// 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 a compile-time error if a redirecting factory constructor
/// redirects to itself, either directly or indirectly via a sequence of
/// redirections.
/// @description Checks that compile-error occurs when factory constructor
/// redirects to itself through a cycle.
/// @author sgrekhov@unipro.ru

// SharedOptions=--enable-experiment=nonfunction-type-aliases

class F1 {
  factory F1() = F2;
//               ^^
// [analyzer] unspecified
// [cfe] unspecified
}
typedef F1Alias = F1;

class F2 {
  factory F2() = F3;
//               ^^
// [analyzer] unspecified
// [cfe] unspecified
}

class F3 {
  factory F3() = FAlias1;
//               ^^^^^^^
// [analyzer] unspecified
// [cfe] unspecified
}

main() {
  new F1();
}