         return @rejectLogin socket, error
     @chatState.loginUser userName, socket, (error, user) ->
       if error then return @rejectLogin socket, error
-      fn = -> socket.emit 'loginConfirmed', userName
+      fn = -> socket.emit 'loginConfirmed', userName, {}
       if userState then user.initState userState, fn
       else fn()
 

#
# @example Socket.io client example
#   socket = ioClient.connect url, params
#   socket.on 'loginConfirmed', (username) ->
#     socket.emit 'roomJoin', roomName, (error, data) ->
#       # this is a socket.io ack waiting callback.
#       # socket is joined the room, or an error occurred. we get here

  disconnect : () ->
  # Indicates a successful login.
  # @param username [String]
  # @param data [Object]
  loginConfirmed : (username, data) ->
  # Indicates a login error.
  # @param error [Object] Error.
  loginRejected : (error) ->
