docs: function (defs, normalizeResults) {
              this.__errors = [];
              this.__results = [];
              this.normalizeResults = base.isBoolean(normalizeResults) ? normalizeResults : false;
              this._super(arguments);
              if (defs && defs.length) {
                  this.__defLength = defs.length;
                  forEach(defs, this.__addPromise, this);
              } else {
                  this.__resolve();
              }
          }