add Scan function

hsldymq · Mar 28, 2024 · 32e00ca · 32e00ca
1 parent ac938ac
commit 32e00ca
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/funcs_aggregation.go b/funcs_aggregation.go
@@ -1,7 +1,13 @@
 package handy
 
-import "github.com/hsldymq/goiter"
+import (
+	"github.com/hsldymq/goiter"
+)
 
 func Reduce[T, R any](e Iterable[T], init R, reducer func(R, T) R) R {
 	return goiter.Fold(e.Iter(), init, reducer)
 }
+
+func Scan[T, R any](e Iterable[T], init R, folder func(R, T) R) Enumerable[R] {
+	return newEnumerator(goiter.Scan(e.Iter(), init, folder))
+}