Big merge from experimental to bleeding edge.

runtime/lib/byte_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.
 
 patch class Int8List {
   /* patch */ factory Int8List(int length) {
     return new _Int8Array(length);
   }
 
   /* patch */ factory Int8List.transferable(int length) {
@@ skipping 178 matching lines @@
 
   bool contains(element) => Collections.contains(this, element);
 
   void forEach(void f(element)) {
     var len = this.length;
     for (var i = 0; i < len; i++) {
       f(this[i]);
     }
   }
 
-  Collection map(f(element)) {
-    return Collections.map(this, new List(), f);
+  List mappedBy(f(int element)) {
+    return new MappedList<int, dynamic>(this, f);
+  }
+
+  String join([String separator]) {
+    return Collections.join(this, separator);
   }
 
   dynamic reduce(dynamic initialValue,
                  dynamic combine(dynamic initialValue, element)) {
     return Collections.reduce(this, initialValue, combine);
   }
 
-  Collection filter(bool f(element)) {
-    return Collections.filter(this, new List(), f);
+  Collection where(bool f(element)) {
+    return new WhereIterable<int>(this, f);
+  }
+
+  List<int> take(int n) {
+    return new ListView<int>(this, 0, n);
+  }
+
+  Iterable<int> takeWhile(bool test(int value)) {
+    return new TakeWhileIterable<int>(this, test);
+  }
+
+  List<int> skip(int n) {
+    return new ListView<int>(this, n, null);
+  }
+
+  Iterable<int> skipWhile(bool test(int value)) {
+    return new SkipWhileIterable<int>(this, test);
   }
 
   bool every(bool f(element)) {
     return Collections.every(this, f);
   }
 
-  bool some(bool f(element)) {
-    return Collections.some(this, f);
+  bool any(bool f(element)) {
+    return Collections.any(this, f);
+  }
+
+  int firstMatching(bool test(int value), {int orElse()}) {
+    return Collections.firstMatching(this, test, orElse);
+  }
+
+  int lastMatching(bool test(int value), {int orElse()}) {
+    return Collections.lastMatchingInList(this, test, orElse);
+  }
+
+  int singleMatching(bool test(int value)) {
+    return Collections.singleMatching(this, test);
+  }
+
+  int elementAt(int index) {
+    return this[index];
   }
 
   bool get isEmpty {
     return this.length == 0;
   }
 
   int get length {
     return _length();
   }
 
   // Methods implementing the List interface.
 
   set length(newLength) {
     throw new UnsupportedError(
         "Cannot resize a non-extendable array");
   }
 
   void add(value) {
     throw new UnsupportedError(
         "Cannot add to a non-extendable array");
   }
 
   void addLast(value) {
     throw new UnsupportedError(
         "Cannot add to a non-extendable array");
   }
 
-  void addAll(Collection value) {
+  void addAll(Iterable value) {
     throw new UnsupportedError(
         "Cannot add to a non-extendable array");
   }
 
   void sort([int compare(var a, var b)]) {
     if (compare == null) compare = Comparable.compare;
     coreSort(this, compare);
   }
 
   int indexOf(element, [int start = 0]) {
     return Arrays.indexOf(this, element, start, this.length);
   }
 
   int lastIndexOf(element, [int start = null]) {
     if (start == null) start = length - 1;
     return Arrays.lastIndexOf(this, element, start);
   }
 
   void clear() {
     throw new UnsupportedError(
         "Cannot remove from a non-extendable array");
   }
 
   int removeLast() {
     throw new UnsupportedError(
         "Cannot remove from a non-extendable array");
   }
 
-  get first {
-    return this[0];
+  int get first {
+    if (length > 0) return this[0];
+    throw new StateError("No elements");
   }
 
-  get last {
-    return this[length - 1];
+  int get last {
+    if (length > 0) return this[length - 1];
+    throw new StateError("No elements");
   }
 
