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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 "use strict"; | 5 "use strict"; |
6 | 6 |
7 // This file relies on the fact that the following declarations have been made | 7 // This file relies on the fact that the following declarations have been made |
8 // in runtime.js: | 8 // in runtime.js: |
9 // var $Array = global.Array; | 9 // var $Array = global.Array; |
10 | 10 |
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1135 // preserving the semantics, since the calls to the receiver function can add | 1135 // preserving the semantics, since the calls to the receiver function can add |
1136 // or delete elements from the array. | 1136 // or delete elements from the array. |
1137 function ArrayFilter(f, receiver) { | 1137 function ArrayFilter(f, receiver) { |
1138 CHECK_OBJECT_COERCIBLE(this, "Array.prototype.filter"); | 1138 CHECK_OBJECT_COERCIBLE(this, "Array.prototype.filter"); |
1139 | 1139 |
1140 // Pull out the length so that modifications to the length in the | 1140 // Pull out the length so that modifications to the length in the |
1141 // loop will not affect the looping and side effects are visible. | 1141 // loop will not affect the looping and side effects are visible. |
1142 var array = ToObject(this); | 1142 var array = ToObject(this); |
1143 var length = ToUint32(array.length); | 1143 var length = ToUint32(array.length); |
1144 | 1144 |
1145 if (!IS_SPEC_FUNCTION(f)) throw MakeTypeError(kCalledNonCallable, f); | 1145 if (!IS_SPEC_FUNCTION(f)) { |
| 1146 throw MakeTypeError('called_non_callable', [ f ]); |
| 1147 } |
1146 var needs_wrapper = false; | 1148 var needs_wrapper = false; |
1147 if (IS_NULL_OR_UNDEFINED(receiver)) { | 1149 if (IS_NULL_OR_UNDEFINED(receiver)) { |
1148 receiver = %GetDefaultReceiver(f) || receiver; | 1150 receiver = %GetDefaultReceiver(f) || receiver; |
1149 } else { | 1151 } else { |
1150 needs_wrapper = SHOULD_CREATE_WRAPPER(f, receiver); | 1152 needs_wrapper = SHOULD_CREATE_WRAPPER(f, receiver); |
1151 } | 1153 } |
1152 | 1154 |
1153 var result = new $Array(); | 1155 var result = new $Array(); |
1154 var accumulator = new InternalArray(); | 1156 var accumulator = new InternalArray(); |
1155 var accumulator_length = 0; | 1157 var accumulator_length = 0; |
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1172 | 1174 |
1173 | 1175 |
1174 function ArrayForEach(f, receiver) { | 1176 function ArrayForEach(f, receiver) { |
1175 CHECK_OBJECT_COERCIBLE(this, "Array.prototype.forEach"); | 1177 CHECK_OBJECT_COERCIBLE(this, "Array.prototype.forEach"); |
1176 | 1178 |
1177 // Pull out the length so that modifications to the length in the | 1179 // Pull out the length so that modifications to the length in the |
1178 // loop will not affect the looping and side effects are visible. | 1180 // loop will not affect the looping and side effects are visible. |
1179 var array = ToObject(this); | 1181 var array = ToObject(this); |
1180 var length = TO_UINT32(array.length); | 1182 var length = TO_UINT32(array.length); |
1181 | 1183 |
1182 if (!IS_SPEC_FUNCTION(f)) throw MakeTypeError(kCalledNonCallable, f); | 1184 if (!IS_SPEC_FUNCTION(f)) { |
| 1185 throw MakeTypeError('called_non_callable', [ f ]); |
| 1186 } |
1183 var needs_wrapper = false; | 1187 var needs_wrapper = false; |
1184 if (IS_NULL_OR_UNDEFINED(receiver)) { | 1188 if (IS_NULL_OR_UNDEFINED(receiver)) { |
