in cli/util.go [55:71]
func CalcOutFilename(inFilename string) (string, error) {
if OptOutFilename != "" {
if OptInPlace {
return "", errors.Errorf(
"Only one of --outfile (-o) or --inplace (-i) options allowed")
}
return OptOutFilename, nil
}
if !OptInPlace {
return "", errors.Errorf(
"--outfile (-o) or --inplace (-i) option required")
}
return inFilename, nil
}