From ec976953cdd355a5709bfbbd2ceb4d242b68a60c Mon Sep 17 00:00:00 2001
From: John-David Dalton <john.david.dalton@gmail.com>
Date: Sun, 2 Sep 2012 12:04:35 -0700
Subject: [PATCH] Simplify wrapper inference in `_.isEqual`.

Former-commit-id: b4fda683ebee4c3f7dddd0cb87201306c08fa7d5
---
 lodash.js | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/lodash.js b/lodash.js
index f42e4234f..e03d76066 100644
--- a/lodash.js
+++ b/lodash.js
@@ -1452,12 +1452,9 @@
     }
     if (objectTypes[typeof a] || objectTypes[typeof b] || thorough.value) {
       // unwrap any LoDash wrapped values
-      if (a._chain) {
-        a = a._wrapped;
-      }
-      if (b._chain) {
-        b = b._wrapped;
-      }
+      a = a._wrapped || a;
+      b = b._wrapped || b;
+
       // use custom `isEqual` method if available
       if (a.isEqual && isFunction(a.isEqual)) {
         thorough.value = null;