JSProxy Class Reference

#include <objects.h>

Inheritance diagram for JSProxy:

Collaboration diagram for JSProxy:

Public Types
typedef FixedBodyDescriptor < kHandlerOffset, kPaddingOffset, kSize >	BodyDescriptor
Public Types inherited from JSReceiver
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
bool	HasPropertyWithHandler (String *name)
bool	HasElementWithHandler (uint32_t index)
MUST_USE_RESULT MaybeObject *	GetPropertyWithHandler (Object *receiver, String *name)
MUST_USE_RESULT MaybeObject *	GetElementWithHandler (Object *receiver, uint32_t index)
MUST_USE_RESULT MaybeObject *	SetPropertyWithHandler (JSReceiver *receiver, String *name, Object *value, PropertyAttributes attributes, StrictModeFlag strict_mode)
MUST_USE_RESULT MaybeObject *	SetElementWithHandler (JSReceiver *receiver, uint32_t index, Object *value, StrictModeFlag strict_mode)
MUST_USE_RESULT MaybeObject *	SetPropertyViaPrototypesWithHandler (JSReceiver *receiver, String *name, Object *value, PropertyAttributes attributes, StrictModeFlag strict_mode, bool *done)
MUST_USE_RESULT MaybeObject *	DeletePropertyWithHandler (String *name, DeleteMode mode)
MUST_USE_RESULT MaybeObject *	DeleteElementWithHandler (uint32_t index, DeleteMode mode)
MUST_USE_RESULT PropertyAttributes	GetPropertyAttributeWithHandler (JSReceiver *receiver, String *name)
MUST_USE_RESULT PropertyAttributes	GetElementAttributeWithHandler (JSReceiver *receiver, uint32_t index)
MUST_USE_RESULT MaybeObject *	GetIdentityHash (CreationFlag flag)
void	Fix ()
void	InitializeBody (int object_size, Object *value)
Handle< Object >	CallTrap (const char *name, Handle< Object > derived_trap, int argc, Handle< Object > args[])
	STATIC_CHECK (kPaddingSize >=0)
Public Member Functions inherited from JSReceiver
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 JSProxy *	cast (Object *obj)
Static Public Member Functions inherited from JSReceiver
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)

Static Public Attributes
static const int	kHandlerOffset = HeapObject::kHeaderSize
static const int	kHashOffset = kHandlerOffset + kPointerSize
static const int	kPaddingOffset = kHashOffset + kPointerSize
static const int	kSize = JSObject::kHeaderSize
static const int	kHeaderSize = kPaddingOffset
static const int	kPaddingSize = kSize - kPaddingOffset
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

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

Detailed Description

Definition at line 8024 of file objects.h.

Member Typedef Documentation

typedef FixedBodyDescriptor<kHandlerOffset, kPaddingOffset, kSize> BodyDescriptor

Definition at line 8121 of file objects.h.

Member Function Documentation

MUST_USE_RESULT Handle< Object > CallTrap	(	const char *	name,
		Handle< Object >	derived_trap,
		int	argc,
		Handle< Object >	args[]
	)

Definition at line 2770 of file objects.cc.

References ARRAY_SIZE, Execution::Call(), Isolate::factory(), HeapObject::GetIsolate(), v8::internal::GetProperty(), v8::internal::HandleVector(), Isolate::has_pending_exception(), Handle< T >::is_null(), Factory::LookupAsciiSymbol(), Factory::NewTypeError(), and Isolate::Throw().

Referenced by JSProxy::GetPropertyWithHandler().

static JSProxy* cast ( Object *  obj )

inlinestatic

Referenced by JSReceiver::DeleteElement(), JSReceiver::DeleteProperty(), Object::GetElementWithReceiver(), JSReceiver::GetIdentityHash(), v8::internal::GetKeysInFixedArrayFor(), JSReceiver::HasElement(), JSObject::HasElementWithInterceptor(), JSObject::HasElementWithReceiver(), JSReceiver::HasLocalProperty(), JSReceiver::HasProperty(), JSReceiver::LocalLookup(), JSObject::LookupRealNamedPropertyInPrototypes(), BASE_EMBEDDED< Visitor >::proxy(), JSReceiver::SetElement(), JSObject::SetElementWithCallbackSetterInPrototypes(), Runtime::SetObjectProperty(), StoreIC::Store(), and KeyedStoreIC::Store().

MUST_USE_RESULT MaybeObject * DeleteElementWithHandler	(	uint32_t	index,
		DeleteMode	mode
	)

Definition at line 2672 of file objects.cc.

References JSProxy::DeletePropertyWithHandler(), Isolate::factory(), HeapObject::GetIsolate(), and Factory::Uint32ToString().

Referenced by JSReceiver::DeleteElement().

MUST_USE_RESULT MaybeObject * DeletePropertyWithHandler	(	String *	name,
		DeleteMode	mode
	)

Definition at line 2646 of file objects.cc.

References ARRAY_SIZE, Failure::Exception(), Isolate::factory(), HeapObject::GetHeap(), HeapObject::GetIsolate(), v8::internal::HandleVector(), Isolate::has_pending_exception(), Factory::LookupAsciiSymbol(), Factory::NewTypeError(), JSReceiver::STRICT_DELETION, and Isolate::Throw().

Referenced by JSProxy::DeleteElementWithHandler(), and JSReceiver::DeleteProperty().

void Fix

(

)

Definition at line 2745 of file objects.cc.

References ASSERT, Factory::BecomeJSFunction(), Factory::BecomeJSObject(), Smi::cast(), JSObject::cast(), Isolate::factory(), JSObject::GetIdentityHash(), HeapObject::GetIsolate(), v8::internal::OMIT_CREATION, and Factory::SetIdentityHash().

