JSReceiver Class Reference

#include <objects.h>

Inheritance diagram for JSReceiver:

Collaboration diagram for JSReceiver:

Public Types
enum	DeleteMode { NORMAL_DELETION, STRICT_DELETION, FORCE_DELETION }
enum	StoreFromKeyed { MAY_BE_STORE_FROM_KEYED, CERTAINLY_NOT_STORE_FROM_KEYED }
enum	ExtensibilityCheck { PERFORM_EXTENSIBILITY_CHECK, OMIT_EXTENSIBILITY_CHECK }

Public Member Functions
MUST_USE_RESULT MaybeObject *	SetProperty (String *key, Object *value, PropertyAttributes attributes, StrictModeFlag strict_mode, StoreFromKeyed store_from_keyed=MAY_BE_STORE_FROM_KEYED)
MUST_USE_RESULT MaybeObject *	SetProperty (LookupResult *result, String *key, Object *value, PropertyAttributes attributes, StrictModeFlag strict_mode, StoreFromKeyed store_from_keyed=MAY_BE_STORE_FROM_KEYED)
MUST_USE_RESULT MaybeObject *	SetPropertyWithDefinedSetter (JSReceiver *setter, Object *value)
MUST_USE_RESULT MaybeObject *	DeleteProperty (String *name, DeleteMode mode)
MUST_USE_RESULT MaybeObject *	DeleteElement (uint32_t index, DeleteMode mode)
MUST_USE_RESULT MaybeObject *	SetElement (uint32_t index, Object *value, PropertyAttributes attributes, StrictModeFlag strict_mode, bool check_prototype)
bool	IsSimpleEnum ()
String *	class_name ()
String *	constructor_name ()
PropertyAttributes	GetPropertyAttribute (String *name)
PropertyAttributes	GetPropertyAttributeWithReceiver (JSReceiver *receiver, String *name)
PropertyAttributes	GetLocalPropertyAttribute (String *name)
bool	HasProperty (String *name)
bool	HasLocalProperty (String *name)
bool	HasElement (uint32_t index)
Object *	GetPrototype ()
Object *	GetConstructor ()
MUST_USE_RESULT MaybeObject *	SetPrototype (Object *value, bool skip_hidden_prototypes)
MUST_USE_RESULT MaybeObject *	GetIdentityHash (CreationFlag flag)
void	LocalLookup (String *name, LookupResult *result)
void	Lookup (String *name, LookupResult *result)
Public Member Functions inherited from HeapObject
Map *	map ()
void	set_map (Map *value)
void	set_map_no_write_barrier (Map *value)
MapWord	map_word ()
void	set_map_word (MapWord map_word)
Heap *	GetHeap ()
Isolate *	GetIsolate ()
Address	address ()
void	Iterate (ObjectVisitor *v)
void	IterateBody (InstanceType type, int object_size, ObjectVisitor *v)
int	Size ()
int	SizeFromMap (Map *map)
WriteBarrierMode	GetWriteBarrierMode (const AssertNoAllocation &)
void	HeapObjectShortPrint (StringStream *accumulator)
	STATIC_CHECK (kMapOffset==Internals::kHeapObjectMapOffset)
Public Member Functions inherited from Object
bool	IsObject ()
bool	IsFixedArrayBase ()
bool	IsInstanceOf (FunctionTemplateInfo *type)
bool	IsStruct ()
	INLINE (bool IsSpecObject())
	INLINE (bool IsSpecFunction())
	INLINE (bool IsUndefined())
	INLINE (bool IsNull())
	INLINE (bool IsTheHole())
	INLINE (bool IsTrue())
	INLINE (bool IsFalse())
bool	IsArgumentsMarker ()
bool	NonFailureIsHeapObject ()
bool	IsFiller ()
double	Number ()
bool	IsNaN ()
bool	HasValidElements ()
bool	HasSpecificClassOf (String *name)
MUST_USE_RESULT MaybeObject *	ToObject ()
Object *	ToBoolean ()
MUST_USE_RESULT MaybeObject *	ToObject (Context *native_context)
MUST_USE_RESULT MaybeObject *	ToSmi ()
void	Lookup (String *name, LookupResult *result)
MUST_USE_RESULT MaybeObject *	GetProperty (String *key)
MUST_USE_RESULT MaybeObject *	GetProperty (String *key, PropertyAttributes *attributes)
MUST_USE_RESULT MaybeObject *	GetPropertyWithReceiver (Object *receiver, String *key, PropertyAttributes *attributes)
MUST_USE_RESULT MaybeObject *	GetProperty (Object *receiver, LookupResult *result, String *key, PropertyAttributes *attributes)
MUST_USE_RESULT MaybeObject *	GetPropertyWithDefinedGetter (Object *receiver, JSReceiver *getter)
MUST_USE_RESULT MaybeObject *	GetElement (uint32_t index)
Object *	GetElementNoExceptionThrown (uint32_t index)
MUST_USE_RESULT MaybeObject *	GetElementWithReceiver (Object *receiver, uint32_t index)
Object *	GetPrototype ()
MUST_USE_RESULT MaybeObject *	GetHash (CreationFlag flag)
bool	SameValue (Object *other)
bool	ToArrayIndex (uint32_t *index)
bool	IsStringObjectWithCharacterAt (uint32_t index)
void	VerifyApiCallResultType ()
void	ShortPrint ()
void	ShortPrint (FILE *out)
void	ShortPrint (StringStream *accumulator)

