karmi/tire — comment on commit 3b63423b32a73bec57a77fe3672cea341ff43fbf
File: lib/tire/index.rb line 186
By rubish:

I didn't use `to_param` as it was not listed at [Ruby Hash](http://www.ruby-doc.org/core-1.9.2/Hash.html) and taking into account that tire was not dependent on rails.