Initial Drupal 11 with DDEV setup

vendor/symfony/serializer/Extractor/ObjectPropertyListExtractor.php

@@ -0,0 +1,36 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Serializer\Extractor;
+
+use Symfony\Component\PropertyInfo\PropertyListExtractorInterface;
+
+/**
+ * @author David Maicher <mail@dmaicher.de>
+ */
+final class ObjectPropertyListExtractor implements ObjectPropertyListExtractorInterface
+{
+    private \Closure $objectClassResolver;
+
+    public function __construct(
+        private PropertyListExtractorInterface $propertyListExtractor,
+        ?callable $objectClassResolver = null,
+    ) {
+        $this->objectClassResolver = ($objectClassResolver ?? 'get_class')(...);
+    }
+
+    public function getProperties(object $object, array $context = []): ?array
+    {
+        $class = ($this->objectClassResolver)($object);
+
+        return $this->propertyListExtractor->getProperties($class, $context);
+    }
+}

vendor/symfony/serializer/Extractor/ObjectPropertyListExtractorInterface.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Serializer\Extractor;
+
+/**
+ * @author David Maicher <mail@dmaicher.de>
+ */
+interface ObjectPropertyListExtractorInterface
+{
+    /**
+     * Gets the list of properties available for the given object.
+     *
+     * @return string[]|null
+     */
+    public function getProperties(object $object, array $context = []): ?array;
+}