chef

https://github.com/opscode/chef

Ruby

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

Chef::DSL::PlatformIntrospection#platform?

Given a list of platforms, returns true if the current recipe is being run on a node with
that platform, false otherwise.

=== Parameters
args:: A list of platforms. Each platform can be in string or symbol format.

=== Returns
true:: If the current platform is in the list
false:: If the current platform is not in the list

Source | Google | Stack overflow

Edit

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

cd chef

open lib/chef/dsl/platform_introspection.rb

Contribute

# Make a new branch

git checkout -b -your-name--update-docs-Chef--DSL--PlatformIntrospection-platform--for-pr

# Commit to git

git add lib/chef/dsl/platform_introspection.rbgit commit -m "better docs for Chef::DSL::PlatformIntrospection#platform?"

# 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--DSL--PlatformIntrospection-platform--for-pr

hub pull-request

# Celebrate!