Eclipse Theia 技术揭秘——脚手架源码分析

 "bin": {    "theia": "./bin/theia"  }

#!/usr/bin/env noderequire('../lib/theia')

protected async remove(fsPath: string): Promise<void> {        if (await fs.pathExists(fsPath)) {            await fs.remove(fsPath);        }    }
    async clean(): Promise<void> {        await Promise.all([            this.remove(this.pck.lib()),            this.remove(this.pck.srcGen()),            this.remove(new WebpackGenerator(this.pck).genConfigPath)        ]);    }

  path(...segments: string[]): string {        return paths.resolve(this.projectPath, ...segments);    }    lib(...segments: string[]): string {        return this.path('lib', ...segments);    }    srcGen(...segments: string[]): string {        return this.path('src-gen', ...segments);    }

get genConfigPath(): string {        return this.pck.path('gen-webpack.config.js');}

async prepare(): Promise<void> {        if (this.pck.isElectron()) {            await this.prepareElectron();        }}async generate(options: GeneratorOptions = {}): Promise<void> {        try {            await this.prepare();        } catch (error) {            if (error instanceof AbortError) {                console.warn(error.message);                process.exit(1);            }            throw error;        }        await Promise.all([            new WebpackGenerator(this.pck, options).generate(),            new BackendGenerator(this.pck, options).generate(),            new FrontendGenerator(this.pck, options).generate(),        ]);}async build(args: string[] = [], options: GeneratorOptions = {}): Promise<void> {        await this.generate(options);        await this.copy();        return this.__process.run('webpack', args);}protected async prepareElectron(): Promise<void> {        let theiaElectron;        try {            theiaElectron = await import('@theia/electron');        } catch (error) {            if (error.code === 'ERR_MODULE_NOT_FOUND') {                throw new AbortError('Please install @theia/electron as part of your Theia Electron application');            }            throw error;        }        const expectedRange = theiaElectron.electronRange;        const appPackageJsonPath = this.pck.path('package.json');        const appPackageJson = await fs.readJSON(appPackageJsonPath) as { devDependencies?: Record<string, string> };        if (!appPackageJson.devDependencies) {            appPackageJson.devDependencies = {};        }        const currentRange: string | undefined = appPackageJson.devDependencies.electron;        if (!currentRange || semver.compare(semver.minVersion(currentRange), semver.minVersion(expectedRange)) < 0) {            // Update the range with the recommended one and write it on disk.            appPackageJson.devDependencies = this.insertAlphabetically(appPackageJson.devDependencies, 'electron', expectedRange);            await fs.writeJSON(appPackageJsonPath, appPackageJson, { spaces: 2 });            throw new AbortError('Updated dependencies, please run "install" again');        }        if (!theiaElectron.electronVersion || !semver.satisfies(theiaElectron.electronVersion, currentRange)) {            throw new AbortError('Dependencies are out of sync, please run "install" again');        }        await ffmpeg.replaceFfmpeg();        await ffmpeg.checkFfmpeg();}async copy(): Promise<void> {        await fs.ensureDir(this.pck.lib());        await fs.copy(this.pck.frontend('index.html'), this.pck.lib('index.html'));}

