From 812f588a754de28e504d8a11eb1f6d77b2e3d9e1 Mon Sep 17 00:00:00 2001
From: Ivana Huckova <30407135+ivanahuckova@users.noreply.github.com>
Date: Wed, 11 Nov 2020 09:58:21 +0100
Subject: [PATCH] Logs Panel: Fix inconsistent higlighting (#28971)

* Highlight filter expression in panel

* Remove coonsole.log
---
 packages/grafana-ui/src/components/Logs/LogRowMessage.tsx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/grafana-ui/src/components/Logs/LogRowMessage.tsx b/packages/grafana-ui/src/components/Logs/LogRowMessage.tsx
index b37280525b1..01ed886cf4a 100644
--- a/packages/grafana-ui/src/components/Logs/LogRowMessage.tsx
+++ b/packages/grafana-ui/src/components/Logs/LogRowMessage.tsx
@@ -86,7 +86,7 @@ class UnThemedLogRowMessage extends PureComponent<Props> {
     const style = getLogRowStyles(theme, row.logLevel);
     const { entry, hasAnsi, raw } = row;
 
-    const previewHighlights = highlighterExpressions && !_.isEqual(highlighterExpressions, row.searchWords);
+    const previewHighlights = highlighterExpressions?.length && !_.isEqual(highlighterExpressions, row.searchWords);
     const highlights = previewHighlights ? highlighterExpressions : row.searchWords;
     const needsHighlighter =
       highlights && highlights.length > 0 && highlights[0] && highlights[0].length > 0 && entry.length < MAX_CHARACTERS;