code: function(index)
    {
      //Check the index value
      if(index >= nutty._middlewares.length){ return; }
  
      //Call the middleware
      nutty._middlewares[index](args, function(error)
      {
        //Check for undefined error
        if(typeof error === 'undefined'){ var error = null; }
  
        //Check for error
        if(error && error instanceof Error)
        {
          //Throw the error
          throw error;
        }
  
        //Next middleware on the list
        return middlewares_recursive(index + 1);
      });
    }
docs: Middlewares recursive caller