gistfile1.js

www(null, '', 'nrnpm')
unpm.middleware.push(docs)
unpm.server.listen(instance.port)

function docs(respond, matched, unpm, next) {
  var headers = respond.req.headers
  var route

  var acceptable = headers.accept && headers.accept.match(/image|(text\/(?:html|css))/)
  var tarball = respond.req.url.match(/\.tgz$/i)

  if (acceptable && !tarball) {
    route = www.router.match(respond.req.method, respond.req.url)
  }

  if (!route) return next()

  route.fn(respond.req, respond.res, route, www.config)
}