From 3b67a70e5a1794054a943415c87b12f7a694890b Mon Sep 17 00:00:00 2001
From: Michael Ficarra <github@michael.ficarra.me>
Date: Sun, 5 Jul 2015 05:22:31 -0700
Subject: [PATCH] simplify implementation of nullable

---
 src/Data/Nullable.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Data/Nullable.js b/src/Data/Nullable.js
index 7df9a02..5c7e1d6 100644
--- a/src/Data/Nullable.js
+++ b/src/Data/Nullable.js
@@ -6,7 +6,7 @@
 exports.$$null = null;
 
 exports.nullable = function(a, r, f) {
-    return a === null || typeof a === 'undefined' ? r : f(a);
+    return a == null ? r : f(a);
 };
 
 exports.notNull = function(x) {