v8::internal::FunctionCallbackArguments Class Reference

#include <arguments.h>

Inheritance diagram for v8::internal::FunctionCallbackArguments:

Collaboration diagram for v8::internal::FunctionCallbackArguments:

Public Types
typedef FunctionCallbackInfo< Value >	T
typedef CustomArguments< T >	Super
Public Types inherited from v8::internal::CustomArguments< FunctionCallbackInfo< Value > >
typedef CustomArgumentsBase< T::kArgsLength >	Super

Public Member Functions
	FunctionCallbackArguments (internal::Isolate *isolate, internal::Object *data, internal::JSFunction *callee, internal::Object *holder, internal::Object **argv, int argc, bool is_construct_call)
v8::Handle< v8::Value >	Call (FunctionCallback f)
Public Member Functions inherited from v8::internal::CustomArguments< FunctionCallbackInfo< Value > >
	~CustomArguments ()
Public Member Functions inherited from v8::internal::CustomArgumentsBase< T::kArgsLength >
virtual void	IterateInstance (ObjectVisitor *v)

Static Public Attributes
static const int	kArgsLength = T::kArgsLength
static const int	kHolderIndex = T::kHolderIndex
static const int	kDataIndex = T::kDataIndex
static const int	kReturnValueDefaultValueIndex
static const int	kIsolateIndex = T::kIsolateIndex
static const int	kCalleeIndex = T::kCalleeIndex
static const int	kContextSaveIndex = T::kContextSaveIndex
Static Public Attributes inherited from v8::internal::CustomArguments< FunctionCallbackInfo< Value > >
static const int	kReturnValueOffset

Private Attributes
internal::Object **	argv_
int	argc_
bool	is_construct_call_

Additional Inherited Members
Protected Member Functions inherited from v8::internal::CustomArguments< FunctionCallbackInfo< Value > >
	CustomArguments (Isolate *isolate)
v8::Handle< V >	GetReturnValue (Isolate *isolate)
Isolate *	isolate ()
Protected Member Functions inherited from v8::internal::CustomArgumentsBase< T::kArgsLength >
Object **	begin ()
	CustomArgumentsBase (Isolate *isolate)
Protected Attributes inherited from v8::internal::CustomArgumentsBase< T::kArgsLength >
Object *	values_ [kArrayLength]

Detailed Description

Definition at line 215 of file arguments.h.

Member Typedef Documentation

Super

typedef CustomArguments<T> v8::internal::FunctionCallbackArguments::Super

Definition at line 219 of file arguments.h.

T

typedef FunctionCallbackInfo<Value> v8::internal::FunctionCallbackArguments::T

Definition at line 218 of file arguments.h.

Constructor & Destructor Documentation

FunctionCallbackArguments()

v8::internal::FunctionCallbackArguments::FunctionCallbackArguments ( internal::Isolate *  isolate, internal::Object *  data, internal::JSFunction *  callee, internal::Object *  holder, internal::Object **  argv, int  argc, bool  is_construct_call  )

inline

Definition at line 229 of file arguments.h.

        : Super(isolate),
          argv_(argv),
          argc_(argc),
          is_construct_call_(is_construct_call) {
    Object** values = begin();
    values[T::kDataIndex] = data;
    values[T::kCalleeIndex] = callee;
    values[T::kHolderIndex] = holder;
    values[T::kContextSaveIndex] = isolate->heap()->the_hole_value();
    values[T::kIsolateIndex] = reinterpret_cast<internal::Object*>(isolate);
    // Here the hole is set as default value.
    // It cannot escape into js as it's remove in Call below.
    values[T::kReturnValueDefaultValueIndex] =
        isolate->heap()->the_hole_value();
    values[T::kReturnValueIndex] = isolate->heap()->the_hole_value();
    DCHECK(values[T::kCalleeIndex]->IsJSFunction());
    DCHECK(values[T::kHolderIndex]->IsHeapObject());
    DCHECK(values[T::kIsolateIndex]->IsSmi());
  }

References v8::internal::CustomArgumentsBase< T::kArgsLength >::begin(), DCHECK, v8::internal::Isolate::heap(), v8::internal::CustomArguments< FunctionCallbackInfo< Value > >::isolate(), v8::FunctionCallbackInfo< T >::kCalleeIndex, v8::FunctionCallbackInfo< T >::kContextSaveIndex, v8::FunctionCallbackInfo< T >::kDataIndex, v8::FunctionCallbackInfo< T >::kHolderIndex, v8::FunctionCallbackInfo< T >::kIsolateIndex, v8::FunctionCallbackInfo< T >::kReturnValueDefaultValueIndex, and v8::FunctionCallbackInfo< T >::kReturnValueIndex.

Here is the call graph for this function:

Member Function Documentation

Call()

v8::Handle< v8::Value > v8::internal::FunctionCallbackArguments::Call

(

FunctionCallback

f

)

Definition at line 25 of file arguments.cc.

                                                                    {
  Isolate* isolate = this->isolate();
  VMState<EXTERNAL> state(isolate);
  ExternalCallbackScope call_scope(isolate, FUNCTION_ADDR(f));
  FunctionCallbackInfo<v8::Value> info(begin(),
                                       argv_,
                                       argc_,
                                       is_construct_call_);
  f(info);
  return GetReturnValue<v8::Value>(isolate);
}

References argc_, argv_, v8::internal::CustomArgumentsBase< T::kArgsLength >::begin(), FUNCTION_ADDR, is_construct_call_, and v8::internal::CustomArguments< FunctionCallbackInfo< Value > >::isolate().

Referenced by v8::internal::HandleApiCallAsFunctionOrConstructor(), and v8::internal::HandleApiCallHelper().

Here is the call graph for this function:

Here is the caller graph for this function:

Member Data Documentation

argc_

int v8::internal::FunctionCallbackArguments::argc_

private

Definition at line 268 of file arguments.h.

Referenced by Call().

argv_

internal::Object** v8::internal::FunctionCallbackArguments::argv_

private

Definition at line 267 of file arguments.h.

Referenced by Call().

is_construct_call_

bool v8::internal::FunctionCallbackArguments::is_construct_call_

private

Definition at line 269 of file arguments.h.

Referenced by Call().

kArgsLength

const int v8::internal::FunctionCallbackArguments::kArgsLength = T::kArgsLength

static

Definition at line 220 of file arguments.h.

kCalleeIndex

const int v8::internal::FunctionCallbackArguments::kCalleeIndex = T::kCalleeIndex

static

Definition at line 226 of file arguments.h.

kContextSaveIndex

const int v8::internal::FunctionCallbackArguments::kContextSaveIndex = T::kContextSaveIndex

static

Definition at line 227 of file arguments.h.

kDataIndex

const int v8::internal::FunctionCallbackArguments::kDataIndex = T::kDataIndex

static

Definition at line 222 of file arguments.h.

kHolderIndex

const int v8::internal::FunctionCallbackArguments::kHolderIndex = T::kHolderIndex

static

Definition at line 221 of file arguments.h.

kIsolateIndex

const int v8::internal::FunctionCallbackArguments::kIsolateIndex = T::kIsolateIndex

static

Definition at line 225 of file arguments.h.

kReturnValueDefaultValueIndex

const int v8::internal::FunctionCallbackArguments::kReturnValueDefaultValueIndex

static

Initial value:

=
      T::kReturnValueDefaultValueIndex

Definition at line 223 of file arguments.h.

---

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

• /mnt/V8SourceCode/src/arguments.h
• /mnt/V8SourceCode/src/arguments.cc