tokenbucket source pure

1var (
2	ErrZeroCapacity         = errors.New("tokenbucket: capacity must not be zero")
3	ErrZeroRefillRate       = errors.New("tokenbucket: refill rate must not be zero")
4	ErrRateLimitExceeded    = errors.New("tokenbucket: rate limit exceeded")
5	ErrTokenBucketUnderflow = errors.New("tokenbucket: token bucket underflow")
6)

1func New(capacity *u256.Uint, refillRate *u256.Uint, now *u256.Uint) (*TokenBucket, error)

1type TokenBucket struct {
2	Capacity   *u256.Uint
3	Available  *u256.Uint
4	RefillRate *u256.Uint
5	LastRefill *u256.Uint
6}