func main()

in container/go/cmd/update_deps/update_deps.go [68:119]
43 lines of code
8 McCabe index (conditional complexity)

func main() {
	flag.Parse()

	if *repository == "" {
		log.Fatalln("Required option -repository was not specified.")
	}
	if *output == "" {
		log.Fatalln("Required option -output was not specified.")
	}
	options := []crane.Option{}
	options = append(options, crane.WithPlatform(&v1.Platform{Architecture: "amd64", OS: "linux"}))

	latest := *repository + ":latest"
	latestDigest, err := crane.Digest(latest, options...)
	if err != nil {
		log.Fatalf("Computing digest for %s: %v", latest, err)
	}

	debug := *repository + ":debug"
	debugDigest, err := crane.Digest(debug, options...)
	if err != nil {
		if !strings.Contains(err.Error(), "MANIFEST_UNKNOWN: Failed to fetch") {
			log.Fatalf("Computing digest for %s: %v", debug, err)
		}
		debugDigest = latestDigest
	}

	now := time.Now()
	// Jan 2 15:04:05 2006 MST
	date := now.Format("2006-01-02 15:04 -0700")

	t := template.Must(template.New("digestTemplate").Parse(digestTemplate))

	r := Data{
		DebugTag:  debugDigest,
		LatestTag: latestDigest,
		Debug:     debug,
		Latest:    latest,
		Date:      date,
	}

	f, err := os.Create(*output)
	if err != nil {
		log.Fatalf("Failed to open file %s: %s", *output, err)
	}
	defer f.Close()

	err = t.Execute(f, r)
	if err != nil {
		log.Fatalf("Executing template:", err)
	}
}