Split ProblemExceptionNormalizer forward-compatibilityinto separate f…

…ile to be PHP 7.4 compatible

src/ExceptionHandling/Normalizer/ProblemExceptionNormalizer.php

@@ -13,7 +13,6 @@
 
 namespace Nijens\OpenapiBundle\ExceptionHandling\Normalizer;
 
-use ArrayObject;
 use Nijens\OpenapiBundle\NijensOpenapiBundle;
 use Symfony\Component\Serializer\Normalizer\NormalizerAwareInterface;
 
@@ -34,11 +33,5 @@ public function normalize($object, $format = null, array $context = [])
         }
     }
 } else {
-    final class ProblemExceptionNormalizer extends AbstractProblemExceptionNormalizer implements NormalizerInterface, NormalizerAwareInterface
-    {
-        public function normalize($object, $format = null, array $context = []): float|int|bool|ArrayObject|array|string|null
-        {
-            return $this->doNormalize($object, $format, $context);
-        }
-    }
+    require_once __DIR__.'/ProblemExceptionNormalizer.php8';
 }

src/ExceptionHandling/Normalizer/ProblemExceptionNormalizer.php8

@@ -0,0 +1,30 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * This file is part of the OpenapiBundle package.
+ *
+ * (c) Niels Nijens <[email protected]>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Nijens\OpenapiBundle\ExceptionHandling\Normalizer;
+
+use ArrayObject;
+use Symfony\Component\Serializer\Normalizer\NormalizerAwareInterface;
+
+/**
+ * Normalizes a {@see Throwable} implementing the {@see ProblemExceptionInterface}.
+ *
+ * @author Niels Nijens <[email protected]>
+ */
+final class ProblemExceptionNormalizer extends AbstractProblemExceptionNormalizer implements NormalizerInterface, NormalizerAwareInterface
+{
+    public function normalize($object, $format = null, array $context = []): float|int|bool|ArrayObject|array|string|null
+    {
+        return $this->doNormalize($object, $format, $context);
+    }
+}