
|
if (parseExpected(14 /* OpenBraceToken */)) {
|
|
node.members = inGeneratorParameterContext() ? doOutsideOfYieldContext(parseClassMembers) : parseClassMembers();
|
|
parseExpected(15 /* CloseBraceToken */);
|
|
}
|
|
else {
|
|
node.members = createMissingList();
|
|
}
|
|
return finishNode(node);
|
|
}
|
|
function parseHeritageClauses(isClassHeritageClause) {
|
|
if (isHeritageClause()) {
|
|
return isClassHeritageClause && inGeneratorParameterContext() ? doOutsideOfYieldContext(parseHeritageClausesWorker) : parseHeritageClausesWorker();
|
|
}
|
|
return undefined;
|
|
}
|
|
function parseHeritageClausesWorker() {
|
|
return parseList(19 /* HeritageClauses */, false, parseHeritageClause);
|
|
}
|
|
function parseHeritageClause() {
|
|
if (token === 78 /* ExtendsKeyword */ || token === 101 /* ImplementsKeyword */) {
|
|
var node = createNode(202 /* HeritageClause */);
|
|
node.token = token;
|
|
nextToken();
|
|
node.types = parseDelimitedList(8 /* TypeReferences */, parseTypeReference);
|
|
return finishNode(node);
|
|
}
|
|
return undefined;
|
|
}
|
|
function isHeritageClause() {
|
|
return token === 78 /* ExtendsKeyword */ || token === 101 /* ImplementsKeyword */;
|
|
}
|
|
function parseClassMembers() {
|
|
return parseList(6 /* ClassMembers */, false, parseClassElement);
|
|
}
|
|
function parseInterfaceDeclaration(fullStart, modifiers) {
|
|
var node = createNode(192 /* InterfaceDeclaration */, fullStart);
|
|
setModifiers(node, modifiers);
|
|
parseExpected(102 /* InterfaceKeyword */);
|
|
node.name = parseIdentifier();
|
|
node.typeParameters = parseTypeParameters();
|
|
node.heritageClauses = parseHeritageClauses(false);
|
|
node.members = parseObjectTypeMembers();
|
|
return finishNode(node);
|
|
}
|
|
function parseTypeAliasDeclaration(fullStart, modifiers) {
|
|
var node = createNode(193 /* TypeAliasDeclaration */, fullStart);
|
|
setModifiers(node, modifiers);
|
|
parseExpected(120 /* TypeKeyword */);
|
|
node.name = parseIdentifier();
|
|
parseExpected(52 /* EqualsToken */);
|
|
node.type = parseType();
|
|
parseSemicolon();
|
|
return finishNode(node);
|
|
}
|
|
function parseEnumMember() {
|
|
var node = createNode(206 /* EnumMember */, scanner.getStartPos());
|
|
node.name = parsePropertyName();
|
|
node.initializer = allowInAnd(parseNonParameterInitializer);
|
|
return finishNode(node);
|
|
}
|
|
function parseEnumDeclaration(fullStart, modifiers) {
|
|
var node = createNode(194 /* EnumDeclaration */, fullStart);
|
|
setModifiers(node, modifiers);
|
|
parseExpected(76 /* EnumKeyword */);
|
|
node.name = parseIdentifier();
|
|
if (parseExpected(14 /* OpenBraceToken */)) {
|
|
node.members = parseDelimitedList(7 /* EnumMembers */, parseEnumMember);
|
|
parseExpected(15 /* CloseBraceToken */);
|
|
}
|
|
else {
|
|
node.members = createMissingList();
|
|
}
|
|
return finishNode(node);
|
|
}
|
|
function parseModuleBlock() {
|
|
var node = createNode(196 /* ModuleBlock */, scanner.getStartPos());
|
|
if (parseExpected(14 /* OpenBraceToken */)) {
|
|
node.statements = parseList(1 /* ModuleElements */, false, parseModuleElement);
|
|
parseExpected(15 /* CloseBraceToken */);
|
|
}
|
|
else {
|
|
node.statements = createMissingList();
|
|
}
|
|
return finishNode(node);
|
|
}
|
|
function parseInternalModuleTail(fullStart, modifiers, flags) {
|
|
var node = createNode(195 /* ModuleDeclaration */, fullStart);
|
|
setModifiers(node, modifiers);
|
|
node.flags |= flags;
|
|
node.name = parseIdentifier();
|
|
node.body = parseOptional(20 /* DotToken */) ? parseInternalModuleTail(getNodePos(), undefined, 1 /* Export */) : parseModuleBlock();
|
|
return finishNode(node);
|
|
}
|
|
function parseAmbientExternalModuleDeclaration(fullStart, modifiers) {
|
|
var node = createNode(195 /* ModuleDeclaration */, fullStart);
|
|
setModifiers(node, modifiers);
|
|
node.name = parseLiteralNode(true);
|
|
node.body = parseModuleBlock();
|
|
return finishNode(node);
|
|
}
|
|
function parseModuleDeclaration(fullStart, modifiers) {
|
|
parseExpected(115 /* ModuleKeyword */);
|
|
return token === 8 /* StringLiteral */ ? parseAmbientExternalModuleDeclaration(fullStart, modifiers) : parseInternalModuleTail(fullStart, modifiers, modifiers ? modifiers.flags : 0);
|
|
}
|
|
function isExternalModuleReference() {
|
|
return token === 116 /* RequireKeyword */ && lookAhead(nextTokenIsOpenParen);
|
|
}
|
|
function nextTokenIsOpenParen() {
|
|
return nextToken() === 16 /* OpenParenToken */;
|
|
}
|
|
function parseImportDeclaration(fullStart, modifiers) {
|
|
var node = createNode(197 /* ImportDeclaration */, fullStart);
|
|
setModifiers(node, modifiers);
|
|
parseExpected(84 /* ImportKeyword */);
|
|
node.name = parseIdentifier();
|
|
parseExpected(52 /* EqualsToken */);
|
|
node.moduleReference = parseModuleReference();
|
|
parseSemicolon();
|
|
return finishNode(node);
|
|
}
|
|
function parseModuleReference() {
|
|
return isExternalModuleReference() ? parseExternalModuleReference() : parseEntityName(false);
|
|
}
|
|
function parseExternalModuleReference() {
|
|
var node = createNode(199 /* ExternalModuleReference */);
|
|
parseExpected(116 /* RequireKeyword */);
|
|
parseExpected(16 /* OpenParenToken */);
|
|
node.expression = parseExpression();
|
|
if (node.expression.kind === 8 /* StringLiteral */) {
|
|
internIdentifier(node.expression.text);
|
|
}
|
|
parseExpected(17 /* CloseParenToken */);
|
|
return finishNode(node);
|
|
}
|
|
function parseExportAssignmentTail(fullStart, modifiers) {
|
|
var node = createNode(198 /* ExportAssignment */, fullStart);
|
|
setModifiers(node, modifiers);
|
|
node.exportName = parseIdentifier();
|
|
parseSemicolon();
|
|
return finishNode(node);
|
|
}
|
|
function isLetDeclaration() {
|
|
return inStrictModeContext() || lookAhead(nextTokenIsIdentifierOnSameLine);
|
|
}
|
|
function isDeclarationStart() {
|
|
switch (token) {
|
|
case 97 /* VarKeyword */:
|
|
case 69 /* ConstKeyword */:
|
|
case 82 /* FunctionKeyword */:
|
|
return true;
|
|
case 103 /* LetKeyword */:
|
|
return isLetDeclaration();
|
|
case 68 /* ClassKeyword */:
|
|
case 102 /* InterfaceKeyword */:
|
|
case 76 /* EnumKeyword */:
|
|
case 84 /* ImportKeyword */:
|
|
case 120 /* TypeKeyword */:
|
|
return lookAhead(nextTokenIsIdentifierOrKeyword);
|
|
case 115 /* ModuleKeyword */:
|
|
return lookAhead(nextTokenIsIdentifierOrKeywordOrStringLiteral);
|
|
case 77 /* ExportKeyword */:
|
|
return lookAhead(nextTokenIsEqualsTokenOrDeclarationStart);
|
|
case 113 /* DeclareKeyword */:
|
|
case 107 /* PublicKeyword */:
|
|
case 105 /* PrivateKeyword */:
|
|
case 106 /* ProtectedKeyword */:
|
|
case 108 /* StaticKeyword */:
|
|
return lookAhead(nextTokenIsDeclarationStart);
|
|
}
|
|
}
|
|
function isIdentifierOrKeyword() {
|
|
return token >= 64 /* Identifier */;
|
|
}
|
|
function nextTokenIsIdentifierOrKeyword() {
|
|
nextToken();
|
|
return isIdentifierOrKeyword();
|
|
}
|
|
function nextTokenIsIdentifierOrKeywordOrStringLiteral() {
|
|
nextToken();
|
|
return isIdentifierOrKeyword() || token === 8 /* StringLiteral */;
|
|
}
|
|
function nextTokenIsEqualsTokenOrDeclarationStart() {
|
|
nextToken();
|
|
return token === 52 /* EqualsToken */ || isDeclarationStart();
|
|
}
|
|
function nextTokenIsDeclarationStart() {
|
|
nextToken();
|
|
return isDeclarationStart();
|
|
}
|
|
function parseDeclaration() {
|
|
var fullStart = getNodePos();
|
|
var modifiers = parseModifiers();
|
|
if (token === 77 /* ExportKeyword */) {
|
|
nextToken();
|
|
if (parseOptional(52 /* EqualsToken */)) {
|
|
return parseExportAssignmentTail(fullStart, modifiers);
|
|
}
|
|
}
|
|
switch (token) {
|
|
case 97 /* VarKeyword */:
|
|
case 103 /* LetKeyword */:
|
|
case 69 /* ConstKeyword */:
|
|
return parseVariableStatement(fullStart, modifiers);
|
|
case 82 /* FunctionKeyword */:
|
|
return parseFunctionDeclaration(fullStart, modifiers);
|
|
case 68 /* ClassKeyword */:
|
|
return parseClassDeclaration(fullStart, modifiers);
|
|
case 102 /* InterfaceKeyword */:
|
|
return parseInterfaceDeclaration(fullStart, modifiers);
|
|
case 120 /* TypeKeyword */:
|
|
return parseTypeAliasDeclaration(fullStart, modifiers);
|
|
case 76 /* EnumKeyword */:
|
|
return parseEnumDeclaration(fullStart, modifiers);
|
|
case 115 /* ModuleKeyword */:
|
|
return parseModuleDeclaration(fullStart, modifiers);
|
|
case 84 /* ImportKeyword */:
|
|
return parseImportDeclaration(fullStart, modifiers);
|
|
default:
|
|
ts.Debug.fail("Mismatch between isDeclarationStart and parseDeclaration");
|
|
}
|
|
}
|
|
function isSourceElement(inErrorRecovery) {
|
|
return isDeclarationStart() || isStatement(inErrorRecovery);
|
|
}
|
|
function parseSourceElement() {
|
|
return parseSourceElementOrModuleElement();
|
|
}
|
|
function parseModuleElement() {
|
|
return parseSourceElementOrModuleElement();
|
|
}
|
|
function parseSourceElementOrModuleElement() {
|
|
return isDeclarationStart() ? parseDeclaration() : parseStatement();
|
|
}
|
|
function processReferenceComments() {
|
|
var triviaScanner = ts.createScanner(languageVersion, false, sourceText);
|
|
var referencedFiles = [];
|
|
var amdDependencies = [];
|
|
var amdModuleName;
|
|
while (true) {
|
|
var kind = triviaScanner.scan();
|
|
if (kind === 5 /* WhitespaceTrivia */ || kind === 4 /* NewLineTrivia */ || kind === 3 /* MultiLineCommentTrivia */) {
|
|
continue;
|
|
}
|
|
if (kind !== 2 /* SingleLineCommentTrivia */) {
|
|
break;
|
|
}
|
|
var range = { pos: triviaScanner.getTokenPos(), end: triviaScanner.getTextPos() };
|
|
var comment = sourceText.substring(range.pos, range.end);
|
|
var referencePathMatchResult = ts.getFileReferenceFromReferencePath(comment, range);
|
|
if (referencePathMatchResult) {
|
|
var fileReference = referencePathMatchResult.fileReference;
|
|
sourceFile.hasNoDefaultLib = referencePathMatchResult.isNoDefaultLib;
|
|
var diagnosticMessage = referencePathMatchResult.diagnosticMessage;
|
|
if (fileReference) {
|
|
referencedFiles.push(fileReference);
|
|
}
|
|
if (diagnosticMessage) {
|
|
sourceFile.referenceDiagnostics.push(ts.createFileDiagnostic(sourceFile, range.pos, range.end - range.pos, diagnosticMessage));
|
|
}
|
|
}
|
|
else {
|
|
var amdModuleNameRegEx = /^\/\/\/\s*<amd-module\s+name\s*=\s*('|")(.+?)\1/gim;
|
|
var amdModuleNameMatchResult = amdModuleNameRegEx.exec(comment);
|
|
if (amdModuleNameMatchResult) {
|
|
if (amdModuleName) {
|
|
sourceFile.referenceDiagnostics.push(ts.createFileDiagnostic(sourceFile, range.pos, range.end - range.pos, ts.Diagnostics.An_AMD_module_cannot_have_multiple_name_assignments));
|
|
}
|
|
amdModuleName = amdModuleNameMatchResult[2];
|
|
}
|
|
var amdDependencyRegEx = /^\/\/\/\s*<amd-dependency\s+path\s*=\s*('|")(.+?)\1/gim;
|
|
var amdDependencyMatchResult = amdDependencyRegEx.exec(comment);
|
|
if (amdDependencyMatchResult) {
|
|
amdDependencies.push(amdDependencyMatchResult[2]);
|
|
}
|
|
}
|
|
}
|
|
sourceFile.referencedFiles = referencedFiles;
|
|
sourceFile.amdDependencies = amdDependencies;
|
|
sourceFile.amdModuleName = amdModuleName;
|
|
}
|
|
function getExternalModuleIndicator() {
|
|
return ts.forEach(sourceFile.statements, function (node) { return node.flags & 1 /* Export */ || node.kind === 197 /* ImportDeclaration */ && node.moduleReference.kind === 199 /* ExternalModuleReference */ || node.kind === 198 /* ExportAssignment */ ? node : undefined; });
|
|
}
|
|
var syntacticDiagnostics;
|
|
function getSyntacticDiagnostics() {
|
|
if (syntacticDiagnostics === undefined) {
|
|
if (sourceFile.parseDiagnostics.length > 0) {
|
|
syntacticDiagnostics = sourceFile.referenceDiagnostics.concat(sourceFile.parseDiagnostics);
|
|
}
|
|
else {
|
|
checkGrammar(sourceText, languageVersion, sourceFile);
|
|
syntacticDiagnostics = sourceFile.referenceDiagnostics.concat(sourceFile.grammarDiagnostics);
|
|
}
|
|
}
|
|
ts.Debug.assert(syntacticDiagnostics !== undefined);
|
|
return syntacticDiagnostics;
|
|
}
|
|
}
|
|
ts.createSourceFile = createSourceFile;
|
|
function isLeftHandSideExpression(expr) {
|
|
if (expr) {
|
|
switch (expr.kind) {
|
|
case 149 /* PropertyAccessExpression */:
|
|
case 150 /* ElementAccessExpression */:
|
|
case 152 /* NewExpression */:
|
|
case 151 /* CallExpression */:
|
|
case 153 /* TaggedTemplateExpression */:
|
|
case 147 /* ArrayLiteralExpression */:
|
|
case 155 /* ParenthesizedExpression */:
|
|
case 148 /* ObjectLiteralExpression */:
|
|
case 156 /* FunctionExpression */:
|
|
case 64 /* Identifier */:
|
|
case 9 /* RegularExpressionLiteral */:
|
|
case 7 /* NumericLiteral */:
|
|
case 8 /* StringLiteral */:
|
|
case 10 /* NoSubstitutionTemplateLiteral */:
|
|
case 165 /* TemplateExpression */:
|
|
case 79 /* FalseKeyword */:
|
|
case 88 /* NullKeyword */:
|
|
case 92 /* ThisKeyword */:
|
|
case 94 /* TrueKeyword */:
|
|
case 90 /* SuperKeyword */:
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
function isAssignmentOperator(token) {
|
|
return token >= 52 /* FirstAssignment */ && token <= 63 /* LastAssignment */;
|
|
}
|
|
function checkGrammar(sourceText, languageVersion, file) {
|
|
var grammarDiagnostics = file.grammarDiagnostics;
|
|
var scanner = ts.createScanner(languageVersion, true, sourceText);
|
|
var inAmbientContext = ts.fileExtensionIs(file.filename, ".d.ts");
|
|
var inFunctionBlock = false;
|
|
var parent;
|
|
visitNode(file);
|
|
function visitNode(node) {
|
|
var savedParent = parent;
|
|
node.parent = parent;
|
|
parent = node;
|
|
if (!checkModifiers(node)) {
|
|
var savedInFunctionBlock = inFunctionBlock;
|
|
if (ts.isFunctionBlock(node)) {
|
|
inFunctionBlock = true;
|
|
}
|
|
var savedInAmbientContext = inAmbientContext;
|
|
if (node.flags & 2 /* Ambient */) {
|
|
inAmbientContext = true;
|
|
}
|
|
checkNodeAndChildren(node);
|
|
inAmbientContext = savedInAmbientContext;
|
|
inFunctionBlock = savedInFunctionBlock;
|
|
}
|
|
parent = savedParent;
|
|
}
|
|
function checkNodeAndChildren(node) {
|
|
var nodeKind = node.kind;
|
|
if (inAmbientContext && checkForStatementInAmbientContext(node, nodeKind)) {
|
|
return;
|
|
}
|
|
if (checkNode(node, nodeKind)) {
|
|
return;
|
|
}
|
|
forEachChild(node, visitNode);
|
|
}
|
|
function checkNode(node, nodeKind) {
|
|
switch (nodeKind) {
|
|
case 157 /* ArrowFunction */:
|
|
case 132 /* CallSignature */:
|
|
case 137 /* ConstructorType */:
|
|
case 133 /* ConstructSignature */:
|
|
case 136 /* FunctionType */:
|
|
return checkAnySignatureDeclaration(node);
|
|
case 179 /* BreakStatement */:
|
|
case 178 /* ContinueStatement */:
|
|
return checkBreakOrContinueStatement(node);
|
|
case 151 /* CallExpression */:
|
|
case 152 /* NewExpression */:
|
|
return checkCallOrNewExpression(node);
|
|
case 194 /* EnumDeclaration */: return checkEnumDeclaration(node);
|
|
case 163 /* BinaryExpression */: return checkBinaryExpression(node);
|
|
case 146 /* BindingElement */: return checkBindingElement(node);
|
|
case 203 /* CatchClause */: return checkCatchClause(node);
|
|
case 191 /* ClassDeclaration */: return checkClassDeclaration(node);
|
|
case 122 /* ComputedPropertyName */: return checkComputedPropertyName(node);
|
|
case 129 /* Constructor */: return checkConstructor(node);
|
|
case 158 /* DeleteExpression */: return checkDeleteExpression(node);
|
|
case 150 /* ElementAccessExpression */: return checkElementAccessExpression(node);
|
|
case 198 /* ExportAssignment */: return checkExportAssignment(node);
|
|
case 199 /* ExternalModuleReference */: return checkExternalModuleReference(node);
|
|
case 177 /* ForInStatement */: return checkForInStatement(node);
|
|
case 176 /* ForStatement */: return checkForStatement(node);
|
|
case 190 /* FunctionDeclaration */: return checkFunctionDeclaration(node);
|
|
case 156 /* FunctionExpression */: return checkFunctionExpression(node);
|
|
case 130 /* GetAccessor */: return checkGetAccessor(node);
|
|
case 202 /* HeritageClause */: return checkHeritageClause(node);
|
|
case 134 /* IndexSignature */: return checkIndexSignature(node);
|
|
case 192 /* InterfaceDeclaration */: return checkInterfaceDeclaration(node);
|
|
case 183 /* LabeledStatement */: return checkLabeledStatement(node);
|
|
case 204 /* PropertyAssignment */: return checkPropertyAssignment(node);
|
|
case 128 /* MethodDeclaration */:
|
|
case 127 /* MethodSignature */:
|
|
return checkMethod(node);
|
|
case 195 /* ModuleDeclaration */: return checkModuleDeclaration(node);
|
|
case 148 /* ObjectLiteralExpression */: return checkObjectLiteralExpression(node);
|
|
case 7 /* NumericLiteral */: return checkNumericLiteral(node);
|
|
case 124 /* Parameter */: return checkParameter(node);
|
|
case 162 /* PostfixUnaryExpression */: return checkPostfixUnaryExpression(node);
|
|
case 161 /* PrefixUnaryExpression */: return checkPrefixUnaryExpression(node);
|
|
case 126 /* PropertyDeclaration */:
|
|
case 125 /* PropertySignature */:
|
|
return checkProperty(node);
|
|
case 180 /* ReturnStatement */: return checkReturnStatement(node);
|
|
case 131 /* SetAccessor */: return checkSetAccessor(node);
|
|
case 207 /* SourceFile */: return checkSourceFile(node);
|
|
case 205 /* ShorthandPropertyAssignment */: return checkShorthandPropertyAssignment(node);
|
|
case 182 /* SwitchStatement */: return checkSwitchStatement(node);
|
|
case 153 /* TaggedTemplateExpression */: return checkTaggedTemplateExpression(node);
|
|
case 184 /* ThrowStatement */: return checkThrowStatement(node);
|
|
case 141 /* TupleType */: return checkTupleType(node);
|
|
case 123 /* TypeParameter */: return checkTypeParameter(node);
|
|
case 135 /* TypeReference */: return checkTypeReference(node);
|
|
case 189 /* VariableDeclaration */: return checkVariableDeclaration(node);
|
|
case 170 /* VariableStatement */: return checkVariableStatement(node);
|
|
case 181 /* WithStatement */: return checkWithStatement(node);
|
|
case 166 /* YieldExpression */: return checkYieldExpression(node);
|
|
}
|
|
}
|
|
function scanToken(pos) {
|
|
var start = ts.skipTrivia(sourceText, pos);
|
|
scanner.setTextPos(start);
|
|
scanner.scan();
|
|
return start;
|
|
}
|
|
function grammarErrorOnFirstToken(node, message, arg0, arg1, arg2) {
|
|
var start = scanToken(node.pos);
|
|
grammarDiagnostics.push(ts.createFileDiagnostic(file, start, scanner.getTextPos() - start, message, arg0, arg1, arg2));
|
|
return true;
|
|
}
|
|
function grammarErrorAfterFirstToken(node, message, arg0, arg1, arg2) {
|
|
scanToken(node.pos);
|
|
grammarDiagnostics.push(ts.createFileDiagnostic(file, scanner.getTextPos(), 0, message, arg0, arg1, arg2));
|
|
return true;
|
|
}
|
|
function grammarErrorOnNode(node, message, arg0, arg1, arg2) {
|
|
var span = ts.getErrorSpanForNode(node);
|
|
var start = span.end > span.pos ? ts.skipTrivia(file.text, span.pos) : span.pos;
|
|
var length = span.end - start;
|
|
grammarDiagnostics.push(ts.createFileDiagnostic(file, start, length, message, arg0, arg1, arg2));
|
|
return true;
|
|
}
|
|
function grammarErrorAtPos(start, length, message, arg0, arg1, arg2) {
|
|
grammarDiagnostics.push(ts.createFileDiagnostic(file, start, length, message, arg0, arg1, arg2));
|
|
return true;
|
|
}
|
|
function reportInvalidUseInStrictMode(node) {
|
|
var name = sourceText.substring(ts.skipTrivia(sourceText, node.pos), node.end);
|
|
return grammarErrorOnNode(node, ts.Diagnostics.Invalid_use_of_0_in_strict_mode, name);
|
|
}
|
|
function checkForStatementInAmbientContext(node, kind) {
|
|
switch (kind) {
|
|
case 169 /* Block */:
|
|
case 171 /* EmptyStatement */:
|
|
case 173 /* IfStatement */:
|
|
case 174 /* DoStatement */:
|
|
case 175 /* WhileStatement */:
|
|
case 176 /* ForStatement */:
|
|
case 177 /* ForInStatement */:
|
|
case 178 /* ContinueStatement */:
|
|
case 179 /* BreakStatement */:
|
|
case 180 /* ReturnStatement */:
|
|
case 181 /* WithStatement */:
|
|
case 182 /* SwitchStatement */:
|
|
case 184 /* ThrowStatement */:
|
|
case 185 /* TryStatement */:
|
|
case 188 /* DebuggerStatement */:
|
|
case 183 /* LabeledStatement */:
|
|
case 172 /* ExpressionStatement */:
|
|
return grammarErrorOnFirstToken(node, ts.Diagnostics.Statements_are_not_allowed_in_ambient_contexts);
|
|
}
|
|
}
|
|
function checkAnySignatureDeclaration(node) {
|
|
return checkTypeParameterList(node.typeParameters) || checkParameterList(node.parameters);
|
|
}
|
|
function checkBinaryExpression(node) {
|
|
if (node.parserContextFlags & 1 /* StrictMode */) {
|
|
if (isLeftHandSideExpression(node.left) && isAssignmentOperator(node.operator)) {
|
|
if (isEvalOrArgumentsIdentifier(node.left)) {
|
|
return reportInvalidUseInStrictMode(node.left);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
function isIterationStatement(node, lookInLabeledStatements) {
|
|
switch (node.kind) {
|
|
case 176 /* ForStatement */:
|
|
case 177 /* ForInStatement */:
|
|
case 174 /* DoStatement */:
|
|
case 175 /* WhileStatement */:
|
|
return true;
|
|
case 183 /* LabeledStatement */:
|
|
return lookInLabeledStatements && isIterationStatement(node.statement, lookInLabeledStatements);
|
|
}
|
|
return false;
|
|
}
|
|
function checkLabeledStatement(node) {
|
|
var current = node.parent;
|
|
while (current) {
|
|
if (ts.isAnyFunction(current)) {
|
|
break;
|
|
}
|
|
if (current.kind === 183 /* LabeledStatement */ && current.label.text === node.label.text) {
|
|
return grammarErrorOnNode(node.label, ts.Diagnostics.Duplicate_label_0, ts.getTextOfNodeFromSourceText(sourceText, node.label));
|
|
}
|
|
current = current.parent;
|
|
}
|
|
}
|
|
function checkBreakOrContinueStatement(node) {
|
|
var current = node;
|
|
while (current) {
|
|
if (ts.isAnyFunction(current)) {
|
|
return grammarErrorOnNode(node, ts.Diagnostics.Jump_target_cannot_cross_function_boundary);
|
|
}
|
|
switch (current.kind) {
|
|
case 183 /* LabeledStatement */:
|
|
if (node.label && current.label.text === node.label.text) {
|
|
var isMisplacedContinueLabel = node.kind === 178 /* ContinueStatement */ && !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 182 /* SwitchStatement */:
|
|
if (node.kind === 179 /* BreakStatement */ && !node.label) {
|
|
return false;
|
|
}
|
|
break;
|
|
default:
|
|
if (isIterationStatement(current, false) && !node.label) {
|
|
return false;
|
|
}
|
|
break;
|
|
}
|
|
current = current.parent;
|
|
}
|
|
if (node.label) {
|
|
var message = node.kind === 179 /* BreakStatement */ ? 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 === 179 /* BreakStatement */ ? 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 checkCallOrNewExpression(node) {
|
|
return checkTypeArguments(node.typeArguments) || checkArguments(node.arguments);
|
|
}
|
|
function checkArguments(arguments) {
|
|
return checkForDisallowedTrailingComma(arguments) || checkForOmittedArgument(arguments);
|
|
}
|
|
function checkTypeArguments(typeArguments) {
|
|
return checkForDisallowedTrailingComma(typeArguments) || checkForAtLeastOneTypeArgument(typeArguments);
|
|
}
|
|
function checkForOmittedArgument(arguments) {
|
|
if (arguments) {
|
|
for (var i = 0, n = arguments.length; i < n; i++) {
|
|
var arg = arguments[i];
|
|
if (arg.kind === 167 /* OmittedExpression */) {
|
|
return grammarErrorAtPos(arg.pos, 0, ts.Diagnostics.Argument_expression_expected);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
function checkForAtLeastOneTypeArgument(typeArguments) {
|
|
if (typeArguments && typeArguments.length === 0) {
|
|
var start = typeArguments.pos - "<".length;
|
|
var end = ts.skipTrivia(sourceText, typeArguments.end) + ">".length;
|
|
return grammarErrorAtPos(start, end - start, ts.Diagnostics.Type_argument_list_cannot_be_empty);
|
|
}
|
|
}
|
|
function checkForDisallowedTrailingComma(list) {
|
|
if (list && list.hasTrailingComma) {
|
|
var start = list.end - ",".length;
|
|
var end = list.end;
|
|
return grammarErrorAtPos(start, end - start, ts.Diagnostics.Trailing_comma_not_allowed);
|
|
}
|
|
}
|
|
function checkCatchClause(node) {
|
|
if (node.type) {
|
|
var colonStart = ts.skipTrivia(sourceText, node.name.end);
|
|
return grammarErrorAtPos(colonStart, ":".length, ts.Diagnostics.Catch_clause_parameter_cannot_have_a_type_annotation);
|
|
}
|
|
if (node.parserContextFlags & 1 /* StrictMode */ && isEvalOrArgumentsIdentifier(node.name)) {
|
|
return reportInvalidUseInStrictMode(node.name);
|
|
}
|
|
}
|
|
function checkClassDeclaration(node) {
|
|
return checkClassDeclarationHeritageClauses(node);
|
|
}
|
|
function checkClassDeclarationHeritageClauses(node) {
|
|
var seenExtendsClause = false;
|
|
var seenImplementsClause = false;
|
|
if (node.heritageClauses) {
|
|
for (var i = 0, n = node.heritageClauses.length; i < n; i++) {
|
|
ts.Debug.assert(i <= 2);
|
|
var heritageClause = node.heritageClauses[i];
|
|
if (heritageClause.token === 78 /* ExtendsKeyword */) {
|
|
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 === 101 /* ImplementsKeyword */);
|
|
if (seenImplementsClause) {
|
|
return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.implements_clause_already_seen);
|
|
}
|
|
seenImplementsClause = true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
function checkForAtLeastOneHeritageClause(types, listType) {
|
|
if (types && types.length === 0) {
|
|
return grammarErrorAtPos(types.pos, 0, ts.Diagnostics._0_list_cannot_be_empty, listType);
|
|
}
|
|
}
|
|
function checkConstructor(node) {
|
|
return checkAnySignatureDeclaration(node) || checkConstructorTypeParameters(node) || checkConstructorTypeAnnotation(node) || checkForBodyInAmbientContext(node.body, true);
|
|
}
|
|
function checkConstructorTypeParameters(node) {
|
|
if (node.typeParameters) {
|
|
return grammarErrorAtPos(node.typeParameters.pos, node.typeParameters.end - node.typeParameters.pos, ts.Diagnostics.Type_parameters_cannot_appear_on_a_constructor_declaration);
|
|
}
|
|
}
|
|
function checkConstructorTypeAnnotation(node) {
|
|
if (node.type) {
|
|
return grammarErrorOnNode(node.type, ts.Diagnostics.Type_annotation_cannot_appear_on_a_constructor_declaration);
|
|
}
|
|
}
|
|
function checkDeleteExpression(node) {
|
|
if (node.parserContextFlags & 1 /* StrictMode */ && node.expression.kind === 64 /* Identifier */) {
|
|
return grammarErrorOnNode(node.expression, ts.Diagnostics.delete_cannot_be_called_on_an_identifier_in_strict_mode);
|
|
}
|
|
}
|
|
function checkEnumDeclaration(enumDecl) {
|
|
var enumIsConst = (enumDecl.flags & 4096 /* Const */) !== 0;
|
|
var hasError = false;
|
|
if (!enumIsConst) {
|
|
var inConstantEnumMemberSection = true;
|
|
for (var i = 0, n = enumDecl.members.length; i < n; i++) {
|
|
var node = enumDecl.members[i];
|
|
if (node.name.kind === 122 /* ComputedPropertyName */) {
|
|
hasError = grammarErrorOnNode(node.name, ts.Diagnostics.Computed_property_names_are_not_allowed_in_enums);
|
|
}
|
|
else if (inAmbientContext) {
|
|
if (node.initializer && !isIntegerLiteral(node.initializer)) {
|
|
hasError = grammarErrorOnNode(node.name, ts.Diagnostics.Ambient_enum_elements_can_only_have_integer_literal_initializers) || hasError;
|
|
}
|
|
}
|
|
else if (node.initializer) {
|
|
inConstantEnumMemberSection = isIntegerLiteral(node.initializer);
|
|
}
|
|
else if (!inConstantEnumMemberSection) {
|
|
hasError = grammarErrorOnNode(node.name, ts.Diagnostics.Enum_member_must_have_initializer) || hasError;
|
|
}
|
|
}
|
|
}
|
|
return hasError;
|
|
}
|
|
function isIntegerLiteral(expression) {
|
|
function isInteger(literalExpression) {
|
|
return /^[0-9]+([eE]\+?[0-9]+)?$/.test(literalExpression.text);
|
|
}
|
|
if (expression.kind === 161 /* PrefixUnaryExpression */) {
|
|
var unaryExpression = expression;
|
|
if (unaryExpression.operator === 33 /* PlusToken */ || unaryExpression.operator === 34 /* MinusToken */) {
|
|
expression = unaryExpression.operand;
|
|
}
|
|
}
|
|
if (expression.kind === 7 /* NumericLiteral */) {
|
|
return isInteger(expression);
|
|
}
|
|
return false;
|
|
}
|
|
function checkExportAssignment(node) {
|
|
if (node.flags & 243 /* Modifier */) {
|
|
return grammarErrorOnFirstToken(node, ts.Diagnostics.An_export_assignment_cannot_have_modifiers);
|
|
}
|
|
}
|
|
function checkExternalModuleReference(node) {
|
|
if (node.expression.kind !== 8 /* StringLiteral */) {
|
|
return grammarErrorOnNode(node.expression, ts.Diagnostics.String_literal_expected);
|
|
}
|
|
}
|
|
function checkForInStatement(node) {
|
|
return checkVariableDeclarations(node.declarations) || checkForMoreThanOneDeclaration(node.declarations);
|
|
}
|
|
function checkForStatement(node) {
|
|
return checkVariableDeclarations(node.declarations);
|
|
}
|
|
function checkForMoreThanOneDeclaration(declarations) {
|
|
if (declarations && declarations.length > 1) {
|
|
return grammarErrorOnFirstToken(declarations[1], ts.Diagnostics.Only_a_single_variable_declaration_is_allowed_in_a_for_in_statement);
|
|
}
|
|
}
|
|
function checkFunctionDeclaration(node) {
|
|
return checkAnySignatureDeclaration(node) || checkFunctionName(node.name) || checkForBodyInAmbientContext(node.body, false) || checkForGenerator(node);
|
|
}
|
|
function checkForGenerator(node) {
|
|
if (node.asteriskToken) {
|
|
return grammarErrorOnNode(node.asteriskToken, ts.Diagnostics.Generators_are_not_currently_supported);
|
|
}
|
|
}
|
|
function checkFunctionExpression(node) {
|
|
return checkAnySignatureDeclaration(node) || checkFunctionName(node.name) || checkForGenerator(node);
|
|
}
|
|
function checkFunctionName(name) {
|
|
if (name && name.parserContextFlags & 1 /* StrictMode */ && isEvalOrArgumentsIdentifier(name)) {
|
|
return reportInvalidUseInStrictMode(name);
|
|
}
|
|
}
|
|
function checkGetAccessor(node) {
|
|
return checkAnySignatureDeclaration(node) || checkAccessor(node);
|
|
}
|
|
function checkElementAccessExpression(node) {
|
|
if (!node.argumentExpression) {
|
|
if (node.parent.kind === 152 /* NewExpression */ && node.parent.expression === node) {
|
|
var start = ts.skipTrivia(sourceText, node.expression.end);
|
|
var end = node.end;
|
|
return grammarErrorAtPos(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;
|
|
return grammarErrorAtPos(start, end - start, ts.Diagnostics.Expression_expected);
|
|
}
|
|
}
|
|
}
|
|
function checkHeritageClause(node) {
|
|
return checkForDisallowedTrailingComma(node.types) || checkForAtLeastOneHeritageClause(node.types, ts.tokenToString(node.token));
|
|
}
|
|
function checkIndexSignature(node) {
|
|
return checkIndexSignatureParameters(node) || checkForIndexSignatureModifiers(node);
|
|
}
|
|
function checkForIndexSignatureModifiers(node) {
|
|
if (node.flags & 243 /* Modifier */) {
|
|
return grammarErrorOnFirstToken(node, ts.Diagnostics.Modifiers_not_permitted_on_index_signature_members);
|
|
}
|
|
}
|
|
function checkIndexSignatureParameters(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);
|
|
}
|
|
}
|
|
else if (parameter.dotDotDotToken) {
|
|
return grammarErrorOnNode(parameter.dotDotDotToken, ts.Diagnostics.An_index_signature_cannot_have_a_rest_parameter);
|
|
}
|
|
else if (parameter.flags & 243 /* Modifier */) {
|
|
return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_cannot_have_an_accessibility_modifier);
|
|
}
|
|
else if (parameter.questionToken) {
|
|
return grammarErrorOnNode(parameter.questionToken, ts.Diagnostics.An_index_signature_parameter_cannot_have_a_question_mark);
|
|
}
|
|
else if (parameter.initializer) {
|
|
return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_cannot_have_an_initializer);
|
|
}
|
|
else if (!parameter.type) {
|
|
return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_must_have_a_type_annotation);
|
|
}
|
|
else if (parameter.type.kind !== 119 /* StringKeyword */ && parameter.type.kind !== 117 /* NumberKeyword */) {
|
|
return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_type_must_be_string_or_number);
|
|
}
|
|
else if (!node.type) {
|
|
return grammarErrorOnNode(node, ts.Diagnostics.An_index_signature_must_have_a_type_annotation);
|
|
}
|
|
}
|
|
function checkInterfaceDeclaration(node) {
|
|
return checkInterfaceDeclarationHeritageClauses(node);
|
|
}
|
|
function checkInterfaceDeclarationHeritageClauses(node) {
|
|
var seenExtendsClause = false;
|
|
if (node.heritageClauses) {
|
|
for (var i = 0, n = node.heritageClauses.length; i < n; i++) {
|
|
ts.Debug.assert(i <= 1);
|
|
var heritageClause = node.heritageClauses[i];
|
|
if (heritageClause.token === 78 /* ExtendsKeyword */) {
|
|
if (seenExtendsClause) {
|
|
return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.extends_clause_already_seen);
|
|
}
|
|
seenExtendsClause = true;
|
|
}
|
|
else {
|
|
ts.Debug.assert(heritageClause.token === 101 /* ImplementsKeyword */);
|
|
return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.Interface_declaration_cannot_have_implements_clause);
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
function checkMethod(node) {
|
|
if (checkAnySignatureDeclaration(node) || checkForBodyInAmbientContext(node.body, false) || checkForGenerator(node)) {
|
|
return true;
|
|
}
|
|
if (node.parent.kind === 191 /* ClassDeclaration */) {
|
|
if (checkForInvalidQuestionMark(node, node.questionToken, ts.Diagnostics.A_class_member_cannot_be_declared_optional)) {
|
|
return true;
|
|
}
|
|
if (inAmbientContext) {
|
|
return checkForDisallowedComputedProperty(node.name, ts.Diagnostics.Computed_property_names_are_not_allowed_in_an_ambient_context);
|
|
}
|
|
else if (!node.body) {
|
|
return checkForDisallowedComputedProperty(node.name, ts.Diagnostics.Computed_property_names_are_not_allowed_in_method_overloads);
|
|
}
|
|
}
|
|
else if (node.parent.kind === 192 /* InterfaceDeclaration */) {
|
|
return checkForDisallowedComputedProperty(node.name, ts.Diagnostics.Computed_property_names_are_not_allowed_in_interfaces);
|
|
}
|
|
else if (node.parent.kind === 139 /* TypeLiteral */) {
|
|
return checkForDisallowedComputedProperty(node.name, ts.Diagnostics.Computed_property_names_are_not_allowed_in_type_literals);
|
|
}
|
|
}
|
|
function checkForBodyInAmbientContext(body, isConstructor) {
|
|
if (inAmbientContext && body && body.kind === 169 /* Block */) {
|
|
var diagnostic = isConstructor ? ts.Diagnostics.A_constructor_implementation_cannot_be_declared_in_an_ambient_context : ts.Diagnostics.A_function_implementation_cannot_be_declared_in_an_ambient_context;
|
|
return grammarErrorOnFirstToken(body, diagnostic);
|
|
}
|
|
}
|
|
function checkModuleDeclaration(node) {
|
|
return checkModuleDeclarationName(node) || checkModuleDeclarationStatements(node);
|
|
}
|
|
function checkModuleDeclarationName(node) {
|
|
if (!inAmbientContext && node.name.kind === 8 /* StringLiteral */) {
|
|
return grammarErrorOnNode(node.name, ts.Diagnostics.Only_ambient_modules_can_use_quoted_names);
|
|
}
|
|
}
|
|
function checkModuleDeclarationStatements(node) {
|
|
if (node.name.kind === 64 /* Identifier */ && node.body.kind === 196 /* ModuleBlock */) {
|
|
var statements = node.body.statements;
|
|
for (var i = 0, n = statements.length; i < n; i++) {
|
|
var statement = statements[i];
|
|
if (statement.kind === 198 /* ExportAssignment */) {
|
|
return grammarErrorOnNode(statement, ts.Diagnostics.An_export_assignment_cannot_be_used_in_an_internal_module);
|
|
}
|
|
else if (ts.isExternalModuleImportDeclaration(statement)) {
|
|
return grammarErrorOnNode(ts.getExternalModuleImportDeclarationExpression(statement), ts.Diagnostics.Import_declarations_in_an_internal_module_cannot_reference_an_external_module);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
function checkObjectLiteralExpression(node) {
|
|
var seen = {};
|
|
var Property = 1;
|
|
var GetAccessor = 2;
|
|
var SetAccesor = 4;
|
|
var GetOrSetAccessor = GetAccessor | SetAccesor;
|
|
var inStrictMode = (node.parserContextFlags & 1 /* StrictMode */) !== 0;
|
|
for (var i = 0, n = node.properties.length; i < n; i++) {
|
|
var prop = node.properties[i];
|
|
var name = prop.name;
|
|
if (prop.kind === 167 /* OmittedExpression */ || name.kind === 122 /* ComputedPropertyName */) {
|
|
continue;
|
|
}
|
|
var currentKind;
|
|
if (prop.kind === 204 /* PropertyAssignment */ || prop.kind === 205 /* ShorthandPropertyAssignment */ || prop.kind === 128 /* MethodDeclaration */) {
|
|
currentKind = Property;
|
|
}
|
|
else if (prop.kind === 130 /* GetAccessor */) {
|
|
currentKind = GetAccessor;
|
|
}
|
|
else if (prop.kind === 131 /* SetAccessor */) {
|
|
currentKind = SetAccesor;
|
|
}
|
|
else {
|
|
ts.Debug.fail("Unexpected syntax kind:" + prop.kind);
|
|
}
|
|
if (!ts.hasProperty(seen, name.text)) {
|
|
seen[name.text] = currentKind;
|
|
}
|
|
else {
|
|
var existingKind = seen[name.text];
|
|
if (currentKind === Property && existingKind === Property) {
|
|
if (inStrictMode) {
|
|
grammarErrorOnNode(name, ts.Diagnostics.An_object_literal_cannot_have_multiple_properties_with_the_same_name_in_strict_mode);
|
|
}
|
|
}
|
|
else if ((currentKind & GetOrSetAccessor) && (existingKind & GetOrSetAccessor)) {
|
|
if (existingKind !== GetOrSetAccessor && currentKind !== existingKind) {
|
|
seen[name.text] = 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 checkNumericLiteral(node) {
|
|
if (node.flags & 8192 /* OctalLiteral */) {
|
|
if (node.parserContextFlags & 1 /* StrictMode */) {
|
|
return grammarErrorOnNode(node, ts.Diagnostics.Octal_literals_are_not_allowed_in_strict_mode);
|
|
}
|
|
else if (languageVersion >= 1 /* ES5 */) {
|
|
return grammarErrorOnNode(node, ts.Diagnostics.Octal_literals_are_not_available_when_targeting_ECMAScript_5_and_higher);
|
|
}
|
|
}
|
|
}
|
|
function checkModifiers(node) {
|
|
switch (node.kind) {
|
|
case 130 /* GetAccessor */:
|
|
case 131 /* SetAccessor */:
|
|
case 129 /* Constructor */:
|
|
case 126 /* PropertyDeclaration */:
|
|
case 125 /* PropertySignature */:
|
|
case 128 /* MethodDeclaration */:
|
|
case 127 /* MethodSignature */:
|
|
case 134 /* IndexSignature */:
|
|
case 191 /* ClassDeclaration */:
|
|
case 192 /* InterfaceDeclaration */:
|
|
case 195 /* ModuleDeclaration */:
|
|
case 194 /* EnumDeclaration */:
|
|
case 198 /* ExportAssignment */:
|
|
case 170 /* VariableStatement */:
|
|
case 190 /* FunctionDeclaration */:
|
|
case 193 /* TypeAliasDeclaration */:
|
|
case 197 /* ImportDeclaration */:
|
|
case 124 /* Parameter */:
|
|
break;
|
|
default:
|
|
return false;
|
|
}
|
|
if (!node.modifiers) {
|
|
return;
|
|
}
|
|
var lastStatic, lastPrivate, lastProtected, lastDeclare;
|
|
var flags = 0;
|
|
for (var i = 0, n = node.modifiers.length; i < n; i++) {
|
|
var modifier = node.modifiers[i];
|
|
switch (modifier.kind) {
|
|
case 107 /* PublicKeyword */:
|
|
case 106 /* ProtectedKeyword */:
|
|
case 105 /* PrivateKeyword */:
|
|
var text;
|
|
if (modifier.kind === 107 /* PublicKeyword */) {
|
|
text = "public";
|
|
}
|
|
else if (modifier.kind === 106 /* ProtectedKeyword */) {
|
|
text = "protected";
|
|
lastProtected = modifier;
|
|
}
|
|
else {
|
|
text = "private";
|
|
lastPrivate = modifier;
|
|
}
|
|
if (flags & 112 /* AccessibilityModifier */) {
|
|
return grammarErrorOnNode(modifier, ts.Diagnostics.Accessibility_modifier_already_seen);
|
|
}
|
|
else if (flags & 128 /* Static */) {
|
|
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, text, "static");
|
|
}
|
|
else if (node.parent.kind === 196 /* ModuleBlock */ || node.parent.kind === 207 /* SourceFile */) {
|
|
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_module_element, text);
|
|
}
|
|
flags |= modifierToFlag(modifier.kind);
|
|
break;
|
|
case 108 /* StaticKeyword */:
|
|
if (flags & 128 /* Static */) {
|
|
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "static");
|
|
}
|
|
else if (node.parent.kind === 196 /* ModuleBlock */ || node.parent.kind === 207 /* SourceFile */) {
|
|
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_module_element, "static");
|
|
}
|
|
else if (node.kind === 124 /* Parameter */) {
|
|
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "static");
|
|
}
|
|
flags |= 128 /* Static */;
|
|
lastStatic = modifier;
|
|
break;
|
|
case 77 /* ExportKeyword */:
|
|
if (flags & 1 /* Export */) {
|
|
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "export");
|
|
}
|
|
else if (flags & 2 /* Ambient */) {
|
|
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, "export", "declare");
|
|
}
|
|
else if (node.parent.kind === 191 /* ClassDeclaration */) {
|
|
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_class_element, "export");
|
|
}
|
|
else if (node.kind === 124 /* Parameter */) {
|
|
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "export");
|
|
}
|
|
flags |= 1 /* Export */;
|
|
break;
|
|
case 113 /* DeclareKeyword */:
|
|
if (flags & 2 /* Ambient */) {
|
|
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "declare");
|
|
}
|
|
else if (node.parent.kind === 191 /* ClassDeclaration */) {
|
|
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_class_element, "declare");
|
|
}
|
|
else if (node.kind === 124 /* Parameter */) {
|
|
return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "declare");
|
|
}
|
|
else if (inAmbientContext && node.parent.kind === 196 /* ModuleBlock */) {
|
|
return grammarErrorOnNode(modifier, ts.Diagnostics.A_declare_modifier_cannot_be_used_in_an_already_ambient_context);
|
|
}
|
|
flags |= 2 /* Ambient */;
|
|
lastDeclare = modifier;
|
|
break;
|
|
}
|
|
}
|
|
if (node.kind === 129 /* Constructor */) {
|
|
if (flags & 128 /* Static */) {
|
|
return grammarErrorOnNode(lastStatic, ts.Diagnostics._0_modifier_cannot_appear_on_a_constructor_declaration, "static");
|
|
}
|
|
else if (flags & 64 /* Protected */) {
|
|
return grammarErrorOnNode(lastProtected, ts.Diagnostics._0_modifier_cannot_appear_on_a_constructor_declaration, "protected");
|
|
}
|
|
else if (flags & 32 /* Private */) {
|
|
return grammarErrorOnNode(lastPrivate, ts.Diagnostics._0_modifier_cannot_appear_on_a_constructor_declaration, "private");
|
|
}
|
|
}
|
|
else if (node.kind === 197 /* ImportDeclaration */ && flags & 2 /* Ambient */) {
|
|
return grammarErrorOnNode(lastDeclare, ts.Diagnostics.A_declare_modifier_cannot_be_used_with_an_import_declaration, "declare");
|
|
}
|
|
else if (node.kind === 192 /* InterfaceDeclaration */ && flags & 2 /* Ambient */) {
|
|
return grammarErrorOnNode(lastDeclare, ts.Diagnostics.A_declare_modifier_cannot_be_used_with_an_interface_declaration, "declare");
|
|
}
|
|
}
|
|
function checkParameter(node) {
|
|
if (node.parserContextFlags & 1 /* StrictMode */ && isEvalOrArgumentsIdentifier(node.name)) {
|
|
return reportInvalidUseInStrictMode(node.name);
|
|
}
|
|
}
|
|
function checkTypeParameterList(typeParameters) {
|
|
if (checkForDisallowedTrailingComma(typeParameters)) {
|
|
return true;
|
|
}
|
|
if (typeParameters && typeParameters.length === 0) {
|
|
var start = typeParameters.pos - "<".length;
|
|
var end = ts.skipTrivia(sourceText, typeParameters.end) + ">".length;
|
|
return grammarErrorAtPos(start, end - start, ts.Diagnostics.Type_parameter_list_cannot_be_empty);
|
|
}
|
|
}
|
|
function checkParameterList(parameters) {
|
|
if (checkForDisallowedTrailingComma(parameters)) {
|
|
return true;
|
|
}
|
|
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.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 || parameter.initializer) {
|
|
seenOptionalParameter = true;
|
|
if (parameter.questionToken && parameter.initializer) {
|
|
return grammarErrorOnNode(parameter.name, ts.Diagnostics.Parameter_cannot_have_question_mark_and_initializer);
|
|
}
|
|
}
|
|
else {
|
|
if (seenOptionalParameter) {
|
|
return grammarErrorOnNode(parameter.name, ts.Diagnostics.A_required_parameter_cannot_follow_an_optional_parameter);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
function checkPostfixUnaryExpression(node) {
|
|
if (node.parserContextFlags & 1 /* StrictMode */ && isEvalOrArgumentsIdentifier(node.operand)) {
|
|
return reportInvalidUseInStrictMode(node.operand);
|
|
}
|
|
}
|
|
function checkPrefixUnaryExpression(node) {
|
|
if (node.parserContextFlags & 1 /* StrictMode */) {
|
|
if ((node.operator === 38 /* PlusPlusToken */ || node.operator === 39 /* MinusMinusToken */) && isEvalOrArgumentsIdentifier(node.operand)) {
|
|
return reportInvalidUseInStrictMode(node.operand);
|
|
}
|
|
}
|
|
}
|
|
function checkProperty(node) {
|
|
if (node.parent.kind === 191 /* ClassDeclaration */) {
|
|
if (checkForInvalidQuestionMark(node, node.questionToken, ts.Diagnostics.A_class_member_cannot_be_declared_optional) || checkForDisallowedComputedProperty(node.name, ts.Diagnostics.Computed_property_names_are_not_allowed_in_class_property_declarations)) {
|
|
return true;
|
|
}
|
|
}
|
|
else if (node.parent.kind === 192 /* InterfaceDeclaration */) {
|
|
if (checkForDisallowedComputedProperty(node.name, ts.Diagnostics.Computed_property_names_are_not_allowed_in_interfaces)) {
|
|
return true;
|
|
}
|
|
}
|
|
else if (node.parent.kind === 139 /* TypeLiteral */) {
|
|
if (checkForDisallowedComputedProperty(node.name, ts.Diagnostics.Computed_property_names_are_not_allowed_in_type_literals)) {
|
|
return true;
|
|
}
|
|
}
|
|
return checkForInitializerInAmbientContext(node);
|
|
}
|
|
function checkComputedPropertyName(node) {
|
|
return grammarErrorOnNode(node, ts.Diagnostics.Computed_property_names_are_not_currently_supported);
|
|
if (languageVersion < 2 /* ES6 */) {
|
|
return grammarErrorOnNode(node, ts.Diagnostics.Computed_property_names_are_only_available_when_targeting_ECMAScript_6_and_higher);
|
|
}
|
|
else if (node.expression.kind === 163 /* BinaryExpression */ && node.expression.operator === 23 /* CommaToken */) {
|
|
return grammarErrorOnNode(node.expression, ts.Diagnostics.A_comma_expression_is_not_allowed_in_a_computed_property_name);
|
|
}
|
|
}
|
|
function checkForDisallowedComputedProperty(node, message) {
|
|
if (node.kind === 122 /* ComputedPropertyName */) {
|
|
return grammarErrorOnNode(node, message);
|
|
}
|
|
}
|
|
function checkForInitializerInAmbientContext(node) {
|
|
if (inAmbientContext && node.initializer) {
|
|
return grammarErrorOnFirstToken(node.initializer, ts.Diagnostics.Initializers_are_not_allowed_in_ambient_contexts);
|
|
}
|
|
}
|
|
function checkPropertyAssignment(node) {
|
|
return checkForInvalidQuestionMark(node, node.questionToken, ts.Diagnostics.An_object_member_cannot_be_declared_optional);
|
|
}
|
|
function checkForInvalidQuestionMark(node, questionToken, message) {
|
|
if (questionToken) {
|
|
return grammarErrorOnNode(questionToken, message);
|
|
}
|
|
}
|
|
function checkReturnStatement(node) {
|
|
if (!inFunctionBlock) {
|
|
return grammarErrorOnFirstToken(node, ts.Diagnostics.A_return_statement_can_only_be_used_within_a_function_body);
|
|
}
|
|
}
|
|
function checkSetAccessor(node) {
|
|
return checkAnySignatureDeclaration(node) || checkAccessor(node);
|
|
}
|
|
function checkAccessor(accessor) {
|
|
var kind = accessor.kind;
|
|
if (languageVersion < 1 /* ES5 */) {
|
|
return grammarErrorOnNode(accessor.name, ts.Diagnostics.Accessors_are_only_available_when_targeting_ECMAScript_5_and_higher);
|
|
}
|
|
else if (inAmbientContext) {
|
|
return grammarErrorOnNode(accessor.name, ts.Diagnostics.An_accessor_cannot_be_declared_in_an_ambient_context);
|
|
}
|
|
else if (accessor.body === undefined) {
|
|
return grammarErrorAtPos(accessor.end - 1, ";".length, ts.Diagnostics._0_expected, "{");
|
|
}
|
|
else if (accessor.typeParameters) {
|
|
return grammarErrorOnNode(accessor.name, ts.Diagnostics.An_accessor_cannot_have_type_parameters);
|
|
}
|
|
else if (kind === 130 /* GetAccessor */ && accessor.parameters.length) {
|
|
return grammarErrorOnNode(accessor.name, ts.Diagnostics.A_get_accessor_cannot_have_parameters);
|
|
}
|
|
else if (kind === 131 /* SetAccessor */) {
|
|
if (accessor.type) {
|
|
return grammarErrorOnNode(accessor.name, ts.Diagnostics.A_set_accessor_cannot_have_a_return_type_annotation);
|
|
}
|
|
else if (accessor.parameters.length !== 1) {
|
|
return grammarErrorOnNode(accessor.name, ts.Diagnostics.A_set_accessor_must_have_exactly_one_parameter);
|
|
}
|
|
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.flags & 243 /* Modifier */) {
|
|
return grammarErrorOnNode(accessor.name, ts.Diagnostics.A_parameter_property_is_only_allowed_in_a_constructor_implementation);
|
|
}
|
|
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);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
function checkSourceFile(node) {
|
|
return inAmbientContext && checkTopLevelElementsForRequiredDeclareModifier(file);
|
|
}
|
|
function checkTopLevelElementsForRequiredDeclareModifier(file) {
|
|
for (var i = 0, n = file.statements.length; i < n; i++) {
|
|
var decl = file.statements[i];
|
|
if (ts.isDeclaration(decl) || decl.kind === 170 /* VariableStatement */) {
|
|
if (checkTopLevelElementForRequiredDeclareModifier(decl)) {
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
function checkTopLevelElementForRequiredDeclareModifier(node) {
|
|
if (node.kind === 192 /* InterfaceDeclaration */ || node.kind === 197 /* ImportDeclaration */ || node.kind === 198 /* ExportAssignment */ || (node.flags & 2 /* Ambient */)) {
|
|
return false;
|
|
}
|
|
return grammarErrorOnFirstToken(node, ts.Diagnostics.A_declare_modifier_is_required_for_a_top_level_declaration_in_a_d_ts_file);
|
|
}
|
|
function checkShorthandPropertyAssignment(node) {
|
|
return checkForInvalidQuestionMark(node, node.questionToken, ts.Diagnostics.An_object_member_cannot_be_declared_optional);
|
|
}
|
|
function checkSwitchStatement(node) {
|
|
var firstDefaultClause;
|
|
for (var i = 0, n = node.clauses.length; i < n; i++) {
|
|
var clause = node.clauses[i];
|
|
if (clause.kind === 201 /* DefaultClause */) {
|
|
if (firstDefaultClause === undefined) {
|
|
firstDefaultClause = clause;
|
|
}
|
|
else {
|
|
var start = ts.skipTrivia(file.text, clause.pos);
|
|
var end = clause.statements.length > 0 ? clause.statements[0].pos : clause.end;
|
|
return grammarErrorAtPos(start, end - start, ts.Diagnostics.A_default_clause_cannot_appear_more_than_once_in_a_switch_statement);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
function checkTaggedTemplateExpression(node) {
|
|
if (languageVersion < 2 /* ES6 */) {
|
|
return grammarErrorOnFirstToken(node.template, ts.Diagnostics.Tagged_templates_are_only_available_when_targeting_ECMAScript_6_and_higher);
|
|
}
|
|
}
|
|
function checkThrowStatement(node) {
|
|
if (node.expression === undefined) {
|
|
return grammarErrorAfterFirstToken(node, ts.Diagnostics.Line_break_not_permitted_here);
|
|
}
|
|
}
|
|
function checkTupleType(node) {
|
|
return checkForDisallowedTrailingComma(node.elementTypes) || checkForAtLeastOneType(node);
|
|
}
|
|
function checkForAtLeastOneType(node) {
|
|
if (node.elementTypes.length === 0) {
|
|
return grammarErrorOnNode(node, ts.Diagnostics.A_tuple_type_element_list_cannot_be_empty);
|
|
}
|
|
}
|
|
function checkTypeParameter(node) {
|
|
if (node.expression) {
|
|
return grammarErrorOnFirstToken(node.expression, ts.Diagnostics.Type_expected);
|
|
}
|
|
}
|
|
function checkTypeReference(node) {
|
|
return checkTypeArguments(node.typeArguments);
|
|
}
|
|
function checkBindingElement(node) {
|
|
if (node.parserContextFlags & 1 /* StrictMode */ && isEvalOrArgumentsIdentifier(node.name)) {
|
|
return reportInvalidUseInStrictMode(node.name);
|
|
}
|
|
}
|
|
function checkVariableDeclaration(node) {
|
|
if (inAmbientContext) {
|
|
if (ts.isBindingPattern(node.name)) {
|
|
return grammarErrorOnNode(node, ts.Diagnostics.Destructuring_declarations_are_not_allowed_in_ambient_contexts);
|
|
}
|
|
if (node.initializer) {
|
|
return grammarErrorAtPos(node.initializer.pos - 1, 1, 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.isConst(node)) {
|
|
return grammarErrorOnNode(node, ts.Diagnostics.const_declarations_must_be_initialized);
|
|
}
|
|
}
|
|
}
|
|
if (node.parserContextFlags & 1 /* StrictMode */ && isEvalOrArgumentsIdentifier(node.name)) {
|
|
return reportInvalidUseInStrictMode(node.name);
|
|
}
|
|
}
|
|
function checkVariableDeclarations(declarations) {
|
|
if (declarations) {
|
|
if (checkForDisallowedTrailingComma(declarations)) {
|
|
return true;
|
|
}
|
|
if (!declarations.length) {
|
|
return grammarErrorAtPos(declarations.pos, declarations.end - declarations.pos, ts.Diagnostics.Variable_declaration_list_cannot_be_empty);
|
|
}
|
|
var decl = declarations[0];
|
|
if (languageVersion < 2 /* ES6 */) {
|
|
if (ts.isLet(decl)) {
|
|
return grammarErrorOnFirstToken(decl, ts.Diagnostics.let_declarations_are_only_available_when_targeting_ECMAScript_6_and_higher);
|
|
}
|
|
else if (ts.isConst(decl)) {
|
|
return grammarErrorOnFirstToken(decl, ts.Diagnostics.const_declarations_are_only_available_when_targeting_ECMAScript_6_and_higher);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
function checkVariableStatement(node) {
|
|
return checkVariableDeclarations(node.declarations) || checkForDisallowedLetOrConstStatement(node);
|
|
}
|
|
function checkForDisallowedLetOrConstStatement(node) {
|
|
if (!allowLetAndConstDeclarations(node.parent)) {
|
|
if (ts.isLet(node)) {
|
|
return grammarErrorOnNode(node, ts.Diagnostics.let_declarations_can_only_be_declared_inside_a_block);
|
|
}
|
|
else if (ts.isConst(node)) {
|
|
return grammarErrorOnNode(node, ts.Diagnostics.const_declarations_can_only_be_declared_inside_a_block);
|
|
}
|
|
}
|
|
}
|
|
function allowLetAndConstDeclarations(parent) {
|
|
switch (parent.kind) {
|
|
case 173 /* IfStatement */:
|
|
case 174 /* DoStatement */:
|
|
case 175 /* WhileStatement */:
|
|
case 181 /* WithStatement */:
|
|
case 176 /* ForStatement */:
|
|
case 177 /* ForInStatement */:
|
|
return false;
|
|
case 183 /* LabeledStatement */:
|
|
return allowLetAndConstDeclarations(parent.parent);
|
|
}
|
|
return true;
|
|
}
|
|
function checkWithStatement(node) {
|
|
if (node.parserContextFlags & 1 /* StrictMode */) {
|
|
return grammarErrorOnFirstToken(node, ts.Diagnostics.with_statements_are_not_allowed_in_strict_mode);
|
|
}
|
|
}
|
|
function checkYieldExpression(node) {
|
|
if (!(node.parserContextFlags & 4 /* Yield */)) {
|
|
return grammarErrorOnFirstToken(node, ts.Diagnostics.yield_expression_must_be_contained_within_a_generator_declaration);
|
|
}
|
|
return grammarErrorOnFirstToken(node, ts.Diagnostics.yield_expressions_are_not_currently_supported);
|
|
}
|
|
}
|
|
function createProgram(rootNames, options, host) {
|
|
var program;
|
|
var files = [];
|
|
var filesByName = {};
|
|
var errors = [];
|
|
var seenNoDefaultLib = options.noLib;
|
|
var commonSourceDirectory;
|
|
ts.forEach(rootNames, function (name) { return processRootFile(name, false); });
|
|
if (!seenNoDefaultLib) {
|
|
processRootFile(host.getDefaultLibFilename(options), true);
|
|
}
|
|
verifyCompilerOptions();
|
|
errors.sort(ts.compareDiagnostics);
|
|
program = {
|
|
getSourceFile: getSourceFile,
|
|
getSourceFiles: function () { return files; },
|
|
getCompilerOptions: function () { return options; },
|
|
getCompilerHost: function () { return host; },
|
|
getDiagnostics: getDiagnostics,
|
|
getGlobalDiagnostics: getGlobalDiagnostics,
|
|
getTypeChecker: function (fullTypeCheckMode) { return ts.createTypeChecker(program, fullTypeCheckMode); },
|
|
getCommonSourceDirectory: function () { return commonSourceDirectory; }
|
|
};
|
|
return program;
|
|
function getSourceFile(filename) {
|
|
filename = host.getCanonicalFileName(filename);
|
|
return ts.hasProperty(filesByName, filename) ? filesByName[filename] : undefined;
|
|
}
|
|
function getDiagnostics(sourceFile) {
|
|
return sourceFile ? ts.filter(errors, function (e) { return e.file === sourceFile; }) : errors;
|
|
}
|
|
function getGlobalDiagnostics() {
|
|
return ts.filter(errors, function (e) { return !e.file; });
|
|
}
|
|
function hasExtension(filename) {
|
|
return ts.getBaseFilename(filename).indexOf(".") >= 0;
|
|
}
|
|
function processRootFile(filename, isDefaultLib) {
|
|
processSourceFile(ts.normalizePath(filename), isDefaultLib);
|
|
}
|
|
function processSourceFile(filename, isDefaultLib, refFile, refPos, refEnd) {
|
|
if (refEnd !== undefined && refPos !== undefined) {
|
|
var start = refPos;
|
|
var length = refEnd - refPos;
|
|
}
|
|
var diagnostic;
|
|
if (hasExtension(filename)) {
|
|
if (!options.allowNonTsExtensions && !ts.fileExtensionIs(filename, ".ts")) {
|
|
diagnostic = ts.Diagnostics.File_0_must_have_extension_ts_or_d_ts;
|
|
}
|
|
else if (!findSourceFile(filename, isDefaultLib, refFile, refPos, refEnd)) {
|
|
diagnostic = ts.Diagnostics.File_0_not_found;
|
|
}
|
|
else if (refFile && host.getCanonicalFileName(filename) === host.getCanonicalFileName(refFile.filename)) {
|
|
diagnostic = ts.Diagnostics.A_file_cannot_have_a_reference_to_itself;
|
|
}
|
|
}
|
|
else {
|
|
if (!(findSourceFile(filename + ".ts", isDefaultLib, refFile, refPos, refEnd) || findSourceFile(filename + ".d.ts", isDefaultLib, refFile, refPos, refEnd))) {
|
|
diagnostic = ts.Diagnostics.File_0_not_found;
|
|
filename += ".ts";
|
|
}
|
|
}
|
|
if (diagnostic) {
|
|
if (refFile) {
|
|
errors.push(ts.createFileDiagnostic(refFile, start, length, diagnostic, filename));
|
|
}
|
|
else {
|
|
errors.push(ts.createCompilerDiagnostic(diagnostic, filename));
|
|
}
|
|
}
|
|
}
|
|
function findSourceFile(filename, isDefaultLib, refFile, refStart, refLength) {
|
|
var canonicalName = host.getCanonicalFileName(filename);
|
|
if (ts.hasProperty(filesByName, canonicalName)) {
|
|
return getSourceFileFromCache(filename, canonicalName, false);
|
|
}
|
|
else {
|
|
var normalizedAbsolutePath = ts.getNormalizedAbsolutePath(filename, host.getCurrentDirectory());
|
|
var canonicalAbsolutePath = host.getCanonicalFileName(normalizedAbsolutePath);
|
|
if (ts.hasProperty(filesByName, canonicalAbsolutePath)) {
|
|
return getSourceFileFromCache(normalizedAbsolutePath, canonicalAbsolutePath, true);
|
|
}
|
|
var file = filesByName[canonicalName] = host.getSourceFile(filename, options.target, function (hostErrorMessage) {
|
|
errors.push(ts.createFileDiagnostic(refFile, refStart, refLength, ts.Diagnostics.Cannot_read_file_0_Colon_1, filename, hostErrorMessage));
|
|
});
|
|
if (file) {
|
|
seenNoDefaultLib = seenNoDefaultLib || file.hasNoDefaultLib;
|
|
filesByName[canonicalAbsolutePath] = file;
|
|
if (!options.noResolve) {
|
|
var basePath = ts.getDirectoryPath(filename);
|
|
processReferencedFiles(file, basePath);
|
|
processImportedModules(file, basePath);
|
|
}
|
|
if (isDefaultLib) {
|
|
files.unshift(file);
|
|
}
|
|
else {
|
|
files.push(file);
|
|
}
|
|
ts.forEach(file.getSyntacticDiagnostics(), function (e) {
|
|
errors.push(e);
|
|
});
|
|
}
|
|
}
|
|
return file;
|
|
function getSourceFileFromCache(filename, canonicalName, useAbsolutePath) {
|
|
var file = filesByName[canonicalName];
|
|
if (file && host.useCaseSensitiveFileNames()) {
|
|
var sourceFileName = useAbsolutePath ? ts.getNormalizedAbsolutePath(file.filename, host.getCurrentDirectory()) : file.filename;
|
|
if (canonicalName !== sourceFileName) {
|
|
errors.push(ts.createFileDiagnostic(refFile, refStart, refLength, ts.Diagnostics.Filename_0_differs_from_already_included_filename_1_only_in_casing, filename, sourceFileName));
|
|
}
|
|
}
|
|
return file;
|
|
}
|
|
}
|
|
function processReferencedFiles(file, basePath) {
|
|
ts.forEach(file.referencedFiles, function (ref) {
|
|
var referencedFilename = ts.isRootedDiskPath(ref.filename) ? ref.filename : ts.combinePaths(basePath, ref.filename);
|
|
processSourceFile(ts.normalizePath(referencedFilename), false, file, ref.pos, ref.end);
|
|
});
|
|
}
|
|
function processImportedModules(file, basePath) {
|
|
ts.forEach(file.statements, function (node) {
|
|
if (ts.isExternalModuleImportDeclaration(node) && ts.getExternalModuleImportDeclarationExpression(node).kind === 8 /* StringLiteral */) {
|
|
var nameLiteral = ts.getExternalModuleImportDeclarationExpression(node);
|
|
var moduleName = nameLiteral.text;
|
|
if (moduleName) {
|
|
var searchPath = basePath;
|
|
while (true) {
|
|
var searchName = ts.normalizePath(ts.combinePaths(searchPath, moduleName));
|
|
if (findModuleSourceFile(searchName + ".ts", nameLiteral) || findModuleSourceFile(searchName + ".d.ts", nameLiteral)) {
|
|
break;
|
|
}
|
|
var parentPath = ts.getDirectoryPath(searchPath);
|
|
if (parentPath === searchPath) {
|
|
break;
|
|
}
|
|
searchPath = parentPath;
|
|
}
|
|
}
|
|
}
|
|
else if (node.kind === 195 /* ModuleDeclaration */ && node.name.kind === 8 /* StringLiteral */ && (node.flags & 2 /* Ambient */ || ts.isDeclarationFile(file))) {
|
|
forEachChild(node.body, function (node) {
|
|
if (ts.isExternalModuleImportDeclaration(node) && ts.getExternalModuleImportDeclarationExpression(node).kind === 8 /* StringLiteral */) {
|
|
var nameLiteral = ts.getExternalModuleImportDeclarationExpression(node);
|
|
var moduleName = nameLiteral.text;
|
|
if (moduleName) {
|
|
var searchName = ts.normalizePath(ts.combinePaths(basePath, moduleName));
|
|
var tsFile = findModuleSourceFile(searchName + ".ts", nameLiteral);
|
|
if (!tsFile) {
|
|
findModuleSourceFile(searchName + ".d.ts", nameLiteral);
|
|
}
|
|
}
|
|
}
|
|
});
|
|
}
|
|
});
|
|
function findModuleSourceFile(filename, nameLiteral) {
|
|
return findSourceFile(filename, false, file, nameLiteral.pos, nameLiteral.end - nameLiteral.pos);
|
|
}
|
|
}
|
|
function verifyCompilerOptions() {
|
|
if (!options.sourceMap && (options.mapRoot || options.sourceRoot)) {
|
|
if (options.mapRoot) {
|
|
errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Option_mapRoot_cannot_be_specified_without_specifying_sourcemap_option));
|
|
}
|
|
if (options.sourceRoot) {
|
|
errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Option_sourceRoot_cannot_be_specified_without_specifying_sourcemap_option));
|
|
}
|
|
return;
|
|
}
|
|
var firstExternalModule = ts.forEach(files, function (f) { return ts.isExternalModule(f) ? f : undefined; });
|
|
if (firstExternalModule && options.module === 0 /* None */) {
|
|
var externalModuleErrorSpan = ts.getErrorSpanForNode(firstExternalModule.externalModuleIndicator);
|
|
var errorStart = ts.skipTrivia(firstExternalModule.text, externalModuleErrorSpan.pos);
|
|
var errorLength = externalModuleErrorSpan.end - errorStart;
|
|
errors.push(ts.createFileDiagnostic(firstExternalModule, errorStart, errorLength, ts.Diagnostics.Cannot_compile_external_modules_unless_the_module_flag_is_provided));
|
|
}
|
|
if (options.outDir || options.sourceRoot || (options.mapRoot && (!options.out || firstExternalModule !== undefined))) {
|
|
var commonPathComponents;
|
|
ts.forEach(files, function (sourceFile) {
|
|
if (!(sourceFile.flags & 1024 /* DeclarationFile */) && !ts.fileExtensionIs(sourceFile.filename, ".js")) {
|
|
var sourcePathComponents = ts.getNormalizedPathComponents(sourceFile.filename, host.getCurrentDirectory());
|
|
sourcePathComponents.pop();
|
|
