From 6bd06644ae1ee6c82a2d08536ee262df4ce54793 Mon Sep 17 00:00:00 2001
From: Dan <refear99@gmail.com>
Date: Mon, 9 Apr 2018 19:02:49 +0800
Subject: [PATCH] set toHex() params

set toHex() params $twos_compliment to false when is not negative
---
 src/Formatters/IntegerFormatter.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Formatters/IntegerFormatter.php b/src/Formatters/IntegerFormatter.php
index e424914..809e296 100644
--- a/src/Formatters/IntegerFormatter.php
+++ b/src/Formatters/IntegerFormatter.php
@@ -33,7 +33,7 @@ class IntegerFormatter implements IFormatter
             $digit = intval($arguments[1]);
         }
         $bn = Utils::toBn($value);
-        $bnHex = $bn->toHex();
+        $bnHex = $bn->toHex($bn->is_negative);
         $padded = mb_substr($bnHex, 0, 1);
 
         if ($padded !== 'f') {