code: function Dispatcher(req, res, next) {
              _classCallCheck(this, Dispatcher);
  
              this.req = req;
              this.res = res;
              this.next = next;
           }
docs: constructor - description
  
  @param  {type} req  description
  @param  {type} res  description
  @param  {type} next description
  @return {type}      description