# File lib/asciidoctor/section.rb, line 104
  def sectnum(delimiter = '.', append = nil)
    append ||= (append == false ? '' : delimiter)
    if @level && @level > 1 && @parent && @parent.context == :section
      %(#{@parent.sectnum(delimiter)}#{@number}#{append})
    else
      %(#{@number}#{append})
    end
  end