Robert Nystrom
cd5883fa85
The "@compile-error" comment is an old not-great way of defining static error tests. Change-Id: I6564643302f66c5920b38d2269c160099322560b Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/296421 Reviewed-by: Jake Macdonald <jakemac@google.com> Commit-Queue: Jake Macdonald <jakemac@google.com> Auto-Submit: Bob Nystrom <rnystrom@google.com>
47 lines
997 B
Dart
47 lines
997 B
Dart
// Copyright (c) 2012, 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 A {
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operator ==(other) => 1;
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// ^
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// [analyzer] COMPILE_TIME_ERROR.RETURN_OF_INVALID_TYPE
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// [cfe] A value of type 'int' can't be returned from a function with return type 'bool'.
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operator <(other) => null;
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operator <=(other) => 499;
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operator >(other) => "foo";
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operator >=(other) => 42;
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}
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// This triggered a bug in Dart2Js: equality operator was always boolified.
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equals(a) {
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Expect.equals(1, a == a);
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}
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less(a) {
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Expect.equals(null, a < a);
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}
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lessEqual(a) {
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Expect.equals(499, a <= a);
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}
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greater(a) {
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Expect.equals("foo", a > a);
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}
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greaterEqual(a) {
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Expect.equals(42, a >= a);
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}
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main() {
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var a = new A();
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equals(a);
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less(a);
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lessEqual(a);
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greater(a);
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greaterEqual(a);
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}
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