1185 receiver = %GetDefaultReceiver(f) || receiver; | 1189 receiver = %GetDefaultReceiver(f) || receiver; |
1186 } else { | 1190 } else { |
1187 needs_wrapper = SHOULD_CREATE_WRAPPER(f, receiver); | 1191 needs_wrapper = SHOULD_CREATE_WRAPPER(f, receiver); |
1188 } | 1192 } |
1189 | 1193 |
1190 var is_array = IS_ARRAY(array); | 1194 var is_array = IS_ARRAY(array); |
1191 var stepping = DEBUG_IS_ACTIVE && %DebugCallbackSupportsStepping(f); | 1195 var stepping = DEBUG_IS_ACTIVE && %DebugCallbackSupportsStepping(f); |
1192 for (var i = 0; i < length; i++) { | 1196 for (var i = 0; i < length; i++) { |
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1204 // Executes the function once for each element present in the | 1208 // Executes the function once for each element present in the |
1205 // array until it finds one where callback returns true. | 1209 // array until it finds one where callback returns true. |
1206 function ArraySome(f, receiver) { | 1210 function ArraySome(f, receiver) { |
1207 CHECK_OBJECT_COERCIBLE(this, "Array.prototype.some"); | 1211 CHECK_OBJECT_COERCIBLE(this, "Array.prototype.some"); |
1208 | 1212 |
1209 // Pull out the length so that modifications to the length in the | 1213 // Pull out the length so that modifications to the length in the |
1210 // loop will not affect the looping and side effects are visible. | 1214 // loop will not affect the looping and side effects are visible. |
1211 var array = ToObject(this); | 1215 var array = ToObject(this); |
1212 var length = TO_UINT32(array.length); | 1216 var length = TO_UINT32(array.length); |
1213 | 1217 |
1214 if (!IS_SPEC_FUNCTION(f)) throw MakeTypeError(kCalledNonCallable, f); | 1218 if (!IS_SPEC_FUNCTION(f)) { |
| 1219 throw MakeTypeError('called_non_callable', [ f ]); |
| 1220 } |
1215 var needs_wrapper = false; | 1221 var needs_wrapper = false; |
1216 if (IS_NULL_OR_UNDEFINED(receiver)) { | 1222 if (IS_NULL_OR_UNDEFINED(receiver)) { |
1217 receiver = %GetDefaultReceiver(f) || receiver; | 1223 receiver = %GetDefaultReceiver(f) || receiver; |
1218 } else { | 1224 } else { |
1219 needs_wrapper = SHOULD_CREATE_WRAPPER(f, receiver); | 1225 needs_wrapper = SHOULD_CREATE_WRAPPER(f, receiver); |
1220 } | 1226 } |
1221 | 1227 |
1222 var is_array = IS_ARRAY(array); | 1228 var is_array = IS_ARRAY(array); |
1223 var stepping = DEBUG_IS_ACTIVE && %DebugCallbackSupportsStepping(f); | 1229 var stepping = DEBUG_IS_ACTIVE && %DebugCallbackSupportsStepping(f); |
1224 for (var i = 0; i < length; i++) { | 1230 for (var i = 0; i < length; i++) { |
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1235 | 1241 |
1236 | 1242 |
1237 function ArrayEvery(f, receiver) { | 1243 function ArrayEvery(f, receiver) { |
1238 CHECK_OBJECT_COERCIBLE(this, "Array.prototype.every"); | 1244 CHECK_OBJECT_COERCIBLE(this, "Array.prototype.every"); |
1239 | 1245 |
1240 // Pull out the length so that modifications to the length in the | 1246 // Pull out the length so that modifications to the length in the |
1241 // loop will not affect the looping and side effects are visible. | 1247 // loop will not affect the looping and side effects are visible. |
1242 var array = ToObject(this); | 1248 var array = ToObject(this); |
1243 var length = TO_UINT32(array.length); | 1249 var length = TO_UINT32(array.length); |
1244 | 1250 |
1245 if (!IS_SPEC_FUNCTION(f)) throw MakeTypeError(kCalledNonCallable, f); | 1251 if (!IS_SPEC_FUNCTION(f)) { |
