no need for a default value

mojolicious · Jan 10, 2015 · c4f4cad · c4f4cad
1 parent 81dbe9d
commit c4f4cad
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Showing 2 changed files with 5 additions and 3 deletions.
diff --git a/lib/Mojo/DOM/HTML.pm b/lib/Mojo/DOM/HTML.pm
@@ -4,8 +4,7 @@ use Mojo::Base -base;
 use Mojo::Util qw(html_unescape xml_escape);
 use Scalar::Util 'weaken';
 
-has 'xml';
-has tree => sub { ['root'] };
+has [qw(tree xml)];
 
 my $ATTR_RE = qr/
   ([^<>=\s\/]+|\/)   # Key
@@ -200,7 +199,7 @@ sub _render {
   my ($tree, $xml) = @_;
 
   # Text (escaped)
-  my $type = $tree->[0];
+  return '' unless my $type = $tree->[0];
   return xml_escape $tree->[1] if $type eq 'text';
 
   # Raw text

diff --git a/t/mojo/dom.t b/t/mojo/dom.t
@@ -3,6 +3,9 @@ use Mojo::Base -strict;
 use Test::More;
 use Mojo::DOM;
 
+# Empty
+is(Mojo::DOM->new, '', 'right result');
+
 # Simple (basics)
 my $dom = Mojo::DOM->new(
   '<div><div FOO="0" id="a">A</div><div id="b">B</div></div>');