PairingScrollController constructor Null safety

PairingScrollController(
  1. {Key? key,
  2. required PairingScrollControllerGroup group,
  3. required Widget child}
)

Implementation

PairingScrollController({
  Key? key,
  required this.group,
  required super.child,
}) : super(
        key: key,
        controller: group._mirror,
      );