docs: function fullResponse() {
      function restifyResponseHeaders(req, res, next) {
          res.once('header', function () {
  
              // Restify 1.0 compatibility
              if (res.defaultResponseFormatters) {
                  res.defaultResponseFormatters(res._data);
              }
  
              res.emit('beforeSend', res._data, res._body);
  
              // end backwards-compatibility
              return (setHeaders(req, res));
          });
  
          return (next());
      }
  
      return (restifyResponseHeaders);
  }