feat: add flag to disable main-runloop sync. (#73)

Use experimental flag `DTXDisableMainRunLoopSync` for testing purposes.
wix-incubator · Mar 14, 2024 · f69efdb · f69efdb
1 parent de451fe
commit f69efdb
Showing 1 changed file with 9 additions and 2 deletions.
diff --git a/DetoxSync/DetoxSync/SyncManager/DTXSyncManager.m b/DetoxSync/DetoxSync/SyncManager/DTXSyncManager.m
@@ -191,9 +191,16 @@ + (void)__superload
 		_pendingIdleBlocks = [NSMutableArray new];
 
 		_trackedThreads = [NSMapTable weakToStrongObjectsMapTable];
+
 		[_trackedThreads setObject:@{@"name": @"Main Thread"} forKey:[NSThread mainThread]];
-
-		[self _trackCFRunLoop:CFRunLoopGetMain() name:@"Main RunLoop"];
+
+    //  Experimental: disable main run-loop sync, due to excessive activity on the main thread.
+    BOOL shouldDisableMainRunLoopSync =
+        [NSUserDefaults.standardUserDefaults boolForKey:@"DTXDisableMainRunLoopSync"];
+    if (!shouldDisableMainRunLoopSync) {
+      [self _trackCFRunLoop:CFRunLoopGetMain() name:@"Main RunLoop"];
+    }
+
 		_systemWasBusy = DTXIsSystemBusyNow();
 	}
 }