From 351353383b38a523837608b9064304c3a53d3204 Mon Sep 17 00:00:00 2001
From: Fabian Blank <fabian.blank@bizfactory.tech>
Date: Mon, 28 Aug 2023 16:58:59 +0200
Subject: [PATCH 1/2] filter out words with 0 length for regex -> leading to
 invalid regex

---
 frontend/src/js/tooltip/Tooltip.tsx | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/frontend/src/js/tooltip/Tooltip.tsx b/frontend/src/js/tooltip/Tooltip.tsx
index ba370e7345..bfbf5247a4 100644
--- a/frontend/src/js/tooltip/Tooltip.tsx
+++ b/frontend/src/js/tooltip/Tooltip.tsx
@@ -188,10 +188,12 @@ const Tooltip = () => {
     (state) => state.tooltip.toggleAdditionalInfos,
   );
 
-  const highlightRegex = useMemo(
-    () => (words.length > 0 ? new RegExp(words.join("|"), "gi") : null),
-    [words],
-  );
+  const highlightRegex = useMemo(() => {
+    console.log("words", words);
+    return words.length > 0
+      ? new RegExp(words.filter((word) => word.length > 0).join("|"), "gi")
+      : null;
+  }, [words]);
 
   const dispatch = useDispatch();
   const onToggleAdditionalInfos = () => dispatch(toggleInfos());

From 3b3ec99cd6f9e47a1b0469dd23d79c57d905ec72 Mon Sep 17 00:00:00 2001
From: Fabian Blank <fabian.blank@bizfactory.tech>
Date: Mon, 28 Aug 2023 17:00:18 +0200
Subject: [PATCH 2/2] remove log

---
 frontend/src/js/tooltip/Tooltip.tsx | 1 -
 1 file changed, 1 deletion(-)

diff --git a/frontend/src/js/tooltip/Tooltip.tsx b/frontend/src/js/tooltip/Tooltip.tsx
index bfbf5247a4..2e8c0fe511 100644
--- a/frontend/src/js/tooltip/Tooltip.tsx
+++ b/frontend/src/js/tooltip/Tooltip.tsx
@@ -189,7 +189,6 @@ const Tooltip = () => {
   );
 
   const highlightRegex = useMemo(() => {
-    console.log("words", words);
     return words.length > 0
       ? new RegExp(words.filter((word) => word.length > 0).join("|"), "gi")
       : null;