export const DEFAULT_MODULES = [    'node-pty',    'nsfw',    'native-keymap',    'find-git-repositories',    'drivelist',];/** * @param target What to rebuild for. * @param options */export function rebuild(target: RebuildTarget, options: RebuildOptions = {}): void {    const {        modules = DEFAULT_MODULES,        cacheRoot = process.cwd(),        forceAbi,    } = options;    const cache = path.resolve(cacheRoot, '.browser_modules');    const cacheExists = folderExists(cache);    guardExit(async token => {        if (target === 'electron' && !cacheExists) {            process.exitCode = await rebuildElectronModules(cache, modules, forceAbi, token);        } else if (target === 'browser' && cacheExists) {            process.exitCode = await revertBrowserModules(cache, modules);        } else {            console.log(`native node modules are already rebuilt for ${target}`);        }    }).catch(errorOrSignal => {        if (typeof errorOrSignal === 'string' && errorOrSignal in os.constants.signals) {            process.kill(process.pid, errorOrSignal);        } else {            throw errorOrSignal;        }    });}async function rebuildElectronModules(browserModuleCache: string, modules: string[], forceAbi: NodeABI | undefined, token: ExitToken): Promise<number> {    const modulesJsonPath = path.join(browserModuleCache, 'modules.json');    const modulesJson: ModulesJson = await fs.access(modulesJsonPath).then(        () => fs.readJson(modulesJsonPath),        () => ({})    );    let success = true;    // Backup already built browser modules.    await Promise.all(modules.map(async module => {        let modulePath;        try {            modulePath = require.resolve(`${module}/package.json`, {                paths: [process.cwd()],            });        } catch (_) {            console.debug(`Module not found: ${module}`);            return; // Skip current module.        }        const src = path.dirname(modulePath);        const dest = path.join(browserModuleCache, module);        try {            await fs.remove(dest);            await fs.copy(src, dest, { overwrite: true });            modulesJson[module] = {                originalLocation: src,            };            console.debug(`Processed "${module}"`);        } catch (error) {            console.error(`Error while doing a backup for "${module}": ${error}`);            success = false;        }    }));    if (Object.keys(modulesJson).length === 0) {        console.debug('No module to rebuild.');        return 0;    }    // Update manifest tracking the backups' original locations.    await fs.writeJson(modulesJsonPath, modulesJson, { spaces: 2 });    // If we failed to process a module then exit now.    if (!success) {        return 1;    }    const todo = modules.map(m => {        // electron-rebuild ignores the module namespace...        const slash = m.indexOf('/');        return m.startsWith('@') && slash !== -1            ? m.substring(slash + 1)            : m;    });    let exitCode: number | undefined;    try {        if (process.env.THEIA_REBUILD_NO_WORKAROUND) {            exitCode = await runElectronRebuild(todo, forceAbi, token);        } else {            exitCode = await electronRebuildExtraModulesWorkaround(process.cwd(), todo, () => runElectronRebuild(todo, forceAbi, token), token);        }    } catch (error) {        console.error(error);    } finally {        // If code is undefined or different from zero we need to revert back to the browser modules.        if (exitCode !== 0) {            await revertBrowserModules(browserModuleCache, modules);        }        return exitCode ?? 1;    }}async function runElectronRebuild(modules: string[], forceAbi: NodeABI | undefined, token: ExitToken): Promise<number> {    const todo = modules.join(',');    return new Promise(async (resolve, reject) => {        let command = `npx --no-install electron-rebuild -f -w=${todo} -o=${todo}`;        if (forceAbi) {            command += ` --force-abi ${forceAbi}`;        }        const electronRebuild = cp.spawn(command, {            stdio: 'inherit',            shell: true,        });        token.onSignal(signal => electronRebuild.kill(signal));        electronRebuild.on('error', reject);        electronRebuild.on('close', (code, signal) => {            if (signal) {                reject(new Error(`electron-rebuild exited with "${signal}"`));            } else {                resolve(code!);            }        });    });}

