👔 up(arr,cflag): optimize some util and methods logic

gookit · Mar 22, 2023 · 303b699 · 303b699
1 parent a56a93e
commit 303b699
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Showing 2 changed files with 6 additions and 0 deletions.
diff --git a/arrutil/arrutil.go b/arrutil/arrutil.go
@@ -105,6 +105,10 @@ func RandomOne[T any](arr []T) T {
 
 // Unique value in the given slice data.
 func Unique[T ~string | comdef.XintOrFloat](list []T) []T {
+	if len(list) < 2 {
+		return list
+	}
+
 	valMap := make(map[T]struct{}, len(list))
 	uniArr := make([]T, 0, len(list))
 

diff --git a/cflag/ext.go b/cflag/ext.go
@@ -280,6 +280,8 @@ func NewKVString() KVString {
 func (s *KVString) Init() *KVString {
 	if s.Sep == "" {
 		s.Sep = comdef.EqualStr
+	}
+	if s.SMap == nil {
 		s.SMap = make(maputil.SMap)
 	}
 	return s