// move.js

(function () {
  /* global adventurejs A */

  var p = adventurejs.Game.prototype;

  /**
   * <strong>move</strong> takes a string representing an
   * asset name or id and tries to return an asset object.
   * It doesn't actually move anything, but is one half of
   * a call to MyGame.move(asset).to({in:asset})
   * @memberOf adventurejs.Game
   * @method adventurejs.Game#move
   * @param {Object|String} asset Asset object or Name or ID of a game object.
   * @returns {Object} A game asset.
   */
  p.move = function Game_move(asset) {
    if ("string" === typeof asset) {
      asset = this.game.getAsset(asset);
    }
    return asset || this.game.world.null;
  };
})();