sdk/lib/html/dartium/html_dartium.dart - Issue 11410086: Use iterator, moveNext(), current.

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Issue 11410086: Use iterator, moveNext(), current. (Closed) Base URL: https://dart.googlecode.com/svn/experimental/lib_v2/dart

Patch Set: Address comments. Created 8 years, 1 month ago

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Index: sdk/lib/html/dartium/html_dartium.dart

diff --git a/sdk/lib/html/dartium/html_dartium.dart b/sdk/lib/html/dartium/html_dartium.dart

index 8a68d79c9255b9788e1e12373abfeaf2de94c06e..ce0c68ce9d45dc1df2d2d132eb23837be7ec64d2 100644

--- a/sdk/lib/html/dartium/html_dartium.dart

+++ b/sdk/lib/html/dartium/html_dartium.dart

@@ -6939,7 +6939,7 @@ class DOMMimeTypeArray extends NativeFieldWrapperClass1 implements List<DOMMimeT

// From Iterable<DOMMimeType>:

- Iterator<DOMMimeType> iterator() {

+ Iterator<DOMMimeType> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -7100,7 +7100,7 @@ class DOMPluginArray extends NativeFieldWrapperClass1 implements List<DOMPlugin>

// From Iterable<DOMPlugin>:

- Iterator<DOMPlugin> iterator() {

+ Iterator<DOMPlugin> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -8839,7 +8839,7 @@ class _ChildrenElementList implements List {

Element addLast(Element value) => add(value);

- Iterator<Element> iterator() => _toList().iterator();

+ Iterator<Element> get iterator => _toList().iterator;

void addAll(Collection<Element> collection) {

for (Element element in collection) {

@@ -8976,7 +8976,7 @@ class _FrozenElementList implements List {

throw new UnsupportedError('');

}

- Iterator<Element> iterator() => new _FrozenElementListIterator(this);

+ Iterator<Element> get iterator => new _FrozenElementListIterator(this);

void addAll(Collection<Element> collection) {

throw new UnsupportedError('');

@@ -9025,21 +9025,29 @@ class _FrozenElementListIterator implements Iterator<Element> {

_FrozenElementListIterator(this._list);

/**

- * Gets the next element in the iteration. Throws a

- * [StateError("No more elements")] if no element is left.

+ * Moves to the next element. Returns true if the iterator is positioned

+ * at an element. Returns false if it is positioned after the last element.

- Element next() {

- if (!hasNext) {

- throw new StateError("No more elements");

- }

- return _list[_index++];

+ bool moveNext() {

+ _index++;

+ if (_index < _list.length) return true;

+ _index = _list.length;

+ return false;

}

/**

- * Returns whether the [Iterator] has elements left.

+ * Returns the element the [Iterator] is positioned at.

+ *

+ * Throws a [StateError] if the iterator is positioned before the first, or

+ * after the last element.

- bool get hasNext => _index < _list.length;

+ bool get current {

+ if (0 <= _index && _index < _list.length) {

+ return _list[_index];

+ }

+ // TODO(floitsch): adapt the error message.

+ throw new StateError("No more elements");

+ }

}

/**

@@ -10944,7 +10952,7 @@ class Float32Array extends ArrayBufferView implements List<num> {

// From Iterable<num>:

- Iterator<num> iterator() {

+ Iterator<num> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -11075,7 +11083,7 @@ class Float64Array extends ArrayBufferView implements List<num> {

// From Iterable<num>:

- Iterator<num> iterator() {

+ Iterator<num> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -11652,7 +11660,7 @@ class HTMLAllCollection extends NativeFieldWrapperClass1 implements List<Node> {

// From Iterable<Node>:

- Iterator<Node> iterator() {

+ Iterator<Node> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -11763,7 +11771,7 @@ class HTMLCollection extends NativeFieldWrapperClass1 implements List<Node> {

// From Iterable<Node>:

- Iterator<Node> iterator() {

+ Iterator<Node> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -14006,7 +14014,7 @@ class Int16Array extends ArrayBufferView implements List<int> {

// From Iterable<int>:

- Iterator<int> iterator() {

+ Iterator<int> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -14137,7 +14145,7 @@ class Int32Array extends ArrayBufferView implements List<int> {

// From Iterable<int>:

- Iterator<int> iterator() {

+ Iterator<int> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -14268,7 +14276,7 @@ class Int8Array extends ArrayBufferView implements List<int> {

// From Iterable<int>:

- Iterator<int> iterator() {

+ Iterator<int> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -17167,7 +17175,7 @@ class NamedNodeMap extends NativeFieldWrapperClass1 implements List<Node> {

// From Iterable<Node>:

- Iterator<Node> iterator() {

+ Iterator<Node> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -17445,7 +17453,7 @@ class _ChildNodeListLazy implements List {

_this.$dom_replaceChild(value, this[index]);

}

- Iterator<Node> iterator() => _this.$dom_childNodes.iterator();

+ Iterator<Node> get iterator => _this.$dom_childNodes.iterator;

// TODO(jacobr): We can implement these methods much more efficiently by

// looking up the nodeList only once instead of once per iteration.

