rss: Accept empty text element as valid element

Parser has been accepted it but XML serializer wasn't accepted.

Reported by stefano frabetti. Thanks!!!

[ruby-core:80965] [Bug #13531]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58552 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/rss/rss.rb b/lib/rss/rss.rb
index d161366f92..00db219d4e 100644
--- a/lib/rss/rss.rb
+++ b/lib/rss/rss.rb
@@ -957,7 +957,7 @@ EOC
             children = child
             children.any? {|c| c.have_required_elements?}
           else
-            !child.to_s.empty?
+            not child.nil?
           end
         else
           true