chef

https://github.com/opscode/chef

Ruby

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

Chef::Cookbook::Metadata#remap_required_attribute

For backwards compatibility, remap Boolean values to String
  true is mapped to "required"
  false is mapped to "optional"

=== Parameters
required_attr<String><Boolean>:: The value of options[:required]

=== Returns
required_attr<String>:: "required", "recommended", or "optional"

Source | Google | Stack overflow

Edit

git clone [email protected]:opscode/chef.git

cd chef

open lib/chef/cookbook/metadata.rb

Contribute

# Make a new branch

git checkout -b -your-name--update-docs-Chef--Cookbook--Metadata-remap_required_attribute-for-pr

# Commit to git

git add lib/chef/cookbook/metadata.rbgit commit -m "better docs for Chef::Cookbook::Metadata#remap_required_attribute"

# 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--Cookbook--Metadata-remap_required_attribute-for-pr

hub pull-request

# Celebrate!