wrap naked inline html elements

lib/marked.js

@@ -35,9 +35,18 @@ block.list = (function() {
 block.html = (function() {
   var html = block.html.source;
 
+  // The real markdown checks for block elements.
+  // It's better to check for non-inline elements.
+  // Unknown elements will then be treated as block elements.
+  var closed = '<(?!(?:'
+    + 'a|em|strong|small|s|cite|q|dfn|abbr|data|time|code'
+    + '|var|samp|kbd|sub|sup|i|b|u|mark|ruby|rt|rp|bdi|bdo'
+    + '|span|br|wbr|ins|del|img)\\b)'
+    + '(\\w+)[^\\0]+?</\\1>';
+
   html = html
     .replace('comment', /<!--[^\0]*?-->/.source)
-    .replace('closed', /<(\w+)[^\0]+?<\/\1>/.source)
+    .replace('closed', closed)
     .replace('closing', /<\w+(?!:\/|@)\b(?:"[^"]*"|'[^']*'|[^>])*>/.source);
 
   return new RegExp(html);