[ios] Fixes crash when vendorId is nil

2016-01-15 16:14:53 -05:00
parent 9cd9065031
commit 07f6dee616
1 changed files with 3 additions and 0 deletions
--- a/platform/ios/src/MGLMapboxEvents.m
+++ b/platform/ios/src/MGLMapboxEvents.m
@@ -402,6 +402,9 @@ const NSTimeInterval MGLFlushInterval = 60;

            // Build only IDFV event
            NSString *vid = [[[UIDevice currentDevice] identifierForVendor] UUIDString];
+
+            if (!vid) return;
+
            NSDictionary *vevt = @{
                @"event" : MGLEventTypeAppUserTurnstile,
                @"created" : [strongSelf.rfc3339DateFormatter stringFromDate:[NSDate date]],