MUST_USE_RESULT PropertyAttributes GetElementAttributeWithHandler	(	JSReceiver *	receiver,
		uint32_t	index
	)

Definition at line 2735 of file objects.cc.

References Isolate::factory(), HeapObject::GetIsolate(), and Factory::Uint32ToString().

Referenced by JSObject::HasElementWithInterceptor(), and JSObject::HasElementWithReceiver().

MaybeObject * GetElementWithHandler	(	Object *	receiver,
		uint32_t	index
	)

Definition at line 258 of file objects.cc.

References HeapObject::GetHeap(), JSProxy::GetPropertyWithHandler(), and Heap::Uint32ToString().

Referenced by Object::GetElementWithReceiver().

MaybeObject * GetIdentityHash

(

CreationFlag

flag

)

Definition at line 3558 of file objects.cc.

References v8::internal::ALLOW_CREATION, and JSReceiver::GenerateIdentityHash().

Referenced by JSReceiver::GetIdentityHash().

MUST_USE_RESULT PropertyAttributes GetPropertyAttributeWithHandler	(	JSReceiver *	receiver,
		String *	name
	)

Definition at line 2682 of file objects.cc.

References ABSENT, ARRAY_SIZE, Execution::Call(), DONT_DELETE, DONT_ENUM, Isolate::factory(), HeapObject::GetIsolate(), v8::internal::GetProperty(), v8::internal::HandleVector(), Isolate::has_pending_exception(), Factory::LookupAsciiSymbol(), Factory::NewTypeError(), NONE, READ_ONLY, and Isolate::Throw().

MaybeObject * GetPropertyWithHandler	(	Object *	receiver,
		String *	name
	)

Definition at line 234 of file objects.cc.

References ARRAY_SIZE, JSProxy::CallTrap(), Failure::Exception(), HeapObject::GetIsolate(), and Isolate::has_pending_exception().

Referenced by JSProxy::GetElementWithHandler().

bool HasElementWithHandler

(

uint32_t

index

)

Definition at line 278 of file objects.cc.

References HeapObject::GetHeap(), JSProxy::HasPropertyWithHandler(), and Heap::Uint32ToString().

Referenced by JSReceiver::HasElement().

bool HasPropertyWithHandler

(

String *

name

)

Definition at line 2522 of file objects.cc.

References ARRAY_SIZE, HeapObject::GetIsolate(), and Isolate::has_pending_exception().

Referenced by JSProxy::HasElementWithHandler(), JSReceiver::HasLocalProperty(), and JSReceiver::HasProperty().

void InitializeBody ( int  object_size, Object *  value  )

inline

Definition at line 4562 of file objects-inl.h.

References ASSERT, HeapObject::GetHeap(), Heap::InNewSpace(), FixedArrayBase::kHeaderSize, v8::internal::kPointerSize, and WRITE_FIELD.

Referenced by Heap::AllocateJSFunctionProxy(), and Heap::AllocateJSProxy().

MaybeObject * SetElementWithHandler	(	JSReceiver *	receiver,
		uint32_t	index,
		Object *	value,
		StrictModeFlag	strict_mode
	)

Definition at line 267 of file objects.cc.

References HeapObject::GetHeap(), NONE, JSProxy::SetPropertyWithHandler(), and Heap::Uint32ToString().

Referenced by JSReceiver::SetElement().

MUST_USE_RESULT MaybeObject * SetPropertyViaPrototypesWithHandler	(	JSReceiver *	receiver,
		String *	name,
		Object *	value,
		PropertyAttributes	attributes,
		StrictModeFlag	strict_mode,
		bool *	done
	)

Definition at line 2557 of file objects.cc.

References ARRAY_SIZE, ASSERT, Execution::Call(), JSReceiver::cast(), Failure::Exception(), Isolate::factory(), HeapObject::GetHeap(), HeapObject::GetIsolate(), v8::internal::GetProperty(), v8::internal::HandleVector(), Isolate::has_pending_exception(), v8::internal::kNonStrictMode, Factory::LookupAsciiSymbol(), Factory::NewTypeError(), and Isolate::Throw().

Referenced by JSObject::SetElementWithCallbackSetterInPrototypes().

MUST_USE_RESULT MaybeObject * SetPropertyWithHandler	(	JSReceiver *	receiver,
		String *	name,
		Object *	value,
		PropertyAttributes	attributes,
		StrictModeFlag	strict_mode
	)

Definition at line 2537 of file objects.cc.

References ARRAY_SIZE, Failure::Exception(), HeapObject::GetIsolate(), and Isolate::has_pending_exception().

Referenced by JSProxy::SetElementWithHandler().

STATIC_CHECK

(

kPaddingSize >=

0

)

Field Documentation

const int kHandlerOffset = HeapObject::kHeaderSize

static

Definition at line 8110 of file objects.h.

const int kHashOffset = kHandlerOffset + kPointerSize

static

Definition at line 8111 of file objects.h.

const int kHeaderSize = kPaddingOffset

static

Definition at line 8114 of file objects.h.

const int kPaddingOffset = kHashOffset + kPointerSize

static

Definition at line 8112 of file objects.h.

const int kPaddingSize = kSize - kPaddingOffset

static

Definition at line 8115 of file objects.h.

const int kSize = JSObject::kHeaderSize

static

Definition at line 8113 of file objects.h.

Referenced by Heap::AllocateJSProxy(), and StaticVisitorBase::GetVisitorId().

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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