simplecov

https://github.com/simplecov-ruby/simplecov

Ruby

Code coverage for Ruby with a powerful configuration library and automatic merging of coverage across test suites

User.those_who_can

No Docs, write some!

Source | Google | Stack overflow

Edit

git clone [email protected]:simplecov-ruby/simplecov.git
cd simplecov
open

Contribute

# Make a new branch
git checkout -b -your-name--update-docs-User-those_who_can-for-pr

# Commit to git
git add git commit -m "better docs for User.those_who_can"

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

# Celebrate!