domain_mapper

DomainMapper

DomainMapper let you map data to your domain objects and represent your domain objects as data.

Installation

Add this line to your application's Gemfile:

gem 'domain_mapper'

And then execute:

$ bundle

Or install it yourself as:

$ gem install domain_mapper

Usage

How to define map:

class DomainClass
  def initialize
  end
end

map = DomainMapper::Map.new(DomainClass) do
  attribute :instance_variable_name, from: "key value"
end
hash = {
  "key value" => "value"
}
object = map.build_object(hash)
object.is_a?(DomainClass) #=> true
object.instance_variable_get(:@instance_variable_name) #=> "value"