Static Public Member Functions
static JSReceiver *	cast (Object *obj)
static Handle< Object >	SetProperty (Handle< JSReceiver > object, Handle< String > key, Handle< Object > value, PropertyAttributes attributes, StrictModeFlag strict_mode)
Static Public Member Functions inherited from HeapObject
static HeapObject *	FromAddress (Address address)
static Object **	RawField (HeapObject *obj, int offset)
static HeapObject *	cast (Object *obj)
Static Public Member Functions inherited from Object
static Handle< Object >	GetProperty (Handle< Object > object, Handle< Object > receiver, LookupResult *result, Handle< String > key, PropertyAttributes *attributes)
static Handle< Object >	GetElement (Handle< Object > object, uint32_t index)
static Object *	cast (Object *value)

Protected Member Functions
Smi *	GenerateIdentityHash ()
Protected Member Functions inherited from HeapObject
void	IteratePointers (ObjectVisitor *v, int start, int end)
void	IteratePointer (ObjectVisitor *v, int offset)

Additional Inherited Members
Static Public Attributes inherited from HeapObject
static const int	kMapOffset = Object::kHeaderSize
static const int	kHeaderSize = kMapOffset + kPointerSize
Static Public Attributes inherited from Object
static const int	kHeaderSize = 0

Detailed Description

Definition at line 1392 of file objects.h.

Member Enumeration Documentation

enum DeleteMode

Enumerator
NORMAL_DELETION
STRICT_DELETION
FORCE_DELETION

Definition at line 1394 of file objects.h.

enum ExtensibilityCheck

Enumerator
PERFORM_EXTENSIBILITY_CHECK
OMIT_EXTENSIBILITY_CHECK

Definition at line 1409 of file objects.h.

enum StoreFromKeyed

Enumerator
MAY_BE_STORE_FROM_KEYED
CERTAINLY_NOT_STORE_FROM_KEYED

Definition at line 1402 of file objects.h.

Member Function Documentation

static JSReceiver* cast ( Object *  obj )

inlinestatic

Referenced by SharedFunctionInfo::CanGenerateInlineConstructor(), Object::GetHash(), JSObject::GetPropertyWithCallback(), JSReceiver::LocalLookup(), Object::Lookup(), JSReceiver::Lookup(), JSObject::LookupAccessor(), v8::internal::RUNTIME_FUNCTION(), JSProxy::SetPropertyViaPrototypesWithHandler(), JSObject::SetPropertyWithCallback(), and JSReceiver::SetPrototype().

String * class_name

(

)

Definition at line 1474 of file objects.cc.

References JSFunction::cast(), String::cast(), HeapObject::GetHeap(), and HeapObject::map().

Referenced by Logger::ApiIndexedPropertyAccess(), Logger::ApiNamedPropertyAccess(), Object::HasSpecificClassOf(), v8::internal::RUNTIME_FUNCTION(), and Logger::SuspectReadEvent().

String * constructor_name

(

)

Definition at line 1487 of file objects.cc.

References JSObject::cast(), JSFunction::cast(), String::cast(), JSReceiver::constructor_name(), HeapObject::GetHeap(), JSReceiver::GetPrototype(), String::length(), and HeapObject::map().

Referenced by JSReceiver::constructor_name(), V8HeapExplorer::GetConstructorName(), and JSObject::JSObjectShortPrint().

MaybeObject * DeleteElement	(	uint32_t	index,
		DeleteMode	mode
	)

Definition at line 3991 of file objects.cc.

References JSObject::cast(), JSProxy::cast(), JSObject::DeleteElement(), and JSProxy::DeleteElementWithHandler().

