From 753317e9ca46c69809de832fb9d6cb1fc09e18e0 Mon Sep 17 00:00:00 2001
From: Rhys Howell <rhys.howell@mongodb.com>
Date: Mon, 4 Dec 2023 23:40:31 -0500
Subject: [PATCH] use has own property

---
 src/scope.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/scope.ts b/src/scope.ts
index be6de51..45efc7b 100644
--- a/src/scope.ts
+++ b/src/scope.ts
@@ -234,7 +234,7 @@ export function getScopeFunction(key: string, withNew: boolean): Function {
 }
 
 export function isMethodWhitelisted(member: string, property: string): boolean {
-  if (ALLOWED_CLASS_EXPRESSIONS[member]) {
+  if (ALLOWED_CLASS_EXPRESSIONS.hasOwnProperty(member)) {
     const allowedMethods = ALLOWED_CLASS_EXPRESSIONS[member].allowedMethods;
 
     if (typeof allowedMethods === 'string') {
@@ -248,7 +248,7 @@ export function isMethodWhitelisted(member: string, property: string): boolean {
 }
 
 export function getClass(member: string) {
-  if (ALLOWED_CLASS_EXPRESSIONS[member]) {
+  if (ALLOWED_CLASS_EXPRESSIONS.hasOwnProperty(member)) {
     return ALLOWED_CLASS_EXPRESSIONS[member].class;
   }
   throw new Error(`Attempted to access member '${member}' that doesn't exist`);