LanguageFeatures/Constant-update-2018/ShortCircuitOperators_A04_t28.dart

// 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 Finally, the conditional [?]/[:] operator only evaluates one of
/// its branches, depending on whether the condition expression evaluates to
/// [true] or [false]. The other branch must also be a potentially constant
/// expression.
/// @description Checks that conditional operator [?]/[:] in constant expression
/// throws a compile error if condition is not a constant expression.
/// @author iarkh@unipro.ru


bool test = true;

class MyClass1 {
  final int res;
  const MyClass1() : res = test ? 0 : 5;
//                         ^^^^
// [analyzer] unspecified
// [cfe] unspecified
}

class MyClass2 {
  final int res;
  const MyClass2(cond) : res = (cond as bool) ? 0 : 5;
}

main() {
  const res = test ? 1 : 2;
//            ^^^^
// [analyzer] unspecified
// [cfe] unspecified

  const res2 = MyClass2(test);
//             ^^^^^^^^^^^^^^
// [analyzer] unspecified
// [cfe] unspecified

}