Method IsTypeUsed

IDEHelper/Compiler/BfCompiler.cpp:547–605

}

bool BfCompiler::IsTypeUsed(BfType* checkType, BfProject* curProject)
{
	if (mOptions.mCompileOnDemandKind == BfCompileOnDemandKind_AlwaysInclude)
		return IsTypeAccessible(checkType, curProject);

	BfTypeInstance* typeInst = checkType->ToTypeInstance();
	if (typeInst != NULL)
	{
		//TODO: Why was this here?
// 		if ((typeInst->mTypeDef->mProject != NULL) && (typeInst->mTypeDef->mProject != curProject))
// 		{
// 			if (typeInst->mTypeDef->mProject->mTargetType == BfTargetType_BeefDynLib)
// 				return false;
// 		}

		if (checkType->IsInterface())
			return typeInst->mIsReified;

		//TODO: We could check to see if this project has any reified specialized instances...
		if (checkType->IsUnspecializedType())
			return typeInst->mIsReified;

		if (checkType->IsTuple())
		{
			for (auto&& fieldInst : typeInst->mFieldInstances)
			{
				if (!IsTypeUsed(fieldInst.mResolvedType, curProject))
					return false;
			}
		}

		auto genericTypeInst = typeInst->ToGenericTypeInstance();
		if (genericTypeInst != NULL)
		{
			for (auto genericArg : genericTypeInst->mGenericTypeInfo->mTypeGenericArguments)
				if (!IsTypeUsed(genericArg, curProject))
					return false;
		}

		if (checkType->IsFunction())
		{
			// These don't get their own modules so just assume "always used" at this point
			return true;
		}

		auto module = typeInst->GetModule();
		if (module == NULL)
			return true;

		return curProject->mUsedModules.Contains(module);
	}

	if (checkType->IsPointer())
		return IsTypeUsed(((BfPointerType*)checkType)->mElementType, curProject);
	if (checkType->IsRef())
		return IsTypeUsed(((BfRefType*)checkType)->mElementType, curProject);

	return true;