InvoiceDiscount::getRoundEntityInternal

static function getRoundEntityInternal($entity)
{
	$result = null;

	/** @var Discount $discountClassName */
	$discountClassName = static::getDiscountClassName();
	switch ($entity)
	{
		case $discountClassName::ENTITY_BASKET_ITEM:
			$result = Internals\InvoiceRoundTable::ENTITY_TYPE_BASKET_ITEM;
			break;
	}

	return $result;
}