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Merge pull request #4598 from Microsoft/destructuringInitializers

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Improved checking of destructuring with literal initializers
This commit is contained in:
Anders Hejlsberg
2015-09-11 09:12:45 -07:00
parent b71969e45a 262f122d99
commit dcb9e1c7a5
50 changed files with 1425 additions and 1247 deletions
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13
src/compiler/types.ts
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@@ -1715,6 +1715,7 @@ namespace ts {
resolvedExports?: SymbolTable; // Resolved exports of module
exportsChecked?: boolean; // True if exports of external module have been checked
isNestedRedeclaration?: boolean; // True if symbol is block scoped redeclaration
bindingElement?: BindingElement; // Binding element associated with property symbol
}
/* @internal */
@@ -1812,11 +1813,14 @@ namespace ts {
PropagatingFlags = ContainsUndefinedOrNull | ContainsObjectLiteral | ContainsAnyFunctionType
}
export type DestructuringPattern = BindingPattern | ObjectLiteralExpression | ArrayLiteralExpression;
// Properties common to all types
export interface Type {
flags: TypeFlags; // Flags
/* @internal */ id: number; // Unique ID
symbol?: Symbol; // Symbol associated with type (if any)
flags: TypeFlags; // Flags
/* @internal */ id: number; // Unique ID
symbol?: Symbol; // Symbol associated with type (if any)
pattern?: DestructuringPattern; // Destructuring pattern represented by type (if any)
}
/* @internal */
@@ -1865,8 +1869,7 @@ namespace ts {
}
export interface TupleType extends ObjectType {
elementTypes: Type[]; // Element types
baseArrayType: TypeReference; // Array<T> where T is best common type of element types
elementTypes: Type[]; // Element types
}
export interface UnionOrIntersectionType extends Type {