From e7c94d3351d9f9e89580105eaca7285076d7848c Mon Sep 17 00:00:00 2001
From: John-David Dalton <john.david.dalton@gmail.com>
Date: Sun, 7 Apr 2013 20:06:09 -0700
Subject: [PATCH] Cleanup `_.union`.

Former-commit-id: ed927c495c93121371d852f5239a068967ec6a6c
---
 lodash.js | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/lodash.js b/lodash.js
index 30114e7e2..e62ba714b 100644
--- a/lodash.js
+++ b/lodash.js
@@ -3967,10 +3967,10 @@
      * // => [1, 2, 3, 101, 10]
      */
     function union(array) {
-      return uniq(isArray(array)
-        ? concat.apply(arrayRef, arguments)
-        : concat.apply(array ? nativeSlice.call(array) : arrayRef, nativeSlice.call(arguments, 1))
-      );
+      if (!isArray(array)) {
+        arguments[0] = array ? nativeSlice.call(array) : arrayRef;
+      }
+      return uniq(concat.apply(arrayRef, arguments));
     }
 
     /**