Introducing Transproc - functional data transformations for Ruby
Data mapping, or how I prefer to call it - data transformations, is something I’ve tackled in a couple of projects already. First, in DataMapper ORM with its Property API. Then in Virtus, a project that started as an extraction of DataMapper Property API to a separate gem. Then Virtus evolved into something more powerful and quite a lot of people really enjoy using it until this day. The approach used in Virtus and many other libraries similar to Virtus is typical OO design....