process_args

# File lib/rdoc/ri/ri_driver.rb, line 120
  def process_args
    if @options.list_classes
      classes = @ri_reader.full_class_names
      @display.list_known_classes(classes)
    elsif @options.list_names
      names = @ri_reader.all_names
      @display.list_known_names(names)
    else
      if ARGV.size.zero?
        @display.display_usage
      else
        begin
          ARGV.each do |arg|
            get_info_for(arg)
          end
        rescue RiError => e
          STDERR.puts(e.message)
          exit(1)
        end
      end
    end
  end