JezK
Edit File: envelope_from_parser.rl
# frozen_string_literal: true require 'mail/utilities' require 'mail/parser_tools' %%{ machine envelope_from; alphtype int; # Address action address_s { address_s = p } action address_e { envelope_from.address = chars(data, address_s, p-1).rstrip } # ctime_date action ctime_date_s { ctime_date_s = p } action ctime_date_e { envelope_from.ctime_date = chars(data, ctime_date_s, p-1) } # No-op actions action angle_addr_s {} action comment_e {} action comment_s {} action domain_e {} action domain_s {} action local_dot_atom_e {} action local_dot_atom_pre_comment_e {} action local_dot_atom_pre_comment_s {} action local_dot_atom_s {} action phrase_s {} action phrase_e {} action qstr_e {} action qstr_s {} action date_s {} action date_e {} action time_s {} action time_e {} action local_quoted_string_s {} action local_quoted_string_e {} action obs_domain_list_s {} action obs_domain_list_e {} action group_name_s {} action group_name_e {} action msg_id_s {} action msg_id_e {} action received_tokens_s {} action received_tokens_e {} include rfc5322 "rfc5322.rl"; main := envelope_from; }%% module Mail::Parsers module EnvelopeFromParser extend Mail::ParserTools EnvelopeFromStruct = Struct.new(:address, :ctime_date, :error) %%write data noprefix; def self.parse(data) data = data.dup.force_encoding(Encoding::ASCII_8BIT) if data.respond_to?(:force_encoding) envelope_from = EnvelopeFromStruct.new return envelope_from if Mail::Utilities.blank?(data) # Parser state address_s = ctime_date_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::EnvelopeFromElement, data, p) end envelope_from end end end