code: function () {
          var self = this;
          if (typeof this._isIntercepted === 'undefined') {
            // Got through all injector objects
            each(res.injectors, function (obj) {
              if (obj.when(req, res)) {
                self._isIntercepted = true;
                obj.active = true;
              }
            });
  
            if (!this._isIntercepted) {
              this._isIntercepted = false;
            }
            debug('first time _interceptCheck ran', this._isIntercepted);
          }
          return this._isIntercepted;
        }
docs: Checks if this response should be intercepted