export default async function downloadPlugins(options: DownloadPluginsOptions = {}): Promise<void> {    const {        packed = false,        ignoreErrors = false,        apiVersion = DEFAULT_SUPPORTED_API_VERSION,        apiUrl = 'https://open-vsx.org/api',        parallel = true,        proxyUrl,        proxyAuthorization,        strictSsl    } = options;
    requestService.configure({        proxyUrl,        proxyAuthorization,        strictSSL: strictSsl    });
    // Collect the list of failures to be appended at the end of the script.    const failures: string[] = [];
    // Resolve the `package.json` at the current working directory.    const pck = JSON.parse(await fs.readFile(path.resolve('package.json'), 'utf8'));
    // Resolve the directory for which to download the plugins.    const pluginsDir = pck.theiaPluginsDir || 'plugins';
    // Excluded extension ids.    const excludedIds = new Set<string>(pck.theiaPluginsExcludeIds || []);
    const parallelOrSequence = async (...tasks: Array<() => unknown>) => {        if (parallel) {            await Promise.all(tasks.map(task => task()));        } else {            for (const task of tasks) {                await task();            }        }    };
    // Downloader wrapper    const downloadPlugin = (plugin: PluginDownload): Promise<void> => downloadPluginAsync(failures, plugin.id, plugin.downloadUrl, pluginsDir, packed, plugin.version);
    const downloader = async (plugins: PluginDownload[]) => {        await parallelOrSequence(...plugins.map(plugin => () => downloadPlugin(plugin)));    };
    await fs.mkdir(pluginsDir, { recursive: true });
    if (!pck.theiaPlugins) {        console.log(chalk.red('error: missing mandatory \'theiaPlugins\' property.'));        return;    }    try {        console.warn('--- downloading plugins ---');        // Download the raw plugins defined by the `theiaPlugins` property.        // This will include both "normal" plugins as well as "extension packs".        const pluginsToDownload = Object.entries(pck.theiaPlugins)            .filter((entry: [string, unknown]): entry is [string, string] => typeof entry[1] === 'string')            .map(([pluginId, url]) => ({ id: pluginId, downloadUrl: url }));        await downloader(pluginsToDownload);
        const handleDependencyList = async (dependencies: Array<string | string[]>) => {            const client = new OVSXClient({ apiVersion, apiUrl }, requestService);            // De-duplicate extension ids to only download each once:            const ids = new Set<string>(dependencies.flat());            await parallelOrSequence(...Array.from(ids, id => async () => {                try {                    const extension = await client.getLatestCompatibleExtensionVersion(id);                    const version = extension?.version;                    const downloadUrl = extension?.files.download;                    if (downloadUrl) {                        await downloadPlugin({ id, downloadUrl, version });                    } else {                        failures.push(`No download url for extension pack ${id} (${version})`);                    }                } catch (err) {                    failures.push(err.message);                }            }));        };
        console.warn('--- collecting extension-packs ---');        const extensionPacks = await collectExtensionPacks(pluginsDir, excludedIds);        if (extensionPacks.size > 0) {            console.warn(`--- resolving ${extensionPacks.size} extension-packs ---`);            await handleDependencyList(Array.from(extensionPacks.values()));        }
        console.warn('--- collecting extension dependencies ---');        const pluginDependencies = await collectPluginDependencies(pluginsDir, excludedIds);        if (pluginDependencies.length > 0) {            console.warn(`--- resolving ${pluginDependencies.length} extension dependencies ---`);            await handleDependencyList(pluginDependencies);        }
    } finally {        temp.cleanupSync();    }    for (const failure of failures) {        console.error(failure);    }    if (!ignoreErrors && failures.length > 0) {        throw new Error('Errors downloading some plugins. To make these errors non fatal, re-run with --ignore-errors');    }}/** * Walk the plugin directory and collect available extension paths. * @param pluginDir the plugin directory. * @returns the list of all available extension paths. */async function collectPackageJsonPaths(pluginDir: string): Promise<string[]> {    const packageJsonPathList: string[] = [];    const files = await fs.readdir(pluginDir);    // Recursively fetch the list of extension `package.json` files.    for (const file of files) {        const filePath = path.join(pluginDir, file);        if ((await fs.stat(filePath)).isDirectory()) {            packageJsonPathList.push(...await collectPackageJsonPaths(filePath));        } else if (path.basename(filePath) === 'package.json' && !path.dirname(filePath).includes('node_modules')) {            packageJsonPathList.push(filePath);        }    }    return packageJsonPathList;}
/** * Get the mapping of extension-pack paths and their included plugin ids. * - If an extension-pack references an explicitly excluded `id` the `id` will be omitted. * @param pluginDir the plugin directory. * @param excludedIds the list of plugin ids to exclude. * @returns the mapping of extension-pack paths and their included plugin ids. */async function collectExtensionPacks(pluginDir: string, excludedIds: Set<string>): Promise<Map<string, string[]>> {    const extensionPackPaths = new Map<string, string[]>();    const packageJsonPaths = await collectPackageJsonPaths(pluginDir);    await Promise.all(packageJsonPaths.map(async packageJsonPath => {        const json = JSON.parse(await fs.readFile(packageJsonPath, 'utf8'));        const extensionPack: unknown = json.extensionPack;        if (Array.isArray(extensionPack)) {            extensionPackPaths.set(packageJsonPath, extensionPack.filter(id => {                if (excludedIds.has(id)) {                    console.log(chalk.yellow(`'${id}' referred to by '${json.name}' (ext pack) is excluded because of 'theiaPluginsExcludeIds'`));                    return false; // remove                }                return true; // keep            }));        }    }));    return extensionPackPaths;}
/** * Get the mapping of  paths and their included plugin ids. * - If an extension-pack references an explicitly excluded `id` the `id` will be omitted. * @param pluginDir the plugin directory. * @param excludedIds the list of plugin ids to exclude. * @returns the mapping of extension-pack paths and their included plugin ids. */async function collectPluginDependencies(pluginDir: string, excludedIds: Set<string>): Promise<string[]> {    const dependencyIds: string[] = [];    const packageJsonPaths = await collectPackageJsonPaths(pluginDir);    await Promise.all(packageJsonPaths.map(async packageJsonPath => {        const json = JSON.parse(await fs.readFile(packageJsonPath, 'utf8'));        const extensionDependencies: unknown = json.extensionDependencies;        if (Array.isArray(extensionDependencies)) {            for (const dependency of extensionDependencies) {                if (excludedIds.has(dependency)) {                    console.log(chalk.yellow(`'${dependency}' referred to by '${json.name}' is excluded because of 'theiaPluginsExcludeIds'`));                } else {                    dependencyIds.push(dependency);                }            }        }    }));    return dependencyIds;}

