| // Copyright (c) 2019, 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 generic type alias is a declaration [D] of one of the following |
| /// forms: |
| /// m typedef id<X1extendsB1, ..., Xs extendsBs> = T; |
| /// ... |
| /// where [m] is derived from metadata, [T] is a type, and [S?] is a type or the |
| /// empty string. |
| /// @description Checks that constant generic class constructor can be used as |
| /// metadata, but generic metadata type argument cannot be used in metadata in |
| /// the dart versions less than 2.13. |
| /// @author iarkh@unipro.ru |
| |
| // @dart=2.12 |
| |
| class C<T> { const C(); } |
| |
| @C() typedef G = void Function(); |
| @C<int>() typedef K = void Function(); |
| //^ |
| // [analyzer] SYNTACTIC_ERROR.EXPERIMENT_NOT_ENABLED |
| // [cfe] An annotation can't use type arguments. |
| |
| main() {} |
