maxmustermann/TypeScript
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity

Merge branch 'master' into tripleEquals

Browse source
This commit is contained in:
Arthur Ozga 2017-04-05 11:51:21 -07:00
parent 3b6da51a81 2b61d18996
commit 3bdec6943e
75 changed files with 2051 additions and 1804 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

14
src/compiler/binder.ts
View file

@ -1855,7 +1855,7 @@ namespace ts {
}
function checkStrictModeNumericLiteral(node: NumericLiteral) {
if (inStrictMode && node.isOctalLiteral) {
if (inStrictMode && node.numericLiteralFlags & NumericLiteralFlags.Octal) {
file.bindDiagnostics.push(createDiagnosticForNode(node, Diagnostics.Octal_literals_are_not_allowed_in_strict_mode));
}
}
@ -3330,6 +3330,18 @@ namespace ts {
transformFlags |= TransformFlags.AssertES2015;
break;
case SyntaxKind.StringLiteral:
if ((<StringLiteral>node).hasExtendedUnicodeEscape) {
transformFlags |= TransformFlags.AssertES2015;
}
break;
case SyntaxKind.NumericLiteral:
if ((<NumericLiteral>node).numericLiteralFlags & NumericLiteralFlags.BinaryOrOctalSpecifier) {
transformFlags |= TransformFlags.AssertES2015;
}
break;
case SyntaxKind.ForOfStatement:
// This node is either ES2015 syntax or ES2017 syntax (if it is a for-await-of).
if ((<ForOfStatement>node).awaitModifier) {

543
src/compiler/checker.ts
View file

@ -47,6 +47,7 @@ namespace ts {
let typeCount = 0;
let symbolCount = 0;
let symbolInstantiationDepth = 0;
const emptyArray: any[] = [];
const emptySymbols = createMap<Symbol>();
@ -255,7 +256,7 @@ namespace ts {
* List of every ambient module with a "*" wildcard.
* Unlike other ambient modules, these can't be stored in `globals` because symbol tables only deal with exact matches.
* This is only used if there is no exact match.
*/
*/
let patternAmbientModules: PatternAmbientModule[];
let globalObjectType: ObjectType;
@ -751,6 +752,7 @@ namespace ts {
// declaration is after usage, but it can still be legal if usage is deferred:
// 1. inside a function
// 2. inside an instance property initializer, a reference to a non-instance property
// 3. inside a static property initializer, a reference to a static method in the same class
const container = getEnclosingBlockScopeContainer(declaration);
return isUsedInFunctionOrInstanceProperty(usage, declaration, container);
@ -792,14 +794,22 @@ namespace ts {
return true;
}
const initializerOfInstanceProperty = current.parent &&
const initializerOfProperty = current.parent &&
current.parent.kind === SyntaxKind.PropertyDeclaration &&
(getModifierFlags(current.parent) & ModifierFlags.Static) === 0 &&
(<PropertyDeclaration>current.parent).initializer === current;
if (initializerOfInstanceProperty) {
const isDeclarationInstanceProperty = declaration.kind === SyntaxKind.PropertyDeclaration && !(getModifierFlags(declaration) & ModifierFlags.Static);
return !isDeclarationInstanceProperty || getContainingClass(usage) !== getContainingClass(declaration);
if (initializerOfProperty) {
if (getModifierFlags(current.parent) & ModifierFlags.Static) {
if (declaration.kind === SyntaxKind.MethodDeclaration) {
return true;
}
}
else {
const isDeclarationInstanceProperty = declaration.kind === SyntaxKind.PropertyDeclaration && !(getModifierFlags(declaration) & ModifierFlags.Static);
if (!isDeclarationInstanceProperty || getContainingClass(usage) !== getContainingClass(declaration)) {
return true;
}
}
}
current = current.parent;
@ -4440,14 +4450,22 @@ namespace ts {
function getTypeOfInstantiatedSymbol(symbol: Symbol): Type {
const links = getSymbolLinks(symbol);
if (!links.type) {
if (!pushTypeResolution(symbol, TypeSystemPropertyName.Type)) {
return unknownType;
if (symbolInstantiationDepth === 100) {
error(symbol.valueDeclaration, Diagnostics.Generic_type_instantiation_is_excessively_deep_and_possibly_infinite);
links.type = unknownType;
}
let type = instantiateType(getTypeOfSymbol(links.target), links.mapper);
if (!popTypeResolution()) {
type = reportCircularityError(symbol);
else {
if (!pushTypeResolution(symbol, TypeSystemPropertyName.Type)) {
return unknownType;
}
symbolInstantiationDepth++;
let type = instantiateType(getTypeOfSymbol(links.target), links.mapper);
symbolInstantiationDepth--;
if (!popTypeResolution()) {
type = reportCircularityError(symbol);
}
links.type = type;
}
links.type = type;
}
return links.type;
}
@ -5569,7 +5587,8 @@ namespace ts {
}
/** If the given type is an object type and that type has a property by the given name,
* return the symbol for that property. Otherwise return undefined. */
* return the symbol for that property. Otherwise return undefined.
*/
function getPropertyOfObjectType(type: Type, name: string): Symbol {
if (type.flags & TypeFlags.Object) {
const resolved = resolveStructuredTypeMembers(<ObjectType>type);
@ -7257,8 +7276,9 @@ namespace ts {
else {
error(indexNode, Diagnostics.Type_0_cannot_be_used_as_an_index_type, typeToString(indexType));
}
return unknownType;
}
return unknownType;
return anyType;
}
function getIndexedAccessForMappedType(type: MappedType, indexType: Type, accessNode?: ElementAccessExpression | IndexedAccessTypeNode) {
@ -8529,137 +8549,38 @@ namespace ts {
return result;
}
}
else if (target.flags & TypeFlags.Union) {
if (result = typeRelatedToSomeType(source, <UnionType>target, reportErrors && !(source.flags & TypeFlags.Primitive) && !(target.flags & TypeFlags.Primitive))) {
return result;
}
}
else if (target.flags & TypeFlags.Intersection) {
if (result = typeRelatedToEachType(source, target as IntersectionType, reportErrors)) {
return result;
}
}
else if (source.flags & TypeFlags.Intersection) {
// Check to see if any constituents of the intersection are immediately related to the target.
//
// Don't report errors though. Checking whether a constituent is related to the source is not actually
// useful and leads to some confusing error messages. Instead it is better to let the below checks
// take care of this, or to not elaborate at all. For instance,
//
// - For an object type (such as 'C = A & B'), users are usually more interested in structural errors.
//
// - For a union type (such as '(A | B) = (C & D)'), it's better to hold onto the whole intersection
// than to report that 'D' is not assignable to 'A' or 'B'.
//
// - For a primitive type or type parameter (such as 'number = A & B') there is no point in
// breaking the intersection apart.
if (result = someTypeRelatedToType(<IntersectionType>source, target, /*reportErrors*/ false)) {
return result;
}
}
else if (target.flags & TypeFlags.TypeParameter) {
// A source type { [P in keyof T]: X } is related to a target type T if X is related to T[P].
if (getObjectFlags(source) & ObjectFlags.Mapped && getConstraintTypeFromMappedType(<MappedType>source) === getIndexType(target)) {
if (!(<MappedType>source).declaration.questionToken) {
const templateType = getTemplateTypeFromMappedType(<MappedType>source);
const indexedAccessType = getIndexedAccessType(target, getTypeParameterFromMappedType(<MappedType>source));
if (result = isRelatedTo(templateType, indexedAccessType, reportErrors)) {
return result;
}
}
}
}
else if (target.flags & TypeFlags.Index) {
// A keyof S is related to a keyof T if T is related to S.
if (source.flags & TypeFlags.Index) {
if (result = isRelatedTo((<IndexType>target).type, (<IndexType>source).type, /*reportErrors*/ false)) {
return result;
}
}
// A type S is assignable to keyof T if S is assignable to keyof C, where C is the
// constraint of T.
const constraint = getConstraintOfType((<IndexType>target).type);
if (constraint) {
if (result = isRelatedTo(source, getIndexType(constraint), reportErrors)) {
return result;
}
}
}
else if (target.flags & TypeFlags.IndexedAccess) {
// A type S is related to a type T[K] if S is related to A[K], where K is string-like and
// A is the apparent type of S.
const constraint = getConstraintOfType(<IndexedAccessType>target);
if (constraint) {
if (result = isRelatedTo(source, constraint, reportErrors)) {
errorInfo = saveErrorInfo;
return result;
}
}
}
if (source.flags & TypeFlags.TypeParameter) {
// A source type T is related to a target type { [P in keyof T]: X } if T[P] is related to X.
if (getObjectFlags(target) & ObjectFlags.Mapped && getConstraintTypeFromMappedType(<MappedType>target) === getIndexType(source)) {
const indexedAccessType = getIndexedAccessType(source, getTypeParameterFromMappedType(<MappedType>target));
const templateType = getTemplateTypeFromMappedType(<MappedType>target);
if (result = isRelatedTo(indexedAccessType, templateType, reportErrors)) {
errorInfo = saveErrorInfo;
return result;
}
}
else {
let constraint = getConstraintOfTypeParameter(<TypeParameter>source);
// A type parameter with no constraint is not related to the non-primitive object type.
if (constraint || !(target.flags & TypeFlags.NonPrimitive)) {
if (!constraint || constraint.flags & TypeFlags.Any) {
constraint = emptyObjectType;
}
// The constraint may need to be further instantiated with its 'this' type.
constraint = getTypeWithThisArgument(constraint, source);
// Report constraint errors only if the constraint is not the empty object type
const reportConstraintErrors = reportErrors && constraint !== emptyObjectType;
if (result = isRelatedTo(constraint, target, reportConstraintErrors)) {
errorInfo = saveErrorInfo;
return result;
}
}
}
}
else if (source.flags & TypeFlags.IndexedAccess) {
// A type S[K] is related to a type T if A[K] is related to T, where K is string-like and
// A is the apparent type of S.
const constraint = getConstraintOfType(<IndexedAccessType>source);
if (constraint) {
if (result = isRelatedTo(constraint, target, reportErrors)) {
errorInfo = saveErrorInfo;
return result;
}
}
else if (target.flags & TypeFlags.IndexedAccess && (<IndexedAccessType>source).indexType === (<IndexedAccessType>target).indexType) {
// if we have indexed access types with identical index types, see if relationship holds for
// the two object types.
if (result = isRelatedTo((<IndexedAccessType>source).objectType, (<IndexedAccessType>target).objectType, reportErrors)) {
return result;
}
}
}
else {
if (getObjectFlags(source) & ObjectFlags.Reference && getObjectFlags(target) & ObjectFlags.Reference && (<TypeReference>source).target === (<TypeReference>target).target) {
// We have type references to same target type, see if relationship holds for all type arguments
if (result = typeArgumentsRelatedTo(<TypeReference>source, <TypeReference>target, reportErrors)) {
if (target.flags & TypeFlags.Union) {
if (result = typeRelatedToSomeType(source, <UnionType>target, reportErrors && !(source.flags & TypeFlags.Primitive) && !(target.flags & TypeFlags.Primitive))) {
return result;
}
}
// Even if relationship doesn't hold for unions, intersections, or generic type references,
// it may hold in a structural comparison.
const apparentSource = getApparentType(source);
// In a check of the form X = A & B, we will have previously checked if A relates to X or B relates
// to X. Failing both of those we want to check if the aggregation of A and B's members structurally
// relates to X. Thus, we include intersection types on the source side here.
if (apparentSource.flags & (TypeFlags.Object | TypeFlags.Intersection) && target.flags & TypeFlags.Object) {
// Report structural errors only if we haven't reported any errors yet
const reportStructuralErrors = reportErrors && errorInfo === saveErrorInfo && !(source.flags & TypeFlags.Primitive);
if (result = objectTypeRelatedTo(apparentSource, source, target, reportStructuralErrors)) {
else if (target.flags & TypeFlags.Intersection) {
if (result = typeRelatedToEachType(source, target as IntersectionType, reportErrors)) {
return result;
}
}
else if (source.flags & TypeFlags.Intersection) {
// Check to see if any constituents of the intersection are immediately related to the target.
//
// Don't report errors though. Checking whether a constituent is related to the source is not actually
// useful and leads to some confusing error messages. Instead it is better to let the below checks
// take care of this, or to not elaborate at all. For instance,
//
// - For an object type (such as 'C = A & B'), users are usually more interested in structural errors.
//
// - For a union type (such as '(A | B) = (C & D)'), it's better to hold onto the whole intersection
// than to report that 'D' is not assignable to 'A' or 'B'.
//
// - For a primitive type or type parameter (such as 'number = A & B') there is no point in
// breaking the intersection apart.
if (result = someTypeRelatedToType(<IntersectionType>source, target, /*reportErrors*/ false)) {
return result;
}
}
if (source.flags & TypeFlags.StructuredOrTypeVariable || target.flags & TypeFlags.StructuredOrTypeVariable) {
if (result = recursiveTypeRelatedTo(source, target, reportErrors)) {
errorInfo = saveErrorInfo;
return result;
}
@ -8681,13 +8602,7 @@ namespace ts {
function isIdenticalTo(source: Type, target: Type): Ternary {
let result: Ternary;
if (source.flags & TypeFlags.Object && target.flags & TypeFlags.Object) {
if (getObjectFlags(source) & ObjectFlags.Reference && getObjectFlags(target) & ObjectFlags.Reference && (<TypeReference>source).target === (<TypeReference>target).target) {
// We have type references to same target type, see if all type arguments are identical
if (result = typeArgumentsRelatedTo(<TypeReference>source, <TypeReference>target, /*reportErrors*/ false)) {
return result;
}
}
return objectTypeRelatedTo(source, source, target, /*reportErrors*/ false);
return recursiveTypeRelatedTo(source, target, /*reportErrors*/ false);
}
if (source.flags & TypeFlags.Union && target.flags & TypeFlags.Union ||
source.flags & TypeFlags.Intersection && target.flags & TypeFlags.Intersection) {
@ -8876,12 +8791,12 @@ namespace ts {
return result;
}
// Determine if two object types are related by structure. First, check if the result is already available in the global cache.
// Determine if possibly recursive types are related. First, check if the result is already available in the global cache.
// Second, check if we have already started a comparison of the given two types in which case we assume the result to be true.
// Third, check if both types are part of deeply nested chains of generic type instantiations and if so assume the types are
// equal and infinitely expanding. Fourth, if we have reached a depth of 100 nested comparisons, assume we have runaway recursion
// and issue an error. Otherwise, actually compare the structure of the two types.
function objectTypeRelatedTo(source: Type, originalSource: Type, target: Type, reportErrors: boolean): Ternary {
function recursiveTypeRelatedTo(source: Type, target: Type, reportErrors: boolean): Ternary {
if (overflow) {
return Ternary.False;
}
@ -8923,28 +8838,7 @@ namespace ts {
const saveExpandingFlags = expandingFlags;
if (!(expandingFlags & 1) && isDeeplyNestedType(source, sourceStack, depth)) expandingFlags |= 1;
if (!(expandingFlags & 2) && isDeeplyNestedType(target, targetStack, depth)) expandingFlags |= 2;
let result: Ternary;
if (expandingFlags === 3) {
result = Ternary.Maybe;
}
else if (isGenericMappedType(source) || isGenericMappedType(target)) {
result = mappedTypeRelatedTo(source, target, reportErrors);
}
else {
result = propertiesRelatedTo(source, target, reportErrors);
if (result) {
result &= signaturesRelatedTo(source, target, SignatureKind.Call, reportErrors);
if (result) {
result &= signaturesRelatedTo(source, target, SignatureKind.Construct, reportErrors);
if (result) {
result &= indexTypesRelatedTo(source, originalSource, target, IndexKind.String, reportErrors);
if (result) {
result &= indexTypesRelatedTo(source, originalSource, target, IndexKind.Number, reportErrors);
}
}
}
}
}
const result = expandingFlags !== 3 ? structuredTypeRelatedTo(source, target, reportErrors) : Ternary.Maybe;
expandingFlags = saveExpandingFlags;
depth--;
if (result) {
@ -8961,6 +8855,141 @@ namespace ts {
return result;
}
function structuredTypeRelatedTo(source: Type, target: Type, reportErrors: boolean): Ternary {
let result: Ternary;
const saveErrorInfo = errorInfo;
if (target.flags & TypeFlags.TypeParameter) {
// A source type { [P in keyof T]: X } is related to a target type T if X is related to T[P].
if (getObjectFlags(source) & ObjectFlags.Mapped && getConstraintTypeFromMappedType(<MappedType>source) === getIndexType(target)) {
if (!(<MappedType>source).declaration.questionToken) {
const templateType = getTemplateTypeFromMappedType(<MappedType>source);
const indexedAccessType = getIndexedAccessType(target, getTypeParameterFromMappedType(<MappedType>source));
if (result = isRelatedTo(templateType, indexedAccessType, reportErrors)) {
return result;
}
}
}
}
else if (target.flags & TypeFlags.Index) {
// A keyof S is related to a keyof T if T is related to S.
if (source.flags & TypeFlags.Index) {
if (result = isRelatedTo((<IndexType>target).type, (<IndexType>source).type, /*reportErrors*/ false)) {
return result;
}
}
// A type S is assignable to keyof T if S is assignable to keyof C, where C is the
// constraint of T.
const constraint = getConstraintOfType((<IndexType>target).type);
if (constraint) {
if (result = isRelatedTo(source, getIndexType(constraint), reportErrors)) {
return result;
}
}
}
else if (target.flags & TypeFlags.IndexedAccess) {
// A type S is related to a type T[K] if S is related to A[K], where K is string-like and
// A is the apparent type of S.
const constraint = getConstraintOfType(<IndexedAccessType>target);
if (constraint) {
if (result = isRelatedTo(source, constraint, reportErrors)) {
errorInfo = saveErrorInfo;
return result;
}
}
}
if (source.flags & TypeFlags.TypeParameter) {
// A source type T is related to a target type { [P in keyof T]: X } if T[P] is related to X.
if (getObjectFlags(target) & ObjectFlags.Mapped && getConstraintTypeFromMappedType(<MappedType>target) === getIndexType(source)) {
const indexedAccessType = getIndexedAccessType(source, getTypeParameterFromMappedType(<MappedType>target));
const templateType = getTemplateTypeFromMappedType(<MappedType>target);
if (result = isRelatedTo(indexedAccessType, templateType, reportErrors)) {
errorInfo = saveErrorInfo;
return result;
}
}
else {
let constraint = getConstraintOfTypeParameter(<TypeParameter>source);
// A type parameter with no constraint is not related to the non-primitive object type.
if (constraint || !(target.flags & TypeFlags.NonPrimitive)) {
if (!constraint || constraint.flags & TypeFlags.Any) {
constraint = emptyObjectType;
}
// The constraint may need to be further instantiated with its 'this' type.
constraint = getTypeWithThisArgument(constraint, source);
// Report constraint errors only if the constraint is not the empty object type
const reportConstraintErrors = reportErrors && constraint !== emptyObjectType;
if (result = isRelatedTo(constraint, target, reportConstraintErrors)) {
errorInfo = saveErrorInfo;
return result;
}
}
}
}
else if (source.flags & TypeFlags.IndexedAccess) {
// A type S[K] is related to a type T if A[K] is related to T, where K is string-like and
// A is the apparent type of S.
const constraint = getConstraintOfType(<IndexedAccessType>source);
if (constraint) {
if (result = isRelatedTo(constraint, target, reportErrors)) {
errorInfo = saveErrorInfo;
return result;
}
}
else if (target.flags & TypeFlags.IndexedAccess && (<IndexedAccessType>source).indexType === (<IndexedAccessType>target).indexType) {
// if we have indexed access types with identical index types, see if relationship holds for
// the two object types.
if (result = isRelatedTo((<IndexedAccessType>source).objectType, (<IndexedAccessType>target).objectType, reportErrors)) {
return result;
}
}
}
else {
if (getObjectFlags(source) & ObjectFlags.Reference && getObjectFlags(target) & ObjectFlags.Reference && (<TypeReference>source).target === (<TypeReference>target).target) {
// We have type references to same target type, see if relationship holds for all type arguments
if (result = typeArgumentsRelatedTo(<TypeReference>source, <TypeReference>target, reportErrors)) {
return result;
}
}
// Even if relationship doesn't hold for unions, intersections, or generic type references,
// it may hold in a structural comparison.
const sourceIsPrimitive = !!(source.flags & TypeFlags.Primitive);
if (relation !== identityRelation) {
source = getApparentType(source);
}
// In a check of the form X = A & B, we will have previously checked if A relates to X or B relates
// to X. Failing both of those we want to check if the aggregation of A and B's members structurally
// relates to X. Thus, we include intersection types on the source side here.
if (source.flags & (TypeFlags.Object | TypeFlags.Intersection) && target.flags & TypeFlags.Object) {
// Report structural errors only if we haven't reported any errors yet
const reportStructuralErrors = reportErrors && errorInfo === saveErrorInfo && !sourceIsPrimitive;
if (isGenericMappedType(source) || isGenericMappedType(target)) {
result = mappedTypeRelatedTo(source, target, reportStructuralErrors);
}
else {
result = propertiesRelatedTo(source, target, reportStructuralErrors);
if (result) {
result &= signaturesRelatedTo(source, target, SignatureKind.Call, reportStructuralErrors);
if (result) {
result &= signaturesRelatedTo(source, target, SignatureKind.Construct, reportStructuralErrors);
if (result) {
result &= indexTypesRelatedTo(source, target, IndexKind.String, sourceIsPrimitive, reportStructuralErrors);
if (result) {
result &= indexTypesRelatedTo(source, target, IndexKind.Number, sourceIsPrimitive, reportStructuralErrors);
}
}
}
}
}
if (result) {
errorInfo = saveErrorInfo;
return result;
}
}
}
return Ternary.False;
}
// A type [P in S]: X is related to a type [Q in T]: Y if T is related to S and X' is
// related to Y, where X' is an instantiation of X in which P is replaced with Q. Notice
// that S and T are contra-variant whereas X and Y are co-variant.
@ -9209,12 +9238,12 @@ namespace ts {
return related;
}
function indexTypesRelatedTo(source: Type, originalSource: Type, target: Type, kind: IndexKind, reportErrors: boolean) {
function indexTypesRelatedTo(source: Type, target: Type, kind: IndexKind, sourceIsPrimitive: boolean, reportErrors: boolean) {
if (relation === identityRelation) {
return indexTypesIdenticalTo(source, target, kind);
}
const targetInfo = getIndexInfoOfType(target, kind);
if (!targetInfo || ((targetInfo.type.flags & TypeFlags.Any) && !(originalSource.flags & TypeFlags.Primitive))) {
if (!targetInfo || targetInfo.type.flags & TypeFlags.Any && !sourceIsPrimitive) {
// Index signature of type any permits assignment from everything but primitives
return Ternary.True;
}
@ -13268,11 +13297,11 @@ namespace ts {
}
/**
* Looks up an intrinsic tag name and returns a symbol that either points to an intrinsic
* property (in which case nodeLinks.jsxFlags will be IntrinsicNamedElement) or an intrinsic
* string index signature (in which case nodeLinks.jsxFlags will be IntrinsicIndexedElement).
* May also return unknownSymbol if both of these lookups fail.
*/
* Looks up an intrinsic tag name and returns a symbol that either points to an intrinsic
* property (in which case nodeLinks.jsxFlags will be IntrinsicNamedElement) or an intrinsic
* string index signature (in which case nodeLinks.jsxFlags will be IntrinsicIndexedElement).
* May also return unknownSymbol if both of these lookups fail.
*/
function getIntrinsicTagSymbol(node: JsxOpeningLikeElement | JsxClosingElement): Symbol {
const links = getNodeLinks(node);
if (!links.resolvedSymbol) {
@ -13476,7 +13505,7 @@ namespace ts {
* @return attributes type if able to resolve the type of node
* anyType if there is no type ElementAttributesProperty or there is an error
* emptyObjectType if there is no "prop" in the element instance type
**/
*/
function resolveCustomJsxElementAttributesType(openingLikeElement: JsxOpeningLikeElement,
shouldIncludeAllStatelessAttributesType: boolean,
elementType?: Type,
@ -13733,11 +13762,11 @@ namespace ts {
}
/**
* Check whether the given attributes of JSX opening-like element is assignable to the tagName attributes.
* Get the attributes type of the opening-like element through resolving the tagName, "target attributes"
* Check assignablity between given attributes property, "source attributes", and the "target attributes"
* @param openingLikeElement an opening-like JSX element to check its JSXAttributes
*/
* Check whether the given attributes of JSX opening-like element is assignable to the tagName attributes.
* Get the attributes type of the opening-like element through resolving the tagName, "target attributes"
* Check assignablity between given attributes property, "source attributes", and the "target attributes"
* @param openingLikeElement an opening-like JSX element to check its JSXAttributes
*/
function checkJsxAttributesAssignableToTagNameAttributes(openingLikeElement: JsxOpeningLikeElement) {
// The function involves following steps:
// 1. Figure out expected attributes type by resolving tagName of the JSX opening-like element, targetAttributesType.
@ -14604,18 +14633,18 @@ namespace ts {
/**
* Returns the effective argument count for a node that works like a function invocation.
* If 'node' is a Decorator, the number of arguments is derived from the decoration
* target and the signature:
* If 'node.target' is a class declaration or class expression, the effective argument
* count is 1.
* If 'node.target' is a parameter declaration, the effective argument count is 3.
* If 'node.target' is a property declaration, the effective argument count is 2.
* If 'node.target' is a method or accessor declaration, the effective argument count
* is 3, although it can be 2 if the signature only accepts two arguments, allowing
* us to match a property decorator.
* Otherwise, the argument count is the length of the 'args' array.
*/
* Returns the effective argument count for a node that works like a function invocation.
* If 'node' is a Decorator, the number of arguments is derived from the decoration
* target and the signature:
* If 'node.target' is a class declaration or class expression, the effective argument
* count is 1.
* If 'node.target' is a parameter declaration, the effective argument count is 3.
* If 'node.target' is a property declaration, the effective argument count is 2.
* If 'node.target' is a method or accessor declaration, the effective argument count
* is 3, although it can be 2 if the signature only accepts two arguments, allowing
* us to match a property decorator.
* Otherwise, the argument count is the length of the 'args' array.
*/
function getEffectiveArgumentCount(node: CallLikeExpression, args: Expression[], signature: Signature) {
if (node.kind === SyntaxKind.Decorator) {
switch (node.parent.kind) {
@ -14657,17 +14686,17 @@ namespace ts {
}
/**
* Returns the effective type of the first argument to a decorator.
* If 'node' is a class declaration or class expression, the effective argument type
* is the type of the static side of the class.
* If 'node' is a parameter declaration, the effective argument type is either the type
* of the static or instance side of the class for the parameter's parent method,
* depending on whether the method is declared static.
* For a constructor, the type is always the type of the static side of the class.
* If 'node' is a property, method, or accessor declaration, the effective argument
* type is the type of the static or instance side of the parent class for class
* element, depending on whether the element is declared static.
*/
* Returns the effective type of the first argument to a decorator.
* If 'node' is a class declaration or class expression, the effective argument type
* is the type of the static side of the class.
* If 'node' is a parameter declaration, the effective argument type is either the type
* of the static or instance side of the class for the parameter's parent method,
* depending on whether the method is declared static.
* For a constructor, the type is always the type of the static side of the class.
* If 'node' is a property, method, or accessor declaration, the effective argument
* type is the type of the static or instance side of the parent class for class
* element, depending on whether the element is declared static.
*/
function getEffectiveDecoratorFirstArgumentType(node: Node): Type {
// The first argument to a decorator is its `target`.
if (node.kind === SyntaxKind.ClassDeclaration) {
@ -14703,20 +14732,20 @@ namespace ts {
}
/**
* Returns the effective type for the second argument to a decorator.
* If 'node' is a parameter, its effective argument type is one of the following:
* If 'node.parent' is a constructor, the effective argument type is 'any', as we
* will emit `undefined`.
* If 'node.parent' is a member with an identifier, numeric, or string literal name,
* the effective argument type will be a string literal type for the member name.
* If 'node.parent' is a computed property name, the effective argument type will
* either be a symbol type or the string type.
* If 'node' is a member with an identifier, numeric, or string literal name, the
* effective argument type will be a string literal type for the member name.
* If 'node' is a computed property name, the effective argument type will either
* be a symbol type or the string type.
* A class decorator does not have a second argument type.
*/
* Returns the effective type for the second argument to a decorator.
* If 'node' is a parameter, its effective argument type is one of the following:
* If 'node.parent' is a constructor, the effective argument type is 'any', as we
* will emit `undefined`.
* If 'node.parent' is a member with an identifier, numeric, or string literal name,
* the effective argument type will be a string literal type for the member name.
* If 'node.parent' is a computed property name, the effective argument type will
* either be a symbol type or the string type.
* If 'node' is a member with an identifier, numeric, or string literal name, the
* effective argument type will be a string literal type for the member name.
* If 'node' is a computed property name, the effective argument type will either
* be a symbol type or the string type.
* A class decorator does not have a second argument type.
*/
function getEffectiveDecoratorSecondArgumentType(node: Node) {
// The second argument to a decorator is its `propertyKey`
if (node.kind === SyntaxKind.ClassDeclaration) {
@ -14770,12 +14799,12 @@ namespace ts {
}
/**
* Returns the effective argument type for the third argument to a decorator.
* If 'node' is a parameter, the effective argument type is the number type.
* If 'node' is a method or accessor, the effective argument type is a
* `TypedPropertyDescriptor<T>` instantiated with the type of the member.
* Class and property decorators do not have a third effective argument.
*/
* Returns the effective argument type for the third argument to a decorator.
* If 'node' is a parameter, the effective argument type is the number type.
* If 'node' is a method or accessor, the effective argument type is a
* `TypedPropertyDescriptor<T>` instantiated with the type of the member.
* Class and property decorators do not have a third effective argument.
*/
function getEffectiveDecoratorThirdArgumentType(node: Node) {
// The third argument to a decorator is either its `descriptor` for a method decorator
// or its `parameterIndex` for a parameter decorator
@ -14808,8 +14837,8 @@ namespace ts {
}
/**
* Returns the effective argument type for the provided argument to a decorator.
*/
* Returns the effective argument type for the provided argument to a decorator.
*/
function getEffectiveDecoratorArgumentType(node: Decorator, argIndex: number): Type {
if (argIndex === 0) {
return getEffectiveDecoratorFirstArgumentType(node.parent);
@ -14826,8 +14855,8 @@ namespace ts {
}
/**
* Gets the effective argument type for an argument in a call expression.
*/
* Gets the effective argument type for an argument in a call expression.
*/
function getEffectiveArgumentType(node: CallLikeExpression, argIndex: number): Type {
// Decorators provide special arguments, a tagged template expression provides
// a special first argument, and string literals get string literal types
@ -14845,8 +14874,8 @@ namespace ts {
}
/**
* Gets the effective argument expression for an argument in a call expression.
*/
* Gets the effective argument expression for an argument in a call expression.
*/
function getEffectiveArgument(node: CallLikeExpression, args: Expression[], argIndex: number) {
// For a decorator or the first argument of a tagged template expression we return undefined.
if (node.kind === SyntaxKind.Decorator ||
@ -14858,8 +14887,8 @@ namespace ts {
}
/**
* Gets the error node to use when reporting errors for an effective argument.
*/
* Gets the error node to use when reporting errors for an effective argument.
*/
function getEffectiveArgumentErrorNode(node: CallLikeExpression, argIndex: number, arg: Expression) {
if (node.kind === SyntaxKind.Decorator) {
// For a decorator, we use the expression of the decorator for error reporting.
@ -15361,8 +15390,8 @@ namespace ts {
}
/**
* Gets the localized diagnostic head message to use for errors when resolving a decorator as a call expression.
*/
* Gets the localized diagnostic head message to use for errors when resolving a decorator as a call expression.
*/
function getDiagnosticHeadMessageForDecoratorResolution(node: Decorator) {
switch (node.parent.kind) {
case SyntaxKind.ClassDeclaration:
@ -15383,8 +15412,8 @@ namespace ts {
}
/**
* Resolves a decorator as if it were a call expression.
*/
* Resolves a decorator as if it were a call expression.
*/
function resolveDecorator(node: Decorator, candidatesOutArray: Signature[]): Signature {
const funcType = checkExpression(node.expression);
const apparentType = getApparentType(funcType);
@ -18192,10 +18221,10 @@ namespace ts {
}
/**
* Gets the "promised type" of a promise.
* @param type The type of the promise.
* @remarks The "promised type" of a type is the type of the "value" parameter of the "onfulfilled" callback.
*/
* Gets the "promised type" of a promise.
* @param type The type of the promise.
* @remarks The "promised type" of a type is the type of the "value" parameter of the "onfulfilled" callback.
*/
function getPromisedTypeOfPromise(promise: Type, errorNode?: Node): Type {
//
// { // promise
@ -18250,12 +18279,12 @@ namespace ts {
}
/**
* Gets the "awaited type" of a type.
* @param type The type to await.
* @remarks The "awaited type" of an expression is its "promised type" if the expression is a
* Promise-like type; otherwise, it is the type of the expression. This is used to reflect
* The runtime behavior of the `await` keyword.
*/
* Gets the "awaited type" of a type.
* @param type The type to await.
* @remarks The "awaited type" of an expression is its "promised type" if the expression is a
* Promise-like type; otherwise, it is the type of the expression. This is used to reflect
* The runtime behavior of the `await` keyword.
*/
function checkAwaitedType(type: Type, errorNode: Node): Type {
return getAwaitedType(type, errorNode) || unknownType;
}
@ -22058,9 +22087,9 @@ namespace ts {
}
/**
* Gets either the static or instance type of a class element, based on
* whether the element is declared as "static".
*/
* Gets either the static or instance type of a class element, based on
* whether the element is declared as "static".
*/
function getParentTypeOfClassElement(node: ClassElement) {
const classSymbol = getSymbolOfNode(node.parent);
return getModifierFlags(node) & ModifierFlags.Static
@ -23582,9 +23611,9 @@ namespace ts {
}
/** Does the accessor have the right number of parameters?
A get accessor has no parameters or a single `this` parameter.
A set accessor has one parameter or a `this` parameter and one more parameter */
* A get accessor has no parameters or a single `this` parameter.
* A set accessor has one parameter or a `this` parameter and one more parameter.
*/
function doesAccessorHaveCorrectParameterCount(accessor: AccessorDeclaration) {
return getAccessorThisParameter(accessor) || accessor.parameters.length === (accessor.kind === SyntaxKind.GetAccessor ? 0 : 1);
}
@ -23989,7 +24018,7 @@ namespace ts {
function checkGrammarNumericLiteral(node: NumericLiteral): boolean {
// Grammar checking
if (node.isOctalLiteral) {
if (node.numericLiteralFlags & NumericLiteralFlags.Octal) {
let diagnosticMessage: DiagnosticMessage | undefined;
if (languageVersion >= ScriptTarget.ES5) {
diagnosticMessage = Diagnostics.Octal_literals_are_not_available_when_targeting_ECMAScript_5_and_higher_Use_the_syntax_0;

