state_machine

https://github.com/pluginaweek/state_machine

Ruby

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

StateMachine::Path#complete?

Determines whether or not this path has completed.  A path is considered
complete when one of the following conditions is met:
* The last transition in the path ends on the target state
* There are no more transitions remaining to walk and there is no target
  state

Source | Google | Stack overflow

Edit

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

cd state_machine

open lib/state_machine/path.rb

Contribute

# Make a new branch

git checkout -b -your-name--update-docs-StateMachine--Path-complete--for-pr

# Commit to git

git add lib/state_machine/path.rbgit commit -m "better docs for StateMachine::Path#complete?"

# 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--Path-complete--for-pr

hub pull-request

# Celebrate!