= AASM - Ruby state machines
This package contains AASM, a library for adding finite state machines to Ruby classes.
AASM started as the acts_as_state_machine plugin but has evolved into a more generic library that no longer targets only ActiveRecord models.
AASM has the following features:
The latest AASM can currently be pulled from the git repository on github.
A release and a gem are forthcoming.
=== From GitHub hosted gems
% sudo gem sources -a http://gems.github.com # (you only need to do this once) % sudo gem install rubyist-aasm
=== Building your own gems
% rake gem % sudo gem install pkg/aasm-2.0.1.gem
== Simple Example
Here's a quick example highlighting some of the features.
class Conversation include AASM
aasm_initial_state :unread aasm_state :unread aasm_state :read aasm_state :closed aasm_event :view do transitions :to => :read, :from => [:unread] end aasm_event :close do transitions :to => :closed, :from => [:read, :unread] end
= Other Stuff
Author:: Scott Barron
This software is provided "as is" and without any express or implied warranties, including, without limitation, the implied warranties of merchantibility and fitness for a particular purpose.