var session = require('./'); var koa = require('koa'); var app = koa(); app.keys = ['some secret hurr']; app.use(session()); app.use(function(next){ return function *(){ if ('/favicon.ico' == this.path) return; var n = this.session.views || 0; this.session.views = ++n; this.body = n + ' views'; } }) app.listen(3000); console.log('listening on port 3000');