puppetlabs/puppetlabs-stdlib — pull request #57 by eshamow (2012-04-04 02:34:01+00:00)
Title: (#13610) Add function_available to stdlib

This function provides a simple wrapper around
Puppet::Parser::Functions.function for access within Puppet manifests.
This will allow users to check whether or not a plugin or functionality
such as hiera is installed on the server.