From 2dff1e14290ce626065c7adf09ecb1064b07c2d9 Mon Sep 17 00:00:00 2001
From: Reinder Nijhoff <reinder@infi.nl>
Date: Mon, 8 Apr 2024 16:18:49 +0200
Subject: [PATCH] fix isMobile check

---
 src/lib/FastImageSequence.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/lib/FastImageSequence.ts b/src/lib/FastImageSequence.ts
index 08bcbc2..c53228d 100644
--- a/src/lib/FastImageSequence.ts
+++ b/src/lib/FastImageSequence.ts
@@ -3,7 +3,7 @@ import Frame from "./Frame.js";
 import {ImageFetchWorker} from "./ImageFetchWorker.js";
 
 export function isMobile(): boolean {
-  return /Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent);
+  return (typeof navigator !== "undefined" && /Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent));
 }
 
 /**