Robert Nystrom
13b470ac46
They don't do anything yet, but the syntax is supported and tested. Change-Id: I67e3c72babd8e272b28b434dfb0cf6028f472676 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/107568 Commit-Queue: Bob Nystrom <rnystrom@google.com> Reviewed-by: Nate Bosch <nbosch@google.com>
21 lines
578 B
Dart
21 lines
578 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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// The following compile-time error is expected:
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//
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// Error: 'D' can't implement both '#lib1::B<#lib1::D::X, #lib1::D::Y>' and
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// '#lib1::B<#lib1::D::X, #lib1::A>'
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// class D<X, Y> extends B<X, Y> with C<X> {}
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// ~
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class A {}
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class B<X, Y> {}
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mixin C<X> on B<X, A> {}
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class /*@compile-error=unspecified*/ D<X, Y> extends B<X, Y> with C {}
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main() {}
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