Fixed catched errors type handling

src/pages/UploadForm/index.tsx

@@ -23,7 +23,11 @@ export const UploadForm = ({ setLoading }: IPageProps) => {
       }
     } catch (err) {
       setLoading(false);
+
+      if (err instanceof Error)
         setError(err.message);
+      else 
+        setError(String(err))
     }
   };
 

src/serviceWorker/utils.ts

@@ -8,8 +8,8 @@ export const getHash = (path: string) => {
   return path.substr("/book/".length, hashLength);
 };
 
-export const composeResponseStatus = (err: Error): ResponseInit => {
-  if (err.name === "NetowrkError")
+export const composeResponseStatus = (err: unknown): ResponseInit => {
+  if (err instanceof Error && err.name === "NetowrkError")
     return { status: 503, statusText: err.message };
   else return { status: 500, statusText: "Something bad happened (IDK)" };
 };

src/utils/api.ts

@@ -34,7 +34,9 @@ export const submitFile = async (
 
     return await res.json();
   } catch (err) {
+    if (err instanceof Error)
       console.error("Network error:", err.message);
+      
     throw err;
   }
 };