From d748ba2c51211d3a2833fd1cb6ef898bc149d486 Mon Sep 17 00:00:00 2001
From: Johann150 <johann.galle@protonmail.com>
Date: Mon, 4 Jul 2022 16:39:04 +0200
Subject: fix lint no-prototype-builtins

---
 packages/client/src/scripts/array.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'packages/client/src/scripts')

diff --git a/packages/client/src/scripts/array.ts b/packages/client/src/scripts/array.ts
index 29d027de14..26c6195d66 100644
--- a/packages/client/src/scripts/array.ts
+++ b/packages/client/src/scripts/array.ts
@@ -98,7 +98,7 @@ export function groupOn<T, S>(f: (x: T) => S, xs: T[]): T[][] {
 export function groupByX<T>(collections: T[], keySelector: (x: T) => string) {
 	return collections.reduce((obj: Record<string, T[]>, item: T) => {
 		const key = keySelector(item);
-		if (!obj.hasOwnProperty(key)) {
+		if (typeof obj[key] === 'undefined') {
 			obj[key] = [];
 		}
 
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