alphagov/slimmer — comment on commit cc85357f94c02ef68cefaf3e18a0fd4f2fc760e0
File:  line 0
By craigw:

While it's idiomatic for this point in time, it looks like it's not preferred and won't be idiomatic (or possible) in the future:

http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-core/41149