| // 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 Additive expressions invoke the addition operators on objects.
|
| * additiveExpression:
|
| * multiplicativeExpression (additiveOperator multiplicativeExpression)* |
|
| * super (additiveOperator multiplicativeExpression)+
|
| * ;
|
| * additiveOperator:
|
| * '+' |
|
| * '-'
|
| * ;
|
| * An additive expression is either a multiplicative expression, or an
|
| * invocation of an additive operator on either super or an expression e1, with
|
| * argument e2.
|
| * @description Checks that super can be used only as
|
| * the first operand in a additive expression.
|
| * @compile-error
|
| * @author msyabro
|
| */
|
|
|
| class S {}
|
|
|
| class A extends S {
|
| test() {
|
| try {
|
| 1 + super;
|
| } catch (e) {}
|
| }
|
| }
|
|
|
| main() {
|
| A a = new A();
|
| a.test();
|
| }
|
