state_machine

https://github.com/pluginaweek/state_machine

Ruby

Adds support for creating state machines for attributes on any Ruby class

StateMachine::Branch#known_states

A list of all of the states known to this branch.  This will pull states
from the following options (in the same order):
* +from+ / +except_from+
* +to+ / +except_to+

Source | Google | Stack overflow

Edit

git clone [email protected]:pluginaweek/state_machine.git

cd state_machine

open lib/state_machine/branch.rb

Contribute

# Make a new branch

git checkout -b -your-name--update-docs-StateMachine--Branch-known_states-for-pr

# Commit to git

git add lib/state_machine/branch.rbgit commit -m "better docs for StateMachine::Branch#known_states"

# Open pull request

gem install hub # on a mac you can `brew install hub`

hub fork

git push <your name> -your-name--update-docs-StateMachine--Branch-known_states-for-pr

hub pull-request

# Celebrate!