ager@google.com
8e6a2c8345
exposed as visible parts of coreimpl. Review URL: https://codereview.chromium.org//10990055 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@12952 260f80e4-7a28-3924-810f-c04153c831b5
25 lines
778 B
Dart
25 lines
778 B
Dart
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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// Note that optimizing compiler depends on the algorithm which
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// returns a _GrowableObjectArray if length is null, otherwise returns
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// fixed size array.
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patch class ListImplementation<E> {
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/* patch */ factory List([int length = null]) {
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if (length === null) {
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return new _GrowableObjectArray<E>();
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} else {
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return new _ObjectArray<E>(length);
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}
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}
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/* patch */ static _from(Iterable other) {
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_GrowableObjectArray list = new _GrowableObjectArray();
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for (final e in other) {
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list.add(e);
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}
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return list;
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}
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}
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