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Support parametric property access expressions + some renaming

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This commit is contained in:
Anders Hejlsberg
2016-10-26 13:39:12 -07:00
parent c21592ede1
commit e7cfbfe185
7 changed files with 80 additions and 68 deletions
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src/compiler/types.ts
+13 -13
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@@ -218,7 +218,7 @@ namespace ts {
ParenthesizedType,
ThisType,
TypeOperator,
PropertyAccessType,
IndexedAccessType,
LiteralType,
// Binding patterns
ObjectBindingPattern,
@@ -879,10 +879,10 @@ namespace ts {
type: TypeNode;
}
export interface PropertyAccessTypeNode extends TypeNode {
kind: SyntaxKind.PropertyAccessType;
export interface IndexedAccessTypeNode extends TypeNode {
kind: SyntaxKind.IndexedAccessType;
objectType: TypeNode;
keyType: TypeNode;
indexType: TypeNode;
}
export interface LiteralTypeNode extends TypeNode {
@@ -2630,8 +2630,8 @@ namespace ts {
Object = 1 << 15, // Object type
Union = 1 << 16, // Union (T | U)
Intersection = 1 << 17, // Intersection (T & U)
PropertyName = 1 << 18, // keyof T
PropertyAccess = 1 << 19, // T[K]
Index = 1 << 18, // keyof T
IndexedAccess = 1 << 19, // T[K]
/* @internal */
FreshLiteral = 1 << 20, // Fresh literal type
/* @internal */
@@ -2652,7 +2652,7 @@ namespace ts {
Intrinsic = Any | String | Number | Boolean | BooleanLiteral | ESSymbol | Void | Undefined | Null | Never,
/* @internal */
Primitive = String | Number | Boolean | Enum | ESSymbol | Void | Undefined | Null | Literal,
StringLike = String | StringLiteral | PropertyName,
StringLike = String | StringLiteral | Index,
NumberLike = Number | NumberLiteral | Enum | EnumLiteral,
BooleanLike = Boolean | BooleanLiteral,
EnumLike = Enum | EnumLiteral,
@@ -2662,7 +2662,7 @@ namespace ts {
// 'Narrowable' types are types where narrowing actually narrows.
// This *should* be every type other than null, undefined, void, and never
Narrowable = Any | StructuredType | TypeParameter | PropertyAccess | StringLike | NumberLike | BooleanLike | ESSymbol,
Narrowable = Any | StructuredType | TypeParameter | IndexedAccess | StringLike | NumberLike | BooleanLike | ESSymbol,
NotUnionOrUnit = Any | ESSymbol | Object,
/* @internal */
RequiresWidening = ContainsWideningType | ContainsObjectLiteral,
@@ -2825,20 +2825,20 @@ namespace ts {
/* @internal */
resolvedApparentType: Type;
/* @internal */
resolvedPropertyNameType: PropertyNameType;
resolvedIndexType: IndexType;
/* @internal */
resolvedPropertyAccessTypes: PropertyAccessType[];
resolvedIndexedAccessTypes: IndexedAccessType[];
/* @internal */
isThisType?: boolean;
}
export interface PropertyNameType extends Type {
export interface IndexType extends Type {
type: TypeParameter;
}
export interface PropertyAccessType extends Type {
export interface IndexedAccessType extends Type {
objectType: Type;
keyType: TypeParameter;
indexType: TypeParameter;
}
export const enum SignatureKind {