From 70d9c9b774989a2b0ac0750e4e6820f5782e6422 Mon Sep 17 00:00:00 2001
From: "Nathanael d. Noblet" <nathanael@noblet.ca>
Date: Wed, 5 Aug 2015 22:24:32 -0600
Subject: [PATCH] Fix addStep clobering numerical priorities

If you pass in a priority to addStep it will get set to null if
the step doesn't implement PriorityStep.
---
 src/Workflow/StepAggregator.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Workflow/StepAggregator.php b/src/Workflow/StepAggregator.php
index db319b83..afdddf82 100644
--- a/src/Workflow/StepAggregator.php
+++ b/src/Workflow/StepAggregator.php
@@ -80,7 +80,7 @@ public function __construct(Reader $reader, $name = null)
      */
     public function addStep(Step $step, $priority = null)
     {
-        $priority = null === $priority && $step instanceof PriorityStep ? $step->getPriority() : null;
+        $priority = null === $priority && $step instanceof PriorityStep ? $step->getPriority() : $priority;
         $priority = null === $priority ? 0 : $priority;
 
         $this->steps->insert($step, $priority);