DiscountCouponTable::checkType

static function checkType($value, $primary, array $row, MainEntityField $field)
{
	if (
		$value == self::TYPE_BASKET_ROW
		|| $value == self::TYPE_ONE_ORDER
		|| $value == self::TYPE_MULTI_ORDER
	)
		return true;

	return Loc::getMessage('DISCOUNT_COUPON_VALIDATOR_TYPE');
}