Fix previous commit.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27231 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

lib/rexml/parsers/baseparser.rb

@@ -32,10 +32,11 @@ module REXML
       EXTENDER = ''      # TODO
 
       NCNAME_STR= "[#{LETTER}_:][-.\w:#{COMBININGCHAR}#{EXTENDER}]*"
+      NCNAME_STR= "[#{LETTER}_:][-[:alnum:]._:#{COMBININGCHAR}#{EXTENDER}]*"
       NAME_STR= "(?:(#{NCNAME_STR}):)?(#{NCNAME_STR})"
       UNAME_STR= "(?:#{NCNAME_STR}:)?#{NCNAME_STR}"
 
-      NAMECHAR = '[\-\w:]'
+      NAMECHAR = '[\-\w\.:]'
       NAME = "([\\w:]#{NAMECHAR}*)"
       NMTOKEN = "(?:#{NAMECHAR})+"
       NMTOKENS = "#{NMTOKEN}(\\s+#{NMTOKEN})*"

lib/rss/parser.rb

@@ -417,7 +417,7 @@ module RSS
       end
     end
 
-    NAMESPLIT = /^(?:([\w:][-\w\d.]*):)?([\w:][-\w\d.]*)/
+    NAMESPLIT = /^(?:([\w:][-\w.]*):)?([\w:][-\w.]*)/
     def split_name(name)
       name =~ NAMESPLIT
       [$1 || '', $2]