From aaab5bb809386fe59113c7cff1341cbf532fe4e7 Mon Sep 17 00:00:00 2001
From: Mischa POSLAWSKY <perl@shiar.org>
Date: Thu, 16 Feb 2023 15:18:54 +0100
Subject: [PATCH] perl: pretend compatibility for given ?at date

---
 perl.plp | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/perl.plp b/perl.plp
index 99863ff..c36f5e8 100644
--- a/perl.plp
+++ b/perl.plp
@@ -32,9 +32,13 @@ eval {
 	use Time::Piece;
 	use Time::Seconds;
 
-	my @versions = sort keys %{$info};
 	my $now = Time::Piece->new;
-	$now = $now->strptime($_, '%Y-%m-%d') for $get{at} // ();
+	if (my $ts = $get{at}) {
+		$now = $now->strptime($ts, '%Y-%m-%d');
+		say "Compatibility details emulated for <em>$ts</em>.";
+	}
+	my $ts = $now->strftime('%F');
+	my @versions = sort grep { $info->{$_}{release} le $ts } keys %{$info};
 
 	# perlpolicy: «We "officially" support the two most recent stable release
 	# series. [...] we will attempt to fix critical issues»
-- 
2.30.0