From 5afc5b9ab34f82702c8cd3a700c0f67fdfe4c86d Mon Sep 17 00:00:00 2001
From: Valeri Karpov <val@karpov.io>
Date: Thu, 22 Feb 2018 15:25:37 -0800
Subject: [PATCH] perf(createWrapper): don't create wrapper if there are no
 hooks

Re: Automattic/mongoose#6126
---
 index.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/index.js b/index.js
index ec0dd65..4815204 100644
--- a/index.js
+++ b/index.js
@@ -304,6 +304,10 @@ Kareem.prototype.wrap = function(name, fn, context, args, options) {
 
 Kareem.prototype.createWrapper = function(name, fn, context, options) {
   var _this = this;
+  if (this._pres[name] == null && this._posts[name] == null) {
+    // Fast path: if there's no hooks for this function, just return the function
+    return fn;
+  }
   return function() {
     var _context = context || this;
     var args = Array.prototype.slice.call(arguments);