From c6ceb0cc94b07fcac091cc7f1c8d6068bdd029b9 Mon Sep 17 00:00:00 2001
From: Christian Flothmann <christian.flothmann@open.de>
Date: Thu, 22 May 2025 13:56:34 +0200
Subject: [PATCH] meaningfully error in DeduplicateStamp if the Lock component
 is missing

---
 src/Symfony/Component/Messenger/Stamp/DeduplicateStamp.php | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/Symfony/Component/Messenger/Stamp/DeduplicateStamp.php b/src/Symfony/Component/Messenger/Stamp/DeduplicateStamp.php
index 4e08d5369f261..1b9ff480b4f49 100644
--- a/src/Symfony/Component/Messenger/Stamp/DeduplicateStamp.php
+++ b/src/Symfony/Component/Messenger/Stamp/DeduplicateStamp.php
@@ -12,6 +12,7 @@
 namespace Symfony\Component\Messenger\Stamp;
 
 use Symfony\Component\Lock\Key;
+use Symfony\Component\Messenger\Exception\LogicException;
 
 final class DeduplicateStamp implements StampInterface
 {
@@ -22,6 +23,10 @@ public function __construct(
         private ?float $ttl = 300.0,
         private bool $onlyDeduplicateInQueue = false,
     ) {
+        if (!class_exists(Key::class)) {
+            throw new LogicException(\sprintf('You cannot use the "%s" as the Lock component is not installed. Try running "composer require symfony/lock".', self::class));
+        }
+
         $this->key = new Key($key);
     }