From 9b26b968364996997d3205a61ee7cc9ff654eea4 Mon Sep 17 00:00:00 2001
From: John-David Dalton <john.david.dalton@gmail.com>
Date: Wed, 9 May 2012 02:14:03 -0400
Subject: [PATCH] Implement a more robust native function detection. [Krinkle]

Former-commit-id: 8d915a0dd12f08e1860122189b57b12382efb144
---
 lodash.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lodash.js b/lodash.js
index 208faebd7..8b3d7c861 100644
--- a/lodash.js
+++ b/lodash.js
@@ -46,7 +46,9 @@
   var reInterpolateDelimiter = /<%=([\s\S]+?)%>/g;
 
   /** Used to detect if a method is native */
-  var reNative = /\{\s*\[native code\]\s*\}/;
+  var reNative = RegExp('^' + ({}.valueOf + '')
+    .replace(/[.*+?^=!:${}()|[\]\/\\]/g, '\\$&')
+    .replace(/valueOf/g, '.+?') + '$')
 
   /** Used to match tokens in template text */
   var reToken = /__token__(\d+)/g;