labels: avoid lint warning on New()
This code is a bit cleaner.
@@ -357,9 +357,7 @@ func EmptyLabels() Labels {
// The caller has to guarantee that all label names are unique.
func New(ls ...Label) Labels {
set := make(Labels, 0, len(ls))
- for _, l := range ls {
- set = append(set, l)
- }
+ set = append(set, ls...)
sort.Sort(set)
return set
