| /* | |
| * 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 Unary expressions invoke unary operators on objects. | |
| * unaryExpression: | |
| * prefixOperator unaryExpression | | |
| * awaitExpression | | |
| * postfixExpression | | |
| * (minusOperator | tildeOperator) super | | |
| * incrementOperator assignableExpression | |
| * ; | |
| * prefixOperator: | |
| * minusOperator | | |
| * negationOperator | | |
| * tildeOperator | |
| * ; | |
| * minusOperator: | |
| * ‘-’ | | |
| * ; | |
| * negationOperator: | |
| * ‘!’ | | |
| * ; | |
| * tildeOperator: | |
| * ‘˜’ | |
| * ; | |
| * A unary expression is either a postfix expression, an await expression or | |
| * an invocation of a prefix operator on an expression or an invocation of a | |
| * unary operator on either super or an expression e. | |
| * @description Checks that a non-expression statement can't be used with | |
| * incrementOperator. (Variable declaration statement) | |
| * @compile-error | |
| * @author msyabro | |
| */ | |
| main() { | |
| ++ var x; | |
| } |