code: function (id, fields, before) {                                                            // 88
          var self = this;                                                                                      // 89
          if (suppressed || !(observeCallbacks.addedAt || observeCallbacks.added))                              // 90
            return;                                                                                             // 91
          var doc = transform(_.extend(fields, {_id: id}));                                                     // 92
          if (observeCallbacks.addedAt) {                                                                       // 93
            var index = indices                                                                                 // 94
                  ? (before ? self.docs.indexOf(before) : self.docs.size()) : -1;                               // 95
            observeCallbacks.addedAt(doc, index, before);                                                       // 96
          } else {                                                                                              // 97
            observeCallbacks.added(doc);                                                                        // 98
          }                                                                                                     // 99
        }
docs: 87