From 2f927847f2bea740eab622183668173e50a151d8 Mon Sep 17 00:00:00 2001
From: Raymond Hill <rhill@raymondhill.net>
Date: Thu, 26 Mar 2020 08:38:22 -0400
Subject: [PATCH] Discard `:style()` filters chained to procedural operators

Related issue:
- https://github.com/uBlockOrigin/uBlock-issues/issues/961
---
 src/js/static-ext-filtering.js | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/js/static-ext-filtering.js b/src/js/static-ext-filtering.js
index c855f3638..43806e761 100644
--- a/src/js/static-ext-filtering.js
+++ b/src/js/static-ext-filtering.js
@@ -528,7 +528,13 @@
             }
 
             // Expose action to take in root descriptor.
+            //
+            // https://github.com/uBlockOrigin/uBlock-issues/issues/961
+            // https://github.com/uBlockOrigin/uBlock-issues/issues/382
+            //   For the time being, `style` action can't be used in a
+            //   procedural selector.
             if ( action !== undefined ) {
+                if ( tasks.length > 1 && action === 'style' ) { return; }
                 out.action = action;
             }