func ParseVolumeID()

in pkg/util/util.go [134:155]

• 19 lines of code
• 6 McCabe index (conditional complexity)

func ParseVolumeID(id string) (string, string, string, error) {
	// Split off the optional suffix after ":"
	realID := id
	if colonIndex := strings.Index(id, ":"); colonIndex != -1 {
		realID = id[:colonIndex]
	}

	tokens := strings.Split(realID, "/")
	if len(tokens) != 3 {
		return "", "", "", fmt.Errorf(
			"invalid volume ID %q: expected format PROJECT_ID/LOCATION/INSTANCE_NAME", id)
	}
	project := tokens[0]
	location := tokens[1]
	instanceName := tokens[2]
	if project == "" || location == "" || instanceName == "" {
		return "", "", "", fmt.Errorf(
			"invalid volume ID %q: expected format PROJECT_ID/LOCATION/INSTANCE_NAME", id)
	}

	return project, location, instanceName, nil
}