From 0f3b7b6058cc4b667e6fbd967d882ad8c47de288 Mon Sep 17 00:00:00 2001 From: Eric Wong Date: Fri, 28 Apr 2023 09:43:27 +0000 Subject: content_digest_dbg: handle empty inputs It's possible that we hit messages or attachments with empty bodies, so avoid doing a regexp match on an uninitialized variable. --- lib/PublicInbox/ContentDigestDbg.pm | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'lib/PublicInbox/ContentDigestDbg.pm') diff --git a/lib/PublicInbox/ContentDigestDbg.pm b/lib/PublicInbox/ContentDigestDbg.pm index 31d0f707..853624f1 100644 --- a/lib/PublicInbox/ContentDigestDbg.pm +++ b/lib/PublicInbox/ContentDigestDbg.pm @@ -11,7 +11,7 @@ sub new { bless [ PublicInbox::SHA->new(256), $_[1] ], __PACKAGE__ } sub add { $_[0]->[0]->add($_[1]); my @dbg = split(/^/sm, $_[1]); - if ($dbg[0] =~ /\A(To|Cc)\0/) { # fold excessively long lines + if (@dbg && $dbg[0] =~ /\A(To|Cc)\0/) { # fold excessively long lines @dbg = map { split(/,/s, $_) } @dbg; } print { $_[0]->[1] } Dumper(\@dbg) or die "print $!"; -- cgit v1.2.3-24-ge0c7