chore: Update changelog

CHANGELOG.md

@@ -1,6 +1,10 @@
 # Changelog
 
-## 6.0.0 / xxxx-xx-xx
+## 6.0.1 / 2024-07-02
+
+- Fix - Restore usage of `clone-deep` as there was a corner case where `structuredClone` did not work as expected. #214
+
+## 6.0.0 / 2024-07-02
 
 - Chore - Update internal dependencies. As a result, the package needs at least Node 18 to run.
 - Chore - Use `structuredClone` over `clone-deep` dependency since it is included to Node 18 or above. #214

package.json

@@ -16,6 +16,7 @@
     "dist"
   ],
   "dependencies": {
+    "clone-deep": "^4.0.1",
     "flat": "^5.0.2",
     "wildcard": "^2.0.1"
   },

src/join-arrays.ts

@@ -1,3 +1,4 @@
+import cloneDeep from "clone-deep";
 import { Customize, Key } from "./types";
 import mergeWith from "./merge-with";
 import { isRegex, isFunction, isPlainObject } from "./utils";
@@ -47,7 +48,12 @@ export default function joinArrays({
     }
 
     if (isPlainObject(b)) {
-      return structuredClone(b);
+      return cloneDeep(b);
+
+      // The behavior of structuredClone differs from cloneDeep
+      // so it cannot work as a replacement for all cases although
+      // tests pass with it.
+      // return structuredClone(b);
     }
 
     if (isArray(b)) {