@21epub/epub-thirdparty
Version:
epub-thirdparty
132 lines (131 loc) • 5.09 kB
JavaScript
/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
var _a;
const LANGUAGE_DEFAULT = 'en';
let _isWindows = false;
let _isMacintosh = false;
let _isLinux = false;
let _isLinuxSnap = false;
let _isNative = false;
let _isWeb = false;
let _isIOS = false;
let _locale = undefined;
let _language = LANGUAGE_DEFAULT;
let _translationsConfigFile = undefined;
let _userAgent = undefined;
export const globals = (typeof self === 'object' ? self : typeof global === 'object' ? global : {});
let nodeProcess = 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 isElectronRenderer = typeof ((_a = nodeProcess === null || nodeProcess === void 0 ? void 0 : nodeProcess.versions) === null || _a === void 0 ? void 0 : _a.electron) === 'string' && nodeProcess.type === 'renderer';
// 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'];
_locale = LANGUAGE_DEFAULT;
_language = LANGUAGE_DEFAULT;
const rawNlsConfig = nodeProcess.env['VSCODE_NLS_CONFIG'];
if (rawNlsConfig) {
try {
const 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.');
}
let _platform = 0 /* Web */;
if (_isMacintosh) {
_platform = 1 /* Mac */;
}
else if (_isWindows) {
_platform = 3 /* Windows */;
}
else if (_isLinux) {
_platform = 2 /* Linux */;
}
export const isWindows = _isWindows;
export const isMacintosh = _isMacintosh;
export const isLinux = _isLinux;
export const isNative = _isNative;
export const isWeb = _isWeb;
export const isIOS = _isIOS;
export const userAgent = _userAgent;
export const setImmediate = (function defineSetImmediate() {
if (globals.setImmediate) {
return globals.setImmediate.bind(globals);
}
if (typeof globals.postMessage === 'function' && !globals.importScripts) {
let pending = [];
globals.addEventListener('message', (e) => {
if (e.data && e.data.vscodeSetImmediateId) {
for (let i = 0, len = pending.length; i < len; i++) {
const candidate = pending[i];
if (candidate.id === e.data.vscodeSetImmediateId) {
pending.splice(i, 1);
candidate.callback();
return;
}
}
}
});
let lastId = 0;
return (callback) => {
const myId = ++lastId;
pending.push({
id: myId,
callback: callback
});
globals.postMessage({ vscodeSetImmediateId: myId }, '*');
};
}
if (typeof (nodeProcess === null || nodeProcess === void 0 ? void 0 : nodeProcess.nextTick) === 'function') {
return nodeProcess.nextTick.bind(nodeProcess);
}
const _promise = Promise.resolve();
return (callback) => _promise.then(callback);
})();
export const OS = (_isMacintosh || _isIOS ? 2 /* Macintosh */ : (_isWindows ? 1 /* Windows */ : 3 /* Linux */));
let _isLittleEndian = true;
let _isLittleEndianComputed = false;
export function isLittleEndian() {
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;
}