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/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
const LANGUAGE_DEFAULT = 'en';
let _isWindows = false;
let _isMacintosh = false;
let _isLinux = false;
let _isLinuxSnap = false;
let _isNative = false;
let _isWeb = false;
let _isElectron = false;
let _isIOS = false;
let _isCI = false;
let _locale: string | undefined = undefined;
let _language: string = LANGUAGE_DEFAULT;
let _translationsConfigFile: string | undefined = undefined;
let _userAgent: string | undefined = undefined;
interface NLSConfig {
locale: string;
availableLanguages: { [key: string]: string };
_translationsConfigFile: string;
}
export interface IProcessEnvironment {
[key: string]: string | undefined;
}
/**
* This interface is intentionally not identical to node.js
* process because it also works in sandboxed environments
* where the process object is implemented differently. We
* define the properties here that we need for `platform`
* to work and nothing else.
*/
export interface INodeProcess {
platform: string;
arch: string;
env: IProcessEnvironment;
versions?: {
electron?: string;
};
type?: string;
cwd: () => string;
}
declare const process: INodeProcess;
declare const global: unknown;
declare const self: unknown;
export const globals: any = (typeof self === 'object' ? self : typeof global === 'object' ? global : {});
let nodeProcess: INodeProcess | undefined = undefined;
if (typeof globals.vscode !== 'undefined' && typeof globals.vscode.process !== 'undefined') {
// Native environment (sandboxed)
nodeProcess = globals.vscode.process;
} else if (typeof process !== 'undefined') {
// Native environment (non-sandboxed)
nodeProcess = process;
}
const isElectronProcess = typeof nodeProcess?.versions?.electron === 'string';
const isElectronRenderer = isElectronProcess && nodeProcess?.type === 'renderer';
interface INavigator {
userAgent: string;
language: string;
maxTouchPoints?: number;
}
declare const navigator: INavigator;
// Web environment
if (typeof navigator === 'object' && !isElectronRenderer) {
_userAgent = navigator.userAgent;
_isWindows = _userAgent.indexOf('Windows') >= 0;
_isMacintosh = _userAgent.indexOf('Macintosh') >= 0;
_isIOS = (_userAgent.indexOf('Macintosh') >= 0 || _userAgent.indexOf('iPad') >= 0 || _userAgent.indexOf('iPhone') >= 0) && !!navigator.maxTouchPoints && navigator.maxTouchPoints > 0;
_isLinux = _userAgent.indexOf('Linux') >= 0;
_isWeb = true;
_locale = navigator.language;
_language = _locale;
}
// Native environment
else if (typeof nodeProcess === 'object') {
_isWindows = (nodeProcess.platform === 'win32');
_isMacintosh = (nodeProcess.platform === 'darwin');
_isLinux = (nodeProcess.platform === 'linux');
_isLinuxSnap = _isLinux && !!nodeProcess.env['SNAP'] && !!nodeProcess.env['SNAP_REVISION'];
_isElectron = isElectronProcess;
_isCI = !!nodeProcess.env['CI'] || !!nodeProcess.env['BUILD_ARTIFACTSTAGINGDIRECTORY'];
_locale = LANGUAGE_DEFAULT;
_language = LANGUAGE_DEFAULT;
const rawNlsConfig = nodeProcess.env['VSCODE_NLS_CONFIG'];
if (rawNlsConfig) {
try {
const nlsConfig: NLSConfig = JSON.parse(rawNlsConfig);
const resolved = nlsConfig.availableLanguages['*'];
_locale = nlsConfig.locale;
// VSCode's default language is 'en'
_language = resolved ? resolved : LANGUAGE_DEFAULT;
_translationsConfigFile = nlsConfig._translationsConfigFile;
} catch (e) {
}
}
_isNative = true;
}
// Unknown environment
else {
console.error('Unable to resolve platform.');
}
export const enum Platform {
Web,
Mac,
Linux,
Windows
}
export function PlatformToString(platform: Platform) {
switch (platform) {
case Platform.Web: return 'Web';
case Platform.Mac: return 'Mac';
case Platform.Linux: return 'Linux';
case Platform.Windows: return 'Windows';
}
}
let _platform: Platform = Platform.Web;
if (_isMacintosh) {
_platform = Platform.Mac;
} else if (_isWindows) {
_platform = Platform.Windows;
} else if (_isLinux) {
_platform = Platform.Linux;
}
export const isWindows = _isWindows;
export const isMacintosh = _isMacintosh;
export const isLinux = _isLinux;
export const isLinuxSnap = _isLinuxSnap;
export const isNative = _isNative;
export const isElectron = _isElectron;
export const isWeb = _isWeb;
export const isWebWorker = (_isWeb && typeof globals.importScripts === 'function');
export const isIOS = _isIOS;
/**
* Whether we run inside a CI environment, such as
* GH actions or Azure Pipelines.
