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912005267d
Change-Id: I46be49b2effec3e38a3dc44cd45cfe736f77fa78 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/182680 Commit-Queue: Sigmund Cherem <sigmund@google.com> Reviewed-by: Joshua Litt <joshualitt@google.com> Reviewed-by: Nicholas Shahan <nshahan@google.com> Reviewed-by: Stephen Adams <sra@google.com>
23 lines
526 B
Dart
23 lines
526 B
Dart
// Copyright (c) 2018, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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// dart2jsOptions=--strong --omit-implicit-checks
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import 'package:expect/expect.dart';
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bool f<T, S>(T a, S b) => a is S;
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typedef bool F<P, Q>(P a, Q b);
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class B<X, Y> {
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F<X, Y> c;
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B() : c = f;
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}
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main() {
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Expect.isTrue(new B<int, int>().c(0, 0));
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Expect.isFalse(new B<int, String>().c(0, ''));
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}
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