| /* | |
| * 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 an additive expression of the form | |
| * multiplicativeExpression ('+' multiplicativeExpression)* | |
| * must have at least two operands. | |
| * @compile-error | |
| * @author msyabro | |
| */ | |
| main() { | |
| try { | |
| 1 +; | |
| } catch (e) {} | |
| } |