26
src/compiler/commandLineParser.ts
View file

@ -860,9 +860,9 @@ namespace ts {
}
/**
* Read tsconfig.json file
* @param fileName The path to the config file
*/
* Read tsconfig.json file
* @param fileName The path to the config file
*/
export function readConfigFile(fileName: string, readFile: (path: string) => string): { config?: any; error?: Diagnostic } {
let text = "";
try {
@ -875,10 +875,10 @@ namespace ts {
}
/**
* Parse the text of the tsconfig.json file
* @param fileName The path to the config file
* @param jsonText The text of the config file
*/
* Parse the text of the tsconfig.json file
* @param fileName The path to the config file
* @param jsonText The text of the config file
*/
export function parseConfigFileTextToJson(fileName: string, jsonText: string, stripComments = true): { config?: any; error?: Diagnostic } {
try {
const jsonTextToParse = stripComments ? removeComments(jsonText) : jsonText;
@ -1083,12 +1083,12 @@ namespace ts {
}
/**
* Parse the contents of a config file (tsconfig.json).
* @param json The contents of the config file to parse
* @param host Instance of ParseConfigHost used to enumerate files in folder.
* @param basePath A root directory to resolve relative path entries in the config
* file to. e.g. outDir
*/
* Parse the contents of a config file (tsconfig.json).
* @param json The contents of the config file to parse
* @param host Instance of ParseConfigHost used to enumerate files in folder.
* @param basePath A root directory to resolve relative path entries in the config
* file to. e.g. outDir
*/
export function parseJsonConfigFileContent(json: any, host: ParseConfigHost, basePath: string, existingOptions: CompilerOptions = {}, configFileName?: string, resolutionStack: Path[] = [], extraFileExtensions: JsFileExtensionInfo[] = []): ParsedCommandLine {
const errors: Diagnostic[] = [];
basePath = normalizeSlashes(basePath);

2
src/compiler/comments.ts
View file

@ -411,7 +411,7 @@ namespace ts {
* Determine if the given comment is a triple-slash
*
* @return true if the comment is a triple-slash comment else false
**/
*/
function isTripleSlashComment(commentPos: number, commentEnd: number) {
// Verify this is /// comment, but do the regexp match only when we first can find /// in the comment text
// so that we don't end up computing comment string and doing match for all // comments

4
src/compiler/core.ts
View file

@ -1358,7 +1358,7 @@ namespace ts {
/**
* Returns length of path root (i.e. length of "/", "x:/", "//server/share/, file:///user/files")
*/
*/
export function getRootLength(path: string): number {
if (path.charCodeAt(0) === CharacterCodes.slash) {
if (path.charCodeAt(1) !== CharacterCodes.slash) return 1;
@ -1455,7 +1455,7 @@ namespace ts {
return /^\.\.?($|[\\/])/.test(moduleName);
}
export function getEmitScriptTarget(compilerOptions: CompilerOptions | PrinterOptions) {
export function getEmitScriptTarget(compilerOptions: CompilerOptions) {
return compilerOptions.target || ScriptTarget.ES3;
}

4
src/compiler/diagnosticMessages.json
View file

@ -1827,6 +1827,10 @@
"category": "Error",
"code": 2549
},
"Generic type instantiation is excessively deep and possibly infinite.": {
"category": "Error",
"code": 2550
},
"JSX element attributes type '{0}' may not be a union type.": {
"category": "Error",
"code": 2600

11
src/compiler/emitter.ts
View file

@ -204,7 +204,6 @@ namespace ts {
} = handlers;
const newLine = getNewLineCharacter(printerOptions);
const languageVersion = getEmitScriptTarget(printerOptions);
const comments = createCommentWriter(printerOptions, onEmitSourceMapOfPosition);
const {
emitNodeWithComments,
@ -1084,7 +1083,7 @@ namespace ts {
}
const preferNewLine = node.multiLine ? ListFormat.PreferNewLine : ListFormat.None;
const allowTrailingComma = languageVersion >= ScriptTarget.ES5 ? ListFormat.AllowTrailingComma : ListFormat.None;
const allowTrailingComma = currentSourceFile.languageVersion >= ScriptTarget.ES5 ? ListFormat.AllowTrailingComma : ListFormat.None;
emitList(node, properties, ListFormat.ObjectLiteralExpressionProperties | allowTrailingComma | preferNewLine);
if (indentedFlag) {
@ -1118,11 +1117,11 @@ namespace ts {
// 1..toString is a valid property access, emit a dot after the literal
// Also emit a dot if expression is a integer const enum value - it will appear in generated code as numeric literal
function needsDotDotForPropertyAccess(expression: Expression) {
if (expression.kind === SyntaxKind.NumericLiteral) {
expression = skipPartiallyEmittedExpressions(expression);
if (isNumericLiteral(expression)) {
// check if numeric literal is a decimal literal that was originally written with a dot
const text = getLiteralTextOfNode(<LiteralExpression>expression);
return getNumericLiteralFlags(text, /*hint*/ NumericLiteralFlags.All) === NumericLiteralFlags.None
&& !(<LiteralExpression>expression).isOctalLiteral
return !expression.numericLiteralFlags
&& text.indexOf(tokenToString(SyntaxKind.DotToken)) < 0;
}
else if (isPropertyAccessExpression(expression) || isElementAccessExpression(expression)) {
@ -2638,7 +2637,7 @@ namespace ts {
}
}
return getLiteralText(node, currentSourceFile, languageVersion);
return getLiteralText(node, currentSourceFile);
}
/**

8
src/compiler/factory.ts
View file

@ -88,6 +88,7 @@ namespace ts {
export function createNumericLiteral(value: string): NumericLiteral {
const node = <NumericLiteral>createSynthesizedNode(SyntaxKind.NumericLiteral);
node.text = value;
node.numericLiteralFlags = 0;
return node;
}
@ -3365,17 +3366,14 @@ namespace ts {
*/
export function parenthesizeForAccess(expression: Expression): LeftHandSideExpression {
// isLeftHandSideExpression is almost the correct criterion for when it is not necessary
// to parenthesize the expression before a dot. The known exceptions are:
// to parenthesize the expression before a dot. The known exception is:
//
// NewExpression:
// new C.x -> not the same as (new C).x
// NumericLiteral
// 1.x -> not the same as (1).x
//
const emittedExpression = skipPartiallyEmittedExpressions(expression);
if (isLeftHandSideExpression(emittedExpression)
&& (emittedExpression.kind !== SyntaxKind.NewExpression || (<NewExpression>emittedExpression).arguments)
&& emittedExpression.kind !== SyntaxKind.NumericLiteral) {
&& (emittedExpression.kind !== SyntaxKind.NewExpression || (<NewExpression>emittedExpression).arguments)) {
return <LeftHandSideExpression>expression;
}

14
src/compiler/moduleNameResolver.ts
View file

@ -249,13 +249,13 @@ namespace ts {
}
/**
* Given a set of options, returns the set of type directive names
* that should be included for this program automatically.
* This list could either come from the config file,
* or from enumerating the types root + initial secondary types lookup location.
* More type directives might appear in the program later as a result of loading actual source files;
* this list is only the set of defaults that are implicitly included.
*/
* Given a set of options, returns the set of type directive names
* that should be included for this program automatically.
* This list could either come from the config file,
* or from enumerating the types root + initial secondary types lookup location.
* More type directives might appear in the program later as a result of loading actual source files;
* this list is only the set of defaults that are implicitly included.
*/
export function getAutomaticTypeDirectiveNames(options: CompilerOptions, host: ModuleResolutionHost): string[] {
// Use explicit type list from tsconfig.json
if (options.types) {

19
src/compiler/parser.ts
View file

@ -2031,32 +2031,27 @@ namespace ts {
node.isUnterminated = true;
}
const tokenPos = scanner.getTokenPos();
nextToken();
finishNode(node);
// Octal literals are not allowed in strict mode or ES5
// Note that theoretically the following condition would hold true literals like 009,
// which is not octal.But because of how the scanner separates the tokens, we would
// never get a token like this. Instead, we would get 00 and 9 as two separate tokens.
// We also do not need to check for negatives because any prefix operator would be part of a
// parent unary expression.
if (node.kind === SyntaxKind.NumericLiteral
&& sourceText.charCodeAt(tokenPos) === CharacterCodes._0
&& isOctalDigit(sourceText.charCodeAt(tokenPos + 1))) {
node.isOctalLiteral = true;
if (node.kind === SyntaxKind.NumericLiteral) {
(<NumericLiteral>node).numericLiteralFlags = scanner.getNumericLiteralFlags();
}
nextToken();
finishNode(node);
return node;
}
// TYPES
function parseTypeReference(): TypeReferenceNode {
const typeName = parseEntityName(/*allowReservedWords*/ false, Diagnostics.Type_expected);
const node = <TypeReferenceNode>createNode(SyntaxKind.TypeReference, typeName.pos);
node.typeName = typeName;
const node = <TypeReferenceNode>createNode(SyntaxKind.TypeReference);
node.typeName = parseEntityName(/*allowReservedWords*/ false, Diagnostics.Type_expected);
if (!scanner.hasPrecedingLineBreak() && token() === SyntaxKind.LessThanToken) {
node.typeArguments = parseBracketedList(ParsingContext.TypeArguments, parseType, SyntaxKind.LessThanToken, SyntaxKind.GreaterThanToken);
}

10
src/compiler/scanner.ts
View file

@ -23,6 +23,8 @@ namespace ts {
isIdentifier(): boolean;
isReservedWord(): boolean;
isUnterminated(): boolean;
/* @internal */
getNumericLiteralFlags(): NumericLiteralFlags;
reScanGreaterToken(): SyntaxKind;
reScanSlashToken(): SyntaxKind;
reScanTemplateToken(): SyntaxKind;
@ -799,6 +801,7 @@ namespace ts {
let precedingLineBreak: boolean;
let hasExtendedUnicodeEscape: boolean;
let tokenIsUnterminated: boolean;
let numericLiteralFlags: NumericLiteralFlags;
setText(text, start, length);
@ -814,6 +817,7 @@ namespace ts {
isIdentifier: () => token === SyntaxKind.Identifier || token > SyntaxKind.LastReservedWord,
isReservedWord: () => token >= SyntaxKind.FirstReservedWord && token <= SyntaxKind.LastReservedWord,
isUnterminated: () => tokenIsUnterminated,
getNumericLiteralFlags: () => numericLiteralFlags,
reScanGreaterToken,
reScanSlashToken,
reScanTemplateToken,
@ -850,6 +854,7 @@ namespace ts {
let end = pos;
if (text.charCodeAt(pos) === CharacterCodes.E || text.charCodeAt(pos) === CharacterCodes.e) {
pos++;
numericLiteralFlags = NumericLiteralFlags.Scientific;
if (text.charCodeAt(pos) === CharacterCodes.plus || text.charCodeAt(pos) === CharacterCodes.minus) pos++;
if (isDigit(text.charCodeAt(pos))) {
pos++;
@ -1221,6 +1226,7 @@ namespace ts {
hasExtendedUnicodeEscape = false;
precedingLineBreak = false;
tokenIsUnterminated = false;
numericLiteralFlags = 0;
while (true) {
tokenPos = pos;
if (pos >= end) {
@ -1419,6 +1425,7 @@ namespace ts {
value = 0;
}
tokenValue = "" + value;
numericLiteralFlags = NumericLiteralFlags.HexSpecifier;
return token = SyntaxKind.NumericLiteral;
}
else if (pos + 2 < end && (text.charCodeAt(pos + 1) === CharacterCodes.B || text.charCodeAt(pos + 1) === CharacterCodes.b)) {
@ -1429,6 +1436,7 @@ namespace ts {
value = 0;
}
tokenValue = "" + value;
numericLiteralFlags = NumericLiteralFlags.BinarySpecifier;
return token = SyntaxKind.NumericLiteral;
}
else if (pos + 2 < end && (text.charCodeAt(pos + 1) === CharacterCodes.O || text.charCodeAt(pos + 1) === CharacterCodes.o)) {
@ -1439,11 +1447,13 @@ namespace ts {
value = 0;
}
tokenValue = "" + value;
numericLiteralFlags = NumericLiteralFlags.OctalSpecifier;
return token = SyntaxKind.NumericLiteral;
}
// Try to parse as an octal
if (pos + 1 < end && isOctalDigit(text.charCodeAt(pos + 1))) {
tokenValue = "" + scanOctalDigits();
numericLiteralFlags = NumericLiteralFlags.Octal;
return token = SyntaxKind.NumericLiteral;
}
// This fall-through is a deviation from the EcmaScript grammar. The grammar says that a leading zero

3
src/compiler/transformers/destructuring.ts
View file

@ -490,7 +490,8 @@ namespace ts {
};
/** Given value: o, propName: p, pattern: { a, b, ...p } from the original statement
* `{ a, b, ...p } = o`, create `p = __rest(o, ["a", "b"]);`*/
* `{ a, b, ...p } = o`, create `p = __rest(o, ["a", "b"]);`
*/
function createRestCall(context: TransformationContext, value: Expression, elements: BindingOrAssignmentElement[], computedTempVariables: Expression[], location: TextRange): Expression {
context.requestEmitHelper(restHelper);
const propertyNames: Expression[] = [];