@@ -17776,7 +17784,7 @@ class _ListWrapper<E> implements List<E> {

_ListWrapper(List this._list);

- Iterator<E> iterator() => _list.iterator();

+ Iterator<E> get iterator => _list.iterator;

bool contains(E element) => _list.contains(element);

@@ -17856,7 +17864,7 @@ class NodeList extends NativeFieldWrapperClass1 implements List<Node> {

// From Iterable<Node>:

- Iterator<Node> iterator() {

+ Iterator<Node> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -20182,7 +20190,7 @@ class SQLResultSetRowList extends NativeFieldWrapperClass1 implements List<Map>

// From Iterable<Map>:

- Iterator<Map> iterator() {

+ Iterator<Map> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -20900,7 +20908,7 @@ class SourceBufferList extends EventTarget implements List<SourceBuffer> {

// From Iterable<SourceBuffer>:

- Iterator<SourceBuffer> iterator() {

+ Iterator<SourceBuffer> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -21099,7 +21107,7 @@ class SpeechGrammarList extends NativeFieldWrapperClass1 implements List<SpeechG

// From Iterable<SpeechGrammar>:

- Iterator<SpeechGrammar> iterator() {

+ Iterator<SpeechGrammar> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -22760,7 +22768,7 @@ class TextTrackCueList extends NativeFieldWrapperClass1 implements List<TextTrac

// From Iterable<TextTrackCue>:

- Iterator<TextTrackCue> iterator() {

+ Iterator<TextTrackCue> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -22873,7 +22881,7 @@ class TextTrackList extends EventTarget implements List<TextTrack> {

// From Iterable<TextTrack>:

- Iterator<TextTrack> iterator() {

+ Iterator<TextTrack> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -23144,7 +23152,7 @@ class TouchList extends NativeFieldWrapperClass1 implements List<Touch> {

// From Iterable<Touch>:

- Iterator<Touch> iterator() {

+ Iterator<Touch> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -23512,7 +23520,7 @@ class Uint16Array extends ArrayBufferView implements List<int> {

// From Iterable<int>:

- Iterator<int> iterator() {

+ Iterator<int> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -23643,7 +23651,7 @@ class Uint32Array extends ArrayBufferView implements List<int> {

// From Iterable<int>:

- Iterator<int> iterator() {

+ Iterator<int> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -23774,7 +23782,7 @@ class Uint8Array extends ArrayBufferView implements List<int> {

// From Iterable<int>:

- Iterator<int> iterator() {

+ Iterator<int> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -26458,7 +26466,7 @@ class _CSSRuleList extends NativeFieldWrapperClass1 implements List<CSSRule> {

// From Iterable<CSSRule>:

- Iterator<CSSRule> iterator() {

+ Iterator<CSSRule> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -26561,7 +26569,7 @@ class _CSSValueList extends CSSValue implements List<CSSValue> {

// From Iterable<CSSValue>:

- Iterator<CSSValue> iterator() {

+ Iterator<CSSValue> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -26664,7 +26672,7 @@ class _ClientRectList extends NativeFieldWrapperClass1 implements List<ClientRec

// From Iterable<ClientRect>:

- Iterator<ClientRect> iterator() {

+ Iterator<ClientRect> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -26775,7 +26783,7 @@ class _DOMStringList extends NativeFieldWrapperClass1 implements List<String> {

// From Iterable<String>:

- Iterator<String> iterator() {

+ Iterator<String> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -27347,7 +27355,7 @@ class _EntryArray extends NativeFieldWrapperClass1 implements List<Entry> {

// From Iterable<Entry>:

- Iterator<Entry> iterator() {

+ Iterator<Entry> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -27450,7 +27458,7 @@ class _EntryArraySync extends NativeFieldWrapperClass1 implements List<EntrySync

// From Iterable<EntrySync>:

- Iterator<EntrySync> iterator() {

+ Iterator<EntrySync> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -27561,7 +27569,7 @@ class _FileList extends NativeFieldWrapperClass1 implements List<File> {

// From Iterable<File>:

- Iterator<File> iterator() {

+ Iterator<File> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -27688,7 +27696,7 @@ class _GamepadList extends NativeFieldWrapperClass1 implements List<Gamepad> {

// From Iterable<Gamepad>:

- Iterator<Gamepad> iterator() {

+ Iterator<Gamepad> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -27840,7 +27848,7 @@ class _MediaStreamList extends NativeFieldWrapperClass1 implements List<MediaStr

// From Iterable<MediaStream>:

- Iterator<MediaStream> iterator() {

+ Iterator<MediaStream> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -28047,7 +28055,7 @@ class _SpeechInputResultList extends NativeFieldWrapperClass1 implements List<Sp

// From Iterable<SpeechInputResult>:

- Iterator<SpeechInputResult> iterator() {

+ Iterator<SpeechInputResult> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -28158,7 +28166,7 @@ class _SpeechRecognitionResultList extends NativeFieldWrapperClass1 implements L

// From Iterable<SpeechRecognitionResult>:

- Iterator<SpeechRecognitionResult> iterator() {

+ Iterator<SpeechRecognitionResult> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -28261,7 +28269,7 @@ class _StyleSheetList extends NativeFieldWrapperClass1 implements List<StyleShee

// From Iterable<StyleSheet>:

- Iterator<StyleSheet> iterator() {

+ Iterator<StyleSheet> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -28372,7 +28380,7 @@ class _WebKitAnimationList extends NativeFieldWrapperClass1 implements List<Anim

// From Iterable<Animation>:

- Iterator<Animation> iterator() {

+ Iterator<Animation> get iterator {

// Note: NodeLists are not fixed size. And most probably length shouldn't

// be cached in both iterator _and_ forEach method. For now caching it

// for consistency.

@@ -29592,7 +29600,7 @@ class _Collections {

}

static bool isEmpty(Iterable<Object> iterable) {

- return !iterable.iterator().hasNext;

+ return !iterable.iterator.moveNext();

}

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