lib/kramdown/parser/kramdown/codeblock.rb in kramdown-1.9.0 vs lib/kramdown/parser/kramdown/codeblock.rb in kramdown-1.10.0

@@ -30,19 +30,22 @@
       end
       define_parser(:codeblock, CODEBLOCK_START)
 
 
       FENCED_CODEBLOCK_START = /^~{3,}/
-      FENCED_CODEBLOCK_MATCH = /^((~){3,})\s*?(\w[\w-]*)?\s*?\n(.*?)^\1\2*\s*?\n/m
+      FENCED_CODEBLOCK_MATCH = /^((~){3,})\s*?((\S+?)(?:\?\S*)?)?\s*?\n(.*?)^\1\2*\s*?\n/m
 
       # Parse the fenced codeblock at the current location.
       def parse_codeblock_fenced
         if @src.check(self.class::FENCED_CODEBLOCK_MATCH)
           start_line_number = @src.current_line_number
           @src.pos += @src.matched_size
-          el = new_block_el(:codeblock, @src[4], nil, :location => start_line_number)
+          el = new_block_el(:codeblock, @src[5], nil, :location => start_line_number)
           lang = @src[3].to_s.strip
-          el.attr['class'] = "language-#{lang}" unless lang.empty?
+          unless lang.empty?
+            el.options[:lang] = lang
+            el.attr['class'] = "language-#{@src[4]}"
+          end
           @tree.children << el
           true
         else
           false
         end