class Jekyll::Converters::Markdown

def setup
  return if @setup ||= false
  unless (@parser = get_processor)
    if @config["safe"]
      Jekyll.logger.warn "Build Warning:", "Custom processors are not loaded in safe mode"
    end
    Jekyll.logger.error "Markdown processor:",
                        "#{@config["markdown"].inspect} is not a valid Markdown processor."
    Jekyll.logger.error "", "Available processors are: #{valid_processors.join(", ")}"
    Jekyll.logger.error ""
    raise Errors::FatalException, "Invalid Markdown processor given: #{@config["markdown"]}"
  end
  @cache = Jekyll::Cache.new("Jekyll::Converters::Markdown")
  @setup = true
end