only decorate when an event dispatcher was passed

xabbuh · xabbuh · commit f19f28a41d62 · 2019-07-03T09:52:02.000+02:00
diff --git a/src/Symfony/Component/Workflow/Workflow.php b/src/Symfony/Component/Workflow/Workflow.php
@@ -43,7 +43,7 @@ public function __construct(Definition $definition, MarkingStoreInterface $marki
     {
         $this->definition = $definition;
         $this->markingStore = $markingStore ?: new MultipleStateMarkingStore();
-        $this->dispatcher = LegacyEventDispatcherProxy::decorate($dispatcher);
+        $this->dispatcher = null !== $dispatcher ? LegacyEventDispatcherProxy::decorate($dispatcher) : null;
         $this->name = $name;
     }
 

Original file line number	Diff line number	Diff line change
`@@ -43,7 +43,7 @@ public function __construct(Definition $definition, MarkingStoreInterface $marki`
`43`	`43`	`{`
`44`	`44`	`$this->definition = $definition;`
`45`	`45`	`$this->markingStore = $markingStore ?: new MultipleStateMarkingStore();`
`46`		`- $this->dispatcher = LegacyEventDispatcherProxy::decorate($dispatcher);`
	`46`	`+ $this->dispatcher = null !== $dispatcher ? LegacyEventDispatcherProxy::decorate($dispatcher) : null;`
`47`	`47`	`$this->name = $name;`
`48`	`48`	`}`
`49`	`49`