anchor.diff:                );
               }
   
  +            if (snapshot.docs.isEmpty && emptyBuilder != null) {
  +              return emptyBuilder(context);
  +            }
  +
               return ListView.builder(
                 itemCount: snapshot.docs.length,
                 itemBuilder: (context, index) {
  
positive.code:     int pageSize = 10,
      FirestoreLoadingBuilder? loadingBuilder,
      FirestoreErrorBuilder? errorBuilder,
      Axis scrollDirection = Axis.vertical,
      bool reverse = false,
      ScrollController? controller,
  
negative.code:   StackTrace stackTrace,
  );
  
  /// A type representing the function passed to [FirestoreListView] for its `emptyBuilder`.
  typedef FirestoreEmptyBuilder = Widget Function(BuildContext context);
  
  /// {@template firebase_ui.firestorelistview}
  /// A [ListView.builder] that obtains its items from a Firestore query.
  ///
  