PR Update

README.md

@@ -1257,7 +1257,7 @@ ch := lo.Async(func() lo.Tuple2[int, error] {
 ### Async{0->1}
 
 Executes a function in a goroutine and returns the result in a channel.
-For function without return, the channel will be closed once the function finishes.
+For function without return, the channel will be set once the function finishes.
 
 ```go
 ch := lo.Async0(func() { time.Sleep(10 * time.Second) })

concurrency.go

@@ -9,17 +9,17 @@ func Async[T any](f func() T) chan T {
 	return ch
 }
 
-// Async0 executes a function in a goroutine and returns a channel closed after execution.
+// Async0 executes a function in a goroutine and returns a channel set once the function finishes.
 func Async0(f func()) chan struct{} {
 	ch := make(chan struct{})
 	go func() {
 		f()
-		close(ch)
+		ch <- struct{}{}
 	}()
 	return ch
 }
 
-// Async1 executes a function in a goroutine and returns the result in a channel.
+// Async1 is an alias to Async.
 func Async1[A any](f func() A) chan A {
 	return Async(f)
 }