| // 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 Multiplicative expressions invoke the multiplication operators on |
| /// objects. |
| /// multiplicativeExpression: |
| /// unaryExpression (multiplicativeOperator unaryExpression)* | |
| /// super (multiplicativeOperator unaryExpression)+ |
| /// ; |
| /// multiplicativeOperator: |
| /// '*' | |
| /// '/' | |
| /// '%' | |
| /// '~/' |
| /// ; |
| /// A multiplicative expression is either a unary expression, or an invocation |
| /// of a multiplicative operator on either super or an expression e1, with |
| /// argument e2. |
| /// @description Checks that various expressions that fit into this grammar |
| /// don't cause compile-time errors. |
| /// @author msyabro |
| |
| |
| topLevelFunction() {} |
| |
| class S { |
| const S(); |
| operator *(var x) {} |
| operator /(var x) {} |
| operator %(var x) {} |
| operator ~/(var x) {} |
| } |
| |
| class A extends S { |
| method() {} |
| get id {} |
| set id(var v) {} |
| |
| test() { |
| //super |
| try {super * 1;} catch (ok) {} |
| try {super / true;} catch (ok) {} |
| try {super % new S();} catch (ok) {} |
| try {super ~/ [1][0]++;} catch (ok) {} |
| |
| // chaining |
| try {super * 1 / 2 % 3 ~/ 4 % 5 / 6 * 7;} catch (ok) {} |
| |
| //invocations |
| try {method() * topLevelFunction();} catch (e) {} |
| try {this.method()(1)(1, 2) / id[0]().x;} catch (e) {} |
| try {id % topLevelFunction().x;} catch (e) {} |
| |
| //unary expressions |
| try {--id / id++;} catch (e) {} |
| try {~-id % !!false;} catch (e) {} |
| |
| //identifier and chaining |
| try {id * id / id % id ~/ id; } catch (e) {} |
| } |
| } |
| |
| main() { |
| A a = new A(); |
| a.test(); |
| } |