From 026bf16e0c4e5db73e9fc35e175aa78eccc4a00c Mon Sep 17 00:00:00 2001
From: Alexandr <digital-mag@ya.ru>
Date: Sat, 25 May 2024 21:13:40 +0300
Subject: [PATCH] fixed `read properties of undefined (reading 'replace')`
 inside relative func

---
 lib/util.js | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/lib/util.js b/lib/util.js
index 35bd93d6..b4486ef4 100644
--- a/lib/util.js
+++ b/lib/util.js
@@ -247,8 +247,9 @@ exports.isAbsolute = function(aPath) {
  * @param aRoot The root path or URL.
  * @param aPath The path or URL to be made relative to aRoot.
  */
-function relative(aRoot, aPath) {
-  if (aRoot === "") {
+function relative(aRoot, aPath) {  
+
+  if (typeof aRoot == 'undefined' || aRoot === "") {
     aRoot = ".";
   }