vscode/build/lib/compilation.ts

366 строки
12 KiB
TypeScript

/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import * as es from 'event-stream';
import * as fs from 'fs';
import * as gulp from 'gulp';
import * as path from 'path';
import * as monacodts from './monaco-api';
import * as nls from './nls';
import { createReporter } from './reporter';
import * as util from './util';
import * as fancyLog from 'fancy-log';
import * as ansiColors from 'ansi-colors';
import * as os from 'os';
import ts = require('typescript');
import * as File from 'vinyl';
import * as task from './task';
import { Mangler } from './mangle/index';
import { RawSourceMap } from 'source-map';
import { gulpPostcss } from './postcss';
const watch = require('./watch');
// --- gulp-tsb: compile and transpile --------------------------------
const reporter = createReporter();
function getTypeScriptCompilerOptions(src: string): ts.CompilerOptions {
const rootDir = path.join(__dirname, `../../${src}`);
const options: ts.CompilerOptions = {};
options.verbose = false;
options.sourceMap = true;
if (process.env['VSCODE_NO_SOURCEMAP']) { // To be used by developers in a hurry
options.sourceMap = false;
}
options.rootDir = rootDir;
options.baseUrl = rootDir;
options.sourceRoot = util.toFileUri(rootDir);
options.newLine = /\r\n/.test(fs.readFileSync(__filename, 'utf8')) ? 0 : 1;
return options;
}
interface ICompileTaskOptions {
readonly build: boolean;
readonly emitError: boolean;
readonly transpileOnly: boolean | { swc: boolean };
readonly preserveEnglish: boolean;
}
function createCompile(src: string, { build, emitError, transpileOnly, preserveEnglish }: ICompileTaskOptions) {
const tsb = require('./tsb') as typeof import('./tsb');
const sourcemaps = require('gulp-sourcemaps') as typeof import('gulp-sourcemaps');
const projectPath = path.join(__dirname, '../../', src, 'tsconfig.json');
const overrideOptions = { ...getTypeScriptCompilerOptions(src), inlineSources: Boolean(build) };
if (!build) {
overrideOptions.inlineSourceMap = true;
}
const compilation = tsb.create(projectPath, overrideOptions, {
verbose: false,
transpileOnly: Boolean(transpileOnly),
transpileWithSwc: typeof transpileOnly !== 'boolean' && transpileOnly.swc
}, err => reporter(err));
function pipeline(token?: util.ICancellationToken) {
const bom = require('gulp-bom') as typeof import('gulp-bom');
const tsFilter = util.filter(data => /\.ts$/.test(data.path));
const isUtf8Test = (f: File) => /(\/|\\)test(\/|\\).*utf8/.test(f.path);
const isRuntimeJs = (f: File) => f.path.endsWith('.js') && !f.path.includes('fixtures');
const isCSS = (f: File) => f.path.endsWith('.css') && !f.path.includes('fixtures');
const noDeclarationsFilter = util.filter(data => !(/\.d\.ts$/.test(data.path)));
const postcssNesting = require('postcss-nesting');
const input = es.through();
const output = input
.pipe(util.$if(isUtf8Test, bom())) // this is required to preserve BOM in test files that loose it otherwise
.pipe(util.$if(!build && isRuntimeJs, util.appendOwnPathSourceURL()))
.pipe(util.$if(isCSS, gulpPostcss([postcssNesting()], err => reporter(String(err)))))
.pipe(tsFilter)
.pipe(util.loadSourcemaps())
.pipe(compilation(token))
.pipe(noDeclarationsFilter)
.pipe(util.$if(build, nls.nls({ preserveEnglish })))
.pipe(noDeclarationsFilter.restore)
.pipe(util.$if(!transpileOnly, sourcemaps.write('.', {
addComment: false,
includeContent: !!build,
sourceRoot: overrideOptions.sourceRoot
})))
.pipe(tsFilter.restore)
.pipe(reporter.end(!!emitError));
return es.duplex(input, output);
}
pipeline.tsProjectSrc = () => {
return compilation.src({ base: src });
};
pipeline.projectPath = projectPath;
return pipeline;
}
export function transpileTask(src: string, out: string, swc: boolean): task.StreamTask {
const task = () => {
const transpile = createCompile(src, { build: false, emitError: true, transpileOnly: { swc }, preserveEnglish: false });
