From 455be132864a1d099b88461a2156cdb6e65e017b Mon Sep 17 00:00:00 2001
From: Simon Knott <info@simonknott.de>
Date: Fri, 18 Oct 2024 11:11:57 +0200
Subject: [PATCH] reuse isTopFrame

---
 packages/trace-viewer/src/sw/snapshotRenderer.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/packages/trace-viewer/src/sw/snapshotRenderer.ts b/packages/trace-viewer/src/sw/snapshotRenderer.ts
index 845235202f..ff168c8dab 100644
--- a/packages/trace-viewer/src/sw/snapshotRenderer.ts
+++ b/packages/trace-viewer/src/sw/snapshotRenderer.ts
@@ -367,12 +367,12 @@ function snapshotScript(...targetIds: (string | undefined)[]) {
       document.styleSheets[0].disabled = true;
 
       const search = new URL(window.location.href).searchParams;
+      const isTopFrame = window.location.pathname.match(/\/page@[a-z0-9]+$/);
 
       if (search.get('pointX') && search.get('pointY')) {
         const pointX = +search.get('pointX')!;
         const pointY = +search.get('pointY')!;
         const hasInputTarget = search.has('hasInputTarget');
-        const isTopFrame = window.location.pathname.match(/\/page@[a-z0-9]+$/);
         const hasTargetElements = targetElements.length > 0;
         const roots = document.documentElement ? [document.documentElement] : [];
         for (const target of (hasTargetElements ? targetElements : roots)) {
@@ -439,7 +439,7 @@ function snapshotScript(...targetIds: (string | undefined)[]) {
         }
 
 
-        if (window.parent.parent !== window.parent) {
+        if (isTopFrame) {
           for (const canvas of canvasElements) {
             const context = canvas.getContext('2d')!;
             drawCheckerboard(context, canvas);