From 416db75e42e347f0159f1fbc65ed75de998b27da Mon Sep 17 00:00:00 2001
From: Efe <dogukankrskl@gmail.com>
Date: Mon, 22 Dec 2025 17:14:56 +0100
Subject: [PATCH] events: remove eventtarget custom inspect branding

PR-URL: https://github.com/nodejs/node/pull/61128
Reviewed-By: Aviv Keller <me@aviv.sh>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
---
 lib/internal/event_target.js                  |  2 --
 ...enttarget-custom-inspect-does-not-throw.js | 19 +++++++++++++++++++
 2 files changed, 19 insertions(+), 2 deletions(-)
 create mode 100644 test/parallel/test-eventtarget-custom-inspect-does-not-throw.js

diff --git a/lib/internal/event_target.js b/lib/internal/event_target.js
index c267050bf6..9029f19b30 100644
--- a/lib/internal/event_target.js
+++ b/lib/internal/event_target.js
@@ -867,8 +867,6 @@ class EventTarget {
     return new CustomEvent(type, { detail: nodeValue });
   }
   [customInspectSymbol](depth, options) {
-    if (!isEventTarget(this))
-      throw new ERR_INVALID_THIS('EventTarget');
     const name = this.constructor.name;
     if (depth < 0)
       return name;
diff --git a/test/parallel/test-eventtarget-custom-inspect-does-not-throw.js b/test/parallel/test-eventtarget-custom-inspect-does-not-throw.js
new file mode 100644
index 0000000000..114f7e8562
--- /dev/null
+++ b/test/parallel/test-eventtarget-custom-inspect-does-not-throw.js
@@ -0,0 +1,19 @@
+'use strict';
+
+require('../common');
+const assert = require('assert');
+const util = require('util');
+
+const symbol = util.inspect.custom;
+
+const eventTargetInspect = EventTarget.prototype[symbol];
+
+const fakeEventTarget = {
+  [symbol]: eventTargetInspect,
+  someOtherField: 42
+};
+
+// Should not throw when calling the custom inspect method
+const output = util.inspect(fakeEventTarget);
+
+assert.strictEqual(typeof output, 'string');