module Hashie::Extensions::Dash::PropertyTranslation::ClassMethods

def property(property_name, options = {})

without using the :from option. It transform the property itself.
* :transform_with - Specify a lambda to be used to convert value
* :with - Specify a lambda to be used to convert value.
* :from - Specify the original key name that will be write only.
returned before a value is set on the property in a new Dash.
* :default - Specify a default value for this property, to be

Defines a property on the Trash. Options are as follows: 
def property(property_name, options = {})
  super
  from = options[:from]
  converter = options[:with]
  transformer = options[:transform_with]
  if from
    fail_self_transformation_error!(property_name) if property_name == from
    define_translation(from, property_name, converter || transformer)
    define_writer_for_source_property(from)
  elsif valid_transformer?(transformer)
    transforms[property_name] = transformer
  end
end