state_machine

https://github.com/pluginaweek/state_machine

Ruby

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

StateMachine::Callback.terminator

The application-wide terminator to use for callbacks when not
explicitly defined.  Terminators determine whether to cancel a
callback chain based on the return value of the callback.

See StateMachine::Callback#terminator for more information.

Source | Google | Stack overflow

Edit

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

cd state_machine

open lib/state_machine/callback.rb

Contribute

# Make a new branch

git checkout -b -your-name--update-docs-StateMachine--Callback-terminator-for-pr

# Commit to git

git add lib/state_machine/callback.rbgit commit -m "better docs for StateMachine::Callback.terminator"

# 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--Callback-terminator-for-pr

hub pull-request

# Celebrate!