code: func (confSrc *CommandLineConfigurationSource) GetConfigurations() (map[string]interface{}, error) {
  	configMap := make(map[string]interface{})
  
  	confSrc.Lock()
  	defer confSrc.Unlock()
  	for key, value := range confSrc.Configurations {
  		configMap[key] = value
  	}
  
  	return configMap, nil
  }
docs: //GetConfigurations gets particular configuration