From 1963b46a8d747cd7dfd372085ef79fff1a5bfd48 Mon Sep 17 00:00:00 2001
From: Eric Wong <e@80x24.org>
Date: Wed, 11 Dec 2024 08:10:47 +0000
Subject: [PATCH] over_idx: simplify each_by_mid

Eliminate a useless use of `map {}' and avoid a needless `push'
op since the `join' op can just take extra arg.
---
 lib/PublicInbox/OverIdx.pm | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/lib/PublicInbox/OverIdx.pm b/lib/PublicInbox/OverIdx.pm
index dea6f0fc2..b7bebf585 100644
--- a/lib/PublicInbox/OverIdx.pm
+++ b/lib/PublicInbox/OverIdx.pm
@@ -139,8 +139,7 @@ SELECT id FROM msgid WHERE mid = ? LIMIT 1
 	my $id = $sth->fetchrow_array;
 	defined $id or return;
 
-	push(@$cols, 'num');
-	$cols = join(',', map { $_ } @$cols);
+	$cols = join ',', @$cols, 'num';
 	my $lim = 10;
 	my $prev = get_counter($dbh, 'ghost');
 	while (1) {
-- 
2.47.2