# File lib/will_paginate/view_helpers/sinatra.rb, line 19
      def url(page)
        str = File.join(request.script_name.to_s, request.path_info)
        params = request.GET.merge(param_name.to_s => page.to_s)
        params.update @options[:params] if @options[:params]
        str << '?' << build_query(params)
      end