| // 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 two operators == can't be placed one after another.
|
| * @compile-error
|
| * @author msyabro
|
| */
|
|
|
| main() {
|
| try {
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| 1 == == 2;
|
| } catch (e) {}
|
| }
|