34
src/compiler/transformers/es2015.ts
View file

@ -315,7 +315,7 @@ namespace ts {
* Sets the `HierarchyFacts` for this node prior to visiting this node's subtree, returning the facts set prior to modification.
* @param excludeFacts The existing `HierarchyFacts` to reset before visiting the subtree.
* @param includeFacts The new `HierarchyFacts` to set before visiting the subtree.
**/
*/
function enterSubtree(excludeFacts: HierarchyFacts, includeFacts: HierarchyFacts) {
const ancestorFacts = hierarchyFacts;
hierarchyFacts = (hierarchyFacts & ~excludeFacts | includeFacts) & HierarchyFacts.AncestorFactsMask;
@ -328,7 +328,7 @@ namespace ts {
* @param ancestorFacts The `HierarchyFacts` of the ancestor to restore after visiting the subtree.
* @param excludeFacts The existing `HierarchyFacts` of the subtree that should not be propagated.
* @param includeFacts The new `HierarchyFacts` of the subtree that should be propagated.
**/
*/
function exitSubtree(ancestorFacts: HierarchyFacts, excludeFacts: HierarchyFacts, includeFacts: HierarchyFacts) {
hierarchyFacts = (hierarchyFacts & ~excludeFacts | includeFacts) & HierarchyFacts.SubtreeFactsMask | ancestorFacts;
}
@ -466,6 +466,12 @@ namespace ts {
case SyntaxKind.TemplateTail:
return visitTemplateLiteral(<LiteralExpression>node);
case SyntaxKind.StringLiteral:
return visitStringLiteral(<StringLiteral>node);
case SyntaxKind.NumericLiteral:
return visitNumericLiteral(<NumericLiteral>node);
case SyntaxKind.TaggedTemplateExpression:
return visitTaggedTemplateExpression(<TaggedTemplateExpression>node);
@ -3414,6 +3420,30 @@ namespace ts {
return setTextRange(createLiteral(node.text), node);
}
/**
* Visits a string literal with an extended unicode escape.
*
* @param node A string literal.
*/
function visitStringLiteral(node: StringLiteral) {
if (node.hasExtendedUnicodeEscape) {
return setTextRange(createLiteral(node.text), node);
}
return node;
}
/**
* Visits a binary or octal (ES6) numeric literal.
*
* @param node A string literal.
*/
function visitNumericLiteral(node: NumericLiteral) {
if (node.numericLiteralFlags & NumericLiteralFlags.BinaryOrOctalSpecifier) {
return setTextRange(createNumericLiteral(node.text), node);
}
return node;
}
/**
* Visits a TaggedTemplateExpression node.
*

37
src/compiler/types.ts
View file

@ -819,7 +819,7 @@ namespace ts {
body?: FunctionBody;
}
/** For when we encounter a semicolon in a class declaration. ES6 allows these as class elements.*/
/** For when we encounter a semicolon in a class declaration. ES6 allows these as class elements. */
export interface SemicolonClassElement extends ClassElement {
kind: SyntaxKind.SemicolonClassElement;
parent?: ClassDeclaration | ClassExpression;
@ -1313,8 +1313,6 @@ namespace ts {
text: string;
isUnterminated?: boolean;
hasExtendedUnicodeEscape?: boolean;
/* @internal */
isOctalLiteral?: boolean;
}
// The text property of a LiteralExpression stores the interpreted value of the literal in text form. For a StringLiteral,
@ -1332,8 +1330,21 @@ namespace ts {
kind: SyntaxKind.NoSubstitutionTemplateLiteral;
}
/* @internal */
export const enum NumericLiteralFlags {
None = 0,
Scientific = 1 << 1, // e.g. `10e2`
Octal = 1 << 2, // e.g. `0777`
HexSpecifier = 1 << 3, // e.g. `0x00000000`
BinarySpecifier = 1 << 4, // e.g. `0b0110010000000000`
OctalSpecifier = 1 << 5, // e.g. `0o777`
BinaryOrOctalSpecifier = BinarySpecifier | OctalSpecifier,
}
export interface NumericLiteral extends LiteralExpression {
kind: SyntaxKind.NumericLiteral;
/* @internal */
numericLiteralFlags?: NumericLiteralFlags;
}
export interface TemplateHead extends LiteralLikeNode {
@ -1386,11 +1397,11 @@ namespace ts {
}
/**
* This interface is a base interface for ObjectLiteralExpression and JSXAttributes to extend from. JSXAttributes is similar to
* ObjectLiteralExpression in that it contains array of properties; however, JSXAttributes' properties can only be
* JSXAttribute or JSXSpreadAttribute. ObjectLiteralExpression, on the other hand, can only have properties of type
* ObjectLiteralElement (e.g. PropertyAssignment, ShorthandPropertyAssignment etc.)
**/
* This interface is a base interface for ObjectLiteralExpression and JSXAttributes to extend from. JSXAttributes is similar to
* ObjectLiteralExpression in that it contains array of properties; however, JSXAttributes' properties can only be
* JSXAttribute or JSXSpreadAttribute. ObjectLiteralExpression, on the other hand, can only have properties of type
* ObjectLiteralElement (e.g. PropertyAssignment, ShorthandPropertyAssignment etc.)
*/
export interface ObjectLiteralExpressionBase<T extends ObjectLiteralElement> extends PrimaryExpression, Declaration {
properties: NodeArray<T>;
}
@ -2319,9 +2330,9 @@ namespace ts {
readDirectory(rootDir: string, extensions: string[], excludes: string[], includes: string[]): string[];
/**
* Gets a value indicating whether the specified path exists and is a file.
* @param path The path to test.
*/
* Gets a value indicating whether the specified path exists and is a file.
* @param path The path to test.
*/
fileExists(path: string): boolean;
readFile(path: string): string;
@ -2669,8 +2680,7 @@ namespace ts {
errorModuleName?: string; // If the symbol is not visible from module, module's name
}
/** Indicates how to serialize the name for a TypeReferenceNode when emitting decorator
* metadata */
/** Indicates how to serialize the name for a TypeReferenceNode when emitting decorator metadata */
/* @internal */
export enum TypeReferenceSerializationKind {
Unknown, // The TypeReferenceNode could not be resolved. The type name
@ -4189,7 +4199,6 @@ namespace ts {
}
export interface PrinterOptions {
target?: ScriptTarget;
removeComments?: boolean;
newLine?: NewLineKind;
/*@internal*/ sourceMap?: boolean;

87
src/compiler/utilities.ts
View file

@ -322,21 +322,11 @@ namespace ts {
return getSourceTextOfNodeFromSourceFile(getSourceFileOfNode(node), node, includeTrivia);
}
export function getLiteralText(node: LiteralLikeNode, sourceFile: SourceFile, languageVersion: ScriptTarget) {
// Any template literal or string literal with an extended escape
// (e.g. "\u{0067}") will need to be downleveled as a escaped string literal.
if (languageVersion < ScriptTarget.ES2015 && (isTemplateLiteralKind(node.kind) || node.hasExtendedUnicodeEscape)) {
return getQuotedEscapedLiteralText('"', node.text, '"');
}
export function getLiteralText(node: LiteralLikeNode, sourceFile: SourceFile) {
// If we don't need to downlevel and we can reach the original source text using
// the node's parent reference, then simply get the text as it was originally written.
if (!nodeIsSynthesized(node) && node.parent) {
const text = getSourceTextOfNodeFromSourceFile(sourceFile, node);
if (languageVersion < ScriptTarget.ES2015 && isBinaryOrOctalIntegerLiteral(node, text)) {
return node.text;
}
return text;
return getSourceTextOfNodeFromSourceFile(sourceFile, node);
}
// If we can't reach the original source text, use the canonical form if it's a number,
@ -359,55 +349,6 @@ namespace ts {
Debug.fail(`Literal kind '${node.kind}' not accounted for.`);
}
export function isBinaryOrOctalIntegerLiteral(node: LiteralLikeNode, text: string) {
return node.kind === SyntaxKind.NumericLiteral
&& (getNumericLiteralFlags(text, /*hint*/ NumericLiteralFlags.BinaryOrOctal) & NumericLiteralFlags.BinaryOrOctal) !== 0;
}
export const enum NumericLiteralFlags {
None = 0,
Hexadecimal = 1 << 0,
Binary = 1 << 1,
Octal = 1 << 2,
Scientific = 1 << 3,
BinaryOrOctal = Binary | Octal,
BinaryOrOctalOrHexadecimal = BinaryOrOctal | Hexadecimal,
All = Hexadecimal | Binary | Octal | Scientific,
}
/**
* Scans a numeric literal string to determine the form of the number.
* @param text Numeric literal text
* @param hint If `Scientific` or `All` is specified, performs a more expensive check to scan for scientific notation.
*/
export function getNumericLiteralFlags(text: string, hint?: NumericLiteralFlags) {
if (text.length > 1) {
switch (text.charCodeAt(1)) {
case CharacterCodes.b:
case CharacterCodes.B:
return NumericLiteralFlags.Binary;
case CharacterCodes.o:
case CharacterCodes.O:
return NumericLiteralFlags.Octal;
case CharacterCodes.x:
case CharacterCodes.X:
return NumericLiteralFlags.Hexadecimal;
}
if (hint & NumericLiteralFlags.Scientific) {
for (let i = text.length - 1; i >= 0; i--) {
switch (text.charCodeAt(i)) {
case CharacterCodes.e:
case CharacterCodes.E:
return NumericLiteralFlags.Scientific;
}
}
}
}
return NumericLiteralFlags.None;
}
function getQuotedEscapedLiteralText(leftQuote: string, text: string, rightQuote: string) {
return leftQuote + escapeNonAsciiCharacters(escapeString(text)) + rightQuote;
}
@ -1095,13 +1036,13 @@ namespace ts {
}
/**
* Given an super call/property node, returns the closest node where
* - a super call/property access is legal in the node and not legal in the parent node the node.
* i.e. super call is legal in constructor but not legal in the class body.
* - the container is an arrow function (so caller might need to call getSuperContainer again in case it needs to climb higher)
* - a super call/property is definitely illegal in the container (but might be legal in some subnode)
* i.e. super property access is illegal in function declaration but can be legal in the statement list
*/
* Given an super call/property node, returns the closest node where
* - a super call/property access is legal in the node and not legal in the parent node the node.
* i.e. super call is legal in constructor but not legal in the class body.
* - the container is an arrow function (so caller might need to call getSuperContainer again in case it needs to climb higher)
* - a super call/property is definitely illegal in the container (but might be legal in some subnode)
* i.e. super property access is illegal in function declaration but can be legal in the statement list
*/
export function getSuperContainer(node: Node, stopOnFunctions: boolean): Node {
while (true) {
node = node.parent;
@ -2027,6 +1968,10 @@ namespace ts {
return false;
}
export function isNumericLiteral(node: Node): node is NumericLiteral {
return node.kind === SyntaxKind.NumericLiteral;
}
export function isStringOrNumericLiteral(node: Node): node is StringLiteral | NumericLiteral {
const kind = node.kind;
return kind === SyntaxKind.StringLiteral
@ -4554,9 +4499,9 @@ namespace ts {
}
/**
* Checks to see if the locale is in the appropriate format,
* and if it is, attempts to set the appropriate language.
*/
* Checks to see if the locale is in the appropriate format,
* and if it is, attempts to set the appropriate language.
*/
export function validateLocaleAndSetLanguage(
locale: string,
sys: { getExecutingFilePath(): string, resolvePath(path: string): string, fileExists(fileName: string): boolean, readFile(fileName: string): string },

2
src/harness/fourslash.ts
View file

@ -2205,7 +2205,7 @@ namespace FourSlash {
/**
* Applies fixes for the errors in fileName and compares the results to
* expectedContents after all fixes have been applied.
*
* Note: applying one codefix may generate another (eg: remove duplicate implements
* may generate an extends -> interface conversion fix).
* @param expectedContents The contents of the file after the fixes are applied.

6
src/harness/harnessLanguageService.ts
View file

@ -169,9 +169,9 @@ namespace Harness.LanguageService {
}
/**
* @param line 0 based index
* @param col 0 based index
*/
* @param line 0 based index
* @param col 0 based index
*/
public positionToLineAndCharacter(fileName: string, position: number): ts.LineAndCharacter {
const script: ScriptInfo = this.getScriptInfo(fileName);
assert.isOk(script);

3
src/harness/unittests/printer.ts
View file

@ -52,6 +52,9 @@ namespace ts {
printsCorrectly("default", {}, printer => printer.printFile(sourceFile));
printsCorrectly("removeComments", { removeComments: true }, printer => printer.printFile(sourceFile));
// github #14948
printsCorrectly("templateLiteral", {}, printer => printer.printFile(createSourceFile("source.ts", "let greeting = `Hi ${name}, how are you?`;", ScriptTarget.ES2017)));
});
describe("printBundle", () => {

10
src/harness/unittests/tsserverProjectSystem.ts
View file

@ -548,11 +548,11 @@ namespace ts.projectSystem {
}
/**
* Test server cancellation token used to mock host token cancellation requests.
* The cancelAfterRequest constructor param specifies how many isCancellationRequested() calls
* should be made before canceling the token. The id of the request to cancel should be set with
* setRequestToCancel();
*/
* Test server cancellation token used to mock host token cancellation requests.
* The cancelAfterRequest constructor param specifies how many isCancellationRequested() calls
* should be made before canceling the token. The id of the request to cancel should be set with
* setRequestToCancel();
*/
export class TestServerCancellationToken implements server.ServerCancellationToken {
private currentId = -1;
private requestToCancel = -1;

40
src/lib/dom.iterable.d.ts vendored
View file

@ -23,23 +23,23 @@ interface FormData {
interface NodeList {
/**
* Returns an array of key, value pairs for every entry in the list
*/
* Returns an array of key, value pairs for every entry in the list
*/
entries(): IterableIterator<[number, Node]>;
/**
* Performs the specified action for each node in an list.
* @param callbackfn A function that accepts up to three arguments. forEach calls the callbackfn function one time for each element in the list.
* @param thisArg An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value.
*/
* Performs the specified action for each node in an list.
* @param callbackfn A function that accepts up to three arguments. forEach calls the callbackfn function one time for each element in the list.
* @param thisArg An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value.
*/
forEach(callbackfn: (value: Node, index: number, listObj: NodeList) => void, thisArg?: any): void;
/**
* Returns an list of keys in the list
*/
* Returns an list of keys in the list
*/
keys(): IterableIterator<number>;
/**
* Returns an list of values in the list
*/
* Returns an list of values in the list
*/
values(): IterableIterator<Node>;
@ -49,23 +49,23 @@ interface NodeList {
interface NodeListOf<TNode extends Node> {
/**
* Returns an array of key, value pairs for every entry in the list
*/
* Returns an array of key, value pairs for every entry in the list
*/
entries(): IterableIterator<[number, TNode]>;
/**
* Performs the specified action for each node in an list.
* @param callbackfn A function that accepts up to three arguments. forEach calls the callbackfn function one time for each element in the list.
* @param thisArg An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value.
*/
* Performs the specified action for each node in an list.
* @param callbackfn A function that accepts up to three arguments. forEach calls the callbackfn function one time for each element in the list.
* @param thisArg An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value.
*/
forEach(callbackfn: (value: TNode, index: number, listObj: NodeListOf<TNode>) => void, thisArg?: any): void;
/**
* Returns an list of keys in the list
*/
* Returns an list of keys in the list
*/
keys(): IterableIterator<number>;
/**
* Returns an list of values in the list
*/
* Returns an list of values in the list
*/
values(): IterableIterator<TNode>;
[Symbol.iterator](): IterableIterator<TNode>;

