Enhance rune count in pkg/cmd/rollback.go and pkg/action/rollback.go

Signed-off-by: MrJack <36191829+biagiopietro@users.noreply.github.com>

pkg/action/rollback.go

@@ -121,8 +121,8 @@ func (r *Rollback) prepareRollback(name string) (*release.Release, *release.Rele
 		return nil, nil, false, errInvalidRevision
 	}
 
-	if utf8.RuneCountInString(r.Description) > MaxDescriptionLength {
-		return nil, nil, false, fmt.Errorf("description must be %d characters or less, got %d", MaxDescriptionLength, utf8.RuneCountInString(r.Description))
+	if descLen := utf8.RuneCountInString(r.Description); descLen > MaxDescriptionLength {
+		return nil, nil, false, fmt.Errorf("description must be %d characters or less, got %d", MaxDescriptionLength, descLen)
 	}
 
 	currentReleasei, err := r.cfg.Releases.Last(name)

pkg/cmd/rollback.go

@@ -68,8 +68,8 @@ func newRollbackCmd(cfg *action.Configuration, out io.Writer) *cobra.Command {
 			}
 
 			// Validate description length
-			if utf8.RuneCountInString(client.Description) > action.MaxDescriptionLength {
-				return fmt.Errorf("description must be %d characters or less, got %d", action.MaxDescriptionLength, utf8.RuneCountInString(client.Description))
+			if descLen := utf8.RuneCountInString(client.Description); descLen > action.MaxDescriptionLength {
+				return fmt.Errorf("description must be %d characters or less, got %d", action.MaxDescriptionLength, descLen)
 			}
 
 			dryRunStrategy, err := cmdGetDryRunFlagStrategy(cmd, false)