From b092da6d281a437c3f847e655c4ad182decb0978 Mon Sep 17 00:00:00 2001
From: kim <89579420+NyaaaWhatsUpDoc@users.noreply.github.com>
Date: Tue, 21 May 2024 13:20:19 +0000
Subject: [performance] cache v2 filter keyword regular expressions (#2903)

* add caching of filterkeyword regular expressions

* formatting

* fix WholeWord nil check
---
 internal/cache/db.go | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'internal/cache')

diff --git a/internal/cache/db.go b/internal/cache/db.go
index 4ce541770..16bd10eaa 100644
--- a/internal/cache/db.go
+++ b/internal/cache/db.go
@@ -531,6 +531,11 @@ func (c *Caches) initFilterKeyword() {
 		// See internal/db/bundb/filter.go.
 		filterKeyword2.Filter = nil
 
+		// We specifically DO NOT unset
+		// the regexp field here, as any
+		// regexp.Regexp instance is safe
+		// for concurrent access.
+
 		return filterKeyword2
 	}
 
-- 
cgit v1.2.3