# File lib/asciidoctor/parser.rb, line 2137
  def self.resolve_list_marker(list_type, marker, ordinal = 0, validate = false, reader = nil)
    if list_type == :olist
      (marker.start_with? '.') ? marker : (resolve_ordered_list_marker marker, ordinal, validate, reader)
    elsif list_type == :colist
      '<1>'
    else
      marker
    end
  end