Add setAll, insertAll, replaceRange and fillRange.

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> {
   factory _GrowableObjectArray._uninstantiable() {
     throw new UnsupportedError(
         "GrowableObjectArray can only be allocated by the VM");
   }
 
@@ skipping 34 matching lines @@
 
   void remove(Object element) {
     for (int i = 0; i < this.length; i++) {
       if (this[i] == element) {
         removeAt(i);
         return;
       }
     }
   }
 
+  void insertAll(int index, Iterable<T> iterable) {
+    if (index < 0 || index > length) {
+      throw new RangeError.range(index, 0, length);
+    }
+    // TODO(floitsch): we can probably detect more cases.
+    if (iterable is! List && iterable is! Set && iterable is! SubListIterable) {
+      iterable = iterable.toList();
+    }
+    int insertionLength = iterable.length;
+    // There might be errors after the length change, in which case the list
+    // will end up being modified but the operation not complete. Unless we
+    // always go through a "toList" we can't really avoid that.
+    this.length += insertionLength;
+    setRange(index + insertionLength, this.length, this, index);
+    setAll(index, iterable);
+  }
+
+  void setAll(int index, Iterable<T> iterable) {
+    if (iterable is List) {
+      setRange(index, index + iterable.length, iterable);

[Lasse Reichstein Nielsen, 2013/04/15 12:11:31]

Notice how the other parameter structure for setRange would have allowed you to
omit the second argument entirely :P

+    } else {
+      for (T element in iterable) {
+        this[index++] = element;
+      }
+    }
+  }
+
   void removeWhere(bool test(T element)) {
     IterableMixinWorkaround.removeWhereList(this, test);
   }
 
   void retainWhere(bool test(T element)) {
     IterableMixinWorkaround.removeWhereList(this,
                                             (T element) => !test(element));
   }
 
   Iterable<T> getRange(int start, int end) {
     return IterableMixinWorkaround.getRangeList(this, start, end);
   }
 
   void setRange(int start, int end, Iterable<T> iterable, [int skipCount = 0]) {
     IterableMixinWorkaround.setRangeList(this, start, end, iterable, skipCount);
   }
 
   void removeRange(int start, int end) {
     Arrays.indicesCheck(this, start, end);
     Arrays.copy(this,
                 end,
                 this,
                 start,
                 this.length - end);
     this.length = this.length - (end - start);
   }
 
+  void replaceRange(int start, int end, Iterable<T> iterable) {
+    IterableMixinWorkaround.replaceRangeList(this, start, end, iterable);
+  }
+
+  void fillRange(int start, int end, [T fillValue]) {
+    IterableMixinWorkaround.fillRangeList(this, start, end, fillValue);
+  }
+
   List<T> sublist(int start, [int end]) {
     Arrays.indicesCheck(this, start, end);
     if (end == null) end = length;
     int length = end - start;
     if (start == end) return <T>[];
     List list = new _GrowableObjectArray<T>.withCapacity(length);
     list.length = length;
     Arrays.copy(this, start, list, 0, length);
     return list;
   }
@@ skipping 220 matching lines @@
   }
 
   Set<T> toSet() {
     return new Set<T>.from(this);
   }
 
   Map<int, T> asMap() {
     return IterableMixinWorkaround.asMapList(this);
   }
 }