+  int get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
+  }
+
+  int min([int compare(int a, int b)]) => Collections.min(this, compare);
+
+  int max([int compare(int a, int b)]) => Collections.max(this, compare);
+
   void removeRange(int start, int length) {
     throw new UnsupportedError(
         "Cannot remove from a non-extendable array");
   }
 
   void insertRange(int start, int length, [initialValue]) {
     throw new UnsupportedError(
         "Cannot add to a non-extendable array");
   }
 
   ByteArray asByteArray([int start = 0, int length]) {
     if (length == null) {
       length = this.length;
     }
     _rangeCheck(this.length, start, length);
     return new _ByteArrayView(this,
                               start * this.bytesPerElement(),
                               length * this.bytesPerElement());
   }
 
+  List<int> toList() {
+    return new List<int>.from(this);
+  }
+
+  Set<int> toSet() {
+    return new Set<int>.from(this);
+  }
+
   int _length() native "ByteArray_getLength";
 
   void _setRange(int startInBytes, int lengthInBytes,
                  _ByteArrayBase from, int startFromInBytes)
       native "ByteArray_setRange";
 
   int _getInt8(int byteOffset) native "ByteArray_getInt8";
   int _setInt8(int byteOffset, int value) native "ByteArray_setInt8";
 
   int _getUint8(int byteOffset) native "ByteArray_getUint8";
@@ skipping 117 matching lines @@
   }
 
   int operator[](int index) {
     return _getIndexed(index);
   }
 
   int operator[]=(int index, int value) {
     _setIndexed(index, _toInt8(value));
   }
 
-  Iterator<int> iterator() {
+  Iterator<int> get iterator {
     return new _ByteArrayIterator<int>(this);
   }
 
   List<int> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<int> result = _new(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 48 matching lines @@
   }
 
   int operator[](int index) {
     return _getIndexed(index);
   }
 
   int operator[]=(int index, int value) {
     _setIndexed(index, _toUint8(value));
   }
 
-  Iterator<int> iterator() {
+  Iterator<int> get iterator {
     return new _ByteArrayIterator<int>(this);
   }
 
   List<int> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<int> result = _new(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 50 matching lines @@
   }
 
   int operator[](int index) {
     return _getIndexed(index);
   }
 
   int operator[]=(int index, int value) {
     _setIndexed(index, _toClampedUint8(value));
   }
 
-  Iterator<int> iterator() {
+  Iterator<int> get iterator {
     return new _ByteArrayIterator<int>(this);
   }
 
   List<int> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<int> result = _new(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 49 matching lines @@
   }
 
   int operator[](int index) {
     return _getIndexed(index);
   }
 
   int operator[]=(int index, int value) {
     _setIndexed(index, _toInt16(value));
   }
 
-  Iterator<int> iterator() {
+  Iterator<int> get iterator {
     return new _ByteArrayIterator<int>(this);
   }
 
   List<int> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<int> result = _new(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 48 matching lines @@
   }
 
   int operator[](int index) {
     return _getIndexed(index);
   }
 
   int operator[]=(int index, int value) {
     _setIndexed(index, _toUint16(value));
   }
 
-  Iterator<int> iterator() {
+  Iterator<int> get iterator {
     return new _ByteArrayIterator<int>(this);
   }
 
   List<int> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<int> result = _new(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 48 matching lines @@
   }
 
   int operator[](int index) {
     return _getIndexed(index);
   }
 
   int operator[]=(int index, int value) {
     _setIndexed(index, _toInt32(value));
   }
 
-  Iterator<int> iterator() {
+  Iterator<int> get iterator {
     return new _ByteArrayIterator<int>(this);
   }
 
   List<int> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<int> result = _new(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 49 matching lines @@
   }
 
   int operator[](int index) {
     return _getIndexed(index);
   }
 
   int operator[]=(int index, int value) {
     _setIndexed(index, _toUint32(value));
   }
 
-  Iterator<int> iterator() {
+  Iterator<int> get iterator {
     return new _ByteArrayIterator<int>(this);
   }
 
   List<int> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<int> result = _new(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 48 matching lines @@
   }
 
   int operator[](int index) {
     return _getIndexed(index);
   }
 
   int operator[]=(int index, int value) {
     _setIndexed(index, _toInt64(value));
   }
 
