From 99eef5f3a4fa2c60ca324b4dfccce6ef6f0a6c4f Mon Sep 17 00:00:00 2001
From: CGavrila <cristi_gavrila1@yahoo.com>
Date: Tue, 28 Oct 2014 12:08:37 +0000
Subject: [PATCH] url: improve parsing speed

The url.parse() function now checks whether an escapable character is in the URL before trying to escape it.
---
 lib/url.js | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/lib/url.js b/lib/url.js
index 4c0ef0102fad..2a0b7abee6e4 100644
--- a/lib/url.js
+++ b/lib/url.js
@@ -309,11 +309,13 @@ Url.prototype.parse = function(url, parseQueryString, slashesDenoteHost) {
     // need to be.
     for (var i = 0, l = autoEscape.length; i < l; i++) {
       var ae = autoEscape[i];
-      var esc = encodeURIComponent(ae);
-      if (esc === ae) {
-        esc = escape(ae);
+      if (rest.indexOf(ae) !== -1) {
+        var esc = encodeURIComponent(ae);
+        if (esc === ae) {
+          esc = escape(ae);
+        }
+        rest = rest.split(ae).join(esc);
       }
-      rest = rest.split(ae).join(esc);
     }
   }