func newCache()

in main.go [260:273]

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

func newCache() (persistence.CacheStore, error) {
	const defaultExpiration = time.Minute
	if *cacheURL == "inmem" {
		return persistence.NewInMemoryStore(defaultExpiration), nil
	}
	if !strings.HasPrefix(*cacheURL, "redis") {
		return nil, errors.Errorf(
			"invalid cache URL %q, expected %s",
			*cacheURL, cacheURLFormat,
		)
	}
	redisPool := newRedisPool(*cacheURL)
	return persistence.NewRedisCacheWithPool(redisPool, defaultExpiration), nil
}