dispose method

Future<void> dispose()

Marks the object as disposed and cleans up managed resources.

Implementation

Future<void> dispose() async {
  if (_disposed) return;
  _disposed = true;
  await Future.wait([
    ..._managedControllers.map((c) async => await c.close()),
    ..._managedSubscriptions.map((s) async => await s.cancel()),
  ]);
}