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Unified Diff: quiver/lib/src/iterables/partition.dart

Issue 1400473008: Roll Observatory packages and add a roll script (Closed) Base URL: git@github.com:dart-lang/observatory_pub_packages.git@master
Patch Set: Created 5 years, 2 months ago
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Index: quiver/lib/src/iterables/partition.dart
diff --git a/quiver/lib/src/iterables/partition.dart b/quiver/lib/src/iterables/partition.dart
deleted file mode 100644
index cb964433998dd2bb94dea22e0996021063e0ae33..0000000000000000000000000000000000000000
--- a/quiver/lib/src/iterables/partition.dart
+++ /dev/null
@@ -1,56 +0,0 @@
-// Copyright 2014 Google Inc. All Rights Reserved.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-part of quiver.iterables;
-
-/**
- * Partitions the input iterable into lists of the specified size.
- */
-Iterable<List> partition(Iterable iterable, int size) {
- return iterable.isEmpty ? [] : new _Partition(iterable, size);
-}
-
-class _Partition extends IterableBase<List> {
- final Iterable _iterable;
- final int _size;
-
- _Partition(this._iterable, this._size) {
- if (_size <= 0) throw new ArgumentError(_size);
- }
-
- Iterator<List> get iterator =>
- new _PartitionIterator(_iterable.iterator, _size);
-}
-
-class _PartitionIterator implements Iterator<List> {
- final Iterator _iterator;
- final int _size;
- List _current;
-
- _PartitionIterator(this._iterator, this._size);
-
- @override
- List get current => _current;
-
- @override
- bool moveNext() {
- var newValue = [];
- var count = 0;
- for (; count < _size && _iterator.moveNext(); count++) {
- newValue.add(_iterator.current);
- }
- _current = (count > 0) ? newValue : null;
- return _current != null;
- }
-}
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