getRouteDependence method

NRouterDependence? getRouteDependence(BuildContext? context)

Implementation

T? getRouteDependence(BuildContext? context) {
  if (context == null) return _currentDependence;

  final route = ModalRoute.of(context);
  if (route == null) return _currentDependence;

  final value = _caches[route];
  if (value != null) return value;
  final currentRouteDep = createNode(route);

  _caches[route] = currentRouteDep;

  route.completed.whenComplete(() {
    final dependence = _caches.remove(route);
    dependence?.completed();
  });

  if (_currentDependence != null) {
    _currentDependence!.insertChild(currentRouteDep);
  }
  return _currentDependence = currentRouteDep;
}