*/
export const isCI = _isCI;
export const platform = _platform;
export const userAgent = _userAgent;
/**
* The language used for the user interface. The format of
* the string is all lower case (e.g. zh-tw for Traditional
* Chinese)
*/
export const language = _language;
export namespace Language {
export function value(): string {
return language;
}
export function isDefaultVariant(): boolean {
if (language.length === 2) {
return language === 'en';
} else if (language.length >= 3) {
return language[0] === 'e' && language[1] === 'n' && language[2] === '-';
} else {
return false;
}
}
export function isDefault(): boolean {
return language === 'en';
}
}
/**
* The OS locale or the locale specified by --locale. The format of
* the string is all lower case (e.g. zh-tw for Traditional
* Chinese). The UI is not necessarily shown in the provided locale.
*/
export const locale = _locale;
/**
* The translations that are available through language packs.
*/
export const translationsConfigFile = _translationsConfigFile;
/**
* See https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html#:~:text=than%204%2C%20then-,set%20timeout%20to%204,-.
*
* Works similarly to `setTimeout(0)` but doesn't suffer from the 4ms artificial delay
* that browsers set when the nesting level is > 5.
*/
export const setTimeout0 = (() => {
if (typeof globals.postMessage === 'function' && !globals.importScripts) {
interface IQueueElement {
id: number;
callback: () => void;
}
let pending: IQueueElement[] = [];
globals.addEventListener('message', (e: MessageEvent) => {
if (e.data && e.data.vscodeScheduleAsyncWork) {
for (let i = 0, len = pending.length; i < len; i++) {
const candidate = pending[i];
if (candidate.id === e.data.vscodeScheduleAsyncWork) {
pending.splice(i, 1);
candidate.callback();
return;
}
}
}
});
let lastId = 0;
return (callback: () => void) => {
const myId = ++lastId;
pending.push({
id: myId,
callback: callback
});
globals.postMessage({ vscodeScheduleAsyncWork: myId }, '*');
};
}
return (callback: () => void) => setTimeout(callback);
})();
export const enum OperatingSystem {
Windows = 1,
Macintosh = 2,
Linux = 3
}
export const OS = (_isMacintosh || _isIOS ? OperatingSystem.Macintosh : (_isWindows ? OperatingSystem.Windows : OperatingSystem.Linux));
let _isLittleEndian = true;
let _isLittleEndianComputed = false;
export function isLittleEndian(): boolean {
if (!_isLittleEndianComputed) {
_isLittleEndianComputed = true;
const test = new Uint8Array(2);
test[0] = 1;
test[1] = 2;
const view = new Uint16Array(test.buffer);
_isLittleEndian = (view[0] === (2 << 8) + 1);
}
return _isLittleEndian;
}
export const isChrome = !!(userAgent && userAgent.indexOf('Chrome') >= 0);
export const isFirefox = !!(userAgent && userAgent.indexOf('Firefox') >= 0);
export const isSafari = !!(!isChrome && (userAgent && userAgent.indexOf('Safari') >= 0));
export const isEdge = !!(userAgent && userAgent.indexOf('Edg/') >= 0);
export const isAndroid = !!(userAgent && userAgent.indexOf('Android') >= 0);
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