Johnni Winther
c031e73df0
This in preparation for enabling all bleeding edge experimental features in testcases/general to get early feedback on how new features affect existing code. Change-Id: I1618e9b0401b3f3163c147e6a22c5895d4a5486e Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/234840 Reviewed-by: Chloe Stefantsova <cstefantsova@google.com> Commit-Queue: Johnni Winther <johnniwinther@google.com>
22 lines
446 B
Dart
22 lines
446 B
Dart
// Copyright (c) 2019, 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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// @dart=2.9
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class A {}
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class B extends A {
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A operator +(B b) => new C();
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}
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class C extends A {}
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main() {
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Map<int, B> map = {0: new B()};
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try {
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map[0] += new B();
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throw 'Expected type error';
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} catch (_) {}
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}
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