560
src/lib/es2015.core.d.ts vendored
View file

@ -2,75 +2,75 @@ declare type PropertyKey = string | number | symbol;
interface Array<T> {
/**
* Returns the value of the first element in the array where predicate is true, and undefined
* otherwise.
* @param predicate find calls predicate once for each element of the array, in ascending
* order, until it finds one where predicate returns true. If such an element is found, find
* immediately returns that element value. Otherwise, find returns undefined.
* @param thisArg If provided, it will be used as the this value for each invocation of
* predicate. If it is not provided, undefined is used instead.
*/
* Returns the value of the first element in the array where predicate is true, and undefined
* otherwise.
* @param predicate find calls predicate once for each element of the array, in ascending
* order, until it finds one where predicate returns true. If such an element is found, find
* immediately returns that element value. Otherwise, find returns undefined.
* @param thisArg If provided, it will be used as the this value for each invocation of
* predicate. If it is not provided, undefined is used instead.
*/
find(predicate: (this: undefined, value: T, index: number, obj: Array<T>) => boolean): T | undefined;
find(predicate: (this: undefined, value: T, index: number, obj: Array<T>) => boolean, thisArg: undefined): T | undefined;
find<Z>(predicate: (this: Z, value: T, index: number, obj: Array<T>) => boolean, thisArg: Z): T | undefined;
/**
* Returns the index of the first element in the array where predicate is true, and -1
* otherwise.
* @param predicate find calls predicate once for each element of the array, in ascending
* order, until it finds one where predicate returns true. If such an element is found,
* findIndex immediately returns that element index. Otherwise, findIndex returns -1.
* @param thisArg If provided, it will be used as the this value for each invocation of
* predicate. If it is not provided, undefined is used instead.
*/
* Returns the index of the first element in the array where predicate is true, and -1
* otherwise.
* @param predicate find calls predicate once for each element of the array, in ascending
* order, until it finds one where predicate returns true. If such an element is found,
* findIndex immediately returns that element index. Otherwise, findIndex returns -1.
* @param thisArg If provided, it will be used as the this value for each invocation of
* predicate. If it is not provided, undefined is used instead.
*/
findIndex(predicate: (this: undefined, value: T, index: number, obj: Array<T>) => boolean): number;
findIndex(predicate: (this: undefined, value: T, index: number, obj: Array<T>) => boolean, thisArg: undefined): number;
findIndex<Z>(predicate: (this: Z, value: T, index: number, obj: Array<T>) => boolean, thisArg: Z): number;
/**
* Returns the this object after filling the section identified by start and end with value
* @param value value to fill array section with
* @param start index to start filling the array at. If start is negative, it is treated as
* length+start where length is the length of the array.
* @param end index to stop filling the array at. If end is negative, it is treated as
* length+end.
*/
* Returns the this object after filling the section identified by start and end with value
* @param value value to fill array section with
* @param start index to start filling the array at. If start is negative, it is treated as
* length+start where length is the length of the array.
* @param end index to stop filling the array at. If end is negative, it is treated as
* length+end.
*/
fill(value: T, start?: number, end?: number): this;
/**
* Returns the this object after copying a section of the array identified by start and end
* to the same array starting at position target
* @param target If target is negative, it is treated as length+target where length is the
* length of the array.
* @param start If start is negative, it is treated as length+start. If end is negative, it
* is treated as length+end.
* @param end If not specified, length of the this object is used as its default value.
*/
* Returns the this object after copying a section of the array identified by start and end
* to the same array starting at position target
* @param target If target is negative, it is treated as length+target where length is the
* length of the array.
* @param start If start is negative, it is treated as length+start. If end is negative, it
* is treated as length+end.
* @param end If not specified, length of the this object is used as its default value.
*/
copyWithin(target: number, start: number, end?: number): this;
}
interface ArrayConstructor {
/**
* Creates an array from an array-like object.
* @param arrayLike An array-like object to convert to an array.
* @param mapfn A mapping function to call on every element of the array.
* @param thisArg Value of 'this' used to invoke the mapfn.
*/
* Creates an array from an array-like object.
* @param arrayLike An array-like object to convert to an array.
* @param mapfn A mapping function to call on every element of the array.
* @param thisArg Value of 'this' used to invoke the mapfn.
*/
from<T, U>(arrayLike: ArrayLike<T>, mapfn: (this: undefined, v: T, k: number) => U): Array<U>;
from<T, U>(arrayLike: ArrayLike<T>, mapfn: (this: undefined, v: T, k: number) => U, thisArg: undefined): Array<U>;
from<Z, T, U>(arrayLike: ArrayLike<T>, mapfn: (this: Z, v: T, k: number) => U, thisArg: Z): Array<U>;
/**
* Creates an array from an array-like object.
* @param arrayLike An array-like object to convert to an array.
*/
* Creates an array from an array-like object.
* @param arrayLike An array-like object to convert to an array.
*/
from<T>(arrayLike: ArrayLike<T>): Array<T>;
/**
* Returns a new array from a set of elements.
* @param items A set of elements to include in the new array object.
*/
* Returns a new array from a set of elements.
* @param items A set of elements to include in the new array object.
*/
of<T>(...items: T[]): Array<T>;
}
@ -80,332 +80,332 @@ interface DateConstructor {
interface Function {
/**
* Returns the name of the function. Function names are read-only and can not be changed.
*/
* Returns the name of the function. Function names are read-only and can not be changed.
*/
readonly name: string;
}
interface Math {
/**
* Returns the number of leading zero bits in the 32-bit binary representation of a number.
* @param x A numeric expression.
*/
* Returns the number of leading zero bits in the 32-bit binary representation of a number.
* @param x A numeric expression.
*/
clz32(x: number): number;
/**
* Returns the result of 32-bit multiplication of two numbers.
* @param x First number
* @param y Second number
*/
* Returns the result of 32-bit multiplication of two numbers.
* @param x First number
* @param y Second number
*/
imul(x: number, y: number): number;
/**
* Returns the sign of the x, indicating whether x is positive, negative or zero.
* @param x The numeric expression to test
*/
* Returns the sign of the x, indicating whether x is positive, negative or zero.
* @param x The numeric expression to test
*/
sign(x: number): number;
/**
* Returns the base 10 logarithm of a number.
* @param x A numeric expression.
*/
* Returns the base 10 logarithm of a number.
* @param x A numeric expression.
*/
log10(x: number): number;
/**
* Returns the base 2 logarithm of a number.
* @param x A numeric expression.
*/
* Returns the base 2 logarithm of a number.
* @param x A numeric expression.
*/
log2(x: number): number;
/**
* Returns the natural logarithm of 1 + x.
* @param x A numeric expression.
*/
* Returns the natural logarithm of 1 + x.
* @param x A numeric expression.
*/
log1p(x: number): number;
/**
* Returns the result of (e^x - 1) of x (e raised to the power of x, where e is the base of
* the natural logarithms).
* @param x A numeric expression.
*/
* Returns the result of (e^x - 1) of x (e raised to the power of x, where e is the base of
* the natural logarithms).
* @param x A numeric expression.
*/
expm1(x: number): number;
/**
* Returns the hyperbolic cosine of a number.
* @param x A numeric expression that contains an angle measured in radians.
*/
* Returns the hyperbolic cosine of a number.
* @param x A numeric expression that contains an angle measured in radians.
*/
cosh(x: number): number;
/**
* Returns the hyperbolic sine of a number.
* @param x A numeric expression that contains an angle measured in radians.
*/
* Returns the hyperbolic sine of a number.
* @param x A numeric expression that contains an angle measured in radians.
*/
sinh(x: number): number;
/**
* Returns the hyperbolic tangent of a number.
* @param x A numeric expression that contains an angle measured in radians.
*/
* Returns the hyperbolic tangent of a number.
* @param x A numeric expression that contains an angle measured in radians.
*/
tanh(x: number): number;
/**
* Returns the inverse hyperbolic cosine of a number.
* @param x A numeric expression that contains an angle measured in radians.
*/
* Returns the inverse hyperbolic cosine of a number.
* @param x A numeric expression that contains an angle measured in radians.
*/
acosh(x: number): number;
/**
* Returns the inverse hyperbolic sine of a number.
* @param x A numeric expression that contains an angle measured in radians.
*/
* Returns the inverse hyperbolic sine of a number.
* @param x A numeric expression that contains an angle measured in radians.
*/
asinh(x: number): number;
/**
* Returns the inverse hyperbolic tangent of a number.
* @param x A numeric expression that contains an angle measured in radians.
*/
* Returns the inverse hyperbolic tangent of a number.
* @param x A numeric expression that contains an angle measured in radians.
*/
atanh(x: number): number;
/**
* Returns the square root of the sum of squares of its arguments.
* @param values Values to compute the square root for.
* If no arguments are passed, the result is +0.
* If there is only one argument, the result is the absolute value.
* If any argument is +Infinity or -Infinity, the result is +Infinity.
* If any argument is NaN, the result is NaN.
* If all arguments are either +0 or −0, the result is +0.
*/
* Returns the square root of the sum of squares of its arguments.
* @param values Values to compute the square root for.
* If no arguments are passed, the result is +0.
* If there is only one argument, the result is the absolute value.
* If any argument is +Infinity or -Infinity, the result is +Infinity.
* If any argument is NaN, the result is NaN.
* If all arguments are either +0 or −0, the result is +0.
*/
hypot(...values: number[] ): number;
/**
* Returns the integral part of the a numeric expression, x, removing any fractional digits.
* If x is already an integer, the result is x.
* @param x A numeric expression.
*/
* Returns the integral part of the a numeric expression, x, removing any fractional digits.
* If x is already an integer, the result is x.
* @param x A numeric expression.
*/
trunc(x: number): number;
/**
* Returns the nearest single precision float representation of a number.
* @param x A numeric expression.
*/
* Returns the nearest single precision float representation of a number.
* @param x A numeric expression.
*/
fround(x: number): number;
/**
* Returns an implementation-dependent approximation to the cube root of number.
* @param x A numeric expression.
*/
* Returns an implementation-dependent approximation to the cube root of number.
* @param x A numeric expression.
*/
cbrt(x: number): number;
}
interface NumberConstructor {
/**
* The value of Number.EPSILON is the difference between 1 and the smallest value greater than 1
* that is representable as a Number value, which is approximately:
* 2.2204460492503130808472633361816 x 10‍−‍16.
*/
* The value of Number.EPSILON is the difference between 1 and the smallest value greater than 1
* that is representable as a Number value, which is approximately:
* 2.2204460492503130808472633361816 x 10‍−‍16.
*/
readonly EPSILON: number;
/**
* Returns true if passed value is finite.
* Unlike the global isFinite, Number.isFinite doesn't forcibly convert the parameter to a
* number. Only finite values of the type number, result in true.
* @param number A numeric value.
*/
* Returns true if passed value is finite.
* Unlike the global isFinite, Number.isFinite doesn't forcibly convert the parameter to a
* number. Only finite values of the type number, result in true.
* @param number A numeric value.
*/
isFinite(number: number): boolean;
/**
* Returns true if the value passed is an integer, false otherwise.
* @param number A numeric value.
*/
* Returns true if the value passed is an integer, false otherwise.
* @param number A numeric value.
*/
isInteger(number: number): boolean;
/**
* Returns a Boolean value that indicates whether a value is the reserved value NaN (not a
* number). Unlike the global isNaN(), Number.isNaN() doesn't forcefully convert the parameter
* to a number. Only values of the type number, that are also NaN, result in true.
* @param number A numeric value.
*/
* Returns a Boolean value that indicates whether a value is the reserved value NaN (not a
* number). Unlike the global isNaN(), Number.isNaN() doesn't forcefully convert the parameter
* to a number. Only values of the type number, that are also NaN, result in true.
* @param number A numeric value.
*/
isNaN(number: number): boolean;
/**
* Returns true if the value passed is a safe integer.
* @param number A numeric value.
*/
* Returns true if the value passed is a safe integer.
* @param number A numeric value.
*/
isSafeInteger(number: number): boolean;
/**
* The value of the largest integer n such that n and n + 1 are both exactly representable as
* a Number value.
* The value of Number.MAX_SAFE_INTEGER is 9007199254740991 2^53 − 1.
*/
* The value of the largest integer n such that n and n + 1 are both exactly representable as
* a Number value.
* The value of Number.MAX_SAFE_INTEGER is 9007199254740991 2^53 − 1.
*/
readonly MAX_SAFE_INTEGER: number;
/**
* The value of the smallest integer n such that n and n − 1 are both exactly representable as
* a Number value.
* The value of Number.MIN_SAFE_INTEGER is −9007199254740991 (−(2^53 − 1)).
*/
* The value of the smallest integer n such that n and n − 1 are both exactly representable as
* a Number value.
* The value of Number.MIN_SAFE_INTEGER is −9007199254740991 (−(2^53 − 1)).
*/
readonly MIN_SAFE_INTEGER: number;
/**
* Converts a string to a floating-point number.
* @param string A string that contains a floating-point number.
*/
* Converts a string to a floating-point number.
* @param string A string that contains a floating-point number.
*/
parseFloat(string: string): number;
/**
* Converts A string to an integer.
* @param s A string to convert into a number.
* @param radix A value between 2 and 36 that specifies the base of the number in numString.
* If this argument is not supplied, strings with a prefix of '0x' are considered hexadecimal.
* All other strings are considered decimal.
*/
* Converts A string to an integer.
* @param s A string to convert into a number.
* @param radix A value between 2 and 36 that specifies the base of the number in numString.
* If this argument is not supplied, strings with a prefix of '0x' are considered hexadecimal.
* All other strings are considered decimal.
*/
parseInt(string: string, radix?: number): number;
}
interface Object {
/**
* Determines whether an object has a property with the specified name.
* @param v A property name.
*/
* Determines whether an object has a property with the specified name.
* @param v A property name.
*/
hasOwnProperty(v: PropertyKey): boolean;
/**
* Determines whether a specified property is enumerable.
* @param v A property name.
*/
* Determines whether a specified property is enumerable.
* @param v A property name.
*/
propertyIsEnumerable(v: PropertyKey): boolean;
}
interface ObjectConstructor {
/**
* Copy the values of all of the enumerable own properties from one or more source objects to a
* target object. Returns the target object.
* @param target The target object to copy to.
* @param source The source object from which to copy properties.
*/
* Copy the values of all of the enumerable own properties from one or more source objects to a
* target object. Returns the target object.
* @param target The target object to copy to.
* @param source The source object from which to copy properties.
*/
assign<T, U>(target: T, source: U): T & U;
/**
* Copy the values of all of the enumerable own properties from one or more source objects to a
* target object. Returns the target object.
* @param target The target object to copy to.
* @param source1 The first source object from which to copy properties.
* @param source2 The second source object from which to copy properties.
*/
* Copy the values of all of the enumerable own properties from one or more source objects to a
* target object. Returns the target object.
* @param target The target object to copy to.
* @param source1 The first source object from which to copy properties.
* @param source2 The second source object from which to copy properties.
*/
assign<T, U, V>(target: T, source1: U, source2: V): T & U & V;
/**
* Copy the values of all of the enumerable own properties from one or more source objects to a
* target object. Returns the target object.
* @param target The target object to copy to.
* @param source1 The first source object from which to copy properties.
* @param source2 The second source object from which to copy properties.
* @param source3 The third source object from which to copy properties.
*/
* Copy the values of all of the enumerable own properties from one or more source objects to a
* target object. Returns the target object.
* @param target The target object to copy to.
* @param source1 The first source object from which to copy properties.
* @param source2 The second source object from which to copy properties.
* @param source3 The third source object from which to copy properties.
*/
assign<T, U, V, W>(target: T, source1: U, source2: V, source3: W): T & U & V & W;
/**
* Copy the values of all of the enumerable own properties from one or more source objects to a
* target object. Returns the target object.
* @param target The target object to copy to.
* @param sources One or more source objects from which to copy properties
*/
* Copy the values of all of the enumerable own properties from one or more source objects to a
* target object. Returns the target object.
* @param target The target object to copy to.
* @param sources One or more source objects from which to copy properties
*/
assign(target: any, ...sources: any[]): any;
/**
* Returns an array of all symbol properties found directly on object o.
* @param o Object to retrieve the symbols from.
*/
* Returns an array of all symbol properties found directly on object o.
* @param o Object to retrieve the symbols from.
*/
getOwnPropertySymbols(o: any): symbol[];
/**
* Returns true if the values are the same value, false otherwise.
* @param value1 The first value.
* @param value2 The second value.
*/
* Returns true if the values are the same value, false otherwise.
* @param value1 The first value.
* @param value2 The second value.
*/
is(value1: any, value2: any): boolean;
/**
* Sets the prototype of a specified object o to object proto or null. Returns the object o.
* @param o The object to change its prototype.
* @param proto The value of the new prototype or null.
*/
* Sets the prototype of a specified object o to object proto or null. Returns the object o.
* @param o The object to change its prototype.
* @param proto The value of the new prototype or null.
*/
setPrototypeOf(o: any, proto: object | null): any;
/**
* Gets the own property descriptor of the specified object.
* An own property descriptor is one that is defined directly on the object and is not
* inherited from the object's prototype.
* @param o Object that contains the property.
* @param p Name of the property.
*/
* Gets the own property descriptor of the specified object.
* An own property descriptor is one that is defined directly on the object and is not
* inherited from the object's prototype.
* @param o Object that contains the property.
* @param p Name of the property.
*/
getOwnPropertyDescriptor(o: any, propertyKey: PropertyKey): PropertyDescriptor;
/**
* Adds a property to an object, or modifies attributes of an existing property.
* @param o Object on which to add or modify the property. This can be a native JavaScript
* object (that is, a user-defined object or a built in object) or a DOM object.
* @param p The property name.
* @param attributes Descriptor for the property. It can be for a data property or an accessor
* property.
*/
* Adds a property to an object, or modifies attributes of an existing property.
* @param o Object on which to add or modify the property. This can be a native JavaScript
* object (that is, a user-defined object or a built in object) or a DOM object.
* @param p The property name.
* @param attributes Descriptor for the property. It can be for a data property or an accessor
* property.
*/
defineProperty(o: any, propertyKey: PropertyKey, attributes: PropertyDescriptor): any;
}
interface ReadonlyArray<T> {
/**
* Returns the value of the first element in the array where predicate is true, and undefined
* otherwise.
* @param predicate find calls predicate once for each element of the array, in ascending
* order, until it finds one where predicate returns true. If such an element is found, find
* immediately returns that element value. Otherwise, find returns undefined.
* @param thisArg If provided, it will be used as the this value for each invocation of
* predicate. If it is not provided, undefined is used instead.
*/
find(predicate: (this: undefined, value: T, index: number, obj: ReadonlyArray<T>) => boolean): T | undefined;
find(predicate: (this: undefined, value: T, index: number, obj: ReadonlyArray<T>) => boolean, thisArg: undefined): T | undefined;
find<Z>(predicate: (this: Z, value: T, index: number, obj: ReadonlyArray<T>) => boolean, thisArg: Z): T | undefined;
/**
* Returns the value of the first element in the array where predicate is true, and undefined
* otherwise.
* @param predicate find calls predicate once for each element of the array, in ascending
* order, until it finds one where predicate returns true. If such an element is found, find
* immediately returns that element value. Otherwise, find returns undefined.
* @param thisArg If provided, it will be used as the this value for each invocation of
* predicate. If it is not provided, undefined is used instead.
*/
find(predicate: (this: undefined, value: T, index: number, obj: ReadonlyArray<T>) => boolean): T | undefined;
find(predicate: (this: undefined, value: T, index: number, obj: ReadonlyArray<T>) => boolean, thisArg: undefined): T | undefined;
find<Z>(predicate: (this: Z, value: T, index: number, obj: ReadonlyArray<T>) => boolean, thisArg: Z): T | undefined;
/**
* Returns the index of the first element in the array where predicate is true, and -1
* otherwise.
* @param predicate find calls predicate once for each element of the array, in ascending
* order, until it finds one where predicate returns true. If such an element is found,
* findIndex immediately returns that element index. Otherwise, findIndex returns -1.
* @param thisArg If provided, it will be used as the this value for each invocation of
* predicate. If it is not provided, undefined is used instead.
*/
findIndex(predicate: (this: undefined, value: T, index: number, obj: Array<T>) => boolean): number;
findIndex(predicate: (this: undefined, value: T, index: number, obj: Array<T>) => boolean, thisArg: undefined): number;
findIndex<Z>(predicate: (this: Z, value: T, index: number, obj: Array<T>) => boolean, thisArg: Z): number;
/**
* Returns the index of the first element in the array where predicate is true, and -1
* otherwise.
* @param predicate find calls predicate once for each element of the array, in ascending
* order, until it finds one where predicate returns true. If such an element is found,
* findIndex immediately returns that element index. Otherwise, findIndex returns -1.
* @param thisArg If provided, it will be used as the this value for each invocation of
* predicate. If it is not provided, undefined is used instead.
*/
findIndex(predicate: (this: undefined, value: T, index: number, obj: Array<T>) => boolean): number;
findIndex(predicate: (this: undefined, value: T, index: number, obj: Array<T>) => boolean, thisArg: undefined): number;
findIndex<Z>(predicate: (this: Z, value: T, index: number, obj: Array<T>) => boolean, thisArg: Z): number;
}
interface RegExp {
/**
* Returns a string indicating the flags of the regular expression in question. This field is read-only.
* The characters in this string are sequenced and concatenated in the following order:
*
* - "g" for global
* - "i" for ignoreCase
* - "m" for multiline
* - "u" for unicode
* - "y" for sticky
*
* If no flags are set, the value is the empty string.
*/
* Returns a string indicating the flags of the regular expression in question. This field is read-only.
* The characters in this string are sequenced and concatenated in the following order:
*
* - "g" for global
* - "i" for ignoreCase
* - "m" for multiline
* - "u" for unicode
* - "y" for sticky
*
* If no flags are set, the value is the empty string.
*/
readonly flags: string;
/**
* Returns a Boolean value indicating the state of the sticky flag (y) used with a regular
* expression. Default is false. Read-only.
*/
* Returns a Boolean value indicating the state of the sticky flag (y) used with a regular
* expression. Default is false. Read-only.
*/
readonly sticky: boolean;
/**
* Returns a Boolean value indicating the state of the Unicode flag (u) used with a regular
* expression. Default is false. Read-only.
*/
* Returns a Boolean value indicating the state of the Unicode flag (u) used with a regular
* expression. Default is false. Read-only.
*/
readonly unicode: boolean;
}
@ -416,64 +416,64 @@ interface RegExpConstructor {
interface String {
/**
* Returns a nonnegative integer Number less than 1114112 (0x110000) that is the code point
* value of the UTF-16 encoded code point starting at the string element at position pos in
* the String resulting from converting this object to a String.
* If there is no element at that position, the result is undefined.
* If a valid UTF-16 surrogate pair does not begin at pos, the result is the code unit at pos.
*/
* Returns a nonnegative integer Number less than 1114112 (0x110000) that is the code point
* value of the UTF-16 encoded code point starting at the string element at position pos in
* the String resulting from converting this object to a String.
* If there is no element at that position, the result is undefined.
* If a valid UTF-16 surrogate pair does not begin at pos, the result is the code unit at pos.
*/
codePointAt(pos: number): number | undefined;
/**
* Returns true if searchString appears as a substring of the result of converting this
* object to a String, at one or more positions that are
* greater than or equal to position; otherwise, returns false.
* @param searchString search string
* @param position If position is undefined, 0 is assumed, so as to search all of the String.
*/
* Returns true if searchString appears as a substring of the result of converting this
* object to a String, at one or more positions that are
* greater than or equal to position; otherwise, returns false.
* @param searchString search string
* @param position If position is undefined, 0 is assumed, so as to search all of the String.
*/
includes(searchString: string, position?: number): boolean;
/**
* Returns true if the sequence of elements of searchString converted to a String is the
* same as the corresponding elements of this object (converted to a String) starting at
* endPosition – length(this). Otherwise returns false.
*/
* Returns true if the sequence of elements of searchString converted to a String is the
* same as the corresponding elements of this object (converted to a String) starting at
* endPosition – length(this). Otherwise returns false.
*/
endsWith(searchString: string, endPosition?: number): boolean;
/**
* Returns the String value result of normalizing the string into the normalization form
* named by form as specified in Unicode Standard Annex #15, Unicode Normalization Forms.
* @param form Applicable values: "NFC", "NFD", "NFKC", or "NFKD", If not specified default
* is "NFC"
*/
* Returns the String value result of normalizing the string into the normalization form
* named by form as specified in Unicode Standard Annex #15, Unicode Normalization Forms.
* @param form Applicable values: "NFC", "NFD", "NFKC", or "NFKD", If not specified default
* is "NFC"
*/
normalize(form: "NFC" | "NFD" | "NFKC" | "NFKD"): string;
/**
* Returns the String value result of normalizing the string into the normalization form
* named by form as specified in Unicode Standard Annex #15, Unicode Normalization Forms.
* @param form Applicable values: "NFC", "NFD", "NFKC", or "NFKD", If not specified default
* is "NFC"
*/
* Returns the String value result of normalizing the string into the normalization form
* named by form as specified in Unicode Standard Annex #15, Unicode Normalization Forms.
* @param form Applicable values: "NFC", "NFD", "NFKC", or "NFKD", If not specified default
* is "NFC"
*/
normalize(form?: string): string;
/**
* Returns a String value that is made from count copies appended together. If count is 0,
* T is the empty String is returned.
* @param count number of copies to append
*/
* Returns a String value that is made from count copies appended together. If count is 0,
* T is the empty String is returned.
* @param count number of copies to append
*/
repeat(count: number): string;
/**
* Returns true if the sequence of elements of searchString converted to a String is the
* same as the corresponding elements of this object (converted to a String) starting at
* position. Otherwise returns false.
*/
* Returns true if the sequence of elements of searchString converted to a String is the
* same as the corresponding elements of this object (converted to a String) starting at
* position. Otherwise returns false.
*/
startsWith(searchString: string, position?: number): boolean;
/**
* Returns an <a> HTML anchor element and sets the name attribute to the text value
* @param name
*/
* Returns an <a> HTML anchor element and sets the name attribute to the text value
* @param name
*/
anchor(name: string): string;
/** Returns a <big> HTML element */
@ -518,17 +518,17 @@ interface String {
interface StringConstructor {
/**
* Return the String value whose elements are, in order, the elements in the List elements.
* If length is 0, the empty string is returned.
*/
* Return the String value whose elements are, in order, the elements in the List elements.
* If length is 0, the empty string is returned.
*/
fromCodePoint(...codePoints: number[]): string;
/**
* String.raw is intended for use as a tag function of a Tagged Template String. When called
* as such the first argument will be a well formed template call site object and the rest
* parameter will contain the substitution values.
* @param template A well-formed template string call site representation.
* @param substitutions A set of substitution values.
*/
* String.raw is intended for use as a tag function of a Tagged Template String. When called
* as such the first argument will be a well formed template call site object and the rest
* parameter will contain the substitution values.
* @param template A well-formed template string call site representation.
* @param substitutions A set of substitution values.
*/
raw(template: TemplateStringsArray, ...substitutions: any[]): string;
}

28
src/lib/es2015.generator.d.ts vendored
View file

@ -16,37 +16,37 @@ interface GeneratorFunction {
*/
readonly length: number;
/**
* Returns the name of the function.
*/
* Returns the name of the function.
*/
readonly name: string;
/**
* A reference to the prototype.
*/
* A reference to the prototype.
*/
readonly prototype: Generator;
}
interface GeneratorFunctionConstructor {
/**
* Creates a new Generator function.
* @param args A list of arguments the function accepts.
*/
* Creates a new Generator function.
* @param args A list of arguments the function accepts.
*/
new (...args: string[]): GeneratorFunction;
/**
* Creates a new Generator function.
* @param args A list of arguments the function accepts.
*/
* Creates a new Generator function.
* @param args A list of arguments the function accepts.
*/
(...args: string[]): GeneratorFunction;
/**
* The length of the arguments.
*/
readonly length: number;
/**
* Returns the name of the function.
*/
* Returns the name of the function.
*/
readonly name: string;
/**
* A reference to the prototype.
*/
* A reference to the prototype.
*/
readonly prototype: GeneratorFunction;
}
declare var GeneratorFunction: GeneratorFunctionConstructor;

