da41a954b5
Angular 1.x -> AngularJS Angular 1 -> AngularJS Angular1 -> AngularJS Angular 2+ -> Angular Angular 2.0 -> Angular Angular2 -> Angular I have deliberately not touched any of the symbol names as that would cause big merge collisions with Tobias's work. All the renames are in .md, .json, and inline comments and jsdocs. PR Close #14132
83 lines
3.2 KiB
TypeScript
83 lines
3.2 KiB
TypeScript
/**
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* @license
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* Copyright Google Inc. All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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/**
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* Transform template html and css into executable code.
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* Intended to be used in a build step.
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*/
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import * as compiler from '@angular/compiler';
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import {AngularCompilerOptions, NgcCliOptions} from '@angular/tsc-wrapped';
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import {readFileSync} from 'fs';
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import * as path from 'path';
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import * as ts from 'typescript';
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import {CompilerHost, CompilerHostContext, ModuleResolutionHostAdapter} from './compiler_host';
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import {PathMappedCompilerHost} from './path_mapped_compiler_host';
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const GENERATED_META_FILES = /\.json$/;
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const PREAMBLE = `/**
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* @fileoverview This file is generated by the Angular template compiler.
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* Do not edit.
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* @suppress {suspiciousCode,uselessCode,missingProperties}
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*/
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/* tslint:disable */
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`;
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export class CodeGenerator {
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constructor(
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private options: AngularCompilerOptions, private program: ts.Program,
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public host: ts.CompilerHost, private compiler: compiler.AotCompiler,
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private ngCompilerHost: CompilerHost) {}
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codegen(): Promise<any> {
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return this.compiler
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.compileAll(this.program.getSourceFiles().map(
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sf => this.ngCompilerHost.getCanonicalFileName(sf.fileName)))
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.then(generatedModules => {
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generatedModules.forEach(generatedModule => {
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const sourceFile = this.program.getSourceFile(generatedModule.srcFileUrl);
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const emitPath = this.ngCompilerHost.calculateEmitPath(generatedModule.genFileUrl);
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const source = GENERATED_META_FILES.test(emitPath) ? generatedModule.source :
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PREAMBLE + generatedModule.source;
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this.host.writeFile(emitPath, source, false, () => {}, [sourceFile]);
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});
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});
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}
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static create(
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options: AngularCompilerOptions, cliOptions: NgcCliOptions, program: ts.Program,
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tsCompilerHost: ts.CompilerHost, compilerHostContext?: CompilerHostContext,
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ngCompilerHost?: CompilerHost): CodeGenerator {
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if (!ngCompilerHost) {
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const usePathMapping = !!options.rootDirs && options.rootDirs.length > 0;
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const context = compilerHostContext || new ModuleResolutionHostAdapter(tsCompilerHost);
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ngCompilerHost = usePathMapping ? new PathMappedCompilerHost(program, options, context) :
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new CompilerHost(program, options, context);
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}
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const transFile = cliOptions.i18nFile;
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const locale = cliOptions.locale;
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let transContent: string = '';
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if (transFile) {
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if (!locale) {
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throw new Error(
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`The translation file (${transFile}) locale must be provided. Use the --locale option.`);
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}
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transContent = readFileSync(transFile, 'utf8');
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}
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const {compiler: aotCompiler} = compiler.createAotCompiler(ngCompilerHost, {
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debug: options.debug === true,
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translations: transContent,
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i18nFormat: cliOptions.i18nFormat,
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locale: cliOptions.locale
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});
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return new CodeGenerator(options, program, tsCompilerHost, aotCompiler, ngCompilerHost);
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}
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}
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