/**
 * @author       Richard Davey <rich@photonstorm.com>
 * @copyright    2018 Photon Storm Ltd.
 * @license      {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
 */
/**
 * Verifies that an object contains all requested keys
 *
 * @function Phaser.Utils.Object.HasAll
 * @since 3.0.0
 *
 * @param {object} source - an object on which to check for key existence
 * @param {string[]} keys - an array of keys to ensure the source object contains
 *
 * @return {boolean} true if the source object contains all keys, false otherwise.
 */
declare var HasAll: (source: any, keys: any) => boolean;