blob: 8ab46fd8a442d5e416b5e8b1a18f15b47907442f [file] [log] [blame]
// Copyright (c) 2018, 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.
// @dart = 2.7
// dart2jsOptions=--strong
import 'package:expect/expect.dart';
bool f<T, S>(T a, S b) => a is S;
typedef bool F<P, Q>(P a, Q b);
class B<X, Y> {
F<X, Y> c;
B() : c = f;
main() {
Expect.isTrue(new B<int, int>().c(0, 0));
Expect.isFalse(new B<int, String>().c(0, ''));