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1 // Copyright 2015 the V8 project authors. All rights reserved. | 1 // Copyright 2015 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 #include "src/objects.h" | 5 #include "src/objects.h" |
6 | 6 |
7 #include <cmath> | 7 #include <cmath> |
8 #include <iomanip> | 8 #include <iomanip> |
9 #include <memory> | 9 #include <memory> |
10 #include <sstream> | 10 #include <sstream> |
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1357 MaybeHandle<Object> Object::GetPropertyWithAccessor(LookupIterator* it) { | 1357 MaybeHandle<Object> Object::GetPropertyWithAccessor(LookupIterator* it) { |
1358 Isolate* isolate = it->isolate(); | 1358 Isolate* isolate = it->isolate(); |
1359 Handle<Object> structure = it->GetAccessors(); | 1359 Handle<Object> structure = it->GetAccessors(); |
1360 Handle<Object> receiver = it->GetReceiver(); | 1360 Handle<Object> receiver = it->GetReceiver(); |
1361 | 1361 |
1362 // We should never get here to initialize a const with the hole value since a | 1362 // We should never get here to initialize a const with the hole value since a |
1363 // const declaration would conflict with the getter. | 1363 // const declaration would conflict with the getter. |
1364 DCHECK(!structure->IsForeign()); | 1364 DCHECK(!structure->IsForeign()); |
1365 | 1365 |
1366 // API style callbacks. | 1366 // API style callbacks. |
| 1367 Handle<JSObject> holder = it->GetHolder<JSObject>(); |
1367 if (structure->IsAccessorInfo()) { | 1368 if (structure->IsAccessorInfo()) { |
1368 Handle<JSObject> holder = it->GetHolder<JSObject>(); | |
1369 Handle<Name> name = it->GetName(); | 1369 Handle<Name> name = it->GetName(); |
1370 Handle<AccessorInfo> info = Handle<AccessorInfo>::cast(structure); | 1370 Handle<AccessorInfo> info = Handle<AccessorInfo>::cast(structure); |
1371 if (!info->IsCompatibleReceiver(*receiver)) { | 1371 if (!info->IsCompatibleReceiver(*receiver)) { |
1372 THROW_NEW_ERROR(isolate, | 1372 THROW_NEW_ERROR(isolate, |
1373 NewTypeError(MessageTemplate::kIncompatibleMethodReceiver, | 1373 NewTypeError(MessageTemplate::kIncompatibleMethodReceiver, |
1374 name, receiver), | 1374 name, receiver), |
1375 Object); | 1375 Object); |
1376 } | 1376 } |
1377 | 1377 |
1378 v8::AccessorNameGetterCallback call_fun = | 1378 v8::AccessorNameGetterCallback call_fun = |
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1401 } | 1401 } |
1402 | 1402 |
1403 // AccessorPair with 'cached' private property. | 1403 // AccessorPair with 'cached' private property. |
1404 if (it->TryLookupCachedProperty()) { | 1404 if (it->TryLookupCachedProperty()) { |
1405 return Object::GetProperty(it); | 1405 return Object::GetProperty(it); |
1406 } | 1406 } |
1407 | 1407 |
1408 // Regular accessor. | 1408 // Regular accessor. |
1409 Handle<Object> getter(AccessorPair::cast(*structure)->getter(), isolate); | 1409 Handle<Object> getter(AccessorPair::cast(*structure)->getter(), isolate); |
1410 if (getter->IsFunctionTemplateInfo()) { | 1410 if (getter->IsFunctionTemplateInfo()) { |
| 1411 SaveContext save(isolate); |
| 1412 isolate->set_context(*holder->GetCreationContext()); |
1411 return Builtins::InvokeApiFunction( | 1413 return Builtins::InvokeApiFunction( |
1412 isolate, false, Handle<FunctionTemplateInfo>::cast(getter), receiver, 0, | 1414 isolate, false, Handle<FunctionTemplateInfo>::cast(getter), receiver, 0, |
1413 nullptr, isolate->factory()->undefined_value()); | 1415 nullptr, isolate->factory()->undefined_value()); |
1414 } else if (getter->IsCallable()) { | 1416 } else if (getter->IsCallable()) { |
1415 // TODO(rossberg): nicer would be to cast to some JSCallable here... | 1417 // TODO(rossberg): nicer would be to cast to some JSCallable here... |
1416 return Object::GetPropertyWithDefinedGetter( | 1418 return Object::GetPropertyWithDefinedGetter( |
1417 receiver, Handle<JSReceiver>::cast(getter)); | 1419 receiver, Handle<JSReceiver>::cast(getter)); |
1418 } | 1420 } |
1419 // Getter is not a function. | 1421 // Getter is not a function. |
1420 return isolate->factory()->undefined_value(); | 1422 return isolate->factory()->undefined_value(); |
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1449 ShouldThrow should_throw) { | 1451 ShouldThrow should_throw) { |
1450 Isolate* isolate = it->isolate(); | 1452 Isolate* isolate = it->isolate(); |