if (commonPathComponents) {
|
|
for (var i = 0; i < Math.min(commonPathComponents.length, sourcePathComponents.length); i++) {
|
|
if (commonPathComponents[i] !== sourcePathComponents[i]) {
|
|
if (i === 0) {
|
|
errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Cannot_find_the_common_subdirectory_path_for_the_input_files));
|
|
return;
|
|
}
|
|
commonPathComponents.length = i;
|
|
break;
|
|
}
|
|
}
|
|
if (sourcePathComponents.length < commonPathComponents.length) {
|
|
commonPathComponents.length = sourcePathComponents.length;
|
|
}
|
|
}
|
|
else {
|
|
commonPathComponents = sourcePathComponents;
|
|
}
|
|
}
|
|
});
|
|
commonSourceDirectory = ts.getNormalizedPathFromPathComponents(commonPathComponents);
|
|
if (commonSourceDirectory) {
|
|
commonSourceDirectory += ts.directorySeparator;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
ts.createProgram = createProgram;
|
|
})(ts || (ts = {}));
|
|
var ts;
|
|
(function (ts) {
|
|
function getModuleInstanceState(node) {
|
|
if (node.kind === 192 /* InterfaceDeclaration */) {
|
|
return 0 /* NonInstantiated */;
|
|
}
|
|
else if (ts.isConstEnumDeclaration(node)) {
|
|
return 2 /* ConstEnumOnly */;
|
|
}
|
|
else if (node.kind === 197 /* ImportDeclaration */ && !(node.flags & 1 /* Export */)) {
|
|
return 0 /* NonInstantiated */;
|
|
}
|
|
else if (node.kind === 196 /* ModuleBlock */) {
|
|
var state = 0 /* NonInstantiated */;
|
|
ts.forEachChild(node, function (n) {
|
|
switch (getModuleInstanceState(n)) {
|
|
case 0 /* NonInstantiated */:
|
|
return false;
|
|
case 2 /* ConstEnumOnly */:
|
|
state = 2 /* ConstEnumOnly */;
|
|
return false;
|
|
case 1 /* Instantiated */:
|
|
state = 1 /* Instantiated */;
|
|
return true;
|
|
}
|
|
});
|
|
return state;
|
|
}
|
|
else if (node.kind === 195 /* ModuleDeclaration */) {
|
|
return getModuleInstanceState(node.body);
|
|
}
|
|
else {
|
|
return 1 /* Instantiated */;
|
|
}
|
|
}
|
|
ts.getModuleInstanceState = getModuleInstanceState;
|
|
function hasComputedNameButNotSymbol(declaration) {
|
|
return declaration.name && declaration.name.kind === 122 /* ComputedPropertyName */;
|
|
}
|
|
ts.hasComputedNameButNotSymbol = hasComputedNameButNotSymbol;
|
|
function bindSourceFile(file) {
|
|
var parent;
|
|
var container;
|
|
var blockScopeContainer;
|
|
var lastContainer;
|
|
var symbolCount = 0;
|
|
var Symbol = ts.objectAllocator.getSymbolConstructor();
|
|
if (!file.locals) {
|
|
file.locals = {};
|
|
container = blockScopeContainer = file;
|
|
bind(file);
|
|
file.symbolCount = symbolCount;
|
|
}
|
|
function createSymbol(flags, name) {
|
|
symbolCount++;
|
|
return new Symbol(flags, name);
|
|
}
|
|
function addDeclarationToSymbol(symbol, node, symbolKind) {
|
|
symbol.flags |= symbolKind;
|
|
if (!symbol.declarations)
|
|
symbol.declarations = [];
|
|
symbol.declarations.push(node);
|
|
if (symbolKind & 1952 /* HasExports */ && !symbol.exports)
|
|
symbol.exports = {};
|
|
if (symbolKind & 6240 /* HasMembers */ && !symbol.members)
|
|
symbol.members = {};
|
|
node.symbol = symbol;
|
|
if (symbolKind & 107455 /* Value */ && !symbol.valueDeclaration)
|
|
symbol.valueDeclaration = node;
|
|
}
|
|
function getDeclarationName(node) {
|
|
if (node.name) {
|
|
if (node.kind === 195 /* ModuleDeclaration */ && node.name.kind === 8 /* StringLiteral */) {
|
|
return '"' + node.name.text + '"';
|
|
}
|
|
ts.Debug.assert(!hasComputedNameButNotSymbol(node));
|
|
return node.name.text;
|
|
}
|
|
switch (node.kind) {
|
|
case 137 /* ConstructorType */:
|
|
case 129 /* Constructor */:
|
|
return "__constructor";
|
|
case 136 /* FunctionType */:
|
|
case 132 /* CallSignature */:
|
|
return "__call";
|
|
case 133 /* ConstructSignature */:
|
|
return "__new";
|
|
case 134 /* IndexSignature */:
|
|
return "__index";
|
|
}
|
|
}
|
|
function getDisplayName(node) {
|
|
return node.name ? ts.declarationNameToString(node.name) : getDeclarationName(node);
|
|
}
|
|
function declareSymbol(symbols, parent, node, includes, excludes) {
|
|
if (hasComputedNameButNotSymbol(node)) {
|
|
return undefined;
|
|
}
|
|
var name = getDeclarationName(node);
|
|
if (name !== undefined) {
|
|
var symbol = ts.hasProperty(symbols, name) ? symbols[name] : (symbols[name] = createSymbol(0, name));
|
|
if (symbol.flags & excludes) {
|
|
if (node.name) {
|
|
node.name.parent = node;
|
|
}
|
|
var message = symbol.flags & 2 /* BlockScopedVariable */ ? ts.Diagnostics.Cannot_redeclare_block_scoped_variable_0 : ts.Diagnostics.Duplicate_identifier_0;
|
|
ts.forEach(symbol.declarations, function (declaration) {
|
|
file.semanticDiagnostics.push(ts.createDiagnosticForNode(declaration.name, message, getDisplayName(declaration)));
|
|
});
|
|
file.semanticDiagnostics.push(ts.createDiagnosticForNode(node.name, message, getDisplayName(node)));
|
|
symbol = createSymbol(0, name);
|
|
}
|
|
}
|
|
else {
|
|
symbol = createSymbol(0, "__missing");
|
|
}
|
|
addDeclarationToSymbol(symbol, node, includes);
|
|
symbol.parent = parent;
|
|
if (node.kind === 191 /* ClassDeclaration */ && symbol.exports) {
|
|
var prototypeSymbol = createSymbol(4 /* Property */ | 134217728 /* Prototype */, "prototype");
|
|
if (ts.hasProperty(symbol.exports, prototypeSymbol.name)) {
|
|
if (node.name) {
|
|
node.name.parent = node;
|
|
}
|
|
file.semanticDiagnostics.push(ts.createDiagnosticForNode(symbol.exports[prototypeSymbol.name].declarations[0], ts.Diagnostics.Duplicate_identifier_0, prototypeSymbol.name));
|
|
}
|
|
symbol.exports[prototypeSymbol.name] = prototypeSymbol;
|
|
prototypeSymbol.parent = symbol;
|
|
}
|
|
return symbol;
|
|
}
|
|
function isAmbientContext(node) {
|
|
while (node) {
|
|
if (node.flags & 2 /* Ambient */)
|
|
return true;
|
|
node = node.parent;
|
|
}
|
|
return false;
|
|
}
|
|
function declareModuleMember(node, symbolKind, symbolExcludes) {
|
|
var exportKind = 0;
|
|
if (symbolKind & 107455 /* Value */) {
|
|
exportKind |= 1048576 /* ExportValue */;
|
|
}
|
|
if (symbolKind & 793056 /* Type */) {
|
|
exportKind |= 2097152 /* ExportType */;
|
|
}
|
|
if (symbolKind & 1536 /* Namespace */) {
|
|
exportKind |= 4194304 /* ExportNamespace */;
|
|
}
|
|
if (node.flags & 1 /* Export */ || (node.kind !== 197 /* ImportDeclaration */ && isAmbientContext(container))) {
|
|
if (exportKind) {
|
|
var local = declareSymbol(container.locals, undefined, node, exportKind, symbolExcludes);
|
|
local.exportSymbol = declareSymbol(container.symbol.exports, container.symbol, node, symbolKind, symbolExcludes);
|
|
node.localSymbol = local;
|
|
}
|
|
else {
|
|
declareSymbol(container.symbol.exports, container.symbol, node, symbolKind, symbolExcludes);
|
|
}
|
|
}
|
|
else {
|
|
declareSymbol(container.locals, undefined, node, symbolKind, symbolExcludes);
|
|
}
|
|
}
|
|
function bindChildren(node, symbolKind, isBlockScopeContainer) {
|
|
if (symbolKind & 255504 /* HasLocals */) {
|
|
node.locals = {};
|
|
}
|
|
var saveParent = parent;
|
|
var saveContainer = container;
|
|
var savedBlockScopeContainer = blockScopeContainer;
|
|
parent = node;
|
|
if (symbolKind & 262128 /* IsContainer */) {
|
|
container = node;
|
|
if (lastContainer !== container && !container.nextContainer) {
|
|
if (lastContainer) {
|
|
lastContainer.nextContainer = container;
|
|
}
|
|
lastContainer = container;
|
|
}
|
|
}
|
|
if (isBlockScopeContainer) {
|
|
blockScopeContainer = node;
|
|
}
|
|
ts.forEachChild(node, bind);
|
|
container = saveContainer;
|
|
parent = saveParent;
|
|
blockScopeContainer = savedBlockScopeContainer;
|
|
}
|
|
function bindDeclaration(node, symbolKind, symbolExcludes, isBlockScopeContainer) {
|
|
switch (container.kind) {
|
|
case 195 /* ModuleDeclaration */:
|
|
declareModuleMember(node, symbolKind, symbolExcludes);
|
|
break;
|
|
case 207 /* SourceFile */:
|
|
if (ts.isExternalModule(container)) {
|
|
declareModuleMember(node, symbolKind, symbolExcludes);
|
|
break;
|
|
}
|
|
case 136 /* FunctionType */:
|
|
case 137 /* ConstructorType */:
|
|
case 132 /* CallSignature */:
|
|
case 133 /* ConstructSignature */:
|
|
case 134 /* IndexSignature */:
|
|
case 128 /* MethodDeclaration */:
|
|
case 127 /* MethodSignature */:
|
|
case 129 /* Constructor */:
|
|
case 130 /* GetAccessor */:
|
|
case 131 /* SetAccessor */:
|
|
case 190 /* FunctionDeclaration */:
|
|
case 156 /* FunctionExpression */:
|
|
case 157 /* ArrowFunction */:
|
|
declareSymbol(container.locals, undefined, node, symbolKind, symbolExcludes);
|
|
break;
|
|
case 191 /* ClassDeclaration */:
|
|
if (node.flags & 128 /* Static */) {
|
|
declareSymbol(container.symbol.exports, container.symbol, node, symbolKind, symbolExcludes);
|
|
break;
|
|
}
|
|
case 139 /* TypeLiteral */:
|
|
case 148 /* ObjectLiteralExpression */:
|
|
case 192 /* InterfaceDeclaration */:
|
|
declareSymbol(container.symbol.members, container.symbol, node, symbolKind, symbolExcludes);
|
|
break;
|
|
case 194 /* EnumDeclaration */:
|
|
declareSymbol(container.symbol.exports, container.symbol, node, symbolKind, symbolExcludes);
|
|
break;
|
|
}
|
|
bindChildren(node, symbolKind, isBlockScopeContainer);
|
|
}
|
|
function bindConstructorDeclaration(node) {
|
|
bindDeclaration(node, 16384 /* Constructor */, 0, true);
|
|
ts.forEach(node.parameters, function (p) {
|
|
if (p.flags & (16 /* Public */ | 32 /* Private */ | 64 /* Protected */)) {
|
|
bindDeclaration(p, 4 /* Property */, 107455 /* PropertyExcludes */, false);
|
|
}
|
|
});
|
|
}
|
|
function bindModuleDeclaration(node) {
|
|
if (node.name.kind === 8 /* StringLiteral */) {
|
|
bindDeclaration(node, 512 /* ValueModule */, 106639 /* ValueModuleExcludes */, true);
|
|
}
|
|
else {
|
|
var state = getModuleInstanceState(node);
|
|
if (state === 0 /* NonInstantiated */) {
|
|
bindDeclaration(node, 1024 /* NamespaceModule */, 0 /* NamespaceModuleExcludes */, true);
|
|
}
|
|
else {
|
|
bindDeclaration(node, 512 /* ValueModule */, 106639 /* ValueModuleExcludes */, true);
|
|
if (state === 2 /* ConstEnumOnly */) {
|
|
node.symbol.constEnumOnlyModule = true;
|
|
}
|
|
else if (node.symbol.constEnumOnlyModule) {
|
|
node.symbol.constEnumOnlyModule = false;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
function bindFunctionOrConstructorType(node) {
|
|
var symbol = createSymbol(131072 /* Signature */, getDeclarationName(node));
|
|
addDeclarationToSymbol(symbol, node, 131072 /* Signature */);
|
|
bindChildren(node, 131072 /* Signature */, false);
|
|
var typeLiteralSymbol = createSymbol(2048 /* TypeLiteral */, "__type");
|
|
addDeclarationToSymbol(typeLiteralSymbol, node, 2048 /* TypeLiteral */);
|
|
typeLiteralSymbol.members = {};
|
|
typeLiteralSymbol.members[node.kind === 136 /* FunctionType */ ? "__call" : "__new"] = symbol;
|
|
}
|
|
function bindAnonymousDeclaration(node, symbolKind, name, isBlockScopeContainer) {
|
|
var symbol = createSymbol(symbolKind, name);
|
|
addDeclarationToSymbol(symbol, node, symbolKind);
|
|
bindChildren(node, symbolKind, isBlockScopeContainer);
|
|
}
|
|
function bindCatchVariableDeclaration(node) {
|
|
var symbol = createSymbol(1 /* FunctionScopedVariable */, node.name.text || "__missing");
|
|
addDeclarationToSymbol(symbol, node, 1 /* FunctionScopedVariable */);
|
|
var saveParent = parent;
|
|
var savedBlockScopeContainer = blockScopeContainer;
|
|
parent = blockScopeContainer = node;
|
|
ts.forEachChild(node, bind);
|
|
parent = saveParent;
|
|
blockScopeContainer = savedBlockScopeContainer;
|
|
}
|
|
function bindBlockScopedVariableDeclaration(node) {
|
|
switch (blockScopeContainer.kind) {
|
|
case 195 /* ModuleDeclaration */:
|
|
declareModuleMember(node, 2 /* BlockScopedVariable */, 107455 /* BlockScopedVariableExcludes */);
|
|
break;
|
|
case 207 /* SourceFile */:
|
|
if (ts.isExternalModule(container)) {
|
|
declareModuleMember(node, 2 /* BlockScopedVariable */, 107455 /* BlockScopedVariableExcludes */);
|
|
break;
|
|
}
|
|
default:
|
|
if (!blockScopeContainer.locals) {
|
|
blockScopeContainer.locals = {};
|
|
}
|
|
declareSymbol(blockScopeContainer.locals, undefined, node, 2 /* BlockScopedVariable */, 107455 /* BlockScopedVariableExcludes */);
|
|
}
|
|
bindChildren(node, 2 /* BlockScopedVariable */, false);
|
|
}
|
|
function getDestructuringParameterName(node) {
|
|
return "__" + ts.indexOf(node.parent.parameters, node);
|
|
}
|
|
function bind(node) {
|
|
node.parent = parent;
|
|
switch (node.kind) {
|
|
case 123 /* TypeParameter */:
|
|
bindDeclaration(node, 262144 /* TypeParameter */, 530912 /* TypeParameterExcludes */, false);
|
|
break;
|
|
case 124 /* Parameter */:
|
|
if (ts.isBindingPattern(node.name)) {
|
|
bindAnonymousDeclaration(node, 1 /* FunctionScopedVariable */, getDestructuringParameterName(node), false);
|
|
}
|
|
else {
|
|
bindDeclaration(node, 1 /* FunctionScopedVariable */, 107455 /* ParameterExcludes */, false);
|
|
}
|
|
break;
|
|
case 189 /* VariableDeclaration */:
|
|
case 146 /* BindingElement */:
|
|
if (ts.isBindingPattern(node.name)) {
|
|
bindChildren(node, 0, false);
|
|
}
|
|
else if (node.flags & 6144 /* BlockScoped */) {
|
|
bindBlockScopedVariableDeclaration(node);
|
|
}
|
|
else {
|
|
bindDeclaration(node, 1 /* FunctionScopedVariable */, 107454 /* FunctionScopedVariableExcludes */, false);
|
|
}
|
|
break;
|
|
case 126 /* PropertyDeclaration */:
|
|
case 125 /* PropertySignature */:
|
|
bindDeclaration(node, 4 /* Property */ | (node.questionToken ? 536870912 /* Optional */ : 0), 107455 /* PropertyExcludes */, false);
|
|
break;
|
|
case 204 /* PropertyAssignment */:
|
|
case 205 /* ShorthandPropertyAssignment */:
|
|
bindDeclaration(node, 4 /* Property */, 107455 /* PropertyExcludes */, false);
|
|
break;
|
|
case 206 /* EnumMember */:
|
|
bindDeclaration(node, 8 /* EnumMember */, 107455 /* EnumMemberExcludes */, false);
|
|
break;
|
|
case 132 /* CallSignature */:
|
|
case 133 /* ConstructSignature */:
|
|
case 134 /* IndexSignature */:
|
|
bindDeclaration(node, 131072 /* Signature */, 0, false);
|
|
break;
|
|
case 128 /* MethodDeclaration */:
|
|
case 127 /* MethodSignature */:
|
|
bindDeclaration(node, 8192 /* Method */ | (node.questionToken ? 536870912 /* Optional */ : 0), ts.isObjectLiteralMethod(node) ? 107455 /* PropertyExcludes */ : 99263 /* MethodExcludes */, true);
|
|
break;
|
|
case 190 /* FunctionDeclaration */:
|
|
bindDeclaration(node, 16 /* Function */, 106927 /* FunctionExcludes */, true);
|
|
break;
|
|
case 129 /* Constructor */:
|
|
bindConstructorDeclaration(node);
|
|
break;
|
|
case 130 /* GetAccessor */:
|
|
bindDeclaration(node, 32768 /* GetAccessor */, 41919 /* GetAccessorExcludes */, true);
|
|
break;
|
|
case 131 /* SetAccessor */:
|
|
bindDeclaration(node, 65536 /* SetAccessor */, 74687 /* SetAccessorExcludes */, true);
|
|
break;
|
|
case 136 /* FunctionType */:
|
|
case 137 /* ConstructorType */:
|
|
bindFunctionOrConstructorType(node);
|
|
break;
|
|
case 139 /* TypeLiteral */:
|
|
bindAnonymousDeclaration(node, 2048 /* TypeLiteral */, "__type", false);
|
|
break;
|
|
case 148 /* ObjectLiteralExpression */:
|
|
bindAnonymousDeclaration(node, 4096 /* ObjectLiteral */, "__object", false);
|
|
break;
|
|
case 156 /* FunctionExpression */:
|
|
case 157 /* ArrowFunction */:
|
|
bindAnonymousDeclaration(node, 16 /* Function */, "__function", true);
|
|
break;
|
|
case 203 /* CatchClause */:
|
|
bindCatchVariableDeclaration(node);
|
|
break;
|
|
case 191 /* ClassDeclaration */:
|
|
bindDeclaration(node, 32 /* Class */, 899583 /* ClassExcludes */, false);
|
|
break;
|
|
case 192 /* InterfaceDeclaration */:
|
|
bindDeclaration(node, 64 /* Interface */, 792992 /* InterfaceExcludes */, false);
|
|
break;
|
|
case 193 /* TypeAliasDeclaration */:
|
|
bindDeclaration(node, 524288 /* TypeAlias */, 793056 /* TypeAliasExcludes */, false);
|
|
break;
|
|
case 194 /* EnumDeclaration */:
|
|
if (ts.isConst(node)) {
|
|
bindDeclaration(node, 128 /* ConstEnum */, 899967 /* ConstEnumExcludes */, false);
|
|
}
|
|
else {
|
|
bindDeclaration(node, 256 /* RegularEnum */, 899327 /* RegularEnumExcludes */, false);
|
|
}
|
|
break;
|
|
case 195 /* ModuleDeclaration */:
|
|
bindModuleDeclaration(node);
|
|
break;
|
|
case 197 /* ImportDeclaration */:
|
|
bindDeclaration(node, 8388608 /* Import */, 8388608 /* ImportExcludes */, false);
|
|
break;
|
|
case 207 /* SourceFile */:
|
|
if (ts.isExternalModule(node)) {
|
|
bindAnonymousDeclaration(node, 512 /* ValueModule */, '"' + ts.removeFileExtension(node.filename) + '"', true);
|
|
break;
|
|
}
|
|
case 169 /* Block */:
|
|
case 186 /* TryBlock */:
|
|
case 203 /* CatchClause */:
|
|
case 187 /* FinallyBlock */:
|
|
case 176 /* ForStatement */:
|
|
case 177 /* ForInStatement */:
|
|
case 182 /* SwitchStatement */:
|
|
bindChildren(node, 0, true);
|
|
break;
|
|
default:
|
|
var saveParent = parent;
|
|
parent = node;
|
|
ts.forEachChild(node, bind);
|
|
parent = saveParent;
|
|
}
|
|
}
|
|
}
|
|
ts.bindSourceFile = bindSourceFile;
|
|
})(ts || (ts = {}));
|
|
var ts;
|
|
(function (ts) {
|
|
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;
|
|
}
|
|
function shouldEmitToOwnFile(sourceFile, compilerOptions) {
|
|
if (!ts.isDeclarationFile(sourceFile)) {
|
|
if ((ts.isExternalModule(sourceFile) || !compilerOptions.out) && !ts.fileExtensionIs(sourceFile.filename, ".js")) {
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
return false;
|
|
}
|
|
ts.shouldEmitToOwnFile = shouldEmitToOwnFile;
|
|
function isExternalModuleOrDeclarationFile(sourceFile) {
|
|
return ts.isExternalModule(sourceFile) || ts.isDeclarationFile(sourceFile);
|
|
}
|
|
ts.isExternalModuleOrDeclarationFile = isExternalModuleOrDeclarationFile;
|
|
function createTextWriter(newLine) {
|
|
var output = "";
|
|
var indent = 0;
|
|
var lineStart = true;
|
|
var lineCount = 0;
|
|
var linePos = 0;
|
|
function write(s) {
|
|
if (s && s.length) {
|
|
if (lineStart) {
|
|
output += getIndentString(indent);
|
|
lineStart = false;
|
|
}
|
|
output += s;
|
|
}
|
|
}
|
|
function rawWrite(s) {
|
|
if (s !== undefined) {
|
|
if (lineStart) {
|
|
lineStart = false;
|
|
}
|
|
output += s;
|
|
}
|
|
}
|
|
function writeLiteral(s) {
|
|
if (s && s.length) {
|
|
write(s);
|
|
var lineStartsOfS = ts.computeLineStarts(s);
|
|
if (lineStartsOfS.length > 1) {
|
|
lineCount = lineCount + lineStartsOfS.length - 1;
|
|
linePos = output.length - s.length + lineStartsOfS[lineStartsOfS.length - 1];
|
|
}
|
|
}
|
|
}
|
|
function writeLine() {
|
|
if (!lineStart) {
|
|
output += newLine;
|
|
lineCount++;
|
|
linePos = output.length;
|
|
lineStart = true;
|
|
}
|
|
}
|
|
function writeTextOfNode(sourceFile, node) {
|
|
write(ts.getSourceTextOfNodeFromSourceFile(sourceFile, node));
|
|
}
|
|
return {
|
|
write: write,
|
|
rawWrite: rawWrite,
|
|
writeTextOfNode: writeTextOfNode,
|
|
writeLiteral: writeLiteral,
|
|
writeLine: writeLine,
|
|
increaseIndent: function () { return indent++; },
|
|
decreaseIndent: function () { return indent--; },
|
|
getIndent: function () { return indent; },
|
|
getTextPos: function () { return output.length; },
|
|
getLine: function () { return lineCount + 1; },
|
|
getColumn: function () { return lineStart ? indent * getIndentSize() + 1 : output.length - linePos + 1; },
|
|
getText: function () { return output; }
|
|
};
|
|
}
|
|
function getLineOfLocalPosition(currentSourceFile, pos) {
|
|
return currentSourceFile.getLineAndCharacterFromPosition(pos).line;
|
|
}
|
|
function emitNewLineBeforeLeadingComments(currentSourceFile, writer, node, leadingComments) {
|
|
if (leadingComments && leadingComments.length && node.pos !== leadingComments[0].pos && getLineOfLocalPosition(currentSourceFile, node.pos) !== getLineOfLocalPosition(currentSourceFile, leadingComments[0].pos)) {
|
|
writer.writeLine();
|
|
}
|
|
}
|
|
function emitComments(currentSourceFile, writer, comments, trailingSeparator, newLine, writeComment) {
|
|
var emitLeadingSpace = !trailingSeparator;
|
|
ts.forEach(comments, function (comment) {
|
|
if (emitLeadingSpace) {
|
|
writer.write(" ");
|
|
emitLeadingSpace = false;
|
|
}
|
|
writeComment(currentSourceFile, writer, comment, newLine);
|
|
if (comment.hasTrailingNewLine) {
|
|
writer.writeLine();
|
|
}
|
|
else if (trailingSeparator) {
|
|
writer.write(" ");
|
|
}
|
|
else {
|
|
emitLeadingSpace = true;
|
|
}
|
|
});
|
|
}
|
|
function writeCommentRange(currentSourceFile, writer, comment, newLine) {
|
|
if (currentSourceFile.text.charCodeAt(comment.pos + 1) === 42 /* asterisk */) {
|
|
var firstCommentLineAndCharacter = currentSourceFile.getLineAndCharacterFromPosition(comment.pos);
|
|
var firstCommentLineIndent;
|
|
for (var pos = comment.pos, currentLine = firstCommentLineAndCharacter.line; pos < comment.end; currentLine++) {
|
|
var nextLineStart = currentSourceFile.getPositionFromLineAndCharacter(currentLine + 1, 1);
|
|
if (pos !== comment.pos) {
|
|
if (firstCommentLineIndent === undefined) {
|
|
firstCommentLineIndent = calculateIndent(currentSourceFile.getPositionFromLineAndCharacter(firstCommentLineAndCharacter.line, 1), comment.pos);
|
|
}
|
|
var currentWriterIndentSpacing = writer.getIndent() * getIndentSize();
|
|
var spacesToEmit = currentWriterIndentSpacing - firstCommentLineIndent + calculateIndent(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(pos, nextLineStart);
|
|
pos = nextLineStart;
|
|
}
|
|
}
|
|
else {
|
|
writer.write(currentSourceFile.text.substring(comment.pos, comment.end));
|
|
}
|
|
function writeTrimmedCurrentLine(pos, nextLineStart) {
|
|
var end = Math.min(comment.end, nextLineStart - 1);
|
|
var currentLineText = currentSourceFile.text.substring(pos, end).replace(/^\s+|\s+$/g, '');
|
|
if (currentLineText) {
|
|
writer.write(currentLineText);
|
|
if (end !== comment.end) {
|
|
writer.writeLine();
|
|
}
|
|
}
|
|
else {
|
|
writer.writeLiteral(newLine);
|
|
}
|
|
}
|
|
function calculateIndent(pos, end) {
|
|
var currentLineIndent = 0;
|
|
for (; pos < end && ts.isWhiteSpace(currentSourceFile.text.charCodeAt(pos)); pos++) {
|
|
if (currentSourceFile.text.charCodeAt(pos) === 9 /* tab */) {
|
|
currentLineIndent += getIndentSize() - (currentLineIndent % getIndentSize());
|
|
}
|
|
else {
|
|
currentLineIndent++;
|
|
}
|
|
}
|
|
return currentLineIndent;
|
|
}
|
|
}
|
|
function getFirstConstructorWithBody(node) {
|
|
return ts.forEach(node.members, function (member) {
|
|
if (member.kind === 129 /* Constructor */ && member.body) {
|
|
return member;
|
|
}
|
|
});
|
|
}
|
|
function getAllAccessorDeclarations(node, accessor) {
|
|
var firstAccessor;
|
|
var getAccessor;
|
|
var setAccessor;
|
|
if (accessor.name.kind === 122 /* ComputedPropertyName */) {
|
|
firstAccessor = accessor;
|
|
if (accessor.kind === 130 /* GetAccessor */) {
|
|
getAccessor = accessor;
|
|
}
|
|
else if (accessor.kind === 131 /* SetAccessor */) {
|
|
setAccessor = accessor;
|
|
}
|
|
else {
|
|
ts.Debug.fail("Accessor has wrong kind");
|
|
}
|
|
}
|
|
else {
|
|
ts.forEach(node.members, function (member) {
|
|
if ((member.kind === 130 /* GetAccessor */ || member.kind === 131 /* SetAccessor */) && member.name.text === accessor.name.text && (member.flags & 128 /* Static */) === (accessor.flags & 128 /* Static */)) {
|
|
if (!firstAccessor) {
|
|
firstAccessor = member;
|
|
}
|
|
if (member.kind === 130 /* GetAccessor */ && !getAccessor) {
|
|
getAccessor = member;
|
|
}
|
|
if (member.kind === 131 /* SetAccessor */ && !setAccessor) {
|
|
setAccessor = member;
|
|
}
|
|
}
|
|
});
|
|
}
|
|
return {
|
|
firstAccessor: firstAccessor,
|
|
getAccessor: getAccessor,
|
|
setAccessor: setAccessor
|
|
};
|
|
}
|
|
function getSourceFilePathInNewDir(sourceFile, program, newDirPath) {
|
|
var compilerHost = program.getCompilerHost();
|
|
var sourceFilePath = ts.getNormalizedAbsolutePath(sourceFile.filename, compilerHost.getCurrentDirectory());
|
|
sourceFilePath = sourceFilePath.replace(program.getCommonSourceDirectory(), "");
|
|
return ts.combinePaths(newDirPath, sourceFilePath);
|
|
}
|
|
function getOwnEmitOutputFilePath(sourceFile, program, extension) {
|
|
var compilerOptions = program.getCompilerOptions();
|
|
if (compilerOptions.outDir) {
|
|
var emitOutputFilePathWithoutExtension = ts.removeFileExtension(getSourceFilePathInNewDir(sourceFile, program, compilerOptions.outDir));
|
|
}
|
|
else {
|
|
var emitOutputFilePathWithoutExtension = ts.removeFileExtension(sourceFile.filename);
|
|
}
|
|
return emitOutputFilePathWithoutExtension + extension;
|
|
}
|
|
function writeFile(compilerHost, diagnostics, filename, data, writeByteOrderMark) {
|
|
compilerHost.writeFile(filename, data, writeByteOrderMark, function (hostErrorMessage) {
|
|
diagnostics.push(ts.createCompilerDiagnostic(ts.Diagnostics.Could_not_write_file_0_Colon_1, filename, hostErrorMessage));
|
|
});
|
|
}
|
|
function emitDeclarations(program, resolver, diagnostics, jsFilePath, root) {
|
|
var newLine = program.getCompilerHost().getNewLine();
|
|
var compilerOptions = program.getCompilerOptions();
|
|
var compilerHost = program.getCompilerHost();
|
|
var write;
|
|
var writeLine;
|
|
var increaseIndent;
|
|
var decreaseIndent;
|
|
var writeTextOfNode;
|
|
var writer = createAndSetNewTextWriterWithSymbolWriter();
|
|
var enclosingDeclaration;
|
|
var currentSourceFile;
|
|
var reportedDeclarationError = false;
|
|
var emitJsDocComments = compilerOptions.removeComments ? function (declaration) {
|
|
} : writeJsDocComments;
|
|
var aliasDeclarationEmitInfo = [];
|
|
function createAndSetNewTextWriterWithSymbolWriter() {
|
|
var writer = createTextWriter(newLine);
|
|
writer.trackSymbol = trackSymbol;
|
|
writer.writeKeyword = writer.write;
|
|
writer.writeOperator = writer.write;
|
|
writer.writePunctuation = writer.write;
|
|
writer.writeSpace = writer.write;
|
|
writer.writeStringLiteral = writer.writeLiteral;
|
|
writer.writeParameter = writer.write;
|
|
writer.writeSymbol = writer.write;
|
|
setWriter(writer);
|
|
return writer;
|
|
}
|
|
function setWriter(newWriter) {
|
|
writer = newWriter;
|
|
write = newWriter.write;
|
|
writeTextOfNode = newWriter.writeTextOfNode;
|
|
writeLine = newWriter.writeLine;
|
|
increaseIndent = newWriter.increaseIndent;
|
|
decreaseIndent = newWriter.decreaseIndent;
|
|
}
|
|
function writeAsychronousImportDeclarations(importDeclarations) {
|
|
var oldWriter = writer;
|
|
ts.forEach(importDeclarations, function (aliasToWrite) {
|
|
var aliasEmitInfo = ts.forEach(aliasDeclarationEmitInfo, function (declEmitInfo) { return declEmitInfo.declaration === aliasToWrite ? declEmitInfo : undefined; });
|
|
if (aliasEmitInfo) {
|
|
createAndSetNewTextWriterWithSymbolWriter();
|
|
for (var declarationIndent = aliasEmitInfo.indent; declarationIndent; declarationIndent--) {
|
|
increaseIndent();
|
|
}
|
|
writeImportDeclaration(aliasToWrite);
|
|
aliasEmitInfo.asynchronousOutput = writer.getText();
|
|
}
|
|
});
|
|
setWriter(oldWriter);
|
|
}
|
|
function handleSymbolAccessibilityError(symbolAccesibilityResult) {
|
|
if (symbolAccesibilityResult.accessibility === 0 /* Accessible */) {
|
|
if (symbolAccesibilityResult && symbolAccesibilityResult.aliasesToMakeVisible) {
|
|
writeAsychronousImportDeclarations(symbolAccesibilityResult.aliasesToMakeVisible);
|
|
}
|
|
}
|
|
else {
|
|
reportedDeclarationError = true;
|
|
var errorInfo = writer.getSymbolAccessibilityDiagnostic(symbolAccesibilityResult);
|
|
if (errorInfo) {
|
|
if (errorInfo.typeName) {
|
|
diagnostics.push(ts.createDiagnosticForNode(symbolAccesibilityResult.errorNode || errorInfo.errorNode, errorInfo.diagnosticMessage, ts.getSourceTextOfNodeFromSourceFile(currentSourceFile, errorInfo.typeName), symbolAccesibilityResult.errorSymbolName, symbolAccesibilityResult.errorModuleName));
|
|
}
|
|
else {
|
|
diagnostics.push(ts.createDiagnosticForNode(symbolAccesibilityResult.errorNode || errorInfo.errorNode, errorInfo.diagnosticMessage, symbolAccesibilityResult.errorSymbolName, symbolAccesibilityResult.errorModuleName));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
function trackSymbol(symbol, enclosingDeclaration, meaning) {
|
|
handleSymbolAccessibilityError(resolver.isSymbolAccessible(symbol, enclosingDeclaration, meaning));
|
|
}
|
|
function writeTypeOfDeclaration(declaration, type, getSymbolAccessibilityDiagnostic) {
|
|
writer.getSymbolAccessibilityDiagnostic = getSymbolAccessibilityDiagnostic;
|
|
write(": ");
|
|
if (type) {
|
|
emitType(type);
|
|
}
|
|
else {
|
|
resolver.writeTypeOfDeclaration(declaration, enclosingDeclaration, 2 /* UseTypeOfFunction */, writer);
|
|
}
|
|
}
|
|
function writeReturnTypeAtSignature(signature, getSymbolAccessibilityDiagnostic) {
|
|
writer.getSymbolAccessibilityDiagnostic = getSymbolAccessibilityDiagnostic;
|
|
write(": ");
|
|
if (signature.type) {
|
|
emitType(signature.type);
|
|
}
|
|
else {
|
|
resolver.writeReturnTypeOfSignatureDeclaration(signature, enclosingDeclaration, 2 /* UseTypeOfFunction */, writer);
|
|
}
|
|
}
|
|
function emitLines(nodes) {
|
|
for (var i = 0, n = nodes.length; i < n; i++) {
|
|
emitNode(nodes[i]);
|
|
}
|
|
}
|
|
function emitSeparatedList(nodes, separator, eachNodeEmitFn) {
|
|
var currentWriterPos = writer.getTextPos();
|
|
for (var i = 0, n = nodes.length; i < n; i++) {
|
|
if (currentWriterPos !== writer.getTextPos()) {
|
|
write(separator);
|
|
}
|
|
currentWriterPos = writer.getTextPos();
|
|
eachNodeEmitFn(nodes[i]);
|
|
}
|
|
}
|
|
function emitCommaList(nodes, eachNodeEmitFn) {
|
|
emitSeparatedList(nodes, ", ", eachNodeEmitFn);
|
|
}
|
|
function writeJsDocComments(declaration) {
|
|
if (declaration) {
|
|
var jsDocComments = ts.getJsDocComments(declaration, currentSourceFile);
|
|
emitNewLineBeforeLeadingComments(currentSourceFile, writer, declaration, jsDocComments);
|
|
emitComments(currentSourceFile, writer, jsDocComments, true, newLine, writeCommentRange);
|
|
}
|
|
}
|
|
function emitTypeWithNewGetSymbolAccessibilityDiagnostic(type, getSymbolAccessibilityDiagnostic) {
|
|
writer.getSymbolAccessibilityDiagnostic = getSymbolAccessibilityDiagnostic;
|
|
emitType(type);
|
|
}
|
|
function emitType(type) {
|
|
switch (type.kind) {
|
|
case 110 /* AnyKeyword */:
|
|
case 119 /* StringKeyword */:
|
|
case 117 /* NumberKeyword */:
|
|
case 111 /* BooleanKeyword */:
|
|
case 98 /* VoidKeyword */:
|
|
case 8 /* StringLiteral */:
|
|
return writeTextOfNode(currentSourceFile, type);
|
|
case 135 /* TypeReference */:
|
|
return emitTypeReference(type);
|
|
case 138 /* TypeQuery */:
|
|
return emitTypeQuery(type);
|
|
case 140 /* ArrayType */:
|
|
return emitArrayType(type);
|
|
case 141 /* TupleType */:
|
|
return emitTupleType(type);
|
|
case 142 /* UnionType */:
|
|
return emitUnionType(type);
|
|
case 143 /* ParenthesizedType */:
|
|
return emitParenType(type);
|
|
case 136 /* FunctionType */:
|
|
case 137 /* ConstructorType */:
|
|
return emitSignatureDeclarationWithJsDocComments(type);
|
|
case 139 /* TypeLiteral */:
|
|
return emitTypeLiteral(type);
|
|
case 64 /* Identifier */:
|
|
return emitEntityName(type);
|
|
case 121 /* QualifiedName */:
|
|
return emitEntityName(type);
|
|
default:
|
|
ts.Debug.fail("Unknown type annotation: " + type.kind);
|
|
}
|
|
function emitEntityName(entityName) {
|
|
var visibilityResult = resolver.isEntityNameVisible(entityName, entityName.parent.kind === 197 /* ImportDeclaration */ ? entityName.parent : enclosingDeclaration);
|
|
handleSymbolAccessibilityError(visibilityResult);
|
|
writeEntityName(entityName);
|
|
function writeEntityName(entityName) {
|
|
if (entityName.kind === 64 /* Identifier */) {
|
|
writeTextOfNode(currentSourceFile, entityName);
|
|
}
|
|
else {
|
|
var qualifiedName = entityName;
|
|
writeEntityName(qualifiedName.left);
|
|
write(".");
|
|
writeTextOfNode(currentSourceFile, qualifiedName.right);
|
|
}
|
|
}
|
|
}
|
|
function emitTypeReference(type) {
|
|
emitEntityName(type.typeName);
|
|
if (type.typeArguments) {
|
|
write("<");
|
|
emitCommaList(type.typeArguments, emitType);
|
|
write(">");
|
|
}
|
|
}
|
|
function emitTypeQuery(type) {
|
|
write("typeof ");
|
|
emitEntityName(type.exprName);
|
|
}
|
|
function emitArrayType(type) {
|
|
emitType(type.elementType);
|
|
write("[]");
|
|
}
|
|
function emitTupleType(type) {
|
|
write("[");
|
|
emitCommaList(type.elementTypes, emitType);
|
|
write("]");
|
|
}
|
|
function emitUnionType(type) {
|
|
emitSeparatedList(type.types, " | ", emitType);
|
|
}
|
|
function emitParenType(type) {
|
|
write("(");
|
|
emitType(type.type);
|
|
write(")");
|
|
}
|
|
function emitTypeLiteral(type) {
|
|
write("{");
|
|
if (type.members.length) {
|
|
writeLine();
|
|
increaseIndent();
|
|
emitLines(type.members);
|
|
decreaseIndent();
|
|
}
|
|
write("}");
|
|
}
|
|
}
|
|
function emitSourceFile(node) {
|
|
currentSourceFile = node;
|
|
enclosingDeclaration = node;
|
|
emitLines(node.statements);
|
|
}
|
|
function emitExportAssignment(node) {
|
|
write("export = ");
|
|
writeTextOfNode(currentSourceFile, node.exportName);
|
|
write(";");
|
|
writeLine();
|
|
}
|
|
function emitModuleElementDeclarationFlags(node) {
|
|
if (node.parent === currentSourceFile) {
|
|
if (node.flags & 1 /* Export */) {
|
|
write("export ");
|
|
}
|
|
if (node.kind !== 192 /* InterfaceDeclaration */) {
|
|
write("declare ");
|
|
}
|
|
}
|
|
}
|
|
function emitClassMemberDeclarationFlags(node) {
|
|
if (node.flags & 32 /* Private */) {
|
|
write("private ");
|
|
}
|
|
else if (node.flags & 64 /* Protected */) {
|
|
write("protected ");
|
|
}
|
|
if (node.flags & 128 /* Static */) {
|
|
write("static ");
|
|
}
|
|
}
|
|
function emitImportDeclaration(node) {
|
|
var nodeEmitInfo = {
|
|
declaration: node,
|
|
outputPos: writer.getTextPos(),
|
|
indent: writer.getIndent(),
|
|
hasWritten: resolver.isDeclarationVisible(node)
|
|
};
|
|
aliasDeclarationEmitInfo.push(nodeEmitInfo);
|
|
if (nodeEmitInfo.hasWritten) {
|
|
writeImportDeclaration(node);
|
|
}
|
|
}
|
|
function writeImportDeclaration(node) {
|
|
emitJsDocComments(node);
|
|
if (node.flags & 1 /* Export */) {
|
|
write("export ");
|
|
}
|
|
write("import ");
|
|
writeTextOfNode(currentSourceFile, node.name);
|
|
write(" = ");
|
|
if (ts.isInternalModuleImportDeclaration(node)) {
|
|
emitTypeWithNewGetSymbolAccessibilityDiagnostic(node.moduleReference, getImportEntityNameVisibilityError);
|
|
write(";");
|
|
}
|
|
else {
|
|
write("require(");
|
|
writeTextOfNode(currentSourceFile, ts.getExternalModuleImportDeclarationExpression(node));
|
|
write(");");
|
|
}
|
|
writer.writeLine();
|
|
function getImportEntityNameVisibilityError(symbolAccesibilityResult) {
|
|
return {
|
|
diagnosticMessage: ts.Diagnostics.Import_declaration_0_is_using_private_name_1,
|
|
errorNode: node,
|
|
typeName: node.name
|
|
};
|
|
}
|
|
}
|
|
function emitModuleDeclaration(node) {
|
|
if (resolver.isDeclarationVisible(node)) {
|
|
emitJsDocComments(node);
|
|
emitModuleElementDeclarationFlags(node);
|
|
write("module ");
|
|
writeTextOfNode(currentSourceFile, node.name);
|
|
while (node.body.kind !== 196 /* ModuleBlock */) {
|
|
node = node.body;
|
|
write(".");
|
|
writeTextOfNode(currentSourceFile, node.name);
|
|
}
|
|
var prevEnclosingDeclaration = enclosingDeclaration;
|
|
enclosingDeclaration = node;
|
|
write(" {");
|
|
writeLine();
|
|
increaseIndent();
|
|
emitLines(node.body.statements);
|
|
decreaseIndent();
|
|
write("}");
|
|
writeLine();
|
|
enclosingDeclaration = prevEnclosingDeclaration;
|
|
}
|
|
}
|
|
function emitTypeAliasDeclaration(node) {
|
|
if (resolver.isDeclarationVisible(node)) {
|
|
emitJsDocComments(node);
|
|
emitModuleElementDeclarationFlags(node);
|
|
write("type ");
|
|
writeTextOfNode(currentSourceFile, node.name);
|
|
write(" = ");
|
|
emitTypeWithNewGetSymbolAccessibilityDiagnostic(node.type, getTypeAliasDeclarationVisibilityError);
|
|
write(";");
|
|
writeLine();
|
|
}
|
|
function getTypeAliasDeclarationVisibilityError(symbolAccesibilityResult) {
|
|
return {
|
|
diagnosticMessage: ts.Diagnostics.Exported_type_alias_0_has_or_is_using_private_name_1,
|
|
errorNode: node.type,
|
|
typeName: node.name
|
|
};
|
|
}
|
|
}
|
|
function emitEnumDeclaration(node) {
|
|
if (resolver.isDeclarationVisible(node)) {
|
|
emitJsDocComments(node);
|
|
emitModuleElementDeclarationFlags(node);
|
|
if (ts.isConst(node)) {
|
|
write("const ");
|
|
}
|
|
write("enum ");
|
|
writeTextOfNode(currentSourceFile, node.name);
|
|
write(" {");
|
|
writeLine();
|
|
increaseIndent();
|
|
emitLines(node.members);
|
|
decreaseIndent();
|
|
write("}");
|
|
writeLine();
|
|
}
|
|
}
|
|
function emitEnumMemberDeclaration(node) {
|
|
emitJsDocComments(node);
|
|
writeTextOfNode(currentSourceFile, node.name);
|
|
var enumMemberValue = resolver.getEnumMemberValue(node);
|
|
if (enumMemberValue !== undefined) {
|
|
write(" = ");
|
|
write(enumMemberValue.toString());
|
|
}
|
|
write(",");
|
|
writeLine();
|
|
}
|
|
function isPrivateMethodTypeParameter(node) {
|
|
return node.parent.kind === 128 /* MethodDeclaration */ && (node.parent.flags & 32 /* Private */);
|
|
}
|
|
function emitTypeParameters(typeParameters) {
|
|
function emitTypeParameter(node) {
|
|
increaseIndent();
|
|
emitJsDocComments(node);
|
|
decreaseIndent();
|
|
writeTextOfNode(currentSourceFile, node.name);
|
|
if (node.constraint && !isPrivateMethodTypeParameter(node)) {
|
|
write(" extends ");
|
|
if (node.parent.kind === 136 /* FunctionType */ || node.parent.kind === 137 /* ConstructorType */ || (node.parent.parent && node.parent.parent.kind === 139 /* TypeLiteral */)) {
|
|
ts.Debug.assert(node.parent.kind === 128 /* MethodDeclaration */ || node.parent.kind === 127 /* MethodSignature */ || node.parent.kind === 136 /* FunctionType */ || node.parent.kind === 137 /* ConstructorType */ || node.parent.kind === 132 /* CallSignature */ || node.parent.kind === 133 /* ConstructSignature */);
|
|
emitType(node.constraint);
|
|
}
|
|
else {
|
|
emitTypeWithNewGetSymbolAccessibilityDiagnostic(node.constraint, getTypeParameterConstraintVisibilityError);
|
|
}
|
|
}
|
|
function getTypeParameterConstraintVisibilityError(symbolAccesibilityResult) {
|
|
var diagnosticMessage;
|
|
switch (node.parent.kind) {
|
|
case 191 /* ClassDeclaration */:
|
|
diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_class_has_or_is_using_private_name_1;
|
|
break;
|
|
case 192 /* InterfaceDeclaration */:
|
|
diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_interface_has_or_is_using_private_name_1;
|
|
break;
|
|
case 133 /* ConstructSignature */:
|
|
diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1;
|
|
break;
|
|
case 132 /* CallSignature */:
|
|
diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1;
|
|
break;
|
|
case 128 /* MethodDeclaration */:
|
|
case 127 /* MethodSignature */:
|
|
if (node.parent.flags & 128 /* Static */) {
|
|
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 === 191 /* ClassDeclaration */) {
|
|
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 190 /* FunctionDeclaration */:
|
|
diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_function_has_or_is_using_private_name_1;
|
|
break;
|
|
default:
|
|
ts.Debug.fail("This is unknown parent for type parameter: " + node.parent.kind);
|
|
}
|
|
return {
|
|
diagnosticMessage: diagnosticMessage,
|
|
errorNode: node,
|
|
typeName: node.name
|
|
};
|
|
}
|
|
}
|
|
if (typeParameters) {
|
|
write("<");
|
|
emitCommaList(typeParameters, emitTypeParameter);
|
|
write(">");
|
|
}
|
|
}
|
|
function emitHeritageClause(typeReferences, isImplementsList) {
|
|
if (typeReferences) {
|
|
write(isImplementsList ? " implements " : " extends ");
|
|
emitCommaList(typeReferences, emitTypeOfTypeReference);
|
|
}
|
|
function emitTypeOfTypeReference(node) {
|
|
emitTypeWithNewGetSymbolAccessibilityDiagnostic(node, getHeritageClauseVisibilityError);
|
|
function getHeritageClauseVisibilityError(symbolAccesibilityResult) {
|
|
var diagnosticMessage;
|
|
if (node.parent.parent.kind === 191 /* ClassDeclaration */) {
|
|
diagnosticMessage = isImplementsList ? 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: node.parent.parent.name
|
|
};
|
|
}
|
|
}
|
|
}
|
|
function emitClassDeclaration(node) {
|
|
function emitParameterProperties(constructorDeclaration) {
|
|
if (constructorDeclaration) {
|
|
ts.forEach(constructorDeclaration.parameters, function (param) {
|
|
if (param.flags & 112 /* AccessibilityModifier */) {
|
|
emitPropertyDeclaration(param);
|
|
}
|
|
});
|
|
}
|
|
}
|
|
if (resolver.isDeclarationVisible(node)) {
|
|
emitJsDocComments(node);
|
|
emitModuleElementDeclarationFlags(node);
|
|
write("class ");
|
|
writeTextOfNode(currentSourceFile, node.name);
|
|
var prevEnclosingDeclaration = enclosingDeclaration;
|
|
enclosingDeclaration = node;
|
|
emitTypeParameters(node.typeParameters);
|
|
var baseTypeNode = ts.getClassBaseTypeNode(node);
|
|
if (baseTypeNode) {
|
|
emitHeritageClause([baseTypeNode], false);
|
|
}
|
|
emitHeritageClause(ts.getClassImplementedTypeNodes(node), true);
|
|
write(" {");
|
|
writeLine();
|
|
increaseIndent();
|
|
emitParameterProperties(getFirstConstructorWithBody(node));
|
|
emitLines(node.members);
|
|
decreaseIndent();
|
|
write("}");
|
|
writeLine();
|
|
enclosingDeclaration = prevEnclosingDeclaration;
|
|
}
|
|
}
|
|
function emitInterfaceDeclaration(node) {
|
|
if (resolver.isDeclarationVisible(node)) {
|
|
emitJsDocComments(node);
|
|
emitModuleElementDeclarationFlags(node);
|
|
write("interface ");
|
|
writeTextOfNode(currentSourceFile, node.name);
|
|
var prevEnclosingDeclaration = enclosingDeclaration;
|
|
enclosingDeclaration = node;
|
|
emitTypeParameters(node.typeParameters);
|
|
emitHeritageClause(ts.getInterfaceBaseTypeNodes(node), false);
|
|
write(" {");
|
|
writeLine();
|
|
increaseIndent();
|
|
emitLines(node.members);
|
|
decreaseIndent();
|
|
write("}");
|
|
writeLine();
|
|
enclosingDeclaration = prevEnclosingDeclaration;
|
|
}
|
|
}
|
|
function emitPropertyDeclaration(node) {
|
|
emitJsDocComments(node);
|
|
emitClassMemberDeclarationFlags(node);
|
|
emitVariableDeclaration(node);
|
|
write(";");
|
|
writeLine();
|
|
}
|
|
function emitVariableDeclaration(node) {
|
|
if (node.kind !== 189 /* VariableDeclaration */ || resolver.isDeclarationVisible(node)) {
|
|
writeTextOfNode(currentSourceFile, node.name);
|
|
if ((node.kind === 126 /* PropertyDeclaration */ || node.kind === 125 /* PropertySignature */) && ts.hasQuestionToken(node)) {
|
|
write("?");
|
|
}
|
|
if ((node.kind === 126 /* PropertyDeclaration */ || node.kind === 125 /* PropertySignature */) && node.parent.kind === 139 /* TypeLiteral */) {
|
|
emitTypeOfVariableDeclarationFromTypeLiteral(node);
|
|
}
|
|
else if (!(node.flags & 32 /* Private */)) {
|
|
writeTypeOfDeclaration(node, node.type, getVariableDeclarationTypeVisibilityError);
|
|
}
|
|
}
|
|
function getVariableDeclarationTypeVisibilityError(symbolAccesibilityResult) {
|
|
var diagnosticMessage;
|
|
if (node.kind === 189 /* VariableDeclaration */) {
|
|
diagnosticMessage = symbolAccesibilityResult.errorModuleName ? symbolAccesibilityResult.accessibility === 2 /* CannotBeNamed */ ? 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 === 126 /* PropertyDeclaration */ || node.kind === 125 /* PropertySignature */) {
|
|
if (node.flags & 128 /* Static */) {
|
|
diagnosticMessage = symbolAccesibilityResult.errorModuleName ? symbolAccesibilityResult.accessibility === 2 /* CannotBeNamed */ ? 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 === 191 /* ClassDeclaration */) {
|
|
diagnosticMessage = symbolAccesibilityResult.errorModuleName ? symbolAccesibilityResult.accessibility === 2 /* CannotBeNamed */ ? 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 {
|
|
diagnosticMessage = symbolAccesibilityResult.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;
|
|
}
|
|
}
|
|
return diagnosticMessage !== undefined ? {
|
|
diagnosticMessage: diagnosticMessage,
|
|
errorNode: node,
|
|
typeName: node.name
|
|
} : undefined;
|
|
}
|
|
}
|
|
function emitTypeOfVariableDeclarationFromTypeLiteral(node) {
|
|
if (node.type) {
|
|
write(": ");
|
|
emitType(node.type);
|
|
}
|
|
}
|
|
function emitVariableStatement(node) {
|
|
var hasDeclarationWithEmit = ts.forEach(node.declarations, function (varDeclaration) { return resolver.isDeclarationVisible(varDeclaration); });
|
|
if (hasDeclarationWithEmit) {
|
|
emitJsDocComments(node);
|
|
emitModuleElementDeclarationFlags(node);
|
|
if (ts.isLet(node)) {
|
|
write("let ");
|
|
}
|
|
else if (ts.isConst(node)) {
|
|
write("const ");
|
|
}
|
|
else {
|
|
write("var ");
|
|
}
|
|
emitCommaList(node.declarations, emitVariableDeclaration);
|
|
write(";");
|
|
writeLine();
|
|
}
|
|
}
|
|
function emitAccessorDeclaration(node) {
|
|
var accessors = getAllAccessorDeclarations(node.parent, node);
|
|
if (node === accessors.firstAccessor) {
|
|
emitJsDocComments(accessors.getAccessor);
|
|
emitJsDocComments(accessors.setAccessor);
|
|
emitClassMemberDeclarationFlags(node);
|
|
writeTextOfNode(currentSourceFile, node.name);
|
|
if (!(node.flags & 32 /* Private */)) {
|
|
var accessorWithTypeAnnotation = node;
|
|
var type = getTypeAnnotationFromAccessor(node);
|
|
if (!type) {
|
|
var anotherAccessor = node.kind === 130 /* GetAccessor */ ? accessors.setAccessor : accessors.getAccessor;
|
|
type = getTypeAnnotationFromAccessor(anotherAccessor);
|
|
if (type) {
|
|
accessorWithTypeAnnotation = anotherAccessor;
|
|
}
|
|
}
|
|
writeTypeOfDeclaration(node, type, getAccessorDeclarationTypeVisibilityError);
|
|
}
|
|
write(";");
|
|
writeLine();
|
|
}
|
|
function getTypeAnnotationFromAccessor(accessor) {
|
|
if (accessor) {
|
|
return accessor.kind === 130 /* GetAccessor */ ? accessor.type : accessor.parameters[0].type;
|
|
}
|
|
}
|
|
function getAccessorDeclarationTypeVisibilityError(symbolAccesibilityResult) {
|
|
var diagnosticMessage;
|
|
if (accessorWithTypeAnnotation.kind === 131 /* SetAccessor */) {
|
|
if (accessorWithTypeAnnotation.parent.flags & 128 /* Static */) {
|
|
diagnosticMessage = symbolAccesibilityResult.errorModuleName ? ts.Diagnostics.Parameter_0_of_public_static_property_setter_from_exported_class_has_or_is_using_name_1_from_private_module_2 : ts.Diagnostics.Parameter_0_of_public_static_property_setter_from_exported_class_has_or_is_using_private_name_1;
|
|
}
|
|
else {
|
|
diagnosticMessage = symbolAccesibilityResult.errorModuleName ? ts.Diagnostics.Parameter_0_of_public_property_setter_from_exported_class_has_or_is_using_name_1_from_private_module_2 : ts.Diagnostics.Parameter_0_of_public_property_setter_from_exported_class_has_or_is_using_private_name_1;
|
|
}
|
|
return {
|
|
diagnosticMessage: diagnosticMessage,
|
|
errorNode: accessorWithTypeAnnotation.parameters[0],
|
|
typeName: accessorWithTypeAnnotation.name
|
|
};
|
|
}
|
|
else {
|
|
if (accessorWithTypeAnnotation.flags & 128 /* Static */) {
|
|
diagnosticMessage = symbolAccesibilityResult.errorModuleName ? symbolAccesibilityResult.accessibility === 2 /* CannotBeNamed */ ? ts.Diagnostics.Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named : ts.Diagnostics.Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_name_0_from_private_module_1 : ts.Diagnostics.Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_private_name_0;
|
|
}
|
|
else {
|
|
diagnosticMessage = symbolAccesibilityResult.errorModuleName ? symbolAccesibilityResult.accessibility === 2 /* CannotBeNamed */ ? ts.Diagnostics.Return_type_of_public_property_getter_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named : ts.Diagnostics.Return_type_of_public_property_getter_from_exported_class_has_or_is_using_name_0_from_private_module_1 : ts.Diagnostics.Return_type_of_public_property_getter_from_exported_class_has_or_is_using_private_name_0;
|
|
}
|
|
return {
|
|
diagnosticMessage: diagnosticMessage,
|
|
errorNode: accessorWithTypeAnnotation.name,
|
|
typeName: undefined
|
|
};
|
|
}
|
|
}
|
|
}
|
|
function emitFunctionDeclaration(node) {
|
|
if ((node.kind !== 190 /* FunctionDeclaration */ || resolver.isDeclarationVisible(node)) && !resolver.isImplementationOfOverload(node)) {
|
|
emitJsDocComments(node);
|
|
if (node.kind === 190 /* FunctionDeclaration */) {
|
|
emitModuleElementDeclarationFlags(node);
|
|
}
|
|
else if (node.kind === 128 /* MethodDeclaration */) {
|
|
emitClassMemberDeclarationFlags(node);
|
|
}
|
|
if (node.kind === 190 /* FunctionDeclaration */) {
|
|
write("function ");
|
|
writeTextOfNode(currentSourceFile, node.name);
|
|
}
|
|
else if (node.kind === 129 /* Constructor */) {
|
|
write("constructor");
|
|
}
|
|
else {
|
|
writeTextOfNode(currentSourceFile, node.name);
|
|
if (ts.hasQuestionToken(node)) {
|
|
write("?");
|
|
}
|
|
}
|
|
emitSignatureDeclaration(node);
|
|
}
|
|
}
|
|
function emitSignatureDeclarationWithJsDocComments(node) {
|
|
emitJsDocComments(node);
|
|
emitSignatureDeclaration(node);
|
|
}
|
|
function emitSignatureDeclaration(node) {
|
|
if (node.kind === 133 /* ConstructSignature */ || node.kind === 137 /* ConstructorType */) {
|
|
write("new ");
|
|
}
|
|
emitTypeParameters(node.typeParameters);
|
|
if (node.kind === 134 /* IndexSignature */) {
|
|
write("[");
|
|
}
|
|
else {
|
|
write("(");
|
|
}
|
|
var prevEnclosingDeclaration = enclosingDeclaration;
|
|
enclosingDeclaration = node;
|
|
emitCommaList(node.parameters, emitParameterDeclaration);
|
|
if (node.kind === 134 /* IndexSignature */) {
|
|
write("]");
|
|
}
|
|
else {
|
|
write(")");
|
|
}
|
|
var isFunctionTypeOrConstructorType = node.kind === 136 /* FunctionType */ || node.kind === 137 /* ConstructorType */;
|
|
if (isFunctionTypeOrConstructorType || node.parent.kind === 139 /* TypeLiteral */) {
|
|
if (node.type) {
|
|
write(isFunctionTypeOrConstructorType ? " => " : ": ");
|
|
emitType(node.type);
|
|
}
|
|
}
|
|
else if (node.kind !== 129 /* Constructor */ && !(node.flags & 32 /* Private */)) {
|
|
writeReturnTypeAtSignature(node, getReturnTypeVisibilityError);
|
|
}
|
|
enclosingDeclaration = prevEnclosingDeclaration;
|
|
if (!isFunctionTypeOrConstructorType) {
|
|
write(";");
|
|
writeLine();
|
|
}
|
|
function getReturnTypeVisibilityError(symbolAccesibilityResult) {
|
|
var diagnosticMessage;
|
|
switch (node.kind) {
|
|
case 133 /* ConstructSignature */:
|
|
diagnosticMessage = symbolAccesibilityResult.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 132 /* CallSignature */:
|
|
diagnosticMessage = symbolAccesibilityResult.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 134 /* IndexSignature */:
|
|
diagnosticMessage = symbolAccesibilityResult.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 128 /* MethodDeclaration */:
|
|
case 127 /* MethodSignature */:
|
|
if (node.flags & 128 /* Static */) {
|
|
diagnosticMessage = symbolAccesibilityResult.errorModuleName ? symbolAccesibilityResult.accessibility === 2 /* CannotBeNamed */ ? 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 === 191 /* ClassDeclaration */) {
|
|
diagnosticMessage = symbolAccesibilityResult.errorModuleName ? symbolAccesibilityResult.accessibility === 2 /* CannotBeNamed */ ? 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 = symbolAccesibilityResult.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 190 /* FunctionDeclaration */:
|
|
diagnosticMessage = symbolAccesibilityResult.errorModuleName ? symbolAccesibilityResult.accessibility === 2 /* CannotBeNamed */ ? 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:
|
|
ts.Debug.fail("This is unknown kind for signature: " + node.kind);
|
|
}
|
|
return {
|
|
diagnosticMessage: diagnosticMessage,
|
|
errorNode: node.name || node
|
|
};
|
|
}
|
|
}
|
|
function emitParameterDeclaration(node) {
|
|
increaseIndent();
|
|
emitJsDocComments(node);
|
|
if (node.dotDotDotToken) {
|
|
write("...");
|
|
}
|
|
if (ts.isBindingPattern(node.name)) {
|
|
write("_" + ts.indexOf(node.parent.parameters, node));
|
|
}
|
|
else {
|
|
writeTextOfNode(currentSourceFile, node.name);
|
|
}
|
|
if (node.initializer || ts.hasQuestionToken(node)) {
|
|
write("?");
|
|
}
|
|
decreaseIndent();
|
|
if (node.parent.kind === 136 /* FunctionType */ || node.parent.kind === 137 /* ConstructorType */ || node.parent.parent.kind === 139 /* TypeLiteral */) {
|
|
emitTypeOfVariableDeclarationFromTypeLiteral(node);
|
|
}
|
|
else if (!(node.parent.flags & 32 /* Private */)) {
|
|
writeTypeOfDeclaration(node, node.type, getParameterDeclarationTypeVisibilityError);
|
|
}
|
|
function getParameterDeclarationTypeVisibilityError(symbolAccesibilityResult) {
|
|
var diagnosticMessage;
|
|
switch (node.parent.kind) {
|
|
case 129 /* Constructor */:
|
|
diagnosticMessage = symbolAccesibilityResult.errorModuleName ? symbolAccesibilityResult.accessibility === 2 /* CannotBeNamed */ ? 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;
|
|
break;
|
|
case 133 /* ConstructSignature */:
|
|
diagnosticMessage = symbolAccesibilityResult.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;
|
|
break;
|
|
case 132 /* CallSignature */:
|
|
diagnosticMessage = symbolAccesibilityResult.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;
|
|
break;
|
|
case 128 /* MethodDeclaration */:
|
|
case 127 /* MethodSignature */:
|
|
if (node.parent.flags & 128 /* Static */) {
|
|
diagnosticMessage = symbolAccesibilityResult.errorModuleName ? symbolAccesibilityResult.accessibility === 2 /* CannotBeNamed */ ? 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 === 191 /* ClassDeclaration */) {
|
|
diagnosticMessage = symbolAccesibilityResult.errorModuleName ? symbolAccesibilityResult.accessibility === 2 /* CannotBeNamed */ ? 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 {
|
|
diagnosticMessage = symbolAccesibilityResult.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;
|
|
}
|
|
break;
|
|
case 190 /* FunctionDeclaration */:
|
|
diagnosticMessage = symbolAccesibilityResult.errorModuleName ? symbolAccesibilityResult.accessibility === 2 /* CannotBeNamed */ ? 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;
|
|
break;
|
|
default:
|
|
ts.Debug.fail("This is unknown parent for parameter: " + node.parent.kind);
|
|
}
|
|
return {
|
|
diagnosticMessage: diagnosticMessage,
|
|
errorNode: node,
|
|
typeName: node.name
|
|
};
|
|
}
|
|
}
|
|
function emitNode(node) {
|
|
switch (node.kind) {
|
|
case 129 /* Constructor */:
|
|
case 190 /* FunctionDeclaration */:
|
|
case 128 /* MethodDeclaration */:
|
|
case 127 /* MethodSignature */:
|
|
return emitFunctionDeclaration(node);
|
|
case 133 /* ConstructSignature */:
|
|
case 132 /* CallSignature */:
|
|
case 134 /* IndexSignature */:
|
|
return emitSignatureDeclarationWithJsDocComments(node);
|
|
case 130 /* GetAccessor */:
|
|
case 131 /* SetAccessor */:
|
|
return emitAccessorDeclaration(node);
|
|
case 170 /* VariableStatement */:
|
|
return emitVariableStatement(node);
|
|
case 126 /* PropertyDeclaration */:
|
|
case 125 /* PropertySignature */:
|
|
return emitPropertyDeclaration(node);
|
|
case 192 /* InterfaceDeclaration */:
|
|
return emitInterfaceDeclaration(node);
|
|
case 191 /* ClassDeclaration */:
|
|
return emitClassDeclaration(node);
|
|
case 193 /* TypeAliasDeclaration */:
|
|
return emitTypeAliasDeclaration(node);
|
|
case 206 /* EnumMember */:
|
|
return emitEnumMemberDeclaration(node);
|
|
case 194 /* EnumDeclaration */:
|
|
return emitEnumDeclaration(node);
|
|
case 195 /* ModuleDeclaration */:
|
|
return emitModuleDeclaration(node);
|
|
case 197 /* ImportDeclaration */:
|
|
return emitImportDeclaration(node);
|
|
case 198 /* ExportAssignment */:
|
|
return emitExportAssignment(node);
|
|
case 207 /* SourceFile */:
|
|
return emitSourceFile(node);
|
|
}
|
|
}
|
|
var referencePathsOutput = "";
|
|
function writeReferencePath(referencedFile) {
|
|
var declFileName = referencedFile.flags & 1024 /* DeclarationFile */ ? referencedFile.filename : shouldEmitToOwnFile(referencedFile, compilerOptions) ? getOwnEmitOutputFilePath(referencedFile, program, ".d.ts") : ts.removeFileExtension(compilerOptions.out) + ".d.ts";
|
|
declFileName = ts.getRelativePathToDirectoryOrUrl(ts.getDirectoryPath(ts.normalizeSlashes(jsFilePath)), declFileName, compilerHost.getCurrentDirectory(), compilerHost.getCanonicalFileName, false);
|
|
referencePathsOutput += "/// <reference path=\"" + declFileName + "\" />" + newLine;
|
|
}
|
|
if (root) {
|
|
if (!compilerOptions.noResolve) {
|
|
var addedGlobalFileReference = false;
|
|
ts.forEach(root.referencedFiles, function (fileReference) {
|
|
var referencedFile = ts.tryResolveScriptReference(program, root, fileReference);
|
|
if (referencedFile && ((referencedFile.flags & 1024 /* DeclarationFile */) || shouldEmitToOwnFile(referencedFile, compilerOptions) || !addedGlobalFileReference)) {
|
|
writeReferencePath(referencedFile);
|
|
if (!isExternalModuleOrDeclarationFile(referencedFile)) {
|
|
addedGlobalFileReference = true;
|
|
}
|
|
}
|
|
});
|
|
}
|
|
emitNode(root);
|
|
}
|
|
else {
|
|
var emittedReferencedFiles = [];
|
|
ts.forEach(program.getSourceFiles(), function (sourceFile) {
|
|
if (!isExternalModuleOrDeclarationFile(sourceFile)) {
|
|
if (!compilerOptions.noResolve) {
|
|
ts.forEach(sourceFile.referencedFiles, function (fileReference) {
|
|
var referencedFile = ts.tryResolveScriptReference(program, sourceFile, fileReference);
|
|
if (referencedFile && (isExternalModuleOrDeclarationFile(referencedFile) && !ts.contains(emittedReferencedFiles, referencedFile))) {
|
|
writeReferencePath(referencedFile);
|
|
emittedReferencedFiles.push(referencedFile);
|
|
}
|
|
});
|
|
}
|
|
emitNode(sourceFile);
|
|
}
|
|
});
|
|
}
|
|
return {
|
|
reportedDeclarationError: reportedDeclarationError,
|
|
aliasDeclarationEmitInfo: aliasDeclarationEmitInfo,
|
|
synchronousDeclarationOutput: writer.getText(),
|
|
referencePathsOutput: referencePathsOutput
|
|
};
|
|
}
|
|
function getDeclarationDiagnostics(program, resolver, targetSourceFile) {
|
|
var diagnostics = [];
|
|
var jsFilePath = getOwnEmitOutputFilePath(targetSourceFile, program, ".js");
|
|
emitDeclarations(program, resolver, diagnostics, jsFilePath, targetSourceFile);
|
|
return diagnostics;
|
|
}
|
|
ts.getDeclarationDiagnostics = getDeclarationDiagnostics;
|
|
function emitFiles(resolver, targetSourceFile) {
|
|
var program = resolver.getProgram();
|
|
var compilerHost = program.getCompilerHost();
|
|
var compilerOptions = program.getCompilerOptions();
|
|
var sourceMapDataList = compilerOptions.sourceMap ? [] : undefined;
|
|
var diagnostics = [];
|
|
var newLine = program.getCompilerHost().getNewLine();
|
|
function emitJavaScript(jsFilePath, root) {
|
|
var writer = createTextWriter(newLine);
|
|
var write = writer.write;
|
|
var writeTextOfNode = writer.writeTextOfNode;
|
|
var writeLine = writer.writeLine;
|
|
var increaseIndent = writer.increaseIndent;
|
|
var decreaseIndent = writer.decreaseIndent;
|
|
var currentSourceFile;
|
|
var extendsEmitted = false;
|
|
var tempCount = 0;
|
|
var tempVariables;
|
|
var tempParameters;
|
|
var writeEmittedFiles = writeJavaScriptFile;
|
|
var emitLeadingComments = compilerOptions.removeComments ? function (node) {
|
|
} : emitLeadingDeclarationComments;
|
|
var emitTrailingComments = compilerOptions.removeComments ? function (node) {
|
|
} : emitTrailingDeclarationComments;
|
|
var emitLeadingCommentsOfPosition = compilerOptions.removeComments ? function (pos) {
|
|
} : emitLeadingCommentsOfLocalPosition;
|
|
var detachedCommentsInfo;
|
|
var emitDetachedComments = compilerOptions.removeComments ? function (node) {
|
|
} : emitDetachedCommentsAtPosition;
|
|
var emitPinnedOrTripleSlashComments = compilerOptions.removeComments ? function (node) {
|
|
} : emitPinnedOrTripleSlashCommentsOfNode;
|
|
var writeComment = writeCommentRange;
|
|
var emit = emitNode;
|
|
var emitStart = function (node) {
|
|
};
|
|
var emitEnd = function (node) {
|
|
};
|
|
var emitToken = emitTokenText;
|
|
var scopeEmitStart = function (scopeDeclaration, scopeName) {
|
|
};
|
|
var scopeEmitEnd = function () {
|
|
};
|
|
var sourceMapData;
|
|
function initializeEmitterWithSourceMaps() {
|
|
var sourceMapDir;
|
|
var sourceMapSourceIndex = -1;
|
|
var sourceMapNameIndexMap = {};
|
|
var sourceMapNameIndices = [];
|
|
function getSourceMapNameIndex() {
|
|
return sourceMapNameIndices.length ? sourceMapNameIndices[sourceMapNameIndices.length - 1] : -1;
|
|
}
|
|
var lastRecordedSourceMapSpan;
|
|
var lastEncodedSourceMapSpan = {
|
|
emittedLine: 1,
|
|
emittedColumn: 1,
|
|
sourceLine: 1,
|
|
sourceColumn: 1,
|
|
sourceIndex: 0
|
|
};
|
|
var lastEncodedNameIndex = 0;
|
|
function encodeLastRecordedSourceMapSpan() {
|
|
if (!lastRecordedSourceMapSpan || lastRecordedSourceMapSpan === lastEncodedSourceMapSpan) {
|
|
return;
|
|
}
|
|
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 = 1;
|
|
}
|
|
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) {
|
|
sourceMapData.sourceMapMappings += base64VLQFormatEncode(lastRecordedSourceMapSpan.nameIndex - lastEncodedNameIndex);
|
|
lastEncodedNameIndex = lastRecordedSourceMapSpan.nameIndex;
|
|
}
|
|
lastEncodedSourceMapSpan = lastRecordedSourceMapSpan;
|
|
sourceMapData.sourceMapDecodedMappings.push(lastEncodedSourceMapSpan);
|
|
function base64VLQFormatEncode(inValue) {
|
|
function base64FormatEncode(inValue) {
|
|
if (inValue < 64) {
|
|
return 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'.charAt(inValue);
|
|
}
|
|
throw TypeError(inValue + ": not a 64 based value");
|
|
}
|
|
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;
|
|
}
|
|
}
|
|
function recordSourceMapSpan(pos) {
|
|
var sourceLinePos = currentSourceFile.getLineAndCharacterFromPosition(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,
|
|
nameIndex: getSourceMapNameIndex(),
|
|
sourceIndex: sourceMapSourceIndex
|
|
};
|
|
}
|
|
else {
|
|
lastRecordedSourceMapSpan.sourceLine = sourceLinePos.line;
|
|
lastRecordedSourceMapSpan.sourceColumn = sourceLinePos.character;
|
|
lastRecordedSourceMapSpan.sourceIndex = sourceMapSourceIndex;
|
|
}
|
|
}
|
|
function recordEmitNodeStartSpan(node) {
|
|
recordSourceMapSpan(ts.skipTrivia(currentSourceFile.text, node.pos));
|
|
}
|
|
function recordEmitNodeEndSpan(node) {
|
|
recordSourceMapSpan(node.end);
|
|
}
|
|
function writeTextWithSpanRecord(tokenKind, startPos, emitFn) {
|
|
var tokenStartPos = ts.skipTrivia(currentSourceFile.text, startPos);
|
|
recordSourceMapSpan(tokenStartPos);
|
|
var tokenEndPos = emitTokenText(tokenKind, tokenStartPos, emitFn);
|
|
recordSourceMapSpan(tokenEndPos);
|
|
return tokenEndPos;
|
|
}
|
|
function recordNewSourceFileStart(node) {
|
|
var sourcesDirectoryPath = compilerOptions.sourceRoot ? program.getCommonSourceDirectory() : sourceMapDir;
|
|
sourceMapData.sourceMapSources.push(ts.getRelativePathToDirectoryOrUrl(sourcesDirectoryPath, node.filename, compilerHost.getCurrentDirectory(), compilerHost.getCanonicalFileName, true));
|
|
