rspec/rspec-collection_matchers — pull request #5 by soulcutter (2013-08-19 23:02:32+00:00)
Title: Extract Rails extension to have matcher

I'm not sure this is the best way to conditionally load the matcher extension, but I figured it's at least a workable first pass.

This is half of https://github.com/rspec/rspec-rails/issues/808