code: func (s StorageSize) TerminalString() string {
  	if s > 1048576 {
  		return fmt.Sprintf("%.2fMiB", s/1048576)
  	} else if s > 1024 {
  		return fmt.Sprintf("%.2fKiB", s/1024)
  	} else {
  		return fmt.Sprintf("%.2fB", s)
  	}
  }
docs: // TerminalString implements log.TerminalStringer, formatting a string for console
  // output during logging.