fix(filter): copy async pres correctly with filter()

Re: Automattic/mongoose#3054
mongoosejs · Sep 24, 2018 · 1b1ed8a · 1b1ed8a
1 parent 1f641f4
commit 1b1ed8a
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/index.js b/index.js
@@ -334,6 +334,8 @@ Kareem.prototype.filter = function(fn) {
       continue;
     }
 
+    hooks.numAsync = hooks.filter(h => h.isAsync).length;
+
     clone._pres.set(name, hooks);
   }