From 6a7f36bca44158159ddaa9db77a7ca4af7e0f948 Mon Sep 17 00:00:00 2001
From: Marcus K <36983163+MK-2001@users.noreply.github.com>
Date: Tue, 27 Jan 2026 16:47:27 +0100
Subject: [PATCH 1/4] Implement safeStringify for circular reference handling

Added a safeStringify method to handle circular references in JSON.
---
 telegrambot/nodes/out-node.js | 19 ++++++++++++++++++-
 1 file changed, 18 insertions(+), 1 deletion(-)

diff --git a/telegrambot/nodes/out-node.js b/telegrambot/nodes/out-node.js
index 438c5ee..7253176 100644
--- a/telegrambot/nodes/out-node.js
+++ b/telegrambot/nodes/out-node.js
@@ -1,3 +1,20 @@
+// safely handles circular references
+JSON.safeStringify = (obj, indent = 2) => {
+  let cache = [];
+  const retVal = JSON.stringify(
+    obj,
+    (key, value) =>
+      typeof value === "object" && value !== null
+        ? cache.includes(value)
+          ? undefined // Duplicate reference found, discard key
+          : cache.push(value) && value // Store value in our collection
+        : value,
+    indent
+  );
+  cache = null;
+  return retVal;
+};
+
 module.exports = function (RED) {
     const path = require('path');
     const { pipeline } = require('stream');
@@ -83,7 +100,7 @@ module.exports = function (RED) {
         };
 
         this.processError = function (exception, msg, nodeSend, nodeDone) {
-            let errorMessage = 'Caught exception in sender node:\r\n' + exception + '\r\nwhen processing message: \r\n' + JSON.stringify(msg);
+            let errorMessage = 'Caught exception in sender node:\r\n' + exception + '\r\nwhen processing message: \r\n' + JSON.safeStringify(msg);
 
             node.status({
                 fill: 'red',

From e167b8ae20e6f781945f6d76d9736bad30ac42b3 Mon Sep 17 00:00:00 2001
From: Marcus K <36983163+MK-2001@users.noreply.github.com>
Date: Tue, 27 Jan 2026 16:53:28 +0100
Subject: [PATCH 2/4] Refactor JSON.safeStringify for consistency

---
 telegrambot/nodes/out-node.js | 26 +++++++++++++-------------
 1 file changed, 13 insertions(+), 13 deletions(-)

diff --git a/telegrambot/nodes/out-node.js b/telegrambot/nodes/out-node.js
index 7253176..06bed55 100644
--- a/telegrambot/nodes/out-node.js
+++ b/telegrambot/nodes/out-node.js
@@ -1,18 +1,18 @@
 // safely handles circular references
 JSON.safeStringify = (obj, indent = 2) => {
-  let cache = [];
-  const retVal = JSON.stringify(
-    obj,
-    (key, value) =>
-      typeof value === "object" && value !== null
-        ? cache.includes(value)
-          ? undefined // Duplicate reference found, discard key
-          : cache.push(value) && value // Store value in our collection
-        : value,
-    indent
-  );
-  cache = null;
-  return retVal;
+    let cache = [];
+    const retVal = JSON.stringify(
+        obj,
+        (key, value) =>
+            typeof value === 'object' && value !== null
+                ? cache.includes(value)
+                ? undefined // Duplicate reference found, discard key
+            : cache.push(value) && value // Store value in our collection
+            : value,
+        indent
+    );
+    cache = null;
+    return retVal;
 };
 
 module.exports = function (RED) {

From 6d95479a6bdcefe3a0a073d7dcb3e76f15d15c58 Mon Sep 17 00:00:00 2001
From: Marcus K <36983163+MK-2001@users.noreply.github.com>
Date: Tue, 27 Jan 2026 16:55:30 +0100
Subject: [PATCH 3/4] Update out-node.js

---
 telegrambot/nodes/out-node.js | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/telegrambot/nodes/out-node.js b/telegrambot/nodes/out-node.js
index 06bed55..b028418 100644
--- a/telegrambot/nodes/out-node.js
+++ b/telegrambot/nodes/out-node.js
@@ -6,9 +6,9 @@ JSON.safeStringify = (obj, indent = 2) => {
         (key, value) =>
             typeof value === 'object' && value !== null
                 ? cache.includes(value)
-                ? undefined // Duplicate reference found, discard key
-            : cache.push(value) && value // Store value in our collection
-            : value,
+                    ? undefined // Duplicate reference found, discard key
+                        : cache.push(value) && value // Store value in our collection
+                    : value,
         indent
     );
     cache = null;

From 39bc7db70fbb38084d5310ea805ac7ee2fb551c4 Mon Sep 17 00:00:00 2001
From: Marcus K <36983163+MK-2001@users.noreply.github.com>
Date: Tue, 27 Jan 2026 16:56:54 +0100
Subject: [PATCH 4/4] Fix indentation and formatting in out-node.js

---
 telegrambot/nodes/out-node.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/telegrambot/nodes/out-node.js b/telegrambot/nodes/out-node.js
index b028418..e7211b8 100644
--- a/telegrambot/nodes/out-node.js
+++ b/telegrambot/nodes/out-node.js
@@ -7,8 +7,8 @@ JSON.safeStringify = (obj, indent = 2) => {
             typeof value === 'object' && value !== null
                 ? cache.includes(value)
                     ? undefined // Duplicate reference found, discard key
-                        : cache.push(value) && value // Store value in our collection
-                    : value,
+                    : cache.push(value) && value // Store value in our collection
+                : value,
         indent
     );
     cache = null;