# File lib/mail/parsers/rfc2822_obsolete.rb, line 2566 def _nt_obs_id_right start_index = index if node_cache[:obs_id_right].has_key?(index) cached = node_cache[:obs_id_right][index] @index = cached.interval.end if cached return cached end r0 = _nt_domain node_cache[:obs_id_right][start_index] = r0 r0 end