From c728f25bc8d9023e14ec76439b6bcd2cf4251a3f Mon Sep 17 00:00:00 2001
From: AJ ONeal <awesome@coolaj86.com>
Date: Wed, 10 Aug 2016 11:18:36 -0600
Subject: [PATCH] workaround for #9, try {} catch () {} on Buffer.from

---
 lib/rsa-extra.js | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/lib/rsa-extra.js b/lib/rsa-extra.js
index 2ba7dd1..38a3e77 100644
--- a/lib/rsa-extra.js
+++ b/lib/rsa-extra.js
@@ -7,7 +7,13 @@ function _bigIntToBase64Url(fbin) {
     // Invalid hex string
     hex = '0' + hex;
   }
-  var buf = Buffer.from(hex, 'hex');
+  var buf;
+  // See https://github.com/Daplie/rsa-compat.js/issues/9
+  try {
+    buf = Buffer.from(hex, 'hex');
+  } catch(e) {
+    buf = new Buffer(hex, 'hex');
+  }
   var b64 = buf.toString('base64');
   var b64Url = b64.replace(/[+]/g, "-").replace(/\//g, "_").replace(/=/g,"");