From dcfb3b7d37f2232e165dc660adb8599ebad867c2 Mon Sep 17 00:00:00 2001
From: WithoutPants <53250216+WithoutPants@users.noreply.github.com>
Date: Wed, 2 Jul 2025 17:07:01 +1000
Subject: [PATCH] Throw error on re-registering component only if in prod
 environment (#5990)

This was causing an error when hot-reloading components, meaning that the components would not be refreshed.
---
 ui/v2.5/src/patch.tsx | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/ui/v2.5/src/patch.tsx b/ui/v2.5/src/patch.tsx
index 548993a07..2d1d3543e 100644
--- a/ui/v2.5/src/patch.tsx
+++ b/ui/v2.5/src/patch.tsx
@@ -39,7 +39,13 @@ export function RegisterComponent<T extends Function>(
 ) {
   // register with the plugin api
   if (components[component]) {
-    throw new Error("Component " + component + " has already been registered");
+    // only throw an error in production, in development we allow
+    // multiple registrations to allow for hot reloading of components
+    if (!import.meta.env.DEV) {
+      throw new Error(
+        "Component " + component + " has already been registered"
+      );
+    }
   }
 
   components[component] = fn;