def render
    content = output_capture(@block) do
      instance_exec( *@args, &@block )
    end
    content_wrapped = output_capture() { wrap( content ) }
    output_concat content_wrapped
  end
def render
    content = output_capture(@block) do
      instance_exec( *@args, &@block )
    end
    content_wrapped = output_capture() { wrap( content ) }
    output_concat content_wrapped
  end
Renders output to the template or returns it as a string.