imbot.js

var sys = require("sys")
    imbot = {}

try { imbot = module.exports } catch(e){ }

(function(self){
  self.bar = function(){
    sys.puts("Bar") 
    return self
  }

  self.foo = function(){
    sys.puts("Foo") 
    return self
  }

  self.foobar = function(){
    self.foo().bar()
    return self
  }
})(imbot)

imbot.foobar()