# File lib/mime/types.rb, line 272
    def urls
      @url.map do |el|
        case el
        when %r{^IANA$}
          IANA_URL % [ @media_type, @sub_type ]
        when %r{^RFC(\d+)$}
          RFC_URL % $1
        when %r{^DRAFT:(.+)$}
          DRAFT_URL % $1
        when %r{^LTSW$}
          LTSW_URL % @media_type
        when %r<^\{([^=]+)=([^\]]+)\}>
          [$1, $2]
        when %r{^\[([^=]+)=([^\]]+)\]}
          [$1, CONTACT_URL % $2]
        when %r{^\[([^\]]+)\]}
          CONTACT_URL % $1
        else
          el
        end
      end
    end