Add a new interface: ModifierInterface

loophp · Dec 30, 2018 · ad6ac2e · ad6ac2e
1 parent 1218e1e
commit ad6ac2e
Showing 1 changed file with 24 additions and 0 deletions.
diff --git a/src/Modifier/ModifierInterface.php b/src/Modifier/ModifierInterface.php
@@ -0,0 +1,24 @@
+<?php
+
+declare(strict_types = 1);
+
+namespace drupol\phptree\Modifier;
+
+use drupol\phptree\Node\NodeInterface;
+
+/**
+ * Interface ModifierInterface
+ */
+interface ModifierInterface
+{
+    /**
+     * Modify the tree.
+     *
+     * @param NodeInterface $tree
+     *   The original tree.
+     *
+     * @return NodeInterface
+     *   A new tree.
+     */
+    public function modify(NodeInterface $tree): NodeInterface;
+}