| /* |
| * Copyright (c) 2020, 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 If an unmigrated library re-exports a migrated library, the |
| * re-exported symbols retain their migrated status (that is, downstream |
| * migrated libraries will see their migrated types). |
| * @description Check that type alias for [Never] type exported from opted- |
| * in library to legacy library and then back to the opted in code cannot be |
| * assigned to [null]. |
| * @author iarkh@unipro.ru |
| */ |
| // SharedOptions=--enable-experiment=non-nullable,nonfunction-type-aliases |
| // Requirements=nnbd-strong |
| |
| import "exports_A01_legacy_aliases_lib.dart"; |
| |
| main() { |
| NeverAlias n = null; |
| // ^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| } |