sourceMapSourceIndex = sourceMapData.sourceMapSources.length - 1;
|
|
sourceMapData.inputSourceFileNames.push(node.filename);
|
|
}
|
|
function recordScopeNameOfNode(node, scopeName) {
|
|
function recordScopeNameIndex(scopeNameIndex) {
|
|
sourceMapNameIndices.push(scopeNameIndex);
|
|
}
|
|
function recordScopeNameStart(scopeName) {
|
|
var scopeNameIndex = -1;
|
|
if (scopeName) {
|
|
var parentIndex = getSourceMapNameIndex();
|
|
if (parentIndex !== -1) {
|
|
scopeName = sourceMapData.sourceMapNames[parentIndex] + "." + scopeName;
|
|
}
|
|
scopeNameIndex = ts.getProperty(sourceMapNameIndexMap, scopeName);
|
|
if (scopeNameIndex === undefined) {
|
|
scopeNameIndex = sourceMapData.sourceMapNames.length;
|
|
sourceMapData.sourceMapNames.push(scopeName);
|
|
sourceMapNameIndexMap[scopeName] = scopeNameIndex;
|
|
}
|
|
}
|
|
recordScopeNameIndex(scopeNameIndex);
|
|
}
|
|
if (scopeName) {
|
|
recordScopeNameStart(scopeName);
|
|
}
|
|
else if (node.kind === 190 /* FunctionDeclaration */ || node.kind === 156 /* FunctionExpression */ || node.kind === 128 /* MethodDeclaration */ || node.kind === 127 /* MethodSignature */ || node.kind === 130 /* GetAccessor */ || node.kind === 131 /* SetAccessor */ || node.kind === 195 /* ModuleDeclaration */ || node.kind === 191 /* ClassDeclaration */ || node.kind === 194 /* EnumDeclaration */) {
|
|
if (node.name) {
|
|
scopeName = node.name.text;
|
|
}
|
|
recordScopeNameStart(scopeName);
|
|
}
|
|
else {
|
|
recordScopeNameIndex(getSourceMapNameIndex());
|
|
}
|
|
}
|
|
function recordScopeNameEnd() {
|
|
sourceMapNameIndices.pop();
|
|
}
|
|
;
|
|
function writeCommentRangeWithMap(curentSourceFile, writer, comment, newLine) {
|
|
recordSourceMapSpan(comment.pos);
|
|
writeCommentRange(currentSourceFile, writer, comment, newLine);
|
|
recordSourceMapSpan(comment.end);
|
|
}
|
|
function serializeSourceMapContents(version, file, sourceRoot, sources, names, mappings) {
|
|
if (typeof JSON !== "undefined") {
|
|
return JSON.stringify({
|
|
version: version,
|
|
file: file,
|
|
sourceRoot: sourceRoot,
|
|
sources: sources,
|
|
names: names,
|
|
mappings: mappings
|
|
});
|
|
}
|
|
return "{\"version\":" + version + ",\"file\":\"" + ts.escapeString(file) + "\",\"sourceRoot\":\"" + ts.escapeString(sourceRoot) + "\",\"sources\":[" + serializeStringArray(sources) + "],\"names\":[" + serializeStringArray(names) + "],\"mappings\":\"" + ts.escapeString(mappings) + "\"}";
|
|
function serializeStringArray(list) {
|
|
var output = "";
|
|
for (var i = 0, n = list.length; i < n; i++) {
|
|
if (i) {
|
|
output += ",";
|
|
}
|
|
output += "\"" + ts.escapeString(list[i]) + "\"";
|
|
}
|
|
return output;
|
|
}
|
|
}
|
|
function writeJavaScriptAndSourceMapFile(emitOutput, writeByteOrderMark) {
|
|
encodeLastRecordedSourceMapSpan();
|
|
writeFile(compilerHost, diagnostics, sourceMapData.sourceMapFilePath, serializeSourceMapContents(3, sourceMapData.sourceMapFile, sourceMapData.sourceMapSourceRoot, sourceMapData.sourceMapSources, sourceMapData.sourceMapNames, sourceMapData.sourceMapMappings), false);
|
|
sourceMapDataList.push(sourceMapData);
|
|
writeJavaScriptFile(emitOutput + "//# sourceMappingURL=" + sourceMapData.jsSourceMappingURL, writeByteOrderMark);
|
|
}
|
|
var sourceMapJsFile = ts.getBaseFilename(ts.normalizeSlashes(jsFilePath));
|
|
sourceMapData = {
|
|
sourceMapFilePath: jsFilePath + ".map",
|
|
jsSourceMappingURL: sourceMapJsFile + ".map",
|
|
sourceMapFile: sourceMapJsFile,
|
|
sourceMapSourceRoot: compilerOptions.sourceRoot || "",
|
|
sourceMapSources: [],
|
|
inputSourceFileNames: [],
|
|
sourceMapNames: [],
|
|
sourceMapMappings: "",
|
|
sourceMapDecodedMappings: []
|
|
};
|
|
sourceMapData.sourceMapSourceRoot = ts.normalizeSlashes(sourceMapData.sourceMapSourceRoot);
|
|
if (sourceMapData.sourceMapSourceRoot.length && sourceMapData.sourceMapSourceRoot.charCodeAt(sourceMapData.sourceMapSourceRoot.length - 1) !== 47 /* slash */) {
|
|
sourceMapData.sourceMapSourceRoot += ts.directorySeparator;
|
|
}
|
|
if (compilerOptions.mapRoot) {
|
|
sourceMapDir = ts.normalizeSlashes(compilerOptions.mapRoot);
|
|
if (root) {
|
|
sourceMapDir = ts.getDirectoryPath(getSourceFilePathInNewDir(root, program, sourceMapDir));
|
|
}
|
|
if (!ts.isRootedDiskPath(sourceMapDir) && !ts.isUrl(sourceMapDir)) {
|
|
sourceMapDir = ts.combinePaths(program.getCommonSourceDirectory(), sourceMapDir);
|
|
sourceMapData.jsSourceMappingURL = ts.getRelativePathToDirectoryOrUrl(ts.getDirectoryPath(ts.normalizePath(jsFilePath)), ts.combinePaths(sourceMapDir, sourceMapData.jsSourceMappingURL), compilerHost.getCurrentDirectory(), compilerHost.getCanonicalFileName, true);
|
|
}
|
|
else {
|
|
sourceMapData.jsSourceMappingURL = ts.combinePaths(sourceMapDir, sourceMapData.jsSourceMappingURL);
|
|
}
|
|
}
|
|
else {
|
|
sourceMapDir = ts.getDirectoryPath(ts.normalizePath(jsFilePath));
|
|
}
|
|
function emitNodeWithMap(node) {
|
|
if (node) {
|
|
if (node.kind != 207 /* SourceFile */) {
|
|
recordEmitNodeStartSpan(node);
|
|
emitNode(node);
|
|
recordEmitNodeEndSpan(node);
|
|
}
|
|
else {
|
|
recordNewSourceFileStart(node);
|
|
emitNode(node);
|
|
}
|
|
}
|
|
}
|
|
writeEmittedFiles = writeJavaScriptAndSourceMapFile;
|
|
emit = emitNodeWithMap;
|
|
emitStart = recordEmitNodeStartSpan;
|
|
emitEnd = recordEmitNodeEndSpan;
|
|
emitToken = writeTextWithSpanRecord;
|
|
scopeEmitStart = recordScopeNameOfNode;
|
|
scopeEmitEnd = recordScopeNameEnd;
|
|
writeComment = writeCommentRangeWithMap;
|
|
}
|
|
function writeJavaScriptFile(emitOutput, writeByteOrderMark) {
|
|
writeFile(compilerHost, diagnostics, jsFilePath, emitOutput, writeByteOrderMark);
|
|
}
|
|
function createTempVariable(location, forLoopVariable) {
|
|
var name = forLoopVariable ? "_i" : undefined;
|
|
while (true) {
|
|
if (name && resolver.isUnknownIdentifier(location, name)) {
|
|
break;
|
|
}
|
|
name = "_" + (tempCount < 25 ? String.fromCharCode(tempCount + (tempCount < 8 ? 0 : 1) + 97 /* a */) : tempCount - 25);
|
|
tempCount++;
|
|
}
|
|
var result = ts.createNode(64 /* Identifier */);
|
|
result.text = name;
|
|
return result;
|
|
}
|
|
function recordTempDeclaration(name) {
|
|
if (!tempVariables) {
|
|
tempVariables = [];
|
|
}
|
|
tempVariables.push(name);
|
|
}
|
|
function emitTempDeclarations(newLine) {
|
|
if (tempVariables) {
|
|
if (newLine) {
|
|
writeLine();
|
|
}
|
|
else {
|
|
write(" ");
|
|
}
|
|
write("var ");
|
|
emitCommaList(tempVariables);
|
|
write(";");
|
|
}
|
|
}
|
|
function emitTokenText(tokenKind, startPos, emitFn) {
|
|
var tokenString = ts.tokenToString(tokenKind);
|
|
if (emitFn) {
|
|
emitFn();
|
|
}
|
|
else {
|
|
write(tokenString);
|
|
}
|
|
return startPos + tokenString.length;
|
|
}
|
|
function emitOptional(prefix, node) {
|
|
if (node) {
|
|
write(prefix);
|
|
emit(node);
|
|
}
|
|
}
|
|
function emitTrailingCommaIfPresent(nodeList) {
|
|
if (nodeList.hasTrailingComma) {
|
|
write(",");
|
|
}
|
|
}
|
|
function emitCommaList(nodes, count) {
|
|
if (!(count >= 0)) {
|
|
count = nodes.length;
|
|
}
|
|
if (nodes) {
|
|
for (var i = 0; i < count; i++) {
|
|
if (i) {
|
|
write(", ");
|
|
}
|
|
emit(nodes[i]);
|
|
}
|
|
}
|
|
}
|
|
function emitMultiLineList(nodes) {
|
|
if (nodes) {
|
|
for (var i = 0; i < nodes.length; i++) {
|
|
if (i) {
|
|
write(",");
|
|
}
|
|
writeLine();
|
|
emit(nodes[i]);
|
|
}
|
|
}
|
|
}
|
|
function emitLines(nodes) {
|
|
emitLinesStartingAt(nodes, 0);
|
|
}
|
|
function emitLinesStartingAt(nodes, startIndex) {
|
|
for (var i = startIndex; i < nodes.length; i++) {
|
|
writeLine();
|
|
emit(nodes[i]);
|
|
}
|
|
}
|
|
function isBinaryOrOctalIntegerLiteral(text) {
|
|
if (text.length <= 0) {
|
|
return false;
|
|
}
|
|
if (text.charCodeAt(1) === 66 /* B */ || text.charCodeAt(1) === 98 /* b */ || text.charCodeAt(1) === 79 /* O */ || text.charCodeAt(1) === 111 /* o */) {
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
function emitLiteral(node) {
|
|
var text = compilerOptions.target < 2 /* ES6 */ && ts.isTemplateLiteralKind(node.kind) ? getTemplateLiteralAsStringLiteral(node) : node.parent ? ts.getSourceTextOfNodeFromSourceFile(currentSourceFile, node) : node.text;
|
|
if (compilerOptions.sourceMap && (node.kind === 8 /* StringLiteral */ || ts.isTemplateLiteralKind(node.kind))) {
|
|
writer.writeLiteral(text);
|
|
}
|
|
else if (compilerOptions.target < 2 /* ES6 */ && node.kind === 7 /* NumericLiteral */ && isBinaryOrOctalIntegerLiteral(text)) {
|
|
write(node.text);
|
|
}
|
|
else {
|
|
write(text);
|
|
}
|
|
}
|
|
function getTemplateLiteralAsStringLiteral(node) {
|
|
return '"' + ts.escapeString(node.text) + '"';
|
|
}
|
|
function emitTemplateExpression(node) {
|
|
if (compilerOptions.target >= 2 /* ES6 */) {
|
|
ts.forEachChild(node, emit);
|
|
return;
|
|
}
|
|
ts.Debug.assert(node.parent.kind !== 153 /* TaggedTemplateExpression */);
|
|
var emitOuterParens = ts.isExpression(node.parent) && templateNeedsParens(node, node.parent);
|
|
if (emitOuterParens) {
|
|
write("(");
|
|
}
|
|
emitLiteral(node.head);
|
|
ts.forEach(node.templateSpans, function (templateSpan) {
|
|
var needsParens = templateSpan.expression.kind !== 155 /* ParenthesizedExpression */ && comparePrecedenceToBinaryPlus(templateSpan.expression) !== 1 /* GreaterThan */;
|
|
write(" + ");
|
|
if (needsParens) {
|
|
write("(");
|
|
}
|
|
emit(templateSpan.expression);
|
|
if (needsParens) {
|
|
write(")");
|
|
}
|
|
if (templateSpan.literal.text.length !== 0) {
|
|
write(" + ");
|
|
emitLiteral(templateSpan.literal);
|
|
}
|
|
});
|
|
if (emitOuterParens) {
|
|
write(")");
|
|
}
|
|
function templateNeedsParens(template, parent) {
|
|
switch (parent.kind) {
|
|
case 151 /* CallExpression */:
|
|
case 152 /* NewExpression */:
|
|
return parent.expression === template;
|
|
case 155 /* ParenthesizedExpression */:
|
|
return false;
|
|
case 153 /* TaggedTemplateExpression */:
|
|
ts.Debug.fail("Path should be unreachable; tagged templates not supported pre-ES6.");
|
|
default:
|
|
return comparePrecedenceToBinaryPlus(parent) !== -1 /* LessThan */;
|
|
}
|
|
}
|
|
function comparePrecedenceToBinaryPlus(expression) {
|
|
ts.Debug.assert(compilerOptions.target <= 1 /* ES5 */);
|
|
switch (expression.kind) {
|
|
case 163 /* BinaryExpression */:
|
|
switch (expression.operator) {
|
|
case 35 /* AsteriskToken */:
|
|
case 36 /* SlashToken */:
|
|
case 37 /* PercentToken */:
|
|
return 1 /* GreaterThan */;
|
|
case 33 /* PlusToken */:
|
|
return 0 /* EqualTo */;
|
|
default:
|
|
return -1 /* LessThan */;
|
|
}
|
|
case 164 /* ConditionalExpression */:
|
|
return -1 /* LessThan */;
|
|
default:
|
|
return 1 /* GreaterThan */;
|
|
}
|
|
}
|
|
}
|
|
function emitTemplateSpan(span) {
|
|
emit(span.expression);
|
|
emit(span.literal);
|
|
}
|
|
function emitExpressionForPropertyName(node) {
|
|
if (node.kind === 8 /* StringLiteral */) {
|
|
emitLiteral(node);
|
|
}
|
|
else if (node.kind === 122 /* ComputedPropertyName */) {
|
|
emit(node.expression);
|
|
}
|
|
else {
|
|
write("\"");
|
|
if (node.kind === 7 /* NumericLiteral */) {
|
|
write(node.text);
|
|
}
|
|
else {
|
|
writeTextOfNode(currentSourceFile, node);
|
|
}
|
|
write("\"");
|
|
}
|
|
}
|
|
function isNotExpressionIdentifier(node) {
|
|
var parent = node.parent;
|
|
switch (parent.kind) {
|
|
case 124 /* Parameter */:
|
|
case 189 /* VariableDeclaration */:
|
|
case 146 /* BindingElement */:
|
|
case 126 /* PropertyDeclaration */:
|
|
case 125 /* PropertySignature */:
|
|
case 204 /* PropertyAssignment */:
|
|
case 205 /* ShorthandPropertyAssignment */:
|
|
case 206 /* EnumMember */:
|
|
case 128 /* MethodDeclaration */:
|
|
case 127 /* MethodSignature */:
|
|
case 190 /* FunctionDeclaration */:
|
|
case 130 /* GetAccessor */:
|
|
case 131 /* SetAccessor */:
|
|
case 156 /* FunctionExpression */:
|
|
case 191 /* ClassDeclaration */:
|
|
case 192 /* InterfaceDeclaration */:
|
|
case 194 /* EnumDeclaration */:
|
|
case 195 /* ModuleDeclaration */:
|
|
case 197 /* ImportDeclaration */:
|
|
return parent.name === node;
|
|
case 179 /* BreakStatement */:
|
|
case 178 /* ContinueStatement */:
|
|
case 198 /* ExportAssignment */:
|
|
return false;
|
|
case 183 /* LabeledStatement */:
|
|
return node.parent.label === node;
|
|
case 203 /* CatchClause */:
|
|
return node.parent.name === node;
|
|
}
|
|
}
|
|
function emitExpressionIdentifier(node) {
|
|
var prefix = resolver.getExpressionNamePrefix(node);
|
|
if (prefix) {
|
|
write(prefix);
|
|
write(".");
|
|
}
|
|
writeTextOfNode(currentSourceFile, node);
|
|
}
|
|
function emitIdentifier(node) {
|
|
if (!node.parent) {
|
|
write(node.text);
|
|
}
|
|
else if (!isNotExpressionIdentifier(node)) {
|
|
emitExpressionIdentifier(node);
|
|
}
|
|
else {
|
|
writeTextOfNode(currentSourceFile, node);
|
|
}
|
|
}
|
|
function emitThis(node) {
|
|
if (resolver.getNodeCheckFlags(node) & 2 /* LexicalThis */) {
|
|
write("_this");
|
|
}
|
|
else {
|
|
write("this");
|
|
}
|
|
}
|
|
function emitSuper(node) {
|
|
var flags = resolver.getNodeCheckFlags(node);
|
|
if (flags & 16 /* SuperInstance */) {
|
|
write("_super.prototype");
|
|
}
|
|
else if (flags & 32 /* SuperStatic */) {
|
|
write("_super");
|
|
}
|
|
else {
|
|
write("super");
|
|
}
|
|
}
|
|
function emitObjectBindingPattern(node) {
|
|
write("{ ");
|
|
emitCommaList(node.elements);
|
|
emitTrailingCommaIfPresent(node.elements);
|
|
write(" }");
|
|
}
|
|
function emitArrayBindingPattern(node) {
|
|
write("[");
|
|
emitCommaList(node.elements);
|
|
emitTrailingCommaIfPresent(node.elements);
|
|
write("]");
|
|
}
|
|
function emitArrayLiteral(node) {
|
|
if (node.flags & 256 /* MultiLine */) {
|
|
write("[");
|
|
increaseIndent();
|
|
emitMultiLineList(node.elements);
|
|
emitTrailingCommaIfPresent(node.elements);
|
|
decreaseIndent();
|
|
writeLine();
|
|
write("]");
|
|
}
|
|
else {
|
|
write("[");
|
|
emitCommaList(node.elements);
|
|
emitTrailingCommaIfPresent(node.elements);
|
|
write("]");
|
|
}
|
|
}
|
|
function emitObjectLiteral(node) {
|
|
if (!node.properties.length) {
|
|
write("{}");
|
|
}
|
|
else if (node.flags & 256 /* MultiLine */) {
|
|
write("{");
|
|
increaseIndent();
|
|
emitMultiLineList(node.properties);
|
|
if (compilerOptions.target >= 1 /* ES5 */) {
|
|
emitTrailingCommaIfPresent(node.properties);
|
|
}
|
|
decreaseIndent();
|
|
writeLine();
|
|
write("}");
|
|
}
|
|
else {
|
|
write("{ ");
|
|
emitCommaList(node.properties);
|
|
if (compilerOptions.target >= 1 /* ES5 */) {
|
|
emitTrailingCommaIfPresent(node.properties);
|
|
}
|
|
write(" }");
|
|
}
|
|
}
|
|
function emitComputedPropertyName(node) {
|
|
write("[");
|
|
emit(node.expression);
|
|
write("]");
|
|
}
|
|
function emitMethod(node) {
|
|
if (!ts.isObjectLiteralMethod(node)) {
|
|
return;
|
|
}
|
|
emitLeadingComments(node);
|
|
emit(node.name);
|
|
if (compilerOptions.target < 2 /* ES6 */) {
|
|
write(": function ");
|
|
}
|
|
emitSignatureAndBody(node);
|
|
emitTrailingComments(node);
|
|
}
|
|
function emitPropertyAssignment(node) {
|
|
emitLeadingComments(node);
|
|
emit(node.name);
|
|
write(": ");
|
|
emit(node.initializer);
|
|
emitTrailingComments(node);
|
|
}
|
|
function emitShorthandPropertyAssignment(node) {
|
|
emitLeadingComments(node);
|
|
emit(node.name);
|
|
if (compilerOptions.target < 2 /* ES6 */ || resolver.getExpressionNamePrefix(node.name)) {
|
|
write(": ");
|
|
emitExpressionIdentifier(node.name);
|
|
}
|
|
emitTrailingComments(node);
|
|
}
|
|
function tryEmitConstantValue(node) {
|
|
var constantValue = resolver.getConstantValue(node);
|
|
if (constantValue !== undefined) {
|
|
var propertyName = node.kind === 149 /* PropertyAccessExpression */ ? ts.declarationNameToString(node.name) : ts.getTextOfNode(node.argumentExpression);
|
|
write(constantValue.toString() + " /* " + propertyName + " */");
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
function emitPropertyAccess(node) {
|
|
if (tryEmitConstantValue(node)) {
|
|
return;
|
|
}
|
|
emit(node.expression);
|
|
write(".");
|
|
emit(node.name);
|
|
}
|
|
function emitQualifiedName(node) {
|
|
emit(node.left);
|
|
write(".");
|
|
emit(node.right);
|
|
}
|
|
function emitIndexedAccess(node) {
|
|
if (tryEmitConstantValue(node)) {
|
|
return;
|
|
}
|
|
emit(node.expression);
|
|
write("[");
|
|
emit(node.argumentExpression);
|
|
write("]");
|
|
}
|
|
function emitCallExpression(node) {
|
|
var superCall = false;
|
|
if (node.expression.kind === 90 /* SuperKeyword */) {
|
|
write("_super");
|
|
superCall = true;
|
|
}
|
|
else {
|
|
emit(node.expression);
|
|
superCall = node.expression.kind === 149 /* PropertyAccessExpression */ && node.expression.expression.kind === 90 /* SuperKeyword */;
|
|
}
|
|
if (superCall) {
|
|
write(".call(");
|
|
emitThis(node.expression);
|
|
if (node.arguments.length) {
|
|
write(", ");
|
|
emitCommaList(node.arguments);
|
|
}
|
|
write(")");
|
|
}
|
|
else {
|
|
write("(");
|
|
emitCommaList(node.arguments);
|
|
write(")");
|
|
}
|
|
}
|
|
function emitNewExpression(node) {
|
|
write("new ");
|
|
emit(node.expression);
|
|
if (node.arguments) {
|
|
write("(");
|
|
emitCommaList(node.arguments);
|
|
write(")");
|
|
}
|
|
}
|
|
function emitTaggedTemplateExpression(node) {
|
|
ts.Debug.assert(compilerOptions.target >= 2 /* ES6 */, "Trying to emit a tagged template in pre-ES6 mode.");
|
|
emit(node.tag);
|
|
write(" ");
|
|
emit(node.template);
|
|
}
|
|
function emitParenExpression(node) {
|
|
if (node.expression.kind === 154 /* TypeAssertionExpression */) {
|
|
var operand = node.expression.expression;
|
|
while (operand.kind == 154 /* TypeAssertionExpression */) {
|
|
operand = operand.expression;
|
|
}
|
|
if (operand.kind !== 161 /* PrefixUnaryExpression */ && operand.kind !== 160 /* VoidExpression */ && operand.kind !== 159 /* TypeOfExpression */ && operand.kind !== 158 /* DeleteExpression */ && operand.kind !== 162 /* PostfixUnaryExpression */ && operand.kind !== 152 /* NewExpression */ && !(operand.kind === 151 /* CallExpression */ && node.parent.kind === 152 /* NewExpression */) && !(operand.kind === 156 /* FunctionExpression */ && node.parent.kind === 151 /* CallExpression */)) {
|
|
emit(operand);
|
|
return;
|
|
}
|
|
}
|
|
write("(");
|
|
emit(node.expression);
|
|
write(")");
|
|
}
|
|
function emitDeleteExpression(node) {
|
|
write(ts.tokenToString(73 /* DeleteKeyword */));
|
|
write(" ");
|
|
emit(node.expression);
|
|
}
|
|
function emitVoidExpression(node) {
|
|
write(ts.tokenToString(98 /* VoidKeyword */));
|
|
write(" ");
|
|
emit(node.expression);
|
|
}
|
|
function emitTypeOfExpression(node) {
|
|
write(ts.tokenToString(96 /* TypeOfKeyword */));
|
|
write(" ");
|
|
emit(node.expression);
|
|
}
|
|
function emitPrefixUnaryExpression(node) {
|
|
write(ts.tokenToString(node.operator));
|
|
if (node.operand.kind === 161 /* PrefixUnaryExpression */) {
|
|
var operand = node.operand;
|
|
if (node.operator === 33 /* PlusToken */ && (operand.operator === 33 /* PlusToken */ || operand.operator === 38 /* PlusPlusToken */)) {
|
|
write(" ");
|
|
}
|
|
else if (node.operator === 34 /* MinusToken */ && (operand.operator === 34 /* MinusToken */ || operand.operator === 39 /* MinusMinusToken */)) {
|
|
write(" ");
|
|
}
|
|
}
|
|
emit(node.operand);
|
|
}
|
|
function emitPostfixUnaryExpression(node) {
|
|
emit(node.operand);
|
|
write(ts.tokenToString(node.operator));
|
|
}
|
|
function emitBinaryExpression(node) {
|
|
if (node.operator === 52 /* EqualsToken */ && (node.left.kind === 148 /* ObjectLiteralExpression */ || node.left.kind === 147 /* ArrayLiteralExpression */)) {
|
|
emitDestructuring(node);
|
|
}
|
|
else {
|
|
emit(node.left);
|
|
if (node.operator !== 23 /* CommaToken */)
|
|
write(" ");
|
|
write(ts.tokenToString(node.operator));
|
|
write(" ");
|
|
emit(node.right);
|
|
}
|
|
}
|
|
function emitConditionalExpression(node) {
|
|
emit(node.condition);
|
|
write(" ? ");
|
|
emit(node.whenTrue);
|
|
write(" : ");
|
|
emit(node.whenFalse);
|
|
}
|
|
function emitBlock(node) {
|
|
emitToken(14 /* OpenBraceToken */, node.pos);
|
|
increaseIndent();
|
|
scopeEmitStart(node.parent);
|
|
if (node.kind === 196 /* ModuleBlock */) {
|
|
ts.Debug.assert(node.parent.kind === 195 /* ModuleDeclaration */);
|
|
emitCaptureThisForNodeIfNecessary(node.parent);
|
|
}
|
|
emitLines(node.statements);
|
|
if (node.kind === 196 /* ModuleBlock */) {
|
|
emitTempDeclarations(true);
|
|
}
|
|
decreaseIndent();
|
|
writeLine();
|
|
emitToken(15 /* CloseBraceToken */, node.statements.end);
|
|
scopeEmitEnd();
|
|
}
|
|
function emitEmbeddedStatement(node) {
|
|
if (node.kind === 169 /* Block */) {
|
|
write(" ");
|
|
emit(node);
|
|
}
|
|
else {
|
|
increaseIndent();
|
|
writeLine();
|
|
emit(node);
|
|
decreaseIndent();
|
|
}
|
|
}
|
|
function emitExpressionStatement(node) {
|
|
var isArrowExpression = node.expression.kind === 157 /* ArrowFunction */;
|
|
emitLeadingComments(node);
|
|
if (isArrowExpression)
|
|
write("(");
|
|
emit(node.expression);
|
|
if (isArrowExpression)
|
|
write(")");
|
|
write(";");
|
|
emitTrailingComments(node);
|
|
}
|
|
function emitIfStatement(node) {
|
|
emitLeadingComments(node);
|
|
var endPos = emitToken(83 /* IfKeyword */, node.pos);
|
|
write(" ");
|
|
endPos = emitToken(16 /* OpenParenToken */, endPos);
|
|
emit(node.expression);
|
|
emitToken(17 /* CloseParenToken */, node.expression.end);
|
|
emitEmbeddedStatement(node.thenStatement);
|
|
if (node.elseStatement) {
|
|
writeLine();
|
|
emitToken(75 /* ElseKeyword */, node.thenStatement.end);
|
|
if (node.elseStatement.kind === 173 /* IfStatement */) {
|
|
write(" ");
|
|
emit(node.elseStatement);
|
|
}
|
|
else {
|
|
emitEmbeddedStatement(node.elseStatement);
|
|
}
|
|
}
|
|
emitTrailingComments(node);
|
|
}
|
|
function emitDoStatement(node) {
|
|
write("do");
|
|
emitEmbeddedStatement(node.statement);
|
|
if (node.statement.kind === 169 /* Block */) {
|
|
write(" ");
|
|
}
|
|
else {
|
|
writeLine();
|
|
}
|
|
write("while (");
|
|
emit(node.expression);
|
|
write(");");
|
|
}
|
|
function emitWhileStatement(node) {
|
|
write("while (");
|
|
emit(node.expression);
|
|
write(")");
|
|
emitEmbeddedStatement(node.statement);
|
|
}
|
|
function emitForStatement(node) {
|
|
var endPos = emitToken(81 /* ForKeyword */, node.pos);
|
|
write(" ");
|
|
endPos = emitToken(16 /* OpenParenToken */, endPos);
|
|
if (node.declarations) {
|
|
if (node.declarations[0] && ts.isLet(node.declarations[0])) {
|
|
emitToken(103 /* LetKeyword */, endPos);
|
|
}
|
|
else if (node.declarations[0] && ts.isConst(node.declarations[0])) {
|
|
emitToken(69 /* ConstKeyword */, endPos);
|
|
}
|
|
else {
|
|
emitToken(97 /* VarKeyword */, endPos);
|
|
}
|
|
write(" ");
|
|
emitCommaList(node.declarations);
|
|
}
|
|
if (node.initializer) {
|
|
emit(node.initializer);
|
|
}
|
|
write(";");
|
|
emitOptional(" ", node.condition);
|
|
write(";");
|
|
emitOptional(" ", node.iterator);
|
|
write(")");
|
|
emitEmbeddedStatement(node.statement);
|
|
}
|
|
function emitForInStatement(node) {
|
|
var endPos = emitToken(81 /* ForKeyword */, node.pos);
|
|
write(" ");
|
|
endPos = emitToken(16 /* OpenParenToken */, endPos);
|
|
if (node.declarations) {
|
|
if (node.declarations.length >= 1) {
|
|
var decl = node.declarations[0];
|
|
if (ts.isLet(decl)) {
|
|
emitToken(103 /* LetKeyword */, endPos);
|
|
}
|
|
else {
|
|
emitToken(97 /* VarKeyword */, endPos);
|
|
}
|
|
write(" ");
|
|
emit(decl);
|
|
}
|
|
}
|
|
else {
|
|
emit(node.variable);
|
|
}
|
|
write(" in ");
|
|
emit(node.expression);
|
|
emitToken(17 /* CloseParenToken */, node.expression.end);
|
|
emitEmbeddedStatement(node.statement);
|
|
}
|
|
function emitBreakOrContinueStatement(node) {
|
|
emitToken(node.kind === 179 /* BreakStatement */ ? 65 /* BreakKeyword */ : 70 /* ContinueKeyword */, node.pos);
|
|
emitOptional(" ", node.label);
|
|
write(";");
|
|
}
|
|
function emitReturnStatement(node) {
|
|
emitLeadingComments(node);
|
|
emitToken(89 /* ReturnKeyword */, node.pos);
|
|
emitOptional(" ", node.expression);
|
|
write(";");
|
|
emitTrailingComments(node);
|
|
}
|
|
function emitWithStatement(node) {
|
|
write("with (");
|
|
emit(node.expression);
|
|
write(")");
|
|
emitEmbeddedStatement(node.statement);
|
|
}
|
|
function emitSwitchStatement(node) {
|
|
var endPos = emitToken(91 /* SwitchKeyword */, node.pos);
|
|
write(" ");
|
|
emitToken(16 /* OpenParenToken */, endPos);
|
|
emit(node.expression);
|
|
endPos = emitToken(17 /* CloseParenToken */, node.expression.end);
|
|
write(" ");
|
|
emitToken(14 /* OpenBraceToken */, endPos);
|
|
increaseIndent();
|
|
emitLines(node.clauses);
|
|
decreaseIndent();
|
|
writeLine();
|
|
emitToken(15 /* CloseBraceToken */, node.clauses.end);
|
|
}
|
|
function isOnSameLine(node1, node2) {
|
|
return getLineOfLocalPosition(currentSourceFile, ts.skipTrivia(currentSourceFile.text, node1.pos)) === getLineOfLocalPosition(currentSourceFile, ts.skipTrivia(currentSourceFile.text, node2.pos));
|
|
}
|
|
function emitCaseOrDefaultClause(node) {
|
|
if (node.kind === 200 /* CaseClause */) {
|
|
write("case ");
|
|
emit(node.expression);
|
|
write(":");
|
|
}
|
|
else {
|
|
write("default:");
|
|
}
|
|
if (node.statements.length === 1 && isOnSameLine(node, node.statements[0])) {
|
|
write(" ");
|
|
emit(node.statements[0]);
|
|
}
|
|
else {
|
|
increaseIndent();
|
|
emitLines(node.statements);
|
|
decreaseIndent();
|
|
}
|
|
}
|
|
function emitThrowStatement(node) {
|
|
write("throw ");
|
|
emit(node.expression);
|
|
write(";");
|
|
}
|
|
function emitTryStatement(node) {
|
|
write("try ");
|
|
emit(node.tryBlock);
|
|
emit(node.catchClause);
|
|
if (node.finallyBlock) {
|
|
writeLine();
|
|
write("finally ");
|
|
emit(node.finallyBlock);
|
|
}
|
|
}
|
|
function emitCatchClause(node) {
|
|
writeLine();
|
|
var endPos = emitToken(67 /* CatchKeyword */, node.pos);
|
|
write(" ");
|
|
emitToken(16 /* OpenParenToken */, endPos);
|
|
emit(node.name);
|
|
emitToken(17 /* CloseParenToken */, node.name.end);
|
|
write(" ");
|
|
emitBlock(node.block);
|
|
}
|
|
function emitDebuggerStatement(node) {
|
|
emitToken(71 /* DebuggerKeyword */, node.pos);
|
|
write(";");
|
|
}
|
|
function emitLabelledStatement(node) {
|
|
emit(node.label);
|
|
write(": ");
|
|
emit(node.statement);
|
|
}
|
|
function getContainingModule(node) {
|
|
do {
|
|
node = node.parent;
|
|
} while (node && node.kind !== 195 /* ModuleDeclaration */);
|
|
return node;
|
|
}
|
|
function emitModuleMemberName(node) {
|
|
emitStart(node.name);
|
|
if (node.flags & 1 /* Export */) {
|
|
var container = getContainingModule(node);
|
|
write(container ? resolver.getLocalNameOfContainer(container) : "exports");
|
|
write(".");
|
|
}
|
|
emitNode(node.name);
|
|
emitEnd(node.name);
|
|
}
|
|
function emitDestructuring(root, value) {
|
|
var emitCount = 0;
|
|
var isDeclaration = (root.kind === 189 /* VariableDeclaration */ && !(root.flags & 1 /* Export */)) || root.kind === 124 /* Parameter */;
|
|
if (root.kind === 163 /* BinaryExpression */) {
|
|
emitAssignmentExpression(root);
|
|
}
|
|
else {
|
|
emitBindingElement(root, value);
|
|
}
|
|
function emitAssignment(name, value) {
|
|
if (emitCount++) {
|
|
write(", ");
|
|
}
|
|
if (name.parent && (name.parent.kind === 189 /* VariableDeclaration */ || name.parent.kind === 146 /* BindingElement */)) {
|
|
emitModuleMemberName(name.parent);
|
|
}
|
|
else {
|
|
emit(name);
|
|
}
|
|
write(" = ");
|
|
emit(value);
|
|
}
|
|
function ensureIdentifier(expr) {
|
|
if (expr.kind !== 64 /* Identifier */) {
|
|
var identifier = createTempVariable(root);
|
|
if (!isDeclaration) {
|
|
recordTempDeclaration(identifier);
|
|
}
|
|
emitAssignment(identifier, expr);
|
|
expr = identifier;
|
|
}
|
|
return expr;
|
|
}
|
|
function createVoidZero() {
|
|
var zero = ts.createNode(7 /* NumericLiteral */);
|
|
zero.text = "0";
|
|
var result = ts.createNode(160 /* VoidExpression */);
|
|
result.expression = zero;
|
|
return result;
|
|
}
|
|
function createDefaultValueCheck(value, defaultValue) {
|
|
value = ensureIdentifier(value);
|
|
var equals = ts.createNode(163 /* BinaryExpression */);
|
|
equals.left = value;
|
|
equals.operator = 30 /* EqualsEqualsEqualsToken */;
|
|
equals.right = createVoidZero();
|
|
var cond = ts.createNode(164 /* ConditionalExpression */);
|
|
cond.condition = equals;
|
|
cond.whenTrue = defaultValue;
|
|
cond.whenFalse = value;
|
|
return cond;
|
|
}
|
|
function createNumericLiteral(value) {
|
|
var node = ts.createNode(7 /* NumericLiteral */);
|
|
node.text = "" + value;
|
|
return node;
|
|
}
|
|
function parenthesizeForAccess(expr) {
|
|
if (expr.kind === 64 /* Identifier */ || expr.kind === 149 /* PropertyAccessExpression */ || expr.kind === 150 /* ElementAccessExpression */) {
|
|
return expr;
|
|
}
|
|
var node = ts.createNode(155 /* ParenthesizedExpression */);
|
|
node.expression = expr;
|
|
return node;
|
|
}
|
|
function createPropertyAccess(object, propName) {
|
|
if (propName.kind !== 64 /* Identifier */) {
|
|
return createElementAccess(object, propName);
|
|
}
|
|
var node = ts.createNode(149 /* PropertyAccessExpression */);
|
|
node.expression = parenthesizeForAccess(object);
|
|
node.name = propName;
|
|
return node;
|
|
}
|
|
function createElementAccess(object, index) {
|
|
var node = ts.createNode(150 /* ElementAccessExpression */);
|
|
node.expression = parenthesizeForAccess(object);
|
|
node.argumentExpression = index;
|
|
return node;
|
|
}
|
|
function emitObjectLiteralAssignment(target, value) {
|
|
var properties = target.properties;
|
|
if (properties.length !== 1) {
|
|
value = ensureIdentifier(value);
|
|
}
|
|
for (var i = 0; i < properties.length; i++) {
|
|
var p = properties[i];
|
|
if (p.kind === 204 /* PropertyAssignment */ || p.kind === 205 /* ShorthandPropertyAssignment */) {
|
|
var propName = (p.name);
|
|
emitDestructuringAssignment(p.initializer || propName, createPropertyAccess(value, propName));
|
|
}
|
|
}
|
|
}
|
|
function emitArrayLiteralAssignment(target, value) {
|
|
var elements = target.elements;
|
|
if (elements.length !== 1) {
|
|
value = ensureIdentifier(value);
|
|
}
|
|
for (var i = 0; i < elements.length; i++) {
|
|
var e = elements[i];
|
|
if (e.kind !== 167 /* OmittedExpression */) {
|
|
emitDestructuringAssignment(e, createElementAccess(value, createNumericLiteral(i)));
|
|
}
|
|
}
|
|
}
|
|
function emitDestructuringAssignment(target, value) {
|
|
if (target.kind === 163 /* BinaryExpression */ && target.operator === 52 /* EqualsToken */) {
|
|
value = createDefaultValueCheck(value, target.right);
|
|
target = target.left;
|
|
}
|
|
if (target.kind === 148 /* ObjectLiteralExpression */) {
|
|
emitObjectLiteralAssignment(target, value);
|
|
}
|
|
else if (target.kind === 147 /* ArrayLiteralExpression */) {
|
|
emitArrayLiteralAssignment(target, value);
|
|
}
|
|
else {
|
|
emitAssignment(target, value);
|
|
}
|
|
}
|
|
function emitAssignmentExpression(root) {
|
|
var target = root.left;
|
|
var value = root.right;
|
|
if (root.parent.kind === 172 /* ExpressionStatement */) {
|
|
emitDestructuringAssignment(target, value);
|
|
}
|
|
else {
|
|
if (root.parent.kind !== 155 /* ParenthesizedExpression */) {
|
|
write("(");
|
|
}
|
|
value = ensureIdentifier(value);
|
|
emitDestructuringAssignment(target, value);
|
|
write(", ");
|
|
emit(value);
|
|
if (root.parent.kind !== 155 /* ParenthesizedExpression */) {
|
|
write(")");
|
|
}
|
|
}
|
|
}
|
|
function emitBindingElement(target, value) {
|
|
if (target.initializer) {
|
|
value = value ? createDefaultValueCheck(value, target.initializer) : target.initializer;
|
|
}
|
|
else if (!value) {
|
|
value = createVoidZero();
|
|
}
|
|
if (ts.isBindingPattern(target.name)) {
|
|
var pattern = target.name;
|
|
var elements = pattern.elements;
|
|
if (elements.length !== 1) {
|
|
value = ensureIdentifier(value);
|
|
}
|
|
for (var i = 0; i < elements.length; i++) {
|
|
var element = elements[i];
|
|
if (pattern.kind === 144 /* ObjectBindingPattern */) {
|
|
var propName = element.propertyName || element.name;
|
|
emitBindingElement(element, createPropertyAccess(value, propName));
|
|
}
|
|
else if (element.kind !== 167 /* OmittedExpression */) {
|
|
emitBindingElement(element, createElementAccess(value, createNumericLiteral(i)));
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
emitAssignment(target.name, value);
|
|
}
|
|
}
|
|
}
|
|
function emitVariableDeclaration(node) {
|
|
emitLeadingComments(node);
|
|
if (ts.isBindingPattern(node.name)) {
|
|
emitDestructuring(node);
|
|
}
|
|
else {
|
|
emitModuleMemberName(node);
|
|
emitOptional(" = ", node.initializer);
|
|
}
|
|
emitTrailingComments(node);
|
|
}
|
|
function emitVariableStatement(node) {
|
|
emitLeadingComments(node);
|
|
if (!(node.flags & 1 /* Export */)) {
|
|
if (ts.isLet(node)) {
|
|
write("let ");
|
|
}
|
|
else if (ts.isConst(node)) {
|
|
write("const ");
|
|
}
|
|
else {
|
|
write("var ");
|
|
}
|
|
}
|
|
emitCommaList(node.declarations);
|
|
write(";");
|
|
emitTrailingComments(node);
|
|
}
|
|
function emitParameter(node) {
|
|
emitLeadingComments(node);
|
|
if (ts.isBindingPattern(node.name)) {
|
|
var name = createTempVariable(node);
|
|
if (!tempParameters) {
|
|
tempParameters = [];
|
|
}
|
|
tempParameters.push(name);
|
|
emit(name);
|
|
}
|
|
else {
|
|
emit(node.name);
|
|
}
|
|
emitTrailingComments(node);
|
|
}
|
|
function emitDefaultValueAssignments(node) {
|
|
var tempIndex = 0;
|
|
ts.forEach(node.parameters, function (p) {
|
|
if (ts.isBindingPattern(p.name)) {
|
|
writeLine();
|
|
write("var ");
|
|
emitDestructuring(p, tempParameters[tempIndex]);
|
|
write(";");
|
|
tempIndex++;
|
|
}
|
|
else if (p.initializer) {
|
|
writeLine();
|
|
emitStart(p);
|
|
write("if (");
|
|
emitNode(p.name);
|
|
write(" === void 0)");
|
|
emitEnd(p);
|
|
write(" { ");
|
|
emitStart(p);
|
|
emitNode(p.name);
|
|
write(" = ");
|
|
emitNode(p.initializer);
|
|
emitEnd(p);
|
|
write("; }");
|
|
}
|
|
});
|
|
}
|
|
function emitRestParameter(node) {
|
|
if (ts.hasRestParameters(node)) {
|
|
var restIndex = node.parameters.length - 1;
|
|
var restParam = node.parameters[restIndex];
|
|
var tempName = createTempVariable(node, true).text;
|
|
writeLine();
|
|
emitLeadingComments(restParam);
|
|
emitStart(restParam);
|
|
write("var ");
|
|
emitNode(restParam.name);
|
|
write(" = [];");
|
|
emitEnd(restParam);
|
|
emitTrailingComments(restParam);
|
|
writeLine();
|
|
write("for (");
|
|
emitStart(restParam);
|
|
write("var " + tempName + " = " + restIndex + ";");
|
|
emitEnd(restParam);
|
|
write(" ");
|
|
emitStart(restParam);
|
|
write(tempName + " < arguments.length;");
|
|
emitEnd(restParam);
|
|
write(" ");
|
|
emitStart(restParam);
|
|
write(tempName + "++");
|
|
emitEnd(restParam);
|
|
write(") {");
|
|
increaseIndent();
|
|
writeLine();
|
|
emitStart(restParam);
|
|
emitNode(restParam.name);
|
|
write("[" + tempName + " - " + restIndex + "] = arguments[" + tempName + "];");
|
|
emitEnd(restParam);
|
|
decreaseIndent();
|
|
writeLine();
|
|
write("}");
|
|
}
|
|
}
|
|
function emitAccessor(node) {
|
|
emitLeadingComments(node);
|
|
write(node.kind === 130 /* GetAccessor */ ? "get " : "set ");
|
|
emit(node.name);
|
|
emitSignatureAndBody(node);
|
|
emitTrailingComments(node);
|
|
}
|
|
function emitFunctionDeclaration(node) {
|
|
if (!node.body) {
|
|
return emitPinnedOrTripleSlashComments(node);
|
|
}
|
|
if (node.kind !== 128 /* MethodDeclaration */ && node.kind !== 127 /* MethodSignature */) {
|
|
emitLeadingComments(node);
|
|
}
|
|
write("function ");
|
|
if (node.kind === 190 /* FunctionDeclaration */ || (node.kind === 156 /* FunctionExpression */ && node.name)) {
|
|
emit(node.name);
|
|
}
|
|
emitSignatureAndBody(node);
|
|
if (node.kind !== 128 /* MethodDeclaration */ && node.kind !== 127 /* MethodSignature */) {
|
|
emitTrailingComments(node);
|
|
}
|
|
}
|
|
function emitCaptureThisForNodeIfNecessary(node) {
|
|
if (resolver.getNodeCheckFlags(node) & 4 /* CaptureThis */) {
|
|
writeLine();
|
|
emitStart(node);
|
|
write("var _this = this;");
|
|
emitEnd(node);
|
|
}
|
|
}
|
|
function emitSignatureParameters(node) {
|
|
increaseIndent();
|
|
write("(");
|
|
if (node) {
|
|
emitCommaList(node.parameters, node.parameters.length - (ts.hasRestParameters(node) ? 1 : 0));
|
|
}
|
|
write(")");
|
|
decreaseIndent();
|
|
}
|
|
function emitSignatureAndBody(node) {
|
|
var saveTempCount = tempCount;
|
|
var saveTempVariables = tempVariables;
|
|
var saveTempParameters = tempParameters;
|
|
tempCount = 0;
|
|
tempVariables = undefined;
|
|
tempParameters = undefined;
|
|
emitSignatureParameters(node);
|
|
write(" {");
|
|
scopeEmitStart(node);
|
|
increaseIndent();
|
|
emitDetachedComments(node.body.kind === 169 /* Block */ ? node.body.statements : node.body);
|
|
var startIndex = 0;
|
|
if (node.body.kind === 169 /* Block */) {
|
|
startIndex = emitDirectivePrologues(node.body.statements, true);
|
|
}
|
|
var outPos = writer.getTextPos();
|
|
emitCaptureThisForNodeIfNecessary(node);
|
|
emitDefaultValueAssignments(node);
|
|
emitRestParameter(node);
|
|
if (node.body.kind !== 169 /* Block */ && outPos === writer.getTextPos()) {
|
|
decreaseIndent();
|
|
write(" ");
|
|
emitStart(node.body);
|
|
write("return ");
|
|
emitNode(node.body);
|
|
emitEnd(node.body);
|
|
write(";");
|
|
emitTempDeclarations(false);
|
|
write(" ");
|
|
emitStart(node.body);
|
|
write("}");
|
|
emitEnd(node.body);
|
|
}
|
|
else {
|
|
if (node.body.kind === 169 /* Block */) {
|
|
emitLinesStartingAt(node.body.statements, startIndex);
|
|
}
|
|
else {
|
|
writeLine();
|
|
emitLeadingComments(node.body);
|
|
write("return ");
|
|
emit(node.body);
|
|
write(";");
|
|
emitTrailingComments(node.body);
|
|
}
|
|
emitTempDeclarations(true);
|
|
writeLine();
|
|
if (node.body.kind === 169 /* Block */) {
|
|
emitLeadingCommentsOfPosition(node.body.statements.end);
|
|
decreaseIndent();
|
|
emitToken(15 /* CloseBraceToken */, node.body.statements.end);
|
|
}
|
|
else {
|
|
decreaseIndent();
|
|
emitStart(node.body);
|
|
write("}");
|
|
emitEnd(node.body);
|
|
}
|
|
}
|
|
scopeEmitEnd();
|
|
if (node.flags & 1 /* Export */) {
|
|
writeLine();
|
|
emitStart(node);
|
|
emitModuleMemberName(node);
|
|
write(" = ");
|
|
emit(node.name);
|
|
emitEnd(node);
|
|
write(";");
|
|
}
|
|
tempCount = saveTempCount;
|
|
tempVariables = saveTempVariables;
|
|
tempParameters = saveTempParameters;
|
|
}
|
|
function findInitialSuperCall(ctor) {
|
|
if (ctor.body) {
|
|
var statement = ctor.body.statements[0];
|
|
if (statement && statement.kind === 172 /* ExpressionStatement */) {
|
|
var expr = statement.expression;
|
|
if (expr && expr.kind === 151 /* CallExpression */) {
|
|
var func = expr.expression;
|
|
if (func && func.kind === 90 /* SuperKeyword */) {
|
|
return statement;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
function emitParameterPropertyAssignments(node) {
|
|
ts.forEach(node.parameters, function (param) {
|
|
if (param.flags & 112 /* AccessibilityModifier */) {
|
|
writeLine();
|
|
emitStart(param);
|
|
emitStart(param.name);
|
|
write("this.");
|
|
emitNode(param.name);
|
|
emitEnd(param.name);
|
|
write(" = ");
|
|
emit(param.name);
|
|
write(";");
|
|
emitEnd(param);
|
|
}
|
|
});
|
|
}
|
|
function emitMemberAccessForPropertyName(memberName) {
|
|
if (memberName.kind === 8 /* StringLiteral */ || memberName.kind === 7 /* NumericLiteral */) {
|
|
write("[");
|
|
emitNode(memberName);
|
|
write("]");
|
|
}
|
|
else if (memberName.kind === 122 /* ComputedPropertyName */) {
|
|
emitComputedPropertyName(memberName);
|
|
}
|
|
else {
|
|
write(".");
|
|
emitNode(memberName);
|
|
}
|
|
}
|
|
function emitMemberAssignments(node, staticFlag) {
|
|
ts.forEach(node.members, function (member) {
|
|
if (member.kind === 126 /* PropertyDeclaration */ && (member.flags & 128 /* Static */) === staticFlag && member.initializer) {
|
|
writeLine();
|
|
emitLeadingComments(member);
|
|
emitStart(member);
|
|
emitStart(member.name);
|
|
if (staticFlag) {
|
|
emitNode(node.name);
|
|
}
|
|
else {
|
|
write("this");
|
|
}
|
|
emitMemberAccessForPropertyName(member.name);
|
|
emitEnd(member.name);
|
|
write(" = ");
|
|
emit(member.initializer);
|
|
write(";");
|
|
emitEnd(member);
|
|
emitTrailingComments(member);
|
|
}
|
|
});
|
|
}
|
|
function emitMemberFunctions(node) {
|
|
ts.forEach(node.members, function (member) {
|
|
if (member.kind === 128 /* MethodDeclaration */ || node.kind === 127 /* MethodSignature */) {
|
|
if (!member.body) {
|
|
return emitPinnedOrTripleSlashComments(member);
|
|
}
|
|
writeLine();
|
|
emitLeadingComments(member);
|
|
emitStart(member);
|
|
emitStart(member.name);
|
|
emitNode(node.name);
|
|
if (!(member.flags & 128 /* Static */)) {
|
|
write(".prototype");
|
|
}
|
|
emitMemberAccessForPropertyName(member.name);
|
|
emitEnd(member.name);
|
|
write(" = ");
|
|
emitStart(member);
|
|
emitFunctionDeclaration(member);
|
|
emitEnd(member);
|
|
emitEnd(member);
|
|
write(";");
|
|
emitTrailingComments(member);
|
|
}
|
|
else if (member.kind === 130 /* GetAccessor */ || member.kind === 131 /* SetAccessor */) {
|
|
var accessors = getAllAccessorDeclarations(node, member);
|
|
if (member === accessors.firstAccessor) {
|
|
writeLine();
|
|
emitStart(member);
|
|
write("Object.defineProperty(");
|
|
emitStart(member.name);
|
|
emitNode(node.name);
|
|
if (!(member.flags & 128 /* Static */)) {
|
|
write(".prototype");
|
|
}
|
|
write(", ");
|
|
emitExpressionForPropertyName(member.name);
|
|
emitEnd(member.name);
|
|
write(", {");
|
|
increaseIndent();
|
|
if (accessors.getAccessor) {
|
|
writeLine();
|
|
emitLeadingComments(accessors.getAccessor);
|
|
write("get: ");
|
|
emitStart(accessors.getAccessor);
|
|
write("function ");
|
|
emitSignatureAndBody(accessors.getAccessor);
|
|
emitEnd(accessors.getAccessor);
|
|
emitTrailingComments(accessors.getAccessor);
|
|
write(",");
|
|
}
|
|
if (accessors.setAccessor) {
|
|
writeLine();
|
|
emitLeadingComments(accessors.setAccessor);
|
|
write("set: ");
|
|
emitStart(accessors.setAccessor);
|
|
write("function ");
|
|
emitSignatureAndBody(accessors.setAccessor);
|
|
emitEnd(accessors.setAccessor);
|
|
emitTrailingComments(accessors.setAccessor);
|
|
write(",");
|
|
}
|
|
writeLine();
|
|
write("enumerable: true,");
|
|
writeLine();
|
|
write("configurable: true");
|
|
decreaseIndent();
|
|
writeLine();
|
|
write("});");
|
|
emitEnd(member);
|
|
}
|
|
}
|
|
});
|
|
}
|
|
function emitClassDeclaration(node) {
|
|
emitLeadingComments(node);
|
|
write("var ");
|
|
emit(node.name);
|
|
write(" = (function (");
|
|
var baseTypeNode = ts.getClassBaseTypeNode(node);
|
|
if (baseTypeNode) {
|
|
write("_super");
|
|
}
|
|
write(") {");
|
|
increaseIndent();
|
|
scopeEmitStart(node);
|
|
if (baseTypeNode) {
|
|
writeLine();
|
|
emitStart(baseTypeNode);
|
|
write("__extends(");
|
|
emit(node.name);
|
|
write(", _super);");
|
|
emitEnd(baseTypeNode);
|
|
}
|
|
writeLine();
|
|
emitConstructorOfClass();
|
|
emitMemberFunctions(node);
|
|
emitMemberAssignments(node, 128 /* Static */);
|
|
writeLine();
|
|
function emitClassReturnStatement() {
|
|
write("return ");
|
|
emitNode(node.name);
|
|
}
|
|
emitToken(15 /* CloseBraceToken */, node.members.end, emitClassReturnStatement);
|
|
write(";");
|
|
decreaseIndent();
|
|
writeLine();
|
|
emitToken(15 /* CloseBraceToken */, node.members.end);
|
|
scopeEmitEnd();
|
|
emitStart(node);
|
|
write(")(");
|
|
if (baseTypeNode) {
|
|
emit(baseTypeNode.typeName);
|
|
}
|
|
write(");");
|
|
emitEnd(node);
|
|
if (node.flags & 1 /* Export */) {
|
|
writeLine();
|
|
emitStart(node);
|
|
emitModuleMemberName(node);
|
|
write(" = ");
|
|
emit(node.name);
|
|
emitEnd(node);
|
|
write(";");
|
|
}
|
|
emitTrailingComments(node);
|
|
function emitConstructorOfClass() {
|
|
var saveTempCount = tempCount;
|
|
var saveTempVariables = tempVariables;
|
|
var saveTempParameters = tempParameters;
|
|
tempCount = 0;
|
|
tempVariables = undefined;
|
|
tempParameters = undefined;
|
|
ts.forEach(node.members, function (member) {
|
|
if (member.kind === 129 /* Constructor */ && !member.body) {
|
|
emitPinnedOrTripleSlashComments(member);
|
|
}
|
|
});
|
|
var ctor = getFirstConstructorWithBody(node);
|
|
if (ctor) {
|
|
emitLeadingComments(ctor);
|
|
}
|
|
emitStart(ctor || node);
|
|
write("function ");
|
|
emit(node.name);
|
|
emitSignatureParameters(ctor);
|
|
write(" {");
|
|
scopeEmitStart(node, "constructor");
|
|
increaseIndent();
|
|
if (ctor) {
|
|
emitDetachedComments(ctor.body.statements);
|
|
}
|
|
emitCaptureThisForNodeIfNecessary(node);
|
|
if (ctor) {
|
|
emitDefaultValueAssignments(ctor);
|
|
emitRestParameter(ctor);
|
|
if (baseTypeNode) {
|
|
var superCall = findInitialSuperCall(ctor);
|
|
if (superCall) {
|
|
writeLine();
|
|
emit(superCall);
|
|
}
|
|
}
|
|
emitParameterPropertyAssignments(ctor);
|
|
}
|
|
else {
|
|
if (baseTypeNode) {
|
|
writeLine();
|
|
emitStart(baseTypeNode);
|
|
write("_super.apply(this, arguments);");
|
|
emitEnd(baseTypeNode);
|
|
}
|
|
}
|
|
emitMemberAssignments(node, 0);
|
|
if (ctor) {
|
|
var statements = ctor.body.statements;
|
|
if (superCall)
|
|
statements = statements.slice(1);
|
|
emitLines(statements);
|
|
}
|
|
emitTempDeclarations(true);
|
|
writeLine();
|
|
if (ctor) {
|
|
emitLeadingCommentsOfPosition(ctor.body.statements.end);
|
|
}
|
|
decreaseIndent();
|
|
emitToken(15 /* CloseBraceToken */, ctor ? ctor.body.statements.end : node.members.end);
|
|
scopeEmitEnd();
|
|
emitEnd(ctor || node);
|
|
if (ctor) {
|
|
emitTrailingComments(ctor);
|
|
}
|
|
tempCount = saveTempCount;
|
|
tempVariables = saveTempVariables;
|
|
tempParameters = saveTempParameters;
|
|
}
|
|
}
|
|
function emitInterfaceDeclaration(node) {
|
|
emitPinnedOrTripleSlashComments(node);
|
|
}
|
|
function emitEnumDeclaration(node) {
|
|
var isConstEnum = ts.isConst(node);
|
|
if (isConstEnum && !compilerOptions.preserveConstEnums) {
|
|
return;
|
|
}
|
|
emitLeadingComments(node);
|
|
if (!(node.flags & 1 /* Export */)) {
|
|
emitStart(node);
|
|
write("var ");
|
|
emit(node.name);
|
|
emitEnd(node);
|
|
write(";");
|
|
}
|
|
writeLine();
|
|
emitStart(node);
|
|
write("(function (");
|
|
emitStart(node.name);
|
|
write(resolver.getLocalNameOfContainer(node));
|
|
emitEnd(node.name);
|
|
write(") {");
|
|
increaseIndent();
|
|
scopeEmitStart(node);
|
|
emitEnumMemberDeclarations(isConstEnum);
|
|
decreaseIndent();
|
|
writeLine();
|
|
emitToken(15 /* CloseBraceToken */, node.members.end);
|
|
scopeEmitEnd();
|
|
write(")(");
|
|
emitModuleMemberName(node);
|
|
write(" || (");
|
|
emitModuleMemberName(node);
|
|
write(" = {}));");
|
|
emitEnd(node);
|
|
if (node.flags & 1 /* Export */) {
|
|
writeLine();
|
|
emitStart(node);
|
|
write("var ");
|
|
emit(node.name);
|
|
write(" = ");
|
|
emitModuleMemberName(node);
|
|
emitEnd(node);
|
|
write(";");
|
|
}
|
|
emitTrailingComments(node);
|
|
function emitEnumMemberDeclarations(isConstEnum) {
|
|
ts.forEach(node.members, function (member) {
|
|
writeLine();
|
|
emitLeadingComments(member);
|
|
emitStart(member);
|
|
write(resolver.getLocalNameOfContainer(node));
|
|
write("[");
|
|
write(resolver.getLocalNameOfContainer(node));
|
|
write("[");
|
|
emitExpressionForPropertyName(member.name);
|
|
write("] = ");
|
|
if (member.initializer && !isConstEnum) {
|
|
emit(member.initializer);
|
|
}
|
|
else {
|
|
write(resolver.getEnumMemberValue(member).toString());
|
|
}
|
|
write("] = ");
|
|
emitExpressionForPropertyName(member.name);
|
|
emitEnd(member);
|
|
write(";");
|
|
emitTrailingComments(member);
|
|
});
|
|
}
|
|
}
|
|
function getInnerMostModuleDeclarationFromDottedModule(moduleDeclaration) {
|
|
if (moduleDeclaration.body.kind === 195 /* ModuleDeclaration */) {
|
|
var recursiveInnerModule = getInnerMostModuleDeclarationFromDottedModule(moduleDeclaration.body);
|
|
return recursiveInnerModule || moduleDeclaration.body;
|
|
}
|
|
}
|
|
function emitModuleDeclaration(node) {
|
|
var shouldEmit = ts.getModuleInstanceState(node) === 1 /* Instantiated */ || (ts.getModuleInstanceState(node) === 2 /* ConstEnumOnly */ && compilerOptions.preserveConstEnums);
|
|
if (!shouldEmit) {
|
|
return emitPinnedOrTripleSlashComments(node);
|
|
}
|
|
emitLeadingComments(node);
|
|
emitStart(node);
|
|
write("var ");
|
|
emit(node.name);
|
|
write(";");
|
|
emitEnd(node);
|
|
writeLine();
|
|
emitStart(node);
|
|
write("(function (");
|
|
emitStart(node.name);
|
|
write(resolver.getLocalNameOfContainer(node));
|
|
emitEnd(node.name);
|
|
write(") ");
|
|
if (node.body.kind === 196 /* ModuleBlock */) {
|
|
var saveTempCount = tempCount;
|
|
var saveTempVariables = tempVariables;
|
|
tempCount = 0;
|
|
tempVariables = undefined;
|
|
emit(node.body);
|
|
tempCount = saveTempCount;
|
|
tempVariables = saveTempVariables;
|
|
}
|
|
else {
|
|
write("{");
|
|
increaseIndent();
|
|
scopeEmitStart(node);
|
|
emitCaptureThisForNodeIfNecessary(node);
|
|
writeLine();
|
|
emit(node.body);
|
|
decreaseIndent();
|
|
writeLine();
|
|
var moduleBlock = getInnerMostModuleDeclarationFromDottedModule(node).body;
|
|
emitToken(15 /* CloseBraceToken */, moduleBlock.statements.end);
|
|
scopeEmitEnd();
|
|
}
|
|
write(")(");
|
|
if (node.flags & 1 /* Export */) {
|
|
emit(node.name);
|
|
write(" = ");
|
|
}
|
|
emitModuleMemberName(node);
|
|
write(" || (");
|
|
emitModuleMemberName(node);
|
|
write(" = {}));");
|
|
emitEnd(node);
|
|
emitTrailingComments(node);
|
|
}
|
|
function emitImportDeclaration(node) {
|
|
var emitImportDeclaration = resolver.isReferencedImportDeclaration(node);
|
|
if (!emitImportDeclaration) {
|
|
emitImportDeclaration = !ts.isExternalModule(currentSourceFile) && resolver.isTopLevelValueImportWithEntityName(node);
|
|
}
|
|
if (emitImportDeclaration) {
|
|
if (ts.isExternalModuleImportDeclaration(node) && node.parent.kind === 207 /* SourceFile */ && compilerOptions.module === 2 /* AMD */) {
|
|
if (node.flags & 1 /* Export */) {
|
|
writeLine();
|
|
emitLeadingComments(node);
|
|
emitStart(node);
|
|
emitModuleMemberName(node);
|
|
write(" = ");
|
|
emit(node.name);
|
|
write(";");
|
|
emitEnd(node);
|
|
emitTrailingComments(node);
|
|
}
|
|
}
|
|
else {
|
|
writeLine();
|
|
emitLeadingComments(node);
|
|
emitStart(node);
|
|
if (!(node.flags & 1 /* Export */))
|
|
write("var ");
|
|
emitModuleMemberName(node);
|
|
write(" = ");
|
|
if (ts.isInternalModuleImportDeclaration(node)) {
|
|
emit(node.moduleReference);
|
|
}
|
|
else {
|
|
var literal = ts.getExternalModuleImportDeclarationExpression(node);
|
|
write("require(");
|
|
emitStart(literal);
|
|
emitLiteral(literal);
|
|
emitEnd(literal);
|
|
emitToken(17 /* CloseParenToken */, literal.end);
|
|
}
|
|
write(";");
|
|
emitEnd(node);
|
|
emitTrailingComments(node);
|
|
}
|
|
}
|
|
}
|
|
function getExternalImportDeclarations(node) {
|
|
var result = [];
|
|
ts.forEach(node.statements, function (statement) {
|
|
if (ts.isExternalModuleImportDeclaration(statement) && resolver.isReferencedImportDeclaration(statement)) {
|
|
result.push(statement);
|
|
}
|
|
});
|
|
return result;
|
|
}
|
|
function getFirstExportAssignment(sourceFile) {
|
|
return ts.forEach(sourceFile.statements, function (node) {
|
|
if (node.kind === 198 /* ExportAssignment */) {
|
|
return node;
|
|
}
|
|
});
|
|
}
|
|
function emitAMDModule(node, startIndex) {
|
|
var imports = getExternalImportDeclarations(node);
|
|
writeLine();
|
|
write("define(");
|
|
if (node.amdModuleName) {
|
|
write("\"" + node.amdModuleName + "\", ");
|
|
}
|
|
write("[\"require\", \"exports\"");
|
|
ts.forEach(imports, function (imp) {
|
|
write(", ");
|
|
emitLiteral(ts.getExternalModuleImportDeclarationExpression(imp));
|
|
});
|
|
ts.forEach(node.amdDependencies, function (amdDependency) {
|
|
var text = "\"" + amdDependency + "\"";
|
|
write(", ");
|
|
write(text);
|
|
});
|
|
write("], function (require, exports");
|
|
ts.forEach(imports, function (imp) {
|
|
write(", ");
|
|
emit(imp.name);
|
|
});
|
|
write(") {");
|
|
increaseIndent();
|
|
emitCaptureThisForNodeIfNecessary(node);
|
|
emitLinesStartingAt(node.statements, startIndex);
|
|
var exportName = resolver.getExportAssignmentName(node);
|
|
if (exportName) {
|
|
writeLine();
|
|
var exportAssignement = getFirstExportAssignment(node);
|
|
emitStart(exportAssignement);
|
|
write("return ");
|
|
emitStart(exportAssignement.exportName);
|
|
write(exportName);
|
|
emitEnd(exportAssignement.exportName);
|
|
write(";");
|
|
emitEnd(exportAssignement);
|
|
}
|
|
decreaseIndent();
|
|
writeLine();
|
|
write("});");
|
|
}
|
|
function emitCommonJSModule(node, startIndex) {
|
|
emitCaptureThisForNodeIfNecessary(node);
|
|
emitLinesStartingAt(node.statements, startIndex);
|
|
var exportName = resolver.getExportAssignmentName(node);
|
|
if (exportName) {
|
|
writeLine();
|
|
var exportAssignement = getFirstExportAssignment(node);
|
|
emitStart(exportAssignement);
|
|
write("module.exports = ");
|
|
emitStart(exportAssignement.exportName);
|
|
write(exportName);
|
|
emitEnd(exportAssignement.exportName);
|
|
write(";");
|
|
emitEnd(exportAssignement);
|
|
}
|
|
}
|
|
function emitDirectivePrologues(statements, startWithNewLine) {
|
|
for (var i = 0; i < statements.length; ++i) {
|
|
if (ts.isPrologueDirective(statements[i])) {
|
|
if (startWithNewLine || i > 0) {
|
|
writeLine();
|
|
}
|
|
emit(statements[i]);
|
|
}
|
|
else {
|
|
return i;
|
|
}
|
|
}
|
|
return statements.length;
|
|
}
|
|
function emitSourceFile(node) {
|
|
currentSourceFile = node;
|
|
writeLine();
|
|
emitDetachedComments(node);
|
|
var startIndex = emitDirectivePrologues(node.statements, false);
|
|
if (!extendsEmitted && resolver.getNodeCheckFlags(node) & 8 /* EmitExtends */) {
|
|
writeLine();
|
|
write("var __extends = this.__extends || function (d, b) {");
|
|
increaseIndent();
|
|
writeLine();
|
|
write("for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];");
|
|
writeLine();
|
|
write("function __() { this.constructor = d; }");
|
|
writeLine();
|
|
write("__.prototype = b.prototype;");
|
|
writeLine();
|
|
write("d.prototype = new __();");
|
|
decreaseIndent();
|
|
writeLine();
|
|
write("};");
|
|
extendsEmitted = true;
|
|
}
|
|
if (ts.isExternalModule(node)) {
|
|
if (compilerOptions.module === 2 /* AMD */) {
|
|
emitAMDModule(node, startIndex);
|
|
}
|
|
else {
|
|
emitCommonJSModule(node, startIndex);
|
|
}
|
|
}
|
|
else {
|
|
emitCaptureThisForNodeIfNecessary(node);
|
|
emitLinesStartingAt(node.statements, startIndex);
|
|
}
|
|
emitLeadingComments(node.endOfFileToken);
|
|
}
|
|
function emitNode(node) {
|
|
if (!node) {
|
|
return;
|
|
}
|
|
if (node.flags & 2 /* Ambient */) {
|
|
return emitPinnedOrTripleSlashComments(node);
|
|
}
|
|
switch (node.kind) {
|
|
case 64 /* Identifier */:
|
|
return emitIdentifier(node);
|
|
case 124 /* Parameter */:
|
|
return emitParameter(node);
|
|
case 128 /* MethodDeclaration */:
|
|
case 127 /* MethodSignature */:
|
|
return emitMethod(node);
|
|
case 130 /* GetAccessor */:
|
|
case 131 /* SetAccessor */:
|
|
return emitAccessor(node);
|
|
case 92 /* ThisKeyword */:
|
|
return emitThis(node);
|
|
case 90 /* SuperKeyword */:
|
|
return emitSuper(node);
|
|
case 88 /* NullKeyword */:
|
|
return write("null");
|
|
case 94 /* TrueKeyword */:
|
|
return write("true");
|
|
case 79 /* FalseKeyword */:
|
|
return write("false");
|
|
case 7 /* NumericLiteral */:
|
|
case 8 /* StringLiteral */:
|
|
case 9 /* RegularExpressionLiteral */:
|
|
case 10 /* NoSubstitutionTemplateLiteral */:
|
|
case 11 /* TemplateHead */:
|
|
case 12 /* TemplateMiddle */:
|
|
case 13 /* TemplateTail */:
|
|
return emitLiteral(node);
|
|
case 165 /* TemplateExpression */:
|
|
return emitTemplateExpression(node);
|
|
case 168 /* TemplateSpan */:
|
|
return emitTemplateSpan(node);
|
|
case 121 /* QualifiedName */:
|
|
return emitQualifiedName(node);
|
|
case 144 /* ObjectBindingPattern */:
|
|
return emitObjectBindingPattern(node);
|
|
case 145 /* ArrayBindingPattern */:
|
|
return emitArrayBindingPattern(node);
|
|
case 147 /* ArrayLiteralExpression */:
|
|
return emitArrayLiteral(node);
|
|
case 148 /* ObjectLiteralExpression */:
|
|
return emitObjectLiteral(node);
|
|
case 204 /* PropertyAssignment */:
|
|
return emitPropertyAssignment(node);
|
|
case 205 /* ShorthandPropertyAssignment */:
|
|
return emitShorthandPropertyAssignment(node);
|
|
case 122 /* ComputedPropertyName */:
|
|
return emitComputedPropertyName(node);
|
|
case 149 /* PropertyAccessExpression */:
|
|
return emitPropertyAccess(node);
|
|
case 150 /* ElementAccessExpression */:
|
|
return emitIndexedAccess(node);
|
|
case 151 /* CallExpression */:
|
|
return emitCallExpression(node);
|
|
case 152 /* NewExpression */:
|
|
return emitNewExpression(node);
|
|
case 153 /* TaggedTemplateExpression */:
|
|
return emitTaggedTemplateExpression(node);
|
|
case 154 /* TypeAssertionExpression */:
|
|
return emit(node.expression);
|
|
case 155 /* ParenthesizedExpression */:
|
|
return emitParenExpression(node);
|
|
case 190 /* FunctionDeclaration */:
|
|
case 156 /* FunctionExpression */:
|
|
case 157 /* ArrowFunction */:
|
|
return emitFunctionDeclaration(node);
|
|
case 158 /* DeleteExpression */:
|
|
return emitDeleteExpression(node);
|
|
case 159 /* TypeOfExpression */:
|
|
return emitTypeOfExpression(node);
|
|
case 160 /* VoidExpression */:
|
|
return emitVoidExpression(node);
|
|
case 161 /* PrefixUnaryExpression */:
|
|
return emitPrefixUnaryExpression(node);
|
|
case 162 /* PostfixUnaryExpression */:
|
|
return emitPostfixUnaryExpression(node);
|
|
case 163 /* BinaryExpression */:
|
|
return emitBinaryExpression(node);
|
|
case 164 /* ConditionalExpression */:
|
|
return emitConditionalExpression(node);
|
|
case 167 /* OmittedExpression */:
|
|
return;
|
|
case 169 /* Block */:
|
|
case 186 /* TryBlock */:
|
|
case 187 /* FinallyBlock */:
|
|
case 196 /* ModuleBlock */:
|
|
return emitBlock(node);
|
|
case 170 /* VariableStatement */:
|
|
return emitVariableStatement(node);
|
|
case 171 /* EmptyStatement */:
|
|
return write(";");
|
|
case 172 /* ExpressionStatement */:
|
|
return emitExpressionStatement(node);
|
|
case 173 /* IfStatement */:
|
|
return emitIfStatement(node);
|
|
case 174 /* DoStatement */:
|
|
return emitDoStatement(node);
|
|
case 175 /* WhileStatement */:
|
|
return emitWhileStatement(node);
|
|
case 176 /* ForStatement */:
|
|
return emitForStatement(node);
|
|
case 177 /* ForInStatement */:
|
|
return emitForInStatement(node);
|
|
case 178 /* ContinueStatement */:
|
|
case 179 /* BreakStatement */:
|
|
return emitBreakOrContinueStatement(node);
|
|
case 180 /* ReturnStatement */:
|
|
return emitReturnStatement(node);
|
|
case 181 /* WithStatement */:
|
|
return emitWithStatement(node);
|
|
case 182 /* SwitchStatement */:
|
|
return emitSwitchStatement(node);
|
|
case 200 /* CaseClause */:
|
|
case 201 /* DefaultClause */:
|
|
return emitCaseOrDefaultClause(node);
|
|
case 183 /* LabeledStatement */:
|
|
return emitLabelledStatement(node);
|
|
case 184 /* ThrowStatement */:
|
|
return emitThrowStatement(node);
|
|
case 185 /* TryStatement */:
|
|
return emitTryStatement(node);
|
|
case 203 /* CatchClause */:
|
|
return emitCatchClause(node);
|
|
case 188 /* DebuggerStatement */:
|
|
return emitDebuggerStatement(node);
|
|
case 189 /* VariableDeclaration */:
|
|
return emitVariableDeclaration(node);
|
|
case 191 /* ClassDeclaration */:
|
|
return emitClassDeclaration(node);
|
|
case 192 /* InterfaceDeclaration */:
|
|
return emitInterfaceDeclaration(node);
|
|
case 194 /* EnumDeclaration */:
|
|
return emitEnumDeclaration(node);
|
|
case 195 /* ModuleDeclaration */:
|
|
return emitModuleDeclaration(node);
|
|
case 197 /* ImportDeclaration */:
|
|
return emitImportDeclaration(node);
|
|
case 207 /* SourceFile */:
|
|
return emitSourceFile(node);
|
|
}
|
|
}
|
|
function hasDetachedComments(pos) {
|
|
return detachedCommentsInfo !== undefined && detachedCommentsInfo[detachedCommentsInfo.length - 1].nodePos === pos;
|
|
}
|
|
function getLeadingCommentsWithoutDetachedComments() {
|
|
var leadingComments = ts.getLeadingCommentRanges(currentSourceFile.text, detachedCommentsInfo[detachedCommentsInfo.length - 1].detachedCommentEndPos);
|
|
if (detachedCommentsInfo.length - 1) {
|
|
detachedCommentsInfo.pop();
|
|
}
|
|
else {
|
|
detachedCommentsInfo = undefined;
|
|
}
|
|
return leadingComments;
|
|
}
|
|
function getLeadingCommentsToEmit(node) {
|
|
if (node.parent.kind === 207 /* SourceFile */ || node.pos !== node.parent.pos) {
|
|
var leadingComments;
|
|
if (hasDetachedComments(node.pos)) {
|
|
leadingComments = getLeadingCommentsWithoutDetachedComments();
|
|
}
|
|
else {
|
|
leadingComments = ts.getLeadingCommentRangesOfNode(node, currentSourceFile);
|
|
}
|
|
return leadingComments;
|
|
}
|
|
}
|
|
function emitLeadingDeclarationComments(node) {
|
|
var leadingComments = getLeadingCommentsToEmit(node);
|
|
emitNewLineBeforeLeadingComments(currentSourceFile, writer, node, leadingComments);
|
|
emitComments(currentSourceFile, writer, leadingComments, true, newLine, writeComment);
|
|
}
|
|
function emitTrailingDeclarationComments(node) {
|
|
if (node.parent.kind === 207 /* SourceFile */ || node.end !== node.parent.end) {
|
|
var trailingComments = ts.getTrailingCommentRanges(currentSourceFile.text, node.end);
|
|
emitComments(currentSourceFile, writer, trailingComments, false, newLine, writeComment);
|
|
}
|
|
}
|
|
function emitLeadingCommentsOfLocalPosition(pos) {
|
|
var leadingComments;
|
|
if (hasDetachedComments(pos)) {
|
|
leadingComments = getLeadingCommentsWithoutDetachedComments();
|
|
}
|
|
else {
|
|
leadingComments = ts.getLeadingCommentRanges(currentSourceFile.text, pos);
|
|
}
|
|
emitNewLineBeforeLeadingComments(currentSourceFile, writer, { pos: pos, end: pos }, leadingComments);
|
|
emitComments(currentSourceFile, writer, leadingComments, true, newLine, writeComment);
|
|
}
|
|
function emitDetachedCommentsAtPosition(node) {
|
|
var leadingComments = ts.getLeadingCommentRanges(currentSourceFile.text, node.pos);
|
|
if (leadingComments) {
|
|
var detachedComments = [];
|
|
var lastComment;
|
|
ts.forEach(leadingComments, function (comment) {
|
|
if (lastComment) {
|
|
var lastCommentLine = getLineOfLocalPosition(currentSourceFile, lastComment.end);
|
|
var commentLine = getLineOfLocalPosition(currentSourceFile, comment.pos);
|
|
if (commentLine >= lastCommentLine + 2) {
|
|
return detachedComments;
|
|
}
|
|
}
|
|
detachedComments.push(comment);
|
|
lastComment = comment;
|
|
});
|
|
if (detachedComments.length) {
|
|
var lastCommentLine = getLineOfLocalPosition(currentSourceFile, detachedComments[detachedComments.length - 1].end);
|
|
var astLine = getLineOfLocalPosition(currentSourceFile, ts.skipTrivia(currentSourceFile.text, node.pos));
