snowdrift

type Backend interface {
	Add(url, digest, code string) error
	GetCode(digest string) (string, error)
	GetURL(code string) (string, error)
	NextID(obscure bool) (int, error)
}

type Config struct {
	Backend        Backend
	HashSalt       string
	URLPrefix      string
	RootRedirect   string
	AllowedOrigins *regexp.Regexp
	ReportErr      func(err error, req *http.Request)
}

type IDBackend interface {
	NextID(obscure bool) (int, error)
}

type MemoryBackend struct {
	// contains filtered or unexported fields
}

type RedisBackend struct {
	// contains filtered or unexported fields
}

type RiakBackend struct {
	IDBackend
	// contains filtered or unexported fields
}