-  Iterator<int> iterator() {
+  Iterator<int> get iterator {
     return new _ByteArrayIterator<int>(this);
   }
 
   List<int> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<int> result = _new(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 48 matching lines @@
   }
 
   int operator[](int index) {
     return _getIndexed(index);
   }
 
   int operator[]=(int index, int value) {
     _setIndexed(index, _toUint64(value));
   }
 
-  Iterator<int> iterator() {
+  Iterator<int> get iterator {
     return new _ByteArrayIterator<int>(this);
   }
 
   List<int> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<int> result = _new(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 48 matching lines @@
   }
 
   double operator[](int index) {
     return _getIndexed(index);
   }
 
   int operator[]=(int index, double value) {
     _setIndexed(index, value);
   }
 
-  Iterator<double> iterator() {
+  Iterator<double> get iterator {
     return new _ByteArrayIterator<double>(this);
   }
 
   List<double> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<double> result = _new(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 48 matching lines @@
   }
 
   double operator[](int index) {
     return _getIndexed(index);
   }
 
   int operator[]=(int index, double value) {
     _setIndexed(index, value);
   }
 
-  Iterator<double> iterator() {
+  Iterator<double> get iterator {
     return new _ByteArrayIterator<double>(this);
   }
 
   List<double> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<double> result = _new(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 33 matching lines @@
 
 class _ExternalInt8Array extends _ByteArrayBase implements Int8List {
   int operator[](int index) {
     return _getIndexed(index);
   }
 
   int operator[]=(int index, int value) {
     _setIndexed(index, _toInt8(value));
   }
 
-  Iterator<int> iterator() {
+  Iterator<int> get iterator {
     return new _ByteArrayIterator<int>(this);
   }
 
   List<int> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<int> result = new Int8List(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 29 matching lines @@
 
 class _ExternalUint8Array extends _ByteArrayBase implements Uint8List {
   int operator[](int index) {
     return _getIndexed(index);
   }
 
   int operator[]=(int index, int value) {
     _setIndexed(index, _toUint8(value));
   }
 
-  Iterator<int> iterator() {
+  Iterator<int> get iterator {
     return new _ByteArrayIterator<int>(this);
   }
 
   List<int> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<int> result = new Uint8List(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 29 matching lines @@
 
 class _ExternalInt16Array extends _ByteArrayBase implements Int16List {
   int operator[](int index) {
     return _getIndexed(index);
   }
 
   int operator[]=(int index, int value) {
     _setIndexed(index, _toInt16(value));
   }
 
-  Iterator<int> iterator() {
+  Iterator<int> get iterator {
     return new _ByteArrayIterator<int>(this);
   }
 
   List<int> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<int> result = new Int16List(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 29 matching lines @@
 
 class _ExternalUint16Array extends _ByteArrayBase implements Uint16List {
   int operator[](int index) {
     return _getIndexed(index);
   }
 
   int operator[]=(int index, int value) {
     _setIndexed(index, _toUint16(value));
   }
 
-  Iterator<int> iterator() {
+  Iterator<int> get iterator {
     return new _ByteArrayIterator<int>(this);
   }
 
   List<int> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<int> result = new Uint16List(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 31 matching lines @@
 
 class _ExternalInt32Array extends _ByteArrayBase implements Int32List {
   int operator[](int index) {
     return _getIndexed(index);
   }
 
   int operator[]=(int index, int value) {
     _setIndexed(index, _toInt32(value));
   }
 
-  Iterator<int> iterator() {
+  Iterator<int> get iterator {
     return new _ByteArrayIterator<int>(this);
   }
 
   List<int> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<int> result = new Int32List(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 31 matching lines @@
 
 class _ExternalUint32Array extends _ByteArrayBase implements Uint32List {
   int operator[](int index) {
     return _getIndexed(index);
   }
 
   int operator[]=(int index, int value) {
     _setIndexed(index, _toUint32(value));
   }
 
-  Iterator<int> iterator() {
+  Iterator<int> get iterator {
     return new _ByteArrayIterator<int>(this);
   }
 
