From 39b68e24e6b6c0a2687d8fc4b357e42adf7373e1 Mon Sep 17 00:00:00 2001
From: rohan-buchner <rohan.buchner@gmail.com>
Date: Thu, 9 Sep 2021 09:21:09 +0200
Subject: [PATCH] Prevent script crash if no previous versions exist

---
 index.js | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/index.js b/index.js
index 22e7e2b..fafb844 100644
--- a/index.js
+++ b/index.js
@@ -119,9 +119,11 @@ class Action {
                 res.on("data", chunk => body += chunk)
                 res.on("end", () => {
                     const existingVersions = JSON.parse(body)
-                    const checkSum = existingVersions
-                        .items
-                        .every((node) => {
+                                   const checkSum = null 
+                    let prevVersions = existingVersions.items;
+
+                    if(prevVersions)
+                        prevVersions.every((node) => {
                             if (!node.items)
                                 return true;
                             // this will quit the loop if true