Method writeStatus

rest/handler.go:1685–1711

Writes the response status code, and if it's an error writes a JSON description to the body.

(status int, message string)

// Writes the response status code, and if it's an error writes a JSON description to the body.
func (h *handler) writeStatus(status int, message string) {
	if status < 300 {
		h.response.WriteHeader(status)
		h.setStatus(status, message)
		return
	}
	// Got an error:
	var errorStr string
	switch status {
	case http.StatusNotFound:
		errorStr = "not_found"
	case http.StatusConflict:
		errorStr = "conflict"
	default:
		errorStr = http.StatusText(status)
		if errorStr == "" {
			errorStr = fmt.Sprintf("%d", status)
		}
	}

	h.disableResponseCompression()
	h.setHeader("Content-Type", "application/json")
	h.response.WriteHeader(status)
	h.setStatus(status, message)

	_, _ = h.response.Write([]byte(`{"error":"` + errorStr + `","reason":` + base.ConvertToJSONString(message) + `}`))
}

var kRangeRegex = regexp.MustCompile("^bytes=(\\d+)?-(\\d+)?$")