- QTEXT =
compile "[^\\x0d\\x22\\x5c\\x80-\\xff]"
- DTEXT =
compile "[^\\x0d\\x5b-\\x5d\\x80-\\xff]"
- ATOM_CORE =
compile "[^\\x00-\\x20\\x22\\x28\\x29\\x2c\\x2e\\x3a-\\x3c\\x3e\\x40\\x5b-\\x5d\\x7f-\\xff]+"
- ATOM_EDGE =
compile "[^\\x00-\\x20\\x22\\x28\\x29\\x2c-\\x2e\\x3a-\\x3c\\x3e\\x40\\x5b-\\x5d\\x7f-\\xff]"
- ATOM =
compile "(?:#{ATOM_EDGE}{1,2}|#{ATOM_EDGE}#{ATOM_CORE}#{ATOM_EDGE})"
- QPAIR =
compile "\\x5c[\\x00-\\x7f]"
- QSTRING =
compile "\\x22(?:#{QTEXT}|#{QPAIR})*\\x22"
- WORD =
compile "(?:#{ATOM}|#{QSTRING})"
- LOCAL_PT =
compile "#{WORD}(?:\\x2e#{WORD})*"
- ADDRESS =
compile "#{LOCAL_PT}\\x40#{URI::REGEXP::PATTERN::HOSTNAME}"