detach method

void detach(T state)

Implementation

void detach(T state) {
  // print('hi detach self=$hashCode _states=${_states.map((s) => s.hashCode).toList()} state=${state.hashCode}');
  final removed = _states.remove(state);
  assert(removed,
      'want to detach() but it did not even exist _states=${_states.map((s) => s.hashCode).toList()} state=${state.hashCode}');
}