From 7a969dafacf06f9079a925f69b62dbad81c3aba4 Mon Sep 17 00:00:00 2001
From: Jean-Philippe Lang <jp_lang@yahoo.fr>
Date: Fri, 2 May 2008 15:16:17 +0000
Subject: Escape HTML comment tags (#1160).

git-svn-id: http://redmine.rubyforge.org/svn/trunk@1403 e93f8b46-1217-0410-a6f0-8f06a7374b81
---
 lib/redcloth.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib')

diff --git a/lib/redcloth.rb b/lib/redcloth.rb
index 7e0c71839..7729ced46 100644
--- a/lib/redcloth.rb
+++ b/lib/redcloth.rb
@@ -1134,7 +1134,7 @@ class RedCloth < String
     ALLOWED_TAGS = %w(redpre pre code)
     
     def escape_html_tags(text)
-      text.gsub!(%r{<(\/?(\w+)[^>\n]*)(>?)}) {|m| ALLOWED_TAGS.include?($2) ? "<#{$1}#{$3}" : "&lt;#{$1}#{'&gt;' if $3}" }
+      text.gsub!(%r{<(\/?([!\w]+)[^<>\n]*)(>?)}) {|m| ALLOWED_TAGS.include?($2) ? "<#{$1}#{$3}" : "&lt;#{$1}#{'&gt;' unless $3.blank?}" }
     end
 end
 
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