public function tag($tag)
    {
        $route = $this->factory->createRoute($this, null, array());

        $this->addRoute($route);

        return $route->tag($tag);
    }
public function tag($tag)
    {
        $route = $this->factory->createRoute($this, null, array());

        $this->addRoute($route);

        return $route->tag($tag);
    }
public function tag ( $ tag ) { $ route = $ this -> factory -> createRoute ( $ this , null , array ( ) ) ; $ this -> addRoute ( $ route ) ; return $ route -> tag ( $ tag ) ; }
Create an empty route with the given tag
@param string $tag
@return Route
Create an empty route with the given tag