"scripts": {     "start": "electron scripts/theia-electron-main.js"}

// scripts/theia-electron-main.jsconst path = require('path')const os = require('os')
// Update to override the supported VS Code API version.// process.env.VSCODE_API_VERSION = '1.50.0'
// Use a set of builtin plugins in our application.process.env.THEIA_DEFAULT_PLUGINS = `local-dir:${path.resolve(__dirname, '..', 'plugins')}`
// Lookup inside the user's home folder for more plugins, and accept user-defined paths.process.env.THEIA_PLUGINS = [    process.env.THEIA_PLUGINS, `local-dir:${path.resolve(os.homedir(), '.theia', 'plugins')}`,].filter(Boolean).join(',')
// Handover to the auto-generated electron application handler.require('../src-gen/frontend/electron-main.js')

// @ts-check
require('reflect-metadata');require('@theia/electron/shared/@electron/remote/main').initialize();
// Useful for Electron/NW.js apps as GUI apps on macOS doesn't inherit the `$PATH` define// in your dotfiles (.bashrc/.bash_profile/.zshrc/etc).// https://github.com/electron/electron/issues/550#issuecomment-162037357// https://github.com/eclipse-theia/theia/pull/3534#issuecomment-439689082require('fix-path')();
// Workaround for https://github.com/electron/electron/issues/9225. Chrome has an issue where// in certain locales (e.g. PL), image metrics are wrongly computed. We explicitly set the// LC_NUMERIC to prevent this from happening (selects the numeric formatting category of the// C locale, http://en.cppreference.com/w/cpp/locale/LC_categories).if (process.env.LC_ALL) {    process.env.LC_ALL = 'C';}process.env.LC_NUMERIC = 'C';
const { default: electronMainApplicationModule } = require('@theia/core/lib/electron-main/electron-main-application-module');const { ElectronMainApplication, ElectronMainApplicationGlobals } = require('@theia/core/lib/electron-main/electron-main-application');const { Container } = require('inversify');const { resolve } = require('path');const { app } = require('electron');
// Fix the window reloading issue, see: https://github.com/electron/electron/issues/22119app.allowRendererProcessReuse = false;
const config = {    "applicationName": "Theia Blueprint",    "defaultTheme": "dark",    "defaultIconTheme": "none",    "electron": {        "windowOptions": {}    },    "defaultLocale": "",    "validatePreferencesSchema": true,    "preferences": {        "toolbar.showToolbar": true    }};const isSingleInstance = false;
if (isSingleInstance && !app.requestSingleInstanceLock()) {    // There is another instance running, exit now. The other instance will request focus.    app.quit();    return;}
const container = new Container();container.load(electronMainApplicationModule);container.bind(ElectronMainApplicationGlobals).toConstantValue({    THEIA_APP_PROJECT_PATH: resolve(__dirname, '..', '..'),    THEIA_BACKEND_MAIN_PATH: resolve(__dirname, '..', 'backend', 'main.js'),    THEIA_FRONTEND_HTML_PATH: resolve(__dirname, '..', '..', 'lib', 'index.html'),});
function load(raw) {    return Promise.resolve(raw.default).then(module =>        container.load(module)    );}
async function start() {    const application = container.get(ElectronMainApplication);    await application.start(config);}
module.exports = Promise.resolve()    .then(function () { return Promise.resolve(require('theia-blueprint-updater/lib/electron-main/update/theia-updater-main-module')).then(load) })    .then(function () { return Promise.resolve(require('theia-blueprint-product/lib/electron-main/theia-blueprint-main-module')).then(load) })    .then(start).catch(reason => {        console.error('Failed to start the electron application.');        if (reason) {            console.error(reason);        }    });

//application-manager/src/generator/frontend-generator.tsconst config = ${this.prettyStringify(this.pck.props.frontend.config)};

//application-package/src/application-package.tsget props(): ApplicationProps {        if (this._props) {            return this._props;        }        const theia = this.pck.theia || {};
        if (this.options.appTarget) {            theia.target = this.options.appTarget;        }
        if (theia.target && !(theia.target in ApplicationProps.ApplicationTarget)) {            const defaultTarget = ApplicationProps.ApplicationTarget.browser;            console.warn(`Unknown application target '${theia.target}', '${defaultTarget}' to be used instead`);            theia.target = defaultTarget;        }
        return this._props = deepmerge(ApplicationProps.DEFAULT, theia);    }
    protected _pck: NodePackage | undefined;    get pck(): NodePackage {        if (this._pck) {            return this._pck;        }        return this._pck = readJsonFile(this.packagePath);    }

