func getZone()

in main.go [385:395]

• 11 lines of code
• 3 McCabe index (conditional complexity)

func getZone() (string, error) {
	qualifiedZone, err := getFromMetadata("http://metadata.google.internal/computeMetadata/v1/instance/zone")
	if err != nil {
		return "", fmt.Errorf("failed to determine zone: could not discover instance zone: %w", err)
	}
	i := bytes.LastIndexByte(qualifiedZone, '/')
	if i == -1 {
		return "", fmt.Errorf("failed to determine zone: could not parse zone from metadata server: %s", qualifiedZone)
	}
	return string(qualifiedZone[i+1:]), nil
}