| // 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 B { | |
| static var x; | |
| operator <<(other) { | |
| x = other; | |
| return 33; | |
| } | |
| } | |
| class A { | |
| get _m => new B(); | |
| opshl(n) { | |
| // 'n' must be a number, but we are not allowed to throw before we have | |
| // evaluated _m << 499. | |
| return (_m << 499) | (2 - n); | |
| } | |
| } | |
| main() { | |
| var a = new A(); | |
| Expect.throws(() => a.opshl("string")); | |
| Expect.equals(499, B.x); | |
| } |