node.js domain example with event emitters

gistfile1.js

var domain = require('domain');
var EventEmitter = require('events').EventEmitter;

var inner = function (ee1, ee2, cb1, cb2) {

  var domain1 = domain.createDomain();

  domain1.on('error', function (err) {
    domain1.dispose();
    cb2();
  });

  domain1.add(ee1);

  cb1();
};

var outter = function () {

  var domain2 = domain.createDomain();
  domain2.on('error', function (err) {
    domain2.dispose();
    console.log('success!');
  });

  var ee1 = new EventEmitter();
  var ee2 = new EventEmitter();

  domain2.add(ee2);

  inner(ee1, ee2, function () {
    ee1.emit('error', 'foo');
  }, function () {
    ee2.emit('error', 'bar');
  });
};

outter();