From fd7590d71aeee380e7c87ed77de592df1f30f5ef Mon Sep 17 00:00:00 2001
From: "Paul Buetow (pluto.buetow.org)" <paul@buetow.org>
Date: Sat, 28 Sep 2013 22:18:24 +0200
Subject: Some small refactoring

---
 Xerl/XML/Element.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'Xerl/XML/Element.pm')

diff --git a/Xerl/XML/Element.pm b/Xerl/XML/Element.pm
index d18e0b5..0867841 100644
--- a/Xerl/XML/Element.pm
+++ b/Xerl/XML/Element.pm
@@ -41,7 +41,7 @@ sub params_str($) {
   my Xerl::XML::Element $self = $_[0];
   my $params = $self->get_params();
 
-  return if $params eq '';
+  return undef if $params eq '';
 
   return join '', map { " $_=\"" . $params->{$_} . '"' } keys %$params;
 }
-- 
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