From: Marius Gavrilescu <marius@ieval.ro>
Date: Sat, 11 Apr 2015 12:07:55 +0000 (+0300)
Subject: Do not crash when passing undef to literal
X-Git-Url: http://git.ieval.ro/?p=plack-app-gruntmaster.git;a=commitdiff_plain;h=f8a4fa095f622e783f2e27bfba86c0234a5983cf

Do not crash when passing undef to literal
---

diff --git a/lib/Plack/App/Gruntmaster/HTML.pm b/lib/Plack/App/Gruntmaster/HTML.pm
index 3cfbc54..9f6f2ec 100644
--- a/lib/Plack/App/Gruntmaster/HTML.pm
+++ b/lib/Plack/App/Gruntmaster/HTML.pm
@@ -11,9 +11,11 @@ use Data::Dumper qw/Dumper/;
 
 sub ftime ($)   { POSIX::strftime '%c', localtime shift }
 sub literal ($) {
+	my ($html) = @_;
+	return unless $html;
 	my $b = HTML::TreeBuilder->new;
 	$b->ignore_unknown(0);
-	$b->parse(shift // '');
+	$b->parse($html);
 	HTML::Element::Library::super_literal $b->guts->as_HTML;
 }