inline ArrayBuffer* toArrayBufferView(JSValue value)
{
JSArrayBufferView* wrapper = jsDynamicCast<JSArrayBufferView*>(value);
if (!wrapper)
return 0;
return wrapper->buffer();
}
void JSArrayBufferView::visitChildren(JSCell* cell, SlotVisitor& visitor)
{
JSArrayBufferView* thisObject = jsCast<JSArrayBufferView*>(cell);
if (thisObject->hasArrayBuffer()) {
ArrayBuffer* buffer = thisObject->buffer();
RELEASE_ASSERT(buffer);
visitor.addOpaqueRoot(buffer);
}
Base::visitChildren(thisObject, visitor);
}
bool JSArrayBufferView::getOwnPropertySlot(
JSObject* object, ExecState* exec, PropertyName propertyName, PropertySlot& slot)
{
JSArrayBufferView* thisObject = jsCast<JSArrayBufferView*>(object);
if (propertyName == exec->propertyNames().byteOffset) {
slot.setValue(thisObject, DontDelete | ReadOnly, jsNumber(thisObject->byteOffset()));
return true;
}
if (propertyName == exec->propertyNames().buffer) {
slot.setValue(
thisObject, DontDelete | ReadOnly, exec->vm().m_typedArrayController->toJS(
exec, thisObject->globalObject(), thisObject->buffer()));
return true;
}
return Base::getOwnPropertySlot(thisObject, exec, propertyName, slot);
}
