From 0f8a9238152329599ccb38eaa5910b4cecd3d58f Mon Sep 17 00:00:00 2001
From: "Dmitry V. Alekseev" <mail@alexeevdv.ru>
Date: Fri, 28 Aug 2020 15:37:01 +0300
Subject: [PATCH] Allow serialized workflow to be nullable @see
 https://github.com/phpmentors-jp/workflower-bundle/blob/ecb52505923167b59e2445cfd939a29019ab2a72/src/Persistence/DoctrineLifecycleListener.php#L63

---
 src/Persistence/WorkflowSerializableInterface.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Persistence/WorkflowSerializableInterface.php b/src/Persistence/WorkflowSerializableInterface.php
index 687071f..c4a5d23 100644
--- a/src/Persistence/WorkflowSerializableInterface.php
+++ b/src/Persistence/WorkflowSerializableInterface.php
@@ -18,12 +18,12 @@
 interface WorkflowSerializableInterface extends WorkflowAwareInterface
 {
     /**
-     * @param string $serializedWorkflow
+     * @param string|null $serializedWorkflow
      */
     public function setSerializedWorkflow($serializedWorkflow);
 
     /**
-     * @return string
+     * @return string|null
      */
     public function getSerializedWorkflow();