           throw new Error "unknown ID #{rpr stretch}" unless comment?
           send [ '.', 'comment', comment, ( @copy meta ), ]
         else
-          send [ type, name, stretch, ( @copy meta ), ]
+          send [ type, name, stretch, ( @copy meta ), ] unless stretch.length is 0
     #.......................................................................................................
     else
       send event

  ///g

#-----------------------------------------------------------------------------------------------------------
@XXX_raw_bracketed_pattern = ///
  (?: ( ^ | [^\\] ) <<\( raw >>               << raw \)>> ) |
  (?: ( ^ | [^\\] ) <<\( raw >> ( .*? [^\\] ) << raw \)>> )

    if @.select event, '.', [ 'text', 'code', ]
      is_comment                  = yes
      [ type, name, text, meta, ] = event
      for stretch in text.split @XXX_html_comment_id_pattern
        is_comment = not is_comment
        if is_comment
