fix: add protection for navigator

huozhi · huozhi · commit 20830cfb3365 · 2021-01-09T11:24:11.000+08:00
diff --git a/src/libs/web-preset.ts b/src/libs/web-preset.ts
@@ -1,5 +1,8 @@
 function isOnline(): boolean {
-  if (typeof navigator.onLine !== 'undefined') {
+  if (
+    typeof navigator !== 'undefined' &&
+    typeof navigator.onLine !== 'undefined'
+  ) {
     return navigator.onLine
   }
   // always assume it's online
