gistfile1.txt

app.configure(function(){
    app.use(function(req, res, next){                                                                                                                                                                           
        if ( "GET" == req.method && "/" != req.url[ req.url.length - 1 ] ) {
            req.url += "/";
            res.redirect(req.url)
            return;
        }
        next();                                                                                                                                                                                         
    }); 
});