Move toString() to collection classes.

runtime/lib/growable_array.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.
 
 class _GrowableObjectArray<T> implements List<T> {
   static final int _classId = (new _GrowableObjectArray(0))._cid;
+  static List _toStringList = new List();
 
   void insert(int index, T element) {
     if (index < 0 || index > length) {
       throw new RangeError.range(index, 0, length);
     }
     if (index == this.length) {
       add(element);
       return;
     }
     int oldLength = this.length;
@@ skipping 313 matching lines @@
     this.length = 0;
   }
 
   Iterable<T> get reversed => IterableMixinWorkaround.reversedList(this);
 
   void sort([int compare(T a, T b)]) {
     IterableMixinWorkaround.sortList(this, compare);
   }
 
   String toString() {
-    return ToString.iterableToString(this);
+    for(int i = 0; i < _toStringList.length; i++) {

[floitsch, 2013/07/08 12:00:50]

change to IterableMixinWorkaround.toStringList(this);

[zarah, 2013/07/08 14:35:15]

Done.

+      if(identical(_toStringList[i], this))
+          return '[...]';
+    }
+    _toStringList.add(this);
+    String result = IterableMixinWorkaround.toStringList(this);
+    _toStringList.remove(this);
+    return result;
   }
-
+  
   Iterator<T> get iterator {
     return new ListIterator<T>(this);
   }
 
   List<T> toList({ bool growable: true }) {
     return new List<T>.from(this, growable: growable);
   }
 
   Set<T> toSet() {
     return new Set<T>.from(this);
   }
 
   Map<int, T> asMap() {
     return IterableMixinWorkaround.asMapList(this);
   }
 }