MaybeObject * DeleteProperty	(	String *	name,
		DeleteMode	mode
	)

Definition at line 3999 of file objects.cc.

References JSObject::cast(), JSProxy::cast(), JSObject::DeleteProperty(), and JSProxy::DeletePropertyWithHandler().

Smi * GenerateIdentityHash ( )

protected

Definition at line 3506 of file objects.cc.

References Smi::FromInt(), HeapObject::GetIsolate(), Smi::kMaxValue, and V8::RandomPrivate().

Referenced by JSObject::GetIdentityHash(), and JSProxy::GetIdentityHash().

Object * GetConstructor ( )

inline

Definition at line 5042 of file objects-inl.h.

References HeapObject::map().

MaybeObject * GetIdentityHash ( CreationFlag  flag )

inline

Definition at line 5080 of file objects-inl.h.

References JSObject::cast(), JSProxy::cast(), JSObject::GetIdentityHash(), and JSProxy::GetIdentityHash().

Referenced by Object::GetHash().

PropertyAttributes GetLocalPropertyAttribute

(

String *

name

)

Definition at line 3179 of file objects.cc.

References ABSENT, String::AsArrayIndex(), JSObject::cast(), HeapObject::GetIsolate(), JSReceiver::GetPropertyAttribute(), JSObject::HasLocalElement(), JSReceiver::LocalLookup(), and NONE.

Referenced by JSReceiver::HasLocalProperty().

PropertyAttributes GetPropertyAttribute ( String *  name )

inline

Definition at line 5063 of file objects-inl.h.

References JSReceiver::GetPropertyAttributeWithReceiver().

Referenced by JSReceiver::GetLocalPropertyAttribute(), JSReceiver::GetPropertyAttributeWithReceiver(), and JSReceiver::HasProperty().

PropertyAttributes GetPropertyAttributeWithReceiver	(	JSReceiver *	receiver,
		String *	name
	)

Definition at line 3128 of file objects.cc.

References ABSENT, String::AsArrayIndex(), JSObject::cast(), HeapObject::GetIsolate(), JSReceiver::GetPropertyAttribute(), JSObject::HasElementWithReceiver(), JSReceiver::Lookup(), and NONE.

Referenced by JSReceiver::GetPropertyAttribute(), and JSObject::GetPropertyAttributePostInterceptor().

Object * GetPrototype ( )

inline

Definition at line 5037 of file objects-inl.h.

References HeapObject::map().

Referenced by v8::internal::BUILTIN(), JSObject::BypassGlobalProxy(), JSReceiver::constructor_name(), JSObject::DefineAccessor(), JSObject::DeleteElement(), JSObject::DeleteHiddenProperty(), JSObject::DeleteProperty(), JSObject::GetHiddenProperty(), JSObject::GetPropertyAttributePostInterceptor(), JSObject::GetPropertyPostInterceptor(), JSObject::HasElementWithReceiver(), JSObject::HasLocalElement(), JSReceiver::IsSimpleEnum(), JSReceiver::LocalLookup(), JSObject::LocalLookupRealNamedProperty(), JSReceiver::Lookup(), JSObject::LookupAccessor(), JSObject::LookupCallbackProperty(), JSObject::LookupRealNamedPropertyInPrototypes(), JSObject::PreventExtensions(), v8::internal::RUNTIME_FUNCTION(), JSObject::SetElement(), JSObject::SetElementWithCallbackSetterInPrototypes(), JSObject::SetHiddenProperty(), JSObject::SetLocalPropertyIgnoreAttributes(), JSObject::SetPropertyForResult(), and JSReceiver::SetPrototype().

bool HasElement ( uint32_t  index )

inline

Definition at line 5087 of file objects-inl.h.

References JSObject::cast(), JSProxy::cast(), JSProxy::HasElementWithHandler(), and JSObject::HasElementWithReceiver().

bool HasLocalProperty ( String *  name )

inline

Definition at line 5055 of file objects-inl.h.

References ABSENT, JSProxy::cast(), JSReceiver::GetLocalPropertyAttribute(), and JSProxy::HasPropertyWithHandler().

bool HasProperty ( String *  name )

inline

Definition at line 5047 of file objects-inl.h.

References ABSENT, JSProxy::cast(), JSReceiver::GetPropertyAttribute(), and JSProxy::HasPropertyWithHandler().

bool IsSimpleEnum

(

)

Definition at line 4198 of file objects.cc.

