refactor: getDataFromLocalStorage에도 타입 지정

feb-dain · May 22, 2023 · 37ee41c · 37ee41c
1 parent 50e4503
commit 37ee41c
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/src/utils/getAndSetDataInLocalStorage.ts b/src/utils/getAndSetDataInLocalStorage.ts
@@ -2,6 +2,9 @@ export const setDataInLocalStorage = <T>(key: string, data: T) => {
   localStorage.setItem(key, JSON.stringify(data));
 };
 
-export const getDataFromLocalStorage = (key: string) => {
-  return localStorage.getItem(key);
+export const getDataFromLocalStorage = (key: string): string => {
+  const data = localStorage.getItem(key);
+
+  if (!data) return '[]';
+  return data;
 };