package dataset

import (
	"errors"
	"fmt"
	"os"

	"github.com/mjl-/bstore"
)

type ErrNotExist struct {
	Object string
	ID     int64
}

func (err ErrNotExist) Error() string {
	return fmt.Sprintf("storage: %s not found", err.Object)
}

func IsNotExist(err error) bool {
	if err == nil {
		return false
	}
	return os.IsNotExist(err) || errors.Is(err, ErrNotExist{}) || errors.Is(err, bstore.ErrAbsent)
}