"""Exception types for the shiningmask package."""

from __future__ import annotations


class MaskError(Exception):
    """Base class for all mask errors."""


class MaskNotFound(MaskError):
    """No mask matching the scan filter was found in time."""


class MaskNotConnected(MaskError):
    """An operation needed a live BLE connection but none was established."""


class NotificationTimeout(MaskError):
    """The mask did not send the expected notification in time."""


class UploadError(MaskError):
    """A bitmap/image upload failed or was already in progress."""