   List<int> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<int> result = new Uint32List(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 31 matching lines @@
 
 class _ExternalInt64Array extends _ByteArrayBase implements Int64List {
   int operator[](int index) {
     return _getIndexed(index);
   }
 
   int operator[]=(int index, int value) {
     _setIndexed(index, _toInt64(value));
   }
 
-  Iterator<int> iterator() {
+  Iterator<int> get iterator {
     return new _ByteArrayIterator<int>(this);
   }
 
   List<int> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<int> result = new Int64List(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 31 matching lines @@
 
 class _ExternalUint64Array extends _ByteArrayBase implements Uint64List {
   int operator[](int index) {
     return _getIndexed(index);
   }
 
   int operator[]=(int index, int value) {
     _setIndexed(index, _toUint64(value));
   }
 
-  Iterator<int> iterator() {
+  Iterator<int> get iterator {
     return new _ByteArrayIterator<int>(this);
   }
 
   List<int> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<int> result = new Uint64List(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 31 matching lines @@
 
 class _ExternalFloat32Array extends _ByteArrayBase implements Float32List {
   double operator[](int index) {
     return _getIndexed(index);
   }
 
   int operator[]=(int index, double value) {
     _setIndexed(index, value);
   }
 
-  Iterator<double> iterator() {
+  Iterator<double> get iterator {
     return new _ByteArrayIterator<double>(this);
   }
 
   List<double> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<double> result = new Float32List(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 31 matching lines @@
 
 class _ExternalFloat64Array extends _ByteArrayBase implements Float64List {
   double operator[](int index) {
     return _getIndexed(index);
   }
 
   int operator[]=(int index, double value) {
     _setIndexed(index, value);
   }
 
-  Iterator<double> iterator() {
+  Iterator<double> get iterator {
     return new _ByteArrayIterator<double>(this);
   }
 
   List<double> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<double> result = new Float64List(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 23 matching lines @@
   static const int _BYTES_PER_ELEMENT = 8;
 
   double _getIndexed(int index)
       native "ExternalFloat64Array_getIndexed";
   int _setIndexed(int index, double value)
       native "ExternalFloat64Array_setIndexed";
 }
 
 
 class _ByteArrayIterator<E> implements Iterator<E> {
+  final List<E> _array;
+  final int _length;
+  int _position;
+  E _current;
+
   _ByteArrayIterator(List array)
-    : _array = array, _length = array.length, _pos = 0 {
+      : _array = array, _length = array.length, _position = -1 {
     assert(array is _ByteArrayBase || array is _ByteArrayViewBase);
   }
 
-  bool get hasNext {
-   return _length > _pos;
+  bool moveNext() {
+    int nextPosition = _position + 1;
+    if (nextPosition < _length) {
+      _current = _array[nextPosition];
+      _position = nextPosition;
+      return true;
+    }
+    _position = _length;
+    _current = null;
+    return false;
   }
 
-  E next() {
-    if (!hasNext) {
-      throw new StateError("No more elements");
-    }
-    return _array[_pos++];
-  }
-
-  final List<E> _array;
-  final int _length;
-  int _pos;
+  E get current => _current;
 }
 
 
 class _ByteArrayView implements ByteArray {
   _ByteArrayView(this._array, this._offset, this._length) {
     _rangeCheck(_array.lengthInBytes(), _offset, _length);
   }
 
   int lengthInBytes() {
     return _length;
@@ skipping 78 matching lines @@
   int setFloat64(int byteOffset, double value) {
     return _array._setFloat64(_offset + byteOffset, value);
   }
 
   final _ByteArrayBase _array;
   final int _offset;
   final int _length;
 }
 
 
-class _ByteArrayViewBase {
+// TODO(floitsch): extending the collection adds extra cost (because of type
+// parameters). Consider copying the functions from Collection into this class
+// and just implementing Collection<int>.
+class _ByteArrayViewBase extends Collection<int> {
   num operator[](int index);
 
   // Methods implementing the Collection interface.
 
   void forEach(void f(element)) {
     var len = this.length;
     for (var i = 0; i < len; i++) {
       f(this[i]);
     }
   }
 
