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Merge pull request #15511 from mohsen1/add-ts.createTypeAliasDeclaration

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Add createTypeAliasDeclaration and updateTypeAliasDeclaration factories
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Ron Buckton 2017-05-01 18:00:22 -07:00 committed by GitHub
commit 1db4f96fd1
1 changed files with 16 additions and 0 deletions
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16
src/compiler/factory.ts
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@ -1462,6 +1462,22 @@ namespace ts {
: node;
}
export function createTypeAliasDeclaration(name: string | Identifier, typeParameters: TypeParameterDeclaration[] | undefined, type: TypeNode) {
const node = <TypeAliasDeclaration>createSynthesizedNode(SyntaxKind.TypeAliasDeclaration);
node.name = asName(name);
node.typeParameters = asNodeArray(typeParameters);
node.type = type;
return node;
}
export function updateTypeAliasDeclaration(node: TypeAliasDeclaration, name: Identifier, typeParameters: TypeParameterDeclaration[] | undefined, type: TypeNode) {
return node.name !== name
|| node.typeParameters !== typeParameters
|| node.type !== type
? updateNode(createTypeAliasDeclaration(name, typeParameters, type), node)
: node;
}
export function createEnumDeclaration(decorators: Decorator[] | undefined, modifiers: Modifier[] | undefined, name: string | Identifier, members: EnumMember[]) {
const node = <EnumDeclaration>createSynthesizedNode(SyntaxKind.EnumDeclaration);
node.decorators = asNodeArray(decorators);