From 5820f874fc738259a66a87ff4a9eedb5ebc96eb6 Mon Sep 17 00:00:00 2001
From: Elian Doran <contact@eliandoran.me>
Date: Mon, 27 Feb 2023 00:59:46 +0200
Subject: [PATCH] Fix infinite loop in autocompletion

In some cases, the token used for highlighting autocompletion gets to be
empty, resulting in an infinte loop. One such case is searching for `''`
(without the backticks).
---
 src/services/search/services/search.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/services/search/services/search.js b/src/services/search/services/search.js
index 3b18c0b33..b9ead869a 100644
--- a/src/services/search/services/search.js
+++ b/src/services/search/services/search.js
@@ -334,6 +334,11 @@ function highlightSearchResults(searchResults, highlightedTokens) {
     }
 
     for (const token of highlightedTokens) {
+        if (!token) {
+            // Avoid empty tokens, which might cause an infinite loop.
+            continue;
+        }
+
         for (const result of searchResults) {
             // Reset token
             const tokenRegex = new RegExp(utils.escapeRegExp(token), "gi");