forked from angular/angular
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathextractor.ts
More file actions
43 lines (36 loc) · 1.49 KB
/
Copy pathextractor.ts
File metadata and controls
43 lines (36 loc) · 1.49 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
/**
* @license
* Copyright Google Inc. 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
*/
/**
* Extract i18n messages from source code
*/
// Must be imported first, because angular2 decorators throws on load.
import 'reflect-metadata';
import * as compiler from '@angular/compiler';
import * as tsc from '@angular/tsc-wrapped';
import * as ts from 'typescript';
import {excludeFilePattern} from './codegen';
import {CompilerHost, ModuleResolutionHostAdapter} from './compiler_host';
export class Extractor {
constructor(
private ngExtractor: compiler.Extractor, private ngCompilerHost: CompilerHost,
private program: ts.Program) {}
extract(): Promise<compiler.MessageBundle> {
return this.ngExtractor.extract(this.program.getSourceFiles().map(
sf => this.ngCompilerHost.getCanonicalFileName(sf.fileName)));
}
static create(
options: tsc.AngularCompilerOptions, translationsFormat: string, program: ts.Program,
moduleResolverHost: ts.ModuleResolutionHost, ngCompilerHost?: CompilerHost): Extractor {
if (!ngCompilerHost)
ngCompilerHost =
new CompilerHost(program, options, new ModuleResolutionHostAdapter(moduleResolverHost));
const {extractor: ngExtractor} = compiler.Extractor.create(
ngCompilerHost, {excludeFilePattern: excludeFilePattern(options)});
return new Extractor(ngExtractor, ngCompilerHost, program);
}
}