// Copyright Epic Games, Inc. All Rights Reserved.

#include "UObject/LinkerPlaceholderClass.h"
#include "UObject/Package.h"

//------------------------------------------------------------------------------
ULinkerPlaceholderClass::ULinkerPlaceholderClass(const FObjectInitializer& ObjectInitializer)
    : Super(ObjectInitializer)
{
}

//------------------------------------------------------------------------------
IMPLEMENT_CORE_INTRINSIC_CLASS(ULinkerPlaceholderClass, UClass,
                               {
                                   // @TODO: use the Class->Emit...() functions here to aid garbage
                                   //        collection, so it has information on what class variables
                                   //        hold onto UObject references
                               });

//------------------------------------------------------------------------------
void ULinkerPlaceholderClass::BeginDestroy()
{
#if USE_DEFERRED_DEPENDENCY_CHECK_VERIFICATION_TESTS
    check(IsMarkedResolved() || HasAnyFlags(RF_ClassDefaultObject));
    check(!HasKnownReferences());
#endif  // USE_DEFERRED_DEPENDENCY_CHECK_VERIFICATION_TESTS

    // by this point, we really shouldn't have any properties left (they should
    // have all got replaced), but just in case (so things don't blow up with a
    // missing class)...
    ResolveAllPlaceholderReferences(UObject::StaticClass());

    Super::BeginDestroy();
}

//------------------------------------------------------------------------------
void ULinkerPlaceholderClass::Bind()
{
    ClassConstructor            = InternalConstructor<ULinkerPlaceholderClass>;
    ClassVTableHelperCtorCaller = InternalVTableHelperCtorCaller<ULinkerPlaceholderClass>;
    Super::Bind();

    ClassAddReferencedObjects = &ULinkerPlaceholderClass::AddReferencedObjects;
}