//application-manager/src/generator/frontend-generator.tsmodule.exports = Promise.resolve()${this.compileElectronMainModuleImports(electronMainModules)}    .then(start).catch(reason => {        console.error('Failed to start the electron application.');        if (reason) {            console.error(reason);        }    });

//application-package/src/application-package.tsget electronMainModules(): Map<string, string> {        if (!this._electronMainModules) {            this._electronMainModules = this.computeModules('electronMain');        }        return this._electronMainModules;    }
    protected computeModules<P extends keyof Extension, S extends keyof Extension = P>(primary: P, secondary?: S): Map<string, string> {        const result = new Map<string, string>();        let moduleIndex = 1;        for (const extensionPackage of this.extensionPackages) {            const extensions = extensionPackage.theiaExtensions;            if (extensions) {                for (const extension of extensions) {                    const modulePath = extension[primary] || (secondary && extension[secondary]);                    if (typeof modulePath === 'string') {                        const extensionPath = paths.join(extensionPackage.name, modulePath).split(paths.sep).join('/');                        result.set(`${primary}_${moduleIndex}`, extensionPath);                        moduleIndex = moduleIndex + 1;                    }                }            }        }        return result;    }

//core/src/electron-main/electron-main-application.ts
async start(config: FrontendApplicationConfig): Promise<void> {        this.useNativeWindowFrame = this.getTitleBarStyle(config) === 'native';        this._config = config;        this.hookApplicationEvents();        const port = await this.startBackend();        this._backendPort.resolve(port);        await app.whenReady();        await this.attachElectronSecurityToken(port);        await this.startContributions();        await this.launch({            secondInstance: false,            argv: this.processArgv.getProcessArgvWithoutBin(process.argv),            cwd: process.cwd()        });}protected async startBackend(): Promise<number> {        // Check if we should run everything as one process.        const noBackendFork = process.argv.indexOf('--no-cluster') !== -1;        // We cannot use the `process.cwd()` as the application project path (the location of the `package.json` in other words)        // in a bundled electron application because it depends on the way we start it. For instance, on OS X, these are a differences:        // https://github.com/eclipse-theia/theia/issues/3297#issuecomment-439172274        process.env.THEIA_APP_PROJECT_PATH = this.globals.THEIA_APP_PROJECT_PATH;        // Set the electron version for both the dev and the production mode. (https://github.com/eclipse-theia/theia/issues/3254)        // Otherwise, the forked backend processes will not know that they're serving the electron frontend.        process.env.THEIA_ELECTRON_VERSION = process.versions.electron;        if (noBackendFork) {            process.env[ElectronSecurityToken] = JSON.stringify(this.electronSecurityToken);            // The backend server main file is supposed to export a promise resolving with the port used by the http(s) server.            const address: AddressInfo = await require(this.globals.THEIA_BACKEND_MAIN_PATH);            return address.port;        } else {            const backendProcess = fork(                this.globals.THEIA_BACKEND_MAIN_PATH,                this.processArgv.getProcessArgvWithoutBin(),                await this.getForkOptions(),            );            return new Promise((resolve, reject) => {                // The backend server main file is also supposed to send the resolved http(s) server port via IPC.                backendProcess.on('message', (address: AddressInfo) => {                    resolve(address.port);                });                backendProcess.on('error', error => {                    reject(error);                });                app.on('quit', () => {                    // Only issue a kill signal if the backend process is running.                    // eslint-disable-next-line no-null/no-null                    if (backendProcess.exitCode === null && backendProcess.signalCode === null) {                        try {                            // If we forked the process for the clusters, we need to manually terminate it.                            // See: https://github.com/eclipse-theia/theia/issues/835                            process.kill(backendProcess.pid);                        } catch (error) {                            // See https://man7.org/linux/man-pages/man2/kill.2.html#ERRORS                            if (error.code === 'ESRCH') {                                return;                            }                            throw error;                        }                    }                });            });        }    }
async openDefaultWindow(): Promise<BrowserWindow> {        const [uri, electronWindow] = await Promise.all([this.createWindowUri(), this.createWindow()]);        electronWindow.loadURL(uri.withFragment(DEFAULT_WINDOW_HASH).toString(true));        return electronWindow;    } protected async createWindowUri(): Promise<URI> {        return FileUri.create(this.globals.THEIA_FRONTEND_HTML_PATH)            .withQuery(`port=${await this.backendPort}`);    }

//src-gen/backend/main.js// @ts-checkconst { BackendApplicationConfigProvider } = require('@theia/core/lib/node/backend-application-config-provider');const main = require('@theia/core/lib/node/main');
BackendApplicationConfigProvider.set({    "singleInstance": false,    "startupTimeout": -1,    "resolveSystemPlugins": false});
const serverModule = require('./server');const serverAddress = main.start(serverModule());
serverAddress.then(({ port, address }) => {    if (process && process.send) {        process.send({ port, address });    }});
module.exports = serverAddress;

