style: modernize the new tooling code to match the repo conventions

verify/buffers.go

@@ -7,6 +7,7 @@ import (
 	"encoding/binary"
 	"encoding/hex"
 	"fmt"
+	"strconv"
 	"strings"
 	"unsafe"
 )
@@ -200,21 +201,13 @@ func ParseScalarArgs(spec string) (map[string]uint64, error) {
 }
 
 func splitScalar(part string) (string, uint64, error) {
-	eq := strings.Index(part, "=")
-	if eq <= 0 {
+	name, valStr, ok := strings.Cut(part, "=")
+	if !ok || strings.TrimSpace(name) == "" {
 		return "", 0, fmt.Errorf("scalar arg spec %q: want name=value", part)
 	}
-	name := strings.TrimSpace(part[:eq])
-	valStr := strings.TrimSpace(part[eq+1:])
-	var val uint64
-	var err error
-	if strings.HasPrefix(valStr, "0x") || strings.HasPrefix(valStr, "0X") {
-		_, err = fmt.Sscanf(valStr, "0x%x", &val)
-	} else {
-		_, err = fmt.Sscanf(valStr, "%d", &val)
-	}
-	if err != nil || name == "" {
+	val, err := strconv.ParseUint(strings.TrimSpace(valStr), 0, 64)
+	if err != nil {
 		return "", 0, fmt.Errorf("scalar arg spec %q: bad value", part)
 	}
-	return name, val, nil
+	return strings.TrimSpace(name), val, nil
 }