298
src/lib/es2015.iterable.d.ts vendored
View file

@ -2,9 +2,9 @@
interface SymbolConstructor {
/**
* A method that returns the default iterator for an object. Called by the semantics of the
* for-of statement.
*/
* A method that returns the default iterator for an object. Called by the semantics of the
* for-of statement.
*/
readonly iterator: symbol;
}
@ -32,36 +32,36 @@ interface Array<T> {
[Symbol.iterator](): IterableIterator<T>;
/**
* Returns an array of key, value pairs for every entry in the array
*/
* Returns an array of key, value pairs for every entry in the array
*/
entries(): IterableIterator<[number, T]>;
/**
* Returns an list of keys in the array
*/
* Returns an list of keys in the array
*/
keys(): IterableIterator<number>;
/**
* Returns an list of values in the array
*/
* Returns an list of values in the array
*/
values(): IterableIterator<T>;
}
interface ArrayConstructor {
/**
* Creates an array from an iterable object.
* @param iterable An iterable object to convert to an array.
* @param mapfn A mapping function to call on every element of the array.
* @param thisArg Value of 'this' used to invoke the mapfn.
*/
* Creates an array from an iterable object.
* @param iterable An iterable object to convert to an array.
* @param mapfn A mapping function to call on every element of the array.
* @param thisArg Value of 'this' used to invoke the mapfn.
*/
from<T, U>(iterable: Iterable<T>, mapfn: (this: undefined, v: T, k: number) => U): Array<U>;
from<T, U>(iterable: Iterable<T>, mapfn: (this: undefined, v: T, k: number) => U, thisArg: undefined): Array<U>;
from<Z, T, U>(iterable: Iterable<T>, mapfn: (this: Z, v: T, k: number) => U, thisArg: Z): Array<U>;
/**
* Creates an array from an iterable object.
* @param iterable An iterable object to convert to an array.
*/
* Creates an array from an iterable object.
* @param iterable An iterable object to convert to an array.
*/
from<T>(iterable: Iterable<T>): Array<T>;
}
@ -70,18 +70,18 @@ interface ReadonlyArray<T> {
[Symbol.iterator](): IterableIterator<T>;
/**
* Returns an array of key, value pairs for every entry in the array
*/
* Returns an array of key, value pairs for every entry in the array
*/
entries(): IterableIterator<[number, T]>;
/**
* Returns an list of keys in the array
*/
* Returns an list of keys in the array
*/
keys(): IterableIterator<number>;
/**
* Returns an list of values in the array
*/
* Returns an list of values in the array
*/
values(): IterableIterator<T>;
}
@ -154,22 +154,22 @@ interface String {
}
/**
* A typed array of 8-bit integer values. The contents are initialized to 0. If the requested
* number of bytes could not be allocated an exception is raised.
*/
* A typed array of 8-bit integer values. The contents are initialized to 0. If the requested
* number of bytes could not be allocated an exception is raised.
*/
interface Int8Array {
[Symbol.iterator](): IterableIterator<number>;
/**
* Returns an array of key, value pairs for every entry in the array
*/
* Returns an array of key, value pairs for every entry in the array
*/
entries(): IterableIterator<[number, number]>;
/**
* Returns an list of keys in the array
*/
* Returns an list of keys in the array
*/
keys(): IterableIterator<number>;
/**
* Returns an list of values in the array
*/
* Returns an list of values in the array
*/
values(): IterableIterator<number>;
}
@ -177,11 +177,11 @@ interface Int8ArrayConstructor {
new (elements: Iterable<number>): Int8Array;
/**
* Creates an array from an array-like or iterable object.
* @param arrayLike An array-like or iterable object to convert to an array.
* @param mapfn A mapping function to call on every element of the array.
* @param thisArg Value of 'this' used to invoke the mapfn.
*/
* Creates an array from an array-like or iterable object.
* @param arrayLike An array-like or iterable object to convert to an array.
* @param mapfn A mapping function to call on every element of the array.
* @param thisArg Value of 'this' used to invoke the mapfn.
*/
from(arrayLike: Iterable<number>, mapfn: (this: undefined, v: number, k: number) => number): Int8Array;
from(arrayLike: Iterable<number>, mapfn: (this: undefined, v: number, k: number) => number, thisArg: undefined): Int8Array;
from<Z>(arrayLike: Iterable<number>, mapfn: (this: Z, v: number, k: number) => number, thisArg: Z): Int8Array;
@ -190,22 +190,22 @@ interface Int8ArrayConstructor {
}
/**
* A typed array of 8-bit unsigned integer values. The contents are initialized to 0. If the
* requested number of bytes could not be allocated an exception is raised.
*/
* A typed array of 8-bit unsigned integer values. The contents are initialized to 0. If the
* requested number of bytes could not be allocated an exception is raised.
*/
interface Uint8Array {
[Symbol.iterator](): IterableIterator<number>;
/**
* Returns an array of key, value pairs for every entry in the array
*/
* Returns an array of key, value pairs for every entry in the array
*/
entries(): IterableIterator<[number, number]>;
/**
* Returns an list of keys in the array
*/
* Returns an list of keys in the array
*/
keys(): IterableIterator<number>;
/**
* Returns an list of values in the array
*/
* Returns an list of values in the array
*/
values(): IterableIterator<number>;
}
@ -213,11 +213,11 @@ interface Uint8ArrayConstructor {
new (elements: Iterable<number>): Uint8Array;
/**
* Creates an array from an array-like or iterable object.
* @param arrayLike An array-like or iterable object to convert to an array.
* @param mapfn A mapping function to call on every element of the array.
* @param thisArg Value of 'this' used to invoke the mapfn.
*/
* Creates an array from an array-like or iterable object.
* @param arrayLike An array-like or iterable object to convert to an array.
* @param mapfn A mapping function to call on every element of the array.
* @param thisArg Value of 'this' used to invoke the mapfn.
*/
from(arrayLike: Iterable<number>, mapfn: (this: undefined, v: number, k: number) => number): Uint8Array;
from(arrayLike: Iterable<number>, mapfn: (this: undefined, v: number, k: number) => number, thisArg: undefined): Uint8Array;
from<Z>(arrayLike: Iterable<number>, mapfn: (this: Z, v: number, k: number) => number, thisArg: Z): Uint8Array;
@ -226,24 +226,24 @@ interface Uint8ArrayConstructor {
}
/**
* A typed array of 8-bit unsigned integer (clamped) values. The contents are initialized to 0.
* If the requested number of bytes could not be allocated an exception is raised.
*/
* A typed array of 8-bit unsigned integer (clamped) values. The contents are initialized to 0.
* If the requested number of bytes could not be allocated an exception is raised.
*/
interface Uint8ClampedArray {
[Symbol.iterator](): IterableIterator<number>;
/**
* Returns an array of key, value pairs for every entry in the array
*/
* Returns an array of key, value pairs for every entry in the array
*/
entries(): IterableIterator<[number, number]>;
/**
* Returns an list of keys in the array
*/
* Returns an list of keys in the array
*/
keys(): IterableIterator<number>;
/**
* Returns an list of values in the array
*/
* Returns an list of values in the array
*/
values(): IterableIterator<number>;
}
@ -252,11 +252,11 @@ interface Uint8ClampedArrayConstructor {
/**
* Creates an array from an array-like or iterable object.
* @param arrayLike An array-like or iterable object to convert to an array.
* @param mapfn A mapping function to call on every element of the array.
* @param thisArg Value of 'this' used to invoke the mapfn.
*/
* Creates an array from an array-like or iterable object.
* @param arrayLike An array-like or iterable object to convert to an array.
* @param mapfn A mapping function to call on every element of the array.
* @param thisArg Value of 'this' used to invoke the mapfn.
*/
from(arrayLike: Iterable<number>, mapfn: (this: undefined, v: number, k: number) => number): Uint8ClampedArray;
from(arrayLike: Iterable<number>, mapfn: (this: undefined, v: number, k: number) => number, thisArg: undefined): Uint8ClampedArray;
from<Z>(arrayLike: Iterable<number>, mapfn: (this: Z, v: number, k: number) => number, thisArg: Z): Uint8ClampedArray;
@ -265,24 +265,24 @@ interface Uint8ClampedArrayConstructor {
}
/**
* A typed array of 16-bit signed integer values. The contents are initialized to 0. If the
* requested number of bytes could not be allocated an exception is raised.
*/
* A typed array of 16-bit signed integer values. The contents are initialized to 0. If the
* requested number of bytes could not be allocated an exception is raised.
*/
interface Int16Array {
[Symbol.iterator](): IterableIterator<number>;
/**
* Returns an array of key, value pairs for every entry in the array
*/
* Returns an array of key, value pairs for every entry in the array
*/
entries(): IterableIterator<[number, number]>;
/**
* Returns an list of keys in the array
*/
* Returns an list of keys in the array
*/
keys(): IterableIterator<number>;
/**
* Returns an list of values in the array
*/
* Returns an list of values in the array
*/
values(): IterableIterator<number>;
}
@ -290,11 +290,11 @@ interface Int16ArrayConstructor {
new (elements: Iterable<number>): Int16Array;
/**
* Creates an array from an array-like or iterable object.
* @param arrayLike An array-like or iterable object to convert to an array.
* @param mapfn A mapping function to call on every element of the array.
* @param thisArg Value of 'this' used to invoke the mapfn.
*/
* Creates an array from an array-like or iterable object.
* @param arrayLike An array-like or iterable object to convert to an array.
* @param mapfn A mapping function to call on every element of the array.
* @param thisArg Value of 'this' used to invoke the mapfn.
*/
from(arrayLike: Iterable<number>, mapfn: (this: undefined, v: number, k: number) => number): Int16Array;
from(arrayLike: Iterable<number>, mapfn: (this: undefined, v: number, k: number) => number, thisArg: undefined): Int16Array;
from<Z>(arrayLike: Iterable<number>, mapfn: (this: Z, v: number, k: number) => number, thisArg: Z): Int16Array;
@ -303,22 +303,22 @@ interface Int16ArrayConstructor {
}
/**
* A typed array of 16-bit unsigned integer values. The contents are initialized to 0. If the
* requested number of bytes could not be allocated an exception is raised.
*/
* A typed array of 16-bit unsigned integer values. The contents are initialized to 0. If the
* requested number of bytes could not be allocated an exception is raised.
*/
interface Uint16Array {
[Symbol.iterator](): IterableIterator<number>;
/**
* Returns an array of key, value pairs for every entry in the array
*/
* Returns an array of key, value pairs for every entry in the array
*/
entries(): IterableIterator<[number, number]>;
/**
* Returns an list of keys in the array
*/
* Returns an list of keys in the array
*/
keys(): IterableIterator<number>;
/**
* Returns an list of values in the array
*/
* Returns an list of values in the array
*/
values(): IterableIterator<number>;
}
@ -326,11 +326,11 @@ interface Uint16ArrayConstructor {
new (elements: Iterable<number>): Uint16Array;
/**
* Creates an array from an array-like or iterable object.
* @param arrayLike An array-like or iterable object to convert to an array.
* @param mapfn A mapping function to call on every element of the array.
* @param thisArg Value of 'this' used to invoke the mapfn.
*/
* Creates an array from an array-like or iterable object.
* @param arrayLike An array-like or iterable object to convert to an array.
* @param mapfn A mapping function to call on every element of the array.
* @param thisArg Value of 'this' used to invoke the mapfn.
*/
from(arrayLike: Iterable<number>, mapfn: (this: undefined, v: number, k: number) => number): Uint16Array;
from(arrayLike: Iterable<number>, mapfn: (this: undefined, v: number, k: number) => number, thisArg: undefined): Uint16Array;
from<Z>(arrayLike: Iterable<number>, mapfn: (this: Z, v: number, k: number) => number, thisArg: Z): Uint16Array;
@ -339,22 +339,22 @@ interface Uint16ArrayConstructor {
}
/**
* A typed array of 32-bit signed integer values. The contents are initialized to 0. If the
* requested number of bytes could not be allocated an exception is raised.
*/
* A typed array of 32-bit signed integer values. The contents are initialized to 0. If the
* requested number of bytes could not be allocated an exception is raised.
*/
interface Int32Array {
[Symbol.iterator](): IterableIterator<number>;
/**
* Returns an array of key, value pairs for every entry in the array
*/
* Returns an array of key, value pairs for every entry in the array
*/
entries(): IterableIterator<[number, number]>;
/**
* Returns an list of keys in the array
*/
* Returns an list of keys in the array
*/
keys(): IterableIterator<number>;
/**
* Returns an list of values in the array
*/
* Returns an list of values in the array
*/
values(): IterableIterator<number>;
}
@ -362,11 +362,11 @@ interface Int32ArrayConstructor {
new (elements: Iterable<number>): Int32Array;
/**
* Creates an array from an array-like or iterable object.
* @param arrayLike An array-like or iterable object to convert to an array.
* @param mapfn A mapping function to call on every element of the array.
* @param thisArg Value of 'this' used to invoke the mapfn.
*/
* Creates an array from an array-like or iterable object.
* @param arrayLike An array-like or iterable object to convert to an array.
* @param mapfn A mapping function to call on every element of the array.
* @param thisArg Value of 'this' used to invoke the mapfn.
*/
from(arrayLike: Iterable<number>, mapfn: (this: undefined, v: number, k: number) => number): Int32Array;
from(arrayLike: Iterable<number>, mapfn: (this: undefined, v: number, k: number) => number, thisArg: undefined): Int32Array;
from<Z>(arrayLike: Iterable<number>, mapfn: (this: Z, v: number, k: number) => number, thisArg: Z): Int32Array;
@ -375,22 +375,22 @@ interface Int32ArrayConstructor {
}
/**
* A typed array of 32-bit unsigned integer values. The contents are initialized to 0. If the
* requested number of bytes could not be allocated an exception is raised.
*/
* A typed array of 32-bit unsigned integer values. The contents are initialized to 0. If the
* requested number of bytes could not be allocated an exception is raised.
*/
interface Uint32Array {
[Symbol.iterator](): IterableIterator<number>;
/**
* Returns an array of key, value pairs for every entry in the array
*/
* Returns an array of key, value pairs for every entry in the array
*/
entries(): IterableIterator<[number, number]>;
/**
* Returns an list of keys in the array
*/
* Returns an list of keys in the array
*/
keys(): IterableIterator<number>;
/**
* Returns an list of values in the array
*/
* Returns an list of values in the array
*/
values(): IterableIterator<number>;
}
@ -398,11 +398,11 @@ interface Uint32ArrayConstructor {
new (elements: Iterable<number>): Uint32Array;
/**
* Creates an array from an array-like or iterable object.
* @param arrayLike An array-like or iterable object to convert to an array.
* @param mapfn A mapping function to call on every element of the array.
* @param thisArg Value of 'this' used to invoke the mapfn.
*/
* Creates an array from an array-like or iterable object.
* @param arrayLike An array-like or iterable object to convert to an array.
* @param mapfn A mapping function to call on every element of the array.
* @param thisArg Value of 'this' used to invoke the mapfn.
*/
from(arrayLike: Iterable<number>, mapfn: (this: undefined, v: number, k: number) => number): Uint32Array;
from(arrayLike: Iterable<number>, mapfn: (this: undefined, v: number, k: number) => number, thisArg: undefined): Uint32Array;
from<Z>(arrayLike: Iterable<number>, mapfn: (this: Z, v: number, k: number) => number, thisArg: Z): Uint32Array;
@ -411,22 +411,22 @@ interface Uint32ArrayConstructor {
}
/**
* A typed array of 32-bit float values. The contents are initialized to 0. If the requested number
* of bytes could not be allocated an exception is raised.
*/
* A typed array of 32-bit float values. The contents are initialized to 0. If the requested number
* of bytes could not be allocated an exception is raised.
*/
interface Float32Array {
[Symbol.iterator](): IterableIterator<number>;
/**
* Returns an array of key, value pairs for every entry in the array
*/
* Returns an array of key, value pairs for every entry in the array
*/
entries(): IterableIterator<[number, number]>;
/**
* Returns an list of keys in the array
*/
* Returns an list of keys in the array
*/
keys(): IterableIterator<number>;
/**
* Returns an list of values in the array
*/
* Returns an list of values in the array
*/
values(): IterableIterator<number>;
}
@ -434,11 +434,11 @@ interface Float32ArrayConstructor {
new (elements: Iterable<number>): Float32Array;
/**
* Creates an array from an array-like or iterable object.
* @param arrayLike An array-like or iterable object to convert to an array.
* @param mapfn A mapping function to call on every element of the array.
* @param thisArg Value of 'this' used to invoke the mapfn.
*/
* Creates an array from an array-like or iterable object.
* @param arrayLike An array-like or iterable object to convert to an array.
* @param mapfn A mapping function to call on every element of the array.
* @param thisArg Value of 'this' used to invoke the mapfn.
*/
from(arrayLike: Iterable<number>, mapfn: (this: undefined, v: number, k: number) => number): Float32Array;
from(arrayLike: Iterable<number>, mapfn: (this: undefined, v: number, k: number) => number, thisArg: undefined): Float32Array;
from<Z>(arrayLike: Iterable<number>, mapfn: (this: Z, v: number, k: number) => number, thisArg: Z): Float32Array;
@ -447,22 +447,22 @@ interface Float32ArrayConstructor {
}
/**
* A typed array of 64-bit float values. The contents are initialized to 0. If the requested
* number of bytes could not be allocated an exception is raised.
*/
* A typed array of 64-bit float values. The contents are initialized to 0. If the requested
* number of bytes could not be allocated an exception is raised.
*/
interface Float64Array {
[Symbol.iterator](): IterableIterator<number>;
/**
* Returns an array of key, value pairs for every entry in the array
*/
* Returns an array of key, value pairs for every entry in the array
*/
entries(): IterableIterator<[number, number]>;
/**
* Returns an list of keys in the array
*/
* Returns an list of keys in the array
*/
keys(): IterableIterator<number>;
/**
* Returns an list of values in the array
*/
* Returns an list of values in the array
*/
values(): IterableIterator<number>;
}
@ -470,11 +470,11 @@ interface Float64ArrayConstructor {
new (elements: Iterable<number>): Float64Array;
/**
* Creates an array from an array-like or iterable object.
* @param arrayLike An array-like or iterable object to convert to an array.
* @param mapfn A mapping function to call on every element of the array.
* @param thisArg Value of 'this' used to invoke the mapfn.
*/
* Creates an array from an array-like or iterable object.
* @param arrayLike An array-like or iterable object to convert to an array.
* @param mapfn A mapping function to call on every element of the array.
* @param thisArg Value of 'this' used to invoke the mapfn.
*/
from(arrayLike: Iterable<number>, mapfn: (this: undefined, v: number, k: number) => number): Float64Array;
from(arrayLike: Iterable<number>, mapfn: (this: undefined, v: number, k: number) => number, thisArg: undefined): Float64Array;
from<Z>(arrayLike: Iterable<number>, mapfn: (this: Z, v: number, k: number) => number, thisArg: Z): Float64Array;

12
src/lib/es2015.promise.d.ts vendored
View file

@ -1,7 +1,7 @@
interface PromiseConstructor {
/**
* A reference to the prototype.
*/
* A reference to the prototype.
*/
readonly prototype: Promise<any>;
/**
@ -187,10 +187,10 @@ interface PromiseConstructor {
reject<T>(reason: any): Promise<T>;
/**
* Creates a new resolved promise for the provided value.
* @param value A promise.
* @returns A promise whose internal state matches the provided promise.
*/
* Creates a new resolved promise for the provided value.
* @param value A promise.
* @returns A promise whose internal state matches the provided promise.
*/
resolve<T>(value: T | PromiseLike<T>): Promise<T>;
/**

26
src/lib/es2015.symbol.d.ts vendored
View file

@ -8,28 +8,28 @@ interface Symbol {
interface SymbolConstructor {
/**
* A reference to the prototype.
*/
* A reference to the prototype.
*/
readonly prototype: Symbol;
/**
* Returns a new unique Symbol value.
* @param description Description of the new Symbol object.
*/
* Returns a new unique Symbol value.
* @param description Description of the new Symbol object.
*/
(description?: string | number): symbol;
/**
* Returns a Symbol object from the global symbol registry matching the given key if found.
* Otherwise, returns a new symbol with this key.
* @param key key to search for.
*/
* Returns a Symbol object from the global symbol registry matching the given key if found.
* Otherwise, returns a new symbol with this key.
* @param key key to search for.
*/
for(key: string): symbol;
/**
* Returns a key from the global symbol registry matching the given Symbol if found.
* Otherwise, returns a undefined.
* @param sym Symbol to find the key for.
*/
* Returns a key from the global symbol registry matching the given Symbol if found.
* Otherwise, returns a undefined.
* @param sym Symbol to find the key for.
*/
keyFor(sym: symbol): string | undefined;
}

224
src/lib/es2015.symbol.wellknown.d.ts vendored
View file

@ -2,63 +2,63 @@
interface SymbolConstructor {
/**
* A method that determines if a constructor object recognizes an object as one of the
* constructor’s instances. Called by the semantics of the instanceof operator.
*/
* A method that determines if a constructor object recognizes an object as one of the
* constructor’s instances. Called by the semantics of the instanceof operator.
*/
readonly hasInstance: symbol;
/**
* A Boolean value that if true indicates that an object should flatten to its array elements
* by Array.prototype.concat.
*/
* A Boolean value that if true indicates that an object should flatten to its array elements
* by Array.prototype.concat.
*/
readonly isConcatSpreadable: symbol;
/**
* A regular expression method that matches the regular expression against a string. Called
* by the String.prototype.match method.
*/
* A regular expression method that matches the regular expression against a string. Called
* by the String.prototype.match method.
*/
readonly match: symbol;
/**
* A regular expression method that replaces matched substrings of a string. Called by the
* String.prototype.replace method.
*/
* A regular expression method that replaces matched substrings of a string. Called by the
* String.prototype.replace method.
*/
readonly replace: symbol;
/**
* A regular expression method that returns the index within a string that matches the
* regular expression. Called by the String.prototype.search method.
*/
* A regular expression method that returns the index within a string that matches the
* regular expression. Called by the String.prototype.search method.
*/
readonly search: symbol;
/**
* A function valued property that is the constructor function that is used to create
* derived objects.
*/
* A function valued property that is the constructor function that is used to create
* derived objects.
*/
readonly species: symbol;
/**
* A regular expression method that splits a string at the indices that match the regular
* expression. Called by the String.prototype.split method.
*/
* A regular expression method that splits a string at the indices that match the regular
* expression. Called by the String.prototype.split method.
*/
readonly split: symbol;
/**
* A method that converts an object to a corresponding primitive value.
* Called by the ToPrimitive abstract operation.
*/
* A method that converts an object to a corresponding primitive value.
* Called by the ToPrimitive abstract operation.
*/
readonly toPrimitive: symbol;
/**
* A String value that is used in the creation of the default string description of an object.
* Called by the built-in method Object.prototype.toString.
*/
* A String value that is used in the creation of the default string description of an object.
* Called by the built-in method Object.prototype.toString.
*/
readonly toStringTag: symbol;
/**
* An Object whose own property names are property names that are excluded from the 'with'
* environment bindings of the associated objects.
*/
* An Object whose own property names are property names that are excluded from the 'with'
* environment bindings of the associated objects.
*/
readonly unscopables: symbol;
}
@ -154,50 +154,50 @@ interface PromiseConstructor {
}
interface RegExp {
/**
* Matches a string with this regular expression, and returns an array containing the results of
* that search.
* @param string A string to search within.
*/
/**
* Matches a string with this regular expression, and returns an array containing the results of
* that search.
* @param string A string to search within.
*/
[Symbol.match](string: string): RegExpMatchArray | null;
/**
* Replaces text in a string, using this regular expression.
* @param string A String object or string literal whose contents matching against
* this regular expression will be replaced
* @param replaceValue A String object or string literal containing the text to replace for every
* successful match of this regular expression.
*/
* Replaces text in a string, using this regular expression.
* @param string A String object or string literal whose contents matching against
* this regular expression will be replaced
* @param replaceValue A String object or string literal containing the text to replace for every
* successful match of this regular expression.
*/
[Symbol.replace](string: string, replaceValue: string): string;
/**
* Replaces text in a string, using this regular expression.
* @param string A String object or string literal whose contents matching against
* this regular expression will be replaced
* @param replacer A function that returns the replacement text.
*/
* Replaces text in a string, using this regular expression.
* @param string A String object or string literal whose contents matching against
* this regular expression will be replaced
* @param replacer A function that returns the replacement text.
*/
[Symbol.replace](string: string, replacer: (substring: string, ...args: any[]) => string): string;
/**
* Finds the position beginning first substring match in a regular expression search
* using this regular expression.
*
* @param string The string to search within.
*/
* Finds the position beginning first substring match in a regular expression search
* using this regular expression.
*
* @param string The string to search within.
*/
[Symbol.search](string: string): number;
/**
* Returns an array of substrings that were delimited by strings in the original input that
* match against this regular expression.
*
* If the regular expression contains capturing parentheses, then each time this
* regular expression matches, the results (including any undefined results) of the
* capturing parentheses are spliced.
*
* @param string string value to split
* @param limit if not undefined, the output array is truncated so that it contains no more
* than 'limit' elements.
*/
* Returns an array of substrings that were delimited by strings in the original input that
* match against this regular expression.
*
* If the regular expression contains capturing parentheses, then each time this
* regular expression matches, the results (including any undefined results) of the
* capturing parentheses are spliced.
*
* @param string string value to split
* @param limit if not undefined, the output array is truncated so that it contains no more
* than 'limit' elements.
*/
[Symbol.split](string: string, limit?: number): string[];
}
@ -207,45 +207,45 @@ interface RegExpConstructor {
interface String {
/**
* Matches a string an object that supports being matched against, and returns an array containing the results of that search.
* @param matcher An object that supports being matched against.
*/
* Matches a string an object that supports being matched against, and returns an array containing the results of that search.
* @param matcher An object that supports being matched against.
*/
match(matcher: { [Symbol.match](string: string): RegExpMatchArray | null; }): RegExpMatchArray | null;
/**
* Replaces text in a string, using an object that supports replacement within a string.
* @param searchValue A object can search for and replace matches within a string.
* @param replaceValue A string containing the text to replace for every successful match of searchValue in this string.
*/
* Replaces text in a string, using an object that supports replacement within a string.
* @param searchValue A object can search for and replace matches within a string.
* @param replaceValue A string containing the text to replace for every successful match of searchValue in this string.
*/
replace(searchValue: { [Symbol.replace](string: string, replaceValue: string): string; }, replaceValue: string): string;
/**
* Replaces text in a string, using an object that supports replacement within a string.
* @param searchValue A object can search for and replace matches within a string.
* @param replacer A function that returns the replacement text.
*/
* Replaces text in a string, using an object that supports replacement within a string.
* @param searchValue A object can search for and replace matches within a string.
* @param replacer A function that returns the replacement text.
*/
replace(searchValue: { [Symbol.replace](string: string, replacer: (substring: string, ...args: any[]) => string): string; }, replacer: (substring: string, ...args: any[]) => string): string;
/**
* Finds the first substring match in a regular expression search.
* @param searcher An object which supports searching within a string.
*/
* Finds the first substring match in a regular expression search.
* @param searcher An object which supports searching within a string.
*/
search(searcher: { [Symbol.search](string: string): number; }): number;
/**
* Split a string into substrings using the specified separator and return them as an array.
* @param splitter An object that can split a string.
* @param limit A value used to limit the number of elements returned in the array.
*/
* Split a string into substrings using the specified separator and return them as an array.
* @param splitter An object that can split a string.
* @param limit A value used to limit the number of elements returned in the array.
*/
split(splitter: { [Symbol.split](string: string, limit?: number): string[]; }, limit?: number): string[];
}
/**
* Represents a raw buffer of binary data, which is used to store data for the
* different typed arrays. ArrayBuffers cannot be read from or written to directly,
* but can be passed to a typed array or DataView Object to interpret the raw
* buffer as needed.
*/
* Represents a raw buffer of binary data, which is used to store data for the
* different typed arrays. ArrayBuffers cannot be read from or written to directly,
* but can be passed to a typed array or DataView Object to interpret the raw
* buffer as needed.
*/
interface ArrayBuffer {
readonly [Symbol.toStringTag]: "ArrayBuffer";
}
@ -255,73 +255,73 @@ interface DataView {
}
/**
* A typed array of 8-bit integer values. The contents are initialized to 0. If the requested
* number of bytes could not be allocated an exception is raised.
*/
* A typed array of 8-bit integer values. The contents are initialized to 0. If the requested
* number of bytes could not be allocated an exception is raised.
*/
interface Int8Array {
readonly [Symbol.toStringTag]: "Int8Array";
}
/**
* A typed array of 8-bit unsigned integer values. The contents are initialized to 0. If the
* requested number of bytes could not be allocated an exception is raised.
*/
* A typed array of 8-bit unsigned integer values. The contents are initialized to 0. If the
* requested number of bytes could not be allocated an exception is raised.
*/
interface Uint8Array {
readonly [Symbol.toStringTag]: "UInt8Array";
}
/**
* A typed array of 8-bit unsigned integer (clamped) values. The contents are initialized to 0.
* If the requested number of bytes could not be allocated an exception is raised.
*/
* A typed array of 8-bit unsigned integer (clamped) values. The contents are initialized to 0.
* If the requested number of bytes could not be allocated an exception is raised.
*/
interface Uint8ClampedArray {
readonly [Symbol.toStringTag]: "Uint8ClampedArray";
}
/**
* A typed array of 16-bit signed integer values. The contents are initialized to 0. If the
* requested number of bytes could not be allocated an exception is raised.
*/
* A typed array of 16-bit signed integer values. The contents are initialized to 0. If the
* requested number of bytes could not be allocated an exception is raised.
*/
interface Int16Array {
readonly [Symbol.toStringTag]: "Int16Array";
}
/**
* A typed array of 16-bit unsigned integer values. The contents are initialized to 0. If the
* requested number of bytes could not be allocated an exception is raised.
*/
* A typed array of 16-bit unsigned integer values. The contents are initialized to 0. If the
* requested number of bytes could not be allocated an exception is raised.
*/
interface Uint16Array {
readonly [Symbol.toStringTag]: "Uint16Array";
}
/**
* A typed array of 32-bit signed integer values. The contents are initialized to 0. If the
* requested number of bytes could not be allocated an exception is raised.
*/
* A typed array of 32-bit signed integer values. The contents are initialized to 0. If the
* requested number of bytes could not be allocated an exception is raised.
*/
interface Int32Array {
readonly [Symbol.toStringTag]: "Int32Array";
}
/**
* A typed array of 32-bit unsigned integer values. The contents are initialized to 0. If the
* requested number of bytes could not be allocated an exception is raised.
*/
* A typed array of 32-bit unsigned integer values. The contents are initialized to 0. If the
* requested number of bytes could not be allocated an exception is raised.
*/
interface Uint32Array {
readonly [Symbol.toStringTag]: "Uint32Array";
}
/**
* A typed array of 32-bit float values. The contents are initialized to 0. If the requested number
* of bytes could not be allocated an exception is raised.
*/
* A typed array of 32-bit float values. The contents are initialized to 0. If the requested number
* of bytes could not be allocated an exception is raised.
*/
interface Float32Array {
readonly [Symbol.toStringTag]: "Float32Array";
}
/**
* A typed array of 64-bit float values. The contents are initialized to 0. If the requested
* number of bytes could not be allocated an exception is raised.
*/
* A typed array of 64-bit float values. The contents are initialized to 0. If the requested
* number of bytes could not be allocated an exception is raised.
*/
interface Float64Array {
readonly [Symbol.toStringTag]: "Float64Array";
}

