From 9d8e78ca1ea3b59eef0ec9532779da006959c345 Mon Sep 17 00:00:00 2001
From: Yaya-Cout <yaya.cout@ik.me>
Date: Sun, 14 Dec 2025 12:20:49 +0100
Subject: [PATCH] [simulator/web] Avoid broadcasting storage if navigator isn't
 defined (on Node CI)

---
 python/port/port.cpp | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/python/port/port.cpp b/python/port/port.cpp
index 7e3ff5718..dc89cb163 100644
--- a/python/port/port.cpp
+++ b/python/port/port.cpp
@@ -66,11 +66,14 @@ void python_execution_end() {
     }, name, content, size);
   }
 
+  // window isn't defined on Node (CI)
   EM_ASM({
-    window.postMessage({
-      type: 'epsilon_micropython_executionEnvironment_runCode_finished',
-      value: Module.___temp_storage_dump,
-    });
+    if (window) {
+      window.postMessage({
+        type: 'epsilon_micropython_executionEnvironment_runCode_finished',
+        value: Module.___temp_storage_dump,
+      });
+    }
     delete Module.___temp_storage_dump;
   });