Add Values function return 1.23 iterator

Author: amikai

set.go

@@ -253,3 +253,11 @@ func NewThreadUnsafeSetFromMapKeys[T comparable, V any](val map[T]V) Set[T] {
 
 	return s
 }
+
+func Values[T comparable](s Set[T]) func(func(element T) bool) {
+	return func(yield func(element T) bool) {
+		s.Each(func(t T) bool {
+			return !yield(t)
+		})
+	}
+}

set123_test.go

@@ -0,0 +1,36 @@
+//go:build go1.23
+// +build go1.23
+
+package mapset
+
+import "testing"
+
+func TestAll123(t *testing.T) {
+	a := NewSet[string]()
+
+	a.Add("Z")
+	a.Add("Y")
+	a.Add("X")
+	a.Add("W")
+
+	b := NewSet[string]()
+	for elem := range Values(a) {
+		b.Add(elem)
+	}
+
+	if !a.Equal(b) {
+		t.Error("The sets are not equal after iterating (Each) through the first set")
+	}
+
+	var count int
+	for range Values(a) {
+		if count == 2 {
+			break
+		}
+		count++
+	}
+
+	if count != 2 {
+		t.Error("Iteration should stop on the way")
+	}
+}

set_test.go

@@ -1386,3 +1386,35 @@ func Test_Example(t *testing.T) {
 	   fmt.Println(allClasses.ContainsAll("Welding", "Automotive", "English"))
 	*/
 }
+
+func TestAll(t *testing.T) {
+	a := NewSet[string]()
+
+	a.Add("Z")
+	a.Add("Y")
+	a.Add("X")
+	a.Add("W")
+
+	b := NewSet[string]()
+	Values(a)(func(elem string) bool {
+		b.Add(elem)
+		return true
+	})
+
+	if !a.Equal(b) {
+		t.Error("The sets are not equal after iterating (Each) through the first set")
+	}
+
+	var count int
+	Values(a)(func(elem string) bool {
+		if count == 2 {
+			return false
+		}
+		count++
+		return true
+	})
+
+	if count != 2 {
+		t.Error("Iteration should stop on the way")
+	}
+}