From bc4e8294271a3718c106f0ae4c886f88020e44a4 Mon Sep 17 00:00:00 2001
From: Raymond Hill <rhill@raymondhill.net>
Date: Wed, 20 Aug 2025 10:26:45 -0400
Subject: [PATCH] [mv3] Support custom filters using CSS pseudo-elements

Related issue:
https://github.com/uBlockOrigin/uBOL-home/issues/448
---
 platform/mv3/extension/js/scripting/tool-overlay.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/platform/mv3/extension/js/scripting/tool-overlay.js b/platform/mv3/extension/js/scripting/tool-overlay.js
index 252acadac..39d14cc63 100644
--- a/platform/mv3/extension/js/scripting/tool-overlay.js
+++ b/platform/mv3/extension/js/scripting/tool-overlay.js
@@ -262,6 +262,7 @@ self.ubolOverlay = {
             }
             return this.proceduralFiltererAPI.qsa(selector);
         }
+        selector = selector.replace(/::[^:]+$/, '');
         try {
             const elems = node.querySelectorAll(selector);
             this.qsa.error = undefined;