# File lib/chef/shell_out.rb, line 97
    def initialize(*command_args)
      @stdout, @stderr = '', ''
      @environment = DEFAULT_ENVIRONMENT
      @cwd = Dir.tmpdir
      @valid_exit_codes = [0]

      if command_args.last.is_a?(Hash)
        parse_options(command_args.pop)
      end
      
      @command = command_args.size == 1 ? command_args.first : command_args
    end