"""Types for mypy type-checking

"""

import typing

if typing.TYPE_CHECKING:

import os

import mypy_extensions

CanFilter = mypy_extensions.TypedDict("CanFilter", {"can_id": int, "can_mask": int})

CanFilterExtended = mypy_extensions.TypedDict(

"CanFilterExtended", {"can_id": int, "can_mask": int, "extended": bool}

)

CanFilters = typing.Sequence[typing.Union[CanFilter, CanFilterExtended]]

# TODO: Once buffer protocol support lands in typing, we should switch to that,

# since can.message.Message attempts to call bytearray() on the given data, so

# this should have the same typing info.

#

# See: https://github.com/python/typing/issues/593

CanData = typing.Union[bytes, bytearray, int, typing.Iterable[int]]

# Used for the Abstract Base Class

ChannelStr = str

ChannelInt = int

Channel = typing.Union[ChannelInt, ChannelStr]

# Used by the IO module

FileLike = typing.IO[typing.Any]

StringPathLike = typing.Union[str, "os.PathLike[str]"]

AcceptedIOType = typing.Optional[typing.Union[FileLike, StringPathLike]]

BusConfig = typing.NewType("BusConfig", dict)

AutoDetectedConfig = mypy_extensions.TypedDict(

"AutoDetectedConfig", {"interface": str, "channel": Channel}

)