From dba0c1ac15e9beda3ebd027c67c969a4fe7ae7c7 Mon Sep 17 00:00:00 2001
From: Hans Pagel <hans.pagel@ueber.io>
Date: Wed, 20 Jan 2021 15:10:30 +0100
Subject: [PATCH] =?UTF-8?q?fix:=20don=E2=80=99t=20merge=20classes?=
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---
 packages/core/src/utilities/isObject.ts | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/packages/core/src/utilities/isObject.ts b/packages/core/src/utilities/isObject.ts
index 99d1f367..5321f363 100644
--- a/packages/core/src/utilities/isObject.ts
+++ b/packages/core/src/utilities/isObject.ts
@@ -1,3 +1,19 @@
 export default function isObject(item: any): boolean {
-  return (item && typeof item === 'object' && !Array.isArray(item))
+  if (!item) {
+    return false
+  }
+
+  if (typeof item !== 'object') {
+    return false
+  }
+
+  if (Array.isArray(item)) {
+    return false
+  }
+
+  if (item.constructor?.toString().substring(0, 5) === 'class') {
+    return false
+  }
+
+  return true
 }