@@ -70,7 +70,8 @@ highlight formatter (_, classes, keyvals) rawCode =
7070 startNumber = firstNum,
7171 numberLines = any (`elem`
7272 ["number","numberLines", "number-lines"]) classes }
73− lcclasses = map (map toLower) classes
73+ lcclasses = map (map toLower)
74+ (classes ++ concatMap languagesByExtension classes)
7475 in case find (`elem` lcLanguages) lcclasses of
7576 Nothing
7677 | numberLines fmtOpts -> Just