docs: function cleanJoin(req) {
    if(!isAbsoluteURL(req.url) && req.baseURL) {
      const parsedBase = url.parse(req.baseURL, true);
      const parsed = url.parse(req.url, true);
      return {
        protocol: parsedBase.protocol,
        host: parsedBase.hostname,
        port: parsedBase.port,
        path: URLJoin(parsedBase.pathname, parsed.pathname),
        query: mergeObjects(req._query, parsedBase.query, parsed.query)
      };
    } else {
      const parsed = url.parse(req.url, true);
      return {
        protocol: parsed.protocol,
        host: parsed.hostname,
        port: parsed.port,
        path: parsed.pathname,
        query: mergeObjects(req._query, parsed.query)
      };
    }
  }