Add helper for parsing stack traces.

tools/dom/src/native_DOMImplementation.dart

 // 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.
 
 part of html;
 
 class _Utils {
   static double dateTimeToDouble(DateTime dateTime) =>
       dateTime.millisecondsSinceEpoch.toDouble();
   static DateTime doubleToDateTime(double dateTime) {
@@ skipping 25 matching lines @@
     if (map['alpha'] == true) result |= 0x01;
     if (map['depth'] == true) result |= 0x02;
     if (map['stencil'] == true) result |= 0x4;
     if (map['antialias'] == true) result |= 0x08;
     if (map['premultipliedAlpha'] == true) result |= 0x10;
     if (map['preserveDrawingBuffer'] == true) result |= 0x20;
 
     return result;
   }
 
+  static List parseStackTrace(StackTrace stackTrace) {

[Anton Muhin, 2013/04/29 07:55:53]

regexp woodoo looks a bit hacky, maybe ask VM team to provide proper support?

[podivilov, 2013/04/29 08:29:09]

There's currently no public API in StackTrace. VM team is aware of this problem.

+    final regExp = new RegExp(r'#\d\s+(.*) \((.*):(\d+):(\d+)\)');
+    List result = [];
+    for (var match in regExp.allMatches(stackTrace.toString())) {
+      result.add([match.group(1), match.group(2), int.parse(match.group(3)), int.parse(match.group(4))]);
+    }
+    return result;
+  }
+
   static void populateMap(Map result, List list) {
     for (int i = 0; i < list.length; i += 2) {
       result[list[i]] = list[i + 1];
     }
   }
 
   static bool isMap(obj) => obj is Map;
 
   static Map createMap() => {};
 
@@ skipping 184 matching lines @@
   }
 
   _send(msg) {
     _sendToHelperIsolate(msg, _sendPort);
   }
 }
 
 get _pureIsolateTimerFactoryClosure =>
     ((int milliSeconds, void callback(Timer time), bool repeating) =>
         new _PureIsolateTimer(milliSeconds, callback, repeating));