Do not use `update` in map if iteratee is a function

Performance bump, especially while curry is slow.
2015-08-09 23:36:34 -07:00 · 2015-08-09 23:36:34 -07:00 · 167760fb24
parent 5c64c7fbf6
commit 167760fb24
1 changed files with 4 additions and 1 deletions
--- a/lib/map.js
+++ b/lib/map.js
@ -18,7 +18,10 @@ function clone(object) {
 }

 function map(iteratee, object) {
-  const updater = update(iteratee);
+  const updater = typeof iteratee === 'function' ?
+    iteratee :
+    update(iteratee);
+
  let newObject;

  forEach(object, (value, index) => {