void __cdecl JavascriptExternalFunction::DeferredInitializer(DynamicObject* instance, DeferredTypeHandlerBase* typeHandler, DeferredInitializeMode mode)
{
JavascriptExternalFunction* object = static_cast<JavascriptExternalFunction*>(instance);
HRESULT hr = E_FAIL;
ScriptContext* scriptContext = object->GetScriptContext();
AnalysisAssert(scriptContext);
// Don't call the implicit call if disable implicit call
if (scriptContext->GetThreadContext()->IsDisableImplicitCall())
{
scriptContext->GetThreadContext()->AddImplicitCallFlags(ImplicitCall_External);
//we will return if we get call further into implicitcalls.
return;
}
if (scriptContext->IsClosed() || scriptContext->IsInvalidatedForHostObjects())
{
Js::JavascriptError::MapAndThrowError(scriptContext, E_ACCESSDENIED);
}
ThreadContext* threadContext = scriptContext->GetThreadContext();
typeHandler->Convert(instance, mode, object->typeSlots, object->hasAccessors);
BEGIN_LEAVE_SCRIPT_INTERNAL(scriptContext)
{
ASYNC_HOST_OPERATION_START(threadContext);
hr = object->initMethod(instance);
ASYNC_HOST_OPERATION_END(threadContext);
}
END_LEAVE_SCRIPT_INTERNAL(scriptContext);
if (FAILED(hr))
{
Js::JavascriptError::MapAndThrowError(scriptContext, hr);
}
JavascriptString * functionName = nullptr;
if (scriptContext->GetConfig()->IsES6FunctionNameEnabled() &&
object->GetFunctionName(&functionName))
{
object->SetPropertyWithAttributes(PropertyIds::name, functionName, PropertyConfigurable, nullptr);
}
}
