diff --git a/misc-util.go b/misc-util.go
index 1ea4458..1f78983 100644
--- a/misc-util.go
+++ b/misc-util.go
@@ -20,7 +20,7 @@ func NewEnglishPrinter() *message.Printer {
 	return message.NewPrinter(language.English)
 }
 
-func ExitErrorf(rc int, format string, args ...interface{}) {
+func ExitErrorf(rc int, format string, args ...any) {
 	fmt.Fprintf(os.Stderr, format+"\n", args...)
 	os.Exit(rc)
 }
@@ -31,7 +31,7 @@ func ExitMessagef(rc int, format string, args ...interface{}) {
 }
 
 func OnStringIndex(index uint, values ...string) (value string) {
-	if index >= 0 && index < uint(len(values)) {
+	if index < uint(len(values)) {
 		value = values[index]
 	}
 	return
@@ -42,12 +42,13 @@ func OnEmpty(s string, altValues ...string) (value string) {
 		for _, altValue := range altValues {
 			if len(altValue) > 0 {
 				value = altValue
+				break
 			}
 		}
 	} else {
 		value = s
 	}
-	return s
+	return value
 }
 
 func OnCond(cond bool, trueValue, falseValue string) string {