class Fastly::Client

def purge(url, params = {})
  return post("/purge/#{url}", params) if @oldpurge
  extras = params.delete(:headers) || {}
  uri    = URI.parse(url)
  http   = Net::HTTP.new(uri.host, uri.port)
  if uri.is_a? URI::HTTPS
    http.use_ssl = true
  end
  resp   = http.request Net::HTTP::Purge.new(uri.request_uri, headers(extras))
  fail Error, resp.body unless resp.kind_of?(Net::HTTPSuccess)
  JSON.parse(resp.body)
end