X-Git-Url: http://git.shiar.nl/sheet.git/blobdiff_plain/302931daee1a9a4499ba441421b683c97bec36e3..43d481448a3819d58326be4587eadbedcf486e46:/perl.plp

diff --git a/perl.plp b/perl.plp
index 99863ff..02d0348 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»
@@ -96,15 +100,18 @@ for my $vernum (reverse sort keys %{$info}) {
 			if ($attr->{experimental}) {
 				$title = sprintf '<span title="experimental::%s">%s</span>',
 					$attr->{experimental}, $title;
+				$attr->{name} //= $attr->{experimental};
 			}
 			if ($attr->{feature}) {
 				my $prefix = sprintf '<span title="%s">feature</span>',
 					$attr->{feature};
 				$title = join ', ', $prefix, $title // ();
+				$attr->{name} //= $attr->{feature};
 			}
-			$desc .= sprintf ' <em class="ex">(%s)</em>', $title;
+			$desc .= sprintf ' <em class="ex">(%s)</em>', $title if $title;
 		}
-		say sprintf '<dt>%s<dd>%s', $topic, $desc || '<br/>';
+		my $ref = defined $attr->{name} && sprintf ' id="%s"', $attr->{name};
+		say sprintf '<dt%s>%s<dd>%s', $ref, $topic, $desc || '<br/>';
 	}
 	say sprintf '<dt>Unicode</dt><dd>v%s', $_ for $verrow->{unicode} || ();
 	say '</dl>';