npm-server.js

'use strict';
const connect    = require('connect');
const route      = require('connect-routeify');
const bodyParser = require('body-parser');

const app = connect();

app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: true }));

app.use(function(req, res, next){
  var start = new Date;
  next();
  console.log('-> %s %s %s %sms',
    req.method,
    req.url,
    res.statusCode,
    new Date - start);
});

app.use(function(req, res, next){
  res.status = function(status){
    res.writeHead(status);
    return res;
  };
  res.send = function(body){
    res.end(typeof body == 'string' ? body : JSON.stringify(body));
    return res;
  };
  next();
});

app.use(route('put', '/-/user/org.couchdb.user::username', function(req, res, next){
  var user = req.body;
  user.token = new Buffer([user.name, user.password].join(':')).toString('base64');
  res.status(201).send(user);
}));

app.use(route('get', '/-/whoami', function(req, res, next){
  console.log(req.headers[ 'authorization' ]);
  res.send({
    username: 'aa'
  });
}));

app.use(route('get', '/:package', function(req, res, next){
  res.send({
    name: 'a',
    'dist-tags': {
      latest: '1.1.1'
    },
    versions: {
      '1.1.1': {
        name: 'a',
        version: '1.1.1',
        dist: {
          shasum: 'f84bc93da34e294c573386eb63083904b0132e4b',
          tarball: 'http://registry.npmjs.org/input-event/-/input-event-1.0.0.tgz'
        }
      }
    }
  });
}));


app.use(route('put', '/:package', function(req, res, next){
  console.log(req.params[ 'package' ])
  res.send({});
}));

app.listen(4000);