// isNested.js
(function() {
	/*global adventurejs A*/ 
  "use strict";
  var p = adventurejs.Character.prototype;	
  /**
   * Determine whether character asset has a nest. Can be used 
   * to test against specific aspects and parent assets.
   * For example, player.isNested( 'in', 'bed' )
   * @memberOf adventurejs.Character
	 * @method adventurejs.Character#isNested
   * @return {Boolean}
   */
  p.isNested = p.$nested = function Character_isNested( prep, prop )
  {
    if( "undefined" === typeof this.nest ) return false;

    var prepkey = Object.keys( this.nest )[0];
    var propvalue = this.nest[prepkey];

    if( prep && "undefined" === typeof prepkey ) return false;
    if( prep && prep !== prepkey ) return false;

    if( prop && "undefined" === typeof propvalue ) return false;
    if( prop && prop !== propvalue ) return false;

    // received isNested()
    if( "undefined" === typeof prep 
    && "undefined" === typeof prop )
    {
      if( propvalue ) return true;
      else return false;
    }

    return true;
  }
}());