# File lib/asciidoctor/lexer.rb, line 1750
  def self.resolve_list_marker(list_type, marker, ordinal = 0, validate = false)
    if list_type == :olist && !marker.start_with?('.')
      resolve_ordered_list_marker(marker, ordinal, validate)
    elsif list_type == :colist
      '<1>'
    else
      marker
    end
  end