lib/bencoding/hash.rb in simonmenke-bencoding-0.0.3 vs lib/bencoding/hash.rb in simonmenke-bencoding-0.0.4

@@ -1,10 +1,18 @@
 
 module Bencoding
   module Hash
     
     def to_bencoding
-      "d"+sort{|a,b|a[0].to_s<=>b[0].to_s}.collect{|key, item|key.to_bencoding+item.to_bencoding}.join+"e"
+      return '' if empty?
+      data = sort{|a,b|a[0].to_s<=>b[0].to_s}.collect do|key, item|
+        unless (item_data = item.to_bencoding).nil?
+          key.to_bencoding+item.to_bencoding
+        else
+          ''
+        end
+      end.join
+      "d"+data+"e"
     end
     
   end
 end