async await

async.dart

void main() async {
//   final bool1 = await getSomeFuture1();
//   final bool2 = await getSomeFuture2();
  final bool3 = await getSomeFuture3();
//   print(bool1);
//   print(bool2);
  print(bool3);
}

Future<bool> getSomeFuture3() async {
  print('before async func');
  final isCoolFeature =  await Future.delayed(Duration(seconds: 1)).then((v) {
    print('in async');
    return true;
  });
  print('after async func');

  return isCoolFeature;
}

// Future<bool> getSomeFuture1() async {
//   final isCoolFeature =
//       await Future.delayed(Duration(seconds: 1)).then((v) => true);
//   return isCoolFeature;
// }

// Future<bool> getSomeFuture2() async {
//   return Future.delayed(Duration(seconds: 1)).then((v) => true);
// }