|
|
if (astLine >= lastCommentLine + 2) {
|
|
emitNewLineBeforeLeadingComments(currentSourceFile, writer, node, leadingComments);
|
|
emitComments(currentSourceFile, writer, detachedComments, true, newLine, writeComment);
|
|
var currentDetachedCommentInfo = { nodePos: node.pos, detachedCommentEndPos: detachedComments[detachedComments.length - 1].end };
|
|
if (detachedCommentsInfo) {
|
|
detachedCommentsInfo.push(currentDetachedCommentInfo);
|
|
}
|
|
else {
|
|
detachedCommentsInfo = [currentDetachedCommentInfo];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
function emitPinnedOrTripleSlashCommentsOfNode(node) {
|
|
var pinnedComments = ts.filter(getLeadingCommentsToEmit(node), isPinnedOrTripleSlashComment);
|
|
function isPinnedOrTripleSlashComment(comment) {
|
|
if (currentSourceFile.text.charCodeAt(comment.pos + 1) === 42 /* asterisk */) {
|
|
return currentSourceFile.text.charCodeAt(comment.pos + 2) === 33 /* exclamation */;
|
|
}
|
|
else if (currentSourceFile.text.charCodeAt(comment.pos + 1) === 47 /* slash */ && comment.pos + 2 < comment.end && currentSourceFile.text.charCodeAt(comment.pos + 2) === 47 /* slash */ && currentSourceFile.text.substring(comment.pos, comment.end).match(ts.fullTripleSlashReferencePathRegEx)) {
|
|
return true;
|
|
}
|
|
}
|
|
emitNewLineBeforeLeadingComments(currentSourceFile, writer, node, pinnedComments);
|
|
emitComments(currentSourceFile, writer, pinnedComments, true, newLine, writeComment);
|
|
}
|
|
if (compilerOptions.sourceMap) {
|
|
initializeEmitterWithSourceMaps();
|
|
}
|
|
if (root) {
|
|
emit(root);
|
|
}
|
|
else {
|
|
ts.forEach(program.getSourceFiles(), function (sourceFile) {
|
|
if (!isExternalModuleOrDeclarationFile(sourceFile)) {
|
|
emit(sourceFile);
|
|
}
|
|
});
|
|
}
|
|
writeLine();
|
|
writeEmittedFiles(writer.getText(), compilerOptions.emitBOM);
|
|
}
|
|
function writeDeclarationFile(jsFilePath, sourceFile) {
|
|
var emitDeclarationResult = emitDeclarations(program, resolver, diagnostics, jsFilePath, sourceFile);
|
|
if (!emitDeclarationResult.reportedDeclarationError) {
|
|
var declarationOutput = emitDeclarationResult.referencePathsOutput;
|
|
var appliedSyncOutputPos = 0;
|
|
ts.forEach(emitDeclarationResult.aliasDeclarationEmitInfo, function (aliasEmitInfo) {
|
|
if (aliasEmitInfo.asynchronousOutput) {
|
|
declarationOutput += emitDeclarationResult.synchronousDeclarationOutput.substring(appliedSyncOutputPos, aliasEmitInfo.outputPos);
|
|
declarationOutput += aliasEmitInfo.asynchronousOutput;
|
|
appliedSyncOutputPos = aliasEmitInfo.outputPos;
|
|
}
|
|
});
|
|
declarationOutput += emitDeclarationResult.synchronousDeclarationOutput.substring(appliedSyncOutputPos);
|
|
writeFile(compilerHost, diagnostics, ts.removeFileExtension(jsFilePath) + ".d.ts", declarationOutput, compilerOptions.emitBOM);
|
|
}
|
|
}
|
|
var hasSemanticErrors = false;
|
|
var isEmitBlocked = false;
|
|
if (targetSourceFile === undefined) {
|
|
hasSemanticErrors = resolver.hasSemanticErrors();
|
|
isEmitBlocked = resolver.isEmitBlocked();
|
|
ts.forEach(program.getSourceFiles(), function (sourceFile) {
|
|
if (shouldEmitToOwnFile(sourceFile, compilerOptions)) {
|
|
var jsFilePath = getOwnEmitOutputFilePath(sourceFile, program, ".js");
|
|
emitFile(jsFilePath, sourceFile);
|
|
}
|
|
});
|
|
if (compilerOptions.out) {
|
|
emitFile(compilerOptions.out);
|
|
}
|
|
}
|
|
else {
|
|
if (shouldEmitToOwnFile(targetSourceFile, compilerOptions)) {
|
|
hasSemanticErrors = resolver.hasSemanticErrors(targetSourceFile);
|
|
isEmitBlocked = resolver.isEmitBlocked(targetSourceFile);
|
|
var jsFilePath = getOwnEmitOutputFilePath(targetSourceFile, program, ".js");
|
|
emitFile(jsFilePath, targetSourceFile);
|
|
}
|
|
else if (!ts.isDeclarationFile(targetSourceFile) && compilerOptions.out) {
|
|
ts.forEach(program.getSourceFiles(), function (sourceFile) {
|
|
if (!shouldEmitToOwnFile(sourceFile, compilerOptions)) {
|
|
hasSemanticErrors = hasSemanticErrors || resolver.hasSemanticErrors(sourceFile);
|
|
isEmitBlocked = isEmitBlocked || resolver.isEmitBlocked(sourceFile);
|
|
}
|
|
});
|
|
emitFile(compilerOptions.out);
|
|
}
|
|
}
|
|
function emitFile(jsFilePath, sourceFile) {
|
|
if (!isEmitBlocked) {
|
|
emitJavaScript(jsFilePath, sourceFile);
|
|
if (!hasSemanticErrors && compilerOptions.declaration) {
|
|
writeDeclarationFile(jsFilePath, sourceFile);
|
|
}
|
|
}
|
|
}
|
|
diagnostics.sort(ts.compareDiagnostics);
|
|
diagnostics = ts.deduplicateSortedDiagnostics(diagnostics);
|
|
var hasEmitterError = ts.forEach(diagnostics, function (diagnostic) { return diagnostic.category === 1 /* Error */; });
|
|
var emitResultStatus;
|
|
if (isEmitBlocked) {
|
|
emitResultStatus = 1 /* AllOutputGenerationSkipped */;
|
|
}
|
|
else if (hasEmitterError) {
|
|
emitResultStatus = 4 /* EmitErrorsEncountered */;
|
|
}
|
|
else if (hasSemanticErrors && compilerOptions.declaration) {
|
|
emitResultStatus = 3 /* DeclarationGenerationSkipped */;
|
|
}
|
|
else if (hasSemanticErrors && !compilerOptions.declaration) {
|
|
emitResultStatus = 2 /* JSGeneratedWithSemanticErrors */;
|
|
}
|
|
else {
|
|
emitResultStatus = 0 /* Succeeded */;
|
|
}
|
|
return {
|
|
emitResultStatus: emitResultStatus,
|
|
diagnostics: diagnostics,
|
|
sourceMaps: sourceMapDataList
|
|
};
|
|
}
|
|
ts.emitFiles = emitFiles;
|
|
})(ts || (ts = {}));
|
|
var ts;
|
|
(function (ts) {
|
|
var nextSymbolId = 1;
|
|
var nextNodeId = 1;
|
|
var nextMergeId = 1;
|
|
function createTypeChecker(program, fullTypeCheck) {
|
|
var Symbol = ts.objectAllocator.getSymbolConstructor();
|
|
var Type = ts.objectAllocator.getTypeConstructor();
|
|
var Signature = ts.objectAllocator.getSignatureConstructor();
|
|
var typeCount = 0;
|
|
var emptyArray = [];
|
|
var emptySymbols = {};
|
|
var compilerOptions = program.getCompilerOptions();
|
|
var checker = {
|
|
getProgram: function () { return program; },
|
|
getNodeCount: function () { return ts.sum(program.getSourceFiles(), "nodeCount"); },
|
|
getIdentifierCount: function () { return ts.sum(program.getSourceFiles(), "identifierCount"); },
|
|
getSymbolCount: function () { return ts.sum(program.getSourceFiles(), "symbolCount"); },
|
|
getTypeCount: function () { return typeCount; },
|
|
isUndefinedSymbol: function (symbol) { return symbol === undefinedSymbol; },
|
|
isArgumentsSymbol: function (symbol) { return symbol === argumentsSymbol; },
|
|
emitFiles: invokeEmitter,
|
|
getDiagnostics: getDiagnostics,
|
|
getDeclarationDiagnostics: getDeclarationDiagnostics,
|
|
getGlobalDiagnostics: getGlobalDiagnostics,
|
|
getTypeOfSymbolAtLocation: getTypeOfSymbolAtLocation,
|
|
getDeclaredTypeOfSymbol: getDeclaredTypeOfSymbol,
|
|
getPropertiesOfType: getPropertiesOfType,
|
|
getPropertyOfType: getPropertyOfType,
|
|
getSignaturesOfType: getSignaturesOfType,
|
|
getIndexTypeOfType: getIndexTypeOfType,
|
|
getReturnTypeOfSignature: getReturnTypeOfSignature,
|
|
getSymbolsInScope: getSymbolsInScope,
|
|
getSymbolAtLocation: getSymbolAtLocation,
|
|
getShorthandAssignmentValueSymbol: getShorthandAssignmentValueSymbol,
|
|
getTypeAtLocation: getTypeAtLocation,
|
|
typeToString: typeToString,
|
|
getSymbolDisplayBuilder: getSymbolDisplayBuilder,
|
|
symbolToString: symbolToString,
|
|
getAugmentedPropertiesOfType: getAugmentedPropertiesOfType,
|
|
getRootSymbols: getRootSymbols,
|
|
getContextualType: getContextualType,
|
|
getFullyQualifiedName: getFullyQualifiedName,
|
|
getResolvedSignature: getResolvedSignature,
|
|
getEnumMemberValue: getEnumMemberValue,
|
|
isValidPropertyAccess: isValidPropertyAccess,
|
|
getSignatureFromDeclaration: getSignatureFromDeclaration,
|
|
isImplementationOfOverload: isImplementationOfOverload,
|
|
getAliasedSymbol: resolveImport,
|
|
hasEarlyErrors: hasEarlyErrors,
|
|
isEmitBlocked: isEmitBlocked
|
|
};
|
|
var undefinedSymbol = createSymbol(4 /* Property */ | 67108864 /* Transient */, "undefined");
|
|
var argumentsSymbol = createSymbol(4 /* Property */ | 67108864 /* Transient */, "arguments");
|
|
var unknownSymbol = createSymbol(4 /* Property */ | 67108864 /* Transient */, "unknown");
|
|
var resolvingSymbol = createSymbol(67108864 /* Transient */, "__resolving__");
|
|
var anyType = createIntrinsicType(1 /* Any */, "any");
|
|
var stringType = createIntrinsicType(2 /* String */, "string");
|
|
var numberType = createIntrinsicType(4 /* Number */, "number");
|
|
var booleanType = createIntrinsicType(8 /* Boolean */, "boolean");
|
|
var voidType = createIntrinsicType(16 /* Void */, "void");
|
|
var undefinedType = createIntrinsicType(32 /* Undefined */ | 131072 /* Unwidened */, "undefined");
|
|
var nullType = createIntrinsicType(64 /* Null */ | 131072 /* Unwidened */, "null");
|
|
var unknownType = createIntrinsicType(1 /* Any */, "unknown");
|
|
var resolvingType = createIntrinsicType(1 /* Any */, "__resolving__");
|
|
var emptyObjectType = createAnonymousType(undefined, emptySymbols, emptyArray, emptyArray, undefined, undefined);
|
|
var anyFunctionType = createAnonymousType(undefined, emptySymbols, emptyArray, emptyArray, undefined, undefined);
|
|
var noConstraintType = createAnonymousType(undefined, emptySymbols, emptyArray, emptyArray, undefined, undefined);
|
|
var inferenceFailureType = createAnonymousType(undefined, emptySymbols, emptyArray, emptyArray, undefined, undefined);
|
|
var anySignature = createSignature(undefined, undefined, emptyArray, anyType, 0, false, false);
|
|
var unknownSignature = createSignature(undefined, undefined, emptyArray, unknownType, 0, false, false);
|
|
var globals = {};
|
|
var globalArraySymbol;
|
|
var globalObjectType;
|
|
var globalFunctionType;
|
|
var globalArrayType;
|
|
var globalStringType;
|
|
var globalNumberType;
|
|
var globalBooleanType;
|
|
var globalRegExpType;
|
|
var globalTemplateStringsArrayType;
|
|
var anyArrayType;
|
|
var tupleTypes = {};
|
|
var unionTypes = {};
|
|
var stringLiteralTypes = {};
|
|
var emitExtends = false;
|
|
var mergedSymbols = [];
|
|
var symbolLinks = [];
|
|
var nodeLinks = [];
|
|
var potentialThisCollisions = [];
|
|
var diagnostics = [];
|
|
var diagnosticsModified = false;
|
|
function addDiagnostic(diagnostic) {
|
|
diagnostics.push(diagnostic);
|
|
diagnosticsModified = true;
|
|
}
|
|
function error(location, message, arg0, arg1, arg2) {
|
|
var diagnostic = location ? ts.createDiagnosticForNode(location, message, arg0, arg1, arg2) : ts.createCompilerDiagnostic(message, arg0, arg1, arg2);
|
|
addDiagnostic(diagnostic);
|
|
}
|
|
function createSymbol(flags, name) {
|
|
return new Symbol(flags, name);
|
|
}
|
|
function getExcludedSymbolFlags(flags) {
|
|
var result = 0;
|
|
if (flags & 2 /* BlockScopedVariable */)
|
|
result |= 107455 /* BlockScopedVariableExcludes */;
|
|
if (flags & 1 /* FunctionScopedVariable */)
|
|
result |= 107454 /* FunctionScopedVariableExcludes */;
|
|
if (flags & 4 /* Property */)
|
|
result |= 107455 /* PropertyExcludes */;
|
|
if (flags & 8 /* EnumMember */)
|
|
result |= 107455 /* EnumMemberExcludes */;
|
|
if (flags & 16 /* Function */)
|
|
result |= 106927 /* FunctionExcludes */;
|
|
if (flags & 32 /* Class */)
|
|
result |= 899583 /* ClassExcludes */;
|
|
if (flags & 64 /* Interface */)
|
|
result |= 792992 /* InterfaceExcludes */;
|
|
if (flags & 256 /* RegularEnum */)
|
|
result |= 899327 /* RegularEnumExcludes */;
|
|
if (flags & 128 /* ConstEnum */)
|
|
result |= 899967 /* ConstEnumExcludes */;
|
|
if (flags & 512 /* ValueModule */)
|
|
result |= 106639 /* ValueModuleExcludes */;
|
|
if (flags & 8192 /* Method */)
|
|
result |= 99263 /* MethodExcludes */;
|
|
if (flags & 32768 /* GetAccessor */)
|
|
result |= 41919 /* GetAccessorExcludes */;
|
|
if (flags & 65536 /* SetAccessor */)
|
|
result |= 74687 /* SetAccessorExcludes */;
|
|
if (flags & 262144 /* TypeParameter */)
|
|
result |= 530912 /* TypeParameterExcludes */;
|
|
if (flags & 524288 /* TypeAlias */)
|
|
result |= 793056 /* TypeAliasExcludes */;
|
|
if (flags & 8388608 /* Import */)
|
|
result |= 8388608 /* ImportExcludes */;
|
|
return result;
|
|
}
|
|
function recordMergedSymbol(target, source) {
|
|
if (!source.mergeId)
|
|
source.mergeId = nextMergeId++;
|
|
mergedSymbols[source.mergeId] = target;
|
|
}
|
|
function cloneSymbol(symbol) {
|
|
var result = createSymbol(symbol.flags | 33554432 /* Merged */, symbol.name);
|
|
result.declarations = symbol.declarations.slice(0);
|
|
result.parent = symbol.parent;
|
|
if (symbol.valueDeclaration)
|
|
result.valueDeclaration = symbol.valueDeclaration;
|
|
if (symbol.constEnumOnlyModule)
|
|
result.constEnumOnlyModule = true;
|
|
if (symbol.members)
|
|
result.members = cloneSymbolTable(symbol.members);
|
|
if (symbol.exports)
|
|
result.exports = cloneSymbolTable(symbol.exports);
|
|
recordMergedSymbol(result, symbol);
|
|
return result;
|
|
}
|
|
function extendSymbol(target, source) {
|
|
if (!(target.flags & getExcludedSymbolFlags(source.flags))) {
|
|
if (source.flags & 512 /* ValueModule */ && target.flags & 512 /* ValueModule */ && target.constEnumOnlyModule && !source.constEnumOnlyModule) {
|
|
target.constEnumOnlyModule = false;
|
|
}
|
|
target.flags |= source.flags;
|
|
if (!target.valueDeclaration && source.valueDeclaration)
|
|
target.valueDeclaration = source.valueDeclaration;
|
|
ts.forEach(source.declarations, function (node) {
|
|
target.declarations.push(node);
|
|
});
|
|
if (source.members) {
|
|
if (!target.members)
|
|
target.members = {};
|
|
extendSymbolTable(target.members, source.members);
|
|
}
|
|
if (source.exports) {
|
|
if (!target.exports)
|
|
target.exports = {};
|
|
extendSymbolTable(target.exports, source.exports);
|
|
}
|
|
recordMergedSymbol(target, source);
|
|
}
|
|
else {
|
|
var message = target.flags & 2 /* BlockScopedVariable */ || source.flags & 2 /* BlockScopedVariable */ ? ts.Diagnostics.Cannot_redeclare_block_scoped_variable_0 : ts.Diagnostics.Duplicate_identifier_0;
|
|
ts.forEach(source.declarations, function (node) {
|
|
error(node.name ? node.name : node, message, symbolToString(source));
|
|
});
|
|
ts.forEach(target.declarations, function (node) {
|
|
error(node.name ? node.name : node, message, symbolToString(source));
|
|
});
|
|
}
|
|
}
|
|
function cloneSymbolTable(symbolTable) {
|
|
var result = {};
|
|
for (var id in symbolTable) {
|
|
if (ts.hasProperty(symbolTable, id)) {
|
|
result[id] = symbolTable[id];
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
function extendSymbolTable(target, source) {
|
|
for (var id in source) {
|
|
if (ts.hasProperty(source, id)) {
|
|
if (!ts.hasProperty(target, id)) {
|
|
target[id] = source[id];
|
|
}
|
|
else {
|
|
var symbol = target[id];
|
|
if (!(symbol.flags & 33554432 /* Merged */)) {
|
|
target[id] = symbol = cloneSymbol(symbol);
|
|
}
|
|
extendSymbol(symbol, source[id]);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
function getSymbolLinks(symbol) {
|
|
if (symbol.flags & 67108864 /* Transient */)
|
|
return symbol;
|
|
if (!symbol.id)
|
|
symbol.id = nextSymbolId++;
|
|
return symbolLinks[symbol.id] || (symbolLinks[symbol.id] = {});
|
|
}
|
|
function getNodeLinks(node) {
|
|
if (!node.id)
|
|
node.id = nextNodeId++;
|
|
return nodeLinks[node.id] || (nodeLinks[node.id] = {});
|
|
}
|
|
function getSourceFile(node) {
|
|
return ts.getAncestor(node, 207 /* SourceFile */);
|
|
}
|
|
function isGlobalSourceFile(node) {
|
|
return node.kind === 207 /* SourceFile */ && !ts.isExternalModule(node);
|
|
}
|
|
function getSymbol(symbols, name, meaning) {
|
|
if (meaning && ts.hasProperty(symbols, name)) {
|
|
var symbol = symbols[name];
|
|
ts.Debug.assert((symbol.flags & 16777216 /* Instantiated */) === 0, "Should never get an instantiated symbol here.");
|
|
if (symbol.flags & meaning) {
|
|
return symbol;
|
|
}
|
|
if (symbol.flags & 8388608 /* Import */) {
|
|
var target = resolveImport(symbol);
|
|
if (target === unknownSymbol || target.flags & meaning) {
|
|
return symbol;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
function isDefinedBefore(node1, node2) {
|
|
var file1 = ts.getSourceFileOfNode(node1);
|
|
var file2 = ts.getSourceFileOfNode(node2);
|
|
if (file1 === file2) {
|
|
return node1.pos <= node2.pos;
|
|
}
|
|
if (!compilerOptions.out) {
|
|
return true;
|
|
}
|
|
var sourceFiles = program.getSourceFiles();
|
|
return sourceFiles.indexOf(file1) <= sourceFiles.indexOf(file2);
|
|
}
|
|
function resolveName(location, name, meaning, nameNotFoundMessage, nameArg) {
|
|
var result;
|
|
var lastLocation;
|
|
var propertyWithInvalidInitializer;
|
|
var errorLocation = location;
|
|
loop: while (location) {
|
|
if (location.locals && !isGlobalSourceFile(location)) {
|
|
if (result = getSymbol(location.locals, name, meaning)) {
|
|
break loop;
|
|
}
|
|
}
|
|
switch (location.kind) {
|
|
case 207 /* SourceFile */:
|
|
if (!ts.isExternalModule(location))
|
|
break;
|
|
case 195 /* ModuleDeclaration */:
|
|
if (result = getSymbol(getSymbolOfNode(location).exports, name, meaning & 8914931 /* ModuleMember */)) {
|
|
break loop;
|
|
}
|
|
break;
|
|
case 194 /* EnumDeclaration */:
|
|
if (result = getSymbol(getSymbolOfNode(location).exports, name, meaning & 8 /* EnumMember */)) {
|
|
break loop;
|
|
}
|
|
break;
|
|
case 126 /* PropertyDeclaration */:
|
|
case 125 /* PropertySignature */:
|
|
if (location.parent.kind === 191 /* ClassDeclaration */ && !(location.flags & 128 /* Static */)) {
|
|
var ctor = findConstructorDeclaration(location.parent);
|
|
if (ctor && ctor.locals) {
|
|
if (getSymbol(ctor.locals, name, meaning & 107455 /* Value */)) {
|
|
propertyWithInvalidInitializer = location;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
case 191 /* ClassDeclaration */:
|
|
case 192 /* InterfaceDeclaration */:
|
|
if (result = getSymbol(getSymbolOfNode(location).members, name, meaning & 793056 /* Type */)) {
|
|
if (lastLocation && lastLocation.flags & 128 /* Static */) {
|
|
error(errorLocation, ts.Diagnostics.Static_members_cannot_reference_class_type_parameters);
|
|
return undefined;
|
|
}
|
|
break loop;
|
|
}
|
|
break;
|
|
case 128 /* MethodDeclaration */:
|
|
case 127 /* MethodSignature */:
|
|
case 129 /* Constructor */:
|
|
case 130 /* GetAccessor */:
|
|
case 131 /* SetAccessor */:
|
|
case 190 /* FunctionDeclaration */:
|
|
case 157 /* ArrowFunction */:
|
|
if (name === "arguments") {
|
|
result = argumentsSymbol;
|
|
break loop;
|
|
}
|
|
break;
|
|
case 156 /* FunctionExpression */:
|
|
if (name === "arguments") {
|
|
result = argumentsSymbol;
|
|
break loop;
|
|
}
|
|
var id = location.name;
|
|
if (id && name === id.text) {
|
|
result = location.symbol;
|
|
break loop;
|
|
}
|
|
break;
|
|
case 203 /* CatchClause */:
|
|
var id = location.name;
|
|
if (name === id.text) {
|
|
result = location.symbol;
|
|
break loop;
|
|
}
|
|
break;
|
|
}
|
|
lastLocation = location;
|
|
location = location.parent;
|
|
}
|
|
if (!result) {
|
|
result = getSymbol(globals, name, meaning);
|
|
}
|
|
if (!result) {
|
|
if (nameNotFoundMessage) {
|
|
error(errorLocation, nameNotFoundMessage, typeof nameArg === "string" ? nameArg : ts.declarationNameToString(nameArg));
|
|
}
|
|
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), typeof nameArg === "string" ? nameArg : ts.declarationNameToString(nameArg));
|
|
return undefined;
|
|
}
|
|
if (result.flags & 2 /* BlockScopedVariable */) {
|
|
var declaration = ts.forEach(result.declarations, function (d) { return d.flags & 6144 /* BlockScoped */ ? d : undefined; });
|
|
ts.Debug.assert(declaration !== undefined, "Block-scoped variable declaration is undefined");
|
|
if (!isDefinedBefore(declaration, errorLocation)) {
|
|
error(errorLocation, ts.Diagnostics.Block_scoped_variable_0_used_before_its_declaration, ts.declarationNameToString(declaration.name));
|
|
}
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
function resolveImport(symbol) {
|
|
ts.Debug.assert((symbol.flags & 8388608 /* Import */) !== 0, "Should only get Imports here.");
|
|
var links = getSymbolLinks(symbol);
|
|
if (!links.target) {
|
|
links.target = resolvingSymbol;
|
|
var node = ts.getDeclarationOfKind(symbol, 197 /* ImportDeclaration */);
|
|
var target = node.moduleReference.kind === 199 /* ExternalModuleReference */ ? resolveExternalModuleName(node, ts.getExternalModuleImportDeclarationExpression(node)) : getSymbolOfPartOfRightHandSideOfImport(node.moduleReference, 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 getSymbolOfPartOfRightHandSideOfImport(entityName, importDeclaration) {
|
|
if (!importDeclaration) {
|
|
importDeclaration = ts.getAncestor(entityName, 197 /* ImportDeclaration */);
|
|
ts.Debug.assert(importDeclaration !== undefined);
|
|
}
|
|
if (entityName.kind === 64 /* Identifier */ && isRightSideOfQualifiedNameOrPropertyAccess(entityName)) {
|
|
entityName = entityName.parent;
|
|
}
|
|
if (entityName.kind === 64 /* Identifier */ || entityName.parent.kind === 121 /* QualifiedName */) {
|
|
return resolveEntityName(importDeclaration, entityName, 1536 /* Namespace */);
|
|
}
|
|
else {
|
|
ts.Debug.assert(entityName.parent.kind === 197 /* ImportDeclaration */);
|
|
return resolveEntityName(importDeclaration, entityName, 107455 /* Value */ | 793056 /* Type */ | 1536 /* Namespace */);
|
|
}
|
|
}
|
|
function getFullyQualifiedName(symbol) {
|
|
return symbol.parent ? getFullyQualifiedName(symbol.parent) + "." + symbolToString(symbol) : symbolToString(symbol);
|
|
}
|
|
function resolveEntityName(location, name, meaning) {
|
|
if (ts.getFullWidth(name) === 0) {
|
|
return undefined;
|
|
}
|
|
if (name.kind === 64 /* Identifier */) {
|
|
var symbol = resolveName(location, name.text, meaning, ts.Diagnostics.Cannot_find_name_0, name);
|
|
if (!symbol) {
|
|
return;
|
|
}
|
|
}
|
|
else if (name.kind === 121 /* QualifiedName */) {
|
|
var namespace = resolveEntityName(location, name.left, 1536 /* Namespace */);
|
|
if (!namespace || namespace === unknownSymbol || ts.getFullWidth(name.right) === 0)
|
|
return;
|
|
var symbol = getSymbol(namespace.exports, name.right.text, meaning);
|
|
if (!symbol) {
|
|
error(location, ts.Diagnostics.Module_0_has_no_exported_member_1, getFullyQualifiedName(namespace), ts.declarationNameToString(name.right));
|
|
return;
|
|
}
|
|
}
|
|
ts.Debug.assert((symbol.flags & 16777216 /* Instantiated */) === 0, "Should never get an instantiated symbol here.");
|
|
return symbol.flags & meaning ? symbol : resolveImport(symbol);
|
|
}
|
|
function isExternalModuleNameRelative(moduleName) {
|
|
return moduleName.substr(0, 2) === "./" || moduleName.substr(0, 3) === "../" || moduleName.substr(0, 2) === ".\\" || moduleName.substr(0, 3) === "..\\";
|
|
}
|
|
function resolveExternalModuleName(location, moduleReferenceExpression) {
|
|
if (moduleReferenceExpression.kind !== 8 /* StringLiteral */) {
|
|
return;
|
|
}
|
|
var moduleReferenceLiteral = moduleReferenceExpression;
|
|
var searchPath = ts.getDirectoryPath(getSourceFile(location).filename);
|
|
var moduleName = ts.escapeIdentifier(moduleReferenceLiteral.text);
|
|
if (!moduleName)
|
|
return;
|
|
var isRelative = isExternalModuleNameRelative(moduleName);
|
|
if (!isRelative) {
|
|
var symbol = getSymbol(globals, '"' + moduleName + '"', 512 /* ValueModule */);
|
|
if (symbol) {
|
|
return getResolvedExportSymbol(symbol);
|
|
}
|
|
}
|
|
while (true) {
|
|
var filename = ts.normalizePath(ts.combinePaths(searchPath, moduleName));
|
|
var sourceFile = program.getSourceFile(filename + ".ts") || program.getSourceFile(filename + ".d.ts");
|
|
if (sourceFile || isRelative)
|
|
break;
|
|
var parentPath = ts.getDirectoryPath(searchPath);
|
|
if (parentPath === searchPath)
|
|
break;
|
|
searchPath = parentPath;
|
|
}
|
|
if (sourceFile) {
|
|
if (sourceFile.symbol) {
|
|
return getResolvedExportSymbol(sourceFile.symbol);
|
|
}
|
|
error(moduleReferenceLiteral, ts.Diagnostics.File_0_is_not_an_external_module, sourceFile.filename);
|
|
return;
|
|
}
|
|
error(moduleReferenceLiteral, ts.Diagnostics.Cannot_find_external_module_0, moduleName);
|
|
}
|
|
function getResolvedExportSymbol(moduleSymbol) {
|
|
var symbol = getExportAssignmentSymbol(moduleSymbol);
|
|
if (symbol) {
|
|
if (symbol.flags & (107455 /* Value */ | 793056 /* Type */ | 1536 /* Namespace */)) {
|
|
return symbol;
|
|
}
|
|
if (symbol.flags & 8388608 /* Import */) {
|
|
return resolveImport(symbol);
|
|
}
|
|
}
|
|
return moduleSymbol;
|
|
}
|
|
function getExportAssignmentSymbol(symbol) {
|
|
checkTypeOfExportAssignmentSymbol(symbol);
|
|
var symbolLinks = getSymbolLinks(symbol);
|
|
return symbolLinks.exportAssignSymbol === unknownSymbol ? undefined : symbolLinks.exportAssignSymbol;
|
|
}
|
|
function checkTypeOfExportAssignmentSymbol(containerSymbol) {
|
|
var symbolLinks = getSymbolLinks(containerSymbol);
|
|
if (!symbolLinks.exportAssignSymbol) {
|
|
var exportInformation = collectExportInformationForSourceFileOrModule(containerSymbol);
|
|
if (exportInformation.exportAssignments.length) {
|
|
if (exportInformation.exportAssignments.length > 1) {
|
|
ts.forEach(exportInformation.exportAssignments, function (node) { return error(node, ts.Diagnostics.A_module_cannot_have_more_than_one_export_assignment); });
|
|
}
|
|
var node = exportInformation.exportAssignments[0];
|
|
if (exportInformation.hasExportedMember) {
|
|
error(node, ts.Diagnostics.An_export_assignment_cannot_be_used_in_a_module_with_other_exported_elements);
|
|
}
|
|
if (node.exportName.text) {
|
|
var meaning = 107455 /* Value */ | 793056 /* Type */ | 1536 /* Namespace */;
|
|
var exportSymbol = resolveName(node, node.exportName.text, meaning, ts.Diagnostics.Cannot_find_name_0, node.exportName);
|
|
}
|
|
}
|
|
symbolLinks.exportAssignSymbol = exportSymbol || unknownSymbol;
|
|
}
|
|
}
|
|
function collectExportInformationForSourceFileOrModule(symbol) {
|
|
var seenExportedMember = false;
|
|
var result = [];
|
|
ts.forEach(symbol.declarations, function (declaration) {
|
|
var block = (declaration.kind === 207 /* SourceFile */ ? declaration : declaration.body);
|
|
ts.forEach(block.statements, function (node) {
|
|
if (node.kind === 198 /* ExportAssignment */) {
|
|
result.push(node);
|
|
}
|
|
else {
|
|
seenExportedMember = seenExportedMember || (node.flags & 1 /* Export */) !== 0;
|
|
}
|
|
});
|
|
});
|
|
return {
|
|
hasExportedMember: seenExportedMember,
|
|
exportAssignments: result
|
|
};
|
|
}
|
|
function getMergedSymbol(symbol) {
|
|
var merged;
|
|
return symbol && symbol.mergeId && (merged = mergedSymbols[symbol.mergeId]) ? merged : symbol;
|
|
}
|
|
function getSymbolOfNode(node) {
|
|
return getMergedSymbol(node.symbol);
|
|
}
|
|
function getParentOfSymbol(symbol) {
|
|
return getMergedSymbol(symbol.parent);
|
|
}
|
|
function getExportSymbolOfValueSymbolIfExported(symbol) {
|
|
return symbol && (symbol.flags & 1048576 /* ExportValue */) !== 0 ? getMergedSymbol(symbol.exportSymbol) : symbol;
|
|
}
|
|
function symbolIsValue(symbol) {
|
|
if (symbol.flags & 16777216 /* Instantiated */) {
|
|
return symbolIsValue(getSymbolLinks(symbol).target);
|
|
}
|
|
if (symbol.flags & 107455 /* Value */) {
|
|
return true;
|
|
}
|
|
if (symbol.flags & 8388608 /* Import */) {
|
|
return (resolveImport(symbol).flags & 107455 /* Value */) !== 0;
|
|
}
|
|
return false;
|
|
}
|
|
function findConstructorDeclaration(node) {
|
|
var members = node.members;
|
|
for (var i = 0; i < members.length; i++) {
|
|
var member = members[i];
|
|
if (member.kind === 129 /* Constructor */ && member.body) {
|
|
return member;
|
|
}
|
|
}
|
|
}
|
|
function createType(flags) {
|
|
var result = new Type(checker, flags);
|
|
result.id = typeCount++;
|
|
return result;
|
|
}
|
|
function createIntrinsicType(kind, intrinsicName) {
|
|
var type = createType(kind);
|
|
type.intrinsicName = intrinsicName;
|
|
return type;
|
|
}
|
|
function createObjectType(kind, symbol) {
|
|
var type = createType(kind);
|
|
type.symbol = symbol;
|
|
return type;
|
|
}
|
|
function isReservedMemberName(name) {
|
|
return name.charCodeAt(0) === 95 /* _ */ && name.charCodeAt(1) === 95 /* _ */ && name.charCodeAt(2) !== 95 /* _ */;
|
|
}
|
|
function getNamedMembers(members) {
|
|
var result;
|
|
for (var id in members) {
|
|
if (ts.hasProperty(members, id)) {
|
|
if (!isReservedMemberName(id)) {
|
|
if (!result)
|
|
result = [];
|
|
var symbol = members[id];
|
|
if (symbolIsValue(symbol)) {
|
|
result.push(symbol);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return result || emptyArray;
|
|
}
|
|
function setObjectTypeMembers(type, members, callSignatures, constructSignatures, stringIndexType, numberIndexType) {
|
|
type.members = members;
|
|
type.properties = getNamedMembers(members);
|
|
type.callSignatures = callSignatures;
|
|
type.constructSignatures = constructSignatures;
|
|
if (stringIndexType)
|
|
type.stringIndexType = stringIndexType;
|
|
if (numberIndexType)
|
|
type.numberIndexType = numberIndexType;
|
|
return type;
|
|
}
|
|
function createAnonymousType(symbol, members, callSignatures, constructSignatures, stringIndexType, numberIndexType) {
|
|
return setObjectTypeMembers(createObjectType(32768 /* Anonymous */, symbol), members, callSignatures, constructSignatures, stringIndexType, numberIndexType);
|
|
}
|
|
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 207 /* SourceFile */:
|
|
if (!ts.isExternalModule(location)) {
|
|
break;
|
|
}
|
|
case 195 /* ModuleDeclaration */:
|
|
if (result = callback(getSymbolOfNode(location).exports)) {
|
|
return result;
|
|
}
|
|
break;
|
|
case 191 /* ClassDeclaration */:
|
|
case 192 /* InterfaceDeclaration */:
|
|
if (result = callback(getSymbolOfNode(location).members)) {
|
|
return result;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
return callback(globals);
|
|
}
|
|
function getQualifiedLeftMeaning(rightMeaning) {
|
|
return rightMeaning === 107455 /* Value */ ? 107455 /* Value */ : 1536 /* Namespace */;
|
|
}
|
|
function getAccessibleSymbolChain(symbol, enclosingDeclaration, meaning, useOnlyExternalAliasing) {
|
|
function getAccessibleSymbolChainFromSymbolTable(symbols) {
|
|
function canQualifySymbol(symbolFromSymbolTable, meaning) {
|
|
if (!needsQualification(symbolFromSymbolTable, enclosingDeclaration, meaning)) {
|
|
return true;
|
|
}
|
|
var accessibleParent = getAccessibleSymbolChain(symbolFromSymbolTable.parent, enclosingDeclaration, getQualifiedLeftMeaning(meaning), useOnlyExternalAliasing);
|
|
return !!accessibleParent;
|
|
}
|
|
function isAccessible(symbolFromSymbolTable, resolvedAliasSymbol) {
|
|
if (symbol === (resolvedAliasSymbol || symbolFromSymbolTable)) {
|
|
return !ts.forEach(symbolFromSymbolTable.declarations, function (declaration) { return hasExternalModuleSymbol(declaration); }) && canQualifySymbol(symbolFromSymbolTable, meaning);
|
|
}
|
|
}
|
|
if (isAccessible(ts.lookUp(symbols, symbol.name))) {
|
|
return [symbol];
|
|
}
|
|
return ts.forEachValue(symbols, function (symbolFromSymbolTable) {
|
|
if (symbolFromSymbolTable.flags & 8388608 /* Import */) {
|
|
if (!useOnlyExternalAliasing || ts.forEach(symbolFromSymbolTable.declarations, ts.isExternalModuleImportDeclaration)) {
|
|
var resolvedImportedSymbol = resolveImport(symbolFromSymbolTable);
|
|
if (isAccessible(symbolFromSymbolTable, resolveImport(symbolFromSymbolTable))) {
|
|
return [symbolFromSymbolTable];
|
|
}
|
|
var accessibleSymbolsFromExports = resolvedImportedSymbol.exports ? getAccessibleSymbolChainFromSymbolTable(resolvedImportedSymbol.exports) : undefined;
|
|
if (accessibleSymbolsFromExports && canQualifySymbol(symbolFromSymbolTable, getQualifiedLeftMeaning(meaning))) {
|
|
return [symbolFromSymbolTable].concat(accessibleSymbolsFromExports);
|
|
}
|
|
}
|
|
}
|
|
});
|
|
}
|
|
if (symbol) {
|
|
return forEachSymbolTableInScope(enclosingDeclaration, getAccessibleSymbolChainFromSymbolTable);
|
|
}
|
|
}
|
|
function needsQualification(symbol, enclosingDeclaration, meaning) {
|
|
var qualify = false;
|
|
forEachSymbolTableInScope(enclosingDeclaration, function (symbolTable) {
|
|
if (!ts.hasProperty(symbolTable, symbol.name)) {
|
|
return false;
|
|
}
|
|
var symbolFromSymbolTable = symbolTable[symbol.name];
|
|
if (symbolFromSymbolTable === symbol) {
|
|
return true;
|
|
}
|
|
symbolFromSymbolTable = (symbolFromSymbolTable.flags & 8388608 /* Import */) ? resolveImport(symbolFromSymbolTable) : symbolFromSymbolTable;
|
|
if (symbolFromSymbolTable.flags & meaning) {
|
|
qualify = true;
|
|
return true;
|
|
}
|
|
return false;
|
|
});
|
|
return qualify;
|
|
}
|
|
function isSymbolAccessible(symbol, enclosingDeclaration, meaning) {
|
|
if (symbol && enclosingDeclaration && !(symbol.flags & 262144 /* TypeParameter */)) {
|
|
var initialSymbol = symbol;
|
|
var meaningToLook = meaning;
|
|
while (symbol) {
|
|
var accessibleSymbolChain = getAccessibleSymbolChain(symbol, enclosingDeclaration, meaningToLook, false);
|
|
if (accessibleSymbolChain) {
|
|
var hasAccessibleDeclarations = hasVisibleDeclarations(accessibleSymbolChain[0]);
|
|
if (!hasAccessibleDeclarations) {
|
|
return {
|
|
accessibility: 1 /* NotAccessible */,
|
|
errorSymbolName: symbolToString(initialSymbol, enclosingDeclaration, meaning),
|
|
errorModuleName: symbol !== initialSymbol ? symbolToString(symbol, enclosingDeclaration, 1536 /* Namespace */) : undefined
|
|
};
|
|
}
|
|
return hasAccessibleDeclarations;
|
|
}
|
|
meaningToLook = getQualifiedLeftMeaning(meaning);
|
|
symbol = getParentOfSymbol(symbol);
|
|
}
|
|
var symbolExternalModule = ts.forEach(initialSymbol.declarations, function (declaration) { return getExternalModuleContainer(declaration); });
|
|
if (symbolExternalModule) {
|
|
var enclosingExternalModule = getExternalModuleContainer(enclosingDeclaration);
|
|
if (symbolExternalModule !== enclosingExternalModule) {
|
|
return {
|
|
accessibility: 2 /* CannotBeNamed */,
|
|
errorSymbolName: symbolToString(initialSymbol, enclosingDeclaration, meaning),
|
|
errorModuleName: symbolToString(symbolExternalModule)
|
|
};
|
|
}
|
|
}
|
|
return {
|
|
accessibility: 1 /* NotAccessible */,
|
|
errorSymbolName: symbolToString(initialSymbol, enclosingDeclaration, meaning)
|
|
};
|
|
}
|
|
return { accessibility: 0 /* Accessible */ };
|
|
function getExternalModuleContainer(declaration) {
|
|
for (; declaration; declaration = declaration.parent) {
|
|
if (hasExternalModuleSymbol(declaration)) {
|
|
return getSymbolOfNode(declaration);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
function hasExternalModuleSymbol(declaration) {
|
|
return (declaration.kind === 195 /* ModuleDeclaration */ && declaration.name.kind === 8 /* StringLiteral */) || (declaration.kind === 207 /* SourceFile */ && ts.isExternalModule(declaration));
|
|
}
|
|
function hasVisibleDeclarations(symbol) {
|
|
var aliasesToMakeVisible;
|
|
if (ts.forEach(symbol.declarations, function (declaration) { return !getIsDeclarationVisible(declaration); })) {
|
|
return undefined;
|
|
}
|
|
return { accessibility: 0 /* Accessible */, aliasesToMakeVisible: aliasesToMakeVisible };
|
|
function getIsDeclarationVisible(declaration) {
|
|
if (!isDeclarationVisible(declaration)) {
|
|
if (declaration.kind === 197 /* ImportDeclaration */ && !(declaration.flags & 1 /* Export */) && isDeclarationVisible(declaration.parent)) {
|
|
getNodeLinks(declaration).isVisible = true;
|
|
if (aliasesToMakeVisible) {
|
|
if (!ts.contains(aliasesToMakeVisible, declaration)) {
|
|
aliasesToMakeVisible.push(declaration);
|
|
}
|
|
}
|
|
else {
|
|
aliasesToMakeVisible = [declaration];
|
|
}
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
}
|
|
function isEntityNameVisible(entityName, enclosingDeclaration) {
|
|
var meaning;
|
|
if (entityName.parent.kind === 138 /* TypeQuery */) {
|
|
meaning = 107455 /* Value */ | 1048576 /* ExportValue */;
|
|
}
|
|
else if (entityName.kind === 121 /* QualifiedName */ || entityName.parent.kind === 197 /* ImportDeclaration */) {
|
|
meaning = 1536 /* Namespace */;
|
|
}
|
|
else {
|
|
meaning = 793056 /* Type */;
|
|
}
|
|
var firstIdentifier = getFirstIdentifier(entityName);
|
|
var symbol = resolveName(enclosingDeclaration, firstIdentifier.text, meaning, undefined, undefined);
|
|
return (symbol && hasVisibleDeclarations(symbol)) || {
|
|
accessibility: 1 /* NotAccessible */,
|
|
errorSymbolName: ts.getTextOfNode(firstIdentifier),
|
|
errorNode: firstIdentifier
|
|
};
|
|
}
|
|
function writeKeyword(writer, kind) {
|
|
writer.writeKeyword(ts.tokenToString(kind));
|
|
}
|
|
function writePunctuation(writer, kind) {
|
|
writer.writePunctuation(ts.tokenToString(kind));
|
|
}
|
|
function writeSpace(writer) {
|
|
writer.writeSpace(" ");
|
|
}
|
|
function symbolToString(symbol, enclosingDeclaration, meaning) {
|
|
var writer = ts.getSingleLineStringWriter();
|
|
getSymbolDisplayBuilder().buildSymbolDisplay(symbol, writer, enclosingDeclaration, meaning);
|
|
var result = writer.string();
|
|
ts.releaseStringWriter(writer);
|
|
return result;
|
|
}
|
|
function typeToString(type, enclosingDeclaration, flags) {
|
|
var writer = ts.getSingleLineStringWriter();
|
|
getSymbolDisplayBuilder().buildTypeDisplay(type, writer, enclosingDeclaration, flags);
|
|
var result = writer.string();
|
|
ts.releaseStringWriter(writer);
|
|
var maxLength = compilerOptions.noErrorTruncation || flags & 4 /* NoTruncation */ ? undefined : 100;
|
|
if (maxLength && result.length >= maxLength) {
|
|
result = result.substr(0, maxLength - "...".length) + "...";
|
|
}
|
|
return result;
|
|
}
|
|
function getTypeAliasForTypeLiteral(type) {
|
|
if (type.symbol && type.symbol.flags & 2048 /* TypeLiteral */) {
|
|
var node = type.symbol.declarations[0].parent;
|
|
while (node.kind === 143 /* ParenthesizedType */) {
|
|
node = node.parent;
|
|
}
|
|
if (node.kind === 193 /* TypeAliasDeclaration */) {
|
|
return getSymbolOfNode(node);
|
|
}
|
|
}
|
|
return undefined;
|
|
}
|
|
var _displayBuilder;
|
|
function getSymbolDisplayBuilder() {
|
|
function appendSymbolNameOnly(symbol, writer) {
|
|
if (symbol.declarations && symbol.declarations.length > 0) {
|
|
var declaration = symbol.declarations[0];
|
|
if (declaration.name) {
|
|
writer.writeSymbol(ts.declarationNameToString(declaration.name), symbol);
|
|
return;
|
|
}
|
|
}
|
|
writer.writeSymbol(symbol.name, symbol);
|
|
}
|
|
function buildSymbolDisplay(symbol, writer, enclosingDeclaration, meaning, flags) {
|
|
var parentSymbol;
|
|
function appendParentTypeArgumentsAndSymbolName(symbol) {
|
|
if (parentSymbol) {
|
|
if (flags & 1 /* WriteTypeParametersOrArguments */) {
|
|
if (symbol.flags & 16777216 /* Instantiated */) {
|
|
buildDisplayForTypeArgumentsAndDelimiters(getTypeParametersOfClassOrInterface(parentSymbol), symbol.mapper, writer, enclosingDeclaration);
|
|
}
|
|
else {
|
|
buildTypeParameterDisplayFromSymbol(parentSymbol, writer, enclosingDeclaration);
|
|
}
|
|
}
|
|
writePunctuation(writer, 20 /* DotToken */);
|
|
}
|
|
parentSymbol = symbol;
|
|
appendSymbolNameOnly(symbol, writer);
|
|
}
|
|
writer.trackSymbol(symbol, enclosingDeclaration, meaning);
|
|
function walkSymbol(symbol, meaning) {
|
|
if (symbol) {
|
|
var accessibleSymbolChain = getAccessibleSymbolChain(symbol, enclosingDeclaration, meaning, !!(flags & 2 /* UseOnlyExternalAliasing */));
|
|
if (!accessibleSymbolChain || needsQualification(accessibleSymbolChain[0], enclosingDeclaration, accessibleSymbolChain.length === 1 ? meaning : getQualifiedLeftMeaning(meaning))) {
|
|
walkSymbol(getParentOfSymbol(accessibleSymbolChain ? accessibleSymbolChain[0] : symbol), getQualifiedLeftMeaning(meaning));
|
|
}
|
|
if (accessibleSymbolChain) {
|
|
for (var i = 0, n = accessibleSymbolChain.length; i < n; i++) {
|
|
appendParentTypeArgumentsAndSymbolName(accessibleSymbolChain[i]);
|
|
}
|
|
}
|
|
else {
|
|
if (!parentSymbol && ts.forEach(symbol.declarations, function (declaration) { return hasExternalModuleSymbol(declaration); })) {
|
|
return;
|
|
}
|
|
if (symbol.flags & 2048 /* TypeLiteral */ || symbol.flags & 4096 /* ObjectLiteral */) {
|
|
return;
|
|
}
|
|
appendParentTypeArgumentsAndSymbolName(symbol);
|
|
}
|
|
}
|
|
}
|
|
if (enclosingDeclaration && !(symbol.flags & 262144 /* TypeParameter */)) {
|
|
walkSymbol(symbol, meaning);
|
|
return;
|
|
}
|
|
return appendParentTypeArgumentsAndSymbolName(symbol);
|
|
}
|
|
function buildTypeDisplay(type, writer, enclosingDeclaration, globalFlags, typeStack) {
|
|
var globalFlagsToPass = globalFlags & 16 /* WriteOwnNameForAnyLike */;
|
|
return writeType(type, globalFlags);
|
|
function writeType(type, flags) {
|
|
if (type.flags & 127 /* Intrinsic */) {
|
|
writer.writeKeyword(!(globalFlags & 16 /* WriteOwnNameForAnyLike */) && (type.flags & 1 /* Any */) ? "any" : type.intrinsicName);
|
|
}
|
|
else if (type.flags & 4096 /* Reference */) {
|
|
writeTypeReference(type, flags);
|
|
}
|
|
else if (type.flags & (1024 /* Class */ | 2048 /* Interface */ | 128 /* Enum */ | 512 /* TypeParameter */)) {
|
|
buildSymbolDisplay(type.symbol, writer, enclosingDeclaration, 793056 /* Type */);
|
|
}
|
|
else if (type.flags & 8192 /* Tuple */) {
|
|
writeTupleType(type);
|
|
}
|
|
else if (type.flags & 16384 /* Union */) {
|
|
writeUnionType(type, flags);
|
|
}
|
|
else if (type.flags & 32768 /* Anonymous */) {
|
|
writeAnonymousType(type, flags);
|
|
}
|
|
else if (type.flags & 256 /* StringLiteral */) {
|
|
writer.writeStringLiteral(type.text);
|
|
}
|
|
else {
|
|
writePunctuation(writer, 14 /* OpenBraceToken */);
|
|
writeSpace(writer);
|
|
writePunctuation(writer, 21 /* DotDotDotToken */);
|
|
writeSpace(writer);
|
|
writePunctuation(writer, 15 /* CloseBraceToken */);
|
|
}
|
|
}
|
|
function writeTypeList(types, union) {
|
|
for (var i = 0; i < types.length; i++) {
|
|
if (i > 0) {
|
|
if (union) {
|
|
writeSpace(writer);
|
|
}
|
|
writePunctuation(writer, union ? 44 /* BarToken */ : 23 /* CommaToken */);
|
|
writeSpace(writer);
|
|
}
|
|
writeType(types[i], union ? 64 /* InElementType */ : 0 /* None */);
|
|
}
|
|
}
|
|
function writeTypeReference(type, flags) {
|
|
if (type.target === globalArrayType && !(flags & 1 /* WriteArrayAsGenericType */)) {
|
|
writeType(type.typeArguments[0], 64 /* InElementType */);
|
|
writePunctuation(writer, 18 /* OpenBracketToken */);
|
|
writePunctuation(writer, 19 /* CloseBracketToken */);
|
|
}
|
|
else {
|
|
buildSymbolDisplay(type.target.symbol, writer, enclosingDeclaration, 793056 /* Type */);
|
|
writePunctuation(writer, 24 /* LessThanToken */);
|
|
writeTypeList(type.typeArguments, false);
|
|
writePunctuation(writer, 25 /* GreaterThanToken */);
|
|
}
|
|
}
|
|
function writeTupleType(type) {
|
|
writePunctuation(writer, 18 /* OpenBracketToken */);
|
|
writeTypeList(type.elementTypes, false);
|
|
writePunctuation(writer, 19 /* CloseBracketToken */);
|
|
}
|
|
function writeUnionType(type, flags) {
|
|
if (flags & 64 /* InElementType */) {
|
|
writePunctuation(writer, 16 /* OpenParenToken */);
|
|
}
|
|
writeTypeList(type.types, true);
|
|
if (flags & 64 /* InElementType */) {
|
|
writePunctuation(writer, 17 /* CloseParenToken */);
|
|
}
|
|
}
|
|
function writeAnonymousType(type, flags) {
|
|
if (type.symbol && type.symbol.flags & (32 /* Class */ | 384 /* Enum */ | 512 /* ValueModule */)) {
|
|
writeTypeofSymbol(type);
|
|
}
|
|
else if (shouldWriteTypeOfFunctionSymbol()) {
|
|
writeTypeofSymbol(type);
|
|
}
|
|
else if (typeStack && ts.contains(typeStack, type)) {
|
|
var typeAlias = getTypeAliasForTypeLiteral(type);
|
|
if (typeAlias) {
|
|
buildSymbolDisplay(typeAlias, writer, enclosingDeclaration, 793056 /* Type */);
|
|
}
|
|
else {
|
|
writeKeyword(writer, 110 /* AnyKeyword */);
|
|
}
|
|
}
|
|
else {
|
|
if (!typeStack) {
|
|
typeStack = [];
|
|
}
|
|
typeStack.push(type);
|
|
writeLiteralType(type, flags);
|
|
typeStack.pop();
|
|
}
|
|
function shouldWriteTypeOfFunctionSymbol() {
|
|
if (type.symbol) {
|
|
var isStaticMethodSymbol = !!(type.symbol.flags & 8192 /* Method */ && ts.forEach(type.symbol.declarations, function (declaration) { return declaration.flags & 128 /* Static */; }));
|
|
var isNonLocalFunctionSymbol = !!(type.symbol.flags & 16 /* Function */) && (type.symbol.parent || ts.forEach(type.symbol.declarations, function (declaration) { return declaration.parent.kind === 207 /* SourceFile */ || declaration.parent.kind === 196 /* ModuleBlock */; }));
|
|
if (isStaticMethodSymbol || isNonLocalFunctionSymbol) {
|
|
return !!(flags & 2 /* UseTypeOfFunction */) || (typeStack && ts.contains(typeStack, type));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
function writeTypeofSymbol(type) {
|
|
writeKeyword(writer, 96 /* TypeOfKeyword */);
|
|
writeSpace(writer);
|
|
buildSymbolDisplay(type.symbol, writer, enclosingDeclaration, 107455 /* Value */);
|
|
}
|
|
function getIndexerParameterName(type, indexKind, fallbackName) {
|
|
var declaration = getIndexDeclarationOfSymbol(type.symbol, indexKind);
|
|
if (!declaration) {
|
|
return fallbackName;
|
|
}
|
|
ts.Debug.assert(declaration.parameters.length !== 0);
|
|
return ts.declarationNameToString(declaration.parameters[0].name);
|
|
}
|
|
function writeLiteralType(type, flags) {
|
|
var resolved = resolveObjectOrUnionTypeMembers(type);
|
|
if (!resolved.properties.length && !resolved.stringIndexType && !resolved.numberIndexType) {
|
|
if (!resolved.callSignatures.length && !resolved.constructSignatures.length) {
|
|
writePunctuation(writer, 14 /* OpenBraceToken */);
|
|
writePunctuation(writer, 15 /* CloseBraceToken */);
|
|
return;
|
|
}
|
|
if (resolved.callSignatures.length === 1 && !resolved.constructSignatures.length) {
|
|
if (flags & 64 /* InElementType */) {
|
|
writePunctuation(writer, 16 /* OpenParenToken */);
|
|
}
|
|
buildSignatureDisplay(resolved.callSignatures[0], writer, enclosingDeclaration, globalFlagsToPass | 8 /* WriteArrowStyleSignature */, typeStack);
|
|
if (flags & 64 /* InElementType */) {
|
|
writePunctuation(writer, 17 /* CloseParenToken */);
|
|
}
|
|
return;
|
|
}
|
|
if (resolved.constructSignatures.length === 1 && !resolved.callSignatures.length) {
|
|
if (flags & 64 /* InElementType */) {
|
|
writePunctuation(writer, 16 /* OpenParenToken */);
|
|
}
|
|
writeKeyword(writer, 87 /* NewKeyword */);
|
|
writeSpace(writer);
|
|
buildSignatureDisplay(resolved.constructSignatures[0], writer, enclosingDeclaration, globalFlagsToPass | 8 /* WriteArrowStyleSignature */, typeStack);
|
|
if (flags & 64 /* InElementType */) {
|
|
writePunctuation(writer, 17 /* CloseParenToken */);
|
|
}
|
|
return;
|
|
}
|
|
}
|
|
writePunctuation(writer, 14 /* OpenBraceToken */);
|
|
writer.writeLine();
|
|
writer.increaseIndent();
|
|
for (var i = 0; i < resolved.callSignatures.length; i++) {
|
|
buildSignatureDisplay(resolved.callSignatures[i], writer, enclosingDeclaration, globalFlagsToPass, typeStack);
|
|
writePunctuation(writer, 22 /* SemicolonToken */);
|
|
writer.writeLine();
|
|
}
|
|
for (var i = 0; i < resolved.constructSignatures.length; i++) {
|
|
writeKeyword(writer, 87 /* NewKeyword */);
|
|
writeSpace(writer);
|
|
buildSignatureDisplay(resolved.constructSignatures[i], writer, enclosingDeclaration, globalFlagsToPass, typeStack);
|
|
writePunctuation(writer, 22 /* SemicolonToken */);
|
|
writer.writeLine();
|
|
}
|
|
if (resolved.stringIndexType) {
|
|
writePunctuation(writer, 18 /* OpenBracketToken */);
|
|
writer.writeParameter(getIndexerParameterName(resolved, 0 /* String */, "x"));
|
|
writePunctuation(writer, 51 /* ColonToken */);
|
|
writeSpace(writer);
|
|
writeKeyword(writer, 119 /* StringKeyword */);
|
|
writePunctuation(writer, 19 /* CloseBracketToken */);
|
|
writePunctuation(writer, 51 /* ColonToken */);
|
|
writeSpace(writer);
|
|
writeType(resolved.stringIndexType, 0 /* None */);
|
|
writePunctuation(writer, 22 /* SemicolonToken */);
|
|
writer.writeLine();
|
|
}
|
|
if (resolved.numberIndexType) {
|
|
writePunctuation(writer, 18 /* OpenBracketToken */);
|
|
writer.writeParameter(getIndexerParameterName(resolved, 1 /* Number */, "x"));
|
|
writePunctuation(writer, 51 /* ColonToken */);
|
|
writeSpace(writer);
|
|
writeKeyword(writer, 117 /* NumberKeyword */);
|
|
writePunctuation(writer, 19 /* CloseBracketToken */);
|
|
writePunctuation(writer, 51 /* ColonToken */);
|
|
writeSpace(writer);
|
|
writeType(resolved.numberIndexType, 0 /* None */);
|
|
writePunctuation(writer, 22 /* SemicolonToken */);
|
|
writer.writeLine();
|
|
}
|
|
for (var i = 0; i < resolved.properties.length; i++) {
|
|
var p = resolved.properties[i];
|
|
var t = getTypeOfSymbol(p);
|
|
if (p.flags & (16 /* Function */ | 8192 /* Method */) && !getPropertiesOfObjectType(t).length) {
|
|
var signatures = getSignaturesOfType(t, 0 /* Call */);
|
|
for (var j = 0; j < signatures.length; j++) {
|
|
buildSymbolDisplay(p, writer);
|
|
if (p.flags & 536870912 /* Optional */) {
|
|
writePunctuation(writer, 50 /* QuestionToken */);
|
|
}
|
|
buildSignatureDisplay(signatures[j], writer, enclosingDeclaration, globalFlagsToPass, typeStack);
|
|
writePunctuation(writer, 22 /* SemicolonToken */);
|
|
writer.writeLine();
|
|
}
|
|
}
|
|
else {
|
|
buildSymbolDisplay(p, writer);
|
|
if (p.flags & 536870912 /* Optional */) {
|
|
writePunctuation(writer, 50 /* QuestionToken */);
|
|
}
|
|
writePunctuation(writer, 51 /* ColonToken */);
|
|
writeSpace(writer);
|
|
writeType(t, 0 /* None */);
|
|
writePunctuation(writer, 22 /* SemicolonToken */);
|
|
writer.writeLine();
|
|
}
|
|
}
|
|
writer.decreaseIndent();
|
|
writePunctuation(writer, 15 /* CloseBraceToken */);
|
|
}
|
|
}
|
|
function buildTypeParameterDisplayFromSymbol(symbol, writer, enclosingDeclaraiton, flags) {
|
|
var targetSymbol = getTargetSymbol(symbol);
|
|
if (targetSymbol.flags & 32 /* Class */ || targetSymbol.flags & 64 /* Interface */) {
|
|
buildDisplayForTypeParametersAndDelimiters(getTypeParametersOfClassOrInterface(symbol), writer, enclosingDeclaraiton, flags);
|
|
}
|
|
}
|
|
function buildTypeParameterDisplay(tp, writer, enclosingDeclaration, flags, typeStack) {
|
|
appendSymbolNameOnly(tp.symbol, writer);
|
|
var constraint = getConstraintOfTypeParameter(tp);
|
|
if (constraint) {
|
|
writeSpace(writer);
|
|
writeKeyword(writer, 78 /* ExtendsKeyword */);
|
|
writeSpace(writer);
|
|
buildTypeDisplay(constraint, writer, enclosingDeclaration, flags, typeStack);
|
|
}
|
|
}
|
|
function buildParameterDisplay(p, writer, enclosingDeclaration, flags, typeStack) {
|
|
if (ts.hasDotDotDotToken(p.valueDeclaration)) {
|
|
writePunctuation(writer, 21 /* DotDotDotToken */);
|
|
}
|
|
appendSymbolNameOnly(p, writer);
|
|
if (ts.hasQuestionToken(p.valueDeclaration) || p.valueDeclaration.initializer) {
|
|
writePunctuation(writer, 50 /* QuestionToken */);
|
|
}
|
|
writePunctuation(writer, 51 /* ColonToken */);
|
|
writeSpace(writer);
|
|
buildTypeDisplay(getTypeOfSymbol(p), writer, enclosingDeclaration, flags, typeStack);
|
|
}
|
|
function buildDisplayForTypeParametersAndDelimiters(typeParameters, writer, enclosingDeclaration, flags, typeStack) {
|
|
if (typeParameters && typeParameters.length) {
|
|
writePunctuation(writer, 24 /* LessThanToken */);
|
|
for (var i = 0; i < typeParameters.length; i++) {
|
|
if (i > 0) {
|
|
writePunctuation(writer, 23 /* CommaToken */);
|
|
writeSpace(writer);
|
|
}
|
|
buildTypeParameterDisplay(typeParameters[i], writer, enclosingDeclaration, flags, typeStack);
|
|
}
|
|
writePunctuation(writer, 25 /* GreaterThanToken */);
|
|
}
|
|
}
|
|
function buildDisplayForTypeArgumentsAndDelimiters(typeParameters, mapper, writer, enclosingDeclaration, flags, typeStack) {
|
|
if (typeParameters && typeParameters.length) {
|
|
writePunctuation(writer, 24 /* LessThanToken */);
|
|
for (var i = 0; i < typeParameters.length; i++) {
|
|
if (i > 0) {
|
|
writePunctuation(writer, 23 /* CommaToken */);
|
|
writeSpace(writer);
|
|
}
|
|
buildTypeDisplay(mapper(typeParameters[i]), writer, enclosingDeclaration, 0 /* None */);
|
|
}
|
|
writePunctuation(writer, 25 /* GreaterThanToken */);
|
|
}
|
|
}
|
|
function buildDisplayForParametersAndDelimiters(parameters, writer, enclosingDeclaration, flags, typeStack) {
|
|
writePunctuation(writer, 16 /* OpenParenToken */);
|
|
for (var i = 0; i < parameters.length; i++) {
|
|
if (i > 0) {
|
|
writePunctuation(writer, 23 /* CommaToken */);
|
|
writeSpace(writer);
|
|
}
|
|
buildParameterDisplay(parameters[i], writer, enclosingDeclaration, flags, typeStack);
|
|
}
|
|
writePunctuation(writer, 17 /* CloseParenToken */);
|
|
}
|
|
function buildReturnTypeDisplay(signature, writer, enclosingDeclaration, flags, typeStack) {
|
|
if (flags & 8 /* WriteArrowStyleSignature */) {
|
|
writeSpace(writer);
|
|
writePunctuation(writer, 32 /* EqualsGreaterThanToken */);
|
|
}
|
|
else {
|
|
writePunctuation(writer, 51 /* ColonToken */);
|
|
}
|
|
writeSpace(writer);
|
|
buildTypeDisplay(getReturnTypeOfSignature(signature), writer, enclosingDeclaration, flags, typeStack);
|
|
}
|
|
function buildSignatureDisplay(signature, writer, enclosingDeclaration, flags, typeStack) {
|
|
if (signature.target && (flags & 32 /* WriteTypeArgumentsOfSignature */)) {
|
|
buildDisplayForTypeArgumentsAndDelimiters(signature.target.typeParameters, signature.mapper, writer, enclosingDeclaration);
|
|
}
|
|
else {
|
|
buildDisplayForTypeParametersAndDelimiters(signature.typeParameters, writer, enclosingDeclaration, flags, typeStack);
|
|
}
|
|
buildDisplayForParametersAndDelimiters(signature.parameters, writer, enclosingDeclaration, flags, typeStack);
|
|
buildReturnTypeDisplay(signature, writer, enclosingDeclaration, flags, typeStack);
|
|
}
|
|
return _displayBuilder || (_displayBuilder = {
|
|
symbolToString: symbolToString,
|
|
typeToString: typeToString,
|
|
buildSymbolDisplay: buildSymbolDisplay,
|
|
buildTypeDisplay: buildTypeDisplay,
|
|
buildTypeParameterDisplay: buildTypeParameterDisplay,
|
|
buildParameterDisplay: buildParameterDisplay,
|
|
buildDisplayForParametersAndDelimiters: buildDisplayForParametersAndDelimiters,
|
|
buildDisplayForTypeParametersAndDelimiters: buildDisplayForTypeParametersAndDelimiters,
|
|
buildDisplayForTypeArgumentsAndDelimiters: buildDisplayForTypeArgumentsAndDelimiters,
|
|
buildTypeParameterDisplayFromSymbol: buildTypeParameterDisplayFromSymbol,
|
|
buildSignatureDisplay: buildSignatureDisplay,
|
|
buildReturnTypeDisplay: buildReturnTypeDisplay
|
|
});
|
|
}
|
|
function isDeclarationVisible(node) {
|
|
function getContainingExternalModule(node) {
|
|
for (; node; node = node.parent) {
|
|
if (node.kind === 195 /* ModuleDeclaration */) {
|
|
if (node.name.kind === 8 /* StringLiteral */) {
|
|
return node;
|
|
}
|
|
}
|
|
else if (node.kind === 207 /* SourceFile */) {
|
|
return ts.isExternalModule(node) ? node : undefined;
|
|
}
|
|
}
|
|
ts.Debug.fail("getContainingModule cant reach here");
|
|
}
|
|
function isUsedInExportAssignment(node) {
|
|
var externalModule = getContainingExternalModule(node);
|
|
if (externalModule) {
|
|
var externalModuleSymbol = getSymbolOfNode(externalModule);
|
|
var exportAssignmentSymbol = getExportAssignmentSymbol(externalModuleSymbol);
|
|
var resolvedExportSymbol;
|
|
var symbolOfNode = getSymbolOfNode(node);
|
|
if (isSymbolUsedInExportAssignment(symbolOfNode)) {
|
|
return true;
|
|
}
|
|
if (symbolOfNode.flags & 8388608 /* Import */) {
|
|
return isSymbolUsedInExportAssignment(resolveImport(symbolOfNode));
|
|
}
|
|
}
|
|
function isSymbolUsedInExportAssignment(symbol) {
|
|
if (exportAssignmentSymbol === symbol) {
|
|
return true;
|
|
}
|
|
if (exportAssignmentSymbol && !!(exportAssignmentSymbol.flags & 8388608 /* Import */)) {
|
|
resolvedExportSymbol = resolvedExportSymbol || resolveImport(exportAssignmentSymbol);
|
|
if (resolvedExportSymbol === symbol) {
|
|
return true;
|
|
}
|
|
return ts.forEach(resolvedExportSymbol.declarations, function (current) {
|
|
while (current) {
|
|
if (current === node) {
|
|
return true;
|
|
}
|
|
current = current.parent;
|
|
}
|
|
});
|
|
}
|
|
}
|
|
}
|
|
function determineIfDeclarationIsVisible() {
|
|
switch (node.kind) {
|
|
case 189 /* VariableDeclaration */:
|
|
case 146 /* BindingElement */:
|
|
case 195 /* ModuleDeclaration */:
|
|
case 191 /* ClassDeclaration */:
|
|
case 192 /* InterfaceDeclaration */:
|
|
case 193 /* TypeAliasDeclaration */:
|
|
case 190 /* FunctionDeclaration */:
|
|
case 194 /* EnumDeclaration */:
|
|
case 197 /* ImportDeclaration */:
|
|
var parent = getDeclarationContainer(node);
|
|
if (!(node.flags & 1 /* Export */) && !(node.kind !== 197 /* ImportDeclaration */ && parent.kind !== 207 /* SourceFile */ && ts.isInAmbientContext(parent))) {
|
|
return isGlobalSourceFile(parent) || isUsedInExportAssignment(node);
|
|
}
|
|
return isDeclarationVisible(parent);
|
|
case 126 /* PropertyDeclaration */:
|
|
case 125 /* PropertySignature */:
|
|
case 130 /* GetAccessor */:
|
|
case 131 /* SetAccessor */:
|
|
case 128 /* MethodDeclaration */:
|
|
case 127 /* MethodSignature */:
|
|
if (node.flags & (32 /* Private */ | 64 /* Protected */)) {
|
|
return false;
|
|
}
|
|
case 129 /* Constructor */:
|
|
case 133 /* ConstructSignature */:
|
|
case 132 /* CallSignature */:
|
|
case 134 /* IndexSignature */:
|
|
case 124 /* Parameter */:
|
|
case 196 /* ModuleBlock */:
|
|
case 123 /* TypeParameter */:
|
|
case 136 /* FunctionType */:
|
|
case 137 /* ConstructorType */:
|
|
case 139 /* TypeLiteral */:
|
|
case 135 /* TypeReference */:
|
|
case 140 /* ArrayType */:
|
|
case 141 /* TupleType */:
|
|
case 142 /* UnionType */:
|
|
case 143 /* ParenthesizedType */:
|
|
return isDeclarationVisible(node.parent);
|
|
case 207 /* SourceFile */:
|
|
return true;
|
|
default:
|
|
ts.Debug.fail("isDeclarationVisible unknown: SyntaxKind: " + node.kind);
|
|
}
|
|
}
|
|
if (node) {
|
|
var links = getNodeLinks(node);
|
|
if (links.isVisible === undefined) {
|
|
links.isVisible = !!determineIfDeclarationIsVisible();
|
|
}
|
|
return links.isVisible;
|
|
}
|
|
}
|
|
function getRootDeclaration(node) {
|
|
while (node.kind === 146 /* BindingElement */) {
|
|
node = node.parent.parent;
|
|
}
|
|
return node;
|
|
}
|
|
function getDeclarationContainer(node) {
|
|
node = getRootDeclaration(node);
|
|
return node.kind === 189 /* VariableDeclaration */ ? node.parent.parent : node.parent;
|
|
}
|
|
function getTypeOfPrototypeProperty(prototype) {
|
|
var classType = getDeclaredTypeOfSymbol(prototype.parent);
|
|
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 getTypeForBindingElement(declaration) {
|
|
var pattern = declaration.parent;
|
|
var parentType = getTypeForVariableLikeDeclaration(pattern.parent);
|
|
if (parentType === unknownType) {
|
|
return unknownType;
|
|
}
|
|
if (!parentType || parentType === anyType) {
|
|
if (declaration.initializer) {
|
|
return checkExpressionCached(declaration.initializer);
|
|
}
|
|
return parentType;
|
|
}
|
|
if (pattern.kind === 144 /* ObjectBindingPattern */) {
|
|
var name = declaration.propertyName || declaration.name;
|
|
var type = getTypeOfPropertyOfType(parentType, name.text) || isNumericName(name.text) && getIndexTypeOfType(parentType, 1 /* Number */) || getIndexTypeOfType(parentType, 0 /* String */);
|
|
if (!type) {
|
|
error(name, ts.Diagnostics.Type_0_has_no_property_1_and_no_string_index_signature, typeToString(parentType), ts.declarationNameToString(name));
|
|
return unknownType;
|
|
}
|
|
return type;
|
|
}
|
|
if (!isTypeAssignableTo(parentType, anyArrayType)) {
|
|
error(pattern, ts.Diagnostics.Type_0_is_not_an_array_type, typeToString(parentType));
|
|
return unknownType;
|
|
}
|
|
var propName = "" + ts.indexOf(pattern.elements, declaration);
|
|
var type = isTupleLikeType(parentType) ? getTypeOfPropertyOfType(parentType, propName) : getIndexTypeOfType(parentType, 1 /* Number */);
|
|
if (!type) {
|
|
error(declaration, ts.Diagnostics.Type_0_has_no_property_1, typeToString(parentType), propName);
|
|
return unknownType;
|
|
}
|
|
return type;
|
|
}
|
|
function getTypeForVariableLikeDeclaration(declaration) {
|
|
if (declaration.parent.kind === 177 /* ForInStatement */) {
|
|
return anyType;
|
|
}
|
|
if (ts.isBindingPattern(declaration.parent)) {
|
|
return getTypeForBindingElement(declaration);
|
|
}
|
|
if (declaration.type) {
|
|
return getTypeFromTypeNode(declaration.type);
|
|
}
|
|
if (declaration.kind === 124 /* Parameter */) {
|
|
var func = declaration.parent;
|
|
if (func.kind === 131 /* SetAccessor */ && !ts.hasComputedNameButNotSymbol(func)) {
|
|
var getter = ts.getDeclarationOfKind(declaration.parent.symbol, 130 /* GetAccessor */);
|
|
if (getter) {
|
|
return getReturnTypeOfSignature(getSignatureFromDeclaration(getter));
|
|
}
|
|
}
|
|
var type = getContextuallyTypedParameterType(declaration);
|
|
if (type) {
|
|
return type;
|
|
}
|
|
}
|
|
if (declaration.initializer) {
|
|
return checkExpressionCached(declaration.initializer);
|
|
}
|
|
if (declaration.kind === 205 /* ShorthandPropertyAssignment */) {
|
|
return checkIdentifier(declaration.name);
|
|
}
|
|
return undefined;
|
|
}
|
|
function getTypeFromBindingElement(element) {
|
|
if (element.initializer) {
|
|
return getWidenedType(checkExpressionCached(element.initializer));
|
|
}
|
|
if (ts.isBindingPattern(element.name)) {
|
|
return getTypeFromBindingPattern(element.name);
|
|
}
|
|
return anyType;
|
|
}
|
|
function getTypeFromBindingPattern(pattern) {
|
|
if (pattern.kind === 145 /* ArrayBindingPattern */) {
|
|
return createTupleType(ts.map(pattern.elements, function (e) { return e.kind === 167 /* OmittedExpression */ ? anyType : getTypeFromBindingElement(e); }));
|
|
}
|
|
var members = {};
|
|
ts.forEach(pattern.elements, function (e) {
|
|
var flags = 4 /* Property */ | 67108864 /* Transient */ | (e.initializer ? 536870912 /* Optional */ : 0);
|
|
var name = e.propertyName || e.name;
|
|
var symbol = createSymbol(flags, name.text);
|
|
symbol.type = getTypeFromBindingElement(e);
|
|
members[symbol.name] = symbol;
|
|
});
|
|
return createAnonymousType(undefined, members, emptyArray, emptyArray, undefined, undefined);
|
|
}
|
|
function getWidenedTypeForVariableLikeDeclaration(declaration, reportErrors) {
|
|
var type = getTypeForVariableLikeDeclaration(declaration);
|
|
if (type) {
|
|
if (reportErrors) {
|
|
reportErrorsFromWidening(declaration, type);
|
|
}
|
|
return declaration.kind !== 204 /* PropertyAssignment */ ? getWidenedType(type) : type;
|
|
}
|
|
if (ts.isBindingPattern(declaration.name)) {
|
|
return getTypeFromBindingPattern(declaration.name);
|
|
}
|
|
type = declaration.dotDotDotToken ? anyArrayType : anyType;
|
|
if (reportErrors && compilerOptions.noImplicitAny) {
|
|
var root = getRootDeclaration(declaration);
|
|
if (!isPrivateWithinAmbient(root) && !(root.kind === 124 /* Parameter */ && isPrivateWithinAmbient(root.parent))) {
|
|
reportImplicitAnyError(declaration, type);
|
|
}
|
|
}
|
|
