Robert Nystrom
fc1b1ecc71
Change-Id: Idbcc965a27e9ffeedf5e0a1068b019de4193070f Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/127745 Commit-Queue: Bob Nystrom <rnystrom@google.com> Reviewed-by: Alexander Thomas <athom@google.com>
17 lines
679 B
Dart
17 lines
679 B
Dart
// Copyright (c) 2017, 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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import "package:expect/expect.dart";
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main() {
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int Function(Null) f = (x) => 1; // Runtime type is int Function(Object)
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Expect.isTrue(f is int Function(Null));
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Expect.isTrue(f is int Function(String));
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Expect.isTrue(f is int Function(Object));
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int Function(String) g = (x) => 1; // Runtime type is int Function(String)
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Expect.isTrue(g is int Function(Null));
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Expect.isTrue(g is int Function(String));
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Expect.isFalse(g is int Function(Object));
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}
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