From 17f1ba3fa4f9dcd86d9a6e8d98fc62f5b9c5a333 Mon Sep 17 00:00:00 2001
From: Owen <owen@glosfer.com>
Date: Wed, 27 Mar 2019 18:40:29 +0900
Subject: [PATCH] Reduce regex memory usaged related to issue #3

---
 www/MiniSodium.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/www/MiniSodium.js b/www/MiniSodium.js
index c68682e..084852c 100644
--- a/www/MiniSodium.js
+++ b/www/MiniSodium.js
@@ -495,7 +495,7 @@ var MiniSodium = {
 		return str;
 	},
 	is_hex: function(s){
-		return typeof s === 'string' && s.length % 2 === 0 && (s.length > 0 ? /^([a-f]|[0-9])+$/ig.test(s) : true);
+		return typeof s === 'string' && s.length % 2 === 0 && (s.length > 0 ? !(/[^a-f0-9]/ig.test(s)) : true);
 	},
 	to_string: function(bytes) { //The to_string function from libsodium.js
 		if (typeof TextDecoder === "function") {