func retry()

in lib/ec2macosinit/util.go [168:181]

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

func retry(attempts int, sleep time.Duration, f func() error) (err error) {
	for i := 0; ; i++ {
		err = f()
		if err == nil {
			return
		}
		if i >= (attempts - 1) {
			break
		}

		time.Sleep(sleep)
	}
	return fmt.Errorf("after %d attempts, last error: %s", attempts, err)
}