class HTTP::Request

def redirect(uri, verb = @verb)
  headers = self.headers.dup
  headers.delete(Headers::HOST)
  new_body = body.source
  if verb == :get
    # request bodies should not always be resubmitted when following a redirect
    # some servers will close the connection after receiving the request headers
    # which may cause Errno::ECONNRESET: Connection reset by peer
    # see https://github.com/httprb/http/issues/649
    # new_body = Request::Body.new(nil)
    new_body = nil
    # the CONTENT_TYPE header causes problems if set on a get request w/ an empty body
    # the server might assume that there should be content if it is set to multipart
    # rack raises EmptyContentError if this happens
    headers.delete(Headers::CONTENT_TYPE)
  end
  self.class.new(
    :verb           => verb,
    :uri            => @uri.join(uri),
    :headers        => headers,
    :proxy          => proxy,
    :body           => new_body,
    :version        => version,
    :uri_normalizer => uri_normalizer
  )
end