From 6c173507a51f6cca404317f1a1a6bb59d374c543 Mon Sep 17 00:00:00 2001
From: Sonny Piers <sonny@fastmail.net>
Date: Thu, 10 Oct 2024 15:50:50 +0200
Subject: [PATCH] Fix js override for registerClass signature with a single
 argument

---
 src/overrides.js | 18 ++++++++++++++----
 1 file changed, 14 insertions(+), 4 deletions(-)

diff --git a/src/overrides.js b/src/overrides.js
index b816f8118..2d157119b 100644
--- a/src/overrides.js
+++ b/src/overrides.js
@@ -30,13 +30,23 @@ export function overrides() {
   // https://gitlab.gnome.org/GNOME/glib/-/issues/2336
   // https://gitlab.gnome.org/GNOME/glib/-/issues/667
   GObject.registerClass = function registerWorkbenchClass(...args) {
-    const klass = args[0];
-    const GTypeName = klass.GTypeName || args[1]?.name;
+    let attrs;
+    let klass;
+
+    if (args.length === 1) {
+      attrs = {};
+      klass = args[0];
+    } else {
+      attrs = args[0];
+      klass = args[1];
+    }
+
+    const GTypeName = attrs.GTypeName || klass.name;
     if (GTypeName) {
       types[GTypeName] = increment(GTypeName);
-      klass.GTypeName = GTypeName + types[GTypeName];
+      attrs.GTypeName = GTypeName + types[GTypeName];
     }
-    return registerClass(...args);
+    return registerClass(attrs, klass);
   };
   // This is used to tweak `workbench.template` in order to set the
   //  <template class="?"/> to something that will work next time