package cli import ( "strconv" ) // StatusError reports an unsuccessful exit by a command. type StatusError struct { Status string StatusCode int } // Error formats the error for printing. If a custom Status is provided, // it is returned as-is, otherwise it generates a generic error-message // based on the StatusCode. func (e StatusError) Error() string { if e.Status == "" { return "exit status " + strconv.Itoa(e.StatusCode) } return e.Status }