| // 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 Equality expressions test objects for equality. | |
| /// equalityExpression: | |
| /// relationalExpression (equalityOperator relationalExpression)? | | |
| /// super equalityOperator relationalExpression | |
| /// ; | |
| /// equalityOperator: | |
| /// '==' | | |
| /// '!=' | |
| /// ; | |
| /// An equality expression is either a relational expression, or an invocation of | |
| /// an equality operator on either super or an expression e1, with argument e2. | |
| /// @description Checks that equality expressions cannot be operands of another | |
| /// equality expression. | |
| /// @author msyabro | |
| main() { | |
| try { | |
| 1 != 2 != 3; | |
| // ^ | |
| // [analyzer] unspecified | |
| // [cfe] unspecified | |
| } catch (e) {} | |
| } |