return type;
|
|
}
|
|
function getTypeOfVariableOrParameterOrProperty(symbol) {
|
|
var links = getSymbolLinks(symbol);
|
|
if (!links.type) {
|
|
if (symbol.flags & 134217728 /* Prototype */) {
|
|
return links.type = getTypeOfPrototypeProperty(symbol);
|
|
}
|
|
var declaration = symbol.valueDeclaration;
|
|
if (declaration.kind === 203 /* CatchClause */) {
|
|
return links.type = anyType;
|
|
}
|
|
links.type = resolvingType;
|
|
var type = getWidenedTypeForVariableLikeDeclaration(declaration, true);
|
|
if (links.type === resolvingType) {
|
|
links.type = type;
|
|
}
|
|
}
|
|
else if (links.type === resolvingType) {
|
|
links.type = anyType;
|
|
if (compilerOptions.noImplicitAny) {
|
|
var diagnostic = symbol.valueDeclaration.type ? ts.Diagnostics._0_implicitly_has_type_any_because_it_is_referenced_directly_or_indirectly_in_its_own_type_annotation : ts.Diagnostics._0_implicitly_has_type_any_because_it_is_does_not_have_a_type_annotation_and_is_referenced_directly_or_indirectly_in_its_own_initializer;
|
|
error(symbol.valueDeclaration, diagnostic, symbolToString(symbol));
|
|
}
|
|
}
|
|
return links.type;
|
|
}
|
|
function getSetAccessorTypeAnnotationNode(accessor) {
|
|
return accessor && accessor.parameters.length > 0 && accessor.parameters[0].type;
|
|
}
|
|
function getAnnotatedAccessorType(accessor) {
|
|
if (accessor) {
|
|
if (accessor.kind === 130 /* GetAccessor */) {
|
|
return accessor.type && getTypeFromTypeNode(accessor.type);
|
|
}
|
|
else {
|
|
var setterTypeAnnotation = getSetAccessorTypeAnnotationNode(accessor);
|
|
return setterTypeAnnotation && getTypeFromTypeNode(setterTypeAnnotation);
|
|
}
|
|
}
|
|
return undefined;
|
|
}
|
|
function getTypeOfAccessors(symbol) {
|
|
var links = getSymbolLinks(symbol);
|
|
checkAndStoreTypeOfAccessors(symbol, links);
|
|
return links.type;
|
|
}
|
|
function checkAndStoreTypeOfAccessors(symbol, links) {
|
|
links = links || getSymbolLinks(symbol);
|
|
if (!links.type) {
|
|
links.type = resolvingType;
|
|
var getter = ts.getDeclarationOfKind(symbol, 130 /* GetAccessor */);
|
|
var setter = ts.getDeclarationOfKind(symbol, 131 /* SetAccessor */);
|
|
var type;
|
|
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 (compilerOptions.noImplicitAny) {
|
|
error(setter, ts.Diagnostics.Property_0_implicitly_has_type_any_because_its_set_accessor_lacks_a_type_annotation, symbolToString(symbol));
|
|
}
|
|
type = anyType;
|
|
}
|
|
}
|
|
}
|
|
if (links.type === resolvingType) {
|
|
links.type = type;
|
|
}
|
|
}
|
|
else if (links.type === resolvingType) {
|
|
links.type = anyType;
|
|
if (compilerOptions.noImplicitAny) {
|
|
var getter = ts.getDeclarationOfKind(symbol, 130 /* GetAccessor */);
|
|
error(getter, 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));
|
|
}
|
|
}
|
|
}
|
|
function getTypeOfFuncClassEnumModule(symbol) {
|
|
var links = getSymbolLinks(symbol);
|
|
if (!links.type) {
|
|
links.type = createObjectType(32768 /* Anonymous */, symbol);
|
|
}
|
|
return links.type;
|
|
}
|
|
function getTypeOfEnumMember(symbol) {
|
|
var links = getSymbolLinks(symbol);
|
|
if (!links.type) {
|
|
links.type = getDeclaredTypeOfEnum(getParentOfSymbol(symbol));
|
|
}
|
|
return links.type;
|
|
}
|
|
function getTypeOfImport(symbol) {
|
|
var links = getSymbolLinks(symbol);
|
|
if (!links.type) {
|
|
links.type = getTypeOfSymbol(resolveImport(symbol));
|
|
}
|
|
return links.type;
|
|
}
|
|
function getTypeOfInstantiatedSymbol(symbol) {
|
|
var links = getSymbolLinks(symbol);
|
|
if (!links.type) {
|
|
links.type = instantiateType(getTypeOfSymbol(links.target), links.mapper);
|
|
}
|
|
return links.type;
|
|
}
|
|
function getTypeOfSymbol(symbol) {
|
|
if (symbol.flags & 16777216 /* Instantiated */) {
|
|
return getTypeOfInstantiatedSymbol(symbol);
|
|
}
|
|
if (symbol.flags & (3 /* Variable */ | 4 /* Property */)) {
|
|
return getTypeOfVariableOrParameterOrProperty(symbol);
|
|
}
|
|
if (symbol.flags & (16 /* Function */ | 8192 /* Method */ | 32 /* Class */ | 384 /* Enum */ | 512 /* ValueModule */)) {
|
|
return getTypeOfFuncClassEnumModule(symbol);
|
|
}
|
|
if (symbol.flags & 8 /* EnumMember */) {
|
|
return getTypeOfEnumMember(symbol);
|
|
}
|
|
if (symbol.flags & 98304 /* Accessor */) {
|
|
return getTypeOfAccessors(symbol);
|
|
}
|
|
if (symbol.flags & 8388608 /* Import */) {
|
|
return getTypeOfImport(symbol);
|
|
}
|
|
return unknownType;
|
|
}
|
|
function getTargetType(type) {
|
|
return type.flags & 4096 /* Reference */ ? type.target : type;
|
|
}
|
|
function hasBaseType(type, checkBase) {
|
|
return check(type);
|
|
function check(type) {
|
|
var target = getTargetType(type);
|
|
return target === checkBase || ts.forEach(target.baseTypes, check);
|
|
}
|
|
}
|
|
function getTypeParametersOfClassOrInterface(symbol) {
|
|
var result;
|
|
ts.forEach(symbol.declarations, function (node) {
|
|
if (node.kind === 192 /* InterfaceDeclaration */ || node.kind === 191 /* ClassDeclaration */) {
|
|
var declaration = node;
|
|
if (declaration.typeParameters && declaration.typeParameters.length) {
|
|
ts.forEach(declaration.typeParameters, function (node) {
|
|
var tp = getDeclaredTypeOfTypeParameter(getSymbolOfNode(node));
|
|
if (!result) {
|
|
result = [tp];
|
|
}
|
|
else if (!ts.contains(result, tp)) {
|
|
result.push(tp);
|
|
}
|
|
});
|
|
}
|
|
}
|
|
});
|
|
return result;
|
|
}
|
|
function getDeclaredTypeOfClass(symbol) {
|
|
var links = getSymbolLinks(symbol);
|
|
if (!links.declaredType) {
|
|
var type = links.declaredType = createObjectType(1024 /* Class */, symbol);
|
|
var typeParameters = getTypeParametersOfClassOrInterface(symbol);
|
|
if (typeParameters) {
|
|
type.flags |= 4096 /* Reference */;
|
|
type.typeParameters = typeParameters;
|
|
type.instantiations = {};
|
|
type.instantiations[getTypeListId(type.typeParameters)] = type;
|
|
type.target = type;
|
|
type.typeArguments = type.typeParameters;
|
|
}
|
|
type.baseTypes = [];
|
|
var declaration = ts.getDeclarationOfKind(symbol, 191 /* ClassDeclaration */);
|
|
var baseTypeNode = ts.getClassBaseTypeNode(declaration);
|
|
if (baseTypeNode) {
|
|
var baseType = getTypeFromTypeReferenceNode(baseTypeNode);
|
|
if (baseType !== unknownType) {
|
|
if (getTargetType(baseType).flags & 1024 /* Class */) {
|
|
if (type !== baseType && !hasBaseType(baseType, type)) {
|
|
type.baseTypes.push(baseType);
|
|
}
|
|
else {
|
|
error(declaration, ts.Diagnostics.Type_0_recursively_references_itself_as_a_base_type, typeToString(type, undefined, 1 /* WriteArrayAsGenericType */));
|
|
}
|
|
}
|
|
else {
|
|
error(baseTypeNode, ts.Diagnostics.A_class_may_only_extend_another_class);
|
|
}
|
|
}
|
|
}
|
|
type.declaredProperties = getNamedMembers(symbol.members);
|
|
type.declaredCallSignatures = emptyArray;
|
|
type.declaredConstructSignatures = emptyArray;
|
|
type.declaredStringIndexType = getIndexTypeOfSymbol(symbol, 0 /* String */);
|
|
type.declaredNumberIndexType = getIndexTypeOfSymbol(symbol, 1 /* Number */);
|
|
}
|
|
return links.declaredType;
|
|
}
|
|
function getDeclaredTypeOfInterface(symbol) {
|
|
var links = getSymbolLinks(symbol);
|
|
if (!links.declaredType) {
|
|
var type = links.declaredType = createObjectType(2048 /* Interface */, symbol);
|
|
var typeParameters = getTypeParametersOfClassOrInterface(symbol);
|
|
if (typeParameters) {
|
|
type.flags |= 4096 /* Reference */;
|
|
type.typeParameters = typeParameters;
|
|
type.instantiations = {};
|
|
type.instantiations[getTypeListId(type.typeParameters)] = type;
|
|
type.target = type;
|
|
type.typeArguments = type.typeParameters;
|
|
}
|
|
type.baseTypes = [];
|
|
ts.forEach(symbol.declarations, function (declaration) {
|
|
if (declaration.kind === 192 /* InterfaceDeclaration */ && ts.getInterfaceBaseTypeNodes(declaration)) {
|
|
ts.forEach(ts.getInterfaceBaseTypeNodes(declaration), function (node) {
|
|
var baseType = getTypeFromTypeReferenceNode(node);
|
|
if (baseType !== unknownType) {
|
|
if (getTargetType(baseType).flags & (1024 /* Class */ | 2048 /* Interface */)) {
|
|
if (type !== baseType && !hasBaseType(baseType, type)) {
|
|
type.baseTypes.push(baseType);
|
|
}
|
|
else {
|
|
error(declaration, ts.Diagnostics.Type_0_recursively_references_itself_as_a_base_type, typeToString(type, undefined, 1 /* WriteArrayAsGenericType */));
|
|
}
|
|
}
|
|
else {
|
|
error(node, ts.Diagnostics.An_interface_may_only_extend_a_class_or_another_interface);
|
|
}
|
|
}
|
|
});
|
|
}
|
|
});
|
|
type.declaredProperties = getNamedMembers(symbol.members);
|
|
type.declaredCallSignatures = getSignaturesOfSymbol(symbol.members["__call"]);
|
|
type.declaredConstructSignatures = getSignaturesOfSymbol(symbol.members["__new"]);
|
|
type.declaredStringIndexType = getIndexTypeOfSymbol(symbol, 0 /* String */);
|
|
type.declaredNumberIndexType = getIndexTypeOfSymbol(symbol, 1 /* Number */);
|
|
}
|
|
return links.declaredType;
|
|
}
|
|
function getDeclaredTypeOfTypeAlias(symbol) {
|
|
var links = getSymbolLinks(symbol);
|
|
if (!links.declaredType) {
|
|
links.declaredType = resolvingType;
|
|
var declaration = ts.getDeclarationOfKind(symbol, 193 /* TypeAliasDeclaration */);
|
|
var type = getTypeFromTypeNode(declaration.type);
|
|
if (links.declaredType === resolvingType) {
|
|
links.declaredType = type;
|
|
}
|
|
}
|
|
else if (links.declaredType === resolvingType) {
|
|
links.declaredType = unknownType;
|
|
var declaration = ts.getDeclarationOfKind(symbol, 193 /* TypeAliasDeclaration */);
|
|
error(declaration.name, ts.Diagnostics.Type_alias_0_circularly_references_itself, symbolToString(symbol));
|
|
}
|
|
return links.declaredType;
|
|
}
|
|
function getDeclaredTypeOfEnum(symbol) {
|
|
var links = getSymbolLinks(symbol);
|
|
if (!links.declaredType) {
|
|
var type = createType(128 /* Enum */);
|
|
type.symbol = symbol;
|
|
links.declaredType = type;
|
|
}
|
|
return links.declaredType;
|
|
}
|
|
function getDeclaredTypeOfTypeParameter(symbol) {
|
|
var links = getSymbolLinks(symbol);
|
|
if (!links.declaredType) {
|
|
var type = createType(512 /* TypeParameter */);
|
|
type.symbol = symbol;
|
|
if (!ts.getDeclarationOfKind(symbol, 123 /* TypeParameter */).constraint) {
|
|
type.constraint = noConstraintType;
|
|
}
|
|
links.declaredType = type;
|
|
}
|
|
return links.declaredType;
|
|
}
|
|
function getDeclaredTypeOfImport(symbol) {
|
|
var links = getSymbolLinks(symbol);
|
|
if (!links.declaredType) {
|
|
links.declaredType = getDeclaredTypeOfSymbol(resolveImport(symbol));
|
|
}
|
|
return links.declaredType;
|
|
}
|
|
function getDeclaredTypeOfSymbol(symbol) {
|
|
ts.Debug.assert((symbol.flags & 16777216 /* Instantiated */) === 0);
|
|
if (symbol.flags & 32 /* Class */) {
|
|
return getDeclaredTypeOfClass(symbol);
|
|
}
|
|
if (symbol.flags & 64 /* Interface */) {
|
|
return getDeclaredTypeOfInterface(symbol);
|
|
}
|
|
if (symbol.flags & 524288 /* TypeAlias */) {
|
|
return getDeclaredTypeOfTypeAlias(symbol);
|
|
}
|
|
if (symbol.flags & 384 /* Enum */) {
|
|
return getDeclaredTypeOfEnum(symbol);
|
|
}
|
|
if (symbol.flags & 262144 /* TypeParameter */) {
|
|
return getDeclaredTypeOfTypeParameter(symbol);
|
|
}
|
|
if (symbol.flags & 8388608 /* Import */) {
|
|
return getDeclaredTypeOfImport(symbol);
|
|
}
|
|
return unknownType;
|
|
}
|
|
function createSymbolTable(symbols) {
|
|
var result = {};
|
|
for (var i = 0; i < symbols.length; i++) {
|
|
var symbol = symbols[i];
|
|
result[symbol.name] = symbol;
|
|
}
|
|
return result;
|
|
}
|
|
function createInstantiatedSymbolTable(symbols, mapper) {
|
|
var result = {};
|
|
for (var i = 0; i < symbols.length; i++) {
|
|
var symbol = symbols[i];
|
|
result[symbol.name] = instantiateSymbol(symbol, mapper);
|
|
}
|
|
return result;
|
|
}
|
|
function addInheritedMembers(symbols, baseSymbols) {
|
|
for (var i = 0; i < baseSymbols.length; i++) {
|
|
var s = baseSymbols[i];
|
|
if (!ts.hasProperty(symbols, s.name)) {
|
|
symbols[s.name] = s;
|
|
}
|
|
}
|
|
}
|
|
function addInheritedSignatures(signatures, baseSignatures) {
|
|
if (baseSignatures) {
|
|
for (var i = 0; i < baseSignatures.length; i++) {
|
|
signatures.push(baseSignatures[i]);
|
|
}
|
|
}
|
|
}
|
|
function resolveClassOrInterfaceMembers(type) {
|
|
var members = type.symbol.members;
|
|
var callSignatures = type.declaredCallSignatures;
|
|
var constructSignatures = type.declaredConstructSignatures;
|
|
var stringIndexType = type.declaredStringIndexType;
|
|
var numberIndexType = type.declaredNumberIndexType;
|
|
if (type.baseTypes.length) {
|
|
members = createSymbolTable(type.declaredProperties);
|
|
ts.forEach(type.baseTypes, function (baseType) {
|
|
addInheritedMembers(members, getPropertiesOfObjectType(baseType));
|
|
callSignatures = ts.concatenate(callSignatures, getSignaturesOfType(baseType, 0 /* Call */));
|
|
constructSignatures = ts.concatenate(constructSignatures, getSignaturesOfType(baseType, 1 /* Construct */));
|
|
stringIndexType = stringIndexType || getIndexTypeOfType(baseType, 0 /* String */);
|
|
numberIndexType = numberIndexType || getIndexTypeOfType(baseType, 1 /* Number */);
|
|
});
|
|
}
|
|
setObjectTypeMembers(type, members, callSignatures, constructSignatures, stringIndexType, numberIndexType);
|
|
}
|
|
function resolveTypeReferenceMembers(type) {
|
|
var target = type.target;
|
|
var mapper = createTypeMapper(target.typeParameters, type.typeArguments);
|
|
var members = createInstantiatedSymbolTable(target.declaredProperties, mapper);
|
|
var callSignatures = instantiateList(target.declaredCallSignatures, mapper, instantiateSignature);
|
|
var constructSignatures = instantiateList(target.declaredConstructSignatures, mapper, instantiateSignature);
|
|
var stringIndexType = target.declaredStringIndexType ? instantiateType(target.declaredStringIndexType, mapper) : undefined;
|
|
var numberIndexType = target.declaredNumberIndexType ? instantiateType(target.declaredNumberIndexType, mapper) : undefined;
|
|
ts.forEach(target.baseTypes, function (baseType) {
|
|
var instantiatedBaseType = instantiateType(baseType, mapper);
|
|
addInheritedMembers(members, getPropertiesOfObjectType(instantiatedBaseType));
|
|
callSignatures = ts.concatenate(callSignatures, getSignaturesOfType(instantiatedBaseType, 0 /* Call */));
|
|
constructSignatures = ts.concatenate(constructSignatures, getSignaturesOfType(instantiatedBaseType, 1 /* Construct */));
|
|
stringIndexType = stringIndexType || getIndexTypeOfType(instantiatedBaseType, 0 /* String */);
|
|
numberIndexType = numberIndexType || getIndexTypeOfType(instantiatedBaseType, 1 /* Number */);
|
|
});
|
|
setObjectTypeMembers(type, members, callSignatures, constructSignatures, stringIndexType, numberIndexType);
|
|
}
|
|
function createSignature(declaration, typeParameters, parameters, resolvedReturnType, minArgumentCount, hasRestParameter, hasStringLiterals) {
|
|
var sig = new Signature(checker);
|
|
sig.declaration = declaration;
|
|
sig.typeParameters = typeParameters;
|
|
sig.parameters = parameters;
|
|
sig.resolvedReturnType = resolvedReturnType;
|
|
sig.minArgumentCount = minArgumentCount;
|
|
sig.hasRestParameter = hasRestParameter;
|
|
sig.hasStringLiterals = hasStringLiterals;
|
|
return sig;
|
|
}
|
|
function cloneSignature(sig) {
|
|
return createSignature(sig.declaration, sig.typeParameters, sig.parameters, sig.resolvedReturnType, sig.minArgumentCount, sig.hasRestParameter, sig.hasStringLiterals);
|
|
}
|
|
function getDefaultConstructSignatures(classType) {
|
|
if (classType.baseTypes.length) {
|
|
var baseType = classType.baseTypes[0];
|
|
var baseSignatures = getSignaturesOfType(getTypeOfSymbol(baseType.symbol), 1 /* Construct */);
|
|
return ts.map(baseSignatures, function (baseSignature) {
|
|
var signature = baseType.flags & 4096 /* Reference */ ? getSignatureInstantiation(baseSignature, baseType.typeArguments) : cloneSignature(baseSignature);
|
|
signature.typeParameters = classType.typeParameters;
|
|
signature.resolvedReturnType = classType;
|
|
return signature;
|
|
});
|
|
}
|
|
return [createSignature(undefined, classType.typeParameters, emptyArray, classType, 0, false, false)];
|
|
}
|
|
function createTupleTypeMemberSymbols(memberTypes) {
|
|
var members = {};
|
|
for (var i = 0; i < memberTypes.length; i++) {
|
|
var symbol = createSymbol(4 /* Property */ | 67108864 /* Transient */, "" + i);
|
|
symbol.type = memberTypes[i];
|
|
members[i] = symbol;
|
|
}
|
|
return members;
|
|
}
|
|
function resolveTupleTypeMembers(type) {
|
|
var arrayType = resolveObjectOrUnionTypeMembers(createArrayType(getUnionType(type.elementTypes)));
|
|
var members = createTupleTypeMemberSymbols(type.elementTypes);
|
|
addInheritedMembers(members, arrayType.properties);
|
|
setObjectTypeMembers(type, members, arrayType.callSignatures, arrayType.constructSignatures, arrayType.stringIndexType, arrayType.numberIndexType);
|
|
}
|
|
function signatureListsIdentical(s, t) {
|
|
if (s.length !== t.length) {
|
|
return false;
|
|
}
|
|
for (var i = 0; i < s.length; i++) {
|
|
if (!compareSignatures(s[i], t[i], false, compareTypes)) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
function getUnionSignatures(types, kind) {
|
|
var signatureLists = ts.map(types, function (t) { return getSignaturesOfType(t, kind); });
|
|
var signatures = signatureLists[0];
|
|
for (var i = 0; i < signatures.length; i++) {
|
|
if (signatures[i].typeParameters) {
|
|
return emptyArray;
|
|
}
|
|
}
|
|
for (var i = 1; i < signatureLists.length; i++) {
|
|
if (!signatureListsIdentical(signatures, signatureLists[i])) {
|
|
return emptyArray;
|
|
}
|
|
}
|
|
var result = ts.map(signatures, cloneSignature);
|
|
for (var i = 0; i < result.length; i++) {
|
|
var s = result[i];
|
|
s.resolvedReturnType = undefined;
|
|
s.unionSignatures = ts.map(signatureLists, function (signatures) { return signatures[i]; });
|
|
}
|
|
return result;
|
|
}
|
|
function getUnionIndexType(types, kind) {
|
|
var indexTypes = [];
|
|
for (var i = 0; i < types.length; i++) {
|
|
var indexType = getIndexTypeOfType(types[i], kind);
|
|
if (!indexType) {
|
|
return undefined;
|
|
}
|
|
indexTypes.push(indexType);
|
|
}
|
|
return getUnionType(indexTypes);
|
|
}
|
|
function resolveUnionTypeMembers(type) {
|
|
var callSignatures = getUnionSignatures(type.types, 0 /* Call */);
|
|
var constructSignatures = getUnionSignatures(type.types, 1 /* Construct */);
|
|
var stringIndexType = getUnionIndexType(type.types, 0 /* String */);
|
|
var numberIndexType = getUnionIndexType(type.types, 1 /* Number */);
|
|
setObjectTypeMembers(type, emptySymbols, callSignatures, constructSignatures, stringIndexType, numberIndexType);
|
|
}
|
|
function resolveAnonymousTypeMembers(type) {
|
|
var symbol = type.symbol;
|
|
if (symbol.flags & 2048 /* TypeLiteral */) {
|
|
var members = symbol.members;
|
|
var callSignatures = getSignaturesOfSymbol(members["__call"]);
|
|
var constructSignatures = getSignaturesOfSymbol(members["__new"]);
|
|
var stringIndexType = getIndexTypeOfSymbol(symbol, 0 /* String */);
|
|
var numberIndexType = getIndexTypeOfSymbol(symbol, 1 /* Number */);
|
|
}
|
|
else {
|
|
var members = emptySymbols;
|
|
var callSignatures = emptyArray;
|
|
var constructSignatures = emptyArray;
|
|
if (symbol.flags & 1952 /* HasExports */) {
|
|
members = symbol.exports;
|
|
}
|
|
if (symbol.flags & (16 /* Function */ | 8192 /* Method */)) {
|
|
callSignatures = getSignaturesOfSymbol(symbol);
|
|
}
|
|
if (symbol.flags & 32 /* Class */) {
|
|
var classType = getDeclaredTypeOfClass(symbol);
|
|
constructSignatures = getSignaturesOfSymbol(symbol.members["__constructor"]);
|
|
if (!constructSignatures.length) {
|
|
constructSignatures = getDefaultConstructSignatures(classType);
|
|
}
|
|
if (classType.baseTypes.length) {
|
|
members = createSymbolTable(getNamedMembers(members));
|
|
addInheritedMembers(members, getPropertiesOfObjectType(getTypeOfSymbol(classType.baseTypes[0].symbol)));
|
|
}
|
|
}
|
|
var stringIndexType = undefined;
|
|
var numberIndexType = (symbol.flags & 384 /* Enum */) ? stringType : undefined;
|
|
}
|
|
setObjectTypeMembers(type, members, callSignatures, constructSignatures, stringIndexType, numberIndexType);
|
|
}
|
|
function resolveObjectOrUnionTypeMembers(type) {
|
|
if (!type.members) {
|
|
if (type.flags & (1024 /* Class */ | 2048 /* Interface */)) {
|
|
resolveClassOrInterfaceMembers(type);
|
|
}
|
|
else if (type.flags & 32768 /* Anonymous */) {
|
|
resolveAnonymousTypeMembers(type);
|
|
}
|
|
else if (type.flags & 8192 /* Tuple */) {
|
|
resolveTupleTypeMembers(type);
|
|
}
|
|
else if (type.flags & 16384 /* Union */) {
|
|
resolveUnionTypeMembers(type);
|
|
}
|
|
else {
|
|
resolveTypeReferenceMembers(type);
|
|
}
|
|
}
|
|
return type;
|
|
}
|
|
function getPropertiesOfObjectType(type) {
|
|
if (type.flags & 48128 /* ObjectType */) {
|
|
return resolveObjectOrUnionTypeMembers(type).properties;
|
|
}
|
|
return emptyArray;
|
|
}
|
|
function getPropertyOfObjectType(type, name) {
|
|
if (type.flags & 48128 /* ObjectType */) {
|
|
var resolved = resolveObjectOrUnionTypeMembers(type);
|
|
if (ts.hasProperty(resolved.members, name)) {
|
|
var symbol = resolved.members[name];
|
|
if (symbolIsValue(symbol)) {
|
|
return symbol;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
function getPropertiesOfUnionType(type) {
|
|
var result = [];
|
|
ts.forEach(getPropertiesOfType(type.types[0]), function (prop) {
|
|
var unionProp = getPropertyOfUnionType(type, prop.name);
|
|
if (unionProp) {
|
|
result.push(unionProp);
|
|
}
|
|
});
|
|
return result;
|
|
}
|
|
function getPropertiesOfType(type) {
|
|
if (type.flags & 16384 /* Union */) {
|
|
return getPropertiesOfUnionType(type);
|
|
}
|
|
return getPropertiesOfObjectType(getApparentType(type));
|
|
}
|
|
function getApparentType(type) {
|
|
if (type.flags & 512 /* TypeParameter */) {
|
|
do {
|
|
type = getConstraintOfTypeParameter(type);
|
|
} while (type && type.flags & 512 /* TypeParameter */);
|
|
if (!type) {
|
|
type = emptyObjectType;
|
|
}
|
|
}
|
|
if (type.flags & 258 /* StringLike */) {
|
|
type = globalStringType;
|
|
}
|
|
else if (type.flags & 132 /* NumberLike */) {
|
|
type = globalNumberType;
|
|
}
|
|
else if (type.flags & 8 /* Boolean */) {
|
|
type = globalBooleanType;
|
|
}
|
|
return type;
|
|
}
|
|
function createUnionProperty(unionType, name) {
|
|
var types = unionType.types;
|
|
var props;
|
|
for (var i = 0; i < types.length; i++) {
|
|
var type = getApparentType(types[i]);
|
|
if (type !== unknownType) {
|
|
var prop = getPropertyOfType(type, name);
|
|
if (!prop) {
|
|
return undefined;
|
|
}
|
|
if (!props) {
|
|
props = [prop];
|
|
}
|
|
else {
|
|
props.push(prop);
|
|
}
|
|
}
|
|
}
|
|
var propTypes = [];
|
|
var declarations = [];
|
|
for (var i = 0; i < props.length; i++) {
|
|
var prop = props[i];
|
|
if (prop.declarations) {
|
|
declarations.push.apply(declarations, prop.declarations);
|
|
}
|
|
propTypes.push(getTypeOfSymbol(prop));
|
|
}
|
|
var result = createSymbol(4 /* Property */ | 67108864 /* Transient */ | 268435456 /* UnionProperty */, name);
|
|
result.unionType = unionType;
|
|
result.declarations = declarations;
|
|
result.type = getUnionType(propTypes);
|
|
return result;
|
|
}
|
|
function getPropertyOfUnionType(type, name) {
|
|
var properties = type.resolvedProperties || (type.resolvedProperties = {});
|
|
if (ts.hasProperty(properties, name)) {
|
|
return properties[name];
|
|
}
|
|
var property = createUnionProperty(type, name);
|
|
if (property) {
|
|
properties[name] = property;
|
|
}
|
|
return property;
|
|
}
|
|
function getPropertyOfType(type, name) {
|
|
if (type.flags & 16384 /* Union */) {
|
|
return getPropertyOfUnionType(type, name);
|
|
}
|
|
if (!(type.flags & 48128 /* ObjectType */)) {
|
|
type = getApparentType(type);
|
|
if (!(type.flags & 48128 /* ObjectType */)) {
|
|
return undefined;
|
|
}
|
|
}
|
|
var resolved = resolveObjectOrUnionTypeMembers(type);
|
|
if (ts.hasProperty(resolved.members, name)) {
|
|
var symbol = resolved.members[name];
|
|
if (symbolIsValue(symbol)) {
|
|
return symbol;
|
|
}
|
|
}
|
|
if (resolved === anyFunctionType || resolved.callSignatures.length || resolved.constructSignatures.length) {
|
|
var symbol = getPropertyOfObjectType(globalFunctionType, name);
|
|
if (symbol)
|
|
return symbol;
|
|
}
|
|
return getPropertyOfObjectType(globalObjectType, name);
|
|
}
|
|
function getSignaturesOfObjectOrUnionType(type, kind) {
|
|
if (type.flags & (48128 /* ObjectType */ | 16384 /* Union */)) {
|
|
var resolved = resolveObjectOrUnionTypeMembers(type);
|
|
return kind === 0 /* Call */ ? resolved.callSignatures : resolved.constructSignatures;
|
|
}
|
|
return emptyArray;
|
|
}
|
|
function getSignaturesOfType(type, kind) {
|
|
return getSignaturesOfObjectOrUnionType(getApparentType(type), kind);
|
|
}
|
|
function getIndexTypeOfObjectOrUnionType(type, kind) {
|
|
if (type.flags & (48128 /* ObjectType */ | 16384 /* Union */)) {
|
|
var resolved = resolveObjectOrUnionTypeMembers(type);
|
|
return kind === 0 /* String */ ? resolved.stringIndexType : resolved.numberIndexType;
|
|
}
|
|
}
|
|
function getIndexTypeOfType(type, kind) {
|
|
return getIndexTypeOfObjectOrUnionType(getApparentType(type), kind);
|
|
}
|
|
function getTypeParametersFromDeclaration(typeParameterDeclarations) {
|
|
var result = [];
|
|
ts.forEach(typeParameterDeclarations, function (node) {
|
|
var tp = getDeclaredTypeOfTypeParameter(node.symbol);
|
|
if (!ts.contains(result, tp)) {
|
|
result.push(tp);
|
|
}
|
|
});
|
|
return result;
|
|
}
|
|
function getSignatureFromDeclaration(declaration) {
|
|
var links = getNodeLinks(declaration);
|
|
if (!links.resolvedSignature) {
|
|
var classType = declaration.kind === 129 /* Constructor */ ? getDeclaredTypeOfClass(declaration.parent.symbol) : undefined;
|
|
var typeParameters = classType ? classType.typeParameters : declaration.typeParameters ? getTypeParametersFromDeclaration(declaration.typeParameters) : undefined;
|
|
var parameters = [];
|
|
var hasStringLiterals = false;
|
|
var minArgumentCount = -1;
|
|
for (var i = 0, n = declaration.parameters.length; i < n; i++) {
|
|
var param = declaration.parameters[i];
|
|
parameters.push(param.symbol);
|
|
if (param.type && param.type.kind === 8 /* StringLiteral */) {
|
|
hasStringLiterals = true;
|
|
}
|
|
if (minArgumentCount < 0) {
|
|
if (param.initializer || param.questionToken || param.dotDotDotToken) {
|
|
minArgumentCount = i;
|
|
}
|
|
}
|
|
}
|
|
if (minArgumentCount < 0) {
|
|
minArgumentCount = declaration.parameters.length;
|
|
}
|
|
var returnType;
|
|
if (classType) {
|
|
returnType = classType;
|
|
}
|
|
else if (declaration.type) {
|
|
returnType = getTypeFromTypeNode(declaration.type);
|
|
}
|
|
else {
|
|
if (declaration.kind === 130 /* GetAccessor */ && !ts.hasComputedNameButNotSymbol(declaration)) {
|
|
var setter = ts.getDeclarationOfKind(declaration.symbol, 131 /* SetAccessor */);
|
|
returnType = getAnnotatedAccessorType(setter);
|
|
}
|
|
if (!returnType && !declaration.body) {
|
|
returnType = anyType;
|
|
}
|
|
}
|
|
links.resolvedSignature = createSignature(declaration, typeParameters, parameters, returnType, minArgumentCount, ts.hasRestParameters(declaration), hasStringLiterals);
|
|
}
|
|
return links.resolvedSignature;
|
|
}
|
|
function getSignaturesOfSymbol(symbol) {
|
|
if (!symbol)
|
|
return emptyArray;
|
|
var result = [];
|
|
for (var i = 0, len = symbol.declarations.length; i < len; i++) {
|
|
var node = symbol.declarations[i];
|
|
switch (node.kind) {
|
|
case 136 /* FunctionType */:
|
|
case 137 /* ConstructorType */:
|
|
case 190 /* FunctionDeclaration */:
|
|
case 128 /* MethodDeclaration */:
|
|
case 127 /* MethodSignature */:
|
|
case 129 /* Constructor */:
|
|
case 132 /* CallSignature */:
|
|
case 133 /* ConstructSignature */:
|
|
case 134 /* IndexSignature */:
|
|
case 130 /* GetAccessor */:
|
|
case 131 /* SetAccessor */:
|
|
case 156 /* FunctionExpression */:
|
|
case 157 /* ArrowFunction */:
|
|
if (i > 0 && node.body) {
|
|
var previous = symbol.declarations[i - 1];
|
|
if (node.parent === previous.parent && node.kind === previous.kind && node.pos === previous.end) {
|
|
break;
|
|
}
|
|
}
|
|
result.push(getSignatureFromDeclaration(node));
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
function getReturnTypeOfSignature(signature) {
|
|
if (!signature.resolvedReturnType) {
|
|
signature.resolvedReturnType = resolvingType;
|
|
if (signature.target) {
|
|
var type = instantiateType(getReturnTypeOfSignature(signature.target), signature.mapper);
|
|
}
|
|
else if (signature.unionSignatures) {
|
|
var type = getUnionType(ts.map(signature.unionSignatures, getReturnTypeOfSignature));
|
|
}
|
|
else {
|
|
var type = getReturnTypeFromBody(signature.declaration);
|
|
}
|
|
if (signature.resolvedReturnType === resolvingType) {
|
|
signature.resolvedReturnType = type;
|
|
}
|
|
}
|
|
else if (signature.resolvedReturnType === resolvingType) {
|
|
signature.resolvedReturnType = anyType;
|
|
if (compilerOptions.noImplicitAny) {
|
|
var declaration = signature.declaration;
|
|
if (declaration.name) {
|
|
error(declaration.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(declaration.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);
|
|
}
|
|
}
|
|
}
|
|
return signature.resolvedReturnType;
|
|
}
|
|
function getRestTypeOfSignature(signature) {
|
|
if (signature.hasRestParameter) {
|
|
var type = getTypeOfSymbol(signature.parameters[signature.parameters.length - 1]);
|
|
if (type.flags & 4096 /* Reference */ && type.target === globalArrayType) {
|
|
return type.typeArguments[0];
|
|
}
|
|
}
|
|
return anyType;
|
|
}
|
|
function getSignatureInstantiation(signature, typeArguments) {
|
|
return instantiateSignature(signature, createTypeMapper(signature.typeParameters, typeArguments), true);
|
|
}
|
|
function getErasedSignature(signature) {
|
|
if (!signature.typeParameters)
|
|
return signature;
|
|
if (!signature.erasedSignatureCache) {
|
|
if (signature.target) {
|
|
signature.erasedSignatureCache = instantiateSignature(getErasedSignature(signature.target), signature.mapper);
|
|
}
|
|
else {
|
|
signature.erasedSignatureCache = instantiateSignature(signature, createTypeEraser(signature.typeParameters), true);
|
|
}
|
|
}
|
|
return signature.erasedSignatureCache;
|
|
}
|
|
function getOrCreateTypeFromSignature(signature) {
|
|
if (!signature.isolatedSignatureType) {
|
|
var isConstructor = signature.declaration.kind === 129 /* Constructor */ || signature.declaration.kind === 133 /* ConstructSignature */;
|
|
var type = createObjectType(32768 /* Anonymous */ | 65536 /* FromSignature */);
|
|
type.members = emptySymbols;
|
|
type.properties = emptyArray;
|
|
type.callSignatures = !isConstructor ? [signature] : emptyArray;
|
|
type.constructSignatures = isConstructor ? [signature] : emptyArray;
|
|
signature.isolatedSignatureType = type;
|
|
}
|
|
return signature.isolatedSignatureType;
|
|
}
|
|
function getIndexSymbol(symbol) {
|
|
return symbol.members["__index"];
|
|
}
|
|
function getIndexDeclarationOfSymbol(symbol, kind) {
|
|
var syntaxKind = kind === 1 /* Number */ ? 117 /* NumberKeyword */ : 119 /* StringKeyword */;
|
|
var indexSymbol = getIndexSymbol(symbol);
|
|
if (indexSymbol) {
|
|
var len = indexSymbol.declarations.length;
|
|
for (var i = 0; i < len; i++) {
|
|
var node = indexSymbol.declarations[i];
|
|
if (node.parameters.length === 1) {
|
|
var parameter = node.parameters[0];
|
|
if (parameter && parameter.type && parameter.type.kind === syntaxKind) {
|
|
return node;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return undefined;
|
|
}
|
|
function getIndexTypeOfSymbol(symbol, kind) {
|
|
var declaration = getIndexDeclarationOfSymbol(symbol, kind);
|
|
return declaration ? declaration.type ? getTypeFromTypeNode(declaration.type) : anyType : undefined;
|
|
}
|
|
function getConstraintOfTypeParameter(type) {
|
|
if (!type.constraint) {
|
|
if (type.target) {
|
|
var targetConstraint = getConstraintOfTypeParameter(type.target);
|
|
type.constraint = targetConstraint ? instantiateType(targetConstraint, type.mapper) : noConstraintType;
|
|
}
|
|
else {
|
|
type.constraint = getTypeFromTypeNode(ts.getDeclarationOfKind(type.symbol, 123 /* TypeParameter */).constraint);
|
|
}
|
|
}
|
|
return type.constraint === noConstraintType ? undefined : type.constraint;
|
|
}
|
|
function getTypeListId(types) {
|
|
switch (types.length) {
|
|
case 1:
|
|
return "" + types[0].id;
|
|
case 2:
|
|
return types[0].id + "," + types[1].id;
|
|
default:
|
|
var result = "";
|
|
for (var i = 0; i < types.length; i++) {
|
|
if (i > 0)
|
|
result += ",";
|
|
result += types[i].id;
|
|
}
|
|
return result;
|
|
}
|
|
}
|
|
function getUnwidenedFlagOfTypes(types) {
|
|
return ts.forEach(types, function (t) { return t.flags & 131072 /* Unwidened */; }) || 0;
|
|
}
|
|
function createTypeReference(target, typeArguments) {
|
|
var id = getTypeListId(typeArguments);
|
|
var type = target.instantiations[id];
|
|
if (!type) {
|
|
var flags = 4096 /* Reference */ | getUnwidenedFlagOfTypes(typeArguments);
|
|
type = target.instantiations[id] = createObjectType(flags, target.symbol);
|
|
type.target = target;
|
|
type.typeArguments = typeArguments;
|
|
}
|
|
return type;
|
|
}
|
|
function isTypeParameterReferenceIllegalInConstraint(typeReferenceNode, typeParameterSymbol) {
|
|
var links = getNodeLinks(typeReferenceNode);
|
|
if (links.isIllegalTypeReferenceInConstraint !== undefined) {
|
|
return links.isIllegalTypeReferenceInConstraint;
|
|
}
|
|
var currentNode = typeReferenceNode;
|
|
while (!ts.forEach(typeParameterSymbol.declarations, function (d) { return d.parent === currentNode.parent; })) {
|
|
currentNode = currentNode.parent;
|
|
}
|
|
links.isIllegalTypeReferenceInConstraint = currentNode.kind === 123 /* TypeParameter */;
|
|
return links.isIllegalTypeReferenceInConstraint;
|
|
}
|
|
function checkTypeParameterHasIllegalReferencesInConstraint(typeParameter) {
|
|
var typeParameterSymbol;
|
|
function check(n) {
|
|
if (n.kind === 135 /* TypeReference */ && n.typeName.kind === 64 /* Identifier */) {
|
|
var links = getNodeLinks(n);
|
|
if (links.isIllegalTypeReferenceInConstraint === undefined) {
|
|
var symbol = resolveName(typeParameter, n.typeName.text, 793056 /* Type */, undefined, undefined);
|
|
if (symbol && (symbol.flags & 262144 /* TypeParameter */)) {
|
|
links.isIllegalTypeReferenceInConstraint = ts.forEach(symbol.declarations, function (d) { return d.parent == typeParameter.parent; });
|
|
}
|
|
}
|
|
if (links.isIllegalTypeReferenceInConstraint) {
|
|
error(typeParameter, ts.Diagnostics.Constraint_of_a_type_parameter_cannot_reference_any_type_parameter_from_the_same_type_parameter_list);
|
|
}
|
|
}
|
|
ts.forEachChild(n, check);
|
|
}
|
|
if (typeParameter.constraint) {
|
|
typeParameterSymbol = getSymbolOfNode(typeParameter);
|
|
check(typeParameter.constraint);
|
|
}
|
|
}
|
|
function getTypeFromTypeReferenceNode(node) {
|
|
var links = getNodeLinks(node);
|
|
if (!links.resolvedType) {
|
|
var symbol = resolveEntityName(node, node.typeName, 793056 /* Type */);
|
|
if (symbol) {
|
|
var type;
|
|
if ((symbol.flags & 262144 /* TypeParameter */) && isTypeParameterReferenceIllegalInConstraint(node, symbol)) {
|
|
type = unknownType;
|
|
}
|
|
else {
|
|
type = getDeclaredTypeOfSymbol(symbol);
|
|
if (type.flags & (1024 /* Class */ | 2048 /* Interface */) && type.flags & 4096 /* Reference */) {
|
|
var typeParameters = type.typeParameters;
|
|
if (node.typeArguments && node.typeArguments.length === typeParameters.length) {
|
|
type = createTypeReference(type, ts.map(node.typeArguments, getTypeFromTypeNode));
|
|
}
|
|
else {
|
|
error(node, ts.Diagnostics.Generic_type_0_requires_1_type_argument_s, typeToString(type, undefined, 1 /* WriteArrayAsGenericType */), typeParameters.length);
|
|
type = undefined;
|
|
}
|
|
}
|
|
else {
|
|
if (node.typeArguments) {
|
|
error(node, ts.Diagnostics.Type_0_is_not_generic, typeToString(type));
|
|
type = undefined;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
links.resolvedType = type || unknownType;
|
|
}
|
|
return links.resolvedType;
|
|
}
|
|
function getTypeFromTypeQueryNode(node) {
|
|
var links = getNodeLinks(node);
|
|
if (!links.resolvedType) {
|
|
links.resolvedType = getWidenedType(checkExpressionOrQualifiedName(node.exprName));
|
|
}
|
|
return links.resolvedType;
|
|
}
|
|
function getTypeOfGlobalSymbol(symbol, arity) {
|
|
function getTypeDeclaration(symbol) {
|
|
var declarations = symbol.declarations;
|
|
for (var i = 0; i < declarations.length; i++) {
|
|
var declaration = declarations[i];
|
|
switch (declaration.kind) {
|
|
case 191 /* ClassDeclaration */:
|
|
case 192 /* InterfaceDeclaration */:
|
|
case 194 /* EnumDeclaration */:
|
|
return declaration;
|
|
}
|
|
}
|
|
}
|
|
if (!symbol) {
|
|
return emptyObjectType;
|
|
}
|
|
var type = getDeclaredTypeOfSymbol(symbol);
|
|
if (!(type.flags & 48128 /* ObjectType */)) {
|
|
error(getTypeDeclaration(symbol), ts.Diagnostics.Global_type_0_must_be_a_class_or_interface_type, symbol.name);
|
|
return emptyObjectType;
|
|
}
|
|
if ((type.typeParameters ? type.typeParameters.length : 0) !== arity) {
|
|
error(getTypeDeclaration(symbol), ts.Diagnostics.Global_type_0_must_have_1_type_parameter_s, symbol.name, arity);
|
|
return emptyObjectType;
|
|
}
|
|
return type;
|
|
}
|
|
function getGlobalSymbol(name) {
|
|
return resolveName(undefined, name, 793056 /* Type */, ts.Diagnostics.Cannot_find_global_type_0, name);
|
|
}
|
|
function getGlobalType(name) {
|
|
return getTypeOfGlobalSymbol(getGlobalSymbol(name), 0);
|
|
}
|
|
function createArrayType(elementType) {
|
|
var arrayType = globalArrayType || getDeclaredTypeOfSymbol(globalArraySymbol);
|
|
return arrayType !== emptyObjectType ? createTypeReference(arrayType, [elementType]) : emptyObjectType;
|
|
}
|
|
function getTypeFromArrayTypeNode(node) {
|
|
var links = getNodeLinks(node);
|
|
if (!links.resolvedType) {
|
|
links.resolvedType = createArrayType(getTypeFromTypeNode(node.elementType));
|
|
}
|
|
return links.resolvedType;
|
|
}
|
|
function createTupleType(elementTypes) {
|
|
var id = getTypeListId(elementTypes);
|
|
var type = tupleTypes[id];
|
|
if (!type) {
|
|
type = tupleTypes[id] = createObjectType(8192 /* Tuple */);
|
|
type.elementTypes = elementTypes;
|
|
}
|
|
return type;
|
|
}
|
|
function getTypeFromTupleTypeNode(node) {
|
|
var links = getNodeLinks(node);
|
|
if (!links.resolvedType) {
|
|
links.resolvedType = createTupleType(ts.map(node.elementTypes, getTypeFromTypeNode));
|
|
}
|
|
return links.resolvedType;
|
|
}
|
|
function addTypeToSortedSet(sortedSet, type) {
|
|
if (type.flags & 16384 /* Union */) {
|
|
addTypesToSortedSet(sortedSet, type.types);
|
|
}
|
|
else {
|
|
var i = 0;
|
|
var id = type.id;
|
|
while (i < sortedSet.length && sortedSet[i].id < id) {
|
|
i++;
|
|
}
|
|
if (i === sortedSet.length || sortedSet[i].id !== id) {
|
|
sortedSet.splice(i, 0, type);
|
|
}
|
|
}
|
|
}
|
|
function addTypesToSortedSet(sortedTypes, types) {
|
|
for (var i = 0, len = types.length; i < len; i++) {
|
|
addTypeToSortedSet(sortedTypes, types[i]);
|
|
}
|
|
}
|
|
function isSubtypeOfAny(candidate, types) {
|
|
for (var i = 0, len = types.length; i < len; i++) {
|
|
if (candidate !== types[i] && isTypeSubtypeOf(candidate, types[i])) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
function removeSubtypes(types) {
|
|
var i = types.length;
|
|
while (i > 0) {
|
|
i--;
|
|
if (isSubtypeOfAny(types[i], types)) {
|
|
types.splice(i, 1);
|
|
}
|
|
}
|
|
}
|
|
function containsAnyType(types) {
|
|
for (var i = 0; i < types.length; i++) {
|
|
if (types[i].flags & 1 /* Any */) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
function removeAllButLast(types, typeToRemove) {
|
|
var i = types.length;
|
|
while (i > 0 && types.length > 1) {
|
|
i--;
|
|
if (types[i] === typeToRemove) {
|
|
types.splice(i, 1);
|
|
}
|
|
}
|
|
}
|
|
function getUnionType(types, noSubtypeReduction) {
|
|
if (types.length === 0) {
|
|
return emptyObjectType;
|
|
}
|
|
var sortedTypes = [];
|
|
addTypesToSortedSet(sortedTypes, types);
|
|
if (noSubtypeReduction) {
|
|
if (containsAnyType(sortedTypes)) {
|
|
return anyType;
|
|
}
|
|
removeAllButLast(sortedTypes, undefinedType);
|
|
removeAllButLast(sortedTypes, nullType);
|
|
}
|
|
else {
|
|
removeSubtypes(sortedTypes);
|
|
}
|
|
if (sortedTypes.length === 1) {
|
|
return sortedTypes[0];
|
|
}
|
|
var id = getTypeListId(sortedTypes);
|
|
var type = unionTypes[id];
|
|
if (!type) {
|
|
type = unionTypes[id] = createObjectType(16384 /* Union */ | getUnwidenedFlagOfTypes(sortedTypes));
|
|
type.types = sortedTypes;
|
|
}
|
|
return type;
|
|
}
|
|
function getTypeFromUnionTypeNode(node) {
|
|
var links = getNodeLinks(node);
|
|
if (!links.resolvedType) {
|
|
links.resolvedType = getUnionType(ts.map(node.types, getTypeFromTypeNode), true);
|
|
}
|
|
return links.resolvedType;
|
|
}
|
|
function getTypeFromTypeLiteralOrFunctionOrConstructorTypeNode(node) {
|
|
var links = getNodeLinks(node);
|
|
if (!links.resolvedType) {
|
|
links.resolvedType = createObjectType(32768 /* Anonymous */, node.symbol);
|
|
}
|
|
return links.resolvedType;
|
|
}
|
|
function getStringLiteralType(node) {
|
|
if (ts.hasProperty(stringLiteralTypes, node.text)) {
|
|
return stringLiteralTypes[node.text];
|
|
}
|
|
var type = stringLiteralTypes[node.text] = createType(256 /* StringLiteral */);
|
|
type.text = ts.getTextOfNode(node);
|
|
return type;
|
|
}
|
|
function getTypeFromStringLiteral(node) {
|
|
var links = getNodeLinks(node);
|
|
if (!links.resolvedType) {
|
|
links.resolvedType = getStringLiteralType(node);
|
|
}
|
|
return links.resolvedType;
|
|
}
|
|
function getTypeFromTypeNode(node) {
|
|
switch (node.kind) {
|
|
case 110 /* AnyKeyword */:
|
|
return anyType;
|
|
case 119 /* StringKeyword */:
|
|
return stringType;
|
|
case 117 /* NumberKeyword */:
|
|
return numberType;
|
|
case 111 /* BooleanKeyword */:
|
|
return booleanType;
|
|
case 98 /* VoidKeyword */:
|
|
return voidType;
|
|
case 8 /* StringLiteral */:
|
|
return getTypeFromStringLiteral(node);
|
|
case 135 /* TypeReference */:
|
|
return getTypeFromTypeReferenceNode(node);
|
|
case 138 /* TypeQuery */:
|
|
return getTypeFromTypeQueryNode(node);
|
|
case 140 /* ArrayType */:
|
|
return getTypeFromArrayTypeNode(node);
|
|
case 141 /* TupleType */:
|
|
return getTypeFromTupleTypeNode(node);
|
|
case 142 /* UnionType */:
|
|
return getTypeFromUnionTypeNode(node);
|
|
case 143 /* ParenthesizedType */:
|
|
return getTypeFromTypeNode(node.type);
|
|
case 136 /* FunctionType */:
|
|
case 137 /* ConstructorType */:
|
|
case 139 /* TypeLiteral */:
|
|
return getTypeFromTypeLiteralOrFunctionOrConstructorTypeNode(node);
|
|
case 64 /* Identifier */:
|
|
case 121 /* QualifiedName */:
|
|
var symbol = getSymbolInfo(node);
|
|
return symbol && getDeclaredTypeOfSymbol(symbol);
|
|
default:
|
|
return unknownType;
|
|
}
|
|
}
|
|
function instantiateList(items, mapper, instantiator) {
|
|
if (items && items.length) {
|
|
var result = [];
|
|
for (var i = 0; i < items.length; i++) {
|
|
result.push(instantiator(items[i], mapper));
|
|
}
|
|
return result;
|
|
}
|
|
return items;
|
|
}
|
|
function createUnaryTypeMapper(source, target) {
|
|
return function (t) { return t === source ? target : t; };
|
|
}
|
|
function createBinaryTypeMapper(source1, target1, source2, target2) {
|
|
return function (t) { return t === source1 ? target1 : t === source2 ? target2 : t; };
|
|
}
|
|
function createTypeMapper(sources, targets) {
|
|
switch (sources.length) {
|
|
case 1: return createUnaryTypeMapper(sources[0], targets[0]);
|
|
case 2: return createBinaryTypeMapper(sources[0], targets[0], sources[1], targets[1]);
|
|
}
|
|
return function (t) {
|
|
for (var i = 0; i < sources.length; i++) {
|
|
if (t === sources[i])
|
|
return targets[i];
|
|
}
|
|
return t;
|
|
};
|
|
}
|
|
function createUnaryTypeEraser(source) {
|
|
return function (t) { return t === source ? anyType : t; };
|
|
}
|
|
function createBinaryTypeEraser(source1, source2) {
|
|
return function (t) { return t === source1 || t === source2 ? anyType : t; };
|
|
}
|
|
function createTypeEraser(sources) {
|
|
switch (sources.length) {
|
|
case 1: return createUnaryTypeEraser(sources[0]);
|
|
case 2: return createBinaryTypeEraser(sources[0], sources[1]);
|
|
}
|
|
return function (t) {
|
|
for (var i = 0; i < sources.length; i++) {
|
|
if (t === sources[i])
|
|
return anyType;
|
|
}
|
|
return t;
|
|
};
|
|
}
|
|
function createInferenceMapper(context) {
|
|
return function (t) {
|
|
for (var i = 0; i < context.typeParameters.length; i++) {
|
|
if (t === context.typeParameters[i]) {
|
|
return getInferredType(context, i);
|
|
}
|
|
}
|
|
return t;
|
|
};
|
|
}
|
|
function identityMapper(type) {
|
|
return type;
|
|
}
|
|
function combineTypeMappers(mapper1, mapper2) {
|
|
return function (t) { return mapper2(mapper1(t)); };
|
|
}
|
|
function instantiateTypeParameter(typeParameter, mapper) {
|
|
var result = createType(512 /* TypeParameter */);
|
|
result.symbol = typeParameter.symbol;
|
|
if (typeParameter.constraint) {
|
|
result.constraint = instantiateType(typeParameter.constraint, mapper);
|
|
}
|
|
else {
|
|
result.target = typeParameter;
|
|
result.mapper = mapper;
|
|
}
|
|
return result;
|
|
}
|
|
function instantiateSignature(signature, mapper, eraseTypeParameters) {
|
|
if (signature.typeParameters && !eraseTypeParameters) {
|
|
var freshTypeParameters = instantiateList(signature.typeParameters, mapper, instantiateTypeParameter);
|
|
mapper = combineTypeMappers(createTypeMapper(signature.typeParameters, freshTypeParameters), mapper);
|
|
}
|
|
var result = createSignature(signature.declaration, freshTypeParameters, instantiateList(signature.parameters, mapper, instantiateSymbol), signature.resolvedReturnType ? instantiateType(signature.resolvedReturnType, mapper) : undefined, signature.minArgumentCount, signature.hasRestParameter, signature.hasStringLiterals);
|
|
result.target = signature;
|
|
result.mapper = mapper;
|
|
return result;
|
|
}
|
|
function instantiateSymbol(symbol, mapper) {
|
|
if (symbol.flags & 16777216 /* Instantiated */) {
|
|
var links = getSymbolLinks(symbol);
|
|
symbol = links.target;
|
|
mapper = combineTypeMappers(links.mapper, mapper);
|
|
}
|
|
var result = createSymbol(16777216 /* Instantiated */ | 67108864 /* Transient */ | symbol.flags, symbol.name);
|
|
result.declarations = symbol.declarations;
|
|
result.parent = symbol.parent;
|
|
result.target = symbol;
|
|
result.mapper = mapper;
|
|
if (symbol.valueDeclaration) {
|
|
result.valueDeclaration = symbol.valueDeclaration;
|
|
}
|
|
return result;
|
|
}
|
|
function instantiateAnonymousType(type, mapper) {
|
|
var result = createObjectType(32768 /* Anonymous */, type.symbol);
|
|
result.properties = instantiateList(getPropertiesOfObjectType(type), mapper, instantiateSymbol);
|
|
result.members = createSymbolTable(result.properties);
|
|
result.callSignatures = instantiateList(getSignaturesOfType(type, 0 /* Call */), mapper, instantiateSignature);
|
|
result.constructSignatures = instantiateList(getSignaturesOfType(type, 1 /* Construct */), mapper, instantiateSignature);
|
|
var stringIndexType = getIndexTypeOfType(type, 0 /* String */);
|
|
var numberIndexType = getIndexTypeOfType(type, 1 /* Number */);
|
|
if (stringIndexType)
|
|
result.stringIndexType = instantiateType(stringIndexType, mapper);
|
|
if (numberIndexType)
|
|
result.numberIndexType = instantiateType(numberIndexType, mapper);
|
|
return result;
|
|
}
|
|
function instantiateType(type, mapper) {
|
|
if (mapper !== identityMapper) {
|
|
if (type.flags & 512 /* TypeParameter */) {
|
|
return mapper(type);
|
|
}
|
|
if (type.flags & 32768 /* Anonymous */) {
|
|
return type.symbol && type.symbol.flags & (16 /* Function */ | 8192 /* Method */ | 2048 /* TypeLiteral */ | 4096 /* ObjectLiteral */) ? instantiateAnonymousType(type, mapper) : type;
|
|
}
|
|
if (type.flags & 4096 /* Reference */) {
|
|
return createTypeReference(type.target, instantiateList(type.typeArguments, mapper, instantiateType));
|
|
}
|
|
if (type.flags & 8192 /* Tuple */) {
|
|
return createTupleType(instantiateList(type.elementTypes, mapper, instantiateType));
|
|
}
|
|
if (type.flags & 16384 /* Union */) {
|
|
return getUnionType(instantiateList(type.types, mapper, instantiateType), true);
|
|
}
|
|
}
|
|
return type;
|
|
}
|
|
function isContextSensitive(node) {
|
|
ts.Debug.assert(node.kind !== 128 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node));
|
|
switch (node.kind) {
|
|
case 156 /* FunctionExpression */:
|
|
case 157 /* ArrowFunction */:
|
|
return isContextSensitiveFunctionLikeDeclaration(node);
|
|
case 148 /* ObjectLiteralExpression */:
|
|
return ts.forEach(node.properties, isContextSensitive);
|
|
case 147 /* ArrayLiteralExpression */:
|
|
return ts.forEach(node.elements, isContextSensitive);
|
|
case 164 /* ConditionalExpression */:
|
|
return isContextSensitive(node.whenTrue) || isContextSensitive(node.whenFalse);
|
|
case 163 /* BinaryExpression */:
|
|
return node.operator === 49 /* BarBarToken */ && (isContextSensitive(node.left) || isContextSensitive(node.right));
|
|
case 204 /* PropertyAssignment */:
|
|
return isContextSensitive(node.initializer);
|
|
case 128 /* MethodDeclaration */:
|
|
case 127 /* MethodSignature */:
|
|
return isContextSensitiveFunctionLikeDeclaration(node);
|
|
}
|
|
return false;
|
|
}
|
|
function isContextSensitiveFunctionLikeDeclaration(node) {
|
|
return !node.typeParameters && !ts.forEach(node.parameters, function (p) { return p.type; });
|
|
}
|
|
function getTypeWithoutConstructors(type) {
|
|
if (type.flags & 48128 /* ObjectType */) {
|
|
var resolved = resolveObjectOrUnionTypeMembers(type);
|
|
if (resolved.constructSignatures.length) {
|
|
var result = createObjectType(32768 /* Anonymous */, type.symbol);
|
|
result.members = resolved.members;
|
|
result.properties = resolved.properties;
|
|
result.callSignatures = resolved.callSignatures;
|
|
result.constructSignatures = emptyArray;
|
|
type = result;
|
|
}
|
|
}
|
|
return type;
|
|
}
|
|
var subtypeRelation = {};
|
|
var assignableRelation = {};
|
|
var identityRelation = {};
|
|
function isTypeIdenticalTo(source, target) {
|
|
return checkTypeRelatedTo(source, target, identityRelation, undefined);
|
|
}
|
|
function compareTypes(source, target) {
|
|
return checkTypeRelatedTo(source, target, identityRelation, undefined) ? -1 /* True */ : 0 /* False */;
|
|
}
|
|
function isTypeSubtypeOf(source, target) {
|
|
return checkTypeSubtypeOf(source, target, undefined);
|
|
}
|
|
function isTypeAssignableTo(source, target) {
|
|
return checkTypeAssignableTo(source, target, undefined);
|
|
}
|
|
function checkTypeSubtypeOf(source, target, errorNode, headMessage, containingMessageChain) {
|
|
return checkTypeRelatedTo(source, target, subtypeRelation, errorNode, headMessage, containingMessageChain);
|
|
}
|
|
function checkTypeAssignableTo(source, target, errorNode, headMessage) {
|
|
return checkTypeRelatedTo(source, target, assignableRelation, errorNode, headMessage);
|
|
}
|
|
function isSignatureAssignableTo(source, target) {
|
|
var sourceType = getOrCreateTypeFromSignature(source);
|
|
var targetType = getOrCreateTypeFromSignature(target);
|
|
return checkTypeRelatedTo(sourceType, targetType, assignableRelation, undefined);
|
|
}
|
|
function checkTypeRelatedTo(source, target, relation, errorNode, headMessage, containingMessageChain) {
|
|
var errorInfo;
|
|
var sourceStack;
|
|
var targetStack;
|
|
var maybeStack;
|
|
var expandingFlags;
|
|
var depth = 0;
|
|
var overflow = false;
|
|
ts.Debug.assert(relation !== identityRelation || !errorNode, "no error reporting in identity checking");
|
|
var result = isRelatedTo(source, target, errorNode !== undefined, headMessage);
|
|
if (overflow) {
|
|
error(errorNode, ts.Diagnostics.Excessive_stack_depth_comparing_types_0_and_1, typeToString(source), typeToString(target));
|
|
}
|
|
else if (errorInfo) {
|
|
if (containingMessageChain) {
|
|
errorInfo = ts.concatenateDiagnosticMessageChains(containingMessageChain, errorInfo);
|
|
}
|
|
addDiagnostic(ts.createDiagnosticForNodeFromMessageChain(errorNode, errorInfo, program.getCompilerHost().getNewLine()));
|
|
}
|
|
return result !== 0 /* False */;
|
|
function reportError(message, arg0, arg1, arg2) {
|
|
errorInfo = ts.chainDiagnosticMessages(errorInfo, message, arg0, arg1, arg2);
|
|
}
|
|
function isRelatedTo(source, target, reportErrors, headMessage) {
|
|
var result;
|
|
if (source === target)
|
|
return -1 /* True */;
|
|
if (relation !== identityRelation) {
|
|
if (target.flags & 1 /* Any */)
|
|
return -1 /* True */;
|
|
if (source === undefinedType)
|
|
return -1 /* True */;
|
|
if (source === nullType && target !== undefinedType)
|
|
return -1 /* True */;
|
|
if (source.flags & 128 /* Enum */ && target === numberType)
|
|
return -1 /* True */;
|
|
if (source.flags & 256 /* StringLiteral */ && target === stringType)
|
|
return -1 /* True */;
|
|
if (relation === assignableRelation) {
|
|
if (source.flags & 1 /* Any */)
|
|
return -1 /* True */;
|
|
if (source === numberType && target.flags & 128 /* Enum */)
|
|
return -1 /* True */;
|
|
}
|
|
}
|
|
if (source.flags & 16384 /* Union */ || target.flags & 16384 /* Union */) {
|
|
if (relation === identityRelation) {
|
|
if (source.flags & 16384 /* Union */ && target.flags & 16384 /* Union */) {
|
|
if (result = unionTypeRelatedToUnionType(source, target)) {
|
|
if (result &= unionTypeRelatedToUnionType(target, source)) {
|
|
return result;
|
|
}
|
|
}
|
|
}
|
|
else if (source.flags & 16384 /* Union */) {
|
|
if (result = unionTypeRelatedToType(source, target, reportErrors)) {
|
|
return result;
|
|
}
|
|
}
|
|
else {
|
|
if (result = unionTypeRelatedToType(target, source, reportErrors)) {
|
|
return result;
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
if (source.flags & 16384 /* Union */) {
|
|
if (result = unionTypeRelatedToType(source, target, reportErrors)) {
|
|
return result;
|
|
}
|
|
}
|
|
else {
|
|
if (result = typeRelatedToUnionType(source, target, reportErrors)) {
|
|
return result;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else if (source.flags & 512 /* TypeParameter */ && target.flags & 512 /* TypeParameter */) {
|
|
if (result = typeParameterRelatedTo(source, target, reportErrors)) {
|
|
return result;
|
|
}
|
|
}
|
|
else {
|
|
var saveErrorInfo = errorInfo;
|
|
if (source.flags & 4096 /* Reference */ && target.flags & 4096 /* Reference */ && source.target === target.target) {
|
|
if (result = typesRelatedTo(source.typeArguments, target.typeArguments, reportErrors)) {
|
|
return result;
|
|
}
|
|
}
|
|
var reportStructuralErrors = reportErrors && errorInfo === saveErrorInfo;
|
|
var sourceOrApparentType = relation === identityRelation ? source : getApparentType(source);
|
|
if (sourceOrApparentType.flags & 48128 /* ObjectType */ && target.flags & 48128 /* ObjectType */ && (result = objectTypeRelatedTo(sourceOrApparentType, target, reportStructuralErrors))) {
|
|
errorInfo = saveErrorInfo;
|
|
return result;
|
|
}
|
|
}
|
|
if (reportErrors) {
|
|
headMessage = headMessage || ts.Diagnostics.Type_0_is_not_assignable_to_type_1;
|
|
reportError(headMessage, typeToString(source), typeToString(target));
|
|
}
|
|
return 0 /* False */;
|
|
}
|
|
function unionTypeRelatedToUnionType(source, target) {
|
|
var result = -1 /* True */;
|
|
var sourceTypes = source.types;
|
|
for (var i = 0, len = sourceTypes.length; i < len; i++) {
|
|
var related = typeRelatedToUnionType(sourceTypes[i], target, false);
|
|
if (!related) {
|
|
return 0 /* False */;
|
|
}
|
|
result &= related;
|
|
}
|
|
return result;
|
|
}
|
|
function typeRelatedToUnionType(source, target, reportErrors) {
|
|
var targetTypes = target.types;
|
|
for (var i = 0, len = targetTypes.length; i < len; i++) {
|
|
var related = isRelatedTo(source, targetTypes[i], reportErrors && i === len - 1);
|
|
if (related) {
|
|
return related;
|
|
}
|
|
}
|
|
return 0 /* False */;
|
|
}
|
|
function unionTypeRelatedToType(source, target, reportErrors) {
|
|
var result = -1 /* True */;
|
|
var sourceTypes = source.types;
|
|
for (var i = 0, len = sourceTypes.length; i < len; i++) {
|
|
var related = isRelatedTo(sourceTypes[i], target, reportErrors);
|
|
if (!related) {
|
|
return 0 /* False */;
|
|
}
|
|
result &= related;
|
|
}
|
|
return result;
|
|
}
|
|
function typesRelatedTo(sources, targets, reportErrors) {
|
|
var result = -1 /* True */;
|
|
for (var i = 0, len = sources.length; i < len; i++) {
|
|
var related = isRelatedTo(sources[i], targets[i], reportErrors);
|
|
if (!related) {
|
|
return 0 /* False */;
|
|
}
|
|
result &= related;
|
|
}
|
|
return result;
|
|
}
|
|
function typeParameterRelatedTo(source, target, reportErrors) {
|
|
if (relation === identityRelation) {
|
|
if (source.symbol.name !== target.symbol.name) {
|
|
return 0 /* False */;
|
|
}
|
|
if (source.constraint === target.constraint) {
|
|
return -1 /* True */;
|
|
}
|
|
if (source.constraint === noConstraintType || target.constraint === noConstraintType) {
|
|
return 0 /* False */;
|
|
}
|
|
return isRelatedTo(source.constraint, target.constraint, reportErrors);
|
|
}
|
|
else {
|
|
while (true) {
|
|
var constraint = getConstraintOfTypeParameter(source);
|
|
if (constraint === target)
|
|
return -1 /* True */;
|
|
if (!(constraint && constraint.flags & 512 /* TypeParameter */))
|
|
break;
|
|
source = constraint;
|
|
}
|
|
return 0 /* False */;
|
|
}
|
|
}
|
|
function objectTypeRelatedTo(source, target, reportErrors) {
|
|
if (overflow) {
|
|
return 0 /* False */;
|
|
}
|
|
var id = relation !== identityRelation || source.id < target.id ? source.id + "," + target.id : target.id + "," + source.id;
|
|
var related = relation[id];
|
|
if (related !== undefined) {
|
|
return related ? -1 /* True */ : 0 /* False */;
|
|
}
|
|
if (depth > 0) {
|
|
for (var i = 0; i < depth; i++) {
|
|
if (maybeStack[i][id]) {
|
|
return 1 /* Maybe */;
|
|
}
|
|
}
|
|
if (depth === 100) {
|
|
overflow = true;
|
|
return 0 /* False */;
|
|
}
|
|
}
|
|
else {
|
|
sourceStack = [];
|
|
targetStack = [];
|
|
maybeStack = [];
|
|
expandingFlags = 0;
|
|
}
|
|
sourceStack[depth] = source;
|
|
targetStack[depth] = target;
|
|
maybeStack[depth] = {};
|
|
maybeStack[depth][id] = true;
|
|
depth++;
|
|
var saveExpandingFlags = expandingFlags;
|
|
if (!(expandingFlags & 1) && isDeeplyNestedGeneric(source, sourceStack))
|
|
expandingFlags |= 1;
|
|
if (!(expandingFlags & 2) && isDeeplyNestedGeneric(target, targetStack))
|
|
expandingFlags |= 2;
|
|
if (expandingFlags === 3) {
|
|
var result = 1 /* Maybe */;
|
|
}
|
|
else {
|
|
var result = propertiesRelatedTo(source, target, reportErrors);
|
|
if (result) {
|
|
result &= signaturesRelatedTo(source, target, 0 /* Call */, reportErrors);
|
|
if (result) {
|
|
result &= signaturesRelatedTo(source, target, 1 /* Construct */, reportErrors);
|
|
if (result) {
|
|
result &= stringIndexTypesRelatedTo(source, target, reportErrors);
|
|
if (result) {
|
|
result &= numberIndexTypesRelatedTo(source, target, reportErrors);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
expandingFlags = saveExpandingFlags;
|
|
depth--;
|
|
if (result) {
|
|
var maybeCache = maybeStack[depth];
|
|
var destinationCache = result === -1 /* True */ || depth === 0 ? relation : maybeStack[depth - 1];
|
|
for (var p in maybeCache) {
|
|
destinationCache[p] = maybeCache[p];
|
|
}
|
|
}
|
|
else {
|
|
relation[id] = false;
|
|
}
|
|
return result;
|
|
}
|
|
function isDeeplyNestedGeneric(type, stack) {
|
|
if (type.flags & 4096 /* Reference */ && depth >= 10) {
|
|
var target = type.target;
|
|
var count = 0;
|
|
for (var i = 0; i < depth; i++) {
|
|
var t = stack[i];
|
|
if (t.flags & 4096 /* Reference */ && t.target === target) {
|
|
count++;
|
|
if (count >= 10)
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
function propertiesRelatedTo(source, target, reportErrors) {
|
|
if (relation === identityRelation) {
|
|
return propertiesIdenticalTo(source, target);
|
|
}
|
|
var result = -1 /* True */;
|
|
var properties = getPropertiesOfObjectType(target);
|
|
for (var i = 0; i < properties.length; i++) {
|
|
var targetProp = properties[i];
|
|
var sourceProp = getPropertyOfType(source, targetProp.name);
|
|
if (sourceProp !== targetProp) {
|
|
if (!sourceProp) {
|
|
if (relation === subtypeRelation || !(targetProp.flags & 536870912 /* Optional */)) {
|
|
if (reportErrors) {
|
|
reportError(ts.Diagnostics.Property_0_is_missing_in_type_1, symbolToString(targetProp), typeToString(source));
|
|
}
|
|
return 0 /* False */;
|
|
}
|
|
}
|
|
else if (!(targetProp.flags & 134217728 /* Prototype */)) {
|
|
var sourceFlags = getDeclarationFlagsFromSymbol(sourceProp);
|
|
var targetFlags = getDeclarationFlagsFromSymbol(targetProp);
|
|
if (sourceFlags & 32 /* Private */ || targetFlags & 32 /* Private */) {
|
|
if (sourceProp.valueDeclaration !== targetProp.valueDeclaration) {
|
|
if (reportErrors) {
|
|
if (sourceFlags & 32 /* Private */ && targetFlags & 32 /* Private */) {
|
|
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(sourceFlags & 32 /* Private */ ? source : target), typeToString(sourceFlags & 32 /* Private */ ? target : source));
|
|
}
|
|
}
|
|
return 0 /* False */;
|
|
}
|
|
}
|
|
else if (targetFlags & 64 /* Protected */) {
|
|
var sourceDeclaredInClass = sourceProp.parent && sourceProp.parent.flags & 32 /* Class */;
|
|
var sourceClass = sourceDeclaredInClass ? getDeclaredTypeOfSymbol(sourceProp.parent) : undefined;
|
|
var targetClass = getDeclaredTypeOfSymbol(targetProp.parent);
|
|
if (!sourceClass || !hasBaseType(sourceClass, targetClass)) {
|
|
if (reportErrors) {
|
|
reportError(ts.Diagnostics.Property_0_is_protected_but_type_1_is_not_a_class_derived_from_2, symbolToString(targetProp), typeToString(sourceClass || source), typeToString(targetClass));
|
|
}
|
|
return 0 /* False */;
|
|
}
|
|
}
|
|
else if (sourceFlags & 64 /* Protected */) {
|
|
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 /* False */;
|
|
}
|
|
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 /* False */;
|
|
}
|
|
result &= related;
|
|
if (sourceProp.flags & 536870912 /* Optional */ && !(targetProp.flags & 536870912 /* Optional */)) {
|
|
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 /* False */;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
function propertiesIdenticalTo(source, target) {
|
|
var sourceProperties = getPropertiesOfObjectType(source);
|
|
var targetProperties = getPropertiesOfObjectType(target);
|
|
