mirror of
https://github.com/Microsoft/vscode
synced 2024-08-28 13:29:44 +00:00
209 lines
6.3 KiB
TypeScript
209 lines
6.3 KiB
TypeScript
/*---------------------------------------------------------------------------------------------
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* Copyright (c) Microsoft Corporation. All rights reserved.
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* Licensed under the MIT License. See License.txt in the project root for license information.
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*--------------------------------------------------------------------------------------------*/
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'use strict';
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import * as es from 'event-stream';
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import * as fs from 'fs';
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import * as gulp from 'gulp';
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import * as bom from 'gulp-bom';
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import * as sourcemaps from 'gulp-sourcemaps';
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import * as tsb from 'gulp-tsb';
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import * as path from 'path';
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import * as monacodts from './monaco-api';
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import * as nls from './nls';
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import { createReporter } from './reporter';
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import * as util from './util';
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import * as fancyLog from 'fancy-log';
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import * as ansiColors from 'ansi-colors';
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import * as os from 'os';
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import ts = require('typescript');
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const watch = require('./watch');
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const reporter = createReporter();
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function getTypeScriptCompilerOptions(src: string): ts.CompilerOptions {
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const rootDir = path.join(__dirname, `../../${src}`);
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let options: ts.CompilerOptions = {};
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options.verbose = false;
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options.sourceMap = true;
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if (process.env['VSCODE_NO_SOURCEMAP']) { // To be used by developers in a hurry
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options.sourceMap = false;
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}
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options.rootDir = rootDir;
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options.baseUrl = rootDir;
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options.sourceRoot = util.toFileUri(rootDir);
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options.newLine = /\r\n/.test(fs.readFileSync(__filename, 'utf8')) ? 0 : 1;
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return options;
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}
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function createCompile(src: string, build: boolean, emitError?: boolean) {
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const projectPath = path.join(__dirname, '../../', src, 'tsconfig.json');
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const overrideOptions = { ...getTypeScriptCompilerOptions(src), inlineSources: Boolean(build) };
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const compilation = tsb.create(projectPath, overrideOptions, false, err => reporter(err));
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function pipeline(token?: util.ICancellationToken) {
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const utf8Filter = util.filter(data => /(\/|\\)test(\/|\\).*utf8/.test(data.path));
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const tsFilter = util.filter(data => /\.ts$/.test(data.path));
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const noDeclarationsFilter = util.filter(data => !(/\.d\.ts$/.test(data.path)));
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const input = es.through();
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const output = input
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.pipe(utf8Filter)
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.pipe(bom()) // this is required to preserve BOM in test files that loose it otherwise
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.pipe(utf8Filter.restore)
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.pipe(tsFilter)
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.pipe(util.loadSourcemaps())
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.pipe(compilation(token))
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.pipe(noDeclarationsFilter)
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.pipe(build ? nls() : es.through())
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.pipe(noDeclarationsFilter.restore)
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.pipe(sourcemaps.write('.', {
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addComment: false,
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includeContent: !!build,
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sourceRoot: overrideOptions.sourceRoot
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}))
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.pipe(tsFilter.restore)
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.pipe(reporter.end(!!emitError));
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return es.duplex(input, output);
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}
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pipeline.tsProjectSrc = () => {
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return compilation.src({ base: src });
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};
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return pipeline;
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}
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export function compileTask(src: string, out: string, build: boolean): () => NodeJS.ReadWriteStream {
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return function () {
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if (os.totalmem() < 4_000_000_000) {
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throw new Error('compilation requires 4GB of RAM');
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}
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const compile = createCompile(src, build, true);
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const srcPipe = gulp.src(`${src}/**`, { base: `${src}` });
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let generator = new MonacoGenerator(false);
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if (src === 'src') {
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generator.execute();
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}
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return srcPipe
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.pipe(generator.stream)
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.pipe(compile())
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.pipe(gulp.dest(out));
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};
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}
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export function watchTask(out: string, build: boolean): () => NodeJS.ReadWriteStream {
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return function () {
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const compile = createCompile('src', build);
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const src = gulp.src('src/**', { base: 'src' });
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const watchSrc = watch('src/**', { base: 'src', readDelay: 200 });
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let generator = new MonacoGenerator(true);
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generator.execute();
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return watchSrc
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.pipe(generator.stream)
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.pipe(util.incremental(compile, src, true))
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.pipe(gulp.dest(out));
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};
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}
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const REPO_SRC_FOLDER = path.join(__dirname, '../../src');
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class MonacoGenerator {
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private readonly _isWatch: boolean;
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public readonly stream: NodeJS.ReadWriteStream;
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private readonly _watchedFiles: { [filePath: string]: boolean; };
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private readonly _fsProvider: monacodts.FSProvider;
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private readonly _declarationResolver: monacodts.DeclarationResolver;
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constructor(isWatch: boolean) {
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this._isWatch = isWatch;
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this.stream = es.through();
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this._watchedFiles = {};
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let onWillReadFile = (moduleId: string, filePath: string) => {
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if (!this._isWatch) {
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return;
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}
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if (this._watchedFiles[filePath]) {
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return;
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}
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this._watchedFiles[filePath] = true;
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fs.watchFile(filePath, () => {
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this._declarationResolver.invalidateCache(moduleId);
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this._executeSoon();
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});
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};
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this._fsProvider = new class extends monacodts.FSProvider {
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public readFileSync(moduleId: string, filePath: string): Buffer {
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onWillReadFile(moduleId, filePath);
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return super.readFileSync(moduleId, filePath);
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}
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};
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this._declarationResolver = new monacodts.DeclarationResolver(this._fsProvider);
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if (this._isWatch) {
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fs.watchFile(monacodts.RECIPE_PATH, () => {
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this._executeSoon();
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});
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}
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}
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private _executeSoonTimer: NodeJS.Timer | null = null;
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private _executeSoon(): void {
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if (this._executeSoonTimer !== null) {
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clearTimeout(this._executeSoonTimer);
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this._executeSoonTimer = null;
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}
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this._executeSoonTimer = setTimeout(() => {
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this._executeSoonTimer = null;
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this.execute();
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}, 20);
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}
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private _run(): monacodts.IMonacoDeclarationResult | null {
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let r = monacodts.run3(this._declarationResolver);
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if (!r && !this._isWatch) {
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// The build must always be able to generate the monaco.d.ts
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throw new Error(`monaco.d.ts generation error - Cannot continue`);
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}
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return r;
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}
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private _log(message: any, ...rest: any[]): void {
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fancyLog(ansiColors.cyan('[monaco.d.ts]'), message, ...rest);
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}
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public execute(): void {
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const startTime = Date.now();
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const result = this._run();
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if (!result) {
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// nothing really changed
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return;
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}
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if (result.isTheSame) {
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return;
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}
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fs.writeFileSync(result.filePath, result.content);
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fs.writeFileSync(path.join(REPO_SRC_FOLDER, 'vs/editor/common/standalone/standaloneEnums.ts'), result.enums);
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this._log(`monaco.d.ts is changed - total time took ${Date.now() - startTime} ms`);
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if (!this._isWatch) {
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this.stream.emit('error', 'monaco.d.ts is no longer up to date. Please run gulp watch and commit the new file.');
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}
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}
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}
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