d1ea1f4c7f
Update the license headers throughout the repository to reference Google LLC rather than Google Inc, for the required license headers. PR Close #37205
38 lines
1.3 KiB
TypeScript
38 lines
1.3 KiB
TypeScript
/**
|
|
* @license
|
|
* Copyright Google LLC All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by an MIT-style license that can be
|
|
* found in the LICENSE file at https://angular.io/license
|
|
*/
|
|
|
|
import {PartialModule, Statement, StaticSymbol} from '@angular/compiler';
|
|
import * as ts from 'typescript';
|
|
|
|
import {updateSourceFile} from './node_emitter';
|
|
|
|
export type Transformer = (sourceFile: ts.SourceFile) => ts.SourceFile;
|
|
export type TransformerFactory = (context: ts.TransformationContext) => Transformer;
|
|
|
|
/**
|
|
* Returns a transformer that adds the requested static methods specified by modules.
|
|
*/
|
|
export function getAngularClassTransformerFactory(
|
|
modules: PartialModule[], annotateForClosureCompiler: boolean): TransformerFactory {
|
|
if (modules.length === 0) {
|
|
// If no modules are specified, just return an identity transform.
|
|
return () => sf => sf;
|
|
}
|
|
const moduleMap = new Map(modules.map<[string, PartialModule]>(m => [m.fileName, m]));
|
|
return function(context: ts.TransformationContext) {
|
|
return function(sourceFile: ts.SourceFile): ts.SourceFile {
|
|
const module = moduleMap.get(sourceFile.fileName);
|
|
if (module && module.statements.length > 0) {
|
|
const [newSourceFile] = updateSourceFile(sourceFile, module, annotateForClosureCompiler);
|
|
return newSourceFile;
|
|
}
|
|
return sourceFile;
|
|
};
|
|
};
|
|
}
|