chore: fix gosimple issues

Signed-off-by: Yves Brissaud <yves.brissaud@docker.com>

format/cve.go

@@ -102,6 +102,6 @@ func Cves(cve string, cves *[]types.Cve, sb *types.Sbom, remediate bool, dockerC
 			Remediation(remediation)
 		}
 	} else {
-		fmt.Println(fmt.Sprintf("%s not detected", cve))
+		fmt.Printf("%s not detected\n", cve)
 	}
 }

format/format.go

@@ -174,19 +174,19 @@ func Cve(sb *types.Sbom, c *types.Cve) {
 		sourceId = c.Cve.SourceId
 	}
 	fmt.Println("")
-	fmt.Println(defaultColors.underline.Sprintf(fmt.Sprintf("Detected %s %s", sourceId, ColorizeSeverity(ToSeverity(*c)))))
-	fmt.Println(fmt.Sprintf("https://dso.docker.com/cve/%s", sourceId))
+	defaultColors.underline.Printf("Detected %s %s\n", sourceId, ColorizeSeverity(ToSeverity(*c)))
+	fmt.Printf("https://dso.docker.com/cve/%s\n", sourceId)
 	fmt.Println("")
 	purl := c.Purl
 	for _, p := range sb.Artifacts {
 		if p.Purl == purl {
-			fmt.Println(defaultColors.cyan.Sprintf(p.Purl))
+			defaultColors.cyan.Println(p.Purl)
 			loc := p.Locations[0]
 			for i, l := range sb.Source.Image.Config.RootFS.DiffIDs {
 				if l.String() == loc.DiffId {
 					h := sb.Source.Image.Config.History[i]
 					fmt.Println(formatCreatedBy(h.CreatedBy))
-					fmt.Println(fmt.Sprintf("%d: %s", i, loc.Digest))
+					fmt.Printf("%d: %s\n", i, loc.Digest)
 				}
 			}
 		}
@@ -196,9 +196,9 @@ func Cve(sb *types.Sbom, c *types.Cve) {
 func Remediation(remediation []string) {
 	if len(remediation) > 0 {
 		fmt.Println("")
-		fmt.Println(defaultColors.underline.Sprintf("Suggested remediation"))
+		defaultColors.underline.Println("Suggested remediation")
 		for i, r := range remediation {
-			fmt.Println(fmt.Sprintf("\n%d. %s", i+1, r))
+			fmt.Printf("\n%d. %s\n", i+1, r)
 		}
 	}
 }

query/base.go

@@ -295,7 +295,7 @@ func ForImageInGraphQL(sb *types.Sbom) (*types.ImageByDigestQuery, error) {
 }
 
 func normalizeRepository(image *types.BaseImage) *types.BaseImage {
-	if image.Repository.Host == "hub.docker.com" && strings.Index(image.Repository.Repo, "/") < 0 {
+	if image.Repository.Host == "hub.docker.com" && strings.Contains(image.Repository.Repo, "/") {
 		image.Repository.Badge = "OFFICIAL"
 	}
 	if image.Repository.Badge != "" {

registry/save.go

@@ -111,7 +111,7 @@ func (c *ImageCache) StoreImage() error {
 		spinner.Stop()
 	} else if format == "tar" {
 		if c.remote {
-			u := make(chan v1.Update, 0)
+			u := make(chan v1.Update)
 			errchan := make(chan error)
 			go func() {
 				if err := tarball.WriteToFile(c.ImagePath, *c.Ref, *c.Image, tarball.WithProgress(u)); err != nil {

sbom/detect/node.go

@@ -23,7 +23,7 @@ import (
 )
 
 func nodePackageDetector() PackageDetector {
-	expr := regexp.MustCompile("node\\.js/v(.*)")
+	expr := regexp.MustCompile(`node\.js/v(.*)`)
 	pkg := types.Package{
 		Type:        "github",
 		Namespace:   "nodejs",

sbom/diff.go

@@ -100,12 +100,8 @@ func toPackageName(pkg packageurl.PackageURL) string {
 
 func toImageName(result ImageIndexResult) string {
 	imageName := result.Sbom.Source.Image.Name
-	if strings.HasPrefix(imageName, "index.docker.io/") {
-		imageName = imageName[len("index.docker.io/"):]
-	}
-	if strings.HasPrefix(imageName, "library/") {
-		imageName = imageName[len("library/"):]
-	}
+	imageName = strings.TrimPrefix(imageName, "index.docker.io/")
+	imageName = strings.TrimPrefix(imageName, "library/")
 	return imageName
 }
 

sbom/monitor.go

@@ -19,7 +19,7 @@ func init() {
 }
 
 func WatchImages(cli command.Cli) error {
-	indexJobs := make(chan types.ImageSummary, 0)
+	indexJobs := make(chan types.ImageSummary)
 	for w := 1; w <= maxIndexWorkers; w++ {
 		go indexImageWorker(cli, indexJobs)
 	}

sbom/upload.go

@@ -326,9 +326,7 @@ func parseReference(sb *types.Sbom) (string, string, error) {
 		host = "hub.docker.com"
 	}
 	name := ref.Context().RepositoryStr()
-	if strings.HasPrefix(name, "library/") {
-		name = name[len("library/"):]
-	}
+	name = strings.TrimPrefix(name, "library/")
 	return host, name, nil
 }
 

types/purl.go

@@ -41,10 +41,8 @@ func NormalizePackages(pkgs []Package) ([]Package, error) {
 		}
 		purl.Namespace = toNamespace(purl)
 
-		// some versions strings (e.g. such of Go) have a v prefix that we drop
-		if strings.HasPrefix(purl.Version, "v") {
-			purl.Version = purl.Version[1:]
-		}
+		// some version strings (e.g. such of Go) have a v prefix that we drop
+		purl.Version = strings.TrimPrefix(purl.Version, "v")
 		if purl.Version == "" {
 			purl.Version = "0.0.0"
 		}
@@ -94,9 +92,7 @@ func NormalizePackages(pkgs []Package) ([]Package, error) {
 }
 
 func ToPackageUrl(url string) (packageurl.PackageURL, error) {
-	if strings.HasSuffix(url, "/") {
-		url = url[0 : len(url)-1]
-	}
+	url = strings.TrimSuffix(url, "/")
 	purl, err := packageurl.FromString(url)
 	return purl, err
 }

types/query_types.go

@@ -80,13 +80,8 @@ type Image struct {
 }
 
 func ImageTags(image *Image) []string {
-	tags := make([]string, 0)
-	for _, tag := range image.Tags {
-		tags = append(tags, tag)
-	}
-	sort.Slice(tags, func(i, j int) bool {
-		return len(tags[i]) < len(tags[j])
-	})
+	tags := append([]string{}, image.Tags...)
+	sort.Strings(tags)
 	return tags
 }