if (sourceProperties.length !== targetProperties.length) {
|
|
return 0 /* False */;
|
|
}
|
|
var result = -1 /* True */;
|
|
for (var i = 0, len = sourceProperties.length; i < len; ++i) {
|
|
var sourceProp = sourceProperties[i];
|
|
var targetProp = getPropertyOfObjectType(target, sourceProp.name);
|
|
if (!targetProp) {
|
|
return 0 /* False */;
|
|
}
|
|
var related = compareProperties(sourceProp, targetProp, isRelatedTo);
|
|
if (!related) {
|
|
return 0 /* False */;
|
|
}
|
|
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 /* True */;
|
|
}
|
|
var sourceSignatures = getSignaturesOfType(source, kind);
|
|
var targetSignatures = getSignaturesOfType(target, kind);
|
|
var result = -1 /* True */;
|
|
var saveErrorInfo = errorInfo;
|
|
outer: for (var i = 0; i < targetSignatures.length; i++) {
|
|
var t = targetSignatures[i];
|
|
if (!t.hasStringLiterals || target.flags & 65536 /* FromSignature */) {
|
|
var localErrors = reportErrors;
|
|
for (var j = 0; j < sourceSignatures.length; j++) {
|
|
var s = sourceSignatures[j];
|
|
if (!s.hasStringLiterals || source.flags & 65536 /* FromSignature */) {
|
|
var related = signatureRelatedTo(s, t, localErrors);
|
|
if (related) {
|
|
result &= related;
|
|
errorInfo = saveErrorInfo;
|
|
continue outer;
|
|
}
|
|
localErrors = false;
|
|
}
|
|
}
|
|
return 0 /* False */;
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
function signatureRelatedTo(source, target, reportErrors) {
|
|
if (source === target) {
|
|
return -1 /* True */;
|
|
}
|
|
if (!target.hasRestParameter && source.minArgumentCount > target.parameters.length) {
|
|
return 0 /* False */;
|
|
}
|
|
var sourceMax = source.parameters.length;
|
|
var targetMax = target.parameters.length;
|
|
var checkCount;
|
|
if (source.hasRestParameter && target.hasRestParameter) {
|
|
checkCount = sourceMax > targetMax ? sourceMax : targetMax;
|
|
sourceMax--;
|
|
targetMax--;
|
|
}
|
|
else if (source.hasRestParameter) {
|
|
sourceMax--;
|
|
checkCount = targetMax;
|
|
}
|
|
else if (target.hasRestParameter) {
|
|
targetMax--;
|
|
checkCount = sourceMax;
|
|
}
|
|
else {
|
|
checkCount = sourceMax < targetMax ? sourceMax : targetMax;
|
|
}
|
|
source = getErasedSignature(source);
|
|
target = getErasedSignature(target);
|
|
var result = -1 /* True */;
|
|
for (var i = 0; i < checkCount; i++) {
|
|
var s = i < sourceMax ? getTypeOfSymbol(source.parameters[i]) : getRestTypeOfSignature(source);
|
|
var t = i < targetMax ? getTypeOfSymbol(target.parameters[i]) : getRestTypeOfSignature(target);
|
|
var saveErrorInfo = errorInfo;
|
|
var related = isRelatedTo(s, t, reportErrors);
|
|
if (!related) {
|
|
related = isRelatedTo(t, s, false);
|
|
if (!related) {
|
|
if (reportErrors) {
|
|
reportError(ts.Diagnostics.Types_of_parameters_0_and_1_are_incompatible, source.parameters[i < sourceMax ? i : sourceMax].name, target.parameters[i < targetMax ? i : targetMax].name);
|
|
}
|
|
return 0 /* False */;
|
|
}
|
|
errorInfo = saveErrorInfo;
|
|
}
|
|
result &= related;
|
|
}
|
|
var t = getReturnTypeOfSignature(target);
|
|
if (t === voidType)
|
|
return result;
|
|
var s = getReturnTypeOfSignature(source);
|
|
return result & isRelatedTo(s, t, reportErrors);
|
|
}
|
|
function signaturesIdenticalTo(source, target, kind) {
|
|
var sourceSignatures = getSignaturesOfType(source, kind);
|
|
var targetSignatures = getSignaturesOfType(target, kind);
|
|
if (sourceSignatures.length !== targetSignatures.length) {
|
|
return 0 /* False */;
|
|
}
|
|
var result = -1 /* True */;
|
|
for (var i = 0, len = sourceSignatures.length; i < len; ++i) {
|
|
var related = compareSignatures(sourceSignatures[i], targetSignatures[i], true, isRelatedTo);
|
|
if (!related) {
|
|
return 0 /* False */;
|
|
}
|
|
result &= related;
|
|
}
|
|
return result;
|
|
}
|
|
function stringIndexTypesRelatedTo(source, target, reportErrors) {
|
|
if (relation === identityRelation) {
|
|
return indexTypesIdenticalTo(0 /* String */, source, target);
|
|
}
|
|
var targetType = getIndexTypeOfType(target, 0 /* String */);
|
|
if (targetType) {
|
|
var sourceType = getIndexTypeOfType(source, 0 /* String */);
|
|
if (!sourceType) {
|
|
if (reportErrors) {
|
|
reportError(ts.Diagnostics.Index_signature_is_missing_in_type_0, typeToString(source));
|
|
}
|
|
return 0 /* False */;
|
|
}
|
|
var related = isRelatedTo(sourceType, targetType, reportErrors);
|
|
if (!related) {
|
|
if (reportErrors) {
|
|
reportError(ts.Diagnostics.Index_signatures_are_incompatible);
|
|
}
|
|
return 0 /* False */;
|
|
}
|
|
return related;
|
|
}
|
|
return -1 /* True */;
|
|
}
|
|
function numberIndexTypesRelatedTo(source, target, reportErrors) {
|
|
if (relation === identityRelation) {
|
|
return indexTypesIdenticalTo(1 /* Number */, source, target);
|
|
}
|
|
var targetType = getIndexTypeOfType(target, 1 /* Number */);
|
|
if (targetType) {
|
|
var sourceStringType = getIndexTypeOfType(source, 0 /* String */);
|
|
var sourceNumberType = getIndexTypeOfType(source, 1 /* Number */);
|
|
if (!(sourceStringType || sourceNumberType)) {
|
|
if (reportErrors) {
|
|
reportError(ts.Diagnostics.Index_signature_is_missing_in_type_0, typeToString(source));
|
|
}
|
|
return 0 /* False */;
|
|
}
|
|
if (sourceStringType && sourceNumberType) {
|
|
var related = isRelatedTo(sourceStringType, targetType, false) || isRelatedTo(sourceNumberType, targetType, reportErrors);
|
|
}
|
|
else {
|
|
var related = isRelatedTo(sourceStringType || sourceNumberType, targetType, reportErrors);
|
|
}
|
|
if (!related) {
|
|
if (reportErrors) {
|
|
reportError(ts.Diagnostics.Index_signatures_are_incompatible);
|
|
}
|
|
return 0 /* False */;
|
|
}
|
|
return related;
|
|
}
|
|
return -1 /* True */;
|
|
}
|
|
function indexTypesIdenticalTo(indexKind, source, target) {
|
|
var targetType = getIndexTypeOfType(target, indexKind);
|
|
var sourceType = getIndexTypeOfType(source, indexKind);
|
|
if (!sourceType && !targetType) {
|
|
return -1 /* True */;
|
|
}
|
|
if (sourceType && targetType) {
|
|
return isRelatedTo(sourceType, targetType);
|
|
}
|
|
return 0 /* False */;
|
|
}
|
|
}
|
|
function isPropertyIdenticalTo(sourceProp, targetProp) {
|
|
return compareProperties(sourceProp, targetProp, compareTypes) !== 0 /* False */;
|
|
}
|
|
function compareProperties(sourceProp, targetProp, compareTypes) {
|
|
if (sourceProp === targetProp) {
|
|
return -1 /* True */;
|
|
}
|
|
var sourcePropAccessibility = getDeclarationFlagsFromSymbol(sourceProp) & (32 /* Private */ | 64 /* Protected */);
|
|
var targetPropAccessibility = getDeclarationFlagsFromSymbol(targetProp) & (32 /* Private */ | 64 /* Protected */);
|
|
if (sourcePropAccessibility !== targetPropAccessibility) {
|
|
return 0 /* False */;
|
|
}
|
|
if (sourcePropAccessibility) {
|
|
if (getTargetSymbol(sourceProp) !== getTargetSymbol(targetProp)) {
|
|
return 0 /* False */;
|
|
}
|
|
}
|
|
else {
|
|
if ((sourceProp.flags & 536870912 /* Optional */) !== (targetProp.flags & 536870912 /* Optional */)) {
|
|
return 0 /* False */;
|
|
}
|
|
}
|
|
return compareTypes(getTypeOfSymbol(sourceProp), getTypeOfSymbol(targetProp));
|
|
}
|
|
function compareSignatures(source, target, compareReturnTypes, compareTypes) {
|
|
if (source === target) {
|
|
return -1 /* True */;
|
|
}
|
|
if (source.parameters.length !== target.parameters.length || source.minArgumentCount !== target.minArgumentCount || source.hasRestParameter !== target.hasRestParameter) {
|
|
return 0 /* False */;
|
|
}
|
|
var result = -1 /* True */;
|
|
if (source.typeParameters && target.typeParameters) {
|
|
if (source.typeParameters.length !== target.typeParameters.length) {
|
|
return 0 /* False */;
|
|
}
|
|
for (var i = 0, len = source.typeParameters.length; i < len; ++i) {
|
|
var related = compareTypes(source.typeParameters[i], target.typeParameters[i]);
|
|
if (!related) {
|
|
return 0 /* False */;
|
|
}
|
|
result &= related;
|
|
}
|
|
}
|
|
else if (source.typeParameters || source.typeParameters) {
|
|
return 0 /* False */;
|
|
}
|
|
source = getErasedSignature(source);
|
|
target = getErasedSignature(target);
|
|
for (var i = 0, len = source.parameters.length; i < len; i++) {
|
|
var s = source.hasRestParameter && i === len - 1 ? getRestTypeOfSignature(source) : getTypeOfSymbol(source.parameters[i]);
|
|
var t = target.hasRestParameter && i === len - 1 ? getRestTypeOfSignature(target) : getTypeOfSymbol(target.parameters[i]);
|
|
var related = compareTypes(s, t);
|
|
if (!related) {
|
|
return 0 /* False */;
|
|
}
|
|
result &= related;
|
|
}
|
|
if (compareReturnTypes) {
|
|
result &= compareTypes(getReturnTypeOfSignature(source), getReturnTypeOfSignature(target));
|
|
}
|
|
return result;
|
|
}
|
|
function isSupertypeOfEach(candidate, types) {
|
|
for (var i = 0, len = types.length; i < len; i++) {
|
|
if (candidate !== types[i] && !isTypeSubtypeOf(types[i], candidate))
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
function getCommonSupertype(types) {
|
|
return ts.forEach(types, function (t) { return isSupertypeOfEach(t, types) ? t : undefined; });
|
|
}
|
|
function reportNoCommonSupertypeError(types, errorLocation, errorMessageChainHead) {
|
|
var bestSupertype;
|
|
var bestSupertypeDownfallType;
|
|
var bestSupertypeScore = 0;
|
|
for (var i = 0; i < types.length; i++) {
|
|
var score = 0;
|
|
var downfallType = undefined;
|
|
for (var j = 0; j < types.length; j++) {
|
|
if (isTypeSubtypeOf(types[j], types[i])) {
|
|
score++;
|
|
}
|
|
else if (!downfallType) {
|
|
downfallType = types[j];
|
|
}
|
|
}
|
|
if (score > bestSupertypeScore) {
|
|
bestSupertype = types[i];
|
|
bestSupertypeDownfallType = downfallType;
|
|
bestSupertypeScore = score;
|
|
}
|
|
if (bestSupertypeScore === types.length - 1) {
|
|
break;
|
|
}
|
|
}
|
|
checkTypeSubtypeOf(bestSupertypeDownfallType, bestSupertype, errorLocation, ts.Diagnostics.Type_argument_candidate_1_is_not_a_valid_type_argument_because_it_is_not_a_supertype_of_candidate_0, errorMessageChainHead);
|
|
}
|
|
function isTypeOfObjectLiteral(type) {
|
|
return (type.flags & 32768 /* Anonymous */) && type.symbol && (type.symbol.flags & 4096 /* ObjectLiteral */) ? true : false;
|
|
}
|
|
function isArrayType(type) {
|
|
return type.flags & 4096 /* Reference */ && type.target === globalArrayType;
|
|
}
|
|
function isTupleLikeType(type) {
|
|
return !!getPropertyOfType(type, "0");
|
|
}
|
|
function getWidenedTypeOfObjectLiteral(type) {
|
|
var properties = getPropertiesOfObjectType(type);
|
|
var members = {};
|
|
ts.forEach(properties, function (p) {
|
|
var symbol = createSymbol(p.flags | 67108864 /* Transient */, p.name);
|
|
symbol.declarations = p.declarations;
|
|
symbol.parent = p.parent;
|
|
symbol.type = getWidenedType(getTypeOfSymbol(p));
|
|
symbol.target = p;
|
|
if (p.valueDeclaration)
|
|
symbol.valueDeclaration = p.valueDeclaration;
|
|
members[symbol.name] = symbol;
|
|
});
|
|
var stringIndexType = getIndexTypeOfType(type, 0 /* String */);
|
|
var numberIndexType = getIndexTypeOfType(type, 1 /* Number */);
|
|
if (stringIndexType)
|
|
stringIndexType = getWidenedType(stringIndexType);
|
|
if (numberIndexType)
|
|
numberIndexType = getWidenedType(numberIndexType);
|
|
return createAnonymousType(type.symbol, members, emptyArray, emptyArray, stringIndexType, numberIndexType);
|
|
}
|
|
function getWidenedType(type) {
|
|
if (type.flags & 131072 /* Unwidened */) {
|
|
if (type.flags & (32 /* Undefined */ | 64 /* Null */)) {
|
|
return anyType;
|
|
}
|
|
if (type.flags & 16384 /* Union */) {
|
|
return getUnionType(ts.map(type.types, function (t) { return getWidenedType(t); }));
|
|
}
|
|
if (isTypeOfObjectLiteral(type)) {
|
|
return getWidenedTypeOfObjectLiteral(type);
|
|
}
|
|
if (isArrayType(type)) {
|
|
return createArrayType(getWidenedType(type.typeArguments[0]));
|
|
}
|
|
}
|
|
return type;
|
|
}
|
|
function reportWideningErrorsInType(type) {
|
|
if (type.flags & 16384 /* Union */) {
|
|
var errorReported = false;
|
|
ts.forEach(type.types, function (t) {
|
|
if (reportWideningErrorsInType(t)) {
|
|
errorReported = true;
|
|
}
|
|
});
|
|
return errorReported;
|
|
}
|
|
if (isArrayType(type)) {
|
|
return reportWideningErrorsInType(type.typeArguments[0]);
|
|
}
|
|
if (isTypeOfObjectLiteral(type)) {
|
|
var errorReported = false;
|
|
ts.forEach(getPropertiesOfObjectType(type), function (p) {
|
|
var t = getTypeOfSymbol(p);
|
|
if (t.flags & 131072 /* Unwidened */) {
|
|
if (!reportWideningErrorsInType(t)) {
|
|
error(p.valueDeclaration, ts.Diagnostics.Object_literal_s_property_0_implicitly_has_an_1_type, p.name, typeToString(getWidenedType(t)));
|
|
}
|
|
errorReported = true;
|
|
}
|
|
});
|
|
return errorReported;
|
|
}
|
|
return false;
|
|
}
|
|
function reportImplicitAnyError(declaration, type) {
|
|
var typeAsString = typeToString(getWidenedType(type));
|
|
switch (declaration.kind) {
|
|
case 126 /* PropertyDeclaration */:
|
|
case 125 /* PropertySignature */:
|
|
var diagnostic = ts.Diagnostics.Member_0_implicitly_has_an_1_type;
|
|
break;
|
|
case 124 /* Parameter */:
|
|
var diagnostic = declaration.dotDotDotToken ? ts.Diagnostics.Rest_parameter_0_implicitly_has_an_any_type : ts.Diagnostics.Parameter_0_implicitly_has_an_1_type;
|
|
break;
|
|
case 190 /* FunctionDeclaration */:
|
|
case 128 /* MethodDeclaration */:
|
|
case 127 /* MethodSignature */:
|
|
case 130 /* GetAccessor */:
|
|
case 131 /* SetAccessor */:
|
|
case 156 /* FunctionExpression */:
|
|
case 157 /* ArrowFunction */:
|
|
if (!declaration.name) {
|
|
error(declaration, ts.Diagnostics.Function_expression_which_lacks_return_type_annotation_implicitly_has_an_0_return_type, typeAsString);
|
|
return;
|
|
}
|
|
var diagnostic = ts.Diagnostics._0_which_lacks_return_type_annotation_implicitly_has_an_1_return_type;
|
|
break;
|
|
default:
|
|
var diagnostic = ts.Diagnostics.Variable_0_implicitly_has_an_1_type;
|
|
}
|
|
error(declaration, diagnostic, ts.declarationNameToString(declaration.name), typeAsString);
|
|
}
|
|
function reportErrorsFromWidening(declaration, type) {
|
|
if (fullTypeCheck && compilerOptions.noImplicitAny && type.flags & 131072 /* Unwidened */) {
|
|
if (!reportWideningErrorsInType(type)) {
|
|
reportImplicitAnyError(declaration, type);
|
|
}
|
|
}
|
|
}
|
|
function forEachMatchingParameterType(source, target, callback) {
|
|
var sourceMax = source.parameters.length;
|
|
var targetMax = target.parameters.length;
|
|
var count;
|
|
if (source.hasRestParameter && target.hasRestParameter) {
|
|
count = sourceMax > targetMax ? sourceMax : targetMax;
|
|
sourceMax--;
|
|
targetMax--;
|
|
}
|
|
else if (source.hasRestParameter) {
|
|
sourceMax--;
|
|
count = targetMax;
|
|
}
|
|
else if (target.hasRestParameter) {
|
|
targetMax--;
|
|
count = sourceMax;
|
|
}
|
|
else {
|
|
count = sourceMax < targetMax ? sourceMax : targetMax;
|
|
}
|
|
for (var i = 0; i < count; i++) {
|
|
var s = i < sourceMax ? getTypeOfSymbol(source.parameters[i]) : getRestTypeOfSignature(source);
|
|
var t = i < targetMax ? getTypeOfSymbol(target.parameters[i]) : getRestTypeOfSignature(target);
|
|
callback(s, t);
|
|
}
|
|
}
|
|
function createInferenceContext(typeParameters, inferUnionTypes) {
|
|
var inferences = [];
|
|
for (var i = 0; i < typeParameters.length; i++) {
|
|
inferences.push({ primary: undefined, secondary: undefined });
|
|
}
|
|
return {
|
|
typeParameters: typeParameters,
|
|
inferUnionTypes: inferUnionTypes,
|
|
inferenceCount: 0,
|
|
inferences: inferences,
|
|
inferredTypes: new Array(typeParameters.length)
|
|
};
|
|
}
|
|
function inferTypes(context, source, target) {
|
|
var sourceStack;
|
|
var targetStack;
|
|
var depth = 0;
|
|
var inferiority = 0;
|
|
inferFromTypes(source, target);
|
|
function isInProcess(source, target) {
|
|
for (var i = 0; i < depth; i++) {
|
|
if (source === sourceStack[i] && target === targetStack[i])
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
function isWithinDepthLimit(type, stack) {
|
|
if (depth >= 5) {
|
|
var target = type.target;
|
|
var count = 0;
|
|
for (var i = 0; i < depth; i++) {
|
|
var t = stack[i];
|
|
if (t.flags & 4096 /* Reference */ && t.target === target)
|
|
count++;
|
|
}
|
|
return count < 5;
|
|
}
|
|
return true;
|
|
}
|
|
function inferFromTypes(source, target) {
|
|
if (target.flags & 512 /* TypeParameter */) {
|
|
var typeParameters = context.typeParameters;
|
|
for (var i = 0; i < typeParameters.length; i++) {
|
|
if (target === typeParameters[i]) {
|
|
var inferences = context.inferences[i];
|
|
var candidates = inferiority ? inferences.secondary || (inferences.secondary = []) : inferences.primary || (inferences.primary = []);
|
|
if (!ts.contains(candidates, source))
|
|
candidates.push(source);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
else if (source.flags & 4096 /* Reference */ && target.flags & 4096 /* Reference */ && source.target === target.target) {
|
|
var sourceTypes = source.typeArguments;
|
|
var targetTypes = target.typeArguments;
|
|
for (var i = 0; i < sourceTypes.length; i++) {
|
|
inferFromTypes(sourceTypes[i], targetTypes[i]);
|
|
}
|
|
}
|
|
else if (target.flags & 16384 /* Union */) {
|
|
var targetTypes = target.types;
|
|
var typeParameterCount = 0;
|
|
var typeParameter;
|
|
for (var i = 0; i < targetTypes.length; i++) {
|
|
var t = targetTypes[i];
|
|
if (t.flags & 512 /* TypeParameter */ && ts.contains(context.typeParameters, t)) {
|
|
typeParameter = t;
|
|
typeParameterCount++;
|
|
}
|
|
else {
|
|
inferFromTypes(source, t);
|
|
}
|
|
}
|
|
if (typeParameterCount === 1) {
|
|
inferiority++;
|
|
inferFromTypes(source, typeParameter);
|
|
inferiority--;
|
|
}
|
|
}
|
|
else if (source.flags & 16384 /* Union */) {
|
|
var sourceTypes = source.types;
|
|
for (var i = 0; i < sourceTypes.length; i++) {
|
|
inferFromTypes(sourceTypes[i], target);
|
|
}
|
|
}
|
|
else if (source.flags & 48128 /* ObjectType */ && (target.flags & (4096 /* Reference */ | 8192 /* Tuple */) || (target.flags & 32768 /* Anonymous */) && target.symbol && target.symbol.flags & (8192 /* Method */ | 2048 /* TypeLiteral */))) {
|
|
if (!isInProcess(source, target) && isWithinDepthLimit(source, sourceStack) && isWithinDepthLimit(target, targetStack)) {
|
|
if (depth === 0) {
|
|
sourceStack = [];
|
|
targetStack = [];
|
|
}
|
|
sourceStack[depth] = source;
|
|
targetStack[depth] = target;
|
|
depth++;
|
|
inferFromProperties(source, target);
|
|
inferFromSignatures(source, target, 0 /* Call */);
|
|
inferFromSignatures(source, target, 1 /* Construct */);
|
|
inferFromIndexTypes(source, target, 0 /* String */, 0 /* String */);
|
|
inferFromIndexTypes(source, target, 1 /* Number */, 1 /* Number */);
|
|
inferFromIndexTypes(source, target, 0 /* String */, 1 /* Number */);
|
|
depth--;
|
|
}
|
|
}
|
|
}
|
|
function inferFromProperties(source, target) {
|
|
var properties = getPropertiesOfObjectType(target);
|
|
for (var i = 0; i < properties.length; i++) {
|
|
var targetProp = properties[i];
|
|
var sourceProp = getPropertyOfObjectType(source, targetProp.name);
|
|
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(getErasedSignature(sourceSignatures[sourceLen - len + i]), getErasedSignature(targetSignatures[targetLen - len + i]));
|
|
}
|
|
}
|
|
function inferFromSignature(source, target) {
|
|
forEachMatchingParameterType(source, target, inferFromTypes);
|
|
inferFromTypes(getReturnTypeOfSignature(source), getReturnTypeOfSignature(target));
|
|
}
|
|
function inferFromIndexTypes(source, target, sourceKind, targetKind) {
|
|
var targetIndexType = getIndexTypeOfType(target, targetKind);
|
|
if (targetIndexType) {
|
|
var sourceIndexType = getIndexTypeOfType(source, sourceKind);
|
|
if (sourceIndexType) {
|
|
inferFromTypes(sourceIndexType, targetIndexType);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
function getInferenceCandidates(context, index) {
|
|
var inferences = context.inferences[index];
|
|
return inferences.primary || inferences.secondary || emptyArray;
|
|
}
|
|
function getInferredType(context, index) {
|
|
var inferredType = context.inferredTypes[index];
|
|
if (!inferredType) {
|
|
var inferences = getInferenceCandidates(context, index);
|
|
if (inferences.length) {
|
|
var unionOrSuperType = context.inferUnionTypes ? getUnionType(inferences) : getCommonSupertype(inferences);
|
|
inferredType = unionOrSuperType ? getWidenedType(unionOrSuperType) : inferenceFailureType;
|
|
}
|
|
else {
|
|
inferredType = emptyObjectType;
|
|
}
|
|
if (inferredType !== inferenceFailureType) {
|
|
var constraint = getConstraintOfTypeParameter(context.typeParameters[index]);
|
|
inferredType = constraint && !isTypeAssignableTo(inferredType, constraint) ? constraint : inferredType;
|
|
}
|
|
context.inferredTypes[index] = inferredType;
|
|
}
|
|
return inferredType;
|
|
}
|
|
function getInferredTypes(context) {
|
|
for (var i = 0; i < context.inferredTypes.length; i++) {
|
|
getInferredType(context, i);
|
|
}
|
|
return context.inferredTypes;
|
|
}
|
|
function hasAncestor(node, kind) {
|
|
return ts.getAncestor(node, kind) !== undefined;
|
|
}
|
|
function getResolvedSymbol(node) {
|
|
var links = getNodeLinks(node);
|
|
if (!links.resolvedSymbol) {
|
|
links.resolvedSymbol = (ts.getFullWidth(node) > 0 && resolveName(node, node.text, 107455 /* Value */ | 1048576 /* ExportValue */, ts.Diagnostics.Cannot_find_name_0, node)) || unknownSymbol;
|
|
}
|
|
return links.resolvedSymbol;
|
|
}
|
|
function isInTypeQuery(node) {
|
|
while (node) {
|
|
switch (node.kind) {
|
|
case 138 /* TypeQuery */:
|
|
return true;
|
|
case 64 /* Identifier */:
|
|
case 121 /* QualifiedName */:
|
|
node = node.parent;
|
|
continue;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
ts.Debug.fail("should not get here");
|
|
}
|
|
function subtractPrimitiveTypes(type, subtractMask) {
|
|
if (type.flags & 16384 /* Union */) {
|
|
var types = type.types;
|
|
if (ts.forEach(types, function (t) { return t.flags & subtractMask; })) {
|
|
return getUnionType(ts.filter(types, function (t) { return !(t.flags & subtractMask); }));
|
|
}
|
|
}
|
|
return type;
|
|
}
|
|
function hasInitializer(node) {
|
|
return !!(node.initializer || ts.isBindingPattern(node.parent) && hasInitializer(node.parent.parent));
|
|
}
|
|
function isVariableAssignedWithin(symbol, node) {
|
|
var links = getNodeLinks(node);
|
|
if (links.assignmentChecks) {
|
|
var cachedResult = links.assignmentChecks[symbol.id];
|
|
if (cachedResult !== undefined) {
|
|
return cachedResult;
|
|
}
|
|
}
|
|
else {
|
|
links.assignmentChecks = {};
|
|
}
|
|
return links.assignmentChecks[symbol.id] = isAssignedIn(node);
|
|
function isAssignedInBinaryExpression(node) {
|
|
if (node.operator >= 52 /* FirstAssignment */ && node.operator <= 63 /* LastAssignment */) {
|
|
var n = node.left;
|
|
while (n.kind === 155 /* ParenthesizedExpression */) {
|
|
n = n.expression;
|
|
}
|
|
if (n.kind === 64 /* Identifier */ && getResolvedSymbol(n) === symbol) {
|
|
return true;
|
|
}
|
|
}
|
|
return ts.forEachChild(node, isAssignedIn);
|
|
}
|
|
function isAssignedInVariableDeclaration(node) {
|
|
if (!ts.isBindingPattern(node.name) && getSymbolOfNode(node) === symbol && hasInitializer(node)) {
|
|
return true;
|
|
}
|
|
return ts.forEachChild(node, isAssignedIn);
|
|
}
|
|
function isAssignedIn(node) {
|
|
switch (node.kind) {
|
|
case 163 /* BinaryExpression */:
|
|
return isAssignedInBinaryExpression(node);
|
|
case 189 /* VariableDeclaration */:
|
|
case 146 /* BindingElement */:
|
|
return isAssignedInVariableDeclaration(node);
|
|
case 144 /* ObjectBindingPattern */:
|
|
case 145 /* ArrayBindingPattern */:
|
|
case 147 /* ArrayLiteralExpression */:
|
|
case 148 /* ObjectLiteralExpression */:
|
|
case 149 /* PropertyAccessExpression */:
|
|
case 150 /* ElementAccessExpression */:
|
|
case 151 /* CallExpression */:
|
|
case 152 /* NewExpression */:
|
|
case 154 /* TypeAssertionExpression */:
|
|
case 155 /* ParenthesizedExpression */:
|
|
case 161 /* PrefixUnaryExpression */:
|
|
case 158 /* DeleteExpression */:
|
|
case 159 /* TypeOfExpression */:
|
|
case 160 /* VoidExpression */:
|
|
case 162 /* PostfixUnaryExpression */:
|
|
case 164 /* ConditionalExpression */:
|
|
case 169 /* Block */:
|
|
case 170 /* VariableStatement */:
|
|
case 172 /* ExpressionStatement */:
|
|
case 173 /* IfStatement */:
|
|
case 174 /* DoStatement */:
|
|
case 175 /* WhileStatement */:
|
|
case 176 /* ForStatement */:
|
|
case 177 /* ForInStatement */:
|
|
case 180 /* ReturnStatement */:
|
|
case 181 /* WithStatement */:
|
|
case 182 /* SwitchStatement */:
|
|
case 200 /* CaseClause */:
|
|
case 201 /* DefaultClause */:
|
|
case 183 /* LabeledStatement */:
|
|
case 184 /* ThrowStatement */:
|
|
case 185 /* TryStatement */:
|
|
case 186 /* TryBlock */:
|
|
case 203 /* CatchClause */:
|
|
case 187 /* FinallyBlock */:
|
|
return ts.forEachChild(node, isAssignedIn);
|
|
}
|
|
return false;
|
|
}
|
|
}
|
|
function resolveLocation(node) {
|
|
var containerNodes = [];
|
|
for (var parent = node.parent; parent; parent = parent.parent) {
|
|
if ((ts.isExpression(parent) || ts.isObjectLiteralMethod(node)) && isContextSensitive(parent)) {
|
|
containerNodes.unshift(parent);
|
|
}
|
|
}
|
|
ts.forEach(containerNodes, function (node) {
|
|
getTypeOfNode(node);
|
|
});
|
|
}
|
|
function getSymbolAtLocation(node) {
|
|
resolveLocation(node);
|
|
return getSymbolInfo(node);
|
|
}
|
|
function getTypeAtLocation(node) {
|
|
resolveLocation(node);
|
|
return getTypeOfNode(node);
|
|
}
|
|
function getTypeOfSymbolAtLocation(symbol, node) {
|
|
resolveLocation(node);
|
|
return getNarrowedTypeOfSymbol(symbol, node);
|
|
}
|
|
function getNarrowedTypeOfSymbol(symbol, node) {
|
|
var type = getTypeOfSymbol(symbol);
|
|
if (node && symbol.flags & 3 /* Variable */ && type.flags & (48128 /* ObjectType */ | 16384 /* Union */ | 512 /* TypeParameter */)) {
|
|
loop: while (node.parent) {
|
|
var child = node;
|
|
node = node.parent;
|
|
var narrowedType = type;
|
|
switch (node.kind) {
|
|
case 173 /* IfStatement */:
|
|
if (child !== node.expression) {
|
|
narrowedType = narrowType(type, node.expression, child === node.thenStatement);
|
|
}
|
|
break;
|
|
case 164 /* ConditionalExpression */:
|
|
if (child !== node.condition) {
|
|
narrowedType = narrowType(type, node.condition, child === node.whenTrue);
|
|
}
|
|
break;
|
|
case 163 /* BinaryExpression */:
|
|
if (child === node.right) {
|
|
if (node.operator === 48 /* AmpersandAmpersandToken */) {
|
|
narrowedType = narrowType(type, node.left, true);
|
|
}
|
|
else if (node.operator === 49 /* BarBarToken */) {
|
|
narrowedType = narrowType(type, node.left, false);
|
|
}
|
|
}
|
|
break;
|
|
case 207 /* SourceFile */:
|
|
case 195 /* ModuleDeclaration */:
|
|
case 190 /* FunctionDeclaration */:
|
|
case 128 /* MethodDeclaration */:
|
|
case 127 /* MethodSignature */:
|
|
case 130 /* GetAccessor */:
|
|
case 131 /* SetAccessor */:
|
|
case 129 /* Constructor */:
|
|
break loop;
|
|
}
|
|
if (narrowedType !== type && isTypeSubtypeOf(narrowedType, type)) {
|
|
if (isVariableAssignedWithin(symbol, node)) {
|
|
break;
|
|
}
|
|
type = narrowedType;
|
|
}
|
|
}
|
|
}
|
|
return type;
|
|
function narrowTypeByEquality(type, expr, assumeTrue) {
|
|
if (expr.left.kind !== 159 /* TypeOfExpression */ || expr.right.kind !== 8 /* StringLiteral */) {
|
|
return type;
|
|
}
|
|
var left = expr.left;
|
|
var right = expr.right;
|
|
if (left.expression.kind !== 64 /* Identifier */ || getResolvedSymbol(left.expression) !== symbol) {
|
|
return type;
|
|
}
|
|
var t = right.text;
|
|
var checkType = t === "string" ? stringType : t === "number" ? numberType : t === "boolean" ? booleanType : emptyObjectType;
|
|
if (expr.operator === 31 /* ExclamationEqualsEqualsToken */) {
|
|
assumeTrue = !assumeTrue;
|
|
}
|
|
if (assumeTrue) {
|
|
return checkType === emptyObjectType ? subtractPrimitiveTypes(type, 2 /* String */ | 4 /* Number */ | 8 /* Boolean */) : checkType;
|
|
}
|
|
else {
|
|
return checkType === emptyObjectType ? type : subtractPrimitiveTypes(type, checkType.flags);
|
|
}
|
|
}
|
|
function narrowTypeByAnd(type, expr, assumeTrue) {
|
|
if (assumeTrue) {
|
|
return narrowType(narrowType(type, expr.left, true), expr.right, true);
|
|
}
|
|
else {
|
|
return getUnionType([
|
|
narrowType(type, expr.left, false),
|
|
narrowType(narrowType(type, expr.left, true), expr.right, false)
|
|
]);
|
|
}
|
|
}
|
|
function narrowTypeByOr(type, expr, assumeTrue) {
|
|
if (assumeTrue) {
|
|
return getUnionType([
|
|
narrowType(type, expr.left, true),
|
|
narrowType(narrowType(type, expr.left, false), expr.right, true)
|
|
]);
|
|
}
|
|
else {
|
|
return narrowType(narrowType(type, expr.left, false), expr.right, false);
|
|
}
|
|
}
|
|
function narrowTypeByInstanceof(type, expr, assumeTrue) {
|
|
if (!assumeTrue || expr.left.kind !== 64 /* Identifier */ || getResolvedSymbol(expr.left) !== symbol) {
|
|
return type;
|
|
}
|
|
var rightType = checkExpression(expr.right);
|
|
if (!isTypeSubtypeOf(rightType, globalFunctionType)) {
|
|
return type;
|
|
}
|
|
var prototypeProperty = getPropertyOfType(rightType, "prototype");
|
|
if (!prototypeProperty) {
|
|
return type;
|
|
}
|
|
var prototypeType = getTypeOfSymbol(prototypeProperty);
|
|
return isTypeSubtypeOf(prototypeType, type) ? prototypeType : type;
|
|
}
|
|
function narrowType(type, expr, assumeTrue) {
|
|
switch (expr.kind) {
|
|
case 155 /* ParenthesizedExpression */:
|
|
return narrowType(type, expr.expression, assumeTrue);
|
|
case 163 /* BinaryExpression */:
|
|
var operator = expr.operator;
|
|
if (operator === 30 /* EqualsEqualsEqualsToken */ || operator === 31 /* ExclamationEqualsEqualsToken */) {
|
|
return narrowTypeByEquality(type, expr, assumeTrue);
|
|
}
|
|
else if (operator === 48 /* AmpersandAmpersandToken */) {
|
|
return narrowTypeByAnd(type, expr, assumeTrue);
|
|
}
|
|
else if (operator === 49 /* BarBarToken */) {
|
|
return narrowTypeByOr(type, expr, assumeTrue);
|
|
}
|
|
else if (operator === 86 /* InstanceOfKeyword */) {
|
|
return narrowTypeByInstanceof(type, expr, assumeTrue);
|
|
}
|
|
break;
|
|
case 161 /* PrefixUnaryExpression */:
|
|
if (expr.operator === 46 /* ExclamationToken */) {
|
|
return narrowType(type, expr.operand, !assumeTrue);
|
|
}
|
|
break;
|
|
}
|
|
return type;
|
|
}
|
|
}
|
|
function checkIdentifier(node) {
|
|
var symbol = getResolvedSymbol(node);
|
|
if (symbol.flags & 8388608 /* Import */) {
|
|
getSymbolLinks(symbol).referenced = getSymbolLinks(symbol).referenced || (!isInTypeQuery(node) && !isConstEnumOrConstEnumOnlyModule(resolveImport(symbol)));
|
|
}
|
|
checkCollisionWithCapturedSuperVariable(node, node);
|
|
checkCollisionWithCapturedThisVariable(node, node);
|
|
return getNarrowedTypeOfSymbol(getExportSymbolOfValueSymbolIfExported(symbol), node);
|
|
}
|
|
function captureLexicalThis(node, container) {
|
|
var classNode = container.parent && container.parent.kind === 191 /* ClassDeclaration */ ? container.parent : undefined;
|
|
getNodeLinks(node).flags |= 2 /* LexicalThis */;
|
|
if (container.kind === 126 /* PropertyDeclaration */ || container.kind === 129 /* Constructor */) {
|
|
getNodeLinks(classNode).flags |= 4 /* CaptureThis */;
|
|
}
|
|
else {
|
|
getNodeLinks(container).flags |= 4 /* CaptureThis */;
|
|
}
|
|
}
|
|
function checkThisExpression(node) {
|
|
var container = ts.getThisContainer(node, true);
|
|
var needToCaptureLexicalThis = false;
|
|
if (container.kind === 157 /* ArrowFunction */) {
|
|
container = ts.getThisContainer(container, false);
|
|
needToCaptureLexicalThis = true;
|
|
}
|
|
switch (container.kind) {
|
|
case 195 /* ModuleDeclaration */:
|
|
error(node, ts.Diagnostics.this_cannot_be_referenced_in_a_module_body);
|
|
break;
|
|
case 194 /* EnumDeclaration */:
|
|
error(node, ts.Diagnostics.this_cannot_be_referenced_in_current_location);
|
|
break;
|
|
case 129 /* Constructor */:
|
|
if (isInConstructorArgumentInitializer(node, container)) {
|
|
error(node, ts.Diagnostics.this_cannot_be_referenced_in_constructor_arguments);
|
|
}
|
|
break;
|
|
case 126 /* PropertyDeclaration */:
|
|
case 125 /* PropertySignature */:
|
|
if (container.flags & 128 /* Static */) {
|
|
error(node, ts.Diagnostics.this_cannot_be_referenced_in_a_static_property_initializer);
|
|
}
|
|
break;
|
|
}
|
|
if (needToCaptureLexicalThis) {
|
|
captureLexicalThis(node, container);
|
|
}
|
|
var classNode = container.parent && container.parent.kind === 191 /* ClassDeclaration */ ? container.parent : undefined;
|
|
if (classNode) {
|
|
var symbol = getSymbolOfNode(classNode);
|
|
return container.flags & 128 /* Static */ ? getTypeOfSymbol(symbol) : getDeclaredTypeOfSymbol(symbol);
|
|
}
|
|
return anyType;
|
|
}
|
|
function getSuperContainer(node) {
|
|
while (true) {
|
|
node = node.parent;
|
|
if (!node)
|
|
return node;
|
|
switch (node.kind) {
|
|
case 190 /* FunctionDeclaration */:
|
|
case 156 /* FunctionExpression */:
|
|
case 157 /* ArrowFunction */:
|
|
case 126 /* PropertyDeclaration */:
|
|
case 125 /* PropertySignature */:
|
|
case 128 /* MethodDeclaration */:
|
|
case 127 /* MethodSignature */:
|
|
case 129 /* Constructor */:
|
|
case 130 /* GetAccessor */:
|
|
case 131 /* SetAccessor */:
|
|
return node;
|
|
}
|
|
}
|
|
}
|
|
function isInConstructorArgumentInitializer(node, constructorDecl) {
|
|
for (var n = node; n && n !== constructorDecl; n = n.parent) {
|
|
if (n.kind === 124 /* Parameter */) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
function checkSuperExpression(node) {
|
|
var isCallExpression = node.parent.kind === 151 /* CallExpression */ && node.parent.expression === node;
|
|
var enclosingClass = ts.getAncestor(node, 191 /* ClassDeclaration */);
|
|
var baseClass;
|
|
if (enclosingClass && ts.getClassBaseTypeNode(enclosingClass)) {
|
|
var classType = getDeclaredTypeOfSymbol(getSymbolOfNode(enclosingClass));
|
|
baseClass = classType.baseTypes.length && classType.baseTypes[0];
|
|
}
|
|
if (!baseClass) {
|
|
error(node, ts.Diagnostics.super_can_only_be_referenced_in_a_derived_class);
|
|
return unknownType;
|
|
}
|
|
var container = getSuperContainer(node);
|
|
if (container) {
|
|
var canUseSuperExpression = false;
|
|
if (isCallExpression) {
|
|
canUseSuperExpression = container.kind === 129 /* Constructor */;
|
|
}
|
|
else {
|
|
var needToCaptureLexicalThis = false;
|
|
while (container && container.kind === 157 /* ArrowFunction */) {
|
|
container = getSuperContainer(container);
|
|
needToCaptureLexicalThis = true;
|
|
}
|
|
if (container && container.parent && container.parent.kind === 191 /* ClassDeclaration */) {
|
|
if (container.flags & 128 /* Static */) {
|
|
canUseSuperExpression = container.kind === 128 /* MethodDeclaration */ || container.kind === 127 /* MethodSignature */ || container.kind === 130 /* GetAccessor */ || container.kind === 131 /* SetAccessor */;
|
|
}
|
|
else {
|
|
canUseSuperExpression = container.kind === 128 /* MethodDeclaration */ || container.kind === 127 /* MethodSignature */ || container.kind === 130 /* GetAccessor */ || container.kind === 131 /* SetAccessor */ || container.kind === 126 /* PropertyDeclaration */ || container.kind === 125 /* PropertySignature */ || container.kind === 129 /* Constructor */;
|
|
}
|
|
}
|
|
}
|
|
if (canUseSuperExpression) {
|
|
var returnType;
|
|
if ((container.flags & 128 /* Static */) || isCallExpression) {
|
|
getNodeLinks(node).flags |= 32 /* SuperStatic */;
|
|
returnType = getTypeOfSymbol(baseClass.symbol);
|
|
}
|
|
else {
|
|
getNodeLinks(node).flags |= 16 /* SuperInstance */;
|
|
returnType = baseClass;
|
|
}
|
|
if (container.kind === 129 /* Constructor */ && isInConstructorArgumentInitializer(node, container)) {
|
|
error(node, ts.Diagnostics.super_cannot_be_referenced_in_constructor_arguments);
|
|
returnType = unknownType;
|
|
}
|
|
if (!isCallExpression && needToCaptureLexicalThis) {
|
|
captureLexicalThis(node.parent, container);
|
|
}
|
|
return returnType;
|
|
}
|
|
}
|
|
if (isCallExpression) {
|
|
error(node, ts.Diagnostics.Super_calls_are_not_permitted_outside_constructors_or_in_nested_functions_inside_constructors);
|
|
}
|
|
else {
|
|
error(node, ts.Diagnostics.super_property_access_is_permitted_only_in_a_constructor_member_function_or_member_accessor_of_a_derived_class);
|
|
}
|
|
return unknownType;
|
|
}
|
|
function getContextuallyTypedParameterType(parameter) {
|
|
if (isFunctionExpressionOrArrowFunction(parameter.parent)) {
|
|
var func = parameter.parent;
|
|
if (isContextSensitive(func)) {
|
|
var contextualSignature = getContextualSignature(func);
|
|
if (contextualSignature) {
|
|
var funcHasRestParameters = ts.hasRestParameters(func);
|
|
var len = func.parameters.length - (funcHasRestParameters ? 1 : 0);
|
|
var indexOfParameter = ts.indexOf(func.parameters, parameter);
|
|
if (indexOfParameter < len) {
|
|
return getTypeAtPosition(contextualSignature, indexOfParameter);
|
|
}
|
|
if (indexOfParameter === (func.parameters.length - 1) && funcHasRestParameters && contextualSignature.hasRestParameter && func.parameters.length >= contextualSignature.parameters.length) {
|
|
return getTypeOfSymbol(contextualSignature.parameters[contextualSignature.parameters.length - 1]);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return undefined;
|
|
}
|
|
function getContextualTypeForInitializerExpression(node) {
|
|
var declaration = node.parent;
|
|
if (node === declaration.initializer) {
|
|
if (declaration.type) {
|
|
return getTypeFromTypeNode(declaration.type);
|
|
}
|
|
if (declaration.kind === 124 /* Parameter */) {
|
|
var type = getContextuallyTypedParameterType(declaration);
|
|
if (type) {
|
|
return type;
|
|
}
|
|
}
|
|
if (ts.isBindingPattern(declaration.name)) {
|
|
return getTypeFromBindingPattern(declaration.name);
|
|
}
|
|
}
|
|
return undefined;
|
|
}
|
|
function getContextualTypeForReturnExpression(node) {
|
|
var func = ts.getContainingFunction(node);
|
|
if (func) {
|
|
if (func.type || func.kind === 129 /* Constructor */ || func.kind === 130 /* GetAccessor */ && getSetAccessorTypeAnnotationNode(ts.getDeclarationOfKind(func.symbol, 131 /* SetAccessor */))) {
|
|
return getReturnTypeOfSignature(getSignatureFromDeclaration(func));
|
|
}
|
|
var signature = getContextualSignatureForFunctionLikeDeclaration(func);
|
|
if (signature) {
|
|
return getReturnTypeOfSignature(signature);
|
|
}
|
|
}
|
|
return undefined;
|
|
}
|
|
function getContextualTypeForArgument(node) {
|
|
var callExpression = node.parent;
|
|
var argIndex = ts.indexOf(callExpression.arguments, node);
|
|
if (argIndex >= 0) {
|
|
var signature = getResolvedSignature(callExpression);
|
|
return getTypeAtPosition(signature, argIndex);
|
|
}
|
|
return undefined;
|
|
}
|
|
function getContextualTypeForBinaryOperand(node) {
|
|
var binaryExpression = node.parent;
|
|
var operator = binaryExpression.operator;
|
|
if (operator >= 52 /* FirstAssignment */ && operator <= 63 /* LastAssignment */) {
|
|
if (node === binaryExpression.right) {
|
|
return checkExpression(binaryExpression.left);
|
|
}
|
|
}
|
|
else if (operator === 49 /* BarBarToken */) {
|
|
var type = getContextualType(binaryExpression);
|
|
if (!type && node === binaryExpression.right) {
|
|
type = checkExpression(binaryExpression.left);
|
|
}
|
|
return type;
|
|
}
|
|
return undefined;
|
|
}
|
|
function applyToContextualType(type, mapper) {
|
|
if (!(type.flags & 16384 /* Union */)) {
|
|
return mapper(type);
|
|
}
|
|
var types = type.types;
|
|
var mappedType;
|
|
var mappedTypes;
|
|
for (var i = 0; i < types.length; i++) {
|
|
var t = mapper(types[i]);
|
|
if (t) {
|
|
if (!mappedType) {
|
|
mappedType = t;
|
|
}
|
|
else if (!mappedTypes) {
|
|
mappedTypes = [mappedType, t];
|
|
}
|
|
else {
|
|
mappedTypes.push(t);
|
|
}
|
|
}
|
|
}
|
|
return mappedTypes ? getUnionType(mappedTypes) : mappedType;
|
|
}
|
|
function getTypeOfPropertyOfContextualType(type, name) {
|
|
return applyToContextualType(type, function (t) {
|
|
var prop = getPropertyOfObjectType(t, name);
|
|
return prop ? getTypeOfSymbol(prop) : undefined;
|
|
});
|
|
}
|
|
function getIndexTypeOfContextualType(type, kind) {
|
|
return applyToContextualType(type, function (t) { return getIndexTypeOfObjectOrUnionType(t, kind); });
|
|
}
|
|
function contextualTypeIsTupleLikeType(type) {
|
|
return !!(type.flags & 16384 /* Union */ ? ts.forEach(type.types, function (t) { return isTupleLikeType(t); }) : isTupleLikeType(type));
|
|
}
|
|
function contextualTypeHasIndexSignature(type, kind) {
|
|
return !!(type.flags & 16384 /* Union */ ? ts.forEach(type.types, function (t) { return getIndexTypeOfObjectOrUnionType(t, kind); }) : getIndexTypeOfObjectOrUnionType(type, kind));
|
|
}
|
|
function getContextualTypeForObjectLiteralMethod(node) {
|
|
ts.Debug.assert(ts.isObjectLiteralMethod(node));
|
|
if (isInsideWithStatementBody(node)) {
|
|
return undefined;
|
|
}
|
|
return getContextualTypeForObjectLiteralElement(node);
|
|
}
|
|
function getContextualTypeForObjectLiteralElement(element) {
|
|
var objectLiteral = element.parent;
|
|
var type = getContextualType(objectLiteral);
|
|
var name = element.name.text;
|
|
if (type && name) {
|
|
return getTypeOfPropertyOfContextualType(type, name) || isNumericName(name) && getIndexTypeOfContextualType(type, 1 /* Number */) || getIndexTypeOfContextualType(type, 0 /* String */);
|
|
}
|
|
return undefined;
|
|
}
|
|
function getContextualTypeForElementExpression(node) {
|
|
var arrayLiteral = node.parent;
|
|
var type = getContextualType(arrayLiteral);
|
|
if (type) {
|
|
var index = ts.indexOf(arrayLiteral.elements, node);
|
|
return getTypeOfPropertyOfContextualType(type, "" + index) || getIndexTypeOfContextualType(type, 1 /* Number */);
|
|
}
|
|
return undefined;
|
|
}
|
|
function getContextualTypeForConditionalOperand(node) {
|
|
var conditional = node.parent;
|
|
return node === conditional.whenTrue || node === conditional.whenFalse ? getContextualType(conditional) : undefined;
|
|
}
|
|
function getContextualType(node) {
|
|
if (isInsideWithStatementBody(node)) {
|
|
return undefined;
|
|
}
|
|
if (node.contextualType) {
|
|
return node.contextualType;
|
|
}
|
|
var parent = node.parent;
|
|
switch (parent.kind) {
|
|
case 189 /* VariableDeclaration */:
|
|
case 124 /* Parameter */:
|
|
case 126 /* PropertyDeclaration */:
|
|
case 125 /* PropertySignature */:
|
|
case 146 /* BindingElement */:
|
|
return getContextualTypeForInitializerExpression(node);
|
|
case 157 /* ArrowFunction */:
|
|
case 180 /* ReturnStatement */:
|
|
return getContextualTypeForReturnExpression(node);
|
|
case 151 /* CallExpression */:
|
|
case 152 /* NewExpression */:
|
|
return getContextualTypeForArgument(node);
|
|
case 154 /* TypeAssertionExpression */:
|
|
return getTypeFromTypeNode(parent.type);
|
|
case 163 /* BinaryExpression */:
|
|
return getContextualTypeForBinaryOperand(node);
|
|
case 204 /* PropertyAssignment */:
|
|
return getContextualTypeForObjectLiteralElement(parent);
|
|
case 147 /* ArrayLiteralExpression */:
|
|
return getContextualTypeForElementExpression(node);
|
|
case 164 /* ConditionalExpression */:
|
|
return getContextualTypeForConditionalOperand(node);
|
|
}
|
|
return undefined;
|
|
}
|
|
function getNonGenericSignature(type) {
|
|
var signatures = getSignaturesOfObjectOrUnionType(type, 0 /* Call */);
|
|
if (signatures.length === 1) {
|
|
var signature = signatures[0];
|
|
if (!signature.typeParameters) {
|
|
return signature;
|
|
}
|
|
}
|
|
}
|
|
function isFunctionExpressionOrArrowFunction(node) {
|
|
return node.kind === 156 /* FunctionExpression */ || node.kind === 157 /* ArrowFunction */;
|
|
}
|
|
function getContextualSignatureForFunctionLikeDeclaration(node) {
|
|
return isFunctionExpressionOrArrowFunction(node) ? getContextualSignature(node) : undefined;
|
|
}
|
|
function getContextualSignature(node) {
|
|
ts.Debug.assert(node.kind !== 128 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node));
|
|
var type = ts.isObjectLiteralMethod(node) ? getContextualTypeForObjectLiteralMethod(node) : getContextualType(node);
|
|
if (!type) {
|
|
return undefined;
|
|
}
|
|
if (!(type.flags & 16384 /* Union */)) {
|
|
return getNonGenericSignature(type);
|
|
}
|
|
var signatureList;
|
|
var types = type.types;
|
|
for (var i = 0; i < types.length; i++) {
|
|
if (signatureList && getSignaturesOfObjectOrUnionType(types[i], 0 /* Call */).length > 1) {
|
|
return undefined;
|
|
}
|
|
var signature = getNonGenericSignature(types[i]);
|
|
if (signature) {
|
|
if (!signatureList) {
|
|
signatureList = [signature];
|
|
}
|
|
else if (!compareSignatures(signatureList[0], signature, false, compareTypes)) {
|
|
return undefined;
|
|
}
|
|
else {
|
|
signatureList.push(signature);
|
|
}
|
|
}
|
|
}
|
|
var result;
|
|
if (signatureList) {
|
|
result = cloneSignature(signatureList[0]);
|
|
result.resolvedReturnType = undefined;
|
|
result.unionSignatures = signatureList;
|
|
}
|
|
return result;
|
|
}
|
|
function isInferentialContext(mapper) {
|
|
return mapper && mapper !== identityMapper;
|
|
}
|
|
function isAssignmentTarget(node) {
|
|
var parent = node.parent;
|
|
if (parent.kind === 163 /* BinaryExpression */ && parent.operator === 52 /* EqualsToken */ && parent.left === node) {
|
|
return true;
|
|
}
|
|
if (parent.kind === 204 /* PropertyAssignment */) {
|
|
return isAssignmentTarget(parent.parent);
|
|
}
|
|
if (parent.kind === 147 /* ArrayLiteralExpression */) {
|
|
return isAssignmentTarget(parent);
|
|
}
|
|
return false;
|
|
}
|
|
function checkArrayLiteral(node, contextualMapper) {
|
|
var elements = node.elements;
|
|
if (!elements.length) {
|
|
return createArrayType(undefinedType);
|
|
}
|
|
var elementTypes = ts.map(elements, function (e) { return checkExpression(e, contextualMapper); });
|
|
var contextualType = getContextualType(node);
|
|
if ((contextualType && contextualTypeIsTupleLikeType(contextualType)) || isAssignmentTarget(node)) {
|
|
return createTupleType(elementTypes);
|
|
}
|
|
return createArrayType(getUnionType(elementTypes));
|
|
}
|
|
function isNumericName(name) {
|
|
return (+name).toString() === name;
|
|
}
|
|
function checkObjectLiteral(node, contextualMapper) {
|
|
var members = node.symbol.members;
|
|
var properties = {};
|
|
var contextualType = getContextualType(node);
|
|
var typeFlags;
|
|
for (var id in members) {
|
|
if (ts.hasProperty(members, id)) {
|
|
var member = members[id];
|
|
if (member.flags & 4 /* Property */ || ts.isObjectLiteralMethod(member.declarations[0])) {
|
|
var memberDecl = member.declarations[0];
|
|
if (memberDecl.kind === 204 /* PropertyAssignment */) {
|
|
var type = checkExpression(memberDecl.initializer, contextualMapper);
|
|
}
|
|
else if (memberDecl.kind === 128 /* MethodDeclaration */) {
|
|
var type = checkObjectLiteralMethod(memberDecl, contextualMapper);
|
|
}
|
|
else {
|
|
ts.Debug.assert(memberDecl.kind === 205 /* ShorthandPropertyAssignment */);
|
|
var type = memberDecl.name.kind === 122 /* ComputedPropertyName */ ? unknownType : checkExpression(memberDecl.name, contextualMapper);
|
|
}
|
|
typeFlags |= type.flags;
|
|
var prop = createSymbol(4 /* Property */ | 67108864 /* Transient */ | member.flags, member.name);
|
|
prop.declarations = member.declarations;
|
|
prop.parent = member.parent;
|
|
if (member.valueDeclaration) {
|
|
prop.valueDeclaration = member.valueDeclaration;
|
|
}
|
|
prop.type = type;
|
|
prop.target = member;
|
|
member = prop;
|
|
}
|
|
else {
|
|
var getAccessor = ts.getDeclarationOfKind(member, 130 /* GetAccessor */);
|
|
if (getAccessor) {
|
|
checkAccessorDeclaration(getAccessor);
|
|
}
|
|
var setAccessor = ts.getDeclarationOfKind(member, 131 /* SetAccessor */);
|
|
if (setAccessor) {
|
|
checkAccessorDeclaration(setAccessor);
|
|
}
|
|
}
|
|
properties[member.name] = member;
|
|
}
|
|
}
|
|
var stringIndexType = getIndexType(0 /* String */);
|
|
var numberIndexType = getIndexType(1 /* Number */);
|
|
var result = createAnonymousType(node.symbol, properties, emptyArray, emptyArray, stringIndexType, numberIndexType);
|
|
result.flags |= (typeFlags & 131072 /* Unwidened */);
|
|
return result;
|
|
function getIndexType(kind) {
|
|
if (contextualType && contextualTypeHasIndexSignature(contextualType, kind)) {
|
|
var propTypes = [];
|
|
for (var id in properties) {
|
|
if (ts.hasProperty(properties, id)) {
|
|
if (kind === 0 /* String */ || isNumericName(id)) {
|
|
var type = getTypeOfSymbol(properties[id]);
|
|
if (!ts.contains(propTypes, type)) {
|
|
propTypes.push(type);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return propTypes.length ? getUnionType(propTypes) : undefinedType;
|
|
}
|
|
return undefined;
|
|
}
|
|
}
|
|
function getDeclarationKindFromSymbol(s) {
|
|
return s.valueDeclaration ? s.valueDeclaration.kind : 126 /* PropertyDeclaration */;
|
|
}
|
|
function getDeclarationFlagsFromSymbol(s) {
|
|
return s.valueDeclaration ? s.valueDeclaration.flags : s.flags & 134217728 /* Prototype */ ? 16 /* Public */ | 128 /* Static */ : 0;
|
|
}
|
|
function checkClassPropertyAccess(node, left, type, prop) {
|
|
var flags = getDeclarationFlagsFromSymbol(prop);
|
|
if (!(flags & (32 /* Private */ | 64 /* Protected */))) {
|
|
return;
|
|
}
|
|
var enclosingClassDeclaration = ts.getAncestor(node, 191 /* ClassDeclaration */);
|
|
var enclosingClass = enclosingClassDeclaration ? getDeclaredTypeOfSymbol(getSymbolOfNode(enclosingClassDeclaration)) : undefined;
|
|
var declaringClass = getDeclaredTypeOfSymbol(prop.parent);
|
|
if (flags & 32 /* Private */) {
|
|
if (declaringClass !== enclosingClass) {
|
|
error(node, ts.Diagnostics.Property_0_is_private_and_only_accessible_within_class_1, symbolToString(prop), typeToString(declaringClass));
|
|
}
|
|
return;
|
|
}
|
|
if (left.kind === 90 /* SuperKeyword */) {
|
|
return;
|
|
}
|
|
if (!enclosingClass || !hasBaseType(enclosingClass, declaringClass)) {
|
|
error(node, ts.Diagnostics.Property_0_is_protected_and_only_accessible_within_class_1_and_its_subclasses, symbolToString(prop), typeToString(declaringClass));
|
|
return;
|
|
}
|
|
if (flags & 128 /* Static */) {
|
|
return;
|
|
}
|
|
if (!(getTargetType(type).flags & (1024 /* Class */ | 2048 /* Interface */) && hasBaseType(type, enclosingClass))) {
|
|
error(node, ts.Diagnostics.Property_0_is_protected_and_only_accessible_through_an_instance_of_class_1, symbolToString(prop), typeToString(enclosingClass));
|
|
}
|
|
}
|
|
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 type = checkExpressionOrQualifiedName(left);
|
|
if (type === unknownType)
|
|
return type;
|
|
if (type !== anyType) {
|
|
var apparentType = getApparentType(getWidenedType(type));
|
|
if (apparentType === unknownType) {
|
|
return unknownType;
|
|
}
|
|
var prop = getPropertyOfType(apparentType, right.text);
|
|
if (!prop) {
|
|
if (right.text) {
|
|
error(right, ts.Diagnostics.Property_0_does_not_exist_on_type_1, ts.declarationNameToString(right), typeToString(type));
|
|
}
|
|
return unknownType;
|
|
}
|
|
getNodeLinks(node).resolvedSymbol = prop;
|
|
if (prop.parent && prop.parent.flags & 32 /* Class */) {
|
|
if (left.kind === 90 /* SuperKeyword */ && getDeclarationKindFromSymbol(prop) !== 128 /* MethodDeclaration */) {
|
|
error(right, ts.Diagnostics.Only_public_and_protected_methods_of_the_base_class_are_accessible_via_the_super_keyword);
|
|
}
|
|
else {
|
|
checkClassPropertyAccess(node, left, type, prop);
|
|
}
|
|
}
|
|
return getTypeOfSymbol(prop);
|
|
}
|
|
return anyType;
|
|
}
|
|
function isValidPropertyAccess(node, propertyName) {
|
|
var left = node.kind === 149 /* PropertyAccessExpression */ ? node.expression : node.left;
|
|
var type = checkExpressionOrQualifiedName(left);
|
|
if (type !== unknownType && type !== anyType) {
|
|
var prop = getPropertyOfType(getWidenedType(type), propertyName);
|
|
if (prop && prop.parent && prop.parent.flags & 32 /* Class */) {
|
|
if (left.kind === 90 /* SuperKeyword */ && getDeclarationKindFromSymbol(prop) !== 128 /* MethodDeclaration */) {
|
|
return false;
|
|
}
|
|
else {
|
|
var diagnosticsCount = diagnostics.length;
|
|
checkClassPropertyAccess(node, left, type, prop);
|
|
return diagnostics.length === diagnosticsCount;
|
|
}
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
function checkIndexedAccess(node) {
|
|
var objectType = getApparentType(checkExpression(node.expression));
|
|
var indexType = node.argumentExpression ? checkExpression(node.argumentExpression) : unknownType;
|
|
if (objectType === unknownType) {
|
|
return unknownType;
|
|
}
|
|
if (isConstEnumObjectType(objectType) && node.argumentExpression && node.argumentExpression.kind !== 8 /* StringLiteral */) {
|
|
error(node.argumentExpression, ts.Diagnostics.Index_expression_arguments_in_const_enums_must_be_of_type_string);
|
|
}
|
|
if (node.argumentExpression) {
|
|
if (node.argumentExpression.kind === 8 /* StringLiteral */ || node.argumentExpression.kind === 7 /* NumericLiteral */) {
|
|
var name = node.argumentExpression.text;
|
|
var prop = getPropertyOfType(objectType, name);
|
|
if (prop) {
|
|
getNodeLinks(node).resolvedSymbol = prop;
|
|
return getTypeOfSymbol(prop);
|
|
}
|
|
}
|
|
}
|
|
if (indexType.flags & (1 /* Any */ | 258 /* StringLike */ | 132 /* NumberLike */)) {
|
|
if (indexType.flags & (1 /* Any */ | 132 /* NumberLike */)) {
|
|
var numberIndexType = getIndexTypeOfType(objectType, 1 /* Number */);
|
|
if (numberIndexType) {
|
|
return numberIndexType;
|
|
}
|
|
}
|
|
var stringIndexType = getIndexTypeOfType(objectType, 0 /* String */);
|
|
if (stringIndexType) {
|
|
return stringIndexType;
|
|
}
|
|
if (compilerOptions.noImplicitAny && !compilerOptions.suppressImplicitAnyIndexErrors && objectType !== anyType) {
|
|
error(node, ts.Diagnostics.Index_signature_of_object_type_implicitly_has_an_any_type);
|
|
}
|
|
return anyType;
|
|
}
|
|
error(node, ts.Diagnostics.An_index_expression_argument_must_be_of_type_string_number_or_any);
|
|
return unknownType;
|
|
}
|
|
function resolveUntypedCall(node) {
|
|
if (node.kind === 153 /* TaggedTemplateExpression */) {
|
|
checkExpression(node.template);
|
|
}
|
|
else {
|
|
ts.forEach(node.arguments, function (argument) {
|
|
checkExpression(argument);
|
|
});
|
|
}
|
|
return anySignature;
|
|
}
|
|
function resolveErrorCall(node) {
|
|
resolveUntypedCall(node);
|
|
return unknownSignature;
|
|
}
|
|
function hasCorrectArity(node, args, signature) {
|
|
var adjustedArgCount;
|
|
var typeArguments;
|
|
var callIsIncomplete;
|
|
if (node.kind === 153 /* TaggedTemplateExpression */) {
|
|
var tagExpression = node;
|
|
adjustedArgCount = args.length;
|
|
typeArguments = undefined;
|
|
if (tagExpression.template.kind === 165 /* TemplateExpression */) {
|
|
var templateExpression = tagExpression.template;
|
|
var lastSpan = ts.lastOrUndefined(templateExpression.templateSpans);
|
|
ts.Debug.assert(lastSpan !== undefined);
|
|
callIsIncomplete = ts.getFullWidth(lastSpan.literal) === 0 || !!lastSpan.literal.isUnterminated;
|
|
}
|
|
else {
|
|
var templateLiteral = tagExpression.template;
|
|
ts.Debug.assert(templateLiteral.kind === 10 /* NoSubstitutionTemplateLiteral */);
|
|
callIsIncomplete = !!templateLiteral.isUnterminated;
|
|
}
|
|
}
|
|
else {
|
|
var callExpression = node;
|
|
if (!callExpression.arguments) {
|
|
ts.Debug.assert(callExpression.kind === 152 /* NewExpression */);
|
|
return signature.minArgumentCount === 0;
|
|
}
|
|
adjustedArgCount = callExpression.arguments.hasTrailingComma ? args.length + 1 : args.length;
|
|
callIsIncomplete = callExpression.arguments.end === callExpression.end;
|
|
typeArguments = callExpression.typeArguments;
|
|
}
|
|
ts.Debug.assert(adjustedArgCount !== undefined, "'adjustedArgCount' undefined");
|
|
ts.Debug.assert(callIsIncomplete !== undefined, "'callIsIncomplete' undefined");
|
|
return checkArity(adjustedArgCount, typeArguments, callIsIncomplete, signature);
|
|
function checkArity(adjustedArgCount, typeArguments, callIsIncomplete, signature) {
|
|
if (!signature.hasRestParameter && adjustedArgCount > signature.parameters.length) {
|
|
return false;
|
|
}
|
|
var hasRightNumberOfTypeArgs = !typeArguments || (signature.typeParameters && typeArguments.length === signature.typeParameters.length);
|
|
if (!hasRightNumberOfTypeArgs) {
|
|
return false;
|
|
}
|
|
var hasEnoughArguments = adjustedArgCount >= signature.minArgumentCount;
|
|
return callIsIncomplete || hasEnoughArguments;
|
|
}
|
|
}
|
|
function getSingleCallSignature(type) {
|
|
if (type.flags & 48128 /* ObjectType */) {
|
|
var resolved = resolveObjectOrUnionTypeMembers(type);
|
|
if (resolved.callSignatures.length === 1 && resolved.constructSignatures.length === 0 && resolved.properties.length === 0 && !resolved.stringIndexType && !resolved.numberIndexType) {
|
|
return resolved.callSignatures[0];
|
|
}
|
|
}
|
|
return undefined;
|
|
}
|
|
function instantiateSignatureInContextOf(signature, contextualSignature, contextualMapper) {
|
|
var context = createInferenceContext(signature.typeParameters, true);
|
|
forEachMatchingParameterType(contextualSignature, signature, function (source, target) {
|
|
inferTypes(context, instantiateType(source, contextualMapper), target);
|
|
});
|
|
return getSignatureInstantiation(signature, getInferredTypes(context));
|
|
}
|
|
function inferTypeArguments(signature, args, excludeArgument) {
|
|
var typeParameters = signature.typeParameters;
|
|
var context = createInferenceContext(typeParameters, false);
|
|
var mapper = createInferenceMapper(context);
|
|
for (var i = 0; i < args.length; i++) {
|
|
if (args[i].kind === 167 /* OmittedExpression */) {
|
|
continue;
|
|
}
|
|
if (!excludeArgument || excludeArgument[i] === undefined) {
|
|
var parameterType = getTypeAtPosition(signature, i);
|
|
if (i === 0 && args[i].parent.kind === 153 /* TaggedTemplateExpression */) {
|
|
inferTypes(context, globalTemplateStringsArrayType, parameterType);
|
|
continue;
|
|
}
|
|
inferTypes(context, checkExpressionWithContextualType(args[i], parameterType, mapper), parameterType);
|
|
}
|
|
}
|
|
if (excludeArgument) {
|
|
for (var i = 0; i < args.length; i++) {
|
|
if (args[i].kind === 167 /* OmittedExpression */) {
|
|
continue;
|
|
}
|
|
if (excludeArgument[i] === false) {
|
|
var parameterType = getTypeAtPosition(signature, i);
|
|
inferTypes(context, checkExpressionWithContextualType(args[i], parameterType, mapper), parameterType);
|
|
}
|
|
}
|
|
}
|
|
var inferredTypes = getInferredTypes(context);
|
|
context.failedTypeParameterIndex = ts.indexOf(inferredTypes, inferenceFailureType);
|
|
for (var i = 0; i < inferredTypes.length; i++) {
|
|
if (inferredTypes[i] === inferenceFailureType) {
|
|
inferredTypes[i] = unknownType;
|
|
}
|
|
}
|
|
return context;
|
|
}
|
|
function checkTypeArguments(signature, typeArguments, typeArgumentResultTypes, reportErrors) {
|
|
var typeParameters = signature.typeParameters;
|
|
var typeArgumentsAreAssignable = true;
|
|
for (var i = 0; i < typeParameters.length; i++) {
|
|
var typeArgNode = typeArguments[i];
|
|
var typeArgument = getTypeFromTypeNode(typeArgNode);
|
|
typeArgumentResultTypes[i] = typeArgument;
|
|
if (typeArgumentsAreAssignable) {
|
|
var constraint = getConstraintOfTypeParameter(typeParameters[i]);
|
|
if (constraint) {
|
|
typeArgumentsAreAssignable = checkTypeAssignableTo(typeArgument, constraint, reportErrors ? typeArgNode : undefined, ts.Diagnostics.Type_0_does_not_satisfy_the_constraint_1);
|
|
}
|
|
}
|
|
}
|
|
return typeArgumentsAreAssignable;
|
|
}
|
|
function checkApplicableSignature(node, args, signature, relation, excludeArgument, reportErrors) {
|
|
for (var i = 0; i < args.length; i++) {
|
|
var arg = args[i];
|
|
var argType;
|
|
if (arg.kind === 167 /* OmittedExpression */) {
|
|
continue;
|
|
}
|
|
var paramType = getTypeAtPosition(signature, i);
|
|
if (i === 0 && node.kind === 153 /* TaggedTemplateExpression */) {
|
|
argType = globalTemplateStringsArrayType;
|
|
}
|
|
else {
|
|
argType = arg.kind === 8 /* StringLiteral */ && !reportErrors ? getStringLiteralType(arg) : checkExpressionWithContextualType(arg, paramType, excludeArgument && excludeArgument[i] ? identityMapper : undefined);
|
|
}
|
|
var isValidArgument = checkTypeRelatedTo(argType, paramType, relation, reportErrors ? arg : undefined, ts.Diagnostics.Argument_of_type_0_is_not_assignable_to_parameter_of_type_1);
|
|
if (!isValidArgument) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
function getEffectiveCallArguments(node) {
|
|
var args;
|
|
if (node.kind === 153 /* TaggedTemplateExpression */) {
|
|
var template = node.template;
|
|
args = [template];
|
|
if (template.kind === 165 /* TemplateExpression */) {
|
|
ts.forEach(template.templateSpans, function (span) {
|
|
args.push(span.expression);
|
|
});
|
|
}
|
|
}
|
|
else {
|
|
args = node.arguments || emptyArray;
|
|
}
|
|
return args;
|
|
}
|
|
function resolveCall(node, signatures, candidatesOutArray) {
|
|
var isTaggedTemplate = node.kind === 153 /* TaggedTemplateExpression */;
|
|
var typeArguments = isTaggedTemplate ? undefined : node.typeArguments;
|
|
ts.forEach(typeArguments, checkSourceElement);
|
|
var candidates = candidatesOutArray || [];
|
|
collectCandidates();
|
|
if (!candidates.length) {
|
|
error(node, ts.Diagnostics.Supplied_parameters_do_not_match_any_signature_of_call_target);
|
|
return resolveErrorCall(node);
|
|
}
|
|
var args = getEffectiveCallArguments(node);
|
|
var excludeArgument;
|
|
for (var i = isTaggedTemplate ? 1 : 0; i < args.length; i++) {
|
|
if (isContextSensitive(args[i])) {
|
|
if (!excludeArgument) {
|
|
excludeArgument = new Array(args.length);
|
|
}
|
|
excludeArgument[i] = true;
|
|
}
|
|
}
|
|
var candidateForArgumentError;
|
|
var candidateForTypeArgumentError;
|
|
var resultOfFailedInference;
|
|
var result;
|
|
if (candidates.length > 1) {
|
|
result = chooseOverload(candidates, subtypeRelation);
|
|
}
|
|
if (!result) {
|
|
candidateForArgumentError = undefined;
|
|
candidateForTypeArgumentError = undefined;
|
|
resultOfFailedInference = undefined;
|
|
result = chooseOverload(candidates, assignableRelation);
|
|
}
|
|
if (result) {
|
|
return result;
|
|
}
|
|
if (candidateForArgumentError) {
|
|
checkApplicableSignature(node, args, candidateForArgumentError, assignableRelation, undefined, true);
|
|
}
|
|
else if (candidateForTypeArgumentError) {
|
|
if (!isTaggedTemplate && node.typeArguments) {
|
|
checkTypeArguments(candidateForTypeArgumentError, node.typeArguments, [], true);
|
|
}
|
|
else {
|
|
ts.Debug.assert(resultOfFailedInference.failedTypeParameterIndex >= 0);
|
|
var failedTypeParameter = candidateForTypeArgumentError.typeParameters[resultOfFailedInference.failedTypeParameterIndex];
|
|
