Class: FiniteMachine::Listener

Inherits:

Object

• Object
• FiniteMachine::Listener

Defined in:

lib/finite_machine/listener.rb

Overview

A generic listener interface

Instance Method Summary

• #call(*args) ⇒ Object (also: #handle_delivery) private

  Invoke event handler.

• #initialize(*args) ⇒ Listener constructor private

  Initialize a listener.

• #on_delivery(&block) ⇒ Object

  Define event delivery handler.

Constructor Details

#initialize(*args) ⇒ Listener

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Initialize a listener

# File 'lib/finite_machine/listener.rb', line 9

def initialize(*args)
  @name = args.unshift
end

Instance Method Details

#call(*args) ⇒ Object Also known as: handle_delivery

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Invoke event handler

# File 'lib/finite_machine/listener.rb', line 24

def call(*args)
  @on_delivery.call(*args) if @on_delivery
end

#on_delivery(&block) ⇒ Object

Define event delivery handler

# File 'lib/finite_machine/listener.rb', line 16

def on_delivery(&block)
  @on_delivery = block
  self
end