func (lrw *ResponseRecorder) TTFB() time.Duration {
	if lrw.ttfbBody != 0 {
		return lrw.ttfbBody
	}
	return lrw.ttfbHeader
}

// NewResponseRecorder - returns a wrapped response writer to trap
// http status codes for auditing purposes.
func NewResponseRecorder(w http.ResponseWriter) *ResponseRecorder {
	rf, _ := w.(io.ReaderFrom)
	return &ResponseRecorder{
		ResponseWriter: w,
		ReaderFrom:     rf,

	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		// Setup a http request response recorder - this is needed for
		// http stats requests and audit if enabled.
		respRecorder := xhttp.NewResponseRecorder(w)

		// Setup a http request body recorder
		reqRecorder := &xhttp.RequestRecorder{Reader: r.Body}
		r.Body = reqRecorder

		// Create tracing data structure and associate it to the request context

				} else {
					writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
				}
				return
			}
			nr := httptest.NewRecorder()
			rw := xhttp.NewResponseRecorder(nr)
			rw.LogErrBody = true
			rw.LogAllBody = true
			rreq.SelectParameters.Evaluate(rw)
			rreq.SelectParameters.Close()
			return
		}
		opts := ObjectOptions{