Initial Drupal 11 with DDEV setup

vendor/symfony/serializer/Attribute/Groups.php

@@ -0,0 +1,56 @@
+<?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\Attribute;
+
+use Symfony\Component\Serializer\Exception\InvalidArgumentException;
+
+/**
+ * @author Kévin Dunglas <dunglas@gmail.com>
+ */
+#[\Attribute(\Attribute::TARGET_METHOD | \Attribute::TARGET_PROPERTY | \Attribute::TARGET_CLASS)]
+class Groups
+{
+    /**
+     * @var string[]
+     */
+    private readonly array $groups;
+
+    /**
+     * @param string|string[] $groups The groups to define on the attribute target
+     */
+    public function __construct(string|array $groups)
+    {
+        $this->groups = (array) $groups;
+
+        if (!$this->groups) {
+            throw new InvalidArgumentException(\sprintf('Parameter given to "%s" cannot be empty.', static::class));
+        }
+
+        foreach ($this->groups as $group) {
+            if (!\is_string($group) || '' === $group) {
+                throw new InvalidArgumentException(\sprintf('Parameter given to "%s" must be a string or an array of non-empty strings.', static::class));
+            }
+        }
+    }
+
+    /**
+     * @return string[]
+     */
+    public function getGroups(): array
+    {
+        return $this->groups;
+    }
+}
+
+if (!class_exists(\Symfony\Component\Serializer\Annotation\Groups::class, false)) {
+    class_alias(Groups::class, \Symfony\Component\Serializer\Annotation\Groups::class);
+}