Function FutureFailure

returns/future.py:1496–1514

Public unit function to create failed ