From 10cd0e55313062229aa654af1130433292c1821e Mon Sep 17 00:00:00 2001
From: David Taylor <david@taylorhq.com>
Date: Thu, 19 Oct 2023 23:26:30 +0100
Subject: [PATCH] DEV: Print error when decorateWidget target does not exist
 (#24026)

---
 app/assets/javascripts/discourse/app/widgets/widget.js | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/app/assets/javascripts/discourse/app/widgets/widget.js b/app/assets/javascripts/discourse/app/widgets/widget.js
index 5d398aced5e..b4b6d580c1f 100644
--- a/app/assets/javascripts/discourse/app/widgets/widget.js
+++ b/app/assets/javascripts/discourse/app/widgets/widget.js
@@ -41,7 +41,14 @@ export function deleteFromRegistry(name) {
 const _decorators = {};
 
 export function decorateWidget(widgetName, cb) {
-  _decorators[widgetName] = _decorators[widgetName] || [];
+  if (!_registry[name]) {
+    // eslint-disable-next-line no-console
+    console.error(
+      consolePrefix(),
+      `decorateWidget: Could not find widget '${name}' in registry`
+    );
+  }
+  _decorators[widgetName] ??= [];
   _decorators[widgetName].push(cb);
 }