    # File lib/compass/sass_extensions/functions/urls.rb, line 3
      def stylesheet_url(path, only_path = Sass::Script::Bool.new(false))
        # Compute the path to the stylesheet, either root relative or stylesheet relative
        # or nil if the http_images_path is not set in the configuration.
        http_stylesheets_path = if relative?
          compute_relative_path(Compass.configuration.css_path)
        elsif Compass.configuration.http_stylesheets_path
          Compass.configuration.http_stylesheets_path
        else
          Compass.configuration.http_root_relative(Compass.configuration.css_dir)
        end

        path = "#{http_stylesheets_path}/#{path.value}"
        if only_path.to_bool
          Sass::Script::String.new(clean_path(path))
        else
          clean_url(path)
        end
      end