class Troy::Server

def render(status, content_type, path)
  last_modified = path.mtime.httpdate
  if request.env["HTTP_IF_MODIFIED_SINCE"] == last_modified
    return [304, {}, []]
  end
  headers = {
    "Content-Type" => content_type,
    "Last-Modified" => last_modified
  }
  content = request.head? ? [] : [path.read]
  [status, headers, content]
end