code: func NewURLQueryReader(urlInfo *url.URL) (*URLQueryReader, error) {
  	u, err := url.ParseQuery(urlInfo.RawQuery)
  	if err != nil {
  		return nil, err
  	}
  
  	return &URLQueryReader{
  		values: u,
  	}, nil
  }
docs: // NewURLQueryReader parses a raw query and returns it as a URLQueryReader type.