var inferenceCandidates = getInferenceCandidates(resultOfFailedInference, resultOfFailedInference.failedTypeParameterIndex);
|
|
var diagnosticChainHead = ts.chainDiagnosticMessages(undefined, ts.Diagnostics.The_type_argument_for_type_parameter_0_cannot_be_inferred_from_the_usage_Consider_specifying_the_type_arguments_explicitly, typeToString(failedTypeParameter));
|
|
reportNoCommonSupertypeError(inferenceCandidates, node.expression || node.tag, diagnosticChainHead);
|
|
}
|
|
}
|
|
else {
|
|
error(node, ts.Diagnostics.Supplied_parameters_do_not_match_any_signature_of_call_target);
|
|
}
|
|
if (!fullTypeCheck) {
|
|
for (var i = 0, n = candidates.length; i < n; i++) {
|
|
if (hasCorrectArity(node, args, candidates[i])) {
|
|
return candidates[i];
|
|
}
|
|
}
|
|
}
|
|
return resolveErrorCall(node);
|
|
function chooseOverload(candidates, relation) {
|
|
for (var i = 0; i < candidates.length; i++) {
|
|
if (!hasCorrectArity(node, args, candidates[i])) {
|
|
continue;
|
|
}
|
|
var originalCandidate = candidates[i];
|
|
var inferenceResult;
|
|
while (true) {
|
|
var candidate = originalCandidate;
|
|
if (candidate.typeParameters) {
|
|
var typeArgumentTypes;
|
|
var typeArgumentsAreValid;
|
|
if (typeArguments) {
|
|
typeArgumentTypes = new Array(candidate.typeParameters.length);
|
|
typeArgumentsAreValid = checkTypeArguments(candidate, typeArguments, typeArgumentTypes, false);
|
|
}
|
|
else {
|
|
inferenceResult = inferTypeArguments(candidate, args, excludeArgument);
|
|
typeArgumentsAreValid = inferenceResult.failedTypeParameterIndex < 0;
|
|
typeArgumentTypes = inferenceResult.inferredTypes;
|
|
}
|
|
if (!typeArgumentsAreValid) {
|
|
break;
|
|
}
|
|
candidate = getSignatureInstantiation(candidate, typeArgumentTypes);
|
|
}
|
|
if (!checkApplicableSignature(node, args, candidate, relation, excludeArgument, false)) {
|
|
break;
|
|
}
|
|
var index = excludeArgument ? ts.indexOf(excludeArgument, true) : -1;
|
|
if (index < 0) {
|
|
return candidate;
|
|
}
|
|
excludeArgument[index] = false;
|
|
}
|
|
if (originalCandidate.typeParameters) {
|
|
var instantiatedCandidate = candidate;
|
|
if (typeArgumentsAreValid) {
|
|
candidateForArgumentError = instantiatedCandidate;
|
|
}
|
|
else {
|
|
candidateForTypeArgumentError = originalCandidate;
|
|
if (!typeArguments) {
|
|
resultOfFailedInference = inferenceResult;
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
ts.Debug.assert(originalCandidate === candidate);
|
|
candidateForArgumentError = originalCandidate;
|
|
}
|
|
}
|
|
return undefined;
|
|
}
|
|
function collectCandidates() {
|
|
var result = candidates;
|
|
var lastParent;
|
|
var lastSymbol;
|
|
var cutoffPos = 0;
|
|
var pos;
|
|
ts.Debug.assert(!result.length);
|
|
for (var i = 0; i < signatures.length; i++) {
|
|
var signature = signatures[i];
|
|
var symbol = signature.declaration && getSymbolOfNode(signature.declaration);
|
|
var parent = signature.declaration && signature.declaration.parent;
|
|
if (!lastSymbol || symbol === lastSymbol) {
|
|
if (lastParent && parent === lastParent) {
|
|
pos++;
|
|
}
|
|
else {
|
|
lastParent = parent;
|
|
pos = cutoffPos;
|
|
}
|
|
}
|
|
else {
|
|
pos = cutoffPos = result.length;
|
|
lastParent = parent;
|
|
}
|
|
lastSymbol = symbol;
|
|
for (var j = result.length; j > pos; j--) {
|
|
result[j] = result[j - 1];
|
|
}
|
|
result[pos] = signature;
|
|
}
|
|
}
|
|
}
|
|
function resolveCallExpression(node, candidatesOutArray) {
|
|
if (node.expression.kind === 90 /* SuperKeyword */) {
|
|
var superType = checkSuperExpression(node.expression);
|
|
if (superType !== unknownType) {
|
|
return resolveCall(node, getSignaturesOfType(superType, 1 /* Construct */), candidatesOutArray);
|
|
}
|
|
return resolveUntypedCall(node);
|
|
}
|
|
var funcType = checkExpression(node.expression);
|
|
var apparentType = getApparentType(funcType);
|
|
if (apparentType === unknownType) {
|
|
return resolveErrorCall(node);
|
|
}
|
|
var callSignatures = getSignaturesOfType(apparentType, 0 /* Call */);
|
|
var constructSignatures = getSignaturesOfType(apparentType, 1 /* Construct */);
|
|
if (funcType === anyType || (!callSignatures.length && !constructSignatures.length && !(funcType.flags & 16384 /* Union */) && isTypeAssignableTo(funcType, globalFunctionType))) {
|
|
if (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 {
|
|
error(node, ts.Diagnostics.Cannot_invoke_an_expression_whose_type_lacks_a_call_signature);
|
|
}
|
|
return resolveErrorCall(node);
|
|
}
|
|
return resolveCall(node, callSignatures, candidatesOutArray);
|
|
}
|
|
function resolveNewExpression(node, candidatesOutArray) {
|
|
var expressionType = checkExpression(node.expression);
|
|
if (expressionType === anyType) {
|
|
if (node.typeArguments) {
|
|
error(node, ts.Diagnostics.Untyped_function_calls_may_not_accept_type_arguments);
|
|
}
|
|
return resolveUntypedCall(node);
|
|
}
|
|
expressionType = getApparentType(expressionType);
|
|
if (expressionType === unknownType) {
|
|
return resolveErrorCall(node);
|
|
}
|
|
var constructSignatures = getSignaturesOfType(expressionType, 1 /* Construct */);
|
|
if (constructSignatures.length) {
|
|
return resolveCall(node, constructSignatures, candidatesOutArray);
|
|
}
|
|
var callSignatures = getSignaturesOfType(expressionType, 0 /* Call */);
|
|
if (callSignatures.length) {
|
|
var signature = resolveCall(node, callSignatures, candidatesOutArray);
|
|
if (getReturnTypeOfSignature(signature) !== voidType) {
|
|
error(node, ts.Diagnostics.Only_a_void_function_can_be_called_with_the_new_keyword);
|
|
}
|
|
return signature;
|
|
}
|
|
error(node, ts.Diagnostics.Cannot_use_new_with_an_expression_whose_type_lacks_a_call_or_construct_signature);
|
|
return resolveErrorCall(node);
|
|
}
|
|
function resolveTaggedTemplateExpression(node, candidatesOutArray) {
|
|
var tagType = checkExpression(node.tag);
|
|
var apparentType = getApparentType(tagType);
|
|
if (apparentType === unknownType) {
|
|
return resolveErrorCall(node);
|
|
}
|
|
var callSignatures = getSignaturesOfType(apparentType, 0 /* Call */);
|
|
if (tagType === anyType || (!callSignatures.length && !(tagType.flags & 16384 /* Union */) && isTypeAssignableTo(tagType, globalFunctionType))) {
|
|
return resolveUntypedCall(node);
|
|
}
|
|
if (!callSignatures.length) {
|
|
error(node, ts.Diagnostics.Cannot_invoke_an_expression_whose_type_lacks_a_call_signature);
|
|
return resolveErrorCall(node);
|
|
}
|
|
return resolveCall(node, callSignatures, candidatesOutArray);
|
|
}
|
|
function getResolvedSignature(node, candidatesOutArray) {
|
|
var links = getNodeLinks(node);
|
|
if (!links.resolvedSignature || candidatesOutArray) {
|
|
links.resolvedSignature = anySignature;
|
|
if (node.kind === 151 /* CallExpression */) {
|
|
links.resolvedSignature = resolveCallExpression(node, candidatesOutArray);
|
|
}
|
|
else if (node.kind === 152 /* NewExpression */) {
|
|
links.resolvedSignature = resolveNewExpression(node, candidatesOutArray);
|
|
}
|
|
else if (node.kind === 153 /* TaggedTemplateExpression */) {
|
|
links.resolvedSignature = resolveTaggedTemplateExpression(node, candidatesOutArray);
|
|
}
|
|
else {
|
|
ts.Debug.fail("Branch in 'getResolvedSignature' should be unreachable.");
|
|
}
|
|
}
|
|
return links.resolvedSignature;
|
|
}
|
|
function checkCallExpression(node) {
|
|
var signature = getResolvedSignature(node);
|
|
if (node.expression.kind === 90 /* SuperKeyword */) {
|
|
return voidType;
|
|
}
|
|
if (node.kind === 152 /* NewExpression */) {
|
|
var declaration = signature.declaration;
|
|
if (declaration && declaration.kind !== 129 /* Constructor */ && declaration.kind !== 133 /* ConstructSignature */ && declaration.kind !== 137 /* ConstructorType */) {
|
|
if (compilerOptions.noImplicitAny) {
|
|
error(node, ts.Diagnostics.new_expression_whose_target_lacks_a_construct_signature_implicitly_has_an_any_type);
|
|
}
|
|
return anyType;
|
|
}
|
|
}
|
|
return getReturnTypeOfSignature(signature);
|
|
}
|
|
function checkTaggedTemplateExpression(node) {
|
|
return getReturnTypeOfSignature(getResolvedSignature(node));
|
|
}
|
|
function checkTypeAssertion(node) {
|
|
var exprType = checkExpression(node.expression);
|
|
var targetType = getTypeFromTypeNode(node.type);
|
|
if (fullTypeCheck && targetType !== unknownType) {
|
|
var widenedType = getWidenedType(exprType);
|
|
if (!(isTypeAssignableTo(targetType, widenedType))) {
|
|
checkTypeAssignableTo(exprType, targetType, node, ts.Diagnostics.Neither_type_0_nor_type_1_is_assignable_to_the_other);
|
|
}
|
|
}
|
|
return targetType;
|
|
}
|
|
function getTypeAtPosition(signature, pos) {
|
|
return signature.hasRestParameter ? pos < signature.parameters.length - 1 ? getTypeOfSymbol(signature.parameters[pos]) : getRestTypeOfSignature(signature) : pos < signature.parameters.length ? getTypeOfSymbol(signature.parameters[pos]) : anyType;
|
|
}
|
|
function assignContextualParameterTypes(signature, context, mapper) {
|
|
var len = signature.parameters.length - (signature.hasRestParameter ? 1 : 0);
|
|
for (var i = 0; i < len; i++) {
|
|
var parameter = signature.parameters[i];
|
|
var links = getSymbolLinks(parameter);
|
|
links.type = instantiateType(getTypeAtPosition(context, i), mapper);
|
|
}
|
|
if (signature.hasRestParameter && context.hasRestParameter && signature.parameters.length >= context.parameters.length) {
|
|
var parameter = signature.parameters[signature.parameters.length - 1];
|
|
var links = getSymbolLinks(parameter);
|
|
links.type = instantiateType(getTypeOfSymbol(context.parameters[context.parameters.length - 1]), mapper);
|
|
}
|
|
}
|
|
function getReturnTypeFromBody(func, contextualMapper) {
|
|
var contextualSignature = getContextualSignatureForFunctionLikeDeclaration(func);
|
|
if (func.body.kind !== 169 /* Block */) {
|
|
var type = checkExpressionCached(func.body, contextualMapper);
|
|
}
|
|
else {
|
|
var types = checkAndAggregateReturnExpressionTypes(func.body, contextualMapper);
|
|
if (types.length === 0) {
|
|
return voidType;
|
|
}
|
|
var type = contextualSignature ? getUnionType(types) : getCommonSupertype(types);
|
|
if (!type) {
|
|
error(func, ts.Diagnostics.No_best_common_type_exists_among_return_expressions);
|
|
return unknownType;
|
|
}
|
|
}
|
|
if (!contextualSignature) {
|
|
reportErrorsFromWidening(func, type);
|
|
}
|
|
return getWidenedType(type);
|
|
}
|
|
function checkAndAggregateReturnExpressionTypes(body, contextualMapper) {
|
|
var aggregatedTypes = [];
|
|
ts.forEachReturnStatement(body, function (returnStatement) {
|
|
var expr = returnStatement.expression;
|
|
if (expr) {
|
|
var type = checkExpressionCached(expr, contextualMapper);
|
|
if (!ts.contains(aggregatedTypes, type)) {
|
|
aggregatedTypes.push(type);
|
|
}
|
|
}
|
|
});
|
|
return aggregatedTypes;
|
|
}
|
|
function bodyContainsAReturnStatement(funcBody) {
|
|
return ts.forEachReturnStatement(funcBody, function (returnStatement) {
|
|
return true;
|
|
});
|
|
}
|
|
function bodyContainsSingleThrowStatement(body) {
|
|
return (body.statements.length === 1) && (body.statements[0].kind === 184 /* ThrowStatement */);
|
|
}
|
|
function checkIfNonVoidFunctionHasReturnExpressionsOrSingleThrowStatment(func, returnType) {
|
|
if (!fullTypeCheck) {
|
|
return;
|
|
}
|
|
if (returnType === voidType || returnType === anyType) {
|
|
return;
|
|
}
|
|
if (!func.body || func.body.kind !== 169 /* Block */) {
|
|
return;
|
|
}
|
|
var bodyBlock = func.body;
|
|
if (bodyContainsAReturnStatement(bodyBlock)) {
|
|
return;
|
|
}
|
|
if (bodyContainsSingleThrowStatement(bodyBlock)) {
|
|
return;
|
|
}
|
|
error(func.type, ts.Diagnostics.A_function_whose_declared_type_is_neither_void_nor_any_must_return_a_value_or_consist_of_a_single_throw_statement);
|
|
}
|
|
function checkFunctionExpressionOrObjectLiteralMethod(node, contextualMapper) {
|
|
ts.Debug.assert(node.kind !== 128 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node));
|
|
if (contextualMapper === identityMapper) {
|
|
return anyFunctionType;
|
|
}
|
|
var links = getNodeLinks(node);
|
|
var type = getTypeOfSymbol(node.symbol);
|
|
if (!(links.flags & 64 /* ContextChecked */)) {
|
|
var contextualSignature = getContextualSignature(node);
|
|
if (!(links.flags & 64 /* ContextChecked */)) {
|
|
links.flags |= 64 /* ContextChecked */;
|
|
if (contextualSignature) {
|
|
var signature = getSignaturesOfType(type, 0 /* Call */)[0];
|
|
if (isContextSensitive(node)) {
|
|
assignContextualParameterTypes(signature, contextualSignature, contextualMapper || identityMapper);
|
|
}
|
|
if (!node.type) {
|
|
signature.resolvedReturnType = resolvingType;
|
|
var returnType = getReturnTypeFromBody(node, contextualMapper);
|
|
if (signature.resolvedReturnType === resolvingType) {
|
|
signature.resolvedReturnType = returnType;
|
|
}
|
|
}
|
|
}
|
|
checkSignatureDeclaration(node);
|
|
}
|
|
}
|
|
if (fullTypeCheck && node.kind !== 128 /* MethodDeclaration */ && node.kind !== 127 /* MethodSignature */) {
|
|
checkCollisionWithCapturedSuperVariable(node, node.name);
|
|
checkCollisionWithCapturedThisVariable(node, node.name);
|
|
}
|
|
return type;
|
|
}
|
|
function checkFunctionExpressionOrObjectLiteralMethodBody(node) {
|
|
ts.Debug.assert(node.kind !== 128 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node));
|
|
if (node.type) {
|
|
checkIfNonVoidFunctionHasReturnExpressionsOrSingleThrowStatment(node, getTypeFromTypeNode(node.type));
|
|
}
|
|
if (node.body) {
|
|
if (node.body.kind === 169 /* Block */) {
|
|
checkSourceElement(node.body);
|
|
}
|
|
else {
|
|
var exprType = checkExpression(node.body);
|
|
if (node.type) {
|
|
checkTypeAssignableTo(exprType, getTypeFromTypeNode(node.type), node.body, undefined);
|
|
}
|
|
checkFunctionExpressionBodies(node.body);
|
|
}
|
|
}
|
|
}
|
|
function checkArithmeticOperandType(operand, type, diagnostic) {
|
|
if (!(type.flags & (1 /* Any */ | 132 /* NumberLike */))) {
|
|
error(operand, diagnostic);
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
function checkReferenceExpression(n, invalidReferenceMessage, constantVarianleMessage) {
|
|
function findSymbol(n) {
|
|
var symbol = getNodeLinks(n).resolvedSymbol;
|
|
return symbol && getExportSymbolOfValueSymbolIfExported(symbol);
|
|
}
|
|
function isReferenceOrErrorExpression(n) {
|
|
switch (n.kind) {
|
|
case 64 /* Identifier */:
|
|
var symbol = findSymbol(n);
|
|
return !symbol || symbol === unknownSymbol || symbol === argumentsSymbol || (symbol.flags & 3 /* Variable */) !== 0;
|
|
case 149 /* PropertyAccessExpression */:
|
|
var symbol = findSymbol(n);
|
|
return !symbol || symbol === unknownSymbol || (symbol.flags & ~8 /* EnumMember */) !== 0;
|
|
case 150 /* ElementAccessExpression */:
|
|
return true;
|
|
case 155 /* ParenthesizedExpression */:
|
|
return isReferenceOrErrorExpression(n.expression);
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
function isConstVariableReference(n) {
|
|
switch (n.kind) {
|
|
case 64 /* Identifier */:
|
|
case 149 /* PropertyAccessExpression */:
|
|
var symbol = findSymbol(n);
|
|
return symbol && (symbol.flags & 3 /* Variable */) !== 0 && (getDeclarationFlagsFromSymbol(symbol) & 4096 /* Const */) !== 0;
|
|
case 150 /* ElementAccessExpression */:
|
|
var index = n.argumentExpression;
|
|
var symbol = findSymbol(n.expression);
|
|
if (symbol && index && index.kind === 8 /* StringLiteral */) {
|
|
var name = index.text;
|
|
var prop = getPropertyOfType(getTypeOfSymbol(symbol), name);
|
|
return prop && (prop.flags & 3 /* Variable */) !== 0 && (getDeclarationFlagsFromSymbol(prop) & 4096 /* Const */) !== 0;
|
|
}
|
|
return false;
|
|
case 155 /* ParenthesizedExpression */:
|
|
return isConstVariableReference(n.expression);
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
if (!isReferenceOrErrorExpression(n)) {
|
|
error(n, invalidReferenceMessage);
|
|
return false;
|
|
}
|
|
if (isConstVariableReference(n)) {
|
|
error(n, constantVarianleMessage);
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
function checkDeleteExpression(node) {
|
|
var operandType = checkExpression(node.expression);
|
|
return booleanType;
|
|
}
|
|
function checkTypeOfExpression(node) {
|
|
var operandType = checkExpression(node.expression);
|
|
return stringType;
|
|
}
|
|
function checkVoidExpression(node) {
|
|
var operandType = checkExpression(node.expression);
|
|
return undefinedType;
|
|
}
|
|
function checkPrefixUnaryExpression(node) {
|
|
var operandType = checkExpression(node.operand);
|
|
switch (node.operator) {
|
|
case 33 /* PlusToken */:
|
|
case 34 /* MinusToken */:
|
|
case 47 /* TildeToken */:
|
|
return numberType;
|
|
case 46 /* ExclamationToken */:
|
|
return booleanType;
|
|
case 38 /* PlusPlusToken */:
|
|
case 39 /* MinusMinusToken */:
|
|
var ok = checkArithmeticOperandType(node.operand, operandType, 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_property_or_indexer, ts.Diagnostics.The_operand_of_an_increment_or_decrement_operator_cannot_be_a_constant);
|
|
}
|
|
return numberType;
|
|
}
|
|
return unknownType;
|
|
}
|
|
function checkPostfixUnaryExpression(node) {
|
|
var operandType = checkExpression(node.operand);
|
|
var ok = checkArithmeticOperandType(node.operand, operandType, 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_property_or_indexer, ts.Diagnostics.The_operand_of_an_increment_or_decrement_operator_cannot_be_a_constant);
|
|
}
|
|
return numberType;
|
|
}
|
|
function isStructuredType(type) {
|
|
if (type.flags & 16384 /* Union */) {
|
|
return !ts.forEach(type.types, function (t) { return !isStructuredType(t); });
|
|
}
|
|
return (type.flags & (48128 /* ObjectType */ | 512 /* TypeParameter */)) !== 0;
|
|
}
|
|
function isConstEnumObjectType(type) {
|
|
return type.flags & (48128 /* ObjectType */ | 32768 /* Anonymous */) && type.symbol && isConstEnumSymbol(type.symbol);
|
|
}
|
|
function isConstEnumSymbol(symbol) {
|
|
return (symbol.flags & 128 /* ConstEnum */) !== 0;
|
|
}
|
|
function checkInstanceOfExpression(node, leftType, rightType) {
|
|
if (!(leftType.flags & 1 /* Any */ || isStructuredType(leftType))) {
|
|
error(node.left, ts.Diagnostics.The_left_hand_side_of_an_instanceof_expression_must_be_of_type_any_an_object_type_or_a_type_parameter);
|
|
}
|
|
if (!(rightType.flags & 1 /* Any */ || isTypeSubtypeOf(rightType, globalFunctionType))) {
|
|
error(node.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(node, leftType, rightType) {
|
|
if (leftType !== anyType && leftType !== stringType && leftType !== numberType) {
|
|
error(node.left, ts.Diagnostics.The_left_hand_side_of_an_in_expression_must_be_of_types_any_string_or_number);
|
|
}
|
|
if (!(rightType.flags & 1 /* Any */ || isStructuredType(rightType))) {
|
|
error(node.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, contextualMapper) {
|
|
var properties = node.properties;
|
|
for (var i = 0; i < properties.length; i++) {
|
|
var p = properties[i];
|
|
if (p.kind === 204 /* PropertyAssignment */ || p.kind === 205 /* ShorthandPropertyAssignment */) {
|
|
var name = p.name;
|
|
var type = sourceType.flags & 1 /* Any */ ? sourceType : getTypeOfPropertyOfType(sourceType, name.text) || isNumericName(name.text) && getIndexTypeOfType(sourceType, 1 /* Number */) || getIndexTypeOfType(sourceType, 0 /* String */);
|
|
if (type) {
|
|
checkDestructuringAssignment(p.initializer || name, type);
|
|
}
|
|
else {
|
|
error(name, ts.Diagnostics.Type_0_has_no_property_1_and_no_string_index_signature, typeToString(sourceType), ts.declarationNameToString(name));
|
|
}
|
|
}
|
|
else {
|
|
error(p, ts.Diagnostics.Property_assignment_expected);
|
|
}
|
|
}
|
|
return sourceType;
|
|
}
|
|
function checkArrayLiteralAssignment(node, sourceType, contextualMapper) {
|
|
if (!isTypeAssignableTo(sourceType, anyArrayType)) {
|
|
error(node, ts.Diagnostics.Type_0_is_not_an_array_type, typeToString(sourceType));
|
|
return sourceType;
|
|
}
|
|
var elements = node.elements;
|
|
for (var i = 0; i < elements.length; i++) {
|
|
var e = elements[i];
|
|
if (e.kind !== 167 /* OmittedExpression */) {
|
|
var propName = "" + i;
|
|
var type = sourceType.flags & 1 /* Any */ ? sourceType : isTupleLikeType(sourceType) ? getTypeOfPropertyOfType(sourceType, propName) : getIndexTypeOfType(sourceType, 1 /* Number */);
|
|
if (type) {
|
|
checkDestructuringAssignment(e, type, contextualMapper);
|
|
}
|
|
else {
|
|
error(e, ts.Diagnostics.Type_0_has_no_property_1, typeToString(sourceType), propName);
|
|
}
|
|
}
|
|
}
|
|
return sourceType;
|
|
}
|
|
function checkDestructuringAssignment(target, sourceType, contextualMapper) {
|
|
if (target.kind === 163 /* BinaryExpression */ && target.operator === 52 /* EqualsToken */) {
|
|
checkBinaryExpression(target, contextualMapper);
|
|
target = target.left;
|
|
}
|
|
if (target.kind === 148 /* ObjectLiteralExpression */) {
|
|
return checkObjectLiteralAssignment(target, sourceType, contextualMapper);
|
|
}
|
|
if (target.kind === 147 /* ArrayLiteralExpression */) {
|
|
return checkArrayLiteralAssignment(target, sourceType, contextualMapper);
|
|
}
|
|
var targetType = checkExpression(target, contextualMapper);
|
|
if (checkReferenceExpression(target, ts.Diagnostics.Invalid_left_hand_side_of_assignment_expression, ts.Diagnostics.Left_hand_side_of_assignment_expression_cannot_be_a_constant)) {
|
|
checkTypeAssignableTo(sourceType, targetType, target, undefined);
|
|
}
|
|
return sourceType;
|
|
}
|
|
function checkBinaryExpression(node, contextualMapper) {
|
|
var operator = node.operator;
|
|
if (operator === 52 /* EqualsToken */ && (node.left.kind === 148 /* ObjectLiteralExpression */ || node.left.kind === 147 /* ArrayLiteralExpression */)) {
|
|
return checkDestructuringAssignment(node.left, checkExpression(node.right, contextualMapper), contextualMapper);
|
|
}
|
|
var leftType = checkExpression(node.left, contextualMapper);
|
|
var rightType = checkExpression(node.right, contextualMapper);
|
|
switch (operator) {
|
|
case 35 /* AsteriskToken */:
|
|
case 55 /* AsteriskEqualsToken */:
|
|
case 36 /* SlashToken */:
|
|
case 56 /* SlashEqualsToken */:
|
|
case 37 /* PercentToken */:
|
|
case 57 /* PercentEqualsToken */:
|
|
case 34 /* MinusToken */:
|
|
case 54 /* MinusEqualsToken */:
|
|
case 40 /* LessThanLessThanToken */:
|
|
case 58 /* LessThanLessThanEqualsToken */:
|
|
case 41 /* GreaterThanGreaterThanToken */:
|
|
case 59 /* GreaterThanGreaterThanEqualsToken */:
|
|
case 42 /* GreaterThanGreaterThanGreaterThanToken */:
|
|
case 60 /* GreaterThanGreaterThanGreaterThanEqualsToken */:
|
|
case 44 /* BarToken */:
|
|
case 62 /* BarEqualsToken */:
|
|
case 45 /* CaretToken */:
|
|
case 63 /* CaretEqualsToken */:
|
|
case 43 /* AmpersandToken */:
|
|
case 61 /* AmpersandEqualsToken */:
|
|
if (leftType.flags & (32 /* Undefined */ | 64 /* Null */))
|
|
leftType = rightType;
|
|
if (rightType.flags & (32 /* Undefined */ | 64 /* Null */))
|
|
rightType = leftType;
|
|
var suggestedOperator;
|
|
if ((leftType.flags & 8 /* Boolean */) && (rightType.flags & 8 /* Boolean */) && (suggestedOperator = getSuggestedBooleanOperator(node.operator)) !== undefined) {
|
|
error(node, ts.Diagnostics.The_0_operator_is_not_allowed_for_boolean_types_Consider_using_1_instead, ts.tokenToString(node.operator), ts.tokenToString(suggestedOperator));
|
|
}
|
|
else {
|
|
var leftOk = checkArithmeticOperandType(node.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(node.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 33 /* PlusToken */:
|
|
case 53 /* PlusEqualsToken */:
|
|
if (leftType.flags & (32 /* Undefined */ | 64 /* Null */))
|
|
leftType = rightType;
|
|
if (rightType.flags & (32 /* Undefined */ | 64 /* Null */))
|
|
rightType = leftType;
|
|
var resultType;
|
|
if (leftType.flags & 132 /* NumberLike */ && rightType.flags & 132 /* NumberLike */) {
|
|
resultType = numberType;
|
|
}
|
|
else if (leftType.flags & 258 /* StringLike */ || rightType.flags & 258 /* StringLike */) {
|
|
resultType = stringType;
|
|
}
|
|
else if (leftType.flags & 1 /* Any */ || leftType === unknownType || rightType.flags & 1 /* Any */ || rightType === unknownType) {
|
|
resultType = anyType;
|
|
}
|
|
if (!resultType) {
|
|
reportOperatorError();
|
|
return anyType;
|
|
}
|
|
if (operator === 53 /* PlusEqualsToken */) {
|
|
checkAssignmentOperator(resultType);
|
|
}
|
|
return resultType;
|
|
case 28 /* EqualsEqualsToken */:
|
|
case 29 /* ExclamationEqualsToken */:
|
|
case 30 /* EqualsEqualsEqualsToken */:
|
|
case 31 /* ExclamationEqualsEqualsToken */:
|
|
case 24 /* LessThanToken */:
|
|
case 25 /* GreaterThanToken */:
|
|
case 26 /* LessThanEqualsToken */:
|
|
case 27 /* GreaterThanEqualsToken */:
|
|
if (!isTypeAssignableTo(leftType, rightType) && !isTypeAssignableTo(rightType, leftType)) {
|
|
reportOperatorError();
|
|
}
|
|
return booleanType;
|
|
case 86 /* InstanceOfKeyword */:
|
|
return checkInstanceOfExpression(node, leftType, rightType);
|
|
case 85 /* InKeyword */:
|
|
return checkInExpression(node, leftType, rightType);
|
|
case 48 /* AmpersandAmpersandToken */:
|
|
return rightType;
|
|
case 49 /* BarBarToken */:
|
|
return getUnionType([leftType, rightType]);
|
|
case 52 /* EqualsToken */:
|
|
checkAssignmentOperator(rightType);
|
|
return rightType;
|
|
case 23 /* CommaToken */:
|
|
return rightType;
|
|
}
|
|
function getSuggestedBooleanOperator(operator) {
|
|
switch (operator) {
|
|
case 44 /* BarToken */:
|
|
case 62 /* BarEqualsToken */:
|
|
return 49 /* BarBarToken */;
|
|
case 45 /* CaretToken */:
|
|
case 63 /* CaretEqualsToken */:
|
|
return 31 /* ExclamationEqualsEqualsToken */;
|
|
case 43 /* AmpersandToken */:
|
|
case 61 /* AmpersandEqualsToken */:
|
|
return 48 /* AmpersandAmpersandToken */;
|
|
default:
|
|
return undefined;
|
|
}
|
|
}
|
|
function checkAssignmentOperator(valueType) {
|
|
if (fullTypeCheck && operator >= 52 /* FirstAssignment */ && operator <= 63 /* LastAssignment */) {
|
|
var ok = checkReferenceExpression(node.left, ts.Diagnostics.Invalid_left_hand_side_of_assignment_expression, ts.Diagnostics.Left_hand_side_of_assignment_expression_cannot_be_a_constant);
|
|
if (ok) {
|
|
checkTypeAssignableTo(valueType, leftType, node.left, undefined);
|
|
}
|
|
}
|
|
}
|
|
function reportOperatorError() {
|
|
error(node, ts.Diagnostics.Operator_0_cannot_be_applied_to_types_1_and_2, ts.tokenToString(node.operator), typeToString(leftType), typeToString(rightType));
|
|
}
|
|
}
|
|
function checkConditionalExpression(node, contextualMapper) {
|
|
checkExpression(node.condition);
|
|
var type1 = checkExpression(node.whenTrue, contextualMapper);
|
|
var type2 = checkExpression(node.whenFalse, contextualMapper);
|
|
return getUnionType([type1, type2]);
|
|
}
|
|
function checkTemplateExpression(node) {
|
|
ts.forEach(node.templateSpans, function (templateSpan) {
|
|
checkExpression(templateSpan.expression);
|
|
});
|
|
return stringType;
|
|
}
|
|
function checkExpressionWithContextualType(node, contextualType, contextualMapper) {
|
|
var saveContextualType = node.contextualType;
|
|
node.contextualType = contextualType;
|
|
var result = checkExpression(node, contextualMapper);
|
|
node.contextualType = saveContextualType;
|
|
return result;
|
|
}
|
|
function checkExpressionCached(node, contextualMapper) {
|
|
var links = getNodeLinks(node);
|
|
if (!links.resolvedType) {
|
|
links.resolvedType = checkExpression(node, contextualMapper);
|
|
}
|
|
return links.resolvedType;
|
|
}
|
|
function checkObjectLiteralMethod(node, contextualMapper) {
|
|
var uninstantiatedType = checkFunctionExpressionOrObjectLiteralMethod(node, contextualMapper);
|
|
return instantiateTypeWithSingleGenericCallSignature(node, uninstantiatedType, contextualMapper);
|
|
}
|
|
function instantiateTypeWithSingleGenericCallSignature(node, type, contextualMapper) {
|
|
if (contextualMapper && contextualMapper !== identityMapper) {
|
|
var signature = getSingleCallSignature(type);
|
|
if (signature && signature.typeParameters) {
|
|
var contextualType = getContextualType(node);
|
|
if (contextualType) {
|
|
var contextualSignature = getSingleCallSignature(contextualType);
|
|
if (contextualSignature && !contextualSignature.typeParameters) {
|
|
return getOrCreateTypeFromSignature(instantiateSignatureInContextOf(signature, contextualSignature, contextualMapper));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return type;
|
|
}
|
|
function checkExpression(node, contextualMapper) {
|
|
return checkExpressionOrQualifiedName(node, contextualMapper);
|
|
}
|
|
function checkExpressionOrQualifiedName(node, contextualMapper) {
|
|
var type;
|
|
if (node.kind == 121 /* QualifiedName */) {
|
|
type = checkQualifiedName(node);
|
|
}
|
|
else {
|
|
var uninstantiatedType = checkExpressionWorker(node, contextualMapper);
|
|
type = instantiateTypeWithSingleGenericCallSignature(node, uninstantiatedType, contextualMapper);
|
|
}
|
|
if (isConstEnumObjectType(type)) {
|
|
var ok = (node.parent.kind === 149 /* PropertyAccessExpression */ && node.parent.expression === node) || (node.parent.kind === 150 /* ElementAccessExpression */ && node.parent.expression === node) || ((node.kind === 64 /* Identifier */ || node.kind === 121 /* QualifiedName */) && isInRightSideOfImportOrExportAssignment(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);
|
|
}
|
|
}
|
|
return type;
|
|
}
|
|
function checkExpressionWorker(node, contextualMapper) {
|
|
switch (node.kind) {
|
|
case 64 /* Identifier */:
|
|
return checkIdentifier(node);
|
|
case 92 /* ThisKeyword */:
|
|
return checkThisExpression(node);
|
|
case 90 /* SuperKeyword */:
|
|
return checkSuperExpression(node);
|
|
case 88 /* NullKeyword */:
|
|
return nullType;
|
|
case 94 /* TrueKeyword */:
|
|
case 79 /* FalseKeyword */:
|
|
return booleanType;
|
|
case 7 /* NumericLiteral */:
|
|
return numberType;
|
|
case 165 /* TemplateExpression */:
|
|
return checkTemplateExpression(node);
|
|
case 8 /* StringLiteral */:
|
|
case 10 /* NoSubstitutionTemplateLiteral */:
|
|
return stringType;
|
|
case 9 /* RegularExpressionLiteral */:
|
|
return globalRegExpType;
|
|
case 147 /* ArrayLiteralExpression */:
|
|
return checkArrayLiteral(node, contextualMapper);
|
|
case 148 /* ObjectLiteralExpression */:
|
|
return checkObjectLiteral(node, contextualMapper);
|
|
case 149 /* PropertyAccessExpression */:
|
|
return checkPropertyAccessExpression(node);
|
|
case 150 /* ElementAccessExpression */:
|
|
return checkIndexedAccess(node);
|
|
case 151 /* CallExpression */:
|
|
case 152 /* NewExpression */:
|
|
return checkCallExpression(node);
|
|
case 153 /* TaggedTemplateExpression */:
|
|
return checkTaggedTemplateExpression(node);
|
|
case 154 /* TypeAssertionExpression */:
|
|
return checkTypeAssertion(node);
|
|
case 155 /* ParenthesizedExpression */:
|
|
return checkExpression(node.expression);
|
|
case 156 /* FunctionExpression */:
|
|
case 157 /* ArrowFunction */:
|
|
return checkFunctionExpressionOrObjectLiteralMethod(node, contextualMapper);
|
|
case 159 /* TypeOfExpression */:
|
|
return checkTypeOfExpression(node);
|
|
case 158 /* DeleteExpression */:
|
|
return checkDeleteExpression(node);
|
|
case 160 /* VoidExpression */:
|
|
return checkVoidExpression(node);
|
|
case 161 /* PrefixUnaryExpression */:
|
|
return checkPrefixUnaryExpression(node);
|
|
case 162 /* PostfixUnaryExpression */:
|
|
return checkPostfixUnaryExpression(node);
|
|
case 163 /* BinaryExpression */:
|
|
return checkBinaryExpression(node, contextualMapper);
|
|
case 164 /* ConditionalExpression */:
|
|
return checkConditionalExpression(node, contextualMapper);
|
|
case 167 /* OmittedExpression */:
|
|
return undefinedType;
|
|
}
|
|
return unknownType;
|
|
}
|
|
function checkTypeParameter(node) {
|
|
checkSourceElement(node.constraint);
|
|
if (fullTypeCheck) {
|
|
checkTypeParameterHasIllegalReferencesInConstraint(node);
|
|
checkTypeNameIsReserved(node.name, ts.Diagnostics.Type_parameter_name_cannot_be_0);
|
|
}
|
|
}
|
|
function checkParameter(node) {
|
|
checkVariableLikeDeclaration(node);
|
|
var func = ts.getContainingFunction(node);
|
|
if (node.flags & (16 /* Public */ | 32 /* Private */ | 64 /* Protected */)) {
|
|
func = ts.getContainingFunction(node);
|
|
if (!(func.kind === 129 /* Constructor */ && func.body)) {
|
|
error(node, ts.Diagnostics.A_parameter_property_is_only_allowed_in_a_constructor_implementation);
|
|
}
|
|
}
|
|
if (node.dotDotDotToken) {
|
|
if (!isArrayType(getTypeOfSymbol(node.symbol))) {
|
|
error(node, ts.Diagnostics.A_rest_parameter_must_be_of_an_array_type);
|
|
}
|
|
}
|
|
}
|
|
function checkSignatureDeclaration(node) {
|
|
checkTypeParameters(node.typeParameters);
|
|
ts.forEach(node.parameters, checkParameter);
|
|
if (node.type) {
|
|
checkSourceElement(node.type);
|
|
}
|
|
if (fullTypeCheck) {
|
|
checkCollisionWithArgumentsInGeneratedCode(node);
|
|
if (compilerOptions.noImplicitAny && !node.type) {
|
|
switch (node.kind) {
|
|
case 133 /* ConstructSignature */:
|
|
error(node, ts.Diagnostics.Construct_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type);
|
|
break;
|
|
case 132 /* CallSignature */:
|
|
error(node, ts.Diagnostics.Call_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
checkSpecializedSignatureDeclaration(node);
|
|
}
|
|
function checkTypeForDuplicateIndexSignatures(node) {
|
|
if (node.kind === 192 /* InterfaceDeclaration */) {
|
|
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, len = indexSymbol.declarations.length; i < len; ++i) {
|
|
var declaration = indexSymbol.declarations[i];
|
|
if (declaration.parameters.length === 1 && declaration.parameters[0].type) {
|
|
switch (declaration.parameters[0].type.kind) {
|
|
case 119 /* StringKeyword */:
|
|
if (!seenStringIndexer) {
|
|
seenStringIndexer = true;
|
|
}
|
|
else {
|
|
error(declaration, ts.Diagnostics.Duplicate_string_index_signature);
|
|
}
|
|
break;
|
|
case 117 /* NumberKeyword */:
|
|
if (!seenNumericIndexer) {
|
|
seenNumericIndexer = true;
|
|
}
|
|
else {
|
|
error(declaration, ts.Diagnostics.Duplicate_number_index_signature);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
function checkPropertyDeclaration(node) {
|
|
checkVariableLikeDeclaration(node);
|
|
}
|
|
function checkMethodDeclaration(node) {
|
|
checkFunctionLikeDeclaration(node);
|
|
}
|
|
function checkConstructorDeclaration(node) {
|
|
checkSignatureDeclaration(node);
|
|
checkSourceElement(node.body);
|
|
var symbol = getSymbolOfNode(node);
|
|
var firstDeclaration = ts.getDeclarationOfKind(symbol, node.kind);
|
|
if (node === firstDeclaration) {
|
|
checkFunctionOrConstructorSymbol(symbol);
|
|
}
|
|
if (!node.body) {
|
|
return;
|
|
}
|
|
if (!fullTypeCheck) {
|
|
return;
|
|
}
|
|
function isSuperCallExpression(n) {
|
|
return n.kind === 151 /* CallExpression */ && n.expression.kind === 90 /* SuperKeyword */;
|
|
}
|
|
function containsSuperCall(n) {
|
|
if (isSuperCallExpression(n)) {
|
|
return true;
|
|
}
|
|
switch (n.kind) {
|
|
case 156 /* FunctionExpression */:
|
|
case 190 /* FunctionDeclaration */:
|
|
case 157 /* ArrowFunction */:
|
|
case 148 /* ObjectLiteralExpression */: return false;
|
|
default: return ts.forEachChild(n, containsSuperCall);
|
|
}
|
|
}
|
|
function markThisReferencesAsErrors(n) {
|
|
if (n.kind === 92 /* ThisKeyword */) {
|
|
error(n, ts.Diagnostics.this_cannot_be_referenced_in_current_location);
|
|
}
|
|
else if (n.kind !== 156 /* FunctionExpression */ && n.kind !== 190 /* FunctionDeclaration */) {
|
|
ts.forEachChild(n, markThisReferencesAsErrors);
|
|
}
|
|
}
|
|
function isInstancePropertyWithInitializer(n) {
|
|
return n.kind === 126 /* PropertyDeclaration */ && !(n.flags & 128 /* Static */) && !!n.initializer;
|
|
}
|
|
if (ts.getClassBaseTypeNode(node.parent)) {
|
|
if (containsSuperCall(node.body)) {
|
|
var superCallShouldBeFirst = ts.forEach(node.parent.members, isInstancePropertyWithInitializer) || ts.forEach(node.parameters, function (p) { return p.flags & (16 /* Public */ | 32 /* Private */ | 64 /* Protected */); });
|
|
if (superCallShouldBeFirst) {
|
|
var statements = node.body.statements;
|
|
if (!statements.length || statements[0].kind !== 172 /* ExpressionStatement */ || !isSuperCallExpression(statements[0].expression)) {
|
|
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 {
|
|
markThisReferencesAsErrors(statements[0].expression);
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
error(node, ts.Diagnostics.Constructors_for_derived_classes_must_contain_a_super_call);
|
|
}
|
|
}
|
|
}
|
|
function checkAccessorDeclaration(node) {
|
|
if (fullTypeCheck) {
|
|
if (node.kind === 130 /* GetAccessor */) {
|
|
if (!ts.isInAmbientContext(node) && node.body && !(bodyContainsAReturnStatement(node.body) || bodyContainsSingleThrowStatement(node.body))) {
|
|
error(node.name, ts.Diagnostics.A_get_accessor_must_return_a_value_or_consist_of_a_single_throw_statement);
|
|
}
|
|
}
|
|
if (!ts.hasComputedNameButNotSymbol(node)) {
|
|
var otherKind = node.kind === 130 /* GetAccessor */ ? 131 /* SetAccessor */ : 130 /* GetAccessor */;
|
|
var otherAccessor = ts.getDeclarationOfKind(node.symbol, otherKind);
|
|
if (otherAccessor) {
|
|
if (((node.flags & 112 /* AccessibilityModifier */) !== (otherAccessor.flags & 112 /* AccessibilityModifier */))) {
|
|
error(node.name, ts.Diagnostics.Getter_and_setter_accessors_do_not_agree_in_visibility);
|
|
}
|
|
var currentAccessorType = getAnnotatedAccessorType(node);
|
|
var otherAccessorType = getAnnotatedAccessorType(otherAccessor);
|
|
if (currentAccessorType && otherAccessorType) {
|
|
if (!isTypeIdenticalTo(currentAccessorType, otherAccessorType)) {
|
|
error(node, ts.Diagnostics.get_and_set_accessor_must_have_the_same_type);
|
|
}
|
|
}
|
|
}
|
|
checkAndStoreTypeOfAccessors(getSymbolOfNode(node));
|
|
}
|
|
}
|
|
checkFunctionLikeDeclaration(node);
|
|
}
|
|
function checkTypeReference(node) {
|
|
var type = getTypeFromTypeReferenceNode(node);
|
|
if (type !== unknownType && node.typeArguments) {
|
|
var len = node.typeArguments.length;
|
|
for (var i = 0; i < len; i++) {
|
|
checkSourceElement(node.typeArguments[i]);
|
|
var constraint = getConstraintOfTypeParameter(type.target.typeParameters[i]);
|
|
if (fullTypeCheck && constraint) {
|
|
var typeArgument = type.typeArguments[i];
|
|
checkTypeAssignableTo(typeArgument, constraint, node, ts.Diagnostics.Type_0_does_not_satisfy_the_constraint_1);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
function checkTypeQuery(node) {
|
|
getTypeFromTypeQueryNode(node);
|
|
}
|
|
function checkTypeLiteral(node) {
|
|
ts.forEach(node.members, checkSourceElement);
|
|
if (fullTypeCheck) {
|
|
var type = getTypeFromTypeLiteralOrFunctionOrConstructorTypeNode(node);
|
|
checkIndexConstraints(type);
|
|
checkTypeForDuplicateIndexSignatures(node);
|
|
}
|
|
}
|
|
function checkArrayType(node) {
|
|
checkSourceElement(node.elementType);
|
|
}
|
|
function checkTupleType(node) {
|
|
ts.forEach(node.elementTypes, checkSourceElement);
|
|
}
|
|
function checkUnionType(node) {
|
|
ts.forEach(node.types, checkSourceElement);
|
|
}
|
|
function isPrivateWithinAmbient(node) {
|
|
return (node.flags & 32 /* Private */) && ts.isInAmbientContext(node);
|
|
}
|
|
function checkSpecializedSignatureDeclaration(signatureDeclarationNode) {
|
|
if (!fullTypeCheck) {
|
|
return;
|
|
}
|
|
var signature = getSignatureFromDeclaration(signatureDeclarationNode);
|
|
if (!signature.hasStringLiterals) {
|
|
return;
|
|
}
|
|
if (signatureDeclarationNode.body) {
|
|
error(signatureDeclarationNode, ts.Diagnostics.A_signature_with_an_implementation_cannot_use_a_string_literal_type);
|
|
return;
|
|
}
|
|
var signaturesToCheck;
|
|
if (!signatureDeclarationNode.name && signatureDeclarationNode.parent && signatureDeclarationNode.parent.kind === 192 /* InterfaceDeclaration */) {
|
|
ts.Debug.assert(signatureDeclarationNode.kind === 132 /* CallSignature */ || signatureDeclarationNode.kind === 133 /* ConstructSignature */);
|
|
var signatureKind = signatureDeclarationNode.kind === 132 /* CallSignature */ ? 0 /* Call */ : 1 /* Construct */;
|
|
var containingSymbol = getSymbolOfNode(signatureDeclarationNode.parent);
|
|
var containingType = getDeclaredTypeOfSymbol(containingSymbol);
|
|
signaturesToCheck = getSignaturesOfType(containingType, signatureKind);
|
|
}
|
|
else {
|
|
signaturesToCheck = getSignaturesOfSymbol(getSymbolOfNode(signatureDeclarationNode));
|
|
}
|
|
for (var i = 0; i < signaturesToCheck.length; i++) {
|
|
var otherSignature = signaturesToCheck[i];
|
|
if (!otherSignature.hasStringLiterals && isSignatureAssignableTo(signature, otherSignature)) {
|
|
return;
|
|
}
|
|
}
|
|
error(signatureDeclarationNode, ts.Diagnostics.Specialized_overload_signature_is_not_assignable_to_any_non_specialized_signature);
|
|
}
|
|
function getEffectiveDeclarationFlags(n, flagsToCheck) {
|
|
var flags = n.flags;
|
|
if (n.parent.kind !== 192 /* InterfaceDeclaration */ && ts.isInAmbientContext(n)) {
|
|
if (!(flags & 2 /* Ambient */)) {
|
|
flags |= 1 /* Export */;
|
|
}
|
|
flags |= 2 /* Ambient */;
|
|
}
|
|
return flags & flagsToCheck;
|
|
}
|
|
function checkFunctionOrConstructorSymbol(symbol) {
|
|
if (!fullTypeCheck) {
|
|
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 = getEffectiveDeclarationFlags(getCanonicalOverload(overloads, implementation), flagsToCheck);
|
|
ts.forEach(overloads, function (o) {
|
|
var deviation = getEffectiveDeclarationFlags(o, flagsToCheck) ^ canonicalFlags;
|
|
if (deviation & 1 /* Export */) {
|
|
error(o.name, ts.Diagnostics.Overload_signatures_must_all_be_exported_or_not_exported);
|
|
}
|
|
else if (deviation & 2 /* Ambient */) {
|
|
error(o.name, ts.Diagnostics.Overload_signatures_must_all_be_ambient_or_non_ambient);
|
|
}
|
|
else if (deviation & (32 /* Private */ | 64 /* Protected */)) {
|
|
error(o.name, ts.Diagnostics.Overload_signatures_must_all_be_public_private_or_protected);
|
|
}
|
|
});
|
|
}
|
|
}
|
|
function checkQuestionTokenAgreementBetweenOverloads(overloads, implementation, someHaveQuestionToken, allHaveQuestionToken) {
|
|
if (someHaveQuestionToken !== allHaveQuestionToken) {
|
|
var canonicalHasQuestionToken = ts.hasQuestionToken(getCanonicalOverload(overloads, implementation));
|
|
ts.forEach(overloads, function (o) {
|
|
var deviation = ts.hasQuestionToken(o) !== canonicalHasQuestionToken;
|
|
if (deviation) {
|
|
error(o.name, ts.Diagnostics.Overload_signatures_must_all_be_optional_or_required);
|
|
}
|
|
});
|
|
}
|
|
}
|
|
var flagsToCheck = 1 /* Export */ | 2 /* Ambient */ | 32 /* Private */ | 64 /* Protected */;
|
|
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 /* Constructor */) !== 0;
|
|
function reportImplementationExpectedError(node) {
|
|
if (node.name && ts.getFullWidth(node.name) === 0) {
|
|
return;
|
|
}
|
|
var seen = false;
|
|
var subsequentNode = ts.forEachChild(node.parent, function (c) {
|
|
if (seen) {
|
|
return c;
|
|
}
|
|
else {
|
|
seen = c === node;
|
|
}
|
|
});
|
|
if (subsequentNode) {
|
|
if (subsequentNode.kind === node.kind) {
|
|
var errorNode = subsequentNode.name || subsequentNode;
|
|
if (node.name && subsequentNode.name && node.name.text === subsequentNode.name.text) {
|
|
ts.Debug.assert(node.kind === 128 /* MethodDeclaration */ || node.kind === 127 /* MethodSignature */);
|
|
ts.Debug.assert((node.flags & 128 /* Static */) !== (subsequentNode.flags & 128 /* Static */));
|
|
var diagnostic = node.flags & 128 /* Static */ ? ts.Diagnostics.Function_overload_must_be_static : ts.Diagnostics.Function_overload_must_not_be_static;
|
|
error(errorNode, diagnostic);
|
|
return;
|
|
}
|
|
else if (subsequentNode.body) {
|
|
error(errorNode, 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 {
|
|
error(errorNode, ts.Diagnostics.Function_implementation_is_missing_or_not_immediately_following_the_declaration);
|
|
}
|
|
}
|
|
var isExportSymbolInsideModule = symbol.parent && symbol.parent.flags & 1536 /* Module */;
|
|
var duplicateFunctionDeclaration = false;
|
|
var multipleConstructorImplementation = false;
|
|
for (var i = 0; i < declarations.length; i++) {
|
|
var node = declarations[i];
|
|
var inAmbientContext = ts.isInAmbientContext(node);
|
|
var inAmbientContextOrInterface = node.parent.kind === 192 /* InterfaceDeclaration */ || node.parent.kind === 139 /* TypeLiteral */ || inAmbientContext;
|
|
if (inAmbientContextOrInterface) {
|
|
previousDeclaration = undefined;
|
|
}
|
|
if (node.kind === 190 /* FunctionDeclaration */ || node.kind === 128 /* MethodDeclaration */ || node.kind === 127 /* MethodSignature */ || node.kind === 129 /* Constructor */) {
|
|
var currentNodeFlags = getEffectiveDeclarationFlags(node, flagsToCheck);
|
|
someNodeFlags |= currentNodeFlags;
|
|
allNodeFlags &= currentNodeFlags;
|
|
someHaveQuestionToken = someHaveQuestionToken || ts.hasQuestionToken(node);
|
|
allHaveQuestionToken = allHaveQuestionToken && ts.hasQuestionToken(node);
|
|
if (node.body && bodyDeclaration) {
|
|
if (isConstructor) {
|
|
multipleConstructorImplementation = true;
|
|
}
|
|
else {
|
|
duplicateFunctionDeclaration = true;
|
|
}
|
|
}
|
|
else if (!isExportSymbolInsideModule && previousDeclaration && previousDeclaration.parent === node.parent && previousDeclaration.end !== node.pos) {
|
|
reportImplementationExpectedError(previousDeclaration);
|
|
}
|
|
if (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(declaration.name, ts.Diagnostics.Duplicate_function_implementation);
|
|
});
|
|
}
|
|
if (!isExportSymbolInsideModule && lastSeenNonAmbientDeclaration && !lastSeenNonAmbientDeclaration.body) {
|
|
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);
|
|
if (!bodySignature.hasStringLiterals) {
|
|
for (var i = 0, len = signatures.length; i < len; ++i) {
|
|
if (!signatures[i].hasStringLiterals && !isSignatureAssignableTo(bodySignature, signatures[i])) {
|
|
error(signatures[i].declaration, ts.Diagnostics.Overload_signature_is_not_compatible_with_function_implementation);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
function checkExportsOnMergedDeclarations(node) {
|
|
if (!fullTypeCheck) {
|
|
return;
|
|
}
|
|
var symbol;
|
|
var symbol = node.localSymbol;
|
|
if (!symbol) {
|
|
symbol = getSymbolOfNode(node);
|
|
if (!(symbol.flags & 7340032 /* Export */)) {
|
|
return;
|
|
}
|
|
}
|
|
if (ts.getDeclarationOfKind(symbol, node.kind) !== node) {
|
|
return;
|
|
}
|
|
var exportedDeclarationSpaces = 0;
|
|
var nonExportedDeclarationSpaces = 0;
|
|
ts.forEach(symbol.declarations, function (d) {
|
|
var declarationSpaces = getDeclarationSpaces(d);
|
|
if (getEffectiveDeclarationFlags(d, 1 /* Export */)) {
|
|
exportedDeclarationSpaces |= declarationSpaces;
|
|
}
|
|
else {
|
|
nonExportedDeclarationSpaces |= declarationSpaces;
|
|
}
|
|
});
|
|
var commonDeclarationSpace = exportedDeclarationSpaces & nonExportedDeclarationSpaces;
|
|
if (commonDeclarationSpace) {
|
|
ts.forEach(symbol.declarations, function (d) {
|
|
if (getDeclarationSpaces(d) & commonDeclarationSpace) {
|
|
error(d.name, ts.Diagnostics.Individual_declarations_in_merged_declaration_0_must_be_all_exported_or_all_local, ts.declarationNameToString(d.name));
|
|
}
|
|
});
|
|
}
|
|
function getDeclarationSpaces(d) {
|
|
switch (d.kind) {
|
|
case 192 /* InterfaceDeclaration */:
|
|
return 2097152 /* ExportType */;
|
|
case 195 /* ModuleDeclaration */:
|
|
return d.name.kind === 8 /* StringLiteral */ || ts.getModuleInstanceState(d) !== 0 /* NonInstantiated */ ? 4194304 /* ExportNamespace */ | 1048576 /* ExportValue */ : 4194304 /* ExportNamespace */;
|
|
case 191 /* ClassDeclaration */:
|
|
case 194 /* EnumDeclaration */:
|
|
return 2097152 /* ExportType */ | 1048576 /* ExportValue */;
|
|
case 197 /* ImportDeclaration */:
|
|
var result = 0;
|
|
var target = resolveImport(getSymbolOfNode(d));
|
|
ts.forEach(target.declarations, function (d) {
|
|
result |= getDeclarationSpaces(d);
|
|
});
|
|
return result;
|
|
default:
|
|
return 1048576 /* ExportValue */;
|
|
}
|
|
}
|
|
}
|
|
function checkFunctionDeclaration(node) {
|
|
checkFunctionLikeDeclaration(node);
|
|
if (fullTypeCheck) {
|
|
checkCollisionWithCapturedSuperVariable(node, node.name);
|
|
checkCollisionWithCapturedThisVariable(node, node.name);
|
|
checkCollisionWithRequireExportsInGeneratedCode(node, node.name);
|
|
}
|
|
}
|
|
function checkFunctionLikeDeclaration(node) {
|
|
checkSignatureDeclaration(node);
|
|
if (!ts.hasComputedNameButNotSymbol(node)) {
|
|
var symbol = getSymbolOfNode(node);
|
|
var localSymbol = node.localSymbol || symbol;
|
|
var firstDeclaration = ts.getDeclarationOfKind(localSymbol, node.kind);
|
|
if (node === firstDeclaration) {
|
|
checkFunctionOrConstructorSymbol(localSymbol);
|
|
}
|
|
if (symbol.parent) {
|
|
if (ts.getDeclarationOfKind(symbol, node.kind) === node) {
|
|
checkFunctionOrConstructorSymbol(symbol);
|
|
}
|
|
}
|
|
}
|
|
checkSourceElement(node.body);
|
|
if (node.type && !isAccessor(node.kind)) {
|
|
checkIfNonVoidFunctionHasReturnExpressionsOrSingleThrowStatment(node, getTypeFromTypeNode(node.type));
|
|
}
|
|
if (compilerOptions.noImplicitAny && !node.body && !node.type && !isPrivateWithinAmbient(node)) {
|
|
reportImplicitAnyError(node, anyType);
|
|
}
|
|
}
|
|
function checkBlock(node) {
|
|
ts.forEach(node.statements, checkSourceElement);
|
|
if (ts.isFunctionBlock(node) || node.kind === 196 /* ModuleBlock */) {
|
|
checkFunctionExpressionBodies(node);
|
|
}
|
|
}
|
|
function checkCollisionWithArgumentsInGeneratedCode(node) {
|
|
if (!ts.hasRestParameters(node) || ts.isInAmbientContext(node) || !node.body) {
|
|
return;
|
|
}
|
|
ts.forEach(node.parameters, function (p) {
|
|
if (p.name && !ts.isBindingPattern(p.name) && p.name.text === argumentsSymbol.name) {
|
|
error(p, ts.Diagnostics.Duplicate_identifier_arguments_Compiler_uses_arguments_to_initialize_rest_parameters);
|
|
}
|
|
});
|
|
}
|
|
function needCollisionCheckForIdentifier(node, identifier, name) {
|
|
if (!(identifier && identifier.text === name)) {
|
|
return false;
|
|
}
|
|
if (node.kind === 126 /* PropertyDeclaration */ || node.kind === 125 /* PropertySignature */ || node.kind === 128 /* MethodDeclaration */ || node.kind === 127 /* MethodSignature */ || node.kind === 130 /* GetAccessor */ || node.kind === 131 /* SetAccessor */) {
|
|
return false;
|
|
}
|
|
if (ts.isInAmbientContext(node)) {
|
|
return false;
|
|
}
|
|
var root = getRootDeclaration(node);
|
|
if (root.kind === 124 /* Parameter */ && !root.parent.body) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
function checkCollisionWithCapturedThisVariable(node, name) {
|
|
if (needCollisionCheckForIdentifier(node, name, "_this")) {
|
|
potentialThisCollisions.push(node);
|
|
}
|
|
}
|
|
function checkIfThisIsCapturedInEnclosingScope(node) {
|
|
var current = node;
|
|
while (current) {
|
|
if (getNodeCheckFlags(current) & 4 /* CaptureThis */) {
|
|
var isDeclaration = node.kind !== 64 /* Identifier */;
|
|
if (isDeclaration) {
|
|
error(node.name, 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;
|
|
}
|
|
current = current.parent;
|
|
}
|
|
}
|
|
function checkCollisionWithCapturedSuperVariable(node, name) {
|
|
if (!needCollisionCheckForIdentifier(node, name, "_super")) {
|
|
return;
|
|
}
|
|
var enclosingClass = ts.getAncestor(node, 191 /* ClassDeclaration */);
|
|
if (!enclosingClass || ts.isInAmbientContext(enclosingClass)) {
|
|
return;
|
|
}
|
|
if (ts.getClassBaseTypeNode(enclosingClass)) {
|
|
var isDeclaration = node.kind !== 64 /* Identifier */;
|
|
if (isDeclaration) {
|
|
error(node, ts.Diagnostics.Duplicate_identifier_super_Compiler_uses_super_to_capture_base_class_reference);
|
|
}
|
|
else {
|
|
error(node, ts.Diagnostics.Expression_resolves_to_super_that_compiler_uses_to_capture_base_class_reference);
|
|
}
|
|
}
|
|
}
|
|
function checkCollisionWithRequireExportsInGeneratedCode(node, name) {
|
|
if (!needCollisionCheckForIdentifier(node, name, "require") && !needCollisionCheckForIdentifier(node, name, "exports")) {
|
|
return;
|
|
}
|
|
if (node.kind === 195 /* ModuleDeclaration */ && ts.getModuleInstanceState(node) !== 1 /* Instantiated */) {
|
|
return;
|
|
}
|
|
var parent = getDeclarationContainer(node);
|
|
if (parent.kind === 207 /* SourceFile */ && ts.isExternalModule(parent)) {
|
|
error(name, ts.Diagnostics.Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_an_external_module, ts.declarationNameToString(name), ts.declarationNameToString(name));
|
|
}
|
|
}
|
|
function checkCollisionWithConstDeclarations(node) {
|
|
if (node.initializer && (node.flags & 6144 /* BlockScoped */) === 0) {
|
|
var symbol = getSymbolOfNode(node);
|
|
if (symbol.flags & 1 /* FunctionScopedVariable */) {
|
|
var localDeclarationSymbol = resolveName(node, node.name.text, 3 /* Variable */, undefined, undefined);
|
|
if (localDeclarationSymbol && localDeclarationSymbol !== symbol && localDeclarationSymbol.flags & 2 /* BlockScopedVariable */) {
|
|
if (getDeclarationFlagsFromSymbol(localDeclarationSymbol) & 4096 /* Const */) {
|
|
error(node, ts.Diagnostics.Cannot_redeclare_block_scoped_variable_0, symbolToString(localDeclarationSymbol));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
function isParameterDeclaration(node) {
|
|
while (node.kind === 146 /* BindingElement */) {
|
|
node = node.parent.parent;
|
|
}
|
|
return node.kind === 124 /* Parameter */;
|
|
}
|
|
function checkParameterInitializer(node) {
|
|
if (getRootDeclaration(node).kind === 124 /* Parameter */) {
|
|
var func = ts.getContainingFunction(node);
|
|
visit(node.initializer);
|
|
}
|
|
function visit(n) {
|
|
if (n.kind === 64 /* Identifier */) {
|
|
var referencedSymbol = getNodeLinks(n).resolvedSymbol;
|
|
if (referencedSymbol && referencedSymbol !== unknownSymbol && getSymbol(func.locals, referencedSymbol.name, 107455 /* Value */) === referencedSymbol) {
|
|
if (referencedSymbol.valueDeclaration.kind === 124 /* Parameter */) {
|
|
if (referencedSymbol.valueDeclaration === node) {
|
|
error(n, ts.Diagnostics.Parameter_0_cannot_be_referenced_in_its_initializer, ts.declarationNameToString(node.name));
|
|
return;
|
|
}
|
|
if (referencedSymbol.valueDeclaration.pos < node.pos) {
|
|
return;
|
|
}
|
|
}
|
|
error(n, ts.Diagnostics.Initializer_of_parameter_0_cannot_reference_identifier_1_declared_after_it, ts.declarationNameToString(node.name), ts.declarationNameToString(n));
|
|
}
|
|
}
|
|
else {
|
|
ts.forEachChild(n, visit);
|
|
}
|
|
}
|
|
}
|
|
function checkVariableLikeDeclaration(node) {
|
|
checkSourceElement(node.type);
|
|
if (ts.hasComputedNameButNotSymbol(node)) {
|
|
if (node.initializer) {
|
|
checkExpressionCached(node.initializer);
|
|
}
|
|
return;
|
|
}
|
|
if (ts.isBindingPattern(node.name)) {
|
|
ts.forEach(node.name.elements, checkSourceElement);
|
|
}
|
|
if (node.initializer && getRootDeclaration(node).kind === 124 /* Parameter */ && !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) {
|
|
checkTypeAssignableTo(checkExpressionCached(node.initializer), getWidenedTypeForVariableLikeDeclaration(node), node, undefined);
|
|
checkParameterInitializer(node);
|
|
}
|
|
return;
|
|
}
|
|
var symbol = getSymbolOfNode(node);
|
|
var type = getTypeOfVariableOrParameterOrProperty(symbol);
|
|
if (node === symbol.valueDeclaration) {
|
|
if (node.initializer) {
|
|
checkTypeAssignableTo(checkExpressionCached(node.initializer), type, node, undefined);
|
|
checkParameterInitializer(node);
|
|
}
|
|
}
|
|
else {
|
|
var declarationType = getWidenedTypeForVariableLikeDeclaration(node);
|
|
if (type !== unknownType && declarationType !== unknownType && !isTypeIdenticalTo(type, declarationType)) {
|
|
error(node.name, ts.Diagnostics.Subsequent_variable_declarations_must_have_the_same_type_Variable_0_must_be_of_type_1_but_here_has_type_2, ts.declarationNameToString(node.name), typeToString(type), typeToString(declarationType));
|
|
}
|
|
if (node.initializer) {
|
|
checkTypeAssignableTo(checkExpressionCached(node.initializer), declarationType, node, undefined);
|
|
}
|
|
}
|
|
if (node.kind !== 126 /* PropertyDeclaration */ && node.kind !== 125 /* PropertySignature */) {
|
|
checkExportsOnMergedDeclarations(node);
|
|
checkCollisionWithConstDeclarations(node);
|
|
checkCollisionWithCapturedSuperVariable(node, node.name);
|
|
checkCollisionWithCapturedThisVariable(node, node.name);
|
|
checkCollisionWithRequireExportsInGeneratedCode(node, node.name);
|
|
}
|
|
}
|
|
function checkVariableStatement(node) {
|
|
ts.forEach(node.declarations, checkSourceElement);
|
|
}
|
|
function checkExpressionStatement(node) {
|
|
checkExpression(node.expression);
|
|
}
|
|
function checkIfStatement(node) {
|
|
checkExpression(node.expression);
|
|
checkSourceElement(node.thenStatement);
|
|
checkSourceElement(node.elseStatement);
|
|
}
|
|
function checkDoStatement(node) {
|
|
checkSourceElement(node.statement);
|
|
checkExpression(node.expression);
|
|
}
|
|
function checkWhileStatement(node) {
|
|
checkExpression(node.expression);
|
|
checkSourceElement(node.statement);
|
|
}
|
|
function checkForStatement(node) {
|
|
if (node.declarations)
|
|
ts.forEach(node.declarations, checkVariableLikeDeclaration);
|
|
if (node.initializer)
|
|
checkExpression(node.initializer);
|
|
if (node.condition)
|
|
checkExpression(node.condition);
|
|
if (node.iterator)
|
|
checkExpression(node.iterator);
|
|
checkSourceElement(node.statement);
|
|
}
|
|
function checkForInStatement(node) {
|
|
if (node.declarations) {
|
|
if (node.declarations.length >= 1) {
|
|
var decl = node.declarations[0];
|
|
checkVariableLikeDeclaration(decl);
|
|
if (decl.type) {
|
|
error(decl, ts.Diagnostics.The_left_hand_side_of_a_for_in_statement_cannot_use_a_type_annotation);
|
|
}
|
|
}
|
|
}
|
|
if (node.variable) {
|
|
var exprType = checkExpression(node.variable);
|
|
if (exprType !== anyType && exprType !== stringType) {
|
|
error(node.variable, ts.Diagnostics.The_left_hand_side_of_a_for_in_statement_must_be_of_type_string_or_any);
|
|
}
|
|
else {
|
|
checkReferenceExpression(node.variable, ts.Diagnostics.Invalid_left_hand_side_in_for_in_statement, ts.Diagnostics.Left_hand_side_of_assignment_expression_cannot_be_a_constant);
|
|
}
|
|
}
|
|
var exprType = checkExpression(node.expression);
|
|
if (!(exprType.flags & 1 /* Any */ || isStructuredType(exprType))) {
|
|
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);
|
|
}
|
|
checkSourceElement(node.statement);
|
|
}
|
|
function checkBreakOrContinueStatement(node) {
|
|
}
|
|
function isGetAccessorWithAnnotatatedSetAccessor(node) {
|
|
return !!(node.kind === 130 /* GetAccessor */ && getSetAccessorTypeAnnotationNode(ts.getDeclarationOfKind(node.symbol, 131 /* SetAccessor */)));
|
|
}
|
|
function checkReturnStatement(node) {
|
|
if (node.expression) {
|
|
var func = ts.getContainingFunction(node);
|
|
if (func) {
|
|
var returnType = getReturnTypeOfSignature(getSignatureFromDeclaration(func));
|
|
var exprType = checkExpressionCached(node.expression);
|
|
if (func.kind === 131 /* SetAccessor */) {
|
|
error(node.expression, ts.Diagnostics.Setters_cannot_return_a_value);
|
|
}
|
|
else {
|
|
if (func.kind === 129 /* Constructor */) {
|
|
if (!isTypeAssignableTo(exprType, returnType)) {
|
|
error(node.expression, ts.Diagnostics.Return_type_of_constructor_signature_must_be_assignable_to_the_instance_type_of_the_class);
|
|
}
|
|
}
|
|
else if (func.type || isGetAccessorWithAnnotatatedSetAccessor(func)) {
|
|
checkTypeAssignableTo(exprType, returnType, node.expression, undefined);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
function checkWithStatement(node) {
|
|
checkExpression(node.expression);
|
|
error(node.expression, ts.Diagnostics.All_symbols_within_a_with_block_will_be_resolved_to_any);
|
|
}
|
|
function checkSwitchStatement(node) {
|
|
var expressionType = checkExpression(node.expression);
|
|
ts.forEach(node.clauses, function (clause) {
|
|
if (fullTypeCheck && clause.kind === 200 /* CaseClause */) {
|
|
var caseClause = clause;
|
|
var caseType = checkExpression(caseClause.expression);
|
|
if (!isTypeAssignableTo(expressionType, caseType)) {
|
|
checkTypeAssignableTo(caseType, expressionType, caseClause.expression, undefined);
|
|
}
|
|
}
|
|
ts.forEach(clause.statements, checkSourceElement);
|
|
});
|
|
}
|
|
function checkLabeledStatement(node) {
|
|
checkSourceElement(node.statement);
|
|
}
|
|
function checkThrowStatement(node) {
|
|
if (node.expression) {
|
|
checkExpression(node.expression);
|
|
}
|
|
}
|
|
function checkTryStatement(node) {
|
|
checkBlock(node.tryBlock);
|
|
if (node.catchClause)
|
|
checkBlock(node.catchClause.block);
|
|
if (node.finallyBlock)
|
|
checkBlock(node.finallyBlock);
|
|
}
|
|
function checkIndexConstraints(type) {
|
|
function checkIndexConstraintForProperty(prop, propertyType, indexDeclaration, indexType, indexKind) {
|
|
if (!indexType) {
|
|
return;
|
|
}
|
|
if (indexKind === 1 /* Number */ && !isNumericName(prop.name)) {
|
|
return;
|
|
}
|
|
var errorNode;
|
|
if (prop.parent === type.symbol) {
|
|
errorNode = prop.valueDeclaration;
|
|
}
|
|
else if (indexDeclaration) {
|
|
errorNode = indexDeclaration;
|
|
}
|
|
else if (type.flags & 2048 /* Interface */) {
|
|
var someBaseClassHasBothPropertyAndIndexer = ts.forEach(type.baseTypes, function (base) { return getPropertyOfObjectType(base, prop.name) && getIndexTypeOfType(base, indexKind); });
|
|
errorNode = someBaseClassHasBothPropertyAndIndexer ? undefined : type.symbol.declarations[0];
|
|
}
|
|
if (errorNode && !isTypeAssignableTo(propertyType, indexType)) {
|
|
var errorMessage = indexKind === 0 /* String */ ? 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));
|
|
}
|
|
}
|
|
var declaredNumberIndexer = getIndexDeclarationOfSymbol(type.symbol, 1 /* Number */);
|
|
var declaredStringIndexer = getIndexDeclarationOfSymbol(type.symbol, 0 /* String */);
|
|
var stringIndexType = getIndexTypeOfType(type, 0 /* String */);
|
|
var numberIndexType = getIndexTypeOfType(type, 1 /* Number */);
|
|
if (stringIndexType || numberIndexType) {
|
|
ts.forEach(getPropertiesOfObjectType(type), function (prop) {
|
|
var propType = getTypeOfSymbol(prop);
|
|
checkIndexConstraintForProperty(prop, propType, declaredStringIndexer, stringIndexType, 0 /* String */);
|
|
checkIndexConstraintForProperty(prop, propType, declaredNumberIndexer, numberIndexType, 1 /* Number */);
|
|
});
|
|
}
|
|
var errorNode;
|
|
if (stringIndexType && numberIndexType) {
|
|
errorNode = declaredNumberIndexer || declaredStringIndexer;
|
|
if (!errorNode && (type.flags & 2048 /* Interface */)) {
|
|
var someBaseTypeHasBothIndexers = ts.forEach(type.baseTypes, function (base) { return getIndexTypeOfType(base, 0 /* String */) && getIndexTypeOfType(base, 1 /* Number */); });