const srcPipe = gulp.src(`${src}/**`, { base: `${src}` });
return srcPipe
.pipe(transpile())
.pipe(gulp.dest(out));
};
task.taskName = `transpile-${path.basename(src)}`;
return task;
}
export function compileTask(src: string, out: string, build: boolean, options: { disableMangle?: boolean; preserveEnglish?: boolean } = {}): task.StreamTask {
const task = () => {
if (os.totalmem() < 4_000_000_000) {
throw new Error('compilation requires 4GB of RAM');
}
const compile = createCompile(src, { build, emitError: true, transpileOnly: false, preserveEnglish: !!options.preserveEnglish });
const srcPipe = gulp.src(`${src}/**`, { base: `${src}` });
const generator = new MonacoGenerator(false);
if (src === 'src') {
generator.execute();
}
// mangle: TypeScript to TypeScript
let mangleStream = es.through();
if (build && !options.disableMangle) {
let ts2tsMangler = new Mangler(compile.projectPath, (...data) => fancyLog(ansiColors.blue('[mangler]'), ...data), { mangleExports: true, manglePrivateFields: true });
const newContentsByFileName = ts2tsMangler.computeNewFileContents(new Set(['saveState']));
mangleStream = es.through(async function write(data: File & { sourceMap?: RawSourceMap }) {
type TypeScriptExt = typeof ts & { normalizePath(path: string): string };
const tsNormalPath = (<TypeScriptExt>ts).normalizePath(data.path);
const newContents = (await newContentsByFileName).get(tsNormalPath);
if (newContents !== undefined) {
data.contents = Buffer.from(newContents.out);
data.sourceMap = newContents.sourceMap && JSON.parse(newContents.sourceMap);
}
this.push(data);
}, async function end() {
// free resources
(await newContentsByFileName).clear();
this.push(null);
(<any>ts2tsMangler) = undefined;
});
}
return srcPipe
.pipe(mangleStream)
.pipe(generator.stream)
.pipe(compile())
.pipe(gulp.dest(out));
};
task.taskName = `compile-${path.basename(src)}`;
return task;
}
export function watchTask(out: string, build: boolean, srcPath: string = 'src'): task.StreamTask {
const task = () => {
const compile = createCompile(srcPath, { build, emitError: false, transpileOnly: false, preserveEnglish: false });
const src = gulp.src(`${srcPath}/**`, { base: srcPath });
const watchSrc = watch(`${srcPath}/**`, { base: srcPath, readDelay: 200 });
const generator = new MonacoGenerator(true);
generator.execute();
return watchSrc
.pipe(generator.stream)
.pipe(util.incremental(compile, src, true))
.pipe(gulp.dest(out));
};
task.taskName = `watch-${path.basename(out)}`;
return task;
}
const REPO_SRC_FOLDER = path.join(__dirname, '../../src');
class MonacoGenerator {
private readonly _isWatch: boolean;
public readonly stream: NodeJS.ReadWriteStream;
private readonly _watchedFiles: { [filePath: string]: boolean };
private readonly _fsProvider: monacodts.FSProvider;
private readonly _declarationResolver: monacodts.DeclarationResolver;
constructor(isWatch: boolean) {
this._isWatch = isWatch;
this.stream = es.through();
this._watchedFiles = {};
const onWillReadFile = (moduleId: string, filePath: string) => {
if (!this._isWatch) {
return;
}
if (this._watchedFiles[filePath]) {
return;
}
this._watchedFiles[filePath] = true;
fs.watchFile(filePath, () => {
this._declarationResolver.invalidateCache(moduleId);
this._executeSoon();
});
};
this._fsProvider = new class extends monacodts.FSProvider {
public readFileSync(moduleId: string, filePath: string): Buffer {
onWillReadFile(moduleId, filePath);
return super.readFileSync(moduleId, filePath);
}
};
this._declarationResolver = new monacodts.DeclarationResolver(this._fsProvider);
if (this._isWatch) {
fs.watchFile(monacodts.RECIPE_PATH, () => {
this._executeSoon();
});
}
}
private _executeSoonTimer: NodeJS.Timeout | null = null;
private _executeSoon(): void {
if (this._executeSoonTimer !== null) {
clearTimeout(this._executeSoonTimer);
this._executeSoonTimer = null;
}
this._executeSoonTimer = setTimeout(() => {
this._executeSoonTimer = null;
