opscode-cookbooks/yum-epel — pull request #7 by andytson (2014-07-15 21:41:54+00:00)
Title: Use recommended practice of only_if to add yum repositories.

Foodcritic recommends using only_if instead of if conditions to conditionally include resources
http://acrmp.github.io/foodcritic/#FC023

Additionally this also means the node configuration can be changed after compile-time.