text: /**
   * @author       Richard Davey <rich@photonstorm.com>
   * @copyright    2019 Photon Storm Ltd.
   * @license      {@link https://opensource.org/licenses/MIT|MIT License}
   */
  
  var OS = require('./OS');
  
  /**
   * Determines the browser type and version running this Phaser Game instance.
   * These values are read-only and populated during the boot sequence of the game.
   * They are then referenced by internal game systems and are available for you to access
   * via `this.sys.game.device.browser` from within any Scene.
   * 
   * @typedef {object} Phaser.Device.Browser
   * @since 3.0.0
   * 
   * @property {boolean} chrome - Set to true if running in Chrome.
   * @property {boolean} edge - Set to true if running in Microsoft Edge browser.
   * @property {boolean} firefox - Set to true if running in Firefox.
   * @property {boolean} ie - Set to true if running in Internet Explorer 11 or less (not Edge).
   * @property {boolean} mobileSafari - Set to true if running in Mobile Safari.
   * @property {boolean} opera - Set to true if running in Opera.
   * @property {boolean} safari - Set to true if running in Safari.
   * @property {boolean} silk - Set to true if running in the Silk browser (as used on the Amazon Kindle)
   * @property {boolean} trident - Set to true if running a Trident version of Internet Explorer (IE11+)
   * @property {number} chromeVersion - If running in Chrome this will contain the major version number.
   * @property {number} firefoxVersion - If running in Firefox this will contain the major version number.
   * @property {number} ieVersion - If running in Internet Explorer this will contain the major version number. Beyond IE10 you should use Browser.trident and Browser.tridentVersion.
   * @property {number} safariVersion - If running in Safari this will contain the major version number.
   * @property {number} tridentVersion - If running in Internet Explorer 11 this will contain the major version number. See {@link http://msdn.microsoft.com/en-us/library/ie/ms537503(v=vs.85).aspx}
   */
  var Browser = {
  
      chrome: false,
      chromeVersion: 0,
      edge: false,
      firefox: false,
      firefoxVersion: 0,
      ie: false,
      ieVersion: 0,
      mobileSafari: false,
      opera: false,
      safari: false,
      safariVersion: 0,
      silk: false,
      trident: false,
      tridentVersion: 0
  
  };
  
  function init ()
  {
      var ua = navigator.userAgent;
  
      if (/Edge\/\d+/.test(ua))
      {
          Browser.edge = true;
      }
      else if ((/Chrome\/(\d+)/).test(ua) && !OS.windowsPhone)
      {
          Browser.chrome = true;
          Browser.chromeVersion = parseInt(RegExp.$1, 10);
      }
      else if ((/Firefox\D+(\d+)/).test(ua))
      {
          Browser.firefox = true;
          Browser.firefoxVersion = parseInt(RegExp.$1, 10);
      }
      else if ((/AppleWebKit/).test(ua) && OS.iOS)
      {
          Browser.mobileSafari = true;
      }
      else if ((/MSIE (\d+\.\d+);/).test(ua))
      {
          Browser.ie = true;
          Browser.ieVersion = parseInt(RegExp.$1, 10);
      }
      else if ((/Opera/).test(ua))
      {
          Browser.opera = true;
      }
      else if ((/Safari/).test(ua) && !OS.windowsPhone)
      {
          Browser.safari = true;
      }
      else if ((/Trident\/(\d+\.\d+)(.*)rv:(\d+\.\d+)/).test(ua))
      {
          Browser.ie = true;
          Browser.trident = true;
          Browser.tridentVersion = parseInt(RegExp.$1, 10);
          Browser.ieVersion = parseInt(RegExp.$3, 10);
      }
  
      //  Silk gets its own if clause because its ua also contains 'Safari'
      if ((/Silk/).test(ua))
      {
          Browser.silk = true;
      }
  
      return Browser;
  }
  
  module.exports = init();
  