return expression
        }
        val first = mappingConversionFirst.convertExpression("$expression.first", context)
        val second = mappingConversionSecond.convertExpression("$expression.second", context)
        return "$first to $second"
    }

    override fun convertType(type: KType): KType {
        val first = type.arguments.getOrNull(0)?.type ?: return type