| // 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 The resulting constructor invocations are subject to type |
| /// inference, using the empty context type. This implies that inferred type |
| /// arguments to the constructor invocation itself may depend on the types of |
| /// the argument expressions of args. The type of the constant variable is the |
| /// static type of the resulting constant object creation expression. |
| /// |
| /// @description Check that omitted type arguments to a generic enum class are |
| /// filled in by type inference, using the type of arguments |
| /// @author sgrekhov@unipro.ru |
| |
| // SharedOptions=--enable-experiment=enhanced-enums |
| |
| import "../../Utils/expect.dart"; |
| |
| enum E<T> { |
| e1(1), |
| e2("1"), |
| e3(true); |
| |
| final T t; |
| const E(this.t); |
| } |
| |
| main() { |
| Expect.equals(1, E.e1.t); |
| Expect.equals("1", E.e2.t); |
| Expect.equals(true, E.e3.t); |
| |
| Expect.equals("int", E.e1.t.runtimeType.toString()); |
| Expect.equals("String", E.e2.t.runtimeType.toString()); |
| Expect.equals("bool", E.e3.t.runtimeType.toString()); |
| } |