Utilize defer

uudashr · Apr 5, 2024 · 7da9708 · 7da9708
1 parent 0f1e73f
commit 7da9708
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/future.go b/future.go
@@ -63,17 +63,17 @@ func (f *Future[T]) Listen(callback SetResultFunc[T]) {
 		callback(f.val, f.err)
 	default:
 		f.mu.Lock()
+		defer f.mu.Unlock()
 		f.callbacks = append(f.callbacks, callback)
-		f.mu.Unlock()
 	}
 }
 
 func (f *Future[T]) notifyCallbacks() {
 	f.mu.Lock()
+	defer f.mu.Unlock()
 	for _, callback := range f.callbacks {
 		callback(f.val, f.err)
 	}
-	f.mu.Unlock()
 }
 
 // Call will converts the sync function call as async call.