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https://github.com/dart-lang/sdk
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f9f1ca6171
Change-Id: Ib8721cf976803d8d1b9d723b7e691e344c768b67 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/149881 Reviewed-by: Sigmund Cherem <sigmund@google.com> Commit-Queue: Joshua Litt <joshualitt@google.com>
47 lines
747 B
Dart
47 lines
747 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
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import 'package:expect/expect.dart';
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class A {}
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class B extends A {}
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class C {}
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class D<T> {}
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class E<T> extends D<T> {}
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class F<T> {}
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void f1<T extends A>() {
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print('f1<$T>');
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}
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void f2<S, T extends D<S>>() {
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print('f2<$S,$T>');
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}
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main() {
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dynamic f = f1;
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f<A>();
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f<B>();
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Expect.throws(() => f<C>(), (e) {
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print(e);
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return true;
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});
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f();
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f = f2;
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f<A, D<A>>();
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f<A, E<A>>();
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Expect.throws(() => f<A, F<A>>(), (e) {
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print(e);
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return true;
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});
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f();
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}
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