From 5c1223ee6a02a45162100efbe8461b907bf89ed8 Mon Sep 17 00:00:00 2001
From: Mikhail Bodrov <bodrovmiha@yandex.ru>
Date: Mon, 27 Dec 2021 23:19:02 +0200
Subject: [PATCH] Use void undefined

---
 lib/stringify.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/stringify.js b/lib/stringify.js
index ddfe3d36..47ea4b15 100644
--- a/lib/stringify.js
+++ b/lib/stringify.js
@@ -80,7 +80,7 @@ var stringify = function stringify(
     var tmpSc = sideChannel;
     var step = 0;
     var findFlag = false;
-    while (typeof (tmpSc = tmpSc.get(sentinel)) !== 'undefined' && !findFlag) {
+    while ((tmpSc = tmpSc.get(sentinel)) !== void undefined && !findFlag) {
         // Where object last appeared in the ref tree
         var pos = tmpSc.get(object);
         step += 1;
@@ -142,7 +142,7 @@ var stringify = function stringify(
     var objKeys;
     if (generateArrayPrefix === 'comma' && isArray(obj)) {
         // we need to join elements in
-        objKeys = [{ value: obj.length > 0 ? obj.join(',') || null : (void 0) }];
+        objKeys = [{ value: obj.length > 0 ? obj.join(',') || null : void undefined }];
     } else if (isArray(filter)) {
         objKeys = filter;
     } else {