Simplify nullable default.

dereuromark · dereuromark · commit 7cf1bd54a49b · 2019-11-09T04:57:51.000+01:00
diff --git a/src/Identifier/IdentifierCollection.php b/src/Identifier/IdentifierCollection.php
@@ -36,7 +36,7 @@ class IdentifierCollection extends AbstractCollection implements IdentifierInter
      *
      * @var \Authentication\Identifier\IdentifierInterface|null
      */
-    protected $_successfulIdentifier = null;
+    protected $_successfulIdentifier;
 
     /**
      * Identifies an user or service by the passed credentials

Original file line number	Diff line number	Diff line change
`@@ -36,7 +36,7 @@ class IdentifierCollection extends AbstractCollection implements IdentifierInter`
`36`	`36`	`*`
`37`	`37`	`* @var \Authentication\Identifier\IdentifierInterface\|null`
`38`	`38`	`*/`
`39`		`- protected $_successfulIdentifier = null;`
	`39`	`+ protected $_successfulIdentifier;`
`40`	`40`
`41`	`41`	`/**`
`42`	`42`	`* Identifies an user or service by the passed credentials`