You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: provisioner.rb
    path of file: ./repos/vagrant/plugins/provisioners/cfengine
    
    the code of the file until where you have to start completion: # Copyright (c) HashiCorp, Inc.
# SPDX-License-Identifier: BUSL-1.1

require "log4r"
require "vagrant"

module VagrantPlugins
  module CFEngine
    class Provisioner < Vagrant.plugin("2", :provisioner)
      def
    
      def cfagent(args, options=nil)
        options ||= {}
        command = "/var/cfengine/bin/cf-agent #{args}"

        @machine.communicate.sudo(command, error_check: options[:error_check]) do |type, data|
          if [:stderr, :stdout].include?(type)
            # Output the data with the proper color based on the stream.
            color = type == :stdout ? :green : :red
            @machine.ui.info(
              data,
              color: color, new_line: false, prefix: false)
          end
        end