fix TS errors in useInterval and usePrevious hooks

pkpdapp-team · Dec 13, 2024 · 3e80018 · 3e80018
1 parent 7b198a4
commit 3e80018
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Showing 2 changed files with 4 additions and 2 deletions.
diff --git a/frontend-v2/src/hooks/useInterval.ts b/frontend-v2/src/hooks/useInterval.ts
@@ -6,12 +6,14 @@ type IntervalProps = {
   isDirty?: boolean;
 };
 
+const defaultCallback = () => null;
+
 export default function useInterval({
   callback,
   delay,
   isDirty = false,
 }: IntervalProps) {
-  const savedCallback = useRef<() => void>();
+  const savedCallback = useRef<() => void>(defaultCallback);
 
   useEffect(() => {
     savedCallback.current = callback;

diff --git a/frontend-v2/src/hooks/usePrevious.ts b/frontend-v2/src/hooks/usePrevious.ts
@@ -1,7 +1,7 @@
 import { useEffect, useRef } from "react";
 
 function usePrevious(value: any) {
-  const ref = useRef();
+  const ref = useRef(null);
   useEffect(() => {
     ref.current = value; //assign the value of ref to the argument
   }, [value]); //this code will run when the value of 'value' changes