lib/kramdown/parser/kramdown/header.rb in kramdown-2.1.0 vs lib/kramdown/parser/kramdown/header.rb in kramdown-2.2.0

@@ -29,10 +29,10 @@
 
       # Parse the Atx header at the current location.
       def parse_atx_header
         return false unless after_block_boundary?
         text, id = parse_header_contents
-        text.sub!(/[\t ]#+\z/, '') && text.rstrip!
+        text.sub!(/(?<!\\)#+\z/, '') && text.rstrip!
         return false if text.empty?
         add_header(@src["level"].length, text, id)
         true
       end
       define_parser(:atx_header, ATX_HEADER_START)