lib/rouge/lexer.rb in rouge-1.6.2 vs lib/rouge/lexer.rb in rouge-1.7.0

@@ -290,10 +290,10 @@
         (@mimetypes ||= []).concat(mts)
       end
 
       # @private
       def assert_utf8!(str)
-        return if %w(US-ASCII UTF-8).include? str.encoding.name
+        return if %w(US-ASCII UTF-8 ASCII-8BIT).include? str.encoding.name
         raise EncodingError.new(
           "Bad encoding: #{str.encoding.names.join(',')}. " +
           "Please convert your string to UTF-8."
         )
       end