errors

var (
	ErrNotSupported = errors.New("endpoint is not supported")
	ErrRateLimit    = errors.New("limit of requests per second reached")

	ErrInternal     = errors.New("internal error")
	ErrInvalid      = errors.New("invalid")
	ErrRecoverable  = errors.New("recoverable")
	ErrDisconnected = Recoverable(errors.New("disconnected"))

	ErrFailedTransaction  = errors.New("failed transaction")
	ErrInvalidTransaction = fmt.Errorf("%w: %w", ErrFailedTransaction, errors.New("invalid"))

	// ErrNotInitialized indicates storage instance was not correctly initialized and contains empty required values.
	ErrNotInitialized = errors.New("storage not initialized")
	// ErrNotFound indicates the resource does not exist.
	ErrNotFound = errors.New("entity not found")
	// ErrDuplicate indicates that the entity can not be stored due to an already existing same entity.
	ErrDuplicate = errors.New("entity duplicate")
	// ErrInvalidRange indicates that the block range provided as start and end height is invalid.
	ErrInvalidRange = fmt.Errorf("%w: %w", ErrInvalid, errors.New("invalid block height range"))
	// ErrOutOfRange indicates the requested height is out of available range
	ErrOutOfRange = fmt.Errorf("%w: %w", ErrInvalid, errors.New("height is out of available range"))
)