88
src/lib/es2016.array.include.d.ts vendored
View file

@ -1,98 +1,98 @@
interface Array<T> {
/**
* Determines whether an array includes a certain element, returning true or false as appropriate.
* @param searchElement The element to search for.
* @param fromIndex The position in this array at which to begin searching for searchElement.
*/
* Determines whether an array includes a certain element, returning true or false as appropriate.
* @param searchElement The element to search for.
* @param fromIndex The position in this array at which to begin searching for searchElement.
*/
includes(searchElement: T, fromIndex?: number): boolean;
}
interface ReadonlyArray<T> {
/**
* Determines whether an array includes a certain element, returning true or false as appropriate.
* @param searchElement The element to search for.
* @param fromIndex The position in this array at which to begin searching for searchElement.
*/
* Determines whether an array includes a certain element, returning true or false as appropriate.
* @param searchElement The element to search for.
* @param fromIndex The position in this array at which to begin searching for searchElement.
*/
includes(searchElement: T, fromIndex?: number): boolean;
}
interface Int8Array {
/**
* Determines whether an array includes a certain element, returning true or false as appropriate.
* @param searchElement The element to search for.
* @param fromIndex The position in this array at which to begin searching for searchElement.
*/
* Determines whether an array includes a certain element, returning true or false as appropriate.
* @param searchElement The element to search for.
* @param fromIndex The position in this array at which to begin searching for searchElement.
*/
includes(searchElement: number, fromIndex?: number): boolean;
}
interface Uint8Array {
/**
* Determines whether an array includes a certain element, returning true or false as appropriate.
* @param searchElement The element to search for.
* @param fromIndex The position in this array at which to begin searching for searchElement.
*/
* Determines whether an array includes a certain element, returning true or false as appropriate.
* @param searchElement The element to search for.
* @param fromIndex The position in this array at which to begin searching for searchElement.
*/
includes(searchElement: number, fromIndex?: number): boolean;
}
interface Uint8ClampedArray {
/**
* Determines whether an array includes a certain element, returning true or false as appropriate.
* @param searchElement The element to search for.
* @param fromIndex The position in this array at which to begin searching for searchElement.
*/
* Determines whether an array includes a certain element, returning true or false as appropriate.
* @param searchElement The element to search for.
* @param fromIndex The position in this array at which to begin searching for searchElement.
*/
includes(searchElement: number, fromIndex?: number): boolean;
}
interface Int16Array {
/**
* Determines whether an array includes a certain element, returning true or false as appropriate.
* @param searchElement The element to search for.
* @param fromIndex The position in this array at which to begin searching for searchElement.
*/
* Determines whether an array includes a certain element, returning true or false as appropriate.
* @param searchElement The element to search for.
* @param fromIndex The position in this array at which to begin searching for searchElement.
*/
includes(searchElement: number, fromIndex?: number): boolean;
}
interface Uint16Array {
/**
* Determines whether an array includes a certain element, returning true or false as appropriate.
* @param searchElement The element to search for.
* @param fromIndex The position in this array at which to begin searching for searchElement.
*/
* Determines whether an array includes a certain element, returning true or false as appropriate.
* @param searchElement The element to search for.
* @param fromIndex The position in this array at which to begin searching for searchElement.
*/
includes(searchElement: number, fromIndex?: number): boolean;
}
interface Int32Array {
/**
* Determines whether an array includes a certain element, returning true or false as appropriate.
* @param searchElement The element to search for.
* @param fromIndex The position in this array at which to begin searching for searchElement.
*/
* Determines whether an array includes a certain element, returning true or false as appropriate.
* @param searchElement The element to search for.
* @param fromIndex The position in this array at which to begin searching for searchElement.
*/
includes(searchElement: number, fromIndex?: number): boolean;
}
interface Uint32Array {
/**
* Determines whether an array includes a certain element, returning true or false as appropriate.
* @param searchElement The element to search for.
* @param fromIndex The position in this array at which to begin searching for searchElement.
*/
* Determines whether an array includes a certain element, returning true or false as appropriate.
* @param searchElement The element to search for.
* @param fromIndex The position in this array at which to begin searching for searchElement.
*/
includes(searchElement: number, fromIndex?: number): boolean;
}
interface Float32Array {
/**
* Determines whether an array includes a certain element, returning true or false as appropriate.
* @param searchElement The element to search for.
* @param fromIndex The position in this array at which to begin searching for searchElement.
*/
* Determines whether an array includes a certain element, returning true or false as appropriate.
* @param searchElement The element to search for.
* @param fromIndex The position in this array at which to begin searching for searchElement.
*/
includes(searchElement: number, fromIndex?: number): boolean;
}
interface Float64Array {
/**
* Determines whether an array includes a certain element, returning true or false as appropriate.
* @param searchElement The element to search for.
* @param fromIndex The position in this array at which to begin searching for searchElement.
*/
* Determines whether an array includes a certain element, returning true or false as appropriate.
* @param searchElement The element to search for.
* @param fromIndex The position in this array at which to begin searching for searchElement.
*/
includes(searchElement: number, fromIndex?: number): boolean;
}

24
src/lib/es2017.object.d.ts vendored
View file

@ -1,25 +1,25 @@
interface ObjectConstructor {
/**
* Returns an array of values of the enumerable properties of an object
* @param o Object that contains the properties and methods. This can be an object that you created or an existing Document Object Model (DOM) object.
*/
* Returns an array of values of the enumerable properties of an object
* @param o Object that contains the properties and methods. This can be an object that you created or an existing Document Object Model (DOM) object.
*/
values<T>(o: { [s: string]: T }): T[];
/**
* Returns an array of values of the enumerable properties of an object
* @param o Object that contains the properties and methods. This can be an object that you created or an existing Document Object Model (DOM) object.
*/
* Returns an array of values of the enumerable properties of an object
* @param o Object that contains the properties and methods. This can be an object that you created or an existing Document Object Model (DOM) object.
*/
values(o: any): any[];
/**
* Returns an array of key/values of the enumerable properties of an object
* @param o Object that contains the properties and methods. This can be an object that you created or an existing Document Object Model (DOM) object.
*/
* Returns an array of key/values of the enumerable properties of an object
* @param o Object that contains the properties and methods. This can be an object that you created or an existing Document Object Model (DOM) object.
*/
entries<T>(o: { [s: string]: T }): [string, T][];
/**
* Returns an array of key/values of the enumerable properties of an object
* @param o Object that contains the properties and methods. This can be an object that you created or an existing Document Object Model (DOM) object.
*/
* Returns an array of key/values of the enumerable properties of an object
* @param o Object that contains the properties and methods. This can be an object that you created or an existing Document Object Model (DOM) object.
*/
entries(o: any): [string, any][];
}

8
src/lib/es2017.sharedmemory.d.ts vendored
View file

@ -3,8 +3,8 @@
interface SharedArrayBuffer {
/**
* Read-only. The length of the ArrayBuffer (in bytes).
*/
* Read-only. The length of the ArrayBuffer (in bytes).
*/
readonly byteLength: number;
/*
@ -12,8 +12,8 @@ interface SharedArrayBuffer {
*/
length: number;
/**
* Returns a section of an SharedArrayBuffer.
*/
* Returns a section of an SharedArrayBuffer.
*/
slice(begin: number, end?: number): SharedArrayBuffer;
readonly [Symbol.species]: SharedArrayBuffer;
readonly [Symbol.toStringTag]: "SharedArrayBuffer";

40
src/lib/es2017.string.d.ts vendored
View file

@ -1,27 +1,27 @@
interface String {
/**
* Pads the current string with a given string (possibly repeated) so that the resulting string reaches a given length.
* The padding is applied from the start (left) of the current string.
*
* @param maxLength The length of the resulting string once the current string has been padded.
* If this parameter is smaller than the current string's length, the current string will be returned as it is.
*
* @param fillString The string to pad the current string with.
* If this string is too long, it will be truncated and the left-most part will be applied.
* The default value for this parameter is " " (U+0020).
*/
* Pads the current string with a given string (possibly repeated) so that the resulting string reaches a given length.
* The padding is applied from the start (left) of the current string.
*
* @param maxLength The length of the resulting string once the current string has been padded.
* If this parameter is smaller than the current string's length, the current string will be returned as it is.
*
* @param fillString The string to pad the current string with.
* If this string is too long, it will be truncated and the left-most part will be applied.
* The default value for this parameter is " " (U+0020).
*/
padStart(maxLength: number, fillString?: string): string;
/**
* Pads the current string with a given string (possibly repeated) so that the resulting string reaches a given length.
* The padding is applied from the end (right) of the current string.
*
* @param maxLength The length of the resulting string once the current string has been padded.
* If this parameter is smaller than the current string's length, the current string will be returned as it is.
*
* @param fillString The string to pad the current string with.
* If this string is too long, it will be truncated and the left-most part will be applied.
* The default value for this parameter is " " (U+0020).
*/
* Pads the current string with a given string (possibly repeated) so that the resulting string reaches a given length.
* The padding is applied from the end (right) of the current string.
*
* @param maxLength The length of the resulting string once the current string has been padded.
* If this parameter is smaller than the current string's length, the current string will be returned as it is.
*
* @param fillString The string to pad the current string with.
* If this string is too long, it will be truncated and the left-most part will be applied.
* The default value for this parameter is " " (U+0020).
*/
padEnd(maxLength: number, fillString?: string): string;
}

6
src/lib/scripthost.d.ts vendored
View file

@ -99,9 +99,9 @@ interface TextStreamReader extends TextStreamBase {
declare var WScript: {
/**
* Outputs text to either a message box (under WScript.exe) or the command console window followed by
* a newline (under CScript.exe).
*/
* Outputs text to either a message box (under WScript.exe) or the command console window followed by
* a newline (under CScript.exe).
*/
Echo(s: any): void;
/**

14
src/server/editorServices.ts
View file

@ -179,12 +179,12 @@ namespace ts.server {
class DirectoryWatchers {
/**
* a path to directory watcher map that detects added tsconfig files
**/
*/
private readonly directoryWatchersForTsconfig: Map<FileWatcher> = createMap<FileWatcher>();
/**
* count of how many projects are using the directory watcher.
* If the number becomes 0 for a watcher, then we should close it.
**/
*/
private readonly directoryWatchersRefCount: Map<number> = createMap<number>();
constructor(private readonly projectService: ProjectService) {
@ -241,11 +241,11 @@ namespace ts.server {
readonly externalProjects: ExternalProject[] = [];
/**
* projects built from openFileRoots
**/
*/
readonly inferredProjects: InferredProject[] = [];
/**
* projects specified by a tsconfig.json file
**/
*/
readonly configuredProjects: ConfiguredProject[] = [];
/**
* list of open files
@ -637,9 +637,9 @@ namespace ts.server {
}
/**
* Remove this file from the set of open, non-configured files.
* @param info The file that has been closed or newly configured
*/
* Remove this file from the set of open, non-configured files.
* @param info The file that has been closed or newly configured
*/
private closeOpenFile(info: ScriptInfo): void {
// Closing file should trigger re-reading the file content from disk. This is
// because the user may chose to discard the buffer content before saving

934
src/server/protocol.ts
View file

File diff suppressed because it is too large Load diff

4
src/server/utilities.ts
View file

@ -166,11 +166,11 @@ namespace ts.server {
export interface ProjectOptions {
/**
* true if config file explicitly listed files
**/
*/
configHasFilesProperty?: boolean;
/**
* these fields can be present in the project file
**/
*/
files?: string[];
wildcardDirectories?: Map<WatchDirectoryFlags>;
compilerOptions?: CompilerOptions;

2
src/services/codefixes/helpers.ts
View file

@ -146,7 +146,7 @@ namespace ts.codefix {
/** This is *a* signature with the maximal number of arguments,
* such that if there is a "maximal" signature without rest arguments,
* this is one of them.
*/
*/
let maxArgsSignature = signatures[0];
let minArgumentCount = signatures[0].minArgumentCount;
let someSigHasRestParameter = false;

92
src/services/documentRegistry.ts
View file

@ -1,34 +1,34 @@
namespace ts {
/**
* The document registry represents a store of SourceFile objects that can be shared between
* multiple LanguageService instances. A LanguageService instance holds on the SourceFile (AST)
* of files in the context.
* SourceFile objects account for most of the memory usage by the language service. Sharing
* the same DocumentRegistry instance between different instances of LanguageService allow
* for more efficient memory utilization since all projects will share at least the library
* file (lib.d.ts).
*
* A more advanced use of the document registry is to serialize sourceFile objects to disk
* and re-hydrate them when needed.
*
* To create a default DocumentRegistry, use createDocumentRegistry to create one, and pass it
* to all subsequent createLanguageService calls.
*/
* The document registry represents a store of SourceFile objects that can be shared between
* multiple LanguageService instances. A LanguageService instance holds on the SourceFile (AST)
* of files in the context.
* SourceFile objects account for most of the memory usage by the language service. Sharing
* the same DocumentRegistry instance between different instances of LanguageService allow
* for more efficient memory utilization since all projects will share at least the library
* file (lib.d.ts).
*
* A more advanced use of the document registry is to serialize sourceFile objects to disk
* and re-hydrate them when needed.
*
* To create a default DocumentRegistry, use createDocumentRegistry to create one, and pass it
* to all subsequent createLanguageService calls.
*/
export interface DocumentRegistry {
/**
* Request a stored SourceFile with a given fileName and compilationSettings.
* The first call to acquire will call createLanguageServiceSourceFile to generate
* the SourceFile if was not found in the registry.
*
* @param fileName The name of the file requested
* @param compilationSettings Some compilation settings like target affects the
* shape of a the resulting SourceFile. This allows the DocumentRegistry to store
* multiple copies of the same file for different compilation settings.
* @parm scriptSnapshot Text of the file. Only used if the file was not found
* in the registry and a new one was created.
* @parm version Current version of the file. Only used if the file was not found
* in the registry and a new one was created.
*/
* Request a stored SourceFile with a given fileName and compilationSettings.
* The first call to acquire will call createLanguageServiceSourceFile to generate
* the SourceFile if was not found in the registry.
*
* @param fileName The name of the file requested
* @param compilationSettings Some compilation settings like target affects the
* shape of a the resulting SourceFile. This allows the DocumentRegistry to store
* multiple copies of the same file for different compilation settings.
* @parm scriptSnapshot Text of the file. Only used if the file was not found
* in the registry and a new one was created.
* @parm version Current version of the file. Only used if the file was not found
* in the registry and a new one was created.
*/
acquireDocument(
fileName: string,
compilationSettings: CompilerOptions,
@ -46,17 +46,17 @@ namespace ts {
scriptKind?: ScriptKind): SourceFile;
/**
* Request an updated version of an already existing SourceFile with a given fileName
* and compilationSettings. The update will in-turn call updateLanguageServiceSourceFile
* to get an updated SourceFile.
*
* @param fileName The name of the file requested
* @param compilationSettings Some compilation settings like target affects the
* shape of a the resulting SourceFile. This allows the DocumentRegistry to store
* multiple copies of the same file for different compilation settings.
* @param scriptSnapshot Text of the file.
* @param version Current version of the file.
*/
* Request an updated version of an already existing SourceFile with a given fileName
* and compilationSettings. The update will in-turn call updateLanguageServiceSourceFile
* to get an updated SourceFile.
*
* @param fileName The name of the file requested
* @param compilationSettings Some compilation settings like target affects the
* shape of a the resulting SourceFile. This allows the DocumentRegistry to store
* multiple copies of the same file for different compilation settings.
* @param scriptSnapshot Text of the file.
* @param version Current version of the file.
*/
updateDocument(
fileName: string,
compilationSettings: CompilerOptions,
@ -75,14 +75,14 @@ namespace ts {
getKeyForCompilationSettings(settings: CompilerOptions): DocumentRegistryBucketKey;
/**
* Informs the DocumentRegistry that a file is not needed any longer.
*
* Note: It is not allowed to call release on a SourceFile that was not acquired from
* this registry originally.
*
* @param fileName The name of the file to be released
* @param compilationSettings The compilation settings used to acquire the file
*/
* Informs the DocumentRegistry that a file is not needed any longer.
*
* Note: It is not allowed to call release on a SourceFile that was not acquired from
* this registry originally.
*
* @param fileName The name of the file to be released
* @param compilationSettings The compilation settings used to acquire the file
*/
releaseDocument(fileName: string, compilationSettings: CompilerOptions): void;
releaseDocumentWithKey(path: Path, key: DocumentRegistryBucketKey): void;

6
src/services/findAllReferences.ts
View file

@ -496,9 +496,9 @@ namespace ts.FindAllReferences {
}
/** Search within node "container" for references for a search value, where the search value is defined as a
* tuple of(searchSymbol, searchText, searchLocation, and searchMeaning).
* searchLocation: a node where the search value
*/
* tuple of(searchSymbol, searchText, searchLocation, and searchMeaning).
* searchLocation: a node where the search value
*/
function getReferencesInNode<T extends DocumentSpan>(container: Node,
searchSymbol: Symbol,
searchText: string,

68
src/services/formatting/formatting.ts
View file

@ -34,31 +34,31 @@ namespace ts.formatting {
getIndentationForToken(tokenLine: number, tokenKind: SyntaxKind, container: Node): number;
getIndentationForComment(owningToken: SyntaxKind, tokenIndentation: number, container: Node): number;
/**
* Indentation for open and close tokens of the node if it is block or another node that needs special indentation
* ... {
* .........<child>
* ....}
* ____ - indentation
* ____ - delta
**/
* Indentation for open and close tokens of the node if it is block or another node that needs special indentation
* ... {
* .........<child>
* ....}
* ____ - indentation
* ____ - delta
*/
getIndentation(): number;
/**
* Prefered relative indentation for child nodes.
* Delta is used to carry the indentation info
* foo(bar({
* $
* }))
* Both 'foo', 'bar' introduce new indentation with delta = 4, but total indentation in $ is not 8.
* foo: { indentation: 0, delta: 4 }
* bar: { indentation: foo.indentation + foo.delta = 4, delta: 4} however 'foo' and 'bar' are on the same line
* so bar inherits indentation from foo and bar.delta will be 4
*
*/
* Prefered relative indentation for child nodes.
* Delta is used to carry the indentation info
* foo(bar({
* $
* }))
* Both 'foo', 'bar' introduce new indentation with delta = 4, but total indentation in $ is not 8.
* foo: { indentation: 0, delta: 4 }
* bar: { indentation: foo.indentation + foo.delta = 4, delta: 4} however 'foo' and 'bar' are on the same line
* so bar inherits indentation from foo and bar.delta will be 4
*
*/
getDelta(child: TextRangeWithKind): number;
/**
* Formatter calls this function when rule adds or deletes new lines from the text
* so indentation scope can adjust values of indentation and delta.
*/
* Formatter calls this function when rule adds or deletes new lines from the text
* so indentation scope can adjust values of indentation and delta.
*/
recomputeIndentation(lineAddedByFormatting: boolean): void;
}
@ -205,9 +205,9 @@ namespace ts.formatting {
}
/** formatting is not applied to ranges that contain parse errors.
* This function will return a predicate that for a given text range will tell
* if there are any parse errors that overlap with the range.
*/
* This function will return a predicate that for a given text range will tell
* if there are any parse errors that overlap with the range.
*/
function prepareRangeContainsErrorFunction(errors: Diagnostic[], originalRange: TextRange): (r: TextRange) => boolean {
if (!errors.length) {
return rangeHasNoErrors;
@ -254,10 +254,10 @@ namespace ts.formatting {
}
/**
* Start of the original range might fall inside the comment - scanner will not yield appropriate results
* This function will look for token that is located before the start of target range
* and return its end as start position for the scanner.
*/
* Start of the original range might fall inside the comment - scanner will not yield appropriate results
* This function will look for token that is located before the start of target range
* and return its end as start position for the scanner.
*/
function getScanStartPosition(enclosingNode: Node, originalRange: TextRange, sourceFile: SourceFile): number {
const start = enclosingNode.getStart(sourceFile);
if (start === originalRange.pos && enclosingNode.end === originalRange.end) {
@ -400,12 +400,12 @@ namespace ts.formatting {
// local functions
/** Tries to compute the indentation for a list element.
* If list element is not in range then
* function will pick its actual indentation
* so it can be pushed downstream as inherited indentation.
* If list element is in the range - its indentation will be equal
* to inherited indentation from its predecessors.
*/
* If list element is not in range then
* function will pick its actual indentation
* so it can be pushed downstream as inherited indentation.
* If list element is in the range - its indentation will be equal
* to inherited indentation from its predecessors.
*/
function tryComputeIndentationForListItem(startPos: number,
endPos: number,
parentStartLine: number,

1
src/services/jsTyping.ts
View file

@ -204,7 +204,6 @@ namespace ts.JsTyping {
/**
* Infer typing names from packages folder (ex: node_module, bower_components)
* @param packagesFolderPath is the path to the packages folder
*/
function getTypingNamesFromPackagesFolder(packagesFolderPath: string) {
filesToWatch.push(packagesFolderPath);

8
src/services/services.ts
View file

@ -2131,10 +2131,10 @@ namespace ts {
declare const __dirname: string;
/**
* Get the path of the default library files (lib.d.ts) as distributed with the typescript
* node package.
* The functionality is not supported if the ts module is consumed outside of a node module.
*/
* Get the path of the default library files (lib.d.ts) as distributed with the typescript
* node package.
* The functionality is not supported if the ts module is consumed outside of a node module.
*/
export function getDefaultLibFilePath(options: CompilerOptions): string {
// Check __dirname is defined and that we are on a node.js system.
if (typeof __dirname !== "undefined") {

2
src/services/shims.ts
View file

@ -49,7 +49,7 @@ namespace ts {
error(s: string): void;
}
/** Public interface of the host of a language service shim instance.*/
/** Public interface of the host of a language service shim instance. */
export interface LanguageServiceShimHost extends Logger {
getCompilationSettings(): string;

16
src/services/types.ts
View file

@ -597,10 +597,10 @@ namespace ts {
kindModifiers: string; // see ScriptElementKindModifier, comma separated
sortText: string;
/**
* An optional span that indicates the text to be replaced by this completion item. It will be
* set if the required span differs from the one generated by the default replacement behavior and should
* be used in that case
*/
* An optional span that indicates the text to be replaced by this completion item. It will be
* set if the required span differs from the one generated by the default replacement behavior and should
* be used in that case
*/
replacementSpan?: TextSpan;
}
@ -624,9 +624,9 @@ namespace ts {
bannerText: string;
/**
* Whether or not this region should be automatically collapsed when
* the 'Collapse to Definitions' command is invoked.
*/
* Whether or not this region should be automatically collapsed when
* the 'Collapse to Definitions' command is invoked.
*/
autoCollapse: boolean;
}
@ -798,7 +798,7 @@ namespace ts {
/**
* <JsxTagName attribute1 attribute2={0} />
**/
*/
export const jsxAttribute = "JSX attribute";
}

14
src/services/utilities.ts
View file

@ -705,13 +705,13 @@ namespace ts {
}
/**
* The token on the left of the position is the token that strictly includes the position
* or sits to the left of the cursor if it is on a boundary. For example
*
* fo|o -> will return foo
* foo <comment> |bar -> will return foo
*
*/
* The token on the left of the position is the token that strictly includes the position
* or sits to the left of the cursor if it is on a boundary. For example
*
* fo|o -> will return foo
* foo <comment> |bar -> will return foo
*
*/
export function findTokenOnLeftOfPosition(file: SourceFile, position: number): Node {
// Ideally, getTokenAtPosition should return a token. However, it is currently
// broken, so we do a check to make sure the result was indeed a token.

