# File lib/asciidoctor/substitutors.rb, line 1063 def sub_callouts(text) # FIXME cache this dynamic regex callout_rx = (attr? 'line-comment') ? /(?:#{::Regexp.escape(attr 'line-comment')} )?#{CalloutSourceRxt}/ : CalloutSourceRx text.gsub(callout_rx) { if $1 # we have to use sub since we aren't sure it's the first char next $&.sub(RS, '') end Inline.new(self, :callout, $3, :id => @document.callouts.read_next_id).convert } end