From a3a2ac5ec09fdc088c94df6391d153adb4143d28 Mon Sep 17 00:00:00 2001
From: Raymond Hill <rhill@raymondhill.net>
Date: Wed, 9 Aug 2023 08:26:35 -0400
Subject: [PATCH] Nothing can come after action operator in procedural cosmetic
 filters

Related issue:
https://github.com/uBlockOrigin/uBlock-issues/issues/2760
---
 src/js/static-filtering-parser.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/js/static-filtering-parser.js b/src/js/static-filtering-parser.js
index 9d312c26f..a84112c03 100644
--- a/src/js/static-filtering-parser.js
+++ b/src/js/static-filtering-parser.js
@@ -3479,11 +3479,11 @@ class ExtSelectorCompiler {
         const prelude = [];
         const tasks = [];
         for ( const part of parts ) {
+            if ( out.action !== undefined ) { return; }
             const { data } = part;
             switch ( data.type ) {
             case 'ActionSelector': {
                 if ( details.noaction ) { return; }
-                if ( out.action !== undefined ) { return; }
                 if ( prelude.length !== 0 ) {
                     if ( tasks.length === 0 ) {
                         out.selector = prelude.join('');