From f2d6daa9fc57ac32218a8feb8eac365845f3a432 Mon Sep 17 00:00:00 2001
From: bkimmel <brentkimmel@brentkimmel.com>
Date: Tue, 18 Mar 2025 22:57:22 -0400
Subject: [PATCH] safety coalesce

---
 src/components/ThemeSwitcher.tsx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/components/ThemeSwitcher.tsx b/src/components/ThemeSwitcher.tsx
index de34aee4..2f456d4b 100644
--- a/src/components/ThemeSwitcher.tsx
+++ b/src/components/ThemeSwitcher.tsx
@@ -36,7 +36,7 @@ export default function ThemeSwitcher({
       onClick={toggleTheme}
       aria-description={'Change current theme'}
     >
-      <span data-label className="transition-all block absolute w-full mb-auto mt-auto ml-0 mr-0 text-xs left-0 -top-5 opacity-0 rounded-lg">{firstCharOfPreference.toLocaleUpperCase() + restOfPreference.join("")}</span>
+      <span data-label className="transition-all block absolute w-full mb-auto mt-auto ml-0 mr-0 text-xs left-0 -top-5 opacity-0 rounded-lg">{firstCharOfPreference.toLocaleUpperCase() + (restOfPreference ?? []).join("")}</span>
       {themeIcons[preference]}
     </button>
   );