From 5b4f2a0983dc9be32c12800cd3e8f5d16b64b86f Mon Sep 17 00:00:00 2001
From: Dorian Niemiec <dorian.niemiec@svrjs.org>
Date: Thu, 19 Dec 2024 22:43:09 +0100
Subject: [PATCH] chore: release SVR.JS Cache mod 1.0.1

---
 modInfo.json |  2 +-
 src/index.js | 10 ++++++----
 2 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/modInfo.json b/modInfo.json
index 9992553..4579193 100644
--- a/modInfo.json
+++ b/modInfo.json
@@ -1,4 +1,4 @@
 {
     "name": "SVR.JS Cache mod",
-    "version": "1.0.0"
+    "version": "1.0.1"
 }
diff --git a/src/index.js b/src/index.js
index 30cdf56..55b920c 100644
--- a/src/index.js
+++ b/src/index.js
@@ -77,12 +77,14 @@ module.exports = function (req, res, logFacilities, config, next) {
 
   res.writeHead = function (statusCode, statusCodeDescription, headers) {
     const properHeaders = headers ? headers : statusCodeDescription;
-    Object.keys(properHeaders).forEach((key) => {
-      writtenHeaders[key.toLowerCase()] = properHeaders[key];
-    });
+    if (typeof properHeaders === "object" && properHeaders !== null) {
+      Object.keys(properHeaders).forEach((key) => {
+        writtenHeaders[key.toLowerCase()] = properHeaders[key];
+      });
+    }
     writtenStatusCode = statusCode;
     res.setHeader("X-SVRJS-Cache", "MISS");
-    if (headers) {
+    if (headers || typeof statusCodeDescription !== "object") {
       originalWriteHead(
         writtenStatusCode,
         statusCodeDescription,