Kallen Tu
7bae7294c9
Change-Id: I2532f24b360ea0a2f7afb92f3393719a16fa15e3 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/286957 Reviewed-by: Johnni Winther <johnniwinther@google.com> Commit-Queue: Kallen Tu <kallentu@google.com>
25 lines
667 B
Dart
25 lines
667 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=2.19
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import "dart:core" as core;
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class A implements core.Function {
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// No error here: core.Function is ignored.
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operator ==(other) => false;
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}
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class B implements Function {
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// Error here Object.== and Function.== disagree on the type of other.
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operator ==(other) => false;
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}
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// CFE Error here: Function is built-in id, could not used as type id.
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class Function {
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core.bool operator ==(core.Object other) => false;
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}
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main() {}
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