OLD | NEW |
| (Empty) |
1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file | |
2 // for details. All rights reserved. Use of this source code is governed by a | |
3 // BSD-style license that can be found in the LICENSE file. | |
4 | |
5 // Iterator for arrays with fixed size. | |
6 class _FixedSizeListIterator<T> extends _VariableSizeListIterator<T> { | |
7 _FixedSizeListIterator(List<T> array) | |
8 : super(array), | |
9 _length = array.length; | |
10 | |
11 bool hasNext() => _length > _pos; | |
12 | |
13 final int _length; // Cache array length for faster access. | |
14 } | |
15 | |
16 // Iterator for arrays with variable size. | |
17 class _VariableSizeListIterator<T> implements Iterator<T> { | |
18 _VariableSizeListIterator(List<T> array) | |
19 : _array = array, | |
20 _pos = 0; | |
21 | |
22 bool hasNext() => _array.length > _pos; | |
23 | |
24 T next() { | |
25 if (!hasNext()) { | |
26 throw const NoMoreElementsException(); | |
27 } | |
28 return _array[_pos++]; | |
29 } | |
30 | |
31 final List<T> _array; | |
32 int _pos; | |
33 } | |
OLD | NEW |