How to add values to enumeration

add_to_enumeration.rb

class SomeEnumeration < EnumerateIt::Base
  associate_values :one, :two
end

class SomeEnumeration < EnumerateIt::Base
  # To add only new values
  def self.add_values(*args)
    values_hash = (keys + args).each_with_object({}) { |v, h| h[v] = v.to_s }
    register_enumeration normalize_enumeration(values_hash)

    args.each { |value_name| define_enumeration_constant value_name, value_name.to_s }
  end

  add_values :three
end


SomeEnumeration.list  #=> ['one', 'two', 'three']

another_simple_method.rb

class A < EnumerateIt::Base
  associate_values :a, :b, :c
end

class B < EnumerateIt::Base
  associate_values *A.enumeration.keys, :d, :e, :f
end

B.list  #=> [:a, :b, :c, :d, :e, :f]

Based on gem 'enumerate_it', '~> 1.2.0'