class Kramdown::Converter::Html

def convert_codespan(el, _indent)
  attr = el.attr.dup
  lang = extract_code_language(attr)
  hl_opts = {}
  result = highlight_code(el.value, lang, :span, hl_opts)
  if result
    add_syntax_highlighter_to_class_attr(attr, hl_opts[:default_lang])
  else
    result = escape_html(el.value)
  end
  format_as_span_html('code', attr, result)
end