code: function(){
  
                  var type    = data.type || (data.into ? 'html' : 'json');
                  var url     = _buildQuery();
  
                  //delegates to ajaGo
                  if(typeof ajaGo[type] === 'function'){
                      return ajaGo[type].call(this, url);
                  }
              }
docs: Trigger the call.
  This is the end of your chain loop.
  
  @example aja()
  .url('data.json')
  .on('200', function(res){
  //Yeah !
  })
  .go();