Class IOFailure

returns/io.py:819–849

``IOFailure`` representation.

@final
class IOFailure(IOResult[Any, _ErrorType_co]):
    """``IOFailure`` representation."""

    __slots__ = ()

    _inner_value: Result[Any, _ErrorType_co]

    def __init__(self, inner_value: _ErrorType_co) -> None:
        """IOFailure constructor."""
        super().__init__(Failure(inner_value))

    if not TYPE_CHECKING:  # noqa: WPS604  # pragma: no branch

        def bind(self, function):
            """Does nothing for ``IOFailure``."""
            return self

        #: Alias for `bind_ioresult` method. Part of the `IOResultBasedN` interface.  # noqa: E501
        bind_ioresult = bind

        def bind_result(self, function):
            """Does nothing for ``IOFailure``."""
            return self

        def bind_io(self, function):
            """Does nothing for ``IOFailure``."""
            return self

        def lash(self, function):
            """Composes this container with a function returning ``IOResult``."""  # noqa: E501
            return function(self._inner_value.failure())


@final