From 43f36d2a0e9ce71dec9e7e5e0ef03f8f2f5763d6 Mon Sep 17 00:00:00 2001
From: imrishabh18 <belikerishabh@gmail.com>
Date: Tue, 11 Nov 2025 21:27:55 +0530
Subject: [PATCH] Add the global polyfill

---
 webworker/entrypoint.ts | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/webworker/entrypoint.ts b/webworker/entrypoint.ts
index 918a5034..197e737f 100644
--- a/webworker/entrypoint.ts
+++ b/webworker/entrypoint.ts
@@ -22,6 +22,10 @@ import { setValueAtPath } from "lib/shared/obj-path"
 globalThis.React = React
 setupFetchProxy()
 
+// Polyfill for Node.js global object in browser workers
+// Needed because @tscircuit/core and dependencies reference global.debugGraphics/debugOutputArray
+globalThis.global = globalThis.global || globalThis
+
 let executionContext: ExecutionContext | null = null
 let debugNamespace: string | undefined
 
@@ -196,7 +200,7 @@ const webWorkerApi = {
     let element: any
     if (typeof component === "function") {
       element = component()
-    } else if (component && component.__isSerializedReactElement) {
+    } else if (component?.__isSerializedReactElement) {
       element = deserializeReactElement(component)
     } else {
       element = component