Merge pull request #270 from jharding/245-safari-private-local-storage

Improve detecting of localStorage
twitter · Jun 25, 2013 · f900b4c · f900b4c
2 parents 9b360a3 + 12181b5
commit f900b4c
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/src/persistent_storage.js b/src/persistent_storage.js
@@ -9,6 +9,11 @@ var PersistentStorage = (function() {
 
   try {
     ls = window.localStorage;
+
+    // while in private browsing mode, some browsers make
+    // localStorage available, but throw an error when used
+    ls.setItem('~~~', '!');
+    ls.removeItem('~~~');
   } catch (err) {
     ls = null;
   }