From 19671d5736639c9f5d063a87a075fd309e41d203 Mon Sep 17 00:00:00 2001
From: Eric Wong <e@yhbt.net>
Date: Sat, 25 Jan 2020 04:45:09 +0000
Subject: viewdiff: use autovivification for long_path hash

No sense in wasting code to do something the interpreter
already does for us.
---
 lib/PublicInbox/ViewDiff.pm | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/lib/PublicInbox/ViewDiff.pm b/lib/PublicInbox/ViewDiff.pm
index ff7d85f5..ece95f4c 100644
--- a/lib/PublicInbox/ViewDiff.pm
+++ b/lib/PublicInbox/ViewDiff.pm
@@ -92,8 +92,7 @@ sub anchor0 ($$$$$) {
 
 	# long filenames will require us to walk backwards in anchor1
 	if ($fn =~ s!\A\.\.\./?!!) {
-		my $lp = $ctx->{-long_path} ||= {};
-		$lp->{$fn} = qr/\Q$fn\E\z/s;
+		$ctx->{-long_path}->{$fn} = qr/\Q$fn\E\z/s;
 	}
 
 	if (my $attr = to_attr($ctx->{-apfx}.$fn)) {
-- 
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