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Текущая директория: /usr/lib/node_modules/bitgo/node_modules/@bitgo/sdk-coin-hbar/node_modules/fbjs/lib

Просмотр файла: performanceNow.js

"use strict";

/**
 * Copyright (c) 2013-present, Facebook, Inc.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
 * @typechecks
 */
var performance = require("./performance");

var loadTime = Date.now();
/**
 * Detect if we can use `window.performance.now()` and gracefully fallback to
 * `Date.now()` if it doesn't exist. We need to support Firefox < 15 for now
 * because of Facebook's testing infrastructure.
 */

module.exports = performance.now ? function () {
  return performance.now();
} : function () {
  return Date.now() - loadTime;
};

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