|  | // Copyright (c) 2012, 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. | 
|  |  | 
|  | library IsolateImportNegativeTest; | 
|  |  | 
|  | // Omitting the following import is an error: | 
|  | /* // //# 01: runtime error, static type warning | 
|  | import 'dart:isolate'; | 
|  | */ // //# 01: continued | 
|  | import 'package:async_helper/async_helper.dart'; | 
|  |  | 
|  | void entry(msg) {} | 
|  |  | 
|  | main() { | 
|  | asyncStart(); | 
|  | Isolate.spawn(entry, null).whenComplete(asyncEnd); | 
|  | } |