References ASSERT, JSObject::cast(), Map::EnumLength(), HeapObject::GetHeap(), JSReceiver::GetPrototype(), JSObject::HasIndexedInterceptor(), JSObject::HasNamedInterceptor(), Map::kInvalidEnumCache, HeapObject::map(), and JSObject::NumberOfEnumElements().

void LocalLookup	(	String *	name,
		LookupResult *	result
	)

Definition at line 4267 of file objects.cc.

References ASSERT, JSReceiver::cast(), JSObject::cast(), JSProxy::cast(), String::Equals(), HeapObject::GetHeap(), JSReceiver::GetPrototype(), JSObject::HasNamedInterceptor(), JSReceiver::LocalLookup(), and JSObject::LocalLookupRealNamedProperty().

Referenced by SharedFunctionInfo::CanGenerateInlineConstructor(), JSObject::DefineAccessor(), JSObject::DefineFastAccessor(), JSObject::DeleteProperty(), JSReceiver::GetLocalPropertyAttribute(), JSReceiver::LocalLookup(), JSReceiver::Lookup(), JSObject::LookupAccessor(), v8::internal::RUNTIME_FUNCTION(), JSObject::SetLocalPropertyIgnoreAttributes(), and JSReceiver::SetProperty().

void Lookup	(	String *	name,
		LookupResult *	result
	)

Definition at line 4309 of file objects.cc.

References JSReceiver::cast(), JSObject::cast(), HeapObject::GetHeap(), JSReceiver::GetPrototype(), and JSReceiver::LocalLookup().

Referenced by JSReceiver::GetPropertyAttributeWithReceiver(), Object::Lookup(), v8::internal::RUNTIME_FUNCTION(), and PolymorphicCodeCache::Update().

MaybeObject * SetElement	(	uint32_t	index,
		Object *	value,
		PropertyAttributes	attributes,
		StrictModeFlag	strict_mode,
		bool	check_prototype
	)

Definition at line 9859 of file objects.cc.

References JSObject::cast(), JSProxy::cast(), JSObject::SetElement(), and JSProxy::SetElementWithHandler().

Handle< Object > SetProperty ( Handle< JSReceiver >  object, Handle< String >  key, Handle< Object >  value, PropertyAttributes  attributes, StrictModeFlag  strict_mode  )

static

Definition at line 1893 of file objects.cc.

References CALL_HEAP_FUNCTION, and v8::internal::Object.

Referenced by Scope::LinkModules(), v8::internal::RUNTIME_FUNCTION(), Runtime::SetObjectProperty(), JSReceiver::SetProperty(), JSObject::SetPropertyPostInterceptor(), KeyedStoreIC::Store(), and TEST().

MaybeObject * SetProperty	(	String *	key,
		Object *	value,
		PropertyAttributes	attributes,
		StrictModeFlag	strict_mode,
		JSReceiver::StoreFromKeyed	store_mode = MAY_BE_STORE_FROM_KEYED
	)

Definition at line 1904 of file objects.cc.

References JSObject::cast(), HeapObject::GetIsolate(), JSReceiver::LocalLookup(), Map::LookupTransition(), HeapObject::map(), and JSReceiver::SetProperty().

MaybeObject * SetProperty	(	LookupResult *	result,
		String *	key,
		Object *	value,
		PropertyAttributes	attributes,
		StrictModeFlag	strict_mode,
		JSReceiver::StoreFromKeyed	store_mode = MAY_BE_STORE_FROM_KEYED
	)

Definition at line 2506 of file objects.cc.

References JSObject::cast(), and JSObject::SetPropertyForResult().

MaybeObject * SetPropertyWithDefinedSetter	(	JSReceiver *	setter,
		Object *	value
	)

Definition at line 1998 of file objects.cc.

References ARRAY_SIZE, Execution::Call(), Failure::Exception(), and HeapObject::GetIsolate().

Referenced by JSObject::SetPropertyWithCallback().

MaybeObject * SetPrototype	(	Object *	value,
		bool	skip_hidden_prototypes
	)

Definition at line 9014 of file objects.cc.

References ASSERT, JSReceiver::cast(), JSObject::cast(), Heap::ClearInstanceofCache(), Map::Copy(), FACTORY, HeapObject::GetHeap(), Object::GetPrototype(), JSReceiver::GetPrototype(), Map::GetPrototypeTransition(), Map::is_extensible(), Map::is_hidden_prototype(), Heap::isolate(), HeapObject::map(), v8::internal::NULL, JSObject::OptimizeAsPrototype(), Map::PutPrototypeTransition(), HeapObject::set_map(), HeapObject::Size(), and Isolate::Throw().

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The documentation for this class was generated from the following files:

• src/objects.h
• src/objects-inl.h
• src/objects.cc