code: function onceConnected( error, methods ) {
  
    if( !error ) {
      console.log( 'Connected to %s. There are %d methods available.', this.get( 'url' ), this.get( 'methods' ).length );
    }
  
    if( error ) {
      console.error( error.message );
    }
  
  }
docs: Callback to Trigger Once Connected.
  
  @param error
  @param methods