| /* |
| * 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 A new primitive type Never. This type is denoted by the built-in |
| * type declaration Never declared in dart:core. |
| * |
| * @description Check new primitive type Never |
| * @author sgrekhov@unipro.ru |
| */ |
| // SharedOptions=--enable-experiment=non-nullable |
| import "../../Utils/expect.dart"; |
| |
| class C {} |
| |
| dynamic test() => Never; |
| |
| main() { |
| C c1 = Never; |
| c1 = test(); |
| Expect.isTrue(c1 is Never); |
| |
| C? c2 = Never; |
| c2 = test(); |
| Expect.isTrue(c2 is Never); |
| } |
