| // Copyright (c) 2011, 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. | |
| /** | |
| * @assertion The is-expression tests if an object is a member of a type. | |
| * typeTest: | |
| * isOperator type | |
| * ; | |
| * isOperator: | |
| * is '!'? | |
| * ; | |
| * @description Checks basic grammar. | |
| * @author msyabro | |
| */ | |
| main() { | |
| 1 is int; | |
| 2 is! int; | |
| } |