From: Eric Wong <e@yhbt.net>
Date: Sat, 25 Jan 2020 04:45:09 +0000 (+0000)
Subject: viewdiff: use autovivification for long_path hash
X-Git-Tag: v1.3.0~47
X-Git-Url: http://www.git.stargrave.org/?p=public-inbox.git;a=commitdiff_plain;h=19671d5736639c9f5d063a87a075fd309e41d203

viewdiff: use autovivification for long_path hash

No sense in wasting code to do something the interpreter
already does for us.
---

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)) {