|
|
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 checkTypeNameIsReserved(name, message) {
|
|
switch (name.text) {
|
|
case "any":
|
|
case "number":
|
|
case "boolean":
|
|
case "string":
|
|
case "void":
|
|
error(name, message, name.text);
|
|
}
|
|
}
|
|
function checkTypeParameters(typeParameterDeclarations) {
|
|
if (typeParameterDeclarations) {
|
|
for (var i = 0; i < typeParameterDeclarations.length; i++) {
|
|
var node = typeParameterDeclarations[i];
|
|
checkTypeParameter(node);
|
|
if (fullTypeCheck) {
|
|
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 checkClassDeclaration(node) {
|
|
checkTypeNameIsReserved(node.name, ts.Diagnostics.Class_name_cannot_be_0);
|
|
checkTypeParameters(node.typeParameters);
|
|
checkCollisionWithCapturedThisVariable(node, node.name);
|
|
checkCollisionWithRequireExportsInGeneratedCode(node, node.name);
|
|
checkExportsOnMergedDeclarations(node);
|
|
var symbol = getSymbolOfNode(node);
|
|
var type = getDeclaredTypeOfSymbol(symbol);
|
|
var staticType = getTypeOfSymbol(symbol);
|
|
var baseTypeNode = ts.getClassBaseTypeNode(node);
|
|
if (baseTypeNode) {
|
|
emitExtends = emitExtends || !ts.isInAmbientContext(node);
|
|
checkTypeReference(baseTypeNode);
|
|
}
|
|
if (type.baseTypes.length) {
|
|
if (fullTypeCheck) {
|
|
var baseType = type.baseTypes[0];
|
|
checkTypeAssignableTo(type, baseType, node.name, ts.Diagnostics.Class_0_incorrectly_extends_base_class_1);
|
|
var staticBaseType = getTypeOfSymbol(baseType.symbol);
|
|
checkTypeAssignableTo(staticType, getTypeWithoutConstructors(staticBaseType), node.name, ts.Diagnostics.Class_static_side_0_incorrectly_extends_base_class_static_side_1);
|
|
if (baseType.symbol !== resolveEntityName(node, baseTypeNode.typeName, 107455 /* Value */)) {
|
|
error(baseTypeNode, ts.Diagnostics.Type_name_0_in_extends_clause_does_not_reference_constructor_function_for_0, typeToString(baseType));
|
|
}
|
|
checkKindsOfPropertyMemberOverrides(type, baseType);
|
|
}
|
|
checkExpressionOrQualifiedName(baseTypeNode.typeName);
|
|
}
|
|
var implementedTypeNodes = ts.getClassImplementedTypeNodes(node);
|
|
if (implementedTypeNodes) {
|
|
ts.forEach(implementedTypeNodes, function (typeRefNode) {
|
|
checkTypeReference(typeRefNode);
|
|
if (fullTypeCheck) {
|
|
var t = getTypeFromTypeReferenceNode(typeRefNode);
|
|
if (t !== unknownType) {
|
|
var declaredType = (t.flags & 4096 /* Reference */) ? t.target : t;
|
|
if (declaredType.flags & (1024 /* Class */ | 2048 /* Interface */)) {
|
|
checkTypeAssignableTo(type, t, node.name, ts.Diagnostics.Class_0_incorrectly_implements_interface_1);
|
|
}
|
|
else {
|
|
error(typeRefNode, ts.Diagnostics.A_class_may_only_implement_another_class_or_interface);
|
|
}
|
|
}
|
|
}
|
|
});
|
|
}
|
|
ts.forEach(node.members, checkSourceElement);
|
|
if (fullTypeCheck) {
|
|
checkIndexConstraints(type);
|
|
checkTypeForDuplicateIndexSignatures(node);
|
|
}
|
|
}
|
|
function getTargetSymbol(s) {
|
|
return s.flags & 16777216 /* Instantiated */ ? getSymbolLinks(s).target : s;
|
|
}
|
|
function checkKindsOfPropertyMemberOverrides(type, baseType) {
|
|
var baseProperties = getPropertiesOfObjectType(baseType);
|
|
for (var i = 0, len = baseProperties.length; i < len; ++i) {
|
|
var base = getTargetSymbol(baseProperties[i]);
|
|
if (base.flags & 134217728 /* Prototype */) {
|
|
continue;
|
|
}
|
|
var derived = getTargetSymbol(getPropertyOfObjectType(type, base.name));
|
|
if (derived) {
|
|
var baseDeclarationFlags = getDeclarationFlagsFromSymbol(base);
|
|
var derivedDeclarationFlags = getDeclarationFlagsFromSymbol(derived);
|
|
if ((baseDeclarationFlags & 32 /* Private */) || (derivedDeclarationFlags & 32 /* Private */)) {
|
|
continue;
|
|
}
|
|
if ((baseDeclarationFlags & 128 /* Static */) !== (derivedDeclarationFlags & 128 /* Static */)) {
|
|
continue;
|
|
}
|
|
if ((base.flags & derived.flags & 8192 /* Method */) || ((base.flags & 98308 /* PropertyOrAccessor */) && (derived.flags & 98308 /* PropertyOrAccessor */))) {
|
|
continue;
|
|
}
|
|
var errorMessage;
|
|
if (base.flags & 8192 /* Method */) {
|
|
if (derived.flags & 98304 /* Accessor */) {
|
|
errorMessage = ts.Diagnostics.Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_accessor;
|
|
}
|
|
else {
|
|
ts.Debug.assert((derived.flags & 4 /* Property */) !== 0);
|
|
errorMessage = ts.Diagnostics.Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_property;
|
|
}
|
|
}
|
|
else if (base.flags & 4 /* Property */) {
|
|
ts.Debug.assert((derived.flags & 8192 /* Method */) !== 0);
|
|
errorMessage = ts.Diagnostics.Class_0_defines_instance_member_property_1_but_extended_class_2_defines_it_as_instance_member_function;
|
|
}
|
|
else {
|
|
ts.Debug.assert((base.flags & 98304 /* Accessor */) !== 0);
|
|
ts.Debug.assert((derived.flags & 8192 /* Method */) !== 0);
|
|
errorMessage = ts.Diagnostics.Class_0_defines_instance_member_accessor_1_but_extended_class_2_defines_it_as_instance_member_function;
|
|
}
|
|
error(derived.valueDeclaration.name, errorMessage, typeToString(baseType), symbolToString(base), typeToString(type));
|
|
}
|
|
}
|
|
}
|
|
function isAccessor(kind) {
|
|
return kind === 130 /* GetAccessor */ || kind === 131 /* SetAccessor */;
|
|
}
|
|
function areTypeParametersIdentical(list1, list2) {
|
|
if (!list1 && !list2) {
|
|
return true;
|
|
}
|
|
if (!list1 || !list2 || list1.length !== list2.length) {
|
|
return false;
|
|
}
|
|
for (var i = 0, len = list1.length; i < len; i++) {
|
|
var tp1 = list1[i];
|
|
var tp2 = list2[i];
|
|
if (tp1.name.text !== tp2.name.text) {
|
|
return false;
|
|
}
|
|
if (!tp1.constraint && !tp2.constraint) {
|
|
continue;
|
|
}
|
|
if (!tp1.constraint || !tp2.constraint) {
|
|
return false;
|
|
}
|
|
if (!isTypeIdenticalTo(getTypeFromTypeNode(tp1.constraint), getTypeFromTypeNode(tp2.constraint))) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
function checkInheritedPropertiesAreIdentical(type, typeNode) {
|
|
if (!type.baseTypes.length || type.baseTypes.length === 1) {
|
|
return true;
|
|
}
|
|
var seen = {};
|
|
ts.forEach(type.declaredProperties, function (p) {
|
|
seen[p.name] = { prop: p, containingType: type };
|
|
});
|
|
var ok = true;
|
|
for (var i = 0, len = type.baseTypes.length; i < len; ++i) {
|
|
var base = type.baseTypes[i];
|
|
var properties = getPropertiesOfObjectType(base);
|
|
for (var j = 0, proplen = properties.length; j < proplen; ++j) {
|
|
var prop = properties[j];
|
|
if (!ts.hasProperty(seen, prop.name)) {
|
|
seen[prop.name] = { prop: prop, containingType: base };
|
|
}
|
|
else {
|
|
var existing = seen[prop.name];
|
|
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_properties_0_of_types_1_and_2_are_not_identical, prop.name, typeName1, typeName2);
|
|
errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Interface_0_cannot_simultaneously_extend_types_1_and_2, typeToString(type), typeName1, typeName2);
|
|
addDiagnostic(ts.createDiagnosticForNodeFromMessageChain(typeNode, errorInfo, program.getCompilerHost().getNewLine()));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return ok;
|
|
}
|
|
function checkInterfaceDeclaration(node) {
|
|
checkTypeParameters(node.typeParameters);
|
|
if (fullTypeCheck) {
|
|
checkTypeNameIsReserved(node.name, ts.Diagnostics.Interface_name_cannot_be_0);
|
|
checkExportsOnMergedDeclarations(node);
|
|
var symbol = getSymbolOfNode(node);
|
|
var firstInterfaceDecl = ts.getDeclarationOfKind(symbol, 192 /* InterfaceDeclaration */);
|
|
if (symbol.declarations.length > 1) {
|
|
if (node !== firstInterfaceDecl && !areTypeParametersIdentical(firstInterfaceDecl.typeParameters, node.typeParameters)) {
|
|
error(node.name, ts.Diagnostics.All_declarations_of_an_interface_must_have_identical_type_parameters);
|
|
}
|
|
}
|
|
if (node === firstInterfaceDecl) {
|
|
var type = getDeclaredTypeOfSymbol(symbol);
|
|
if (checkInheritedPropertiesAreIdentical(type, node.name)) {
|
|
ts.forEach(type.baseTypes, function (baseType) {
|
|
checkTypeAssignableTo(type, baseType, node.name, ts.Diagnostics.Interface_0_incorrectly_extends_interface_1);
|
|
});
|
|
checkIndexConstraints(type);
|
|
}
|
|
}
|
|
}
|
|
ts.forEach(ts.getInterfaceBaseTypeNodes(node), checkTypeReference);
|
|
ts.forEach(node.members, checkSourceElement);
|
|
if (fullTypeCheck) {
|
|
checkTypeForDuplicateIndexSignatures(node);
|
|
}
|
|
}
|
|
function checkTypeAliasDeclaration(node) {
|
|
checkTypeNameIsReserved(node.name, ts.Diagnostics.Type_alias_name_cannot_be_0);
|
|
checkSourceElement(node.type);
|
|
}
|
|
function computeEnumMemberValues(node) {
|
|
var nodeLinks = getNodeLinks(node);
|
|
if (!(nodeLinks.flags & 128 /* EnumValuesComputed */)) {
|
|
var enumSymbol = getSymbolOfNode(node);
|
|
var enumType = getDeclaredTypeOfSymbol(enumSymbol);
|
|
var autoValue = 0;
|
|
var ambient = ts.isInAmbientContext(node);
|
|
var enumIsConst = ts.isConst(node);
|
|
ts.forEach(node.members, function (member) {
|
|
if (isNumericName(member.name.text)) {
|
|
error(member.name, ts.Diagnostics.An_enum_member_cannot_have_a_numeric_name);
|
|
}
|
|
var initializer = member.initializer;
|
|
if (initializer) {
|
|
autoValue = getConstantValueForEnumMemberInitializer(initializer, enumIsConst);
|
|
if (autoValue === undefined) {
|
|
if (enumIsConst) {
|
|
error(initializer, ts.Diagnostics.In_const_enum_declarations_member_initializer_must_be_constant_expression);
|
|
}
|
|
else if (!ambient) {
|
|
checkTypeAssignableTo(checkExpression(initializer), enumType, initializer, undefined);
|
|
}
|
|
}
|
|
else if (enumIsConst) {
|
|
if (isNaN(autoValue)) {
|
|
error(initializer, ts.Diagnostics.const_enum_member_initializer_was_evaluated_to_disallowed_value_NaN);
|
|
}
|
|
else if (!isFinite(autoValue)) {
|
|
error(initializer, ts.Diagnostics.const_enum_member_initializer_was_evaluated_to_a_non_finite_value);
|
|
}
|
|
}
|
|
}
|
|
else if (ambient && !enumIsConst) {
|
|
autoValue = undefined;
|
|
}
|
|
if (autoValue !== undefined) {
|
|
getNodeLinks(member).enumMemberValue = autoValue++;
|
|
}
|
|
});
|
|
nodeLinks.flags |= 128 /* EnumValuesComputed */;
|
|
}
|
|
function getConstantValueForEnumMemberInitializer(initializer, enumIsConst) {
|
|
return evalConstant(initializer);
|
|
function evalConstant(e) {
|
|
switch (e.kind) {
|
|
case 161 /* PrefixUnaryExpression */:
|
|
var value = evalConstant(e.operand);
|
|
if (value === undefined) {
|
|
return undefined;
|
|
}
|
|
switch (e.operator) {
|
|
case 33 /* PlusToken */: return value;
|
|
case 34 /* MinusToken */: return -value;
|
|
case 47 /* TildeToken */: return enumIsConst ? ~value : undefined;
|
|
}
|
|
return undefined;
|
|
case 163 /* BinaryExpression */:
|
|
if (!enumIsConst) {
|
|
return undefined;
|
|
}
|
|
var left = evalConstant(e.left);
|
|
if (left === undefined) {
|
|
return undefined;
|
|
}
|
|
var right = evalConstant(e.right);
|
|
if (right === undefined) {
|
|
return undefined;
|
|
}
|
|
switch (e.operator) {
|
|
case 44 /* BarToken */: return left | right;
|
|
case 43 /* AmpersandToken */: return left & right;
|
|
case 41 /* GreaterThanGreaterThanToken */: return left >> right;
|
|
case 42 /* GreaterThanGreaterThanGreaterThanToken */: return left >>> right;
|
|
case 40 /* LessThanLessThanToken */: return left << right;
|
|
case 45 /* CaretToken */: return left ^ right;
|
|
case 35 /* AsteriskToken */: return left * right;
|
|
case 36 /* SlashToken */: return left / right;
|
|
case 33 /* PlusToken */: return left + right;
|
|
case 34 /* MinusToken */: return left - right;
|
|
case 37 /* PercentToken */: return left % right;
|
|
}
|
|
return undefined;
|
|
case 7 /* NumericLiteral */:
|
|
return +e.text;
|
|
case 155 /* ParenthesizedExpression */:
|
|
return enumIsConst ? evalConstant(e.expression) : undefined;
|
|
case 64 /* Identifier */:
|
|
case 150 /* ElementAccessExpression */:
|
|
case 149 /* PropertyAccessExpression */:
|
|
if (!enumIsConst) {
|
|
return undefined;
|
|
}
|
|
var member = initializer.parent;
|
|
var currentType = getTypeOfSymbol(getSymbolOfNode(member.parent));
|
|
var enumType;
|
|
var propertyName;
|
|
if (e.kind === 64 /* Identifier */) {
|
|
enumType = currentType;
|
|
propertyName = e.text;
|
|
}
|
|
else {
|
|
if (e.kind === 150 /* ElementAccessExpression */) {
|
|
if (e.argumentExpression === undefined || e.argumentExpression.kind !== 8 /* StringLiteral */) {
|
|
return undefined;
|
|
}
|
|
var enumType = getTypeOfNode(e.expression);
|
|
propertyName = e.argumentExpression.text;
|
|
}
|
|
else {
|
|
var enumType = getTypeOfNode(e.expression);
|
|
propertyName = e.name.text;
|
|
}
|
|
if (enumType !== currentType) {
|
|
return undefined;
|
|
}
|
|
}
|
|
if (propertyName === undefined) {
|
|
return undefined;
|
|
}
|
|
var property = getPropertyOfObjectType(enumType, propertyName);
|
|
if (!property || !(property.flags & 8 /* EnumMember */)) {
|
|
return undefined;
|
|
}
|
|
var propertyDecl = property.valueDeclaration;
|
|
if (member === propertyDecl) {
|
|
return undefined;
|
|
}
|
|
if (!isDefinedBefore(propertyDecl, member)) {
|
|
return undefined;
|
|
}
|
|
return getNodeLinks(propertyDecl).enumMemberValue;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
function checkEnumDeclaration(node) {
|
|
if (!fullTypeCheck) {
|
|
return;
|
|
}
|
|
checkTypeNameIsReserved(node.name, ts.Diagnostics.Enum_name_cannot_be_0);
|
|
checkCollisionWithCapturedThisVariable(node, node.name);
|
|
checkCollisionWithRequireExportsInGeneratedCode(node, node.name);
|
|
checkExportsOnMergedDeclarations(node);
|
|
computeEnumMemberValues(node);
|
|
var enumSymbol = getSymbolOfNode(node);
|
|
var firstDeclaration = ts.getDeclarationOfKind(enumSymbol, node.kind);
|
|
if (node === firstDeclaration) {
|
|
if (enumSymbol.declarations.length > 1) {
|
|
var enumIsConst = ts.isConst(node);
|
|
ts.forEach(enumSymbol.declarations, function (decl) {
|
|
if (ts.isConstEnumDeclaration(decl) !== enumIsConst) {
|
|
error(decl.name, ts.Diagnostics.Enum_declarations_must_all_be_const_or_non_const);
|
|
}
|
|
});
|
|
}
|
|
var seenEnumMissingInitialInitializer = false;
|
|
ts.forEach(enumSymbol.declarations, function (declaration) {
|
|
if (declaration.kind !== 194 /* EnumDeclaration */) {
|
|
return false;
|
|
}
|
|
var enumDeclaration = declaration;
|
|
if (!enumDeclaration.members.length) {
|
|
return false;
|
|
}
|
|
var firstEnumMember = enumDeclaration.members[0];
|
|
if (!firstEnumMember.initializer) {
|
|
if (seenEnumMissingInitialInitializer) {
|
|
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 = true;
|
|
}
|
|
}
|
|
});
|
|
}
|
|
}
|
|
function getFirstNonAmbientClassOrFunctionDeclaration(symbol) {
|
|
var declarations = symbol.declarations;
|
|
for (var i = 0; i < declarations.length; i++) {
|
|
var declaration = declarations[i];
|
|
if ((declaration.kind === 191 /* ClassDeclaration */ || (declaration.kind === 190 /* FunctionDeclaration */ && declaration.body)) && !ts.isInAmbientContext(declaration)) {
|
|
return declaration;
|
|
}
|
|
}
|
|
return undefined;
|
|
}
|
|
function checkModuleDeclaration(node) {
|
|
if (fullTypeCheck) {
|
|
checkCollisionWithCapturedThisVariable(node, node.name);
|
|
checkCollisionWithRequireExportsInGeneratedCode(node, node.name);
|
|
checkExportsOnMergedDeclarations(node);
|
|
var symbol = getSymbolOfNode(node);
|
|
if (symbol.flags & 512 /* ValueModule */ && symbol.declarations.length > 1 && !ts.isInAmbientContext(node)) {
|
|
var classOrFunc = getFirstNonAmbientClassOrFunctionDeclaration(symbol);
|
|
if (classOrFunc) {
|
|
if (ts.getSourceFileOfNode(node) !== ts.getSourceFileOfNode(classOrFunc)) {
|
|
error(node.name, ts.Diagnostics.A_module_declaration_cannot_be_in_a_different_file_from_a_class_or_function_with_which_it_is_merged);
|
|
}
|
|
else if (node.pos < classOrFunc.pos) {
|
|
error(node.name, ts.Diagnostics.A_module_declaration_cannot_be_located_prior_to_a_class_or_function_with_which_it_is_merged);
|
|
}
|
|
}
|
|
}
|
|
if (node.name.kind === 8 /* StringLiteral */) {
|
|
if (!isGlobalSourceFile(node.parent)) {
|
|
error(node.name, ts.Diagnostics.Ambient_external_modules_cannot_be_nested_in_other_modules);
|
|
}
|
|
if (isExternalModuleNameRelative(node.name.text)) {
|
|
error(node.name, ts.Diagnostics.Ambient_external_module_declaration_cannot_specify_relative_module_name);
|
|
}
|
|
}
|
|
}
|
|
checkSourceElement(node.body);
|
|
}
|
|
function getFirstIdentifier(node) {
|
|
while (node.kind === 121 /* QualifiedName */) {
|
|
node = node.left;
|
|
}
|
|
return node;
|
|
}
|
|
function checkImportDeclaration(node) {
|
|
checkCollisionWithCapturedThisVariable(node, node.name);
|
|
checkCollisionWithRequireExportsInGeneratedCode(node, node.name);
|
|
var symbol = getSymbolOfNode(node);
|
|
var target;
|
|
if (ts.isInternalModuleImportDeclaration(node)) {
|
|
target = resolveImport(symbol);
|
|
if (target !== unknownSymbol) {
|
|
if (target.flags & 107455 /* Value */) {
|
|
var moduleName = getFirstIdentifier(node.moduleReference);
|
|
if (resolveEntityName(node, moduleName, 107455 /* Value */ | 1536 /* Namespace */).flags & 1536 /* Namespace */) {
|
|
checkExpressionOrQualifiedName(node.moduleReference);
|
|
}
|
|
else {
|
|
error(moduleName, ts.Diagnostics.Module_0_is_hidden_by_a_local_declaration_with_the_same_name, ts.declarationNameToString(moduleName));
|
|
}
|
|
}
|
|
if (target.flags & 793056 /* Type */) {
|
|
checkTypeNameIsReserved(node.name, ts.Diagnostics.Import_name_cannot_be_0);
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
if (node.parent.kind === 207 /* SourceFile */) {
|
|
target = resolveImport(symbol);
|
|
}
|
|
else if (node.parent.kind === 196 /* ModuleBlock */ && node.parent.parent.name.kind === 8 /* StringLiteral */) {
|
|
if (ts.getExternalModuleImportDeclarationExpression(node).kind === 8 /* StringLiteral */) {
|
|
if (isExternalModuleNameRelative(ts.getExternalModuleImportDeclarationExpression(node).text)) {
|
|
error(node, ts.Diagnostics.Import_declaration_in_an_ambient_external_module_declaration_cannot_reference_external_module_through_relative_external_module_name);
|
|
target = unknownSymbol;
|
|
}
|
|
else {
|
|
target = resolveImport(symbol);
|
|
}
|
|
}
|
|
else {
|
|
target = unknownSymbol;
|
|
}
|
|
}
|
|
else {
|
|
target = unknownSymbol;
|
|
}
|
|
}
|
|
if (target !== unknownSymbol) {
|
|
var excludedMeanings = (symbol.flags & 107455 /* Value */ ? 107455 /* Value */ : 0) | (symbol.flags & 793056 /* Type */ ? 793056 /* Type */ : 0) | (symbol.flags & 1536 /* Namespace */ ? 1536 /* Namespace */ : 0);
|
|
if (target.flags & excludedMeanings) {
|
|
error(node, ts.Diagnostics.Import_declaration_conflicts_with_local_declaration_of_0, symbolToString(symbol));
|
|
}
|
|
}
|
|
}
|
|
function checkExportAssignment(node) {
|
|
var container = node.parent;
|
|
if (container.kind !== 207 /* SourceFile */) {
|
|
container = container.parent;
|
|
}
|
|
checkTypeOfExportAssignmentSymbol(getSymbolOfNode(container));
|
|
}
|
|
function checkSourceElement(node) {
|
|
if (!node)
|
|
return;
|
|
switch (node.kind) {
|
|
case 123 /* TypeParameter */:
|
|
return checkTypeParameter(node);
|
|
case 124 /* Parameter */:
|
|
return checkParameter(node);
|
|
case 126 /* PropertyDeclaration */:
|
|
case 125 /* PropertySignature */:
|
|
return checkPropertyDeclaration(node);
|
|
case 136 /* FunctionType */:
|
|
case 137 /* ConstructorType */:
|
|
case 132 /* CallSignature */:
|
|
case 133 /* ConstructSignature */:
|
|
case 134 /* IndexSignature */:
|
|
return checkSignatureDeclaration(node);
|
|
case 128 /* MethodDeclaration */:
|
|
case 127 /* MethodSignature */:
|
|
return checkMethodDeclaration(node);
|
|
case 129 /* Constructor */:
|
|
return checkConstructorDeclaration(node);
|
|
case 130 /* GetAccessor */:
|
|
case 131 /* SetAccessor */:
|
|
return checkAccessorDeclaration(node);
|
|
case 135 /* TypeReference */:
|
|
return checkTypeReference(node);
|
|
case 138 /* TypeQuery */:
|
|
return checkTypeQuery(node);
|
|
case 139 /* TypeLiteral */:
|
|
return checkTypeLiteral(node);
|
|
case 140 /* ArrayType */:
|
|
return checkArrayType(node);
|
|
case 141 /* TupleType */:
|
|
return checkTupleType(node);
|
|
case 142 /* UnionType */:
|
|
return checkUnionType(node);
|
|
case 143 /* ParenthesizedType */:
|
|
return checkSourceElement(node.type);
|
|
case 190 /* FunctionDeclaration */:
|
|
return checkFunctionDeclaration(node);
|
|
case 169 /* Block */:
|
|
case 196 /* ModuleBlock */:
|
|
return checkBlock(node);
|
|
case 170 /* VariableStatement */:
|
|
return checkVariableStatement(node);
|
|
case 172 /* ExpressionStatement */:
|
|
return checkExpressionStatement(node);
|
|
case 173 /* IfStatement */:
|
|
return checkIfStatement(node);
|
|
case 174 /* DoStatement */:
|
|
return checkDoStatement(node);
|
|
case 175 /* WhileStatement */:
|
|
return checkWhileStatement(node);
|
|
case 176 /* ForStatement */:
|
|
return checkForStatement(node);
|
|
case 177 /* ForInStatement */:
|
|
return checkForInStatement(node);
|
|
case 178 /* ContinueStatement */:
|
|
case 179 /* BreakStatement */:
|
|
return checkBreakOrContinueStatement(node);
|
|
case 180 /* ReturnStatement */:
|
|
return checkReturnStatement(node);
|
|
case 181 /* WithStatement */:
|
|
return checkWithStatement(node);
|
|
case 182 /* SwitchStatement */:
|
|
return checkSwitchStatement(node);
|
|
case 183 /* LabeledStatement */:
|
|
return checkLabeledStatement(node);
|
|
case 184 /* ThrowStatement */:
|
|
return checkThrowStatement(node);
|
|
case 185 /* TryStatement */:
|
|
return checkTryStatement(node);
|
|
case 189 /* VariableDeclaration */:
|
|
case 146 /* BindingElement */:
|
|
return checkVariableLikeDeclaration(node);
|
|
case 191 /* ClassDeclaration */:
|
|
return checkClassDeclaration(node);
|
|
case 192 /* InterfaceDeclaration */:
|
|
return checkInterfaceDeclaration(node);
|
|
case 193 /* TypeAliasDeclaration */:
|
|
return checkTypeAliasDeclaration(node);
|
|
case 194 /* EnumDeclaration */:
|
|
return checkEnumDeclaration(node);
|
|
case 195 /* ModuleDeclaration */:
|
|
return checkModuleDeclaration(node);
|
|
case 197 /* ImportDeclaration */:
|
|
return checkImportDeclaration(node);
|
|
case 198 /* ExportAssignment */:
|
|
return checkExportAssignment(node);
|
|
}
|
|
}
|
|
function checkFunctionExpressionBodies(node) {
|
|
switch (node.kind) {
|
|
case 156 /* FunctionExpression */:
|
|
case 157 /* ArrowFunction */:
|
|
ts.forEach(node.parameters, checkFunctionExpressionBodies);
|
|
checkFunctionExpressionOrObjectLiteralMethodBody(node);
|
|
break;
|
|
case 128 /* MethodDeclaration */:
|
|
case 127 /* MethodSignature */:
|
|
ts.forEach(node.parameters, checkFunctionExpressionBodies);
|
|
if (ts.isObjectLiteralMethod(node)) {
|
|
checkFunctionExpressionOrObjectLiteralMethodBody(node);
|
|
}
|
|
break;
|
|
case 129 /* Constructor */:
|
|
case 130 /* GetAccessor */:
|
|
case 131 /* SetAccessor */:
|
|
case 190 /* FunctionDeclaration */:
|
|
ts.forEach(node.parameters, checkFunctionExpressionBodies);
|
|
break;
|
|
case 181 /* WithStatement */:
|
|
checkFunctionExpressionBodies(node.expression);
|
|
break;
|
|
case 124 /* Parameter */:
|
|
case 126 /* PropertyDeclaration */:
|
|
case 125 /* PropertySignature */:
|
|
case 144 /* ObjectBindingPattern */:
|
|
case 145 /* ArrayBindingPattern */:
|
|
case 146 /* BindingElement */:
|
|
case 147 /* ArrayLiteralExpression */:
|
|
case 148 /* ObjectLiteralExpression */:
|
|
case 204 /* PropertyAssignment */:
|
|
case 149 /* PropertyAccessExpression */:
|
|
case 150 /* ElementAccessExpression */:
|
|
case 151 /* CallExpression */:
|
|
case 152 /* NewExpression */:
|
|
case 153 /* TaggedTemplateExpression */:
|
|
case 154 /* TypeAssertionExpression */:
|
|
case 155 /* ParenthesizedExpression */:
|
|
case 159 /* TypeOfExpression */:
|
|
case 160 /* VoidExpression */:
|
|
case 158 /* DeleteExpression */:
|
|
case 161 /* PrefixUnaryExpression */:
|
|
case 162 /* PostfixUnaryExpression */:
|
|
case 163 /* BinaryExpression */:
|
|
case 164 /* ConditionalExpression */:
|
|
case 169 /* Block */:
|
|
case 196 /* ModuleBlock */:
|
|
case 170 /* VariableStatement */:
|
|
case 172 /* ExpressionStatement */:
|
|
case 173 /* IfStatement */:
|
|
case 174 /* DoStatement */:
|
|
case 175 /* WhileStatement */:
|
|
case 176 /* ForStatement */:
|
|
case 177 /* ForInStatement */:
|
|
case 178 /* ContinueStatement */:
|
|
case 179 /* BreakStatement */:
|
|
case 180 /* ReturnStatement */:
|
|
case 182 /* SwitchStatement */:
|
|
case 200 /* CaseClause */:
|
|
case 201 /* DefaultClause */:
|
|
case 183 /* LabeledStatement */:
|
|
case 184 /* ThrowStatement */:
|
|
case 185 /* TryStatement */:
|
|
case 186 /* TryBlock */:
|
|
case 203 /* CatchClause */:
|
|
case 187 /* FinallyBlock */:
|
|
case 189 /* VariableDeclaration */:
|
|
case 191 /* ClassDeclaration */:
|
|
case 194 /* EnumDeclaration */:
|
|
case 206 /* EnumMember */:
|
|
case 207 /* SourceFile */:
|
|
ts.forEachChild(node, checkFunctionExpressionBodies);
|
|
break;
|
|
}
|
|
}
|
|
function checkSourceFile(node) {
|
|
var links = getNodeLinks(node);
|
|
if (!(links.flags & 1 /* TypeChecked */)) {
|
|
emitExtends = false;
|
|
potentialThisCollisions.length = 0;
|
|
ts.forEach(node.statements, checkSourceElement);
|
|
checkFunctionExpressionBodies(node);
|
|
if (ts.isExternalModule(node)) {
|
|
var symbol = getExportAssignmentSymbol(node.symbol);
|
|
if (symbol && symbol.flags & 8388608 /* Import */) {
|
|
getSymbolLinks(symbol).referenced = true;
|
|
}
|
|
}
|
|
if (potentialThisCollisions.length) {
|
|
ts.forEach(potentialThisCollisions, checkIfThisIsCapturedInEnclosingScope);
|
|
potentialThisCollisions.length = 0;
|
|
}
|
|
if (emitExtends) {
|
|
links.flags |= 8 /* EmitExtends */;
|
|
}
|
|
links.flags |= 1 /* TypeChecked */;
|
|
}
|
|
}
|
|
function getSortedDiagnostics() {
|
|
ts.Debug.assert(fullTypeCheck, "diagnostics are available only in the full typecheck mode");
|
|
if (diagnosticsModified) {
|
|
diagnostics.sort(ts.compareDiagnostics);
|
|
diagnostics = ts.deduplicateSortedDiagnostics(diagnostics);
|
|
diagnosticsModified = false;
|
|
}
|
|
return diagnostics;
|
|
}
|
|
function getDiagnostics(sourceFile) {
|
|
if (sourceFile) {
|
|
checkSourceFile(sourceFile);
|
|
return ts.filter(getSortedDiagnostics(), function (d) { return d.file === sourceFile; });
|
|
}
|
|
ts.forEach(program.getSourceFiles(), checkSourceFile);
|
|
return getSortedDiagnostics();
|
|
}
|
|
function getDeclarationDiagnostics(targetSourceFile) {
|
|
var resolver = createResolver();
|
|
checkSourceFile(targetSourceFile);
|
|
return ts.getDeclarationDiagnostics(program, resolver, targetSourceFile);
|
|
}
|
|
function getGlobalDiagnostics() {
|
|
return ts.filter(getSortedDiagnostics(), function (d) { return !d.file; });
|
|
}
|
|
function isInsideWithStatementBody(node) {
|
|
if (node) {
|
|
while (node.parent) {
|
|
if (node.parent.kind === 181 /* WithStatement */ && node.parent.statement === node) {
|
|
return true;
|
|
}
|
|
node = node.parent;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
function getSymbolsInScope(location, meaning) {
|
|
var symbols = {};
|
|
var memberFlags = 0;
|
|
function copySymbol(symbol, meaning) {
|
|
if (symbol.flags & meaning) {
|
|
var id = symbol.name;
|
|
if (!isReservedMemberName(id) && !ts.hasProperty(symbols, id)) {
|
|
symbols[id] = symbol;
|
|
}
|
|
}
|
|
}
|
|
function copySymbols(source, meaning) {
|
|
if (meaning) {
|
|
for (var id in source) {
|
|
if (ts.hasProperty(source, id)) {
|
|
copySymbol(source[id], meaning);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (isInsideWithStatementBody(location)) {
|
|
return [];
|
|
}
|
|
while (location) {
|
|
if (location.locals && !isGlobalSourceFile(location)) {
|
|
copySymbols(location.locals, meaning);
|
|
}
|
|
switch (location.kind) {
|
|
case 207 /* SourceFile */:
|
|
if (!ts.isExternalModule(location))
|
|
break;
|
|
case 195 /* ModuleDeclaration */:
|
|
copySymbols(getSymbolOfNode(location).exports, meaning & 8914931 /* ModuleMember */);
|
|
break;
|
|
case 194 /* EnumDeclaration */:
|
|
copySymbols(getSymbolOfNode(location).exports, meaning & 8 /* EnumMember */);
|
|
break;
|
|
case 191 /* ClassDeclaration */:
|
|
case 192 /* InterfaceDeclaration */:
|
|
if (!(memberFlags & 128 /* Static */)) {
|
|
copySymbols(getSymbolOfNode(location).members, meaning & 793056 /* Type */);
|
|
}
|
|
break;
|
|
case 156 /* FunctionExpression */:
|
|
if (location.name) {
|
|
copySymbol(location.symbol, meaning);
|
|
}
|
|
break;
|
|
case 203 /* CatchClause */:
|
|
if (location.name.text) {
|
|
copySymbol(location.symbol, meaning);
|
|
}
|
|
break;
|
|
}
|
|
memberFlags = location.flags;
|
|
location = location.parent;
|
|
}
|
|
copySymbols(globals, meaning);
|
|
return ts.mapToArray(symbols);
|
|
}
|
|
function isTypeDeclarationName(name) {
|
|
return name.kind == 64 /* Identifier */ && isTypeDeclaration(name.parent) && name.parent.name === name;
|
|
}
|
|
function isTypeDeclaration(node) {
|
|
switch (node.kind) {
|
|
case 123 /* TypeParameter */:
|
|
case 191 /* ClassDeclaration */:
|
|
case 192 /* InterfaceDeclaration */:
|
|
case 193 /* TypeAliasDeclaration */:
|
|
case 194 /* EnumDeclaration */:
|
|
return true;
|
|
}
|
|
}
|
|
function isTypeReferenceIdentifier(entityName) {
|
|
var node = entityName;
|
|
while (node.parent && node.parent.kind === 121 /* QualifiedName */)
|
|
node = node.parent;
|
|
return node.parent && node.parent.kind === 135 /* TypeReference */;
|
|
}
|
|
function isTypeNode(node) {
|
|
if (135 /* FirstTypeNode */ <= node.kind && node.kind <= 143 /* LastTypeNode */) {
|
|
return true;
|
|
}
|
|
switch (node.kind) {
|
|
case 110 /* AnyKeyword */:
|
|
case 117 /* NumberKeyword */:
|
|
case 119 /* StringKeyword */:
|
|
case 111 /* BooleanKeyword */:
|
|
return true;
|
|
case 98 /* VoidKeyword */:
|
|
return node.parent.kind !== 160 /* VoidExpression */;
|
|
case 8 /* StringLiteral */:
|
|
return node.parent.kind === 124 /* Parameter */;
|
|
case 64 /* Identifier */:
|
|
if (node.parent.kind === 121 /* QualifiedName */ && node.parent.right === node) {
|
|
node = node.parent;
|
|
}
|
|
case 121 /* QualifiedName */:
|
|
ts.Debug.assert(node.kind === 64 /* Identifier */ || node.kind === 121 /* QualifiedName */, "'node' was expected to be a qualified name or identifier in 'isTypeNode'.");
|
|
var parent = node.parent;
|
|
if (parent.kind === 138 /* TypeQuery */) {
|
|
return false;
|
|
}
|
|
if (135 /* FirstTypeNode */ <= parent.kind && parent.kind <= 143 /* LastTypeNode */) {
|
|
return true;
|
|
}
|
|
switch (parent.kind) {
|
|
case 123 /* TypeParameter */:
|
|
return node === parent.constraint;
|
|
case 126 /* PropertyDeclaration */:
|
|
case 125 /* PropertySignature */:
|
|
case 124 /* Parameter */:
|
|
case 189 /* VariableDeclaration */:
|
|
return node === parent.type;
|
|
case 190 /* FunctionDeclaration */:
|
|
case 156 /* FunctionExpression */:
|
|
case 157 /* ArrowFunction */:
|
|
case 129 /* Constructor */:
|
|
case 128 /* MethodDeclaration */:
|
|
case 127 /* MethodSignature */:
|
|
case 130 /* GetAccessor */:
|
|
case 131 /* SetAccessor */:
|
|
return node === parent.type;
|
|
case 132 /* CallSignature */:
|
|
case 133 /* ConstructSignature */:
|
|
case 134 /* IndexSignature */:
|
|
return node === parent.type;
|
|
case 154 /* TypeAssertionExpression */:
|
|
return node === parent.type;
|
|
case 151 /* CallExpression */:
|
|
case 152 /* NewExpression */:
|
|
return parent.typeArguments && ts.indexOf(parent.typeArguments, node) >= 0;
|
|
case 153 /* TaggedTemplateExpression */:
|
|
return false;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
function isInRightSideOfImportOrExportAssignment(node) {
|
|
while (node.parent.kind === 121 /* QualifiedName */) {
|
|
node = node.parent;
|
|
}
|
|
if (node.parent.kind === 197 /* ImportDeclaration */) {
|
|
return node.parent.moduleReference === node;
|
|
}
|
|
if (node.parent.kind === 198 /* ExportAssignment */) {
|
|
return node.parent.exportName === node;
|
|
}
|
|
return false;
|
|
}
|
|
function isRightSideOfQualifiedNameOrPropertyAccess(node) {
|
|
return (node.parent.kind === 121 /* QualifiedName */ && node.parent.right === node) || (node.parent.kind === 149 /* PropertyAccessExpression */ && node.parent.name === node);
|
|
}
|
|
function getSymbolOfEntityNameOrPropertyAccessExpression(entityName) {
|
|
if (ts.isDeclarationOrFunctionExpressionOrCatchVariableName(entityName)) {
|
|
return getSymbolOfNode(entityName.parent);
|
|
}
|
|
if (entityName.parent.kind === 198 /* ExportAssignment */) {
|
|
return resolveEntityName(entityName.parent.parent, entityName, 107455 /* Value */ | 793056 /* Type */ | 1536 /* Namespace */ | 8388608 /* Import */);
|
|
}
|
|
if (entityName.kind !== 149 /* PropertyAccessExpression */) {
|
|
if (isInRightSideOfImportOrExportAssignment(entityName)) {
|
|
return getSymbolOfPartOfRightHandSideOfImport(entityName);
|
|
}
|
|
}
|
|
if (isRightSideOfQualifiedNameOrPropertyAccess(entityName)) {
|
|
entityName = entityName.parent;
|
|
}
|
|
if (ts.isExpression(entityName)) {
|
|
if (ts.getFullWidth(entityName) === 0) {
|
|
return undefined;
|
|
}
|
|
if (entityName.kind === 64 /* Identifier */) {
|
|
var meaning = 107455 /* Value */ | 8388608 /* Import */;
|
|
return resolveEntityName(entityName, entityName, meaning);
|
|
}
|
|
else if (entityName.kind === 149 /* PropertyAccessExpression */) {
|
|
var symbol = getNodeLinks(entityName).resolvedSymbol;
|
|
if (!symbol) {
|
|
checkPropertyAccessExpression(entityName);
|
|
}
|
|
return getNodeLinks(entityName).resolvedSymbol;
|
|
}
|
|
else if (entityName.kind === 121 /* QualifiedName */) {
|
|
var symbol = getNodeLinks(entityName).resolvedSymbol;
|
|
if (!symbol) {
|
|
checkQualifiedName(entityName);
|
|
}
|
|
return getNodeLinks(entityName).resolvedSymbol;
|
|
}
|
|
}
|
|
else if (isTypeReferenceIdentifier(entityName)) {
|
|
var meaning = entityName.parent.kind === 135 /* TypeReference */ ? 793056 /* Type */ : 1536 /* Namespace */;
|
|
meaning |= 8388608 /* Import */;
|
|
return resolveEntityName(entityName, entityName, meaning);
|
|
}
|
|
return undefined;
|
|
}
|
|
function getSymbolInfo(node) {
|
|
if (isInsideWithStatementBody(node)) {
|
|
return undefined;
|
|
}
|
|
if (ts.isDeclarationOrFunctionExpressionOrCatchVariableName(node)) {
|
|
return getSymbolOfNode(node.parent);
|
|
}
|
|
if (node.kind === 64 /* Identifier */ && isInRightSideOfImportOrExportAssignment(node)) {
|
|
return node.parent.kind === 198 /* ExportAssignment */ ? getSymbolOfEntityNameOrPropertyAccessExpression(node) : getSymbolOfPartOfRightHandSideOfImport(node);
|
|
}
|
|
switch (node.kind) {
|
|
case 64 /* Identifier */:
|
|
case 149 /* PropertyAccessExpression */:
|
|
case 121 /* QualifiedName */:
|
|
return getSymbolOfEntityNameOrPropertyAccessExpression(node);
|
|
case 92 /* ThisKeyword */:
|
|
case 90 /* SuperKeyword */:
|
|
var type = checkExpression(node);
|
|
return type.symbol;
|
|
case 112 /* ConstructorKeyword */:
|
|
var constructorDeclaration = node.parent;
|
|
if (constructorDeclaration && constructorDeclaration.kind === 129 /* Constructor */) {
|
|
return constructorDeclaration.parent.symbol;
|
|
}
|
|
return undefined;
|
|
case 8 /* StringLiteral */:
|
|
if (ts.isExternalModuleImportDeclaration(node.parent.parent) && ts.getExternalModuleImportDeclarationExpression(node.parent.parent) === node) {
|
|
var importSymbol = getSymbolOfNode(node.parent.parent);
|
|
var moduleType = getTypeOfSymbol(importSymbol);
|
|
return moduleType ? moduleType.symbol : undefined;
|
|
}
|
|
case 7 /* NumericLiteral */:
|
|
if (node.parent.kind == 150 /* ElementAccessExpression */ && node.parent.argumentExpression === node) {
|
|
var objectType = checkExpression(node.parent.expression);
|
|
if (objectType === unknownType)
|
|
return undefined;
|
|
var apparentType = getApparentType(objectType);
|
|
if (apparentType === unknownType)
|
|
return undefined;
|
|
return getPropertyOfType(apparentType, node.text);
|
|
}
|
|
break;
|
|
}
|
|
return undefined;
|
|
}
|
|
function getShorthandAssignmentValueSymbol(location) {
|
|
if (location && location.kind === 205 /* ShorthandPropertyAssignment */) {
|
|
return resolveEntityName(location, location.name, 107455 /* Value */);
|
|
}
|
|
return undefined;
|
|
}
|
|
function getTypeOfNode(node) {
|
|
if (isInsideWithStatementBody(node)) {
|
|
return unknownType;
|
|
}
|
|
if (ts.isExpression(node)) {
|
|
return getTypeOfExpression(node);
|
|
}
|
|
if (isTypeNode(node)) {
|
|
return getTypeFromTypeNode(node);
|
|
}
|
|
if (isTypeDeclaration(node)) {
|
|
var symbol = getSymbolOfNode(node);
|
|
return getDeclaredTypeOfSymbol(symbol);
|
|
}
|
|
if (isTypeDeclarationName(node)) {
|
|
var symbol = getSymbolInfo(node);
|
|
return symbol && getDeclaredTypeOfSymbol(symbol);
|
|
}
|
|
if (ts.isDeclaration(node)) {
|
|
var symbol = getSymbolOfNode(node);
|
|
return getTypeOfSymbol(symbol);
|
|
}
|
|
if (ts.isDeclarationOrFunctionExpressionOrCatchVariableName(node)) {
|
|
var symbol = getSymbolInfo(node);
|
|
return symbol && getTypeOfSymbol(symbol);
|
|
}
|
|
if (isInRightSideOfImportOrExportAssignment(node)) {
|
|
var symbol = getSymbolInfo(node);
|
|
var declaredType = symbol && getDeclaredTypeOfSymbol(symbol);
|
|
return declaredType !== unknownType ? declaredType : getTypeOfSymbol(symbol);
|
|
}
|
|
return unknownType;
|
|
}
|
|
function getTypeOfExpression(expr) {
|
|
if (isRightSideOfQualifiedNameOrPropertyAccess(expr)) {
|
|
expr = expr.parent;
|
|
}
|
|
return checkExpression(expr);
|
|
}
|
|
function getAugmentedPropertiesOfType(type) {
|
|
var type = getApparentType(type);
|
|
var propsByName = createSymbolTable(getPropertiesOfType(type));
|
|
if (getSignaturesOfType(type, 0 /* Call */).length || getSignaturesOfType(type, 1 /* Construct */).length) {
|
|
ts.forEach(getPropertiesOfType(globalFunctionType), function (p) {
|
|
if (!ts.hasProperty(propsByName, p.name)) {
|
|
propsByName[p.name] = p;
|
|
}
|
|
});
|
|
}
|
|
return getNamedMembers(propsByName);
|
|
}
|
|
function getRootSymbols(symbol) {
|
|
if (symbol.flags & 268435456 /* UnionProperty */) {
|
|
var symbols = [];
|
|
var name = symbol.name;
|
|
ts.forEach(getSymbolLinks(symbol).unionType.types, function (t) {
|
|
symbols.push(getPropertyOfType(t, name));
|
|
});
|
|
return symbols;
|
|
}
|
|
else if (symbol.flags & 67108864 /* Transient */) {
|
|
var target = getSymbolLinks(symbol).target;
|
|
if (target) {
|
|
return [target];
|
|
}
|
|
}
|
|
return [symbol];
|
|
}
|
|
function isExternalModuleSymbol(symbol) {
|
|
return symbol.flags & 512 /* ValueModule */ && symbol.declarations.length === 1 && symbol.declarations[0].kind === 207 /* SourceFile */;
|
|
}
|
|
function isNodeDescendentOf(node, ancestor) {
|
|
while (node) {
|
|
if (node === ancestor)
|
|
return true;
|
|
node = node.parent;
|
|
}
|
|
return false;
|
|
}
|
|
function isUniqueLocalName(name, container) {
|
|
for (var node = container; isNodeDescendentOf(node, container); node = node.nextContainer) {
|
|
if (node.locals && ts.hasProperty(node.locals, name) && node.locals[name].flags & (107455 /* Value */ | 1048576 /* ExportValue */)) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
function getLocalNameOfContainer(container) {
|
|
var links = getNodeLinks(container);
|
|
if (!links.localModuleName) {
|
|
var prefix = "";
|
|
var name = ts.unescapeIdentifier(container.name.text);
|
|
while (!isUniqueLocalName(ts.escapeIdentifier(prefix + name), container)) {
|
|
prefix += "_";
|
|
}
|
|
links.localModuleName = prefix + ts.getTextOfNode(container.name);
|
|
}
|
|
return links.localModuleName;
|
|
}
|
|
function getLocalNameForSymbol(symbol, location) {
|
|
var node = location;
|
|
while (node) {
|
|
if ((node.kind === 195 /* ModuleDeclaration */ || node.kind === 194 /* EnumDeclaration */) && getSymbolOfNode(node) === symbol) {
|
|
return getLocalNameOfContainer(node);
|
|
}
|
|
node = node.parent;
|
|
}
|
|
ts.Debug.fail("getLocalNameForSymbol failed");
|
|
}
|
|
function getExpressionNamePrefix(node) {
|
|
var symbol = getNodeLinks(node).resolvedSymbol;
|
|
if (symbol) {
|
|
var exportSymbol = getExportSymbolOfValueSymbolIfExported(symbol);
|
|
if (symbol !== exportSymbol && !(exportSymbol.flags & 944 /* ExportHasLocal */)) {
|
|
symbol = exportSymbol;
|
|
}
|
|
if (symbol.parent) {
|
|
return isExternalModuleSymbol(symbol.parent) ? "exports" : getLocalNameForSymbol(getParentOfSymbol(symbol), node.parent);
|
|
}
|
|
}
|
|
}
|
|
function getExportAssignmentName(node) {
|
|
var symbol = getExportAssignmentSymbol(getSymbolOfNode(node));
|
|
return symbol && symbolIsValue(symbol) && !isConstEnumSymbol(symbol) ? symbolToString(symbol) : undefined;
|
|
}
|
|
function isTopLevelValueImportWithEntityName(node) {
|
|
if (node.parent.kind !== 207 /* SourceFile */ || !ts.isInternalModuleImportDeclaration(node)) {
|
|
return false;
|
|
}
|
|
return isImportResolvedToValue(getSymbolOfNode(node));
|
|
}
|
|
function hasSemanticErrors(sourceFile) {
|
|
return getDiagnostics(sourceFile).length > 0 || getGlobalDiagnostics().length > 0;
|
|
}
|
|
function isEmitBlocked(sourceFile) {
|
|
return program.getDiagnostics(sourceFile).length !== 0 || hasEarlyErrors(sourceFile) || (compilerOptions.noEmitOnError && getDiagnostics(sourceFile).length !== 0);
|
|
}
|
|
function hasEarlyErrors(sourceFile) {
|
|
return ts.forEach(getDiagnostics(sourceFile), function (d) { return d.isEarly; });
|
|
}
|
|
function isImportResolvedToValue(symbol) {
|
|
var target = resolveImport(symbol);
|
|
return target !== unknownSymbol && target.flags & 107455 /* Value */ && !isConstEnumOrConstEnumOnlyModule(target);
|
|
}
|
|
function isConstEnumOrConstEnumOnlyModule(s) {
|
|
return isConstEnumSymbol(s) || s.constEnumOnlyModule;
|
|
}
|
|
function isReferencedImportDeclaration(node) {
|
|
var symbol = getSymbolOfNode(node);
|
|
if (getSymbolLinks(symbol).referenced) {
|
|
return true;
|
|
}
|
|
if (node.flags & 1 /* Export */) {
|
|
return isImportResolvedToValue(symbol);
|
|
}
|
|
return false;
|
|
}
|
|
function isImplementationOfOverload(node) {
|
|
if (node.body) {
|
|
var symbol = getSymbolOfNode(node);
|
|
var signaturesOfSymbol = getSignaturesOfSymbol(symbol);
|
|
return signaturesOfSymbol.length > 1 || (signaturesOfSymbol.length === 1 && signaturesOfSymbol[0].declaration !== node);
|
|
}
|
|
return false;
|
|
}
|
|
function getNodeCheckFlags(node) {
|
|
return getNodeLinks(node).flags;
|
|
}
|
|
function getEnumMemberValue(node) {
|
|
computeEnumMemberValues(node.parent);
|
|
return getNodeLinks(node).enumMemberValue;
|
|
}
|
|
function getConstantValue(node) {
|
|
var symbol = getNodeLinks(node).resolvedSymbol;
|
|
if (symbol && (symbol.flags & 8 /* EnumMember */)) {
|
|
var declaration = symbol.valueDeclaration;
|
|
var constantValue;
|
|
if (declaration.kind === 206 /* EnumMember */ && (constantValue = getNodeLinks(declaration).enumMemberValue) !== undefined) {
|
|
return constantValue;
|
|
}
|
|
}
|
|
return undefined;
|
|
}
|
|
function writeTypeOfDeclaration(declaration, enclosingDeclaration, flags, writer) {
|
|
var symbol = getSymbolOfNode(declaration);
|
|
var type = symbol && !(symbol.flags & (2048 /* TypeLiteral */ | 131072 /* Signature */)) ? getTypeOfSymbol(symbol) : unknownType;
|
|
getSymbolDisplayBuilder().buildTypeDisplay(type, writer, enclosingDeclaration, flags);
|
|
}
|
|
function writeReturnTypeOfSignatureDeclaration(signatureDeclaration, enclosingDeclaration, flags, writer) {
|
|
var signature = getSignatureFromDeclaration(signatureDeclaration);
|
|
getSymbolDisplayBuilder().buildTypeDisplay(getReturnTypeOfSignature(signature), writer, enclosingDeclaration, flags);
|
|
}
|
|
function isUnknownIdentifier(location, name) {
|
|
return !resolveName(location, name, 107455 /* Value */, undefined, undefined);
|
|
}
|
|
function createResolver() {
|
|
return {
|
|
getProgram: function () { return program; },
|
|
getLocalNameOfContainer: getLocalNameOfContainer,
|
|
getExpressionNamePrefix: getExpressionNamePrefix,
|
|
getExportAssignmentName: getExportAssignmentName,
|
|
isReferencedImportDeclaration: isReferencedImportDeclaration,
|
|
getNodeCheckFlags: getNodeCheckFlags,
|
|
getEnumMemberValue: getEnumMemberValue,
|
|
isTopLevelValueImportWithEntityName: isTopLevelValueImportWithEntityName,
|
|
hasSemanticErrors: hasSemanticErrors,
|
|
isEmitBlocked: isEmitBlocked,
|
|
isDeclarationVisible: isDeclarationVisible,
|
|
isImplementationOfOverload: isImplementationOfOverload,
|
|
writeTypeOfDeclaration: writeTypeOfDeclaration,
|
|
writeReturnTypeOfSignatureDeclaration: writeReturnTypeOfSignatureDeclaration,
|
|
isSymbolAccessible: isSymbolAccessible,
|
|
isEntityNameVisible: isEntityNameVisible,
|
|
getConstantValue: getConstantValue,
|
|
isUnknownIdentifier: isUnknownIdentifier
|
|
};
|
|
}
|
|
function invokeEmitter(targetSourceFile) {
|
|
var resolver = createResolver();
|
|
return ts.emitFiles(resolver, targetSourceFile);
|
|
}
|
|
function initializeTypeChecker() {
|
|
ts.forEach(program.getSourceFiles(), function (file) {
|
|
ts.bindSourceFile(file);
|
|
ts.forEach(file.semanticDiagnostics, addDiagnostic);
|
|
});
|
|
ts.forEach(program.getSourceFiles(), function (file) {
|
|
if (!ts.isExternalModule(file)) {
|
|
extendSymbolTable(globals, file.locals);
|
|
}
|
|
});
|
|
getSymbolLinks(undefinedSymbol).type = undefinedType;
|
|
getSymbolLinks(argumentsSymbol).type = getGlobalType("IArguments");
|
|
getSymbolLinks(unknownSymbol).type = unknownType;
|
|
globals[undefinedSymbol.name] = undefinedSymbol;
|
|
globalArraySymbol = getGlobalSymbol("Array");
|
|
globalArrayType = getTypeOfGlobalSymbol(globalArraySymbol, 1);
|
|
globalObjectType = getGlobalType("Object");
|
|
globalFunctionType = getGlobalType("Function");
|
|
globalStringType = getGlobalType("String");
|
|
globalNumberType = getGlobalType("Number");
|
|
globalBooleanType = getGlobalType("Boolean");
|
|
globalRegExpType = getGlobalType("RegExp");
|
|
globalTemplateStringsArrayType = compilerOptions.target >= 2 /* ES6 */ ? getGlobalType("TemplateStringsArray") : unknownType;
|
|
anyArrayType = createArrayType(anyType);
|
|
}
|
|
initializeTypeChecker();
|
|
return checker;
|
|
}
|
|
ts.createTypeChecker = createTypeChecker;
|
|
})(ts || (ts = {}));
|
|
var ts;
|
|
(function (ts) {
|
|
ts.optionDeclarations = [
|
|
{
|
|
name: "charset",
|
|
type: "string"
|
|
},
|
|
{
|
|
name: "codepage",
|
|
type: "number"
|
|
},
|
|
{
|
|
name: "declaration",
|
|
shortName: "d",
|
|
type: "boolean",
|
|
description: ts.Diagnostics.Generates_corresponding_d_ts_file
|
|
},
|
|
{
|
|
name: "diagnostics",
|
|
type: "boolean"
|
|
},
|
|
{
|
|
name: "emitBOM",
|
|
type: "boolean"
|
|
},
|
|
{
|
|
name: "help",
|
|
shortName: "h",
|
|
type: "boolean",
|
|
description: ts.Diagnostics.Print_this_message
|
|
},
|
|
{
|
|
name: "locale",
|
|
type: "string"
|
|
},
|
|
{
|
|
name: "mapRoot",
|
|
type: "string",
|
|
description: ts.Diagnostics.Specifies_the_location_where_debugger_should_locate_map_files_instead_of_generated_locations,
|
|
paramType: ts.Diagnostics.LOCATION
|
|
},
|
|
{
|
|
name: "module",
|
|
shortName: "m",
|
|
type: {
|
|
"commonjs": 1 /* CommonJS */,
|
|
"amd": 2 /* AMD */
|
|
},
|
|
description: ts.Diagnostics.Specify_module_code_generation_Colon_commonjs_or_amd,
|
|
paramType: ts.Diagnostics.KIND,
|
|
error: ts.Diagnostics.Argument_for_module_option_must_be_commonjs_or_amd
|
|
},
|
|
{
|
|
name: "noEmitOnError",
|
|
type: "boolean",
|
|
description: ts.Diagnostics.Do_not_emit_outputs_if_any_type_checking_errors_were_reported
|
|
},
|
|
{
|
|
name: "noImplicitAny",
|
|
type: "boolean",
|
|
description: ts.Diagnostics.Warn_on_expressions_and_declarations_with_an_implied_any_type
|
|
},
|
|
{
|
|
name: "noLib",
|
|
type: "boolean"
|
|
},
|
|
{
|
|
name: "noLibCheck",
|
|
type: "boolean"
|
|
},
|
|
{
|
|
name: "noResolve",
|
|
type: "boolean"
|
|
},
|
|
{
|
|
name: "out",
|
|
type: "string",
|
|
description: ts.Diagnostics.Concatenate_and_emit_output_to_single_file,
|
|
paramType: ts.Diagnostics.FILE
|
|
},
|
|
{
|
|
name: "outDir",
|
|
type: "string",
|
|
description: ts.Diagnostics.Redirect_output_structure_to_the_directory,
|
|
paramType: ts.Diagnostics.DIRECTORY
|
|
},
|
|
{
|
|
name: "preserveConstEnums",
|
|
type: "boolean",
|
|
description: ts.Diagnostics.Do_not_erase_const_enum_declarations_in_generated_code
|
|
},
|
|
{
|
|
name: "removeComments",
|
|
type: "boolean",
|
|
description: ts.Diagnostics.Do_not_emit_comments_to_output
|
|
},
|
|
{
|
|
name: "sourceMap",
|
|
type: "boolean",
|
|
description: ts.Diagnostics.Generates_corresponding_map_file
|
|
},
|
|
{
|
|
name: "sourceRoot",
|
|
type: "string",
|
|
description: ts.Diagnostics.Specifies_the_location_where_debugger_should_locate_TypeScript_files_instead_of_source_locations,
|
|
paramType: ts.Diagnostics.LOCATION
|
|
},
|
|
{
|
|
name: "suppressImplicitAnyIndexErrors",
|
|
type: "boolean",
|
|
description: ts.Diagnostics.Suppress_noImplicitAny_errors_for_indexing_objects_lacking_index_signatures
|
|
},
|
|
{
|
|
name: "target",
|
|
shortName: "t",
|
|
type: { "es3": 0 /* ES3 */, "es5": 1 /* ES5 */, "es6": 2 /* ES6 */ },
|
|
description: ts.Diagnostics.Specify_ECMAScript_target_version_Colon_ES3_default_ES5_or_ES6_experimental,
|
|
paramType: ts.Diagnostics.VERSION,
|
|
error: ts.Diagnostics.Argument_for_target_option_must_be_es3_es5_or_es6
|
|
},
|
|
{
|
|
name: "version",
|
|
shortName: "v",
|
|
type: "boolean",
|
|
description: ts.Diagnostics.Print_the_compiler_s_version
|
|
},
|
|
{
|
|
name: "watch",
|
|
shortName: "w",
|
|
type: "boolean",
|
|
description: ts.Diagnostics.Watch_input_files
|
|
}
|
|
];
|
|
var shortOptionNames = {};
|
|
var optionNameMap = {};
|
|
ts.forEach(ts.optionDeclarations, function (option) {
|
|
optionNameMap[option.name.toLowerCase()] = option;
|
|
if (option.shortName) {
|
|
shortOptionNames[option.shortName] = option.name;
|
|
}
|
|
});
|
|
function parseCommandLine(commandLine) {
|
|
var options = {
|
|
target: 0 /* ES3 */,
|
|
module: 0 /* None */
|
|
};
|
|
var filenames = [];
|
|
var errors = [];
|
|
parseStrings(commandLine);
|
|
return {
|
|
options: options,
|
|
filenames: filenames,
|
|
errors: errors
|
|
};
|
|
function parseStrings(args) {
|
|
var i = 0;
|
|
while (i < args.length) {
|
|
var s = args[i++];
|
|
if (s.charCodeAt(0) === 64 /* at */) {
|
|
parseResponseFile(s.slice(1));
|
|
}
|
|
else if (s.charCodeAt(0) === 45 /* minus */) {
|
|
s = s.slice(s.charCodeAt(1) === 45 /* minus */ ? 2 : 1).toLowerCase();
|
|
if (ts.hasProperty(shortOptionNames, s)) {
|
|
s = shortOptionNames[s];
|
|
}
|
|
if (ts.hasProperty(optionNameMap, s)) {
|
|
var opt = optionNameMap[s];
|
|
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++]);
|
|
break;
|
|
case "boolean":
|
|
options[opt.name] = true;
|
|
break;
|
|
case "string":
|
|
options[opt.name] = args[i++] || "";
|
|
break;
|
|
default:
|
|
var map = opt.type;
|
|
var key = (args[i++] || "").toLowerCase();
|
|
if (ts.hasProperty(map, key)) {
|
|
options[opt.name] = map[key];
|
|
}
|
|
else {
|
|
errors.push(ts.createCompilerDiagnostic(opt.error));
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Unknown_compiler_option_0, s));
|
|
}
|
|
}
|
|
else {
|
|
filenames.push(s);
|
|
}
|
|
}
|
|
}
|
|
function parseResponseFile(filename) {
|
|
var text = 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 /* space */)
|
|
pos++;
|
|
if (pos >= text.length)
|
|
break;
|
|
var start = pos;
|
|
if (text.charCodeAt(start) === 34 /* doubleQuote */) {
|
|
pos++;
|
|
while (pos < text.length && text.charCodeAt(pos) !== 34 /* doubleQuote */)
|
|
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 /* space */)
|
|
pos++;
|
|
args.push(text.substring(start, pos));
|
|
}
|
|
}
|
|
parseStrings(args);
|
|
}
|
|
}
|
|
ts.parseCommandLine = parseCommandLine;
|
|
})(ts || (ts = {}));
|
|
var ts;
|
|
(function (ts) {
|
|
var version = "1.4.0.0";
|
|
function validateLocaleAndSetLanguage(locale, errors) {
|
|
var matchResult = /^([a-z]+)([_\-]([a-z]+))?$/.exec(locale.toLowerCase());
|
|
if (!matchResult) {
|
|
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 false;
|
|
}
|
|
var language = matchResult[1];
|
|
var territory = matchResult[3];
|
|
if (!trySetLanguageAndTerritory(language, territory, errors) && !trySetLanguageAndTerritory(language, undefined, errors)) {
|
|
errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Unsupported_locale_0, locale));
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
function trySetLanguageAndTerritory(language, territory, errors) {
|
|
var compilerFilePath = ts.normalizePath(ts.sys.getExecutingFilePath());
|
|
var containingDirectoryPath = ts.getDirectoryPath(compilerFilePath);
|
|
var filePath = ts.combinePaths(containingDirectoryPath, language);
|
|
if (territory) {
|
|
filePath = filePath + "-" + territory;
|
|
}
|
|
filePath = ts.sys.resolvePath(ts.combinePaths(filePath, "diagnosticMessages.generated.json"));
|
|
if (!ts.sys.fileExists(filePath)) {
|
|
return false;
|
|
}
|
|
try {
|
|
var fileContents = ts.sys.readFile(filePath);
|
|
}
|
|
catch (e) {
|
|
errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Unable_to_open_file_0, filePath));
|
|
return false;
|
|
}
|
|
try {
|
|
ts.localizedDiagnosticMessages = JSON.parse(fileContents);
|
|
}
|
|
catch (e) {
|
|
errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Corrupted_locale_file_0, filePath));
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
function countLines(program) {
|
|
var count = 0;
|
|
ts.forEach(program.getSourceFiles(), function (file) {
|
|
count += file.getLineAndCharacterFromPosition(file.end).line;
|
|
});
|
|
return count;
|
|
}
|
|
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 reportDiagnostic(diagnostic) {
|
|
var output = "";
|
|
if (diagnostic.file) {
|
|
var loc = diagnostic.file.getLineAndCharacterFromPosition(diagnostic.start);
|
|
output += diagnostic.file.filename + "(" + loc.line + "," + loc.character + "): ";
|
|
}
|
|
var category = ts.DiagnosticCategory[diagnostic.category].toLowerCase();
|
|
output += category + " TS" + diagnostic.code + ": " + diagnostic.messageText + ts.sys.newLine;
|
|
ts.sys.write(output);
|
|
}
|
|
function reportDiagnostics(diagnostics) {
|
|
for (var i = 0; i < diagnostics.length; i++) {
|
|
reportDiagnostic(diagnostics[i]);
|
|
}
|
|
}
|
|
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 reportStatisticalValue(name, value) {
|
|
ts.sys.write(padRight(name + ":", 12) + padLeft(value.toString(), 10) + ts.sys.newLine);
|
|
}
|
|
function reportCountStatistic(name, count) {
|
|
reportStatisticalValue(name, "" + count);
|
|
}
|
|
function reportTimeStatistic(name, time) {
|
|
reportStatisticalValue(name, (time / 1000).toFixed(2) + "s");
|
|
}
|
|
function executeCommandLine(args) {
|
|
var commandLine = ts.parseCommandLine(args);
|
|
var compilerOptions = commandLine.options;
|
|
if (compilerOptions.locale) {
|
|
if (typeof JSON === "undefined") {
|
|
reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.The_current_host_does_not_support_the_0_option, "--locale"));
|
|
return ts.sys.exit(1);
|
|
}
|
|
validateLocaleAndSetLanguage(commandLine.options.locale, commandLine.errors);
|
|
}
|
|
if (commandLine.errors.length > 0) {
|
|
reportDiagnostics(commandLine.errors);
|
|
return ts.sys.exit(5 /* CompilerOptionsErrors */);
|
|
}
|
|
if (compilerOptions.version) {
|
|
reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.Version_0, version));
|
|
return ts.sys.exit(0 /* Succeeded */);
|
|
}
|
|
if (compilerOptions.help) {
|
|
printVersion();
|
|
printHelp();
|
|
return ts.sys.exit(0 /* Succeeded */);
|
|
}
|
|
if (commandLine.filenames.length === 0) {
|
|
printVersion();
|
|
printHelp();
|
|
return ts.sys.exit(5 /* CompilerOptionsErrors */);
|
|
}
|
|
var defaultCompilerHost = ts.createCompilerHost(compilerOptions);
|
|
if (compilerOptions.watch) {
|
|
if (!ts.sys.watchFile) {
|
|
reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.The_current_host_does_not_support_the_0_option, "--watch"));
|
|
return ts.sys.exit(5 /* CompilerOptionsErrors */);
|
|
}
|
|
watchProgram(commandLine, defaultCompilerHost);
|
|
}
|
|
else {
|
|
var result = compile(commandLine, defaultCompilerHost).exitStatus;
|
|
return ts.sys.exit(result);
|
|
}
|
|
}
|
|
ts.executeCommandLine = executeCommandLine;
|
|
function watchProgram(commandLine, compilerHost) {
|
|
var watchers = {};
|
|
var updatedFiles = {};
|
|
var program = compile(commandLine, compilerHost).program;
|
|
reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.Compilation_complete_Watching_for_file_changes));
|
|
addWatchers(program);
|
|
return;
|
|
function addWatchers(program) {
|
|
ts.forEach(program.getSourceFiles(), function (f) {
|
|
var filename = getCanonicalName(f.filename);
|
|
watchers[filename] = ts.sys.watchFile(filename, fileUpdated);
|
|
});
|
|
}
|
|
function removeWatchers(program) {
|
|
ts.forEach(program.getSourceFiles(), function (f) {
|
|
var filename = getCanonicalName(f.filename);
|
|
if (ts.hasProperty(watchers, filename)) {
|
|
watchers[filename].close();
|
|
}
|
|
});
|
|
watchers = {};
|
|
}
|
|
function fileUpdated(filename) {
|
|
var firstNotification = ts.isEmpty(updatedFiles);
|
|
updatedFiles[getCanonicalName(filename)] = true;
|
|
if (firstNotification) {
|
|
setTimeout(function () {
|
|
var changedFiles = updatedFiles;
|
|
updatedFiles = {};
|
|
recompile(changedFiles);
|
|
}, 250);
|
|
}
|
|
}
|
|
function recompile(changedFiles) {
|
|
reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.File_change_detected_Compiling));
|
|
removeWatchers(program);
|
|
var oldSourceFiles = ts.arrayToMap(ts.filter(program.getSourceFiles(), function (file) { return !ts.hasProperty(changedFiles, getCanonicalName(file.filename)); }), function (file) { return getCanonicalName(file.filename); });
|
|
var newCompilerHost = ts.clone(compilerHost);
|
|
newCompilerHost.getSourceFile = function (fileName, languageVersion, onError) {
|
|
fileName = getCanonicalName(fileName);
|
|
var sourceFile = ts.lookUp(oldSourceFiles, fileName);
|
|
if (sourceFile) {
|
|
return sourceFile;
|
|
}
|
|
return compilerHost.getSourceFile(fileName, languageVersion, onError);
|
|
};
|
|
program = compile(commandLine, newCompilerHost).program;
|
|
reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.Compilation_complete_Watching_for_file_changes));
|
|
addWatchers(program);
|
|
}
|
|
function getCanonicalName(fileName) {
|
|
return compilerHost.getCanonicalFileName(fileName);
|
|
}
|
|
}
|
|
function compile(commandLine, compilerHost) {
|
|
var parseStart = new Date().getTime();
|
|
var compilerOptions = commandLine.options;
|
|
var program = ts.createProgram(commandLine.filenames, compilerOptions, compilerHost);
|
|
var bindStart = new Date().getTime();
|
|
var errors = program.getDiagnostics();
|
|
var exitStatus;
|
|
if (errors.length) {
|
|
var checkStart = bindStart;
|
|
var emitStart = bindStart;
|
|
var reportStart = bindStart;
|
|
exitStatus = 1 /* AllOutputGenerationSkipped */;
|
|
}
|
|
else {
|
|
var checker = program.getTypeChecker(true);
|
|
var checkStart = new Date().getTime();
|
|
errors = checker.getDiagnostics();
|
|
if (checker.isEmitBlocked()) {
|
|
exitStatus = 1 /* AllOutputGenerationSkipped */;
|
|
}
|
|
else {
|
|
var emitStart = new Date().getTime();
|
|
var emitOutput = checker.emitFiles();
|
|
var emitErrors = emitOutput.diagnostics;
|
|
exitStatus = emitOutput.emitResultStatus;
|
|
var reportStart = new Date().getTime();
|
|
errors = ts.concatenate(errors, emitErrors);
|
|
}
|
|
}
|
|
reportDiagnostics(errors);
|
|
if (commandLine.options.diagnostics) {
|
|
var memoryUsed = ts.sys.getMemoryUsage ? ts.sys.getMemoryUsage() : -1;
|
|
reportCountStatistic("Files", program.getSourceFiles().length);
|
|
reportCountStatistic("Lines", countLines(program));
|
|
reportCountStatistic("Nodes", checker ? checker.getNodeCount() : 0);
|
|
reportCountStatistic("Identifiers", checker ? checker.getIdentifierCount() : 0);
|
|
reportCountStatistic("Symbols", checker ? checker.getSymbolCount() : 0);
|
|
reportCountStatistic("Types", checker ? checker.getTypeCount() : 0);
|
|
if (memoryUsed >= 0) {
|
|
reportStatisticalValue("Memory used", Math.round(memoryUsed / 1000) + "K");
|
|
}
|
|
reportTimeStatistic("Parse time", bindStart - parseStart);
|
|
reportTimeStatistic("Bind time", checkStart - bindStart);
|
|
reportTimeStatistic("Check time", emitStart - checkStart);
|
|
reportTimeStatistic("Emit time", reportStart - emitStart);
|
|
reportTimeStatistic("Total time", reportStart - parseStart);
|
|
}
|
|
return { program: program, exitStatus: exitStatus };
|
|
}
|
|
function printVersion() {
|
|
ts.sys.write(getDiagnosticText(ts.Diagnostics.Version_0, version) + ts.sys.newLine);
|
|
}
|
|
function printHelp() {
|
|
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 [" + getDiagnosticText(ts.Diagnostics.options) + "] [" + getDiagnosticText(ts.Diagnostics.file) + " ...]";
|
|
output += getDiagnosticText(ts.Diagnostics.Syntax_Colon_0, syntax);
|
|
output += ts.sys.newLine + ts.sys.newLine;
|
|
var padding = makePadding(marginLength);
|
|
output += getDiagnosticText(ts.Diagnostics.Examples_Colon_0, makePadding(marginLength - examplesLength) + "tsc hello.ts") + ts.sys.newLine;
|
|
output += padding + "tsc --out file.js file.ts" + ts.sys.newLine;
|
|
output += padding + "tsc @args.txt" + ts.sys.newLine;
|
|
output += ts.sys.newLine;
|
|
output += getDiagnosticText(ts.Diagnostics.Options_Colon) + ts.sys.newLine;
|
|
var optsList = ts.optionDeclarations.slice();
|
|
optsList.sort(function (a, b) { return ts.compareValues(a.name.toLowerCase(), b.name.toLowerCase()); });
|
|
var marginLength = 0;
|
|
var usageColumn = [];
|
|
var descriptionColumn = [];
|
|
for (var i = 0; i < optsList.length; i++) {
|
|
var option = optsList[i];
|
|
if (!option.description) {
|
|
continue;
|
|
}
|
|
var usageText = " ";
|
|
if (option.shortName) {
|
|
usageText += "-" + option.shortName;
|
|
usageText += getParamType(option);
|
|
usageText += ", ";
|
|
}
|
|
usageText += "--" + option.name;
|
|
usageText += getParamType(option);
|
|
usageColumn.push(usageText);
|
|
descriptionColumn.push(getDiagnosticText(option.description));
|
|
marginLength = Math.max(usageText.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];
|
|
output += usage + makePadding(marginLength - usage.length + 2) + description + ts.sys.newLine;
|
|
}
|
|
ts.sys.write(output);
|
|
return;
|
|
function getParamType(option) {
|
|
if (option.paramType !== undefined) {
|
|
return " " + getDiagnosticText(option.paramType);
|
|
}
|
|
return "";
|
|
}
|
|
function makePadding(paddingLength) {
|
|
return Array(paddingLength + 1).join(" ");
|
|
}
|
|
}
|
|
})(ts || (ts = {}));
|
|
ts.executeCommandLine(ts.sys.args);
|