return when (firSymbol) {
                is FirClassLikeSymbol<*> -> classifierBuilder.buildClassLikeSymbol(firSymbol)
                is FirTypeParameterSymbol -> buildTypeParameterSymbol(firSymbol)
                else -> throwUnexpectedElementError(firSymbol)
            }
        }


        fun buildClassLikeSymbol(firSymbol: FirClassLikeSymbol<*>): KtClassLikeSymbol {
            return when (firSymbol) {

    return firSymbolBuilder.classifierBuilder.buildClassLikeSymbol(argument)
}

private fun convertArgument(argument: FirClassLikeSymbol<*>, firSymbolBuilder: KtSymbolByFirBuilder): Any? {
    return firSymbolBuilder.classifierBuilder.buildClassLikeSymbol(argument)
}

private fun convertArgument(argument: FirBasedSymbol<*>, firSymbolBuilder: KtSymbolByFirBuilder): Any? {

        InterfaceAsFunctionImpl(
            firSymbolBuilder.classifierBuilder.buildClassLikeSymbol(firDiagnostic.a),
            firDiagnostic as KtPsiDiagnostic,
            token,
        )
    }
    add(FirErrors.EXPECT_CLASS_AS_FUNCTION) { firDiagnostic ->
        ExpectClassAsFunctionImpl(
            firSymbolBuilder.classifierBuilder.buildClassLikeSymbol(firDiagnostic.a),
            firDiagnostic as KtPsiDiagnostic,

        firSymbolBuilder.callableBuilder.buildCallableSignature(this)

    private fun FirClassLikeSymbol<*>.toKtSymbol(): KtClassLikeSymbol = firSymbolBuilder.classifierBuilder.buildClassLikeSymbol(this)

    private fun FirNamedFunctionSymbol.toKtSignature(): KtFunctionLikeSignature<KtFunctionSymbol> =
        firSymbolBuilder.functionLikeBuilder.buildFunctionSignature(this)