2
tests/baselines/reference/arrayOfSubtypeIsAssignableToReadonlyArray.errors.txt
View file

@ -8,7 +8,6 @@ tests/cases/compiler/arrayOfSubtypeIsAssignableToReadonlyArray.ts(18,1): error T
Types of property 'concat' are incompatible.
Type '{ (...items: A[][]): A[]; (...items: (A | A[])[]): A[]; }' is not assignable to type '{ <U extends ReadonlyArray<B>>(...items: U[]): B[]; (...items: B[][]): B[]; (...items: (B | B[])[]): B[]; }'.
Type 'A[]' is not assignable to type 'B[]'.
Type 'A' is not assignable to type 'B'.
==== tests/cases/compiler/arrayOfSubtypeIsAssignableToReadonlyArray.ts (2 errors) ====
@ -42,5 +41,4 @@ tests/cases/compiler/arrayOfSubtypeIsAssignableToReadonlyArray.ts(18,1): error T
!!! error TS2322: Types of property 'concat' are incompatible.
!!! error TS2322: Type '{ (...items: A[][]): A[]; (...items: (A | A[])[]): A[]; }' is not assignable to type '{ <U extends ReadonlyArray<B>>(...items: U[]): B[]; (...items: B[][]): B[]; (...items: (B | B[])[]): B[]; }'.
!!! error TS2322: Type 'A[]' is not assignable to type 'B[]'.
!!! error TS2322: Type 'A' is not assignable to type 'B'.

18
tests/baselines/reference/castExpressionParentheses.js
View file

@ -24,15 +24,15 @@ declare var a;
(<any>a[0]);
(<any>a.b["0"]);
(<any>a()).x;
declare var A;
// should keep the parentheses in emit
(<any>1).foo;
(<any>1.).foo;
(<any>1.0).foo;
(<any>12e+34).foo;
(<any>0xff).foo;
declare var A;
// should keep the parentheses in emit
(<any>(1.0));
(<any>new A).foo;
(<any>typeof A).x;
@ -74,12 +74,12 @@ a;
a[0];
a.b["0"];
a().x;
1..foo;
1..foo;
1.0.foo;
12e+34.foo;
0xff.foo;
// should keep the parentheses in emit
(1).foo;
(1.).foo;
(1.0).foo;
(12e+34).foo;
(0xff).foo;
(1.0);
(new A).foo;
(typeof A).x;

23
tests/baselines/reference/castExpressionParentheses.symbols
View file

@ -37,27 +37,28 @@ declare var a;
(<any>a()).x;
>a : Symbol(a, Decl(castExpressionParentheses.ts, 0, 11))
declare var A;
>A : Symbol(A, Decl(castExpressionParentheses.ts, 26, 11))
// should keep the parentheses in emit
(<any>1).foo;
(<any>1.).foo;
(<any>1.0).foo;
(<any>12e+34).foo;
(<any>0xff).foo;
declare var A;
>A : Symbol(A, Decl(castExpressionParentheses.ts, 31, 11))
// should keep the parentheses in emit
(<any>(1.0));
(<any>new A).foo;
>A : Symbol(A, Decl(castExpressionParentheses.ts, 26, 11))
>A : Symbol(A, Decl(castExpressionParentheses.ts, 31, 11))
(<any>typeof A).x;
>A : Symbol(A, Decl(castExpressionParentheses.ts, 26, 11))
>A : Symbol(A, Decl(castExpressionParentheses.ts, 31, 11))
(<any>-A).x;
>A : Symbol(A, Decl(castExpressionParentheses.ts, 26, 11))
>A : Symbol(A, Decl(castExpressionParentheses.ts, 31, 11))
new (<any>A());
>A : Symbol(A, Decl(castExpressionParentheses.ts, 26, 11))
>A : Symbol(A, Decl(castExpressionParentheses.ts, 31, 11))
(<Tany>()=> {})();
>Tany : Symbol(Tany, Decl(castExpressionParentheses.ts, 39, 2))
@ -66,14 +67,14 @@ new (<any>A());
>foo : Symbol(foo, Decl(castExpressionParentheses.ts, 40, 6))
(<any><number><any>-A).x;
>A : Symbol(A, Decl(castExpressionParentheses.ts, 26, 11))
>A : Symbol(A, Decl(castExpressionParentheses.ts, 31, 11))
// nested cast, should keep one pair of parenthese
(<any><number>(<any>-A)).x;
>A : Symbol(A, Decl(castExpressionParentheses.ts, 26, 11))
>A : Symbol(A, Decl(castExpressionParentheses.ts, 31, 11))
// nested parenthesized expression, should keep one pair of parenthese
(<any>(A))
>A : Symbol(A, Decl(castExpressionParentheses.ts, 26, 11))
>A : Symbol(A, Decl(castExpressionParentheses.ts, 31, 11))

8
tests/baselines/reference/castExpressionParentheses.types
View file

@ -125,10 +125,6 @@ declare var a;
>a : any
>x : any
declare var A;
>A : any
// should keep the parentheses in emit
(<any>1).foo;
>(<any>1).foo : any
>(<any>1) : any
@ -164,6 +160,10 @@ declare var A;
>0xff : 255
>foo : any
declare var A;
>A : any
// should keep the parentheses in emit
(<any>(1.0));
>(<any>(1.0)) : any
><any>(1.0) : any

2
tests/baselines/reference/destructuringInVariableDeclarations1.js
View file

@ -8,7 +8,7 @@ export let { toString } = 1;
//// [destructuringInVariableDeclarations1.js]
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.toString = (1).toString;
exports.toString = 1..toString;
{
let { toFixed } = 1;
}

2
tests/baselines/reference/destructuringInVariableDeclarations3.js
View file

@ -9,7 +9,7 @@ export let { toString } = 1;
define(["require", "exports"], function (require, exports) {
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.toString = (1).toString;
exports.toString = 1..toString;
{
let { toFixed } = 1;
}

2
tests/baselines/reference/destructuringInVariableDeclarations5.js
View file

@ -17,7 +17,7 @@ export let { toString } = 1;
})(function (require, exports) {
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.toString = (1).toString;
exports.toString = 1..toString;
{
let { toFixed } = 1;
}

2
tests/baselines/reference/destructuringInVariableDeclarations7.js
View file

@ -13,7 +13,7 @@ System.register([], function (exports_1, context_1) {
return {
setters: [],
execute: function () {
exports_1("toString", toString = (1).toString);
exports_1("toString", toString = 1..toString);
{
let { toFixed } = 1;
}

2
tests/baselines/reference/destructuringInVariableDeclarations8.js
View file

@ -14,7 +14,7 @@ System.register([], function (exports_1, context_1) {
return {
setters: [],
execute: function () {
toString = (1).toString;
toString = 1..toString;
{
let { toFixed } = 1;
}

2
tests/baselines/reference/destructuringTypeAssertionsES5_5.js
View file

@ -2,4 +2,4 @@
var { x } = <any>0;
//// [destructuringTypeAssertionsES5_5.js]
var x = (0).x;
var x = 0..x;

2
tests/baselines/reference/destructuringWithNumberLiteral.js
View file

@ -2,4 +2,4 @@
var { toExponential } = 0;
//// [destructuringWithNumberLiteral.js]
var toExponential = (0).toExponential;
var toExponential = 0..toExponential;

2
tests/baselines/reference/duplicateIdentifierDifferentSpelling.js
View file

@ -10,7 +10,7 @@ var X = { 0b11: '', 3: '' };
//// [duplicateIdentifierDifferentSpelling.js]
var A = (function () {
function A() {
this[3] = '';
this[0b11] = '';
this[3] = '';
}
return A;

15
tests/baselines/reference/limitDeepInstantiations.errors.txt Normal file
View file

@ -0,0 +1,15 @@
tests/cases/compiler/limitDeepInstantiations.ts(3,35): error TS2550: Generic type instantiation is excessively deep and possibly infinite.
tests/cases/compiler/limitDeepInstantiations.ts(5,13): error TS2344: Type '"false"' does not satisfy the constraint '"true"'.
==== tests/cases/compiler/limitDeepInstantiations.ts (2 errors) ====
// Repro from #14837
type Foo<T extends "true", B> = { "true": Foo<T, Foo<T, B>> }[T];
~~~~~~~~~~~~~~~~~~~~~~~~~
!!! error TS2550: Generic type instantiation is excessively deep and possibly infinite.
let f1: Foo<"true", {}>;
let f2: Foo<"false", {}>;
~~~~~~~
!!! error TS2344: Type '"false"' does not satisfy the constraint '"true"'.

12
tests/baselines/reference/limitDeepInstantiations.js Normal file
View file

@ -0,0 +1,12 @@
//// [limitDeepInstantiations.ts]
// Repro from #14837
type Foo<T extends "true", B> = { "true": Foo<T, Foo<T, B>> }[T];
let f1: Foo<"true", {}>;
let f2: Foo<"false", {}>;
//// [limitDeepInstantiations.js]
// Repro from #14837
var f1;
var f2;

128
tests/baselines/reference/mappedTypeRelationships.errors.txt
View file

@ -1,34 +1,30 @@
tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(11,5): error TS2322: Type 'T[keyof T]' is not assignable to type 'U[keyof T]'.
Type 'T[string]' is not assignable to type 'U[keyof T]'.
Type 'T[string]' is not assignable to type 'U[string]'.
Type 'T' is not assignable to type 'U'.
Type 'T[keyof T]' is not assignable to type 'U[string]'.
Type 'T[string]' is not assignable to type 'U[string]'.
Type 'T' is not assignable to type 'U'.
Type 'T[keyof T]' is not assignable to type 'U[string]'.
Type 'T[string]' is not assignable to type 'U[string]'.
Type 'T' is not assignable to type 'U'.
tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(16,5): error TS2322: Type 'T[K]' is not assignable to type 'U[K]'.
Type 'T[string]' is not assignable to type 'U[K]'.
Type 'T[string]' is not assignable to type 'U[string]'.
Type 'T' is not assignable to type 'U'.
Type 'T[K]' is not assignable to type 'U[string]'.
Type 'T[string]' is not assignable to type 'U[string]'.
Type 'T' is not assignable to type 'U'.
Type 'T[K]' is not assignable to type 'U[string]'.
Type 'T[string]' is not assignable to type 'U[string]'.
Type 'T' is not assignable to type 'U'.
tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(20,5): error TS2536: Type 'keyof U' cannot be used to index type 'T'.
tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(21,5): error TS2322: Type 'T[keyof U]' is not assignable to type 'U[keyof U]'.
Type 'T[string]' is not assignable to type 'U[keyof U]'.
Type 'T[string]' is not assignable to type 'U[string]'.
Type 'T' is not assignable to type 'U'.
Type 'T[keyof U]' is not assignable to type 'U[string]'.
Type 'T[string]' is not assignable to type 'U[string]'.
Type 'T' is not assignable to type 'U'.
Type 'T[keyof U]' is not assignable to type 'U[string]'.
Type 'T[string]' is not assignable to type 'U[string]'.
Type 'T' is not assignable to type 'U'.
tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(21,12): error TS2536: Type 'keyof U' cannot be used to index type 'T'.
tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(25,5): error TS2536: Type 'K' cannot be used to index type 'T'.
tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(26,5): error TS2322: Type 'T[K]' is not assignable to type 'U[K]'.
Type 'T[string]' is not assignable to type 'U[K]'.
Type 'T[string]' is not assignable to type 'U[string]'.
Type 'T' is not assignable to type 'U'.
Type 'T[K]' is not assignable to type 'U[string]'.
Type 'T[string]' is not assignable to type 'U[string]'.
Type 'T' is not assignable to type 'U'.
Type 'T[K]' is not assignable to type 'U[string]'.
Type 'T[string]' is not assignable to type 'U[string]'.
Type 'T' is not assignable to type 'U'.
tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(26,12): error TS2536: Type 'K' cannot be used to index type 'T'.
tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(30,5): error TS2322: Type 'T[keyof T] | undefined' is not assignable to type 'T[keyof T]'.
Type 'undefined' is not assignable to type 'T[keyof T]'.
@ -42,30 +38,24 @@ tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(40,5): error TS2
tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(41,5): error TS2322: Type 'T[keyof T]' is not assignable to type 'U[keyof T] | undefined'.
Type 'T[string]' is not assignable to type 'U[keyof T] | undefined'.
Type 'T[string]' is not assignable to type 'U[keyof T]'.
Type 'T[string]' is not assignable to type 'U[string]'.
Type 'T' is not assignable to type 'U'.
Type 'T[keyof T]' is not assignable to type 'U[keyof T]'.
Type 'T[string]' is not assignable to type 'U[keyof T]'.
Type 'T[keyof T]' is not assignable to type 'U[keyof T]'.
Type 'T[string]' is not assignable to type 'U[keyof T]'.
Type 'T[string]' is not assignable to type 'U[string]'.
Type 'T[keyof T]' is not assignable to type 'U[string]'.
Type 'T[string]' is not assignable to type 'U[string]'.
Type 'T' is not assignable to type 'U'.
Type 'T[keyof T]' is not assignable to type 'U[string]'.
Type 'T[string]' is not assignable to type 'U[string]'.
Type 'T' is not assignable to type 'U'.
tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(45,5): error TS2322: Type 'U[K] | undefined' is not assignable to type 'T[K]'.
Type 'undefined' is not assignable to type 'T[K]'.
Type 'undefined' is not assignable to type 'T[string]'.
tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(46,5): error TS2322: Type 'T[K]' is not assignable to type 'U[K] | undefined'.
Type 'T[string]' is not assignable to type 'U[K] | undefined'.
Type 'T[string]' is not assignable to type 'U[K]'.
Type 'T[string]' is not assignable to type 'U[string]'.
Type 'T' is not assignable to type 'U'.
Type 'T[K]' is not assignable to type 'U[K]'.
Type 'T[string]' is not assignable to type 'U[K]'.
Type 'T[K]' is not assignable to type 'U[K]'.
Type 'T[string]' is not assignable to type 'U[K]'.
Type 'T[string]' is not assignable to type 'U[string]'.
Type 'T[K]' is not assignable to type 'U[string]'.
Type 'T[string]' is not assignable to type 'U[string]'.
Type 'T' is not assignable to type 'U'.
Type 'T[K]' is not assignable to type 'U[string]'.
Type 'T[string]' is not assignable to type 'U[string]'.
Type 'T' is not assignable to type 'U'.
tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(51,5): error TS2542: Index signature in type 'Readonly<T>' only permits reading.
tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(56,5): error TS2542: Index signature in type 'Readonly<T>' only permits reading.
tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(61,5): error TS2542: Index signature in type 'Readonly<U>' only permits reading.
@ -77,10 +67,9 @@ tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(141,5): error TS
Type 'T[P]' is not assignable to type 'U[P]'.
Type 'T[string]' is not assignable to type 'U[P]'.
Type 'T[string]' is not assignable to type 'U[string]'.
Type 'T' is not assignable to type 'U'.
Type 'T[P]' is not assignable to type 'U[string]'.
Type 'T[string]' is not assignable to type 'U[string]'.
Type 'T' is not assignable to type 'U'.
Type 'T[P]' is not assignable to type 'U[string]'.
Type 'T[string]' is not assignable to type 'U[string]'.
Type 'T' is not assignable to type 'U'.
tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(146,5): error TS2322: Type '{ [P in keyof T]: T[P]; }' is not assignable to type '{ [P in keyof U]: U[P]; }'.
Type 'keyof U' is not assignable to type 'keyof T'.
tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(151,5): error TS2322: Type '{ [P in K]: T[P]; }' is not assignable to type '{ [P in keyof T]: T[P]; }'.
@ -93,10 +82,9 @@ tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(166,5): error TS
Type 'T[P]' is not assignable to type 'U[P]'.
Type 'T[string]' is not assignable to type 'U[P]'.
Type 'T[string]' is not assignable to type 'U[string]'.
Type 'T' is not assignable to type 'U'.
Type 'T[P]' is not assignable to type 'U[string]'.
Type 'T[string]' is not assignable to type 'U[string]'.
Type 'T' is not assignable to type 'U'.
Type 'T[P]' is not assignable to type 'U[string]'.
Type 'T[string]' is not assignable to type 'U[string]'.
Type 'T' is not assignable to type 'U'.
==== tests/cases/conformance/types/mapped/mappedTypeRelationships.ts (27 errors) ====
@ -115,10 +103,9 @@ tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(166,5): error TS
!!! error TS2322: Type 'T[keyof T]' is not assignable to type 'U[keyof T]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[keyof T]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T' is not assignable to type 'U'.
!!! error TS2322: Type 'T[keyof T]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T' is not assignable to type 'U'.
!!! error TS2322: Type 'T[keyof T]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T' is not assignable to type 'U'.
}
function f4<T, U extends T, K extends keyof T>(x: T, y: U, k: K) {
@ -128,10 +115,9 @@ tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(166,5): error TS
!!! error TS2322: Type 'T[K]' is not assignable to type 'U[K]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[K]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T' is not assignable to type 'U'.
!!! error TS2322: Type 'T[K]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T' is not assignable to type 'U'.
!!! error TS2322: Type 'T[K]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T' is not assignable to type 'U'.
}
function f5<T, U extends T>(x: T, y: U, k: keyof U) {
@ -143,10 +129,9 @@ tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(166,5): error TS
!!! error TS2322: Type 'T[keyof U]' is not assignable to type 'U[keyof U]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[keyof U]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T' is not assignable to type 'U'.
!!! error TS2322: Type 'T[keyof U]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T' is not assignable to type 'U'.
!!! error TS2322: Type 'T[keyof U]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T' is not assignable to type 'U'.
~~~~
!!! error TS2536: Type 'keyof U' cannot be used to index type 'T'.
}
@ -160,10 +145,9 @@ tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(166,5): error TS
!!! error TS2322: Type 'T[K]' is not assignable to type 'U[K]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[K]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T' is not assignable to type 'U'.
!!! error TS2322: Type 'T[K]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T' is not assignable to type 'U'.
!!! error TS2322: Type 'T[K]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T' is not assignable to type 'U'.
~~~~
!!! error TS2536: Type 'K' cannot be used to index type 'T'.
}
@ -197,15 +181,12 @@ tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(166,5): error TS
!!! error TS2322: Type 'T[keyof T]' is not assignable to type 'U[keyof T] | undefined'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[keyof T] | undefined'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[keyof T]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T' is not assignable to type 'U'.
!!! error TS2322: Type 'T[keyof T]' is not assignable to type 'U[keyof T]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[keyof T]'.
!!! error TS2322: Type 'T[keyof T]' is not assignable to type 'U[keyof T]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[keyof T]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T[keyof T]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T' is not assignable to type 'U'.
!!! error TS2322: Type 'T[keyof T]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T' is not assignable to type 'U'.
}
function f13<T, U extends T, K extends keyof T>(x: T, y: Partial<U>, k: K) {
@ -219,15 +200,12 @@ tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(166,5): error TS
!!! error TS2322: Type 'T[K]' is not assignable to type 'U[K] | undefined'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[K] | undefined'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[K]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T' is not assignable to type 'U'.
!!! error TS2322: Type 'T[K]' is not assignable to type 'U[K]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[K]'.
!!! error TS2322: Type 'T[K]' is not assignable to type 'U[K]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[K]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T[K]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T' is not assignable to type 'U'.
!!! error TS2322: Type 'T[K]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T' is not assignable to type 'U'.
}
function f20<T>(x: T, y: Readonly<T>, k: keyof T) {
@ -342,10 +320,9 @@ tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(166,5): error TS
!!! error TS2322: Type 'T[P]' is not assignable to type 'U[P]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[P]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T' is not assignable to type 'U'.
!!! error TS2322: Type 'T[P]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T' is not assignable to type 'U'.
!!! error TS2322: Type 'T[P]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T' is not assignable to type 'U'.
}
function f72<T, U extends T>(x: { [P in keyof T]: T[P] }, y: { [P in keyof U]: U[P] }) {
@ -388,9 +365,8 @@ tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(166,5): error TS
!!! error TS2322: Type 'T[P]' is not assignable to type 'U[P]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[P]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T' is not assignable to type 'U'.
!!! error TS2322: Type 'T[P]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T' is not assignable to type 'U'.
!!! error TS2322: Type 'T[P]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
!!! error TS2322: Type 'T' is not assignable to type 'U'.
}

1
tests/baselines/reference/printerApi/printsFileCorrectly.templateLiteral.js Normal file
View file

@ -0,0 +1 @@
let greeting = `Hi ${name}, how are you?`;

6
tests/baselines/reference/promisePermutations.errors.txt
View file

@ -44,10 +44,8 @@ tests/cases/compiler/promisePermutations.ts(133,19): error TS2345: Argument of t
tests/cases/compiler/promisePermutations.ts(134,19): error TS2345: Argument of type '<T>(x: T, cb: <U>(a: U) => U) => Promise<T>' is not assignable to parameter of type '(value: number) => IPromise<any>'.
tests/cases/compiler/promisePermutations.ts(137,11): error TS2453: The type argument for type parameter 'U' cannot be inferred from the usage. Consider specifying the type arguments explicitly.
Type argument candidate 'IPromise<number>' is not a valid type argument because it is not a supertype of candidate 'IPromise<string>'.
Type 'string' is not assignable to type 'number'.
tests/cases/compiler/promisePermutations.ts(144,12): error TS2453: The type argument for type parameter 'U' cannot be inferred from the usage. Consider specifying the type arguments explicitly.
Type argument candidate 'IPromise<number>' is not a valid type argument because it is not a supertype of candidate 'IPromise<string>'.
Type 'string' is not assignable to type 'number'.
tests/cases/compiler/promisePermutations.ts(152,12): error TS2453: The type argument for type parameter 'U' cannot be inferred from the usage. Consider specifying the type arguments explicitly.
Type argument candidate 'Promise<number>' is not a valid type argument because it is not a supertype of candidate 'IPromise<string>'.
Types of property 'then' are incompatible.
@ -61,7 +59,6 @@ tests/cases/compiler/promisePermutations.ts(156,21): error TS2345: Argument of t
Type 'number' is not assignable to type 'string'.
tests/cases/compiler/promisePermutations.ts(158,21): error TS2345: Argument of type '{ (x: number): IPromise<number>; (x: string): IPromise<string>; }' is not assignable to parameter of type '(value: number) => IPromise<string>'.
Type 'IPromise<number>' is not assignable to type 'IPromise<string>'.
Type 'number' is not assignable to type 'string'.
tests/cases/compiler/promisePermutations.ts(159,21): error TS2345: Argument of type '{ (x: number): Promise<number>; (x: string): Promise<string>; }' is not assignable to parameter of type '(value: number) => Promise<string>'.
Type 'Promise<number>' is not assignable to type 'Promise<string>'.
Type 'number' is not assignable to type 'string'.
@ -286,7 +283,6 @@ tests/cases/compiler/promisePermutations.ts(160,21): error TS2345: Argument of t
~~~~~~~
!!! error TS2453: The type argument for type parameter 'U' cannot be inferred from the usage. Consider specifying the type arguments explicitly.
!!! error TS2453: Type argument candidate 'IPromise<number>' is not a valid type argument because it is not a supertype of candidate 'IPromise<string>'.
!!! error TS2453: Type 'string' is not assignable to type 'number'.
var s9g = s9.then(testFunction, nIPromise, sIPromise).then(sIPromise, sIPromise, sIPromise); // ok
var r10 = testFunction10(x => x);
@ -297,7 +293,6 @@ tests/cases/compiler/promisePermutations.ts(160,21): error TS2345: Argument of t
~~~~~~~~
!!! error TS2453: The type argument for type parameter 'U' cannot be inferred from the usage. Consider specifying the type arguments explicitly.
!!! error TS2453: Type argument candidate 'IPromise<number>' is not a valid type argument because it is not a supertype of candidate 'IPromise<string>'.
!!! error TS2453: Type 'string' is not assignable to type 'number'.
var r10e = r10.then(testFunction, nIPromise, sIPromise).then(sIPromise, sIPromise, sIPromise); // ok
var s10 = testFunction10P(x => x);
var s10a = s10.then(testFunction10, testFunction10, testFunction10); // ok
@ -328,7 +323,6 @@ tests/cases/compiler/promisePermutations.ts(160,21): error TS2345: Argument of t
~~~~~~~~~~~~~~
!!! error TS2345: Argument of type '{ (x: number): IPromise<number>; (x: string): IPromise<string>; }' is not assignable to parameter of type '(value: number) => IPromise<string>'.
!!! error TS2345: Type 'IPromise<number>' is not assignable to type 'IPromise<string>'.
!!! error TS2345: Type 'number' is not assignable to type 'string'.
var s11b = s11.then(testFunction11P, testFunction11P, testFunction11P); // error
~~~~~~~~~~~~~~~
!!! error TS2345: Argument of type '{ (x: number): Promise<number>; (x: string): Promise<string>; }' is not assignable to parameter of type '(value: number) => Promise<string>'.

