From dc4497c5cae6f84423bb0f248d28bf0b1f2f0381 Mon Sep 17 00:00:00 2001
From: Piotr Pilz <nerdyone@ppilz.com>
Date: Fri, 15 Sep 2017 00:43:19 +0200
Subject: [PATCH] Modfied validationResult checking

Previous if statement returned false on Safari
---
 atom.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/atom.js b/atom.js
index be6024a..b908851 100644
--- a/atom.js
+++ b/atom.js
@@ -161,7 +161,9 @@
 				var validationResult = validation[validationKey](value, keyOrMap);
 				if (typeof validationResult === 'boolean') {
 					return !validationResult;
-				} else if (validationResult instanceof Promise) {
+				// better check if validationResult is a Promise; instanceof Promise was false on Safari
+				} else if (typeof validationResult.then === 'function'
+					&& typeof validationResult.catch === 'function') {
 					promises[validationKey] = new Promise(function(resolve, reject) {
 						validationResult
 						.then(resolve, function() {