From 7bc5a501c44961d1133d7920d98d44b4ee2f6694 Mon Sep 17 00:00:00 2001
From: John-David Dalton <john.david.dalton@gmail.com>
Date: Fri, 21 Aug 2015 18:35:31 -0700
Subject: [PATCH] Remove explicit `Object` coercion in `_.keysIn`.

---
 lodash.js    | 4 +---
 test/test.js | 4 ++--
 2 files changed, 3 insertions(+), 5 deletions(-)

diff --git a/lodash.js b/lodash.js
index c2d076906..2d6fd1c95 100644
--- a/lodash.js
+++ b/lodash.js
@@ -3877,7 +3877,7 @@
      * @returns {Array} Returns the initialized array of property names.
      */
     function initKeys(object) {
-      var length = object.length;
+      var length = object ? object.length : 0;
       length = (length && isLength(length) &&
         (isArray(object) || isArguments(object) || isString(object)) && length) || 0;
 
@@ -9171,8 +9171,6 @@
      * // => ['a', 'b', 'c'] (iteration order is not guaranteed)
      */
     function keysIn(object) {
-      object = Object(object);
-
       var index = -1,
           isProto = isPrototype(object),
           props = baseKeysIn(object),
diff --git a/test/test.js b/test/test.js
index 9a28c9631..341836677 100644
--- a/test/test.js
+++ b/test/test.js
@@ -8773,10 +8773,10 @@
       deepEqual(func(array).sort(), ['0', '1', '2']);
     });
 
-    test('`_.' + methodName + '` should coerce nullish values to objects', 2, function() {
+    test('`_.' + methodName + '` should not coerce nullish values to objects', 2, function() {
       objectProto.a = 1;
       _.each([null, undefined], function(value) {
-        deepEqual(func(value), isKeys ? [] : ['a']);
+        deepEqual(func(value), []);
       });
       delete objectProto.a;
     });