From 22aa02895e106369ea3107de3eecdd01dd9c48b5 Mon Sep 17 00:00:00 2001
From: John-David Dalton <john.david.dalton@gmail.com>
Date: Wed, 30 Oct 2013 09:24:25 -0700
Subject: [PATCH] Add `propertyIsEnumerable` check to the `_.isArguments`
 fallback. [closes #382]

---
 lodash.js    | 2 +-
 test/test.js | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/lodash.js b/lodash.js
index 3a640f00e..787ed8743 100644
--- a/lodash.js
+++ b/lodash.js
@@ -1857,7 +1857,7 @@
     if (!support.argsClass) {
       isArguments = function(value) {
         return value && typeof value == 'object' && typeof value.length == 'number' &&
-          hasOwnProperty.call(value, 'callee') || false;
+          hasOwnProperty.call(value, 'callee') && propertyIsEnumerable.call(value, 'callee') || false;
       };
     }
 
diff --git a/test/test.js b/test/test.js
index 5af6c6edf..b2516b2ea 100644
--- a/test/test.js
+++ b/test/test.js
@@ -3088,7 +3088,7 @@
       strictEqual(_.isArguments(true), false);
       strictEqual(_.isArguments(new Date), false);
       strictEqual(_.isArguments(_), false);
-      strictEqual(_.isArguments({ '0': 1, 'length': 1 }), false);
+      strictEqual(_.isArguments({ '0': 1, 'callee': _.noop, 'length': 1 }), false);
       strictEqual(_.isArguments(0), false);
       strictEqual(_.isArguments(/x/), false);
       strictEqual(_.isArguments('a'), false);