Initial Drupal 11 with DDEV setup

vendor/symfony/validator/Constraints/Valid.php

@@ -0,0 +1,60 @@
+<?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\Validator\Constraints;
+
+use Symfony\Component\Validator\Attribute\HasNamedArguments;
+use Symfony\Component\Validator\Constraint;
+
+/**
+ * Validates an object embedded in an object's property.
+ *
+ * @author Bernhard Schussek <bschussek@gmail.com>
+ */
+#[\Attribute(\Attribute::TARGET_PROPERTY | \Attribute::TARGET_METHOD | \Attribute::IS_REPEATABLE)]
+class Valid extends Constraint
+{
+    public bool $traverse = true;
+
+    /**
+     * @param array<string,mixed>|null $options
+     * @param string[]|null            $groups
+     * @param bool|null                $traverse Whether to validate {@see \Traversable} objects (defaults to true)
+     */
+    #[HasNamedArguments]
+    public function __construct(?array $options = null, ?array $groups = null, $payload = null, ?bool $traverse = null)
+    {
+        if (\is_array($options)) {
+            trigger_deprecation('symfony/validator', '7.3', 'Passing an array of options to configure the "%s" constraint is deprecated, use named arguments instead.', static::class);
+        }
+
+        parent::__construct($options ?? [], $groups, $payload);
+
+        $this->traverse = $traverse ?? $this->traverse;
+    }
+
+    public function __get(string $option): mixed
+    {
+        if ('groups' === $option) {
+            // when this is reached, no groups have been configured
+            return null;
+        }
+
+        return parent::__get($option);
+    }
+
+    public function addImplicitGroupName(string $group): void
+    {
+        if (null !== $this->groups) {
+            parent::addImplicitGroupName($group);
+        }
+    }
+}