| // Copyright (c) 2022, 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 built-in class [Record] with no members except those inherited |
| /// from [Object]. All record types are a subtype of this class. This type |
| /// cannot be constructed, extended, mixed in, or implemented by user-defined |
| /// classes. |
| /// |
| /// @description Checks that it is a compile error to implement [Record] class |
| /// @author sgrekhov22@gmail.com |
| |
| class R1 implements Record { |
| // ^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| } |
| |
| class R2 implements (int, {String s}) { |
| // ^^^^^^^^^^^^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| } |
| |
| class R3 implements () { |
| // ^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| } |
| |
| main() { |
| R1(); |
| R2(); |
| R3(); |
| } |
