TypeScript original-fs.existsSync函数代码示例

	constructor() {
		this._appRoot = path.dirname(URI.parse(require.toUrl('')).fsPath);
		this._currentWorkingDirectory = process.env['VSCODE_CWD'] || process.cwd();
		this._appHome = app.getPath('userData');
		this._appSettingsHome = path.join(this._appHome, 'User');
		this._appSettingsPath = path.join(this._appSettingsHome, 'settings.json');
		this._appKeybindingsPath = path.join(this._appSettingsHome, 'keybindings.json');

		// Remove the Electron executable
		let [, ...args] = process.argv;

		// If dev, remove the first non-option argument: it's the app location
		if (!this.isBuilt) {
			const index = arrays.firstIndex(args, a => !/^-/.test(a));

			if (index > -1) {
				args.splice(index, 1);
			}
		}

		// Finally, prepend any extra arguments from the 'argv' file
		if (fs.existsSync(path.join(this._appRoot, 'argv'))) {
			const extraargs: string[] = JSON.parse(fs.readFileSync(path.join(this._appRoot, 'argv'), 'utf8'));
			args = [...extraargs, ...args];
		}

		const argv = parseArgs(args);
		const paths = parsePathArguments(this._currentWorkingDirectory, argv._, argv.goto);

		this._cliArgs = Object.freeze({
			_: [],
			paths,
			performance: argv.performance,
			verbose: argv.verbose,
			debugPluginHost: argv.debugPluginHost,
			debugBrkPluginHost: argv.debugBrkPluginHost,
			logExtensionHostCommunication: argv.logExtensionHostCommunication,
			'new-window': argv['new-window'],
			'reuse-window': argv['reuse-window'],
			goto: argv.goto,
			diff: argv.diff && paths.length === 2,
			extensionHomePath: normalizePath(argv.extensionHomePath),
			extensionDevelopmentPath: normalizePath(argv.extensionDevelopmentPath),
			extensionTestsPath: normalizePath(argv.extensionTestsPath),
			'disable-extensions': argv['disable-extensions'],
			locale: argv.locale,
			wait: argv.wait
		});

		this._isTestingFromCli = this.cliArgs.extensionTestsPath && !this.cliArgs.debugBrkPluginHost;
		this._userHome = path.join(os.homedir(), product.dataFolderName);
		this._userExtensionsHome = this.cliArgs.extensionHomePath || path.join(this._userHome, 'extensions');

		const prefix = this.getIPCHandleBaseName();
		const suffix = process.platform === 'win32' ? '-sock' : '.sock';

		this._mainIPCHandle = `${ prefix }-${ pkg.version }${ suffix }`;
		this._sharedIPCHandle = `${ prefix }-${ pkg.version }-shared${ suffix }`;
	}

export function getUpdateFeedUrl(channel: string, commit: string = product.commit, arch: string = process.arch): string {
	if (!channel) {
		return null;
	}

	if (process.platform === 'win32' && !fs.existsSync(Win32UninstallPath)) {
		return null;
	}

	if (!product.updateUrl || !commit) {
		return null;
	}

	const platform = getUpdatePlatform(arch);

	return `${product.updateUrl}/api/update/${platform}/${channel}/${commit}`;
}

	constructor() {
		this._appRoot = path.dirname(URI.parse(require.toUrl('')).fsPath);
		this._currentWorkingDirectory = process.env['VSCODE_CWD'] || process.cwd();
		this._appHome = app.getPath('userData');
		this._appSettingsHome = path.join(this._appHome, 'User');
		this._appSettingsPath = path.join(this._appSettingsHome, 'settings.json');
		this._appKeybindingsPath = path.join(this._appSettingsHome, 'keybindings.json');

		// Remove the Electron executable
		let [, ...args] = process.argv;

		// If dev, remove the first non-option argument: it's the app location
		if (!this.isBuilt) {
			const index = arrays.firstIndex(args, a => !/^-/.test(a));

			if (index > -1) {
				args.splice(index, 1);
			}
		}

		// Finally, prepend any extra arguments from the 'argv' file
		if (fs.existsSync(path.join(this._appRoot, 'argv'))) {
			const extraargs: string[] = JSON.parse(fs.readFileSync(path.join(this._appRoot, 'argv'), 'utf8'));
			args = [...extraargs, ...args];
		}

		const argv = parseArgs(args);

		const debugBrkExtensionHostPort = getNumericValue(argv.debugBrkPluginHost, 5870);
		const debugExtensionHostPort = getNumericValue(argv.debugPluginHost, 5870, this.isBuilt ? void 0 : 5870);
		const pathArguments = parsePathArguments(this._currentWorkingDirectory, argv._, argv.goto);
		const timestamp = parseInt(argv.timestamp);
		const debugBrkFileWatcherPort = getNumericValue(argv.debugBrkFileWatcherPort, void 0);

		this._cliArgs = Object.freeze({
			pathArguments: pathArguments,
			programStart: types.isNumber(timestamp) ? timestamp : 0,
			enablePerformance: argv.performance,
			verboseLogging: argv.verbose,
			debugExtensionHostPort: debugBrkExtensionHostPort || debugExtensionHostPort,
			debugBrkExtensionHost: !!debugBrkExtensionHostPort,
			logExtensionHostCommunication: argv.logExtensionHostCommunication,
			debugBrkFileWatcherPort: debugBrkFileWatcherPort,
			openNewWindow: argv['new-window'],
			openInSameWindow: argv['reuse-window'],
			gotoLineMode: argv.goto,
			diffMode: argv.diff && pathArguments.length === 2,
			extensionsHomePath: normalizePath(argv.extensionHomePath),
			extensionDevelopmentPath: normalizePath(argv.extensionDevelopmentPath),
			extensionTestsPath: normalizePath(argv.extensionTestsPath),
			disableExtensions: argv['disable-extensions'],
			locale: argv.locale,
			waitForWindowClose: argv.wait
		});

		this._isTestingFromCli = this.cliArgs.extensionTestsPath && !this.cliArgs.debugBrkExtensionHost;
		this._userHome = path.join(os.homedir(), product.dataFolderName);
		this._userExtensionsHome = this.cliArgs.extensionsHomePath || path.join(this._userHome, 'extensions');
		this._mainIPCHandle = this.getMainIPCHandle();
		this._sharedIPCHandle = this.getSharedIPCHandle();
	}