Add interface prefix to number generator

UPGRADE.md

@@ -33,6 +33,8 @@ always generated after credit memo. Technical changes:
        facilitate post-units refunding process.
     * Their `__invoke` methods were replaced by `Sylius\RefundPlugin\ProcessManager\UnitsRefundedProcessStepInterface::next(UnitsRefunded $unitsRefunded)`. 
 
+1. `Sylius\RefundPlugin\Generator\NumberGenerator` has been changed to `Sylius\RefundPlugin\Generator\NumberGeneratorInterface`.
+
 ### UPGRADE FROM 1.0.0-RC.7 TO 1.0.0-RC.8
 
 1. The `fully_refunded` state and the `refund` transition have been removed from `sylius_order` state machine.

spec/Factory/CreditMemoFactorySpec.php

@@ -25,15 +25,15 @@
 use Sylius\RefundPlugin\Entity\TaxItemInterface;
 use Sylius\RefundPlugin\Factory\CreditMemoFactoryInterface;
 use Sylius\RefundPlugin\Generator\CreditMemoIdentifierGeneratorInterface;
-use Sylius\RefundPlugin\Generator\NumberGenerator;
+use Sylius\RefundPlugin\Generator\NumberGeneratorInterface;
 use Sylius\RefundPlugin\Provider\CurrentDateTimeImmutableProviderInterface;
 
 final class CreditMemoFactorySpec extends ObjectBehavior
 {
     function let(
         FactoryInterface $creditMemoFactory,
         CreditMemoIdentifierGeneratorInterface $creditMemoIdentifierGenerator,
-        NumberGenerator $creditMemoNumberGenerator,
+        NumberGeneratorInterface $creditMemoNumberGenerator,
         CurrentDateTimeImmutableProviderInterface $currentDateTimeImmutableProvider
     ): void {
         $this->beConstructedWith(
@@ -61,7 +61,7 @@ function it_creates_a_new_credit_memo(
     function it_creates_a_new_credit_memo_with_data(
         FactoryInterface $creditMemoFactory,
         CreditMemoIdentifierGeneratorInterface $creditMemoIdentifierGenerator,
-        NumberGenerator $creditMemoNumberGenerator,
+        NumberGeneratorInterface $creditMemoNumberGenerator,
         CurrentDateTimeImmutableProviderInterface $currentDateTimeImmutableProvider,
         CreditMemoInterface $creditMemo,
         OrderInterface $order,

spec/Generator/CreditMemoGeneratorSpec.php

@@ -19,7 +19,7 @@
 use Sylius\RefundPlugin\Factory\CreditMemoFactoryInterface;
 use Sylius\RefundPlugin\Generator\CreditMemoGeneratorInterface;
 use Sylius\RefundPlugin\Generator\CreditMemoIdentifierGeneratorInterface;
-use Sylius\RefundPlugin\Generator\NumberGenerator;
+use Sylius\RefundPlugin\Generator\NumberGeneratorInterface;
 use Sylius\RefundPlugin\Generator\TaxItemsGeneratorInterface;
 use Sylius\RefundPlugin\Model\OrderItemUnitRefund;
 use Sylius\RefundPlugin\Model\ShipmentRefund;

spec/Generator/SequentialNumberGeneratorSpec.php

@@ -10,7 +10,7 @@
 use PhpSpec\ObjectBehavior;
 use Sylius\RefundPlugin\Entity\CreditMemoSequenceInterface;
 use Sylius\RefundPlugin\Factory\CreditMemoSequenceFactoryInterface;
-use Sylius\RefundPlugin\Generator\NumberGenerator;
+use Sylius\RefundPlugin\Generator\NumberGeneratorInterface;
 use Sylius\RefundPlugin\Provider\CurrentDateTimeImmutableProviderInterface;
 
 final class SequentialNumberGeneratorSpec extends ObjectBehavior
@@ -33,7 +33,7 @@ function let(
 
     function it_is_number_generator_interface(): void
     {
-        $this->shouldImplement(NumberGenerator::class);
+        $this->shouldImplement(NumberGeneratorInterface::class);
     }
 
     function it_generates_sequential_number(

src/Factory/CreditMemoFactory.php

@@ -21,7 +21,7 @@
 use Sylius\RefundPlugin\Entity\CustomerBillingDataInterface;
 use Sylius\RefundPlugin\Entity\ShopBillingDataInterface;
 use Sylius\RefundPlugin\Generator\CreditMemoIdentifierGeneratorInterface;
-use Sylius\RefundPlugin\Generator\NumberGenerator;
+use Sylius\RefundPlugin\Generator\NumberGeneratorInterface;
 use Sylius\RefundPlugin\Provider\CurrentDateTimeImmutableProviderInterface;
 use Webmozart\Assert\Assert;
 
@@ -33,7 +33,7 @@ final class CreditMemoFactory implements CreditMemoFactoryInterface
     /** @var CreditMemoIdentifierGeneratorInterface */
     private $creditMemoIdentifierGenerator;
 
-    /** @var NumberGenerator */
+    /** @var NumberGeneratorInterface */
     private $creditMemoNumberGenerator;
 
     /** @var CurrentDateTimeImmutableProviderInterface */
@@ -42,7 +42,7 @@ final class CreditMemoFactory implements CreditMemoFactoryInterface
     public function __construct(
         FactoryInterface $creditMemoFactory,
         CreditMemoIdentifierGeneratorInterface $creditMemoIdentifierGenerator,
-        NumberGenerator $creditMemoNumberGenerator,
+        NumberGeneratorInterface $creditMemoNumberGenerator,
         CurrentDateTimeImmutableProviderInterface $currentDateTimeImmutableProvider
     ) {
         $this->creditMemoFactory = $creditMemoFactory;

src/Generator/NumberGenerator.php → src/Generator/NumberGeneratorInterface.php

@@ -4,7 +4,7 @@
 
 namespace Sylius\RefundPlugin\Generator;
 
-interface NumberGenerator
+interface NumberGeneratorInterface
 {
     public function generate(): string;
 }

src/Generator/SequentialNumberGenerator.php

@@ -11,7 +11,7 @@
 use Sylius\RefundPlugin\Factory\CreditMemoSequenceFactoryInterface;
 use Sylius\RefundPlugin\Provider\CurrentDateTimeImmutableProviderInterface;
 
-final class SequentialNumberGenerator implements NumberGenerator
+final class SequentialNumberGenerator implements NumberGeneratorInterface
 {
     /** @var ObjectRepository */
     private $sequenceRepository;