# File lib/rubygems/commands/update_command.rb, line 6
      def initialize
        super(
          'update',
          'Update the named gem (or all installed gems) in the local repository',
          {
            :generate_rdoc => true, 
            :generate_ri => true, 
            :force => false, 
            :test => false,
            :install_dir => Gem.dir
          })
        add_install_update_options
        add_option('--system',
          'Update the RubyGems system software') do |value, options|
          options[:system] = value
        end
      end