benkitzelman

module CountryCodes
  class << self
    def two_char_code_for(three_char_country_code)
      if country = CODES[three_char_country_code.to_sym]
        country[:two_char_code]
      end
    end
  
    def three_char_code_for(two_char_country_code)
      CODES.select {|k,v| v[:two_char_code].to_sym == two_char_country_code.upcase.to_sym}.keys.first