chore: enable int-conversion from perfsprint

.golangci.yaml

@@ -83,7 +83,7 @@ linters-settings:
       - simmilar
   perfsprint:
     # Optimizes even if it requires an int or uint type cast.
-    int-conversion: false
+    int-conversion: true
     # Optimizes into `err.Error()` even if it is only equivalent for non-nil errors.
     err-error: true
     # Optimizes `fmt.Errorf`.

pkg/dependency/id.go

@@ -1,7 +1,7 @@
 package dependency
 
 import (
-	"fmt"
+	"strconv"
 	"strings"
 
 	"github.com/mitchellh/hashstructure/v2"
@@ -52,5 +52,5 @@ func UID(filePath string, pkg types.Package) string {
 	if err != nil {
 		log.Warn("Failed to calculate the package hash", log.String("pkg", pkg.Name), log.Err(err))
 	}
-	return fmt.Sprintf("%x", hash)
+	return strconv.FormatUint(hash, 16)
 }

pkg/flag/db_flags.go

@@ -1,7 +1,7 @@
 package flag
 
 import (
-	"fmt"
+	"strconv"
 
 	"github.com/google/go-containerregistry/pkg/name"
 	"golang.org/x/xerrors"
@@ -188,7 +188,7 @@ func parseRepository(repo string, dbSchemaVersion int) (name.Reference, error) {
 		return dbRepository, nil
 	}
 
-	dbRepository = t.Tag(fmt.Sprint(dbSchemaVersion))
+	dbRepository = t.Tag(strconv.Itoa(dbSchemaVersion))
 	log.Info("Adding schema version to the DB repository for backward compatibility",
 		log.String("repository", dbRepository.String()))
 

pkg/iac/scan/result.go

@@ -5,6 +5,7 @@ import (
 	"io/fs"
 	"path/filepath"
 	"reflect"
+	"strconv"
 	"strings"
 
 	"github.com/aquasecurity/trivy/pkg/iac/ignore"
@@ -311,9 +312,9 @@ func rawToString(raw any) string {
 	}
 	switch t := raw.(type) {
 	case int:
-		return fmt.Sprintf("%d", t)
+		return strconv.Itoa(t)
 	case bool:
-		return fmt.Sprintf("%t", t)
+		return strconv.FormatBool(t)
 	case float64:
 		return fmt.Sprintf("%f", t)
 	case string:

pkg/iac/scanners/azure/functions/utc_now_test.go

@@ -2,6 +2,7 @@ package functions
 
 import (
 	"fmt"
+	"strconv"
 	"testing"
 	"time"
 
@@ -20,7 +21,7 @@ func Test_UTCNow(t *testing.T) {
 			args: []any{
 				"d",
 			},
-			expected: fmt.Sprintf("%d", time.Now().UTC().Day()),
+			expected: strconv.Itoa(time.Now().UTC().Day()),
 		},
 		{
 			name: "utc now date",

pkg/iac/scanners/cloudformation/parser/fn_sub.go

@@ -46,7 +46,7 @@ func resolveMapSub(refValue, original *Property) (*Property, bool) {
 		case cftypes.Int:
 			replacement = strconv.Itoa(v.AsInt())
 		case cftypes.Bool:
-			replacement = fmt.Sprintf("%v", v.AsBool())
+			replacement = strconv.FormatBool(v.AsBool())
 		case cftypes.List:
 			var parts []string
 			for _, p := range v.AsList() {

pkg/iac/scanners/cloudformation/parser/property_conversion.go

@@ -98,7 +98,7 @@ func (p *Property) convertToString() *Property {
 	case cftypes.Int:
 		return p.deriveResolved(cftypes.String, strconv.Itoa(p.AsInt()))
 	case cftypes.Bool:
-		return p.deriveResolved(cftypes.String, fmt.Sprintf("%v", p.AsBool()))
+		return p.deriveResolved(cftypes.String, strconv.FormatBool(p.AsBool()))
 	case cftypes.List:
 		var parts []string
 		for _, property := range p.AsList() {

pkg/iac/scanners/terraform/executor/executor.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"fmt"
 	"sort"
+	"strconv"
 
