lib/polytexnic/preprocessors/polytex.rb in polytexnic-1.0.beta5 vs lib/polytexnic/preprocessors/polytex.rb in polytexnic-1.0.beta6

@@ -216,10 +216,10 @@
             code = code.join("\n")
             key = digest(code)
             code_cache[key] = [code, language]
             output << key
             output << line
-          elsif line =~ /^```(\w*)(,\s*options:.*)?$/  # highlighted fences
+          elsif line =~ /^```([\w+]*)(,\s*options:.*)?$/  # highlighted fences
             count = 1
             language = $1.empty? ? 'text' : $1
             options  = $2
             code = []
             while (line = lines.shift) do