-  Collection map(f(element)) {
-    return Collections.map(this, new List(), f);
-  }
-
-  dynamic reduce(dynamic initialValue,
-                 dynamic combine(dynamic initialValue, element)) {
-    return Collections.reduce(this, initialValue, combine);
-  }
-
-  Collection filter(bool f(element)) {
-    return Collections.filter(this, new List(), f);
-  }
-
-  bool every(bool f(element)) {
-    return Collections.every(this, f);
-  }
-
-  bool some(bool f(element)) {
-    return Collections.some(this, f);;
-  }
-
   bool get isEmpty {
     return this.length == 0;
   }
 
   int get length;
 
   // Methods implementing the List interface.
 
   set length(newLength) {
     throw new UnsupportedError(
         "Cannot resize a non-extendable array");
   }
 
   void add(value) {
     throw new UnsupportedError(
         "Cannot add to a non-extendable array");
   }
 
   void addLast(value) {
     throw new UnsupportedError(
         "Cannot add to a non-extendable array");
   }
 
-  void addAll(Collection value) {
+  void addAll(Iterable value) {
     throw new UnsupportedError(
         "Cannot add to a non-extendable array");
   }
 
   void sort([int compare(var a, var b)]) {
     if (compare == null) compare = Comparable.compare;
     coreSort(this, compare);
   }
 
   int indexOf(element, [int start = 0]) {
     return Arrays.indexOf(this, element, start, this.length);
   }
 
   int lastIndexOf(element, [int start = null]) {
     if (start == null) start = length - 1;
     return Arrays.lastIndexOf(this, element, start);
   }
 
   void clear() {
     throw new UnsupportedError(
         "Cannot remove from a non-extendable array");
   }
 
   int removeLast() {
     throw new UnsupportedError(
         "Cannot remove from a non-extendable array");
   }
 
-  get first {
-    return this[0];
+  int get first {
+    if (length > 0) return this[0];
+    throw new StateError("No elements");
   }
 
-  get last {
-    return this[length - 1];
+  int get last {
+    if (length > 0) return this[length - 1];
+    throw new StateError("No elements");
+  }
+
+  int get single {
+    if (length == 1) return this[0];
+    if (length == 0) throw new StateError("No elements");
+    throw new StateError("More than one element");
   }
 
   void removeRange(int start, int length) {
     throw new UnsupportedError(
         "Cannot remove from a non-extendable array");
   }
 
   void insertRange(int start, int length, [initialValue]) {
     throw new UnsupportedError(
         "Cannot add to a non-extendable array");
@@ skipping 24 matching lines @@
   }
 
   void operator[]=(int index, int value) {
     if (index < 0 || index >= _length) {
       String message = "$index must be in the range [0..$_length)";
       throw new RangeError(message);
     }
     _array.setInt8(_offset + (index * _BYTES_PER_ELEMENT), _toInt8(value));
   }
 
-  Iterator<int> iterator() {
+  Iterator<int> get iterator {
     return new _ByteArrayIterator<int>(this);
   }
 
   List<int> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<int> result = new Int8List(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 51 matching lines @@
   }
 
   void operator[]=(int index, int value) {
     if (index < 0 || index >= _length) {
       String message = "$index must be in the range [0..$_length)";
       throw new RangeError(message);
     }
     _array.setUint8(_offset + (index * _BYTES_PER_ELEMENT), _toUint8(value));
   }
 
-  Iterator<int> iterator() {
+  Iterator<int> get iterator {
     return new _ByteArrayIterator<int>(this);
   }
 
   List<int> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<int> result = new Uint8List(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 51 matching lines @@
   }
 
   void operator[]=(int index, int value) {
     if (index < 0 || index >= _length) {
       String message = "$index must be in the range [0..$_length)";
       throw new RangeError(message);
     }
     _array.setInt16(_offset + (index * _BYTES_PER_ELEMENT), _toInt16(value));
   }
 
-  Iterator<int> iterator() {
+  Iterator<int> get iterator {
     return new _ByteArrayIterator<int>(this);
   }
 
