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+/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * The origin of this IDL file is
+ * http://www.w3.org/TR/2012/WD-dom-20120105/
+ *
+ * Copyright © 2012 W3C® (MIT, ERCIM, Keio), All Rights Reserved. W3C
+ * liability, trademark and document use rules apply.
+ */
+
+[Exposed=Window]
+interface TreeWalker {
+ [Constant]
+ readonly attribute Node root;
+ [Constant]
+ readonly attribute unsigned long whatToShow;
+ [Constant]
+ readonly attribute NodeFilter? filter;
+ [Pure, SetterThrows]
+ attribute Node currentNode;
+
+ [Throws]
+ Node? parentNode();
+ [Throws]
+ Node? firstChild();
+ [Throws]
+ Node? lastChild();
+ [Throws]
+ Node? previousSibling();
+ [Throws]
+ Node? nextSibling();
+ [Throws]
+ Node? previousNode();
+ [Throws]
+ Node? nextNode();
+};