this.execute();
}, 20);
}
private _run(): monacodts.IMonacoDeclarationResult | null {
const r = monacodts.run3(this._declarationResolver);
if (!r && !this._isWatch) {
// The build must always be able to generate the monaco.d.ts
throw new Error(`monaco.d.ts generation error - Cannot continue`);
}
return r;
}
private _log(message: any, ...rest: any[]): void {
fancyLog(ansiColors.cyan('[monaco.d.ts]'), message, ...rest);
}
public execute(): void {
const startTime = Date.now();
const result = this._run();
if (!result) {
// nothing really changed
return;
}
if (result.isTheSame) {
return;
}
fs.writeFileSync(result.filePath, result.content);
fs.writeFileSync(path.join(REPO_SRC_FOLDER, 'vs/editor/common/standalone/standaloneEnums.ts'), result.enums);
this._log(`monaco.d.ts is changed - total time took ${Date.now() - startTime} ms`);
if (!this._isWatch) {
this.stream.emit('error', 'monaco.d.ts is no longer up to date. Please run gulp watch and commit the new file.');
}
}
}
function generateApiProposalNames() {
let eol: string;
try {
const src = fs.readFileSync('src/vs/platform/extensions/common/extensionsApiProposals.ts', 'utf-8');
const match = /\r?\n/m.exec(src);
eol = match ? match[0] : os.EOL;
} catch {
eol = os.EOL;
}
const pattern = /vscode\.proposed\.([a-zA-Z\d]+)\.d\.ts$/;
const versionPattern = /^\s*\/\/\s*version\s*:\s*(\d+)\s*$/mi;
const proposals = new Map<string, { proposal: string; version?: number }>();
const input = es.through();
const output = input
.pipe(util.filter((f: File) => pattern.test(f.path)))
.pipe(es.through((f: File) => {
const name = path.basename(f.path);
const match = pattern.exec(name);
if (!match) {
return;
}
const proposalName = match[1];
const contents = f.contents.toString('utf8');
const versionMatch = versionPattern.exec(contents);
const version = versionMatch ? versionMatch[1] : undefined;
proposals.set(proposalName, {
proposal: `https://raw.githubusercontent.com/microsoft/vscode/main/src/vscode-dts/vscode.proposed.${proposalName}.d.ts`,
version: version ? parseInt(version) : undefined
});
}, function () {
const names = [...proposals.keys()].sort();
const contents = [
'/*---------------------------------------------------------------------------------------------',
' * Copyright (c) Microsoft Corporation. All rights reserved.',
' * Licensed under the MIT License. See License.txt in the project root for license information.',
' *--------------------------------------------------------------------------------------------*/',
'',
'// THIS IS A GENERATED FILE. DO NOT EDIT DIRECTLY.',
'',
'const _allApiProposals = {',
`${names.map(proposalName => {
const proposal = proposals.get(proposalName)!;
return `\t${proposalName}: {${eol}\t\tproposal: '${proposal.proposal}',${eol}${proposal.version ? `\t\tversion: ${proposal.version}${eol}` : ''}\t}`;
}).join(`,${eol}`)}`,
'};',
'export const allApiProposals = Object.freeze<{ [proposalName: string]: Readonly<{ proposal: string; version?: number }> }>(_allApiProposals);',
'export type ApiProposalName = keyof typeof _allApiProposals;',
'',
].join(eol);
this.emit('data', new File({
path: 'vs/platform/extensions/common/extensionsApiProposals.ts',
contents: Buffer.from(contents)
}));
this.emit('end');
}));
return es.duplex(input, output);
}
const apiProposalNamesReporter = createReporter('api-proposal-names');
export const compileApiProposalNamesTask = task.define('compile-api-proposal-names', () => {
return gulp.src('src/vscode-dts/**')
.pipe(generateApiProposalNames())
.pipe(gulp.dest('src'))
.pipe(apiProposalNamesReporter.end(true));
});
export const watchApiProposalNamesTask = task.define('watch-api-proposal-names', () => {
const task = () => gulp.src('src/vscode-dts/**')
.pipe(generateApiProposalNames())
.pipe(apiProposalNamesReporter.end(true));
return watch('src/vscode-dts/**', { readDelay: 200 })
.pipe(util.debounce(task))
.pipe(gulp.dest('src'));
});