func readStatus()

in main/status.go [106:123]

• 16 lines of code
• 4 McCabe index (conditional complexity)

func readStatus(ctx *log.Context, hEnv HandlerEnvironment, seqNum int) (Type, error) {
	fileName := fmt.Sprintf("%d.status", seqNum)
	path := filepath.Join(hEnv.HandlerEnvironment.StatusFolder, fileName)
	buffer, err := ioutil.ReadFile(path)
	if err != nil {
		return "", fmt.Errorf("Error reading status file %s: %v", path, err)
	}

	var statusReport StatusReport
	if err := json.Unmarshal(buffer, &statusReport); err != nil {
		return "", fmt.Errorf("error parsing json: %v", err)
	}

	if len(statusReport) != 1 {
		return "", fmt.Errorf("wrong statusReport count. expected:1, got:%d", len(statusReport))
	}
	return statusReport[0].Status.Status, nil
}