@ -18,7 +18,7 @@ loki.LokiOps.$in = loki.LokiOps.$containsAny;
loki.LokiOps.$nin = loki.LokiOps.$containsNone;
loki.LokiOps.$exists = function(a, b) {
if (b === 1) {
if (b) {
return loki.LokiOps.$ne(a, undefined);
}