| 1252 throw MakeTypeError('called_non_callable', [ f ]); |
| 1253 } |
1246 var needs_wrapper = false; | 1254 var needs_wrapper = false; |
1247 if (IS_NULL_OR_UNDEFINED(receiver)) { | 1255 if (IS_NULL_OR_UNDEFINED(receiver)) { |
1248 receiver = %GetDefaultReceiver(f) || receiver; | 1256 receiver = %GetDefaultReceiver(f) || receiver; |
1249 } else { | 1257 } else { |
1250 needs_wrapper = SHOULD_CREATE_WRAPPER(f, receiver); | 1258 needs_wrapper = SHOULD_CREATE_WRAPPER(f, receiver); |
1251 } | 1259 } |
1252 | 1260 |
1253 var is_array = IS_ARRAY(array); | 1261 var is_array = IS_ARRAY(array); |
1254 var stepping = DEBUG_IS_ACTIVE && %DebugCallbackSupportsStepping(f); | 1262 var stepping = DEBUG_IS_ACTIVE && %DebugCallbackSupportsStepping(f); |
1255 for (var i = 0; i < length; i++) { | 1263 for (var i = 0; i < length; i++) { |
1256 if (HAS_INDEX(array, i, is_array)) { | 1264 if (HAS_INDEX(array, i, is_array)) { |
1257 var element = array[i]; | 1265 var element = array[i]; |
1258 // Prepare break slots for debugger step in. | 1266 // Prepare break slots for debugger step in. |
1259 if (stepping) %DebugPrepareStepInIfStepping(f); | 1267 if (stepping) %DebugPrepareStepInIfStepping(f); |
1260 var new_receiver = needs_wrapper ? ToObject(receiver) : receiver; | 1268 var new_receiver = needs_wrapper ? ToObject(receiver) : receiver; |
1261 if (!%_CallFunction(new_receiver, element, i, array, f)) return false; | 1269 if (!%_CallFunction(new_receiver, element, i, array, f)) return false; |
1262 } | 1270 } |
1263 } | 1271 } |
1264 return true; | 1272 return true; |
1265 } | 1273 } |
1266 | 1274 |
1267 function ArrayMap(f, receiver) { | 1275 function ArrayMap(f, receiver) { |
1268 CHECK_OBJECT_COERCIBLE(this, "Array.prototype.map"); | 1276 CHECK_OBJECT_COERCIBLE(this, "Array.prototype.map"); |
1269 | 1277 |
1270 // Pull out the length so that modifications to the length in the | 1278 // Pull out the length so that modifications to the length in the |
1271 // loop will not affect the looping and side effects are visible. | 1279 // loop will not affect the looping and side effects are visible. |
1272 var array = ToObject(this); | 1280 var array = ToObject(this); |
1273 var length = TO_UINT32(array.length); | 1281 var length = TO_UINT32(array.length); |
1274 | 1282 |
1275 if (!IS_SPEC_FUNCTION(f)) throw MakeTypeError(kCalledNonCallable, f); | 1283 if (!IS_SPEC_FUNCTION(f)) { |
| 1284 throw MakeTypeError('called_non_callable', [ f ]); |
| 1285 } |
1276 var needs_wrapper = false; | 1286 var needs_wrapper = false; |
1277 if (IS_NULL_OR_UNDEFINED(receiver)) { | 1287 if (IS_NULL_OR_UNDEFINED(receiver)) { |
1278 receiver = %GetDefaultReceiver(f) || receiver; | 1288 receiver = %GetDefaultReceiver(f) || receiver; |
1279 } else { | 1289 } else { |
1280 needs_wrapper = SHOULD_CREATE_WRAPPER(f, receiver); | 1290 needs_wrapper = SHOULD_CREATE_WRAPPER(f, receiver); |
1281 } | 1291 } |
1282 | 1292 |
1283 var result = new $Array(); | 1293 var result = new $Array(); |
1284 var accumulator = new InternalArray(length); | 1294 var accumulator = new InternalArray(length); |
1285 var is_array = IS_ARRAY(array); | 1295 var is_array = IS_ARRAY(array); |
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1410 | 1420 |
1411 function ArrayReduce(callback, current) { | 1421 function ArrayReduce(callback, current) { |
