From d24b62461c297ddb7b71acb598b279d5980f8a09 Mon Sep 17 00:00:00 2001
From: tophf <tophf@gmx.com>
Date: Wed, 16 Aug 2017 20:41:50 +0300
Subject: [PATCH] don't detect sloppy regexps in styles without regexps

---
 popup/popup.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/popup/popup.js b/popup/popup.js
index 4552b0a6..09cffa22 100644
--- a/popup/popup.js
+++ b/popup/popup.js
@@ -400,8 +400,10 @@ function handleDelete(id) {
 function detectSloppyRegexps({entry, style}) {
   // make sure all regexps are compiled
   const rxCache = BG.cachedStyles.regexps;
+  let hasRegExp = false;
   for (const section of style.sections) {
     for (const regexp of section.regexps) {
+      hasRegExp = true;
       for (let pass = 1; pass <= 2; pass++) {
         const cacheKey = pass === 1 ? regexp : BG.SLOPPY_REGEXP_PREFIX + regexp;
         if (!rxCache.has(cacheKey)) {
@@ -414,6 +416,9 @@ function detectSloppyRegexps({entry, style}) {
       }
     }
   }
+  if (!hasRegExp) {
+    return;
+  }
   const {
     appliedSections =
       BG.getApplicableSections({style, matchUrl: tabURL}),