| /* |
| * Copyright (c) 2018, 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 We say that a type T0 is a subtype of a type T1 (written T0 <: T1) |
| * when: |
| * Left Bottom: if T0 is Never then T0 <: T1 |
| * @description Check that if type T0 is Never then T0 is a subtype of T1. Test |
| * type aliases |
| * @author sgrekhov@unipro.ru |
| */ |
| // SharedOptions=--enable-experiment=non-nullable,nonfunction-type-aliases |
| |
| class T1 {} |
| |
| typedef Neverland = Never; |
| |
| test(Neverland n) { |
| T1 t1 = n; |
| (T1 t){}(n); |
| foo(n); |
| } |
| |
| foo(T1 t) {} |
| |
| main() { |
| } |
