From 95b1455b625b7c71c2375afc4ce32ebabfebe76b Mon Sep 17 00:00:00 2001
From: jdalton <john.david.dalton@gmail.com>
Date: Mon, 4 May 2015 09:06:06 -0700
Subject: [PATCH] Consistently use `callback` as the variable to store
 `getCallback()` results.

---
 lodash.src.js | 24 ++++++++++++------------
 1 file changed, 12 insertions(+), 12 deletions(-)

diff --git a/lodash.src.js b/lodash.src.js
index b42720f84..1a1ba0716 100644
--- a/lodash.src.js
+++ b/lodash.src.js
@@ -3432,12 +3432,12 @@
         if (thisArg && isIterateeCall(collection, iteratee, thisArg)) {
           iteratee = null;
         }
-        var func = getCallback(),
+        var callback = getCallback(),
             noIteratee = iteratee == null;
 
-        if (!(func === baseCallback && noIteratee)) {
+        if (!(noIteratee && callback === baseCallback)) {
           noIteratee = false;
-          iteratee = func(iteratee, thisArg, 3);
+          iteratee = callback(iteratee, thisArg, 3);
         }
         if (noIteratee) {
           var isArr = isArray(collection);
@@ -3828,10 +3828,10 @@
      */
     function createSortedIndex(retHighest) {
       return function(array, value, iteratee, thisArg) {
-        var func = getCallback(iteratee);
-        return (func === baseCallback && iteratee == null)
+        var callback = getCallback(iteratee);
+        return (iteratee == null && callback === baseCallback)
           ? binaryIndex(array, value, retHighest)
-          : binaryIndexBy(array, value, func(iteratee, thisArg, 1), retHighest);
+          : binaryIndexBy(array, value, callback(iteratee, thisArg, 1), retHighest);
       };
     }
 
@@ -5890,9 +5890,9 @@
         iteratee = isIterateeCall(array, isSorted, thisArg) ? null : isSorted;
         isSorted = false;
       }
-      var func = getCallback();
-      if (!(func === baseCallback && iteratee == null)) {
-        iteratee = func(iteratee, thisArg, 3);
+      var callback = getCallback();
+      if (!(iteratee == null && callback === baseCallback)) {
+        iteratee = callback(iteratee, thisArg, 3);
       }
       return (isSorted && getIndexOf() == baseIndexOf)
         ? sortedUniq(array, iteratee)
@@ -11909,12 +11909,12 @@
       if (thisArg && isIterateeCall(collection, iteratee, thisArg)) {
         iteratee = null;
       }
-      var func = getCallback(),
+      var callback = getCallback(),
           noIteratee = iteratee == null;
 
-      if (!(func === baseCallback && noIteratee)) {
+      if (!(noIteratee && callback === baseCallback)) {
         noIteratee = false;
-        iteratee = func(iteratee, thisArg, 3);
+        iteratee = callback(iteratee, thisArg, 3);
       }
       return noIteratee
         ? arraySum(isArray(collection) ? collection : toIterable(collection))