From d52af936f6a7ea6d42d803167f49b0db0fe69c88 Mon Sep 17 00:00:00 2001
From: Christian Fehmer <fehmer@users.noreply.github.com>
Date: Tue, 12 Aug 2025 13:51:58 +0200
Subject: [PATCH] fix(account): error while loading old filter presets
 (@fehmer) (#6873)

fixes #6872
---
 frontend/__tests__/utils/misc.spec.ts         | 40 +++++++++----------
 .../src/ts/elements/account/result-filters.ts | 10 ++++-
 frontend/src/ts/utils/misc.ts                 |  5 ---
 3 files changed, 27 insertions(+), 28 deletions(-)

diff --git a/frontend/__tests__/utils/misc.spec.ts b/frontend/__tests__/utils/misc.spec.ts
index 61e6b0bc3..f9b554f01 100644
--- a/frontend/__tests__/utils/misc.spec.ts
+++ b/frontend/__tests__/utils/misc.spec.ts
@@ -11,8 +11,6 @@ import {
 } from "../../src/ts/utils/strings";
 import { Language } from "@monkeytype/schemas/languages";
 
-//todo this file is in the wrong place
-
 describe("misc.ts", () => {
   describe("getLanguageDisplayString", () => {
     it("should return correctly formatted strings", () => {
@@ -289,25 +287,6 @@ describe("misc.ts", () => {
       });
     });
 
-    it("should throw on nested objects", () => {
-      const schema = z
-        .object({
-          name: z.string(),
-          info: z.object({ age: z.number() }).partial(),
-        })
-        .partial();
-      const obj = {
-        name: "Alice",
-        info: { age: "42" as any },
-      };
-
-      expect(() => {
-        sanitize(schema, obj);
-      }).toThrowError(
-        "sanitize does not support nested objects yet. path: info.age"
-      );
-    });
-
     it("should remove entire property if all array elements are invalid", () => {
       const obj = { name: "Alice", age: 30, tags: [123, 456] as any };
       const sanitized = sanitize(schema, obj);
@@ -328,6 +307,25 @@ describe("misc.ts", () => {
       expect(sanitized).not.toHaveProperty("name");
     });
 
+    it("should remove nested objects if not valid", () => {
+      //GIVEN
+      const schema = z
+        .object({
+          name: z.string(),
+          info: z.object({ age: z.number() }).partial(),
+        })
+        .partial();
+
+      const obj = {
+        name: "Alice",
+        info: { age: "42" as any },
+      };
+      //WHEN / THEN
+      expect(sanitize(schema, obj)).toEqual({
+        name: "Alice",
+      });
+    });
+
     it("should strip extra keys", () => {
       const obj = {
         name: "bob",
diff --git a/frontend/src/ts/elements/account/result-filters.ts b/frontend/src/ts/elements/account/result-filters.ts
index b1357beda..dc075aadc 100644
--- a/frontend/src/ts/elements/account/result-filters.ts
+++ b/frontend/src/ts/elements/account/result-filters.ts
@@ -56,7 +56,10 @@ const resultFiltersLS = new LocalStorageWithSchema({
       return defaultResultFilters;
     }
     return mergeWithDefaultFilters(
-      Misc.sanitize(ResultFiltersSchema, unknown as ResultFilters)
+      Misc.sanitize(
+        ResultFiltersSchema.partial().strip(),
+        unknown as ResultFilters
+      )
     );
   },
 });
@@ -927,7 +930,10 @@ $(".group.presetFilterButtons .filterBtns").on(
 
 function verifyResultFiltersStructure(filterIn: ResultFilters): ResultFilters {
   const filter = mergeWithDefaultFilters(
-    Misc.sanitize(ResultFiltersSchema, Misc.deepClone(filterIn))
+    Misc.sanitize(
+      ResultFiltersSchema.partial().strip(),
+      Misc.deepClone(filterIn)
+    )
   );
 
   return filter;
diff --git a/frontend/src/ts/utils/misc.ts b/frontend/src/ts/utils/misc.ts
index 862cd2ba3..db833c52d 100644
--- a/frontend/src/ts/utils/misc.ts
+++ b/frontend/src/ts/utils/misc.ts
@@ -734,11 +734,6 @@ export function sanitize<T extends z.ZodTypeAny>(
     let val = errors.get(element);
     if (typeof error.path[1] === "number") {
       val = [...(val ?? []), error.path[1]];
-    } else if (error.path.length > 1) {
-      throw new Error(
-        "sanitize does not support nested objects yet. path: " +
-          error.path.join(".")
-      );
     }
     errors.set(element, val);
   }