val symbol = firSymbolProvider.getClassLikeSymbolByClassId(classId) as? FirRegularClassSymbol ?: return null
        return firSymbolBuilder.classifierBuilder.buildNamedClassOrObjectSymbol(symbol)
    }

    override fun getTypeAliasByClassId(classId: ClassId): KaTypeAliasSymbol? {
        val symbol = firSymbolProvider.getClassLikeSymbolByClassId(classId) as? FirTypeAliasSymbol ?: return null

                val relativeName = if (packageName.isEmpty()) qualifiedName else qualifiedName.substring(packageName.length + 1)
                val containingClassSymbol = rootModuleSession.javaSymbolProvider?.getClassLikeSymbolByClassId(
                    ClassId(
                        FqName(packageName),
                        FqName(relativeName.takeIf { !relativeName.isEmpty() } ?: SpecialNames.NO_NAME_PROVIDED.asString()),

            return buildTypeParameterSymbol(firTypeParameterSymbol)
        }

        fun buildClassLikeSymbolByClassId(classId: ClassId): KaClassLikeSymbol? {
            val firClassLikeSymbol = firProvider.getClassLikeSymbolByClassId(classId) ?: return null
            return buildClassLikeSymbol(firClassLikeSymbol)
        }

        fun buildClassLikeSymbolByLookupTag(lookupTag: ConeClassLikeLookupTag): KaClassLikeSymbol? {