Add a new level parameter to the abstract visitor class and interface.

loophp · Dec 11, 2018 · 697665c · 697665c
1 parent e848e8b
commit 697665c
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Showing 2 changed files with 4 additions and 2 deletions.
diff --git a/src/Visitor/AbstractVisitor.php b/src/Visitor/AbstractVisitor.php
@@ -14,5 +14,5 @@ abstract class AbstractVisitor implements VisitorInterface
     /**
      * {@inheritdoc}
      */
-    abstract public function traverse(NodeInterface $node): \Traversable;
+    abstract public function traverse(NodeInterface $node, int $level = null): \Traversable;
 }
diff --git a/src/Visitor/VisitorInterface.php b/src/Visitor/VisitorInterface.php
@@ -16,8 +16,10 @@ interface VisitorInterface
      *
      * @param \drupol\phptree\Node\NodeInterface $node
      *   The node.
+     * @param int|null $level
+     *   The level.
      *
      * @return \Traversable
      */
-    public function traverse(NodeInterface $node): \Traversable;
+    public function traverse(NodeInterface $node, int $level = null): \Traversable;
 }