//src-gen/backend/main.js// @ts-checkrequire('reflect-metadata');
// Patch electron version if missing, see https://github.com/eclipse-theia/theia/pull/7361#pullrequestreview-377065146if (typeof process.versions.electron === 'undefined' && typeof process.env.THEIA_ELECTRON_VERSION === 'string') {    process.versions.electron = process.env.THEIA_ELECTRON_VERSION;}
// Erase the ELECTRON_RUN_AS_NODE variable from the environment, else Electron apps started using Theia will pick it up.if ('ELECTRON_RUN_AS_NODE' in process.env) {    delete process.env.ELECTRON_RUN_AS_NODE;}
const path = require('path');const express = require('express');const { Container } = require('inversify');const { BackendApplication, BackendApplicationServer, CliManager } = require('@theia/core/lib/node');const { backendApplicationModule } = require('@theia/core/lib/node/backend-application-module');const { messagingBackendModule } = require('@theia/core/lib/node/messaging/messaging-backend-module');const { loggerBackendModule } = require('@theia/core/lib/node/logger-backend-module');
const container = new Container();container.load(backendApplicationModule);container.load(messagingBackendModule);container.load(loggerBackendModule);
function defaultServeStatic(app) {    app.use(express.static(path.resolve(__dirname, '../../lib')))}
function load(raw) {    return Promise.resolve(raw.default).then(        module => container.load(module)    );}
function start(port, host, argv = process.argv) {    if (!container.isBound(BackendApplicationServer)) {        container.bind(BackendApplicationServer).toConstantValue({ configure: defaultServeStatic });    }    return container.get(CliManager).initializeCli(argv).then(() => {        return container.get(BackendApplication).start(port, host);    });}
module.exports = (port, host, argv) => Promise.resolve()    .then(function () { return Promise.resolve(require('@theia/core/lib/node/i18n/i18n-backend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/core/lib/electron-node/keyboard/electron-backend-keyboard-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/core/lib/electron-node/token/electron-token-backend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/core/lib/electron-node/hosting/electron-backend-hosting-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/core/lib/electron-node/request/electron-backend-request-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/filesystem/lib/node/filesystem-backend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/filesystem/lib/node/download/file-download-backend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/workspace/lib/node/workspace-backend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/process/lib/common/process-common-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/process/lib/node/process-backend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/terminal/lib/node/terminal-backend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/task/lib/node/task-backend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/debug/lib/node/debug-backend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/external-terminal/lib/electron-node/external-terminal-backend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/file-search/lib/node/file-search-backend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/metrics/lib/node/metrics-backend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/mini-browser/lib/node/mini-browser-backend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/search-in-workspace/lib/node/search-in-workspace-backend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/plugin-ext/lib/plugin-ext-backend-electron-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/plugin-dev/lib/node-electron/plugin-dev-electron-backend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/plugin-ext-vscode/lib/node/plugin-vscode-backend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/vsx-registry/lib/node/vsx-registry-backend-module')).then(load) })    .then(function () { return Promise.resolve(require('theia-blueprint-product/lib/node/theia-blueprint-backend-module')).then(load) })    .then(() => start(port, host, argv)).catch(error => {        console.error('Failed to start the backend application:');        console.error(error);        process.exitCode = 1;        throw error;    });

//@theia/core/src/node/backend-application.ts
async start(aPort?: number, aHostname?: string): Promise<http.Server | https.Server> {        const hostname = aHostname !== undefined ? aHostname : this.cliParams.hostname;        const port = aPort !== undefined ? aPort : this.cliParams.port;
        const deferred = new Deferred<http.Server | https.Server>();        let server: http.Server | https.Server;
        if (this.cliParams.ssl) {
            if (this.cliParams.cert === undefined) {                throw new Error('Missing --cert option, see --help for usage');            }
            if (this.cliParams.certkey === undefined) {                throw new Error('Missing --certkey option, see --help for usage');            }
            let key: Buffer;            let cert: Buffer;            try {                key = await fs.readFile(this.cliParams.certkey as string);            } catch (err) {                console.error("Can't read certificate key");                throw err;            }
            try {                cert = await fs.readFile(this.cliParams.cert as string);            } catch (err) {                console.error("Can't read certificate");                throw err;            }            server = https.createServer({ key, cert }, this.app);        } else {            server = http.createServer(this.app);        }
        server.on('error', error => {            deferred.reject(error);            /* The backend might run in a separate process,             * so we defer `process.exit` to let time for logging in the parent process */            setTimeout(process.exit, 0, 1);        });
        server.listen(port, hostname, () => {            const scheme = this.cliParams.ssl ? 'https' : 'http';            console.info(`Theia app listening on ${scheme}://${hostname || 'localhost'}:${(server.address() as AddressInfo).port}.`);            deferred.resolve(server);        });
        /* Allow any number of websocket servers.  */        server.setMaxListeners(0);
        for (const contribution of this.contributionsProvider.getContributions()) {            if (contribution.onStart) {                try {                    await this.measure(contribution.constructor.name + '.onStart',                        () => contribution.onStart!(server)                    );                } catch (error) {                    console.error('Could not start contribution', error);                }            }        }        return this.stopwatch.startAsync('server', 'Finished starting backend application', () => deferred.promise);    }

