| // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| import "package:expect/expect.dart"; |
| |
| class A { |
| operator ==(other) => 1; |
| // ^ |
| // [analyzer] COMPILE_TIME_ERROR.RETURN_OF_INVALID_TYPE |
| // [cfe] A value of type 'int' can't be returned from a function with return type 'bool'. |
| operator <(other) => null; |
| operator <=(other) => 499; |
| operator >(other) => "foo"; |
| operator >=(other) => 42; |
| } |
| |
| // This triggered a bug in Dart2Js: equality operator was always boolified. |
| equals(a) { |
| Expect.equals(1, a == a); |
| } |
| |
| less(a) { |
| Expect.equals(null, a < a); |
| } |
| |
| lessEqual(a) { |
| Expect.equals(499, a <= a); |
| } |
| |
| greater(a) { |
| Expect.equals("foo", a > a); |
| } |
| |
| greaterEqual(a) { |
| Expect.equals(42, a >= a); |
| } |
| |
| main() { |
| var a = new A(); |
| equals(a); |
| less(a); |
| lessEqual(a); |
| greater(a); |
| greaterEqual(a); |
| } |