fragment_name_with_digest

# File actionview/lib/action_view/helpers/cache_helper.rb, line 259
      def fragment_name_with_digest(name, digest_path)
        name = controller.url_for(name).split("://").last if name.is_a?(Hash)

        if @current_template&.virtual_path || digest_path
          digest_path ||= digest_path_from_template(@current_template)
          [ digest_path, name ]
        else
          name
        end
      end