--- /dev/null
+<?php
+
+/*
+ * This file is part of Psy Shell.
+ *
+ * (c) 2012-2017 Justin Hileman
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Psy\CodeCleaner;
+
+use PhpParser\NodeVisitorAbstract;
+
+/**
+ * A CodeCleaner pass is a PhpParser Node Visitor.
+ */
+abstract class CodeCleanerPass extends NodeVisitorAbstract
+{
+ // Wheee!
+}