1412 CHECK_OBJECT_COERCIBLE(this, "Array.prototype.reduce"); | 1422 CHECK_OBJECT_COERCIBLE(this, "Array.prototype.reduce"); |
1413 | 1423 |
1414 // Pull out the length so that modifications to the length in the | 1424 // Pull out the length so that modifications to the length in the |
1415 // loop will not affect the looping and side effects are visible. | 1425 // loop will not affect the looping and side effects are visible. |
1416 var array = ToObject(this); | 1426 var array = ToObject(this); |
1417 var length = ToUint32(array.length); | 1427 var length = ToUint32(array.length); |
1418 | 1428 |
1419 if (!IS_SPEC_FUNCTION(callback)) { | 1429 if (!IS_SPEC_FUNCTION(callback)) { |
1420 throw MakeTypeError(kCalledNonCallable, callback); | 1430 throw MakeTypeError('called_non_callable', [callback]); |
1421 } | 1431 } |
1422 | 1432 |
1423 var is_array = IS_ARRAY(array); | 1433 var is_array = IS_ARRAY(array); |
1424 var i = 0; | 1434 var i = 0; |
1425 find_initial: if (%_ArgumentsLength() < 2) { | 1435 find_initial: if (%_ArgumentsLength() < 2) { |
1426 for (; i < length; i++) { | 1436 for (; i < length; i++) { |
1427 if (HAS_INDEX(array, i, is_array)) { | 1437 if (HAS_INDEX(array, i, is_array)) { |
1428 current = array[i++]; | 1438 current = array[i++]; |
1429 break find_initial; | 1439 break find_initial; |
1430 } | 1440 } |
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1447 | 1457 |
1448 function ArrayReduceRight(callback, current) { | 1458 function ArrayReduceRight(callback, current) { |
1449 CHECK_OBJECT_COERCIBLE(this, "Array.prototype.reduceRight"); | 1459 CHECK_OBJECT_COERCIBLE(this, "Array.prototype.reduceRight"); |
1450 | 1460 |
1451 // Pull out the length so that side effects are visible before the | 1461 // Pull out the length so that side effects are visible before the |
1452 // callback function is checked. | 1462 // callback function is checked. |
1453 var array = ToObject(this); | 1463 var array = ToObject(this); |
1454 var length = ToUint32(array.length); | 1464 var length = ToUint32(array.length); |
1455 | 1465 |
1456 if (!IS_SPEC_FUNCTION(callback)) { | 1466 if (!IS_SPEC_FUNCTION(callback)) { |
1457 throw MakeTypeError(kCalledNonCallable, callback); | 1467 throw MakeTypeError('called_non_callable', [callback]); |
1458 } | 1468 } |
1459 | 1469 |
1460 var is_array = IS_ARRAY(array); | 1470 var is_array = IS_ARRAY(array); |
1461 var i = length - 1; | 1471 var i = length - 1; |
1462 find_initial: if (%_ArgumentsLength() < 2) { | 1472 find_initial: if (%_ArgumentsLength() < 2) { |
1463 for (; i >= 0; i--) { | 1473 for (; i >= 0; i--) { |
1464 if (HAS_INDEX(array, i, is_array)) { | 1474 if (HAS_INDEX(array, i, is_array)) { |
1465 current = array[i--]; | 1475 current = array[i--]; |
1466 break find_initial; | 1476 break find_initial; |
1467 } | 1477 } |
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1571 ]); | 1581 ]); |
1572 | 1582 |
1573 SetUpLockedPrototype(InternalPackedArray, $Array(), [ | 1583 SetUpLockedPrototype(InternalPackedArray, $Array(), [ |
1574 "join", getFunction("join", ArrayJoin), | 1584 "join", getFunction("join", ArrayJoin), |
1575 "pop", getFunction("pop", ArrayPop), | 1585 "pop", getFunction("pop", ArrayPop), |
1576 "push", getFunction("push", ArrayPush) | 1586 "push", getFunction("push", ArrayPush) |
1577 ]); | 1587 ]); |
1578 } | 1588 } |
1579 | 1589 |
1580 SetUpArray(); | 1590 SetUpArray(); |
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