   List<int> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<int> result = new Int16List(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 51 matching lines @@
   }
 
   void operator[]=(int index, int value) {
     if (index < 0 || index >= _length) {
       String message = "$index must be in the range [0..$_length)";
       throw new RangeError(message);
     }
     _array.setUint16(_offset + (index * _BYTES_PER_ELEMENT), _toUint16(value));
   }
 
-  Iterator<int> iterator() {
+  Iterator<int> get iterator {
     return new _ByteArrayIterator<int>(this);
   }
 
   List<int> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<int> result = new Uint16List(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 51 matching lines @@
   }
 
   void operator[]=(int index, int value) {
     if (index < 0 || index >= _length) {
       String message = "$index must be in the range [0..$_length)";
       throw new RangeError(message);
     }
     _array.setInt32(_offset + (index * _BYTES_PER_ELEMENT), _toInt32(value));
   }
 
-  Iterator<int> iterator() {
+  Iterator<int> get iterator {
     return new _ByteArrayIterator<int>(this);
   }
 
   List<int> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<int> result = new Int32List(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 51 matching lines @@
   }
 
   void operator[]=(int index, int value) {
     if (index < 0 || index >= _length) {
       String message = "$index must be in the range [0..$_length)";
       throw new RangeError(message);
     }
     _array.setUint32(_offset + (index * _BYTES_PER_ELEMENT), _toUint32(value));
   }
 
-  Iterator<int> iterator() {
+  Iterator<int> get iterator {
     return new _ByteArrayIterator<int>(this);
   }
 
   List<int> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<int> result = new Uint32List(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 51 matching lines @@
   }
 
   void operator[]=(int index, int value) {
     if (index < 0 || index >= _length) {
       String message = "$index must be in the range [0..$_length)";
       throw new RangeError(message);
     }
     _array.setInt64(_offset + (index * _BYTES_PER_ELEMENT), _toInt64(value));
   }
 
-  Iterator<int> iterator() {
+  Iterator<int> get iterator {
     return new _ByteArrayIterator<int>(this);
   }
 
   List<int> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<int> result = new Int64List(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 51 matching lines @@
   }
 
   void operator[]=(int index, int value) {
     if (index < 0 || index >= _length) {
       String message = "$index must be in the range [0..$_length)";
       throw new RangeError(message);
     }
     _array.setUint64(_offset + (index * _BYTES_PER_ELEMENT), _toUint64(value));
   }
 
-  Iterator<int> iterator() {
+  Iterator<int> get iterator {
     return new _ByteArrayIterator<int>(this);
   }
 
   List<int> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<int> result = new Uint64List(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 51 matching lines @@
   }
 
   void operator[]=(int index, double value) {
     if (index < 0 || index >= _length) {
       String message = "$index must be in the range [0..$_length)";
       throw new RangeError(message);
     }
     _array.setFloat32(_offset + (index * _BYTES_PER_ELEMENT), value);
   }
 
-  Iterator<double> iterator() {
+  Iterator<double> get iterator {
     return new _ByteArrayIterator<double>(this);
   }
 
   List<double> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<double> result = new Float32List(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 51 matching lines @@
   }
 
   void operator[]=(int index, double value) {
     if (index < 0 || index >= _length) {
       String message = "$index must be in the range [0..$_length)";
       throw new RangeError(message);
     }
     _array.setFloat64(_offset + (index * _BYTES_PER_ELEMENT), value);
   }
 
-  Iterator<double> iterator() {
+  Iterator<double> get iterator {
     return new _ByteArrayIterator<double>(this);
   }
 
   List<double> getRange(int start, int length) {
     _rangeCheck(this.length, start, length);
     List<double> result = new Float64List(length);
     result.setRange(0, length, this, start);
     return result;
   }
 
@@ skipping 19 matching lines @@
     }
     _rangeCheck(this.length, start, length);
     return _array.subByteArray(_offset + start, length);
   }
 
   static const int _BYTES_PER_ELEMENT = 8;
   final ByteArray _array;
   final int _offset;
   final int _length;
 }