From 30ad8a5db2b905b644c118b81cffa3f5bf4affaf Mon Sep 17 00:00:00 2001
From: Alexey <peretsmobil@gmail.com>
Date: Thu, 8 Aug 2019 22:16:05 +0300
Subject: [PATCH] bigInt instanceof fix

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

diff --git a/src/stringifybigint.js b/src/stringifybigint.js
index 1eb723c..c566259 100644
--- a/src/stringifybigint.js
+++ b/src/stringifybigint.js
@@ -23,7 +23,7 @@ module.exports.stringifyBigInts = stringifyBigInts;
 module.exports.unstringifyBigInts = unstringifyBigInts;
 
 function stringifyBigInts(o) {
-    if ((typeof(o) == "bigint") || (o instanceof bigInt))  {
+    if ((typeof(o) == "bigint") || o.isZero !== undefined)  {
         return o.toString(10);
     } else if (Array.isArray(o)) {
         return o.map(stringifyBigInts);