@theia/core
Version:
Theia is a cloud & desktop IDE framework implemented in TypeScript.
86 lines • 3.52 kB
JavaScript
;
// *****************************************************************************
// Copyright (C) 2023 Mathieu Bussieres and others.
//
// This program and the accompanying materials are made available under the
// terms of the Eclipse Public License v. 2.0 which is available at
// http://www.eclipse.org/legal/epl-2.0.
//
// This Source Code may also be made available under the following Secondary
// Licenses when the conditions for such availability set forth in the Eclipse
// Public License v. 2.0 are satisfied: GNU General Public License, version 2
// with the GNU Classpath Exception which is available at
// https://www.gnu.org/software/classpath/license.html.
//
// SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-only WITH Classpath-exception-2.0
// *****************************************************************************
Object.defineProperty(exports, "__esModule", { value: true });
exports.generateUuid = exports.isUUID = void 0;
/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation and others. All rights reserved.
* Licensed under the MIT License. See https://github.com/Microsoft/vscode/blob/master/LICENSE.txt for license information.
*--------------------------------------------------------------------------------------------*/
// based on https://github.com/microsoft/vscode/blob/1.72.2/src/vs/base/common/uuid.ts
const _UUIDPattern = /^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/i;
function isUUID(value) {
return _UUIDPattern.test(value);
}
exports.isUUID = isUUID;
exports.generateUuid = (function () {
// use `randomUUID` if possible
if (typeof crypto === 'object' && typeof crypto.randomUUID === 'function') {
return crypto.randomUUID.bind(crypto);
}
// use `randomValues` if possible
let getRandomValues;
if (typeof crypto === 'object' && typeof crypto.getRandomValues === 'function') {
getRandomValues = crypto.getRandomValues.bind(crypto);
}
else {
getRandomValues = function (bucket) {
for (let i = 0; i < bucket.length; i++) {
bucket[i] = Math.floor(Math.random() * 256);
}
return bucket;
};
}
// prep-work
const _data = new Uint8Array(16);
const _hex = [];
for (let i = 0; i < 256; i++) {
_hex.push(i.toString(16).padStart(2, '0'));
}
// eslint-disable-next-line @typescript-eslint/no-shadow
return function generateUuid() {
// get data
getRandomValues(_data);
// set version bits
_data[6] = (_data[6] & 0x0f) | 0x40;
_data[8] = (_data[8] & 0x3f) | 0x80;
// print as string
let i = 0;
let result = '';
result += _hex[_data[i++]];
result += _hex[_data[i++]];
result += _hex[_data[i++]];
result += _hex[_data[i++]];
result += '-';
result += _hex[_data[i++]];
result += _hex[_data[i++]];
result += '-';
result += _hex[_data[i++]];
result += _hex[_data[i++]];
result += '-';
result += _hex[_data[i++]];
result += _hex[_data[i++]];
result += '-';
result += _hex[_data[i++]];
result += _hex[_data[i++]];
result += _hex[_data[i++]];
result += _hex[_data[i++]];
result += _hex[_data[i++]];
result += _hex[_data[i++]];
return result;
};
})();
//# sourceMappingURL=uuid.js.map