fix(types): remove VoidFunction (#2276)

Co-authored-by: Andrei Alecu <[email protected]>

Author: andreialecu

.changeset/old-flowers-care.md

@@ -0,0 +1,5 @@
+---
+'@whatwg-node/promise-helpers': patch
+---
+
+Fix types by replacing `VoidFunction` type to `() => void`

packages/promise-helpers/src/index.ts

@@ -126,7 +126,7 @@ export function iterateAsync<TInput, TOutput>(
   iterable: Iterable<TInput>,
   callback: (
     input: TInput,
-    endEarly: VoidFunction,
+    endEarly: () => void,
     index: number,
   ) => MaybePromise<TOutput | undefined | null | void>,
   results?: TOutput[],

packages/promise-helpers/tests/handleMaybePromise.spec.ts

@@ -161,7 +161,7 @@ describe('promise-helpers', () => {
       });
 
       describe('with sync function', () => {
-        let onFinally: jest.Mock<VoidFunction>;
+        let onFinally: jest.Mock<() => void>;
         let onError: jest.Mock;
         let onSuccess: jest.Mock;
 
@@ -228,7 +228,7 @@ describe('promise-helpers', () => {
       });
 
       describe('with fake promises', () => {
-        let onFinally: jest.Mock<VoidFunction>;
+        let onFinally: jest.Mock<() => void>;
         let onError: jest.Mock;
         let onSuccess: jest.Mock;