chef

https://github.com/opscode/chef

Ruby

A systems integration framework, built to bring the benefits of configuration management to your entire infrastructure.

Set a key/value pair on the map with a filter.  The filter must be true
when applied to the node in order to retrieve the value.

git clone [email protected]:opscode/chef.git
cd chef
open lib/chef/node_map.rb

# Make a new branch

git checkout -b -your-name--update-docs-Chef--NodeMap-set-for-pr

# Commit to git

git add lib/chef/node_map.rbgit commit -m "better docs for Chef::NodeMap#set"

# Open pull request

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

hub fork

git push <your name> -your-name--update-docs-Chef--NodeMap-set-for-pr

hub pull-request

# Celebrate!