# File lib/rubygems/commands/rdoc_command.rb, line 10
      def initialize
        super('rdoc',
          'Generates RDoc for pre-installed gems',
          {
            :version => Gem::Requirement.default,
            :include_rdoc => true,
            :include_ri => true,
          })
        add_option('--all',
                   'Generate RDoc/RI documentation for all',
                   'installed gems') do |value, options|
          options[:all] = value
        end
        add_option('--[no-]rdoc', 
          'Include RDoc generated documents') do
          |value, options|
          options[:include_rdoc] = value
        end
        add_option('--[no-]ri', 
          'Include RI generated documents'
          ) do |value, options|
          options[:include_ri] = value
        end
        add_version_option
      end