1451 Handle<Object> structure = it->GetAccessors(); | 1453 Handle<Object> structure = it->GetAccessors(); |
1452 Handle<Object> receiver = it->GetReceiver(); | 1454 Handle<Object> receiver = it->GetReceiver(); |
1453 | 1455 |
1454 // We should never get here to initialize a const with the hole value since a | 1456 // We should never get here to initialize a const with the hole value since a |
1455 // const declaration would conflict with the setter. | 1457 // const declaration would conflict with the setter. |
1456 DCHECK(!structure->IsForeign()); | 1458 DCHECK(!structure->IsForeign()); |
1457 | 1459 |
1458 // API style callbacks. | 1460 // API style callbacks. |
| 1461 Handle<JSObject> holder = it->GetHolder<JSObject>(); |
1459 if (structure->IsAccessorInfo()) { | 1462 if (structure->IsAccessorInfo()) { |
1460 Handle<JSObject> holder = it->GetHolder<JSObject>(); | |
1461 Handle<Name> name = it->GetName(); | 1463 Handle<Name> name = it->GetName(); |
1462 Handle<AccessorInfo> info = Handle<AccessorInfo>::cast(structure); | 1464 Handle<AccessorInfo> info = Handle<AccessorInfo>::cast(structure); |
1463 if (!info->IsCompatibleReceiver(*receiver)) { | 1465 if (!info->IsCompatibleReceiver(*receiver)) { |
1464 isolate->Throw(*isolate->factory()->NewTypeError( | 1466 isolate->Throw(*isolate->factory()->NewTypeError( |
1465 MessageTemplate::kIncompatibleMethodReceiver, name, receiver)); | 1467 MessageTemplate::kIncompatibleMethodReceiver, name, receiver)); |
1466 return Nothing<bool>(); | 1468 return Nothing<bool>(); |
1467 } | 1469 } |
1468 | 1470 |
1469 // The actual type of call_fun is either v8::AccessorNameSetterCallback or | 1471 // The actual type of call_fun is either v8::AccessorNameSetterCallback or |
1470 // i::Accesors::AccessorNameBooleanSetterCallback, depending on whether the | 1472 // i::Accesors::AccessorNameBooleanSetterCallback, depending on whether the |
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1496 // (signalling an exception) or a boolean Oddball. | 1498 // (signalling an exception) or a boolean Oddball. |
1497 RETURN_VALUE_IF_SCHEDULED_EXCEPTION(isolate, Nothing<bool>()); | 1499 RETURN_VALUE_IF_SCHEDULED_EXCEPTION(isolate, Nothing<bool>()); |
1498 if (result.is_null()) return Just(true); | 1500 if (result.is_null()) return Just(true); |
1499 DCHECK(result->BooleanValue() || should_throw == DONT_THROW); | 1501 DCHECK(result->BooleanValue() || should_throw == DONT_THROW); |
1500 return Just(result->BooleanValue()); | 1502 return Just(result->BooleanValue()); |
1501 } | 1503 } |
1502 | 1504 |
1503 // Regular accessor. | 1505 // Regular accessor. |
1504 Handle<Object> setter(AccessorPair::cast(*structure)->setter(), isolate); | 1506 Handle<Object> setter(AccessorPair::cast(*structure)->setter(), isolate); |
1505 if (setter->IsFunctionTemplateInfo()) { | 1507 if (setter->IsFunctionTemplateInfo()) { |
| 1508 SaveContext save(isolate); |
| 1509 isolate->set_context(*holder->GetCreationContext()); |
1506 Handle<Object> argv[] = {value}; | 1510 Handle<Object> argv[] = {value}; |
1507 RETURN_ON_EXCEPTION_VALUE( | 1511 RETURN_ON_EXCEPTION_VALUE( |
1508 isolate, Builtins::InvokeApiFunction( | 1512 isolate, Builtins::InvokeApiFunction( |
1509 isolate, false, Handle<FunctionTemplateInfo>::cast(setter), | 1513 isolate, false, Handle<FunctionTemplateInfo>::cast(setter), |
1510 receiver, arraysize(argv), argv, | 1514 receiver, arraysize(argv), argv, |
1511 isolate->factory()->undefined_value()), | 1515 isolate->factory()->undefined_value()), |
1512 Nothing<bool>()); | 1516 Nothing<bool>()); |
1513 return Just(true); | 1517 return Just(true); |
1514 } else if (setter->IsCallable()) { | 1518 } else if (setter->IsCallable()) { |
1515 // TODO(rossberg): nicer would be to cast to some JSCallable here... | 1519 // TODO(rossberg): nicer would be to cast to some JSCallable here... |
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20300 // depend on this. | 20304 // depend on this. |
20301 return DICTIONARY_ELEMENTS; | 20305 return DICTIONARY_ELEMENTS; |
20302 } | 20306 } |
20303 DCHECK_LE(kind, LAST_ELEMENTS_KIND); | 20307 DCHECK_LE(kind, LAST_ELEMENTS_KIND); |
20304 return kind; | 20308 return kind; |
20305 } | 20309 } |
20306 } | 20310 } |
20307 | 20311 |
20308 } // namespace internal | 20312 } // namespace internal |
20309 } // namespace v8 | 20313 } // namespace v8 |
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