| /* |
| * 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: |
| * Reflexivity: T0 and T1 are the same type. |
| * @description Check that if type T1 and T0 are both Null then T0 is a subtype |
| * of a type T1 |
| * @author sgrekhov@unipro.ru |
| */ |
| |
| Null t0Instance = null; |
| Null t1Instance = null; |
| |
| //# @T0 = Null |
| //# @T1 = Null |
