mediator.coffee

Mediator=
  suscribers : {}

  publish : (event, args...) ->
    callback.call(args...) for callback in @suscribers[event] if @suscribers[event]?

  suscribe : (event, callback) ->
    @suscribers[event] = []  unless @suscribers[event]?
    @suscribers[event].push(callback)

  unsuscribe : (event, callback) ->
    @suscribers[event] -= callback


cb1 = (args...) -> console.log("cb1", args...)
cb2 = (args...) -> console.log("cb2", args...)

Mediator.suscribe("toto", cb1)
Mediator.suscribe("toto", cb2)


Mediator.publish("toto", 1,2,3)
Mediator.publish("tata", 1,2,3)