childprocess

https://github.com/enkessler/childprocess

Ruby

Cross-platform Ruby library for managing child processes.

Exception2MessageMapper.Raise

Fail(klass, err, *rest)
    klass:  class to define exception under.
    err:    exception
    rest:   message arguments

Source | Google | Stack overflow

Edit

git clone [email protected]:enkessler/childprocess.git
cd childprocess
open

Contribute

# Make a new branch
git checkout -b -your-name--update-docs-Exception2MessageMapper-Raise-for-pr

# Commit to git
git add git commit -m "better docs for Exception2MessageMapper.Raise"

# Open pull request
gem install hub # on a mac you can `brew install hub`
hub fork
git push <your name> -your-name--update-docs-Exception2MessageMapper-Raise-for-pr
hub pull-request

# Celebrate!