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Merge pull request #14443 from Microsoft/specific_types

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Use more specific types in a few cases
This commit is contained in:
Andy 2017-03-21 12:26:04 -07:00 committed by GitHub
commit d7c630f4df
3 changed files with 14 additions and 16 deletions
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2
src/compiler/factory.ts
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@ -1486,7 +1486,7 @@ namespace ts {
// Clauses
export function createHeritageClause(token: SyntaxKind, types: ExpressionWithTypeArguments[]) {
export function createHeritageClause(token: HeritageClause["token"], types: ExpressionWithTypeArguments[]) {
const node = <HeritageClause>createSynthesizedNode(SyntaxKind.HeritageClause);
node.token = token;
node.types = createNodeArray(types);

5
src/compiler/parser.ts
View file

@ -5437,9 +5437,10 @@ namespace ts {
}
function parseHeritageClause(): HeritageClause | undefined {
if (token() === SyntaxKind.ExtendsKeyword || token() === SyntaxKind.ImplementsKeyword) {
const tok = token();
if (tok === SyntaxKind.ExtendsKeyword || tok === SyntaxKind.ImplementsKeyword) {
const node = <HeritageClause>createNode(SyntaxKind.HeritageClause);
node.token = token();
node.token = tok;
nextToken();
node.types = parseDelimitedList(ParsingContext.HeritageClauseElement, parseExpressionWithTypeArguments);
return finishNode(node);

23
src/compiler/types.ts
View file

@ -863,15 +863,13 @@ namespace ts {
kind: SyntaxKind.ThisType;
}
export interface FunctionOrConstructorTypeNode extends TypeNode, SignatureDeclaration {
kind: SyntaxKind.FunctionType | SyntaxKind.ConstructorType;
}
export type FunctionOrConstructorTypeNode = FunctionTypeNode | ConstructorTypeNode;
export interface FunctionTypeNode extends FunctionOrConstructorTypeNode {
export interface FunctionTypeNode extends TypeNode, SignatureDeclaration {
kind: SyntaxKind.FunctionType;
}
export interface ConstructorTypeNode extends FunctionOrConstructorTypeNode {
export interface ConstructorTypeNode extends TypeNode, SignatureDeclaration {
kind: SyntaxKind.ConstructorType;
}
@ -908,17 +906,16 @@ namespace ts {
elementTypes: NodeArray<TypeNode>;
}
export interface UnionOrIntersectionTypeNode extends TypeNode {
kind: SyntaxKind.UnionType | SyntaxKind.IntersectionType;
export type UnionOrIntersectionTypeNode = UnionTypeNode | IntersectionTypeNode;
export interface UnionTypeNode extends TypeNode {
kind: SyntaxKind.UnionType;
types: NodeArray<TypeNode>;
}
export interface UnionTypeNode extends UnionOrIntersectionTypeNode {
kind: SyntaxKind.UnionType;
}
export interface IntersectionTypeNode extends UnionOrIntersectionTypeNode {
export interface IntersectionTypeNode extends TypeNode {
kind: SyntaxKind.IntersectionType;
types: NodeArray<TypeNode>;
}
export interface ParenthesizedTypeNode extends TypeNode {
@ -1779,7 +1776,7 @@ namespace ts {
export interface HeritageClause extends Node {
kind: SyntaxKind.HeritageClause;
parent?: InterfaceDeclaration | ClassDeclaration | ClassExpression;
token: SyntaxKind;
token: SyntaxKind.ExtendsKeyword | SyntaxKind.ImplementsKeyword;
types?: NodeArray<ExpressionWithTypeArguments>;
}