[Form] Fix phpdoc

hason · web-flow · commit ff061180b3de · 2017-09-19T13:52:15.000+02:00
diff --git a/FormConfigInterface.php b/FormConfigInterface.php
@@ -167,7 +167,7 @@ public function getData();
     /**
      * Returns the class of the form data or null if the data is scalar or an array.
      *
-     * @return string The data class or null
+     * @return null|string The data class or null
      */
     public function getDataClass();
 

Original file line number	Diff line number	Diff line change
`@@ -167,7 +167,7 @@ public function getData();`
`167`	`167`	`/**`
`168`	`168`	`* Returns the class of the form data or null if the data is scalar or an array.`
`169`	`169`	`*`
`170`		`- * @return string The data class or null`
	`170`	`+ * @return null\|string The data class or null`
`171`	`171`	`*/`
`172`	`172`	`public function getDataClass();`
`173`	`173`