module ISO3166
  # Extend the hash class to allow locale lookup fall back behavior
  #
  # E.g. if a country has translations for +pt+, and the user looks up +pt-br+ fallback
  # to +pt+ to prevent from showing nil values
  class Translations < Hash
    def [](locale)
      super(locale) || super(locale.to_s.sub(/-.*/, ''))
    end
  end
end
