| // 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 If the resulting class would have any naming conflicts, or other |
| /// compile-time errors, the enum declaration is invalid and a compile-time |
| /// error occurs. Such errors include, but are not limited to: |
| /// ... |
| /// Declaring a generic enum which does not have a regular-bounded |
| /// instantiate-to-bounds result and that has an enum value declaration omitting |
| /// the type arguments and not having arguments from which type arguments can be |
| /// inferred. (For example enum EnumName<F extends C<F>> { foo; } would |
| /// introduce an implicit static const foo = EnumName(0, "foo"); declaration |
| /// where the constructor invocation requires a regular-bounded |
| /// instantiate-to-bounds result). |
| /// |
| /// @description Check that it is a compile-time error to declare a generic enum |
| /// which does not have a regular-bounded instantiate-to-bounds result |
| /// @author sgrekhov@unipro.ru |
| |
| // SharedOptions=--enable-experiment=enhanced-enums |
| |
| typedef A<X> = X Function(X); |
| |
| enum E<Y extends A<Y>> { |
| // ^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| e1<Never>(); |
| } |
| main() { |
| E.e1; |
| } |