class Kramdown::Parser::Kramdown

def parse_footnote_marker
  start_line_number = @src.current_line_number
  @src.pos += @src.matched_size
  fn_def = @footnotes[@src[1]]
  if fn_def
    if fn_def[:eob]
      update_attr_with_ial(fn_def[:eob].attr, fn_def[:eob].options[:ial] || {})
      fn_def[:attr] = fn_def[:eob].attr
      fn_def[:options] = fn_def[:eob].options
      fn_def.delete(:eob)
    end
    fn_def[:marker] ||= []
    fn_def[:marker].push(Element.new(:footnote, fn_def[:content], fn_def[:attr],
                                     fn_def[:options].merge(:name => @src[1], :location => start_line_number)))
    @tree.children << fn_def[:marker].last
  else
    warning("Footnote definition for '#{@src[1]}' not found on line #{start_line_number}")
    add_text(@src.matched)
  end
end