guid.js 705 Bytes
/**
 * Copyright (c) 2015-present, Facebook, Inc.
 * All rights reserved.
 *
 * This source code is licensed under the BSD-style license found in the
 * LICENSE file in the root directory of this source tree. An additional grant
 * of patent rights can be found in the PATENTS file in the same directory.
 *
 * @providesModule guid
 */

/* eslint-disable no-bitwise */

'use strict';

/**
 * Module that provides a function for creating a unique identifier.
 * The returned value does not conform to the GUID standard, but should
 * be globally unique in the context of the browser.
 */
function guid() {
  return 'f' + (Math.random() * (1 << 30)).toString(16).replace('.', '');
}

module.exports = guid;