Minor var order nit.

lodash.js

@@ -13590,8 +13590,8 @@
 
       // Ensure the loop is entered when path is empty.
       if (!length) {
-        object = undefined;
         length = 1;
+        object = undefined;
       }
       while (++index < length) {
         var value = object == null ? undefined : object[toKey(path[index])];