chef

https://github.com/opscode/chef

Ruby

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

Chef::Provider::Package::Dpkg#version_compare

compare 2 versions to each other to see which is newer.
this differs from the standard package method because we
need to be able to parse debian version strings which contain
tildes which Gem cannot properly parse

Source | Google | Stack overflow

Edit

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

cd chef

open lib/chef/provider/package/dpkg.rb

Contribute

# Make a new branch

git checkout -b -your-name--update-docs-Chef--Provider--Package--Dpkg-version_compare-for-pr

# Commit to git

git add lib/chef/provider/package/dpkg.rbgit commit -m "better docs for Chef::Provider::Package::Dpkg#version_compare"

# 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--Provider--Package--Dpkg-version_compare-for-pr

hub pull-request

# Celebrate!