Use module_eval to define the type reader.
Use module_eval to define the type reader.

This is so we follow normal method binding.

agis-/bson-ruby,ukblewis/bson-ruby,ukblewis/bson-ruby,mongodb/bson-ruby,estolfo/bson-ruby,mongodb/bson-ruby,agis-/bson-ruby,ukblewis/bson-ruby,ukblewis/bson-ruby,johnsimon/bson-ruby,johnsimon/bson-ruby,mongodb/bson-ruby,hudon/bson-ruby,estolfo/bson-ruby,agis-/bson-ruby,estolfo/bson-ruby,mongodb/bson-ruby,estolfo/bson-ruby,hudon/bson-ruby,hudon/bson-ruby,johnsimon/bson-ruby