# File lib/chef/knife/role_create.rb, line 37
      def run
        @role_name = @name_args[0]

        if @role_name.nil?
          show_usage
          ui.fatal("You must specify a role name")
          exit 1
        end

        role = Chef::Role.new
        role.name(@role_name)
        role.description(config[:description]) if config[:description]
        create_object(role)
      end