class AASM::Localizer

def ancestors_list(klass)
  has_active_record_base = defined?(::ActiveRecord::Base)
  klass.ancestors.select do |ancestor|
    not_active_record_base = has_active_record_base ? (ancestor != ::ActiveRecord::Base) : true
    ancestor.respond_to?(:model_name) && not_active_record_base
  end
end