Update NaryNodeInterface and add missing method and its documentation.

loophp · Dec 28, 2018 · 552c0ea · 552c0ea
1 parent fe97ac7
commit 552c0ea
Showing 1 changed file with 10 additions and 0 deletions.
diff --git a/src/Node/NaryNodeInterface.php b/src/Node/NaryNodeInterface.php
@@ -4,6 +4,8 @@
 
 namespace drupol\phptree\Node;
 
+use drupol\phptree\Traverser\TraverserInterface;
+
 /**
  * Interface NaryNodeInterface
  */
@@ -16,4 +18,12 @@ interface NaryNodeInterface
      *   The node capacity.
      */
     public function capacity(): int;
+
+    /**
+     * Get the traverser in use.
+     *
+     * @return \drupol\phptree\Traverser\TraverserInterface
+     *   The traverser.
+     */
+    public function getTraverser(): TraverserInterface;
 }