Parsing of closing XML nodes with namespaces.

ext/ragel/base_lexer.rl

@@ -225,7 +225,7 @@
         '<' => start_element;
 
         # Regular closing tags.
-        '</' identifier '>' => {
+        '</' identifier (':' identifier)* '>' => {
             callback_simple("on_element_end");
         };
 

spec/oga/xml/lexer/elements_spec.rb

@@ -141,5 +141,14 @@ describe Oga::XML::Lexer do
         [:T_ELEM_END, nil, 1]
       ]
     end
+
+    example 'lex an element with a start and end namespace' do
+      lex('<foo:p></foo:p>').should == [
+        [:T_ELEM_START, nil, 1],
+        [:T_ELEM_NS, 'foo', 1],
+        [:T_ELEM_NAME, 'p', 1],
+        [:T_ELEM_END, nil, 1]
+      ]
+    end
   end
 end