From 5452241fba9a7c3477af97fd4d75f24ceaed5c9e Mon Sep 17 00:00:00 2001
From: Alec Larson <1925840+aleclarson@users.noreply.github.com>
Date: Mon, 24 Jun 2024 02:36:09 -0400
Subject: [PATCH] fix: use isPlainObject internally

---
 src/object.ts | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/src/object.ts b/src/object.ts
index deff64e28..534426335 100644
--- a/src/object.ts
+++ b/src/object.ts
@@ -1,6 +1,12 @@
 import { objectify } from './array'
 import { toInt } from './number'
-import { isArray, isIntString, isObject, isPrimitive } from './typed'
+import {
+  isArray,
+  isIntString,
+  isObject,
+  isPlainObject,
+  isPrimitive
+} from './typed'
 
 const hasOwnProperty = /* @__PURE__ */ Function.prototype.call.bind(
   Object.prototype.hasOwnProperty
@@ -280,7 +286,7 @@ export const assign = <X extends Record<string | symbol | number, any>>(
   const merged = { ...initial }
   for (const key in override) {
     if (hasOwnProperty(override, key)) {
-      merged[key] = isObject(initial[key])
+      merged[key] = isPlainObject(initial[key])
         ? assign(initial[key], override[key])
         : override[key]
     }
@@ -299,7 +305,7 @@ export const assign = <X extends Record<string | symbol | number, any>>(
 export const keys = <TValue extends object>(value: TValue): string[] => {
   if (!value) return []
   const getKeys = (nested: any, paths: string[]): string[] => {
-    if (isObject(nested)) {
+    if (isPlainObject(nested)) {
       return Object.entries(nested).flatMap(([k, v]) =>
         getKeys(v, [...paths, k])
       )