func loadConfigFile()

in cmd/aks-node-viewer/flag.go [123:153]

• 28 lines of code
• 7 McCabe index (conditional complexity)

func loadConfigFile() (configFile, error) {
	fileContent := make(map[string]string)
	if _, err := os.Stat(configPath); errors.Is(err, os.ErrNotExist) {
		return fileContent, nil
	}

	file, err := os.Open(configPath)
	if err != nil {
		return nil, err
	}
	defer file.Close()

	scanner := bufio.NewScanner(file)
	for scanner.Scan() {
		line := strings.TrimSpace(scanner.Text())
		if strings.HasPrefix(line, "#") {
			continue
		}
		lineKV := strings.SplitN(line, "=", 2)
		if len(lineKV) == 2 {
			key := strings.TrimSpace(lineKV[0])
			value := strings.TrimSpace(lineKV[1])
			fileContent[key] = value
		}
	}

	if err := scanner.Err(); err != nil {
		return nil, err
	}
	return fileContent, nil
}