// Copyright (c) 2019, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

/// @assertion It is not a compile time error to write to a final variable if
/// that variable is declared late and does not have an initializer.
///
/// @description Check that it is a runtime error to write to a final variable
/// when that variable is declared late but has been written to already
/// @author sgrekhov@unipro.ru
/// @issue 39684

// Requirements=nnbd-strong
import "../../Utils/expect.dart";

late final g;

class C {
  static late final s;
  late final v;
}

main() {
  g = "Lily";
  C.s = "was";
  C c = new C();
  c.v = "here";

  Expect.throws(() {g = "Lily";});
  Expect.throws(() {C.s = "was";});
  Expect.throws(() {c.v = "here";});
}