/**
 * @author       Richard Davey <rich@photonstorm.com>
 * @copyright    2018 Photon Storm Ltd.
 * @license      {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
 */
/**
 * Determines the operating system of the device 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.os` from within any Scene.
 *
 * @typedef {object} Phaser.Device.OS
 * @since 3.0.0
 *
 * @property {boolean} android - Is running on android?
 * @property {boolean} chromeOS - Is running on chromeOS?
 * @property {boolean} cocoonJS - Is the game running under CocoonJS?
 * @property {boolean} cocoonJSApp - Is this game running with CocoonJS.App?
 * @property {boolean} cordova - Is the game running under Apache Cordova?
 * @property {boolean} crosswalk - Is the game running under the Intel Crosswalk XDK?
 * @property {boolean} desktop - Is running on a desktop?
 * @property {boolean} ejecta - Is the game running under Ejecta?
 * @property {boolean} electron - Is the game running under GitHub Electron?
 * @property {boolean} iOS - Is running on iOS?
 * @property {boolean} iPad - Is running on iPad?
 * @property {boolean} iPhone - Is running on iPhone?
 * @property {boolean} kindle - Is running on an Amazon Kindle?
 * @property {boolean} linux - Is running on linux?
 * @property {boolean} macOS - Is running on macOS?
 * @property {boolean} node - Is the game running under Node.js?
 * @property {boolean} nodeWebkit - Is the game running under Node-Webkit?
 * @property {boolean} webApp - Set to true if running as a WebApp, i.e. within a WebView
 * @property {boolean} windows - Is running on windows?
 * @property {boolean} windowsPhone - Is running on a Windows Phone?
 * @property {number} iOSVersion - If running in iOS this will contain the major version number.
 * @property {number} pixelRatio - PixelRatio of the host device?
 */
declare var OS: any;