class Kramdown::Converter::Html

def convert_codespan(el, indent, opts)
  el = Marshal.load(Marshal.dump(el)) # so that the original is not changed
  lang = el.attr.delete('lang')
  if lang && HIGHLIGHTING_AVAILABLE
    result = CodeRay.scan(el.value, lang.to_sym).html(:wrap => :span, :css => @doc.options[:coderay_css]).chomp
    "<code#{html_attributes(el)}>#{result}</code>"
  else
    "<code#{html_attributes(el)}>#{escape_html(el.value)}</code>"
  end
end