// @ts-check
require('reflect-metadata');require('setimmediate');const { Container } = require('inversify');const { FrontendApplicationConfigProvider } = require('@theia/core/lib/browser/frontend-application-config-provider');
FrontendApplicationConfigProvider.set({    "applicationName": "Theia Blueprint",    "defaultTheme": "dark",    "defaultIconTheme": "none",    "electron": {        "windowOptions": {}    },    "defaultLocale": "",    "validatePreferencesSchema": true,    "preferences": {        "toolbar.showToolbar": true    }});

self.MonacoEnvironment = {    getWorkerUrl: function (moduleId, label) {        return './editor.worker.js';    }}

const preloader = require('@theia/core/lib/browser/preloader');
// We need to fetch some data from the backend before the frontend starts (nls, os)module.exports = preloader.preload().then(() => {    const { FrontendApplication } = require('@theia/core/lib/browser');    const { frontendApplicationModule } = require('@theia/core/lib/browser/frontend-application-module');    const { messagingFrontendModule } = require('@theia/core/lib/electron-browser/messaging/electron-messaging-frontend-module');    const { loggerFrontendModule } = require('@theia/core/lib/browser/logger-frontend-module');
    const container = new Container();    container.load(frontendApplicationModule);    container.load(messagingFrontendModule);    container.load(loggerFrontendModule);
    return Promise.resolve()    .then(function () { return Promise.resolve(require('@theia/core/lib/browser/i18n/i18n-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/core/lib/electron-browser/menu/electron-menu-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/core/lib/electron-browser/window/electron-window-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/core/lib/electron-browser/keyboard/electron-keyboard-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/core/lib/electron-browser/token/electron-token-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/core/lib/electron-browser/request/electron-browser-request-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/variable-resolver/lib/browser/variable-resolver-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/editor/lib/browser/editor-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/filesystem/lib/browser/filesystem-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/filesystem/lib/browser/download/file-download-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/filesystem/lib/electron-browser/file-dialog/electron-file-dialog-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/workspace/lib/browser/workspace-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/markers/lib/browser/problem/problem-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/outline-view/lib/browser/outline-view-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/monaco/lib/browser/monaco-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/bulk-edit/lib/browser/bulk-edit-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/callhierarchy/lib/browser/callhierarchy-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/console/lib/browser/console-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/output/lib/browser/output-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/process/lib/common/process-common-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/terminal/lib/browser/terminal-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/userstorage/lib/browser/user-storage-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/task/lib/browser/task-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/debug/lib/browser/debug-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/navigator/lib/browser/navigator-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/navigator/lib/electron-browser/electron-navigator-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/editor-preview/lib/browser/editor-preview-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/external-terminal/lib/electron-browser/external-terminal-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/file-search/lib/browser/file-search-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/preferences/lib/browser/preference-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/keymaps/lib/browser/keymaps-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/getting-started/lib/browser/getting-started-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/messages/lib/browser/messages-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/mini-browser/lib/browser/mini-browser-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/mini-browser/lib/electron-browser/environment/electron-mini-browser-environment-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/scm/lib/browser/scm-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/search-in-workspace/lib/browser/search-in-workspace-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/timeline/lib/browser/timeline-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/plugin-ext/lib/plugin-ext-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/plugin-ext/lib/plugin-ext-frontend-electron-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/plugin-dev/lib/browser/plugin-dev-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/plugin-ext-vscode/lib/browser/plugin-vscode-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/property-view/lib/browser/property-view-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/scm-extra/lib/browser/scm-extra-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/toolbar/lib/browser/toolbar-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/typehierarchy/lib/browser/typehierarchy-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('@theia/vsx-registry/lib/browser/vsx-registry-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('theia-blueprint-updater/lib/electron-browser/theia-updater-frontend-module')).then(load) })    .then(function () { return Promise.resolve(require('theia-blueprint-product/lib/browser/theia-blueprint-frontend-module')).then(load) })        .then(start).catch(reason => {            console.error('Failed to start the frontend application.');            if (reason) {                console.error(reason);            }        });
    function load(jsModule) {        return Promise.resolve(jsModule.default)            .then(containerModule => container.load(containerModule));    }
    function start() {        (window['theia'] = window['theia'] || {}).container = container;        return container.get(FrontendApplication).start();    }});

