Even better stack chains with VM async/await.

test/frame_test.dart

 // Copyright (c) 2013, 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 frame_test;
 
 import 'package:path/path.dart' as path;
 import 'package:stack_trace/stack_trace.dart';
 import 'package:unittest/unittest.dart';
 
@@ skipping 38 matching lines @@
       expect(parsedMember('<anonymous closure>.<anonymous closure>.bar'),
           equals('<fn>.<fn>.bar'));
     });
 
     test('converts "<<anonymous closure>_async_body>" to "<async>"', () {
       var frame = new Frame.parseVM(
           '#0 Foo.<<anonymous closure>_async_body> (foo:0:0)');
       expect(frame.member, equals('Foo.<async>'));
     });
 
-    test('converts "<<anonymous closure>_async_body>" to "<async>"', () {
+    test('converts "<function_name_async_body>" to "<async>"', () {
       var frame = new Frame.parseVM(
-          '#0 Foo.<<anonymous closure>_async_body> (foo:0:0)');
+          '#0 Foo.<function_name_async_body> (foo:0:0)');
       expect(frame.member, equals('Foo.<async>'));
     });
 
     test('parses a folded frame correctly', () {
       var frame = new Frame.parseVM('...');
 
       expect(frame.member, equals('...'));
       expect(frame.uri, equals(new Uri()));
       expect(frame.line, isNull);
       expect(frame.column, isNull);
@@ skipping 474 matching lines @@
           equals('dart:core/uri.dart 5 in Foo'));
     });
 
     test('prints relative paths as relative', () {
       var relative = path.normalize('relative/path/to/foo.dart');
       expect(new Frame.parseFriendly('$relative 5:10  Foo').toString(),
           equals('$relative 5:10 in Foo'));
     });
   });
 }