/* 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/. */

//! Implements sequential traversal over the DOM tree.

use dom::TNode;
use traversal::DomTraversalContext;

pub fn traverse_dom<N, C>(root: N,
                          shared: &C::SharedContext)
                          where N: TNode,
                                C: DomTraversalContext<N> {
    fn doit<'a, N, C>(context: &'a C, node: N)
                      where N: TNode, C: DomTraversalContext<N> {
        context.process_preorder(node);

        for kid in node.children() {
            doit::<N, C>(context, kid);
        }

        context.process_postorder(node);
    }

    let context = C::new(shared, root.opaque());
    doit::<N, C>(&context, root);
}