Robert Nystrom
d839eb7bf9
Change-Id: I4501e9a9d2d958cecf21460b628d2ac50a5135bc Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/149492 Auto-Submit: Bob Nystrom <rnystrom@google.com> Reviewed-by: Erik Ernst <eernst@google.com> Commit-Queue: Bob Nystrom <rnystrom@google.com>
37 lines
838 B
Dart
37 lines
838 B
Dart
// Copyright (c) 2013, 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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class I<T> {}
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class J<T> {}
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class K<T> {}
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class S<T> {}
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class M<T> {
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m() {
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return T;
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}
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}
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class A<U, V> = Object with M<Map<U, V>> implements I<V>;
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class B<T> = Object with A<T, Set<T>> implements J<T>;
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class C<T> = S<List<T>> with B implements K<T>; // B is raw.
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main() {
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var c = new C<int>();
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Expect.equals("Map<dynamic, Set<dynamic>>", c.m().toString());
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Expect.isTrue(c is K<int>);
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Expect.isTrue(c is J);
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Expect.isTrue(c is I<Set>);
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Expect.isTrue(c is S<List<int>>);
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Expect.isTrue(c is A<dynamic, Set>);
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Expect.isTrue(c is M<Map<dynamic, Set>>);
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}
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