From 57442e2b921d435851711525f688ca151ffdd220 Mon Sep 17 00:00:00 2001
From: Gabriel Mechali <gabriel.mechali@gmail.com>
Date: Wed, 5 Feb 2025 13:12:19 -0800
Subject: [PATCH] Fix custom DC for feature check (#4930)

This change plays it safer on the feature check such that if there are
no feature flags (like in custom dc instances), this will just return
false.
---
 static/js/shared/feature_flags/util.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/static/js/shared/feature_flags/util.ts b/static/js/shared/feature_flags/util.ts
index cd84addc46..915b698b07 100644
--- a/static/js/shared/feature_flags/util.ts
+++ b/static/js/shared/feature_flags/util.ts
@@ -26,7 +26,7 @@ export const SCROLL_TO_TOP_FEATURE_FLAG = "scroll_to_top_button";
  * @returns Bool describing if the feature is enabled
  */
 export function isFeatureEnabled(featureName: string): boolean {
-  if (featureName in FEATURE_FLAGS) {
+  if (FEATURE_FLAGS && featureName in FEATURE_FLAGS) {
     return FEATURE_FLAGS[featureName];
   }
   return false;