iface

type SpanDetector interface {
	// Read functions.
	DetectSlashingForValidator(
		ctx context.Context,
		validatorIdx uint64,
		attData *ethpb.AttestationData,
	) (*types.DetectionResult, error)
	SpanForEpochByValidator(ctx context.Context, valIdx uint64, epoch uint64) ([3]uint16, error)
	ValidatorSpansByEpoch(ctx context.Context, epoch uint64) map[uint64][3]uint16

	// Write functions.
	UpdateSpans(ctx context.Context, att *ethpb.IndexedAttestation) error
	DeleteValidatorSpansByEpoch(ctx context.Context, validatorIdx uint64, epoch uint64) error
}