| // 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 All opted-in libraries upstream from the legacy library are |
| * viewed by the legacy library with nullability related features erased from |
| * their APIs. In particular: |
| * - All types of the form T? in the opted-in API are treated as T. |
| * - All required named parameters are treated as optional named parameters. |
| * - The type Never is treated as the type Null |
| * |
| * @description Checks that legacy code cannot run in the strong mode/ |
| * @Issue 44545 |
| * @compile-error |
| * @author iarkh@unipro.ru |
| */ |
| // Requirements=nnbd-strong |
| // @dart=2.6 |
| |
| main() {} |
| |
