- QTEXT =
'[^\\x0d\\x22\\x5c\\x80-\\xff]'
- DTEXT =
'[^\\x0d\\x5b-\\x5d\\x80-\\xff]'
- ATOM =
'[^\\x00-\\x20\\x22\\x28\\x29\\x2c\\x2e\\x3a-' +
'\\x3c\\x3e\\x40\\x5b-\\x5d\\x7f-\\xff]+'
- QUOTED_PAIR =
'\\x5c[\\x00-\\x7f]'
- DOMAIN_LITERAL =
"\\x5b(?:#{DTEXT}|#{QUOTED_PAIR})*\\x5d"- QUOTED_STRING =
"\\x22(?:#{QTEXT}|#{QUOTED_PAIR})*\\x22"- DOMAIN_REF =
ATOM
- SUB_DOMAIN =
"(?:#{DOMAIN_REF}|#{DOMAIN_LITERAL})"- WORD =
"(?:#{ATOM}|#{QUOTED_STRING})"- DOMAIN =
"#{SUB_DOMAIN}(?:\\x2e#{SUB_DOMAIN})*"- LOCAL_PART =
"#{WORD}(?:\\x2e#{WORD})*"- ADDR_SPEC =
"#{LOCAL_PART}\\x40#{DOMAIN}"- EMAIL_REGEXP_WHOLE =
Regexp.new("\\A#{ADDR_SPEC}\\z", nil, 'n')- EMAIL_REGEXP_PART =
Regexp.new("#{ADDR_SPEC}", nil, 'n')