// @theia/core/src/browser/frontend-application.ts async start(): Promise<void> {        const startup = this.backendStopwatch.start('frontend');
        await this.measure('startContributions', () => this.startContributions(), 'Start frontend contributions', false);        this.stateService.state = 'started_contributions';
        const host = await this.getHost();        this.attachShell(host);        this.attachTooltip(host);        await animationFrame();        this.stateService.state = 'attached_shell';
        await this.measure('initializeLayout', () => this.initializeLayout(), 'Initialize the workbench layout', false);        this.stateService.state = 'initialized_layout';        await this.fireOnDidInitializeLayout();
        await this.measure('revealShell', () => this.revealShell(host), 'Replace loading indicator with ready workbench UI (animation)', false);        this.registerEventListeners();        this.stateService.state = 'ready';
        startup.then(idToken => this.backendStopwatch.stop(idToken, 'Frontend application start', []));    } /**     * Initialize and start the frontend application contributions.     */    protected async startContributions(): Promise<void> {        for (const contribution of this.contributions.getContributions()) {            if (contribution.initialize) {                try {                    await this.measure(contribution.constructor.name + '.initialize',                        () => contribution.initialize!()                    );                } catch (error) {                    console.error('Could not initialize contribution', error);                }            }        }
        for (const contribution of this.contributions.getContributions()) {            if (contribution.configure) {                try {                    await this.measure(contribution.constructor.name + '.configure',                        () => contribution.configure!(this)                    );                } catch (error) {                    console.error('Could not configure contribution', error);                }            }        }
        /**         * FIXME:         * - decouple commands & menus         * - consider treat commands, keybindings and menus as frontend application contributions         */        await this.measure('commands.onStart',            () => this.commands.onStart()        );        await this.measure('keybindings.onStart',            () => this.keybindings.onStart()        );        await this.measure('menus.onStart',            () => this.menus.onStart()        );        for (const contribution of this.contributions.getContributions()) {            if (contribution.onStart) {                try {                    await this.measure(contribution.constructor.name + '.onStart',                        () => contribution.onStart!(this)                    );                } catch (error) {                    console.error('Could not start contribution', error);                }            }        }    }  /**     * Attach the application shell to the host element. If a startup indicator is present, the shell is     * inserted before that indicator so it is not visible yet.     */    protected attachShell(host: HTMLElement): void {        const ref = this.getStartupIndicator(host);        Widget.attach(this.shell, host, ref);    }

//application-package/src/application-package.ts
get props(): ApplicationProps {        if (this._props) {            return this._props;        }        const theia = this.pck.theia || {};
        if (this.options.appTarget) {            theia.target = this.options.appTarget;        }
        if (theia.target && !(theia.target in ApplicationProps.ApplicationTarget)) {            const defaultTarget = ApplicationProps.ApplicationTarget.browser;            console.warn(`Unknown application target '${theia.target}', '${defaultTarget}' to be used instead`);            theia.target = defaultTarget;        }
        return this._props = deepmerge(ApplicationProps.DEFAULT, theia);}
protected _pck: NodePackage | undefined;get pck(): NodePackage {        if (this._pck) {            return this._pck;        }        return this._pck = readJsonFile(this.packagePath);}

export interface ApplicationProps extends NpmRegistryProps {
    // eslint-disable-next-line @typescript-eslint/no-explicit-any    readonly [key: string]: any;
    /**     * Whether the extension targets the browser or electron. Defaults to `browser`.     */    readonly target: ApplicationProps.Target;
    /**     * Frontend related properties.     */    readonly frontend: {        readonly config: FrontendApplicationConfig    };
    /**     * Backend specific properties.     */    readonly backend: {        readonly config: BackendApplicationConfig    };
    /**     * Generator specific properties.     */    readonly generator: {        readonly config: GeneratorConfig    };}

export const DEFAULT: FrontendApplicationConfig = {        applicationName: 'Eclipse Theia',        defaultTheme: 'dark',        defaultIconTheme: 'none',        electron: ElectronFrontendApplicationConfig.DEFAULT,        defaultLocale: '',        validatePreferencesSchema: true};

export const DEFAULT: BackendApplicationConfig = {        singleInstance: false,    };

export const DEFAULT: GeneratorConfig = {        preloadTemplate: ''};