 	"github.com/zclconf/go-cty/cty"
 
@@ -123,13 +124,13 @@ func ignoreByParams(params map[string]string, modules terraform.Modules, m *type
 		case cty.Number:
 			bf := val.AsBigFloat()
 			f64, _ := bf.Float64()
-			comparableInt := fmt.Sprintf("%d", int(f64))
+			comparableInt := strconv.Itoa(int(f64))
 			comparableFloat := fmt.Sprintf("%f", f64)
 			if param != comparableInt && param != comparableFloat {
 				return false
 			}
 		case cty.Bool:
-			if fmt.Sprintf("%t", val.True()) != param {
+			if strconv.FormatBool(val.True()) != param {
 				return false
 			}
 		default:

pkg/iac/scanners/terraform/parser/funcs/datetime.go

@@ -2,6 +2,7 @@
 package funcs
 
 import (
+	"errors"
 	"fmt"
 	"time"
 
@@ -132,7 +133,7 @@ func parseTimestamp(ts string) (time.Time, error) {
 			case "Z07:00":
 				what = "UTC offset"
 			case "T":
-				return time.Time{}, fmt.Errorf("not a valid RFC3339 timestamp: missing required time introducer 'T'")
+				return time.Time{}, errors.New("not a valid RFC3339 timestamp: missing required time introducer 'T'")
 			case ":", "-":
 				if err.ValueElem == "" {
 					return time.Time{}, fmt.Errorf("not a valid RFC3339 timestamp: end of string where %q is expected", err.LayoutElem)

pkg/report/table/misconfig.go

@@ -3,6 +3,7 @@ package table
 import (
 	"bytes"
 	"fmt"
+	"strconv"
 	"strings"
 
 	"github.com/fatih/color"
@@ -168,7 +169,7 @@ func (r *misconfigRenderer) renderCode(misconf types.DetectedMisconfiguration) {
 		for i, occ := range misconf.CauseMetadata.Occurrences {
 			lineInfo := fmt.Sprintf("%d-%d", occ.Location.StartLine, occ.Location.EndLine)
 			if occ.Location.StartLine >= occ.Location.EndLine {
-				lineInfo = fmt.Sprintf("%d", occ.Location.StartLine)
+				lineInfo = strconv.Itoa(occ.Location.StartLine)
 			}
 
 			r.printf(
@@ -184,7 +185,7 @@ func (r *misconfigRenderer) renderCode(misconf types.DetectedMisconfiguration) {
 		for i, line := range lines {
 			switch {
 			case line.Truncated:
-				r.printf("<dim>%4s   ", strings.Repeat(".", len(fmt.Sprintf("%d", line.Number))))
+				r.printf("<dim>%4s   ", strings.Repeat(".", len(strconv.Itoa(line.Number))))
 			case line.IsCause:
 				r.printf("<red>%4d ", line.Number)
 				switch {

pkg/report/table/secret.go

@@ -3,6 +3,7 @@ package table
 import (
 	"bytes"
 	"fmt"
+	"strconv"
 	"strings"
 
 	"golang.org/x/term"
@@ -141,7 +142,7 @@ func (r *secretRenderer) renderCode(secret types.DetectedSecret) {
 		for i, line := range lines {
 			switch {
 			case line.Truncated:
-				r.printf("<dim>%4s   ", strings.Repeat(".", len(fmt.Sprintf("%d", line.Number))))
+				r.printf("<dim>%4s   ", strings.Repeat(".", len(strconv.Itoa(line.Number))))
 			case line.IsCause:
 				r.printf("<red>%4d ", line.Number)
 				switch {

pkg/sbom/spdx/marshal.go

@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"slices"
 	"sort"
+	"strconv"
 	"strings"
 	"time"
 
@@ -527,7 +528,7 @@ func calcPkgID(h Hash, v any) (string, error) {
 		return "", xerrors.Errorf("could not build package ID for %+v: %w", v, err)
 	}
 
-	return fmt.Sprintf("%x", f), nil
+	return strconv.FormatUint(f, 16), nil
 }
 
 func camelCase(inputUnderScoreStr string) (camelCase string) {