// 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. | |
extension Test<T> on T { | |
T Function(T) get test => (a) => this; | |
} | |
class Foo<S extends num> { | |
void test1(S x) { | |
S Function(S) f = x.test; | |
} | |
} | |
void main() {} |