JezK
Edit File: date_time_parser.rl
# frozen_string_literal: true require 'mail/utilities' require 'mail/parser_tools' %%{ machine date_time; alphtype int; # Date action date_s { date_s = p } action date_e { date_time.date_string = chars(data, date_s, p-1) } # Time action time_s { time_s = p } action time_e { date_time.time_string = chars(data, time_s, p-1) } # No-op actions action comment_s {} action comment_e {} action phrase_s {} action phrase_e {} action qstr_s {} action qstr_e {} include rfc5322_date_time "rfc5322_date_time.rl"; main := date_time; }%% module Mail::Parsers module DateTimeParser extend Mail::ParserTools DateTimeStruct = Struct.new(:date_string, :time_string, :error) %%write data noprefix; def self.parse(data) data = data.dup.force_encoding(Encoding::ASCII_8BIT) if data.respond_to?(:force_encoding) raise Mail::Field::NilParseError.new(Mail::DateTimeElement) if data.nil? date_time = DateTimeStruct.new([]) # Parser state date_s = time_s = nil # 5.1 Variables Used by Ragel p = 0 eof = pe = data.length stack = [] %%write init; %%write exec; if p != eof || cs < %%{ write first_final; }%% raise Mail::Field::IncompleteParseError.new(Mail::DateTimeElement, data, p) end date_time end end end