From d555241d03fa6f14fe1d085642eed8f41ee5c9e5 Mon Sep 17 00:00:00 2001
From: John-David Dalton <john.david.dalton@gmail.com>
Date: Tue, 30 Dec 2014 18:37:45 -0600
Subject: [PATCH] Cleanup `createExtremum`.

---
 lodash.js | 18 ++++++++----------
 1 file changed, 8 insertions(+), 10 deletions(-)

diff --git a/lodash.js b/lodash.js
index ace1fab29..1408525e0 100644
--- a/lodash.js
+++ b/lodash.js
@@ -3055,15 +3055,15 @@
     }
 
     /**
-     * Creates a function that retrieves the extremum value of a collection.
+     * Creates a function that gets the extremum value of a collection.
      *
      * @private
-     * @param {Function} exFunc The function to retrieve the extremum value.
-     * @param {boolean} [isMin] Specify returning the minimum, instead of the
-     *  maximum, extremum value.
+     * @param {Function} arrayFunc The function to get the extremum value from an array.
+     * @param {boolean} [isMin] Specify returning the minimum, instead of the maximum,
+     *  extremum value.
      * @returns {Function} Returns the new extremum function.
      */
-    function createExtremum(exFunc, isMin) {
+    function createExtremum(arrayFunc, isMin) {
       return function(collection, iteratee, thisArg) {
         if (thisArg && isIterateeCall(collection, iteratee, thisArg)) {
           iteratee = null;
@@ -3075,14 +3075,12 @@
           noIteratee = false;
           iteratee = func(iteratee, thisArg, 3);
         }
-        var isArr = noIteratee && isArray(collection),
-            isStr = !isArr && isString(collection);
-
         if (noIteratee) {
-          if (isStr) {
+          var isArr = isArray(collection);
+          if (!isArr && isString(collection)) {
             iteratee = charAtCallback;
           } else {
-            return exFunc(isArr ? collection : toIterable(collection));
+            return arrayFunc(isArr ? collection : toIterable(collection));
           }
         }
         return extremumBy(collection, iteratee, isMin);