Initial Drupal 11 with DDEV setup

vendor/symfony/dependency-injection/Reference.php

@@ -0,0 +1,39 @@
+<?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\DependencyInjection;
+
+/**
+ * Reference represents a service reference.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Reference
+{
+    public function __construct(
+        private string $id,
+        private int $invalidBehavior = ContainerInterface::EXCEPTION_ON_INVALID_REFERENCE,
+    ) {
+    }
+
+    public function __toString(): string
+    {
+        return $this->id;
+    }
+
+    /**
+     * Returns the behavior to be used when the service does not exist.
+     */
+    public function getInvalidBehavior(): int
+    {
+        return $this->invalidBehavior;
+    }
+}