dart sealed class and unstructuring of switch case in pattern matching

sealed_state_example.dart

enum ScoreLevel {
  rookie, 
  maestro
}

sealed class MyState {
  
}

class SuccessState extends MyState {
  final int score;
  final ScoreLevel level;
  SuccessState({ required this.score, required this.level});
}


class SomeErrorsState extends MyState {
  final Error error;
  final String? maybeResultAnyway;
  SomeErrorsState({ required this.error, required this.maybeResultAnyway});
}


bool _isThatSomeGoodNews(MyState state) {
  
}


void main() {
  for (int i = 0; i < 10; i++) {
    print('hello ${i + 1}');
  }
}