class Rufo::Command

def format_args(args)
  top_level_dot_file = @filename_for_dot_rufo || Dir.getwd
  options = @dot_file.get_config_in(top_level_dot_file) || {}
  file_finder = Rufo::FileFinder.new(
    args, includes: options[:includes], excludes: options[:excludes],
  )
  files = file_finder.to_a
  changed = false
  syntax_error = false
  files_exist = false
  files.each do |(exists, file)|
    if exists
      files_exist = true
    else
      logger.warn("Error: file or directory not found: #{file}")
      next
    end
    result = format_file(file)
    changed |= result == CODE_CHANGE
    syntax_error |= result == CODE_ERROR
  end
  return CODE_ERROR unless files_exist
  case
  when syntax_error then CODE_ERROR
  when changed      then CODE_CHANGE
  else                   CODE_OK
  end
end