Missed setting the return value

jennevdmeer · web-flow · commit e0260f81db13 · 2018-12-06T18:37:42.000+01:00
diff --git a/components/config/definition.rst b/components/config/definition.rst
@@ -568,7 +568,7 @@ tree with ``append()``::
     {
         $treeBuilder = new TreeBuilder('parameters');
 
-        $treeBuilder->getRootNode()
+        $node = $treeBuilder->getRootNode()
             ->isRequired()
             ->requiresAtLeastOneElement()
             ->useAttributeAsKey('name')

Original file line number	Diff line number	Diff line change
@@ -568,7 +568,7 @@ tree with ``append()``::
`568`	`568`	`{`
`569`	`569`	`$treeBuilder = new TreeBuilder('parameters');`
`570`	`570`
`571`		`- $treeBuilder->getRootNode()`
	`571`	`+ $node = $treeBuilder->getRootNode()`
`572`	`572`	`->isRequired()`
`573`	`573`	`->requiresAtLeastOneElement()`
`574`	`574`	`->useAttributeAsKey('name')`