From d89395bcd434992ba8c28bb0c6b10c8659d25d84 Mon Sep 17 00:00:00 2001
From: Folkert van der Beek <folkertvanderbeek@xs4all.nl>
Date: Mon, 6 Dec 2021 00:06:46 +0100
Subject: [PATCH] Replace .finally() method with .then(onFinally, onFinally)

---
 src/BidirectionalFlatList.tsx | 18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

diff --git a/src/BidirectionalFlatList.tsx b/src/BidirectionalFlatList.tsx
index f205869..2910909 100644
--- a/src/BidirectionalFlatList.tsx
+++ b/src/BidirectionalFlatList.tsx
@@ -115,6 +115,11 @@ export const BidirectionalFlatList = (React.forwardRef(
       }
 
       setOnStartReachedInProgress(true);
+
+      const onFinally = () => {
+        onStartReachedInPromise.current = onStartReached().then(p);
+      };
+
       const p = () => {
         return new Promise<void>((resolve) => {
           onStartReachedInPromise.current = null;
@@ -124,9 +129,7 @@ export const BidirectionalFlatList = (React.forwardRef(
       };
 
       if (onEndReachedInPromise.current) {
-        onEndReachedInPromise.current.finally(() => {
-          onStartReachedInPromise.current = onStartReached().then(p);
-        });
+        onEndReachedInPromise.current.then(onFinally, onFinally);
       } else {
         onStartReachedInPromise.current = onStartReached().then(p);
       }
@@ -143,6 +146,11 @@ export const BidirectionalFlatList = (React.forwardRef(
       }
 
       setOnEndReachedInProgress(true);
+
+      const onFinally = () => {
+        onEndReachedInPromise.current = onEndReached().then(p);
+      };
+
       const p = () => {
         return new Promise<void>((resolve) => {
           onStartReachedInPromise.current = null;
@@ -152,9 +160,7 @@ export const BidirectionalFlatList = (React.forwardRef(
       };
 
       if (onStartReachedInPromise.current) {
-        onStartReachedInPromise.current.finally(() => {
-          onEndReachedInPromise.current = onEndReached().then(p);
-        });
+        onStartReachedInPromise.current.then(onFinally, onFinally);
       } else {
         onEndReachedInPromise.current = onEndReached().then(p);
       }