take ai feedback

packages/web/app/src/lib/hooks/use-local-storage-json.ts

@@ -35,7 +35,14 @@ export function useLocalStorageJson<$Schema extends z.ZodType>(...args: ArgsInpu
     // - Let caller choose an error strategy: 'return' / 'default' / 'throw'
     try {
       return schema.parse(JSON.parse(storedValue));
-    } catch (_) {
+    } catch (error) {
+      if (error instanceof SyntaxError) {
+        console.warn(`useLocalStorageJson: JSON parsing failed for key "${key}"`, error);
+      } else if (error instanceof z.ZodError) {
+        console.warn(`useLocalStorageJson: Schema validation failed for key "${key}"`, error);
+      } else {
+        Kit.neverCatch(error);
+      }
       return defaultValue;
     }
   });

packages/web/app/src/lib/kit/never.ts

@@ -1,6 +1,14 @@
+/**
+ * This case of thrown value is impossible.
+ * If it happens, then that means there is a defect in our code.
+ */
+export const neverCatch = (value: unknown): never => {
+  never({ type: 'catch', value });
+};
+
 /**
  * This case is impossible.
- * If it happens, then that means there is a bug in our code.
+ * If it happens, then that means there is a defect in our code.
  */
 export const neverCase = (value: never): never => {
   never({ type: 'case', value });