Add a variadic constructor for container.Set

container/set.go

@@ -3,6 +3,15 @@ package ucontainer
 // Set is a set of unique items, built on top of map.
 type Set[T comparable] map[T] struct { }
 
+// NewSet creates a new set that contains all specified items.
+func NewSet[T comparable] (items ...T) Set[T] {
+	set := make(Set[T])
+	for _, item := range items {
+		set.Add(item)
+	}
+	return set
+}
+
 // Empty returns true if there are no items in the set.
 func (set Set[T]) Empty () bool {
 	return set == nil || len(set) == 0