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Side by Side Diff: runtime/lib/growable_array.dart

Issue 11361190: a === b -> identical(a, b) (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: Address comments. Created 8 years, 1 month ago
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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a 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. 3 // BSD-style license that can be found in the LICENSE file.
4 4
5 class _GrowableObjectArray<T> implements List<T> { 5 class _GrowableObjectArray<T> implements List<T> {
6 factory _GrowableObjectArray._uninstantiable() { 6 factory _GrowableObjectArray._uninstantiable() {
7 throw new UnsupportedError( 7 throw new UnsupportedError(
8 "GrowableObjectArray can only be allocated by the VM"); 8 "GrowableObjectArray can only be allocated by the VM");
9 } 9 }
10 10
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147 147
148 T get last { 148 T get last {
149 return this[length - 1]; 149 return this[length - 1];
150 } 150 }
151 151
152 int indexOf(T element, [int start = 0]) { 152 int indexOf(T element, [int start = 0]) {
153 return Arrays.indexOf(this, element, start, length); 153 return Arrays.indexOf(this, element, start, length);
154 } 154 }
155 155
156 int lastIndexOf(T element, [int start = null]) { 156 int lastIndexOf(T element, [int start = null]) {
157 if (start === null) start = length - 1; 157 if (start == null) start = length - 1;
158 return Arrays.lastIndexOf(this, element, start); 158 return Arrays.lastIndexOf(this, element, start);
159 } 159 }
160 160
161 void _grow(int new_length) { 161 void _grow(int new_length) {
162 var new_data = new _ObjectArray<T>(new_length); 162 var new_data = new _ObjectArray<T>(new_length);
163 for (int i = 0; i < length; i++) { 163 for (int i = 0; i < length; i++) {
164 new_data[i] = this[i]; 164 new_data[i] = this[i];
165 } 165 }
166 _setData(new_data); 166 _setData(new_data);
167 } 167 }
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193 193
194 bool every(bool f(T element)) { 194 bool every(bool f(T element)) {
195 return Collections.every(this, f); 195 return Collections.every(this, f);
196 } 196 }
197 197
198 bool some(bool f(T element)) { 198 bool some(bool f(T element)) {
199 return Collections.some(this, f); 199 return Collections.some(this, f);
200 } 200 }
201 201
202 bool get isEmpty { 202 bool get isEmpty {
203 return this.length === 0; 203 return this.length == 0;
204 } 204 }
205 205
206 void clear() { 206 void clear() {
207 this.length = 0; 207 this.length = 0;
208 } 208 }
209 209
210 void sort([Comparator<T> compare = Comparable.compare]) { 210 void sort([Comparator<T> compare = Comparable.compare]) {
211 coreSort(this, compare); 211 coreSort(this, compare);
212 } 212 }
213 213
214 String toString() { 214 String toString() {
215 return Collections.collectionToString(this); 215 return Collections.collectionToString(this);
216 } 216 }
217 217
218 Iterator<T> iterator() { 218 Iterator<T> iterator() {
219 return new SequenceIterator<T>(this); 219 return new SequenceIterator<T>(this);
220 } 220 }
221 } 221 }
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