From ff72593bf6b3e55b3543d804a9ec0e4d601992fb Mon Sep 17 00:00:00 2001
From: Jonas Smedegaard <dr@jones.dk>
Date: Tue, 29 Jun 2021 11:34:26 +0200
Subject: fix tolerate missing summary

---
 bin/events2md.pl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/bin/events2md.pl b/bin/events2md.pl
index 9423133..84880af 100755
--- a/bin/events2md.pl
+++ b/bin/events2md.pl
@@ -165,7 +165,7 @@ for my $year ( map { $_->value }
 				sort_by {
 					$_->value->{DTSTART}
 						. $_->value->{DTEND}
-						. $_->value->{SUMMARY}
+						. ( $_->value->{SUMMARY} || '' )
 				}
 				pairs %$day
 				)
-- 
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