6
tests/baselines/reference/promisePermutations2.errors.txt
View file

@ -44,10 +44,8 @@ tests/cases/compiler/promisePermutations2.ts(132,19): error TS2345: Argument of
tests/cases/compiler/promisePermutations2.ts(133,19): error TS2345: Argument of type '<T>(x: T, cb: <U>(a: U) => U) => Promise<T>' is not assignable to parameter of type '(value: number) => IPromise<any>'.
tests/cases/compiler/promisePermutations2.ts(136,11): error TS2453: The type argument for type parameter 'U' cannot be inferred from the usage. Consider specifying the type arguments explicitly.
Type argument candidate 'IPromise<number>' is not a valid type argument because it is not a supertype of candidate 'IPromise<string>'.
Type 'string' is not assignable to type 'number'.
tests/cases/compiler/promisePermutations2.ts(143,12): error TS2453: The type argument for type parameter 'U' cannot be inferred from the usage. Consider specifying the type arguments explicitly.
Type argument candidate 'IPromise<number>' is not a valid type argument because it is not a supertype of candidate 'IPromise<string>'.
Type 'string' is not assignable to type 'number'.
tests/cases/compiler/promisePermutations2.ts(151,12): error TS2453: The type argument for type parameter 'U' cannot be inferred from the usage. Consider specifying the type arguments explicitly.
Type argument candidate 'Promise<number>' is not a valid type argument because it is not a supertype of candidate 'IPromise<string>'.
Types of property 'then' are incompatible.
@ -61,7 +59,6 @@ tests/cases/compiler/promisePermutations2.ts(155,21): error TS2345: Argument of
Type 'number' is not assignable to type 'string'.
tests/cases/compiler/promisePermutations2.ts(157,21): error TS2345: Argument of type '{ (x: number): IPromise<number>; (x: string): IPromise<string>; }' is not assignable to parameter of type '(value: number) => IPromise<string>'.
Type 'IPromise<number>' is not assignable to type 'IPromise<string>'.
Type 'number' is not assignable to type 'string'.
tests/cases/compiler/promisePermutations2.ts(158,21): error TS2345: Argument of type '{ (x: number): Promise<number>; (x: string): Promise<string>; }' is not assignable to parameter of type '(value: number) => Promise<string>'.
Type 'Promise<number>' is not assignable to type 'Promise<string>'.
Type 'number' is not assignable to type 'string'.
@ -285,7 +282,6 @@ tests/cases/compiler/promisePermutations2.ts(159,21): error TS2345: Argument of
~~~~~~~
!!! error TS2453: The type argument for type parameter 'U' cannot be inferred from the usage. Consider specifying the type arguments explicitly.
!!! error TS2453: Type argument candidate 'IPromise<number>' is not a valid type argument because it is not a supertype of candidate 'IPromise<string>'.
!!! error TS2453: Type 'string' is not assignable to type 'number'.
var s9g = s9.then(testFunction, nIPromise, sIPromise).then(sIPromise, sIPromise, sIPromise); // ok
var r10 = testFunction10(x => x);
@ -296,7 +292,6 @@ tests/cases/compiler/promisePermutations2.ts(159,21): error TS2345: Argument of
~~~~~~~~
!!! error TS2453: The type argument for type parameter 'U' cannot be inferred from the usage. Consider specifying the type arguments explicitly.
!!! error TS2453: Type argument candidate 'IPromise<number>' is not a valid type argument because it is not a supertype of candidate 'IPromise<string>'.
!!! error TS2453: Type 'string' is not assignable to type 'number'.
var r10e = r10.then(testFunction, nIPromise, sIPromise).then(sIPromise, sIPromise, sIPromise); // ok
var s10 = testFunction10P(x => x);
var s10a = s10.then(testFunction10, testFunction10, testFunction10); // ok
@ -327,7 +322,6 @@ tests/cases/compiler/promisePermutations2.ts(159,21): error TS2345: Argument of
~~~~~~~~~~~~~~
!!! error TS2345: Argument of type '{ (x: number): IPromise<number>; (x: string): IPromise<string>; }' is not assignable to parameter of type '(value: number) => IPromise<string>'.
!!! error TS2345: Type 'IPromise<number>' is not assignable to type 'IPromise<string>'.
!!! error TS2345: Type 'number' is not assignable to type 'string'.
var s11b = s11.then(testFunction11P, testFunction11P, testFunction11P); // ok
~~~~~~~~~~~~~~~
!!! error TS2345: Argument of type '{ (x: number): Promise<number>; (x: string): Promise<string>; }' is not assignable to parameter of type '(value: number) => Promise<string>'.

6
tests/baselines/reference/promisePermutations3.errors.txt
View file

@ -47,10 +47,8 @@ tests/cases/compiler/promisePermutations3.ts(132,19): error TS2345: Argument of
tests/cases/compiler/promisePermutations3.ts(133,19): error TS2345: Argument of type '<T>(x: T, cb: <U>(a: U) => U) => Promise<T>' is not assignable to parameter of type '(value: number) => IPromise<any>'.
tests/cases/compiler/promisePermutations3.ts(136,11): error TS2453: The type argument for type parameter 'U' cannot be inferred from the usage. Consider specifying the type arguments explicitly.
Type argument candidate 'IPromise<number>' is not a valid type argument because it is not a supertype of candidate 'IPromise<string>'.
Type 'string' is not assignable to type 'number'.
tests/cases/compiler/promisePermutations3.ts(143,12): error TS2453: The type argument for type parameter 'U' cannot be inferred from the usage. Consider specifying the type arguments explicitly.
Type argument candidate 'IPromise<number>' is not a valid type argument because it is not a supertype of candidate 'IPromise<string>'.
Type 'string' is not assignable to type 'number'.
tests/cases/compiler/promisePermutations3.ts(151,12): error TS2453: The type argument for type parameter 'U' cannot be inferred from the usage. Consider specifying the type arguments explicitly.
Type argument candidate 'Promise<number>' is not a valid type argument because it is not a supertype of candidate 'IPromise<string>'.
Types of property 'then' are incompatible.
@ -64,7 +62,6 @@ tests/cases/compiler/promisePermutations3.ts(155,21): error TS2345: Argument of
Type 'number' is not assignable to type 'string'.
tests/cases/compiler/promisePermutations3.ts(157,21): error TS2345: Argument of type '{ (x: number): IPromise<number>; (x: string): IPromise<string>; }' is not assignable to parameter of type '(value: number) => IPromise<string>'.
Type 'IPromise<number>' is not assignable to type 'IPromise<string>'.
Type 'number' is not assignable to type 'string'.
tests/cases/compiler/promisePermutations3.ts(158,21): error TS2345: Argument of type '{ (x: number): Promise<number>; (x: string): Promise<string>; }' is not assignable to parameter of type '(value: number) => Promise<string>'.
Type 'Promise<number>' is not assignable to type 'Promise<string>'.
Type 'number' is not assignable to type 'string'.
@ -297,7 +294,6 @@ tests/cases/compiler/promisePermutations3.ts(165,21): error TS2345: Argument of
~~~~~~~
!!! error TS2453: The type argument for type parameter 'U' cannot be inferred from the usage. Consider specifying the type arguments explicitly.
!!! error TS2453: Type argument candidate 'IPromise<number>' is not a valid type argument because it is not a supertype of candidate 'IPromise<string>'.
!!! error TS2453: Type 'string' is not assignable to type 'number'.
var s9g = s9.then(testFunction, nIPromise, sIPromise).then(sIPromise, sIPromise, sIPromise); // ok
var r10 = testFunction10(x => x);
@ -308,7 +304,6 @@ tests/cases/compiler/promisePermutations3.ts(165,21): error TS2345: Argument of
~~~~~~~~
!!! error TS2453: The type argument for type parameter 'U' cannot be inferred from the usage. Consider specifying the type arguments explicitly.
!!! error TS2453: Type argument candidate 'IPromise<number>' is not a valid type argument because it is not a supertype of candidate 'IPromise<string>'.
!!! error TS2453: Type 'string' is not assignable to type 'number'.
var r10e = r10.then(testFunction, nIPromise, sIPromise).then(sIPromise, sIPromise, sIPromise); // ok
var s10 = testFunction10P(x => x);
var s10a = s10.then(testFunction10, testFunction10, testFunction10); // ok
@ -339,7 +334,6 @@ tests/cases/compiler/promisePermutations3.ts(165,21): error TS2345: Argument of
~~~~~~~~~~~~~~
!!! error TS2345: Argument of type '{ (x: number): IPromise<number>; (x: string): IPromise<string>; }' is not assignable to parameter of type '(value: number) => IPromise<string>'.
!!! error TS2345: Type 'IPromise<number>' is not assignable to type 'IPromise<string>'.
!!! error TS2345: Type 'number' is not assignable to type 'string'.
var s11b = s11.then(testFunction11P, testFunction11P, testFunction11P); // error
~~~~~~~~~~~~~~~
!!! error TS2345: Argument of type '{ (x: number): Promise<number>; (x: string): Promise<string>; }' is not assignable to parameter of type '(value: number) => Promise<string>'.

48
tests/baselines/reference/recursiveTypeRelations.errors.txt Normal file
View file

@ -0,0 +1,48 @@
tests/cases/compiler/recursiveTypeRelations.ts(8,5): error TS2391: Function implementation is missing or not immediately following the declaration.
tests/cases/compiler/recursiveTypeRelations.ts(27,38): error TS2304: Cannot find name 'ClassNameObject'.
tests/cases/compiler/recursiveTypeRelations.ts(27,61): error TS2304: Cannot find name 'ClassNameObject'.
==== tests/cases/compiler/recursiveTypeRelations.ts (3 errors) ====
// Repro from #14896
type Attributes<Keys extends string> = {
[Key in Keys]: string;
}
class Query<A extends Attributes<keyof A>> {
multiply<B extends Attributes<keyof B>>(x: B): Query<A & B>;
~~~~~~~~
!!! error TS2391: Function implementation is missing or not immediately following the declaration.
}
// Repro from #14940
type ClassName<S> = keyof S;
type ClassNameMap<S> = { [K in keyof S]?: boolean }
type ClassNameObjectMap<S> = object & ClassNameMap<S>;
type ClassNameArg<S> = ClassName<S> | ClassNameObjectMap<S>;
export function css<S extends { [K in keyof S]: string }>(styles: S, ...classNames: ClassNameArg<S>[]): string {
const args = classNames.map(arg => {
if (arg == null) {
return null;
}
if (typeof arg == "string") {
return styles[arg];
}
if (typeof arg == "object") {
return Object.keys(arg).reduce<ClassNameObject>((obj: ClassNameObject, key: keyof S) => {
~~~~~~~~~~~~~~~
!!! error TS2304: Cannot find name 'ClassNameObject'.
~~~~~~~~~~~~~~~
!!! error TS2304: Cannot find name 'ClassNameObject'.
const exportedClassName = styles[key];
obj[exportedClassName] = (arg as ClassNameMap<S>)[key];
return obj;
}, {});
}
});
return "";
}

70
tests/baselines/reference/recursiveTypeRelations.js Normal file
View file

@ -0,0 +1,70 @@
//// [recursiveTypeRelations.ts]
// Repro from #14896
type Attributes<Keys extends string> = {
[Key in Keys]: string;
}
class Query<A extends Attributes<keyof A>> {
multiply<B extends Attributes<keyof B>>(x: B): Query<A & B>;
}
// Repro from #14940
type ClassName<S> = keyof S;
type ClassNameMap<S> = { [K in keyof S]?: boolean }
type ClassNameObjectMap<S> = object & ClassNameMap<S>;
type ClassNameArg<S> = ClassName<S> | ClassNameObjectMap<S>;
export function css<S extends { [K in keyof S]: string }>(styles: S, ...classNames: ClassNameArg<S>[]): string {
const args = classNames.map(arg => {
if (arg == null) {
return null;
}
if (typeof arg == "string") {
return styles[arg];
}
if (typeof arg == "object") {
return Object.keys(arg).reduce<ClassNameObject>((obj: ClassNameObject, key: keyof S) => {
const exportedClassName = styles[key];
obj[exportedClassName] = (arg as ClassNameMap<S>)[key];
return obj;
}, {});
}
});
return "";
}
//// [recursiveTypeRelations.js]
"use strict";
// Repro from #14896
exports.__esModule = true;
var Query = (function () {
function Query() {
}
return Query;
}());
function css(styles) {
var classNames = [];
for (var _i = 1; _i < arguments.length; _i++) {
classNames[_i - 1] = arguments[_i];
}
var args = classNames.map(function (arg) {
if (arg == null) {
return null;
}
if (typeof arg == "string") {
return styles[arg];
}
if (typeof arg == "object") {
return Object.keys(arg).reduce(function (obj, key) {
var exportedClassName = styles[key];
obj[exportedClassName] = arg[key];
return obj;
}, {});
}
});
return "";
}
exports.css = css;

30
tests/baselines/reference/scopeCheckStaticInitializer.errors.txt Normal file
View file

@ -0,0 +1,30 @@
tests/cases/compiler/scopeCheckStaticInitializer.ts(2,38): error TS2448: Block-scoped variable 'data' used before its declaration.
tests/cases/compiler/scopeCheckStaticInitializer.ts(5,23): error TS2449: Class 'After' used before its declaration.
tests/cases/compiler/scopeCheckStaticInitializer.ts(5,29): error TS2448: Block-scoped variable 'data' used before its declaration.
tests/cases/compiler/scopeCheckStaticInitializer.ts(6,23): error TS2449: Class 'After' used before its declaration.
==== tests/cases/compiler/scopeCheckStaticInitializer.ts (4 errors) ====
class X {
static illegalBeforeProperty = X.data;
~~~~
!!! error TS2448: Block-scoped variable 'data' used before its declaration.
static okBeforeMethod = X.method;
static illegal2 = After.data;
~~~~~
!!! error TS2449: Class 'After' used before its declaration.
~~~~
!!! error TS2448: Block-scoped variable 'data' used before its declaration.
static illegal3 = After.method;
~~~~~
!!! error TS2449: Class 'After' used before its declaration.
static data = 13;
static method() { }
}
class After {
static data = 12;
static method() { };
}

37
tests/baselines/reference/scopeCheckStaticInitializer.js Normal file
View file

@ -0,0 +1,37 @@
//// [scopeCheckStaticInitializer.ts]
class X {
static illegalBeforeProperty = X.data;
static okBeforeMethod = X.method;
static illegal2 = After.data;
static illegal3 = After.method;
static data = 13;
static method() { }
}
class After {
static data = 12;
static method() { };
}
//// [scopeCheckStaticInitializer.js]
var X = (function () {
function X() {
}
X.method = function () { };
return X;
}());
X.illegalBeforeProperty = X.data;
X.okBeforeMethod = X.method;
X.illegal2 = After.data;
X.illegal3 = After.method;
X.data = 13;
var After = (function () {
function After() {
}
After.method = function () { };
;
return After;
}());
After.data = 12;

4
tests/baselines/reference/trailingCommaInHeterogenousArrayLiteral1.errors.txt
View file

@ -2,8 +2,6 @@ tests/cases/compiler/trailingCommaInHeterogenousArrayLiteral1.ts(5,19): error TS
Type 'string | number' is not assignable to type 'number'.
Type 'string' is not assignable to type 'number'.
tests/cases/compiler/trailingCommaInHeterogenousArrayLiteral1.ts(6,19): error TS2345: Argument of type '(string | number)[]' is not assignable to parameter of type 'number[]'.
Type 'string | number' is not assignable to type 'number'.
Type 'string' is not assignable to type 'number'.
==== tests/cases/compiler/trailingCommaInHeterogenousArrayLiteral1.ts (2 errors) ====
@ -19,8 +17,6 @@ tests/cases/compiler/trailingCommaInHeterogenousArrayLiteral1.ts(6,19): error TS
this.test([1, 2, "hi", 5]);
~~~~~~~~~~~~~~~
!!! error TS2345: Argument of type '(string | number)[]' is not assignable to parameter of type 'number[]'.
!!! error TS2345: Type 'string | number' is not assignable to type 'number'.
!!! error TS2345: Type 'string' is not assignable to type 'number'.
}
}

2
tests/baselines/reference/typeMatch2.errors.txt
View file

@ -12,7 +12,6 @@ tests/cases/compiler/typeMatch2.ts(18,5): error TS2322: Type 'Animal[]' is not a
tests/cases/compiler/typeMatch2.ts(22,5): error TS2322: Type '{ f1: number; f2: Animal[]; }' is not assignable to type '{ f1: number; f2: Giraffe[]; }'.
Types of property 'f2' are incompatible.
Type 'Animal[]' is not assignable to type 'Giraffe[]'.
Type 'Animal' is not assignable to type 'Giraffe'.
tests/cases/compiler/typeMatch2.ts(34,26): error TS2322: Type '{ x: number; y: any; z: number; }' is not assignable to type '{ x: number; y: number; }'.
Object literal may only specify known properties, and 'z' does not exist in type '{ x: number; y: number; }'.
tests/cases/compiler/typeMatch2.ts(35,5): error TS2322: Type '{ x: number; }' is not assignable to type '{ x: number; y: number; }'.
@ -62,7 +61,6 @@ tests/cases/compiler/typeMatch2.ts(35,5): error TS2322: Type '{ x: number; }' is
!!! error TS2322: Type '{ f1: number; f2: Animal[]; }' is not assignable to type '{ f1: number; f2: Giraffe[]; }'.
!!! error TS2322: Types of property 'f2' are incompatible.
!!! error TS2322: Type 'Animal[]' is not assignable to type 'Giraffe[]'.
!!! error TS2322: Type 'Animal' is not assignable to type 'Giraffe'.
}
function f4() {

4
tests/baselines/reference/typeParameterAssignability2.errors.txt
View file

@ -8,7 +8,6 @@ tests/cases/conformance/types/typeRelationships/assignmentCompatibility/typePara
Type 'V' is not assignable to type 'T'.
Type 'Date' is not assignable to type 'T'.
tests/cases/conformance/types/typeRelationships/assignmentCompatibility/typeParameterAssignability2.ts(26,5): error TS2322: Type 'V' is not assignable to type 'T'.
Type 'Date' is not assignable to type 'T'.
tests/cases/conformance/types/typeRelationships/assignmentCompatibility/typeParameterAssignability2.ts(27,5): error TS2322: Type 'Date' is not assignable to type 'T'.
tests/cases/conformance/types/typeRelationships/assignmentCompatibility/typeParameterAssignability2.ts(30,5): error TS2322: Type 'V' is not assignable to type 'U'.
Type 'Date' is not assignable to type 'U'.
@ -18,7 +17,6 @@ tests/cases/conformance/types/typeRelationships/assignmentCompatibility/typePara
Type 'V' is not assignable to type 'T'.
Type 'Date' is not assignable to type 'T'.
tests/cases/conformance/types/typeRelationships/assignmentCompatibility/typeParameterAssignability2.ts(46,5): error TS2322: Type 'V' is not assignable to type 'T'.
Type 'Date' is not assignable to type 'T'.
tests/cases/conformance/types/typeRelationships/assignmentCompatibility/typeParameterAssignability2.ts(47,5): error TS2322: Type 'Date' is not assignable to type 'T'.
tests/cases/conformance/types/typeRelationships/assignmentCompatibility/typeParameterAssignability2.ts(50,5): error TS2322: Type 'V' is not assignable to type 'U'.
Type 'Date' is not assignable to type 'U'.
@ -76,7 +74,6 @@ tests/cases/conformance/types/typeRelationships/assignmentCompatibility/typePara
t = v; // error
~
!!! error TS2322: Type 'V' is not assignable to type 'T'.
!!! error TS2322: Type 'Date' is not assignable to type 'T'.
t = new Date(); // error
~
!!! error TS2322: Type 'Date' is not assignable to type 'T'.
@ -112,7 +109,6 @@ tests/cases/conformance/types/typeRelationships/assignmentCompatibility/typePara
t = v; // error
~
!!! error TS2322: Type 'V' is not assignable to type 'T'.
!!! error TS2322: Type 'Date' is not assignable to type 'T'.
t = new Date(); // error
~
!!! error TS2322: Type 'Date' is not assignable to type 'T'.

2
tests/baselines/reference/types.asyncGenerators.esnext.2.errors.txt
View file

@ -7,7 +7,6 @@ tests/cases/conformance/types/asyncGenerators/types.asyncGenerators.esnext.2.ts(
Type 'string' is not assignable to type 'number'.
tests/cases/conformance/types/asyncGenerators/types.asyncGenerators.esnext.2.ts(13,7): error TS2322: Type '() => AsyncIterableIterator<"a">' is not assignable to type '() => AsyncIterableIterator<number>'.
Type 'AsyncIterableIterator<"a">' is not assignable to type 'AsyncIterableIterator<number>'.
Type '"a"' is not assignable to type 'number'.
tests/cases/conformance/types/asyncGenerators/types.asyncGenerators.esnext.2.ts(16,7): error TS2322: Type '() => AsyncIterableIterator<"a">' is not assignable to type '() => AsyncIterable<number>'.
Type 'AsyncIterableIterator<"a">' is not assignable to type 'AsyncIterable<number>'.
Types of property '[Symbol.asyncIterator]' are incompatible.
@ -84,7 +83,6 @@ tests/cases/conformance/types/asyncGenerators/types.asyncGenerators.esnext.2.ts(
~~~~~~~~~~~~~~
!!! error TS2322: Type '() => AsyncIterableIterator<"a">' is not assignable to type '() => AsyncIterableIterator<number>'.
!!! error TS2322: Type 'AsyncIterableIterator<"a">' is not assignable to type 'AsyncIterableIterator<number>'.
!!! error TS2322: Type '"a"' is not assignable to type 'number'.
yield* (async function * () { yield "a"; })();
};
const assignability4: () => AsyncIterable<number> = async function * () {

8
tests/cases/compiler/castExpressionParentheses.ts
View file

@ -23,15 +23,15 @@ declare var a;
(<any>a[0]);
(<any>a.b["0"]);
(<any>a()).x;
declare var A;
// should keep the parentheses in emit
(<any>1).foo;
(<any>1.).foo;
(<any>1.0).foo;
(<any>12e+34).foo;
(<any>0xff).foo;
declare var A;
// should keep the parentheses in emit
(<any>(1.0));
(<any>new A).foo;
(<any>typeof A).x;

5
tests/cases/compiler/limitDeepInstantiations.ts Normal file
View file

@ -0,0 +1,5 @@
// Repro from #14837
type Foo<T extends "true", B> = { "true": Foo<T, Foo<T, B>> }[T];
let f1: Foo<"true", {}>;
let f2: Foo<"false", {}>;

35
tests/cases/compiler/recursiveTypeRelations.ts Normal file
View file

@ -0,0 +1,35 @@
// Repro from #14896
type Attributes<Keys extends string> = {
[Key in Keys]: string;
}
class Query<A extends Attributes<keyof A>> {
multiply<B extends Attributes<keyof B>>(x: B): Query<A & B>;
}
// Repro from #14940
type ClassName<S> = keyof S;
type ClassNameMap<S> = { [K in keyof S]?: boolean }
type ClassNameObjectMap<S> = object & ClassNameMap<S>;
type ClassNameArg<S> = ClassName<S> | ClassNameObjectMap<S>;
export function css<S extends { [K in keyof S]: string }>(styles: S, ...classNames: ClassNameArg<S>[]): string {
const args = classNames.map(arg => {
if (arg == null) {
return null;
}
if (typeof arg == "string") {
return styles[arg];
}
if (typeof arg == "object") {
return Object.keys(arg).reduce<ClassNameObject>((obj: ClassNameObject, key: keyof S) => {
const exportedClassName = styles[key];
obj[exportedClassName] = (arg as ClassNameMap<S>)[key];
return obj;
}, {});
}
});
return "";
}

14
tests/cases/compiler/scopeCheckStaticInitializer.ts Normal file
View file

@ -0,0 +1,14 @@
class X {
static illegalBeforeProperty = X.data;
static okBeforeMethod = X.method;
static illegal2 = After.data;
static illegal3 = After.method;
static data = 13;
static method() { }
}
class After {
static data = 12;
static method() { };
}

3
tslint.json
View file

@ -60,6 +60,7 @@
"object-literal-surrounding-space": true,
"no-type-assertion-whitespace": true,
"no-in-operator": true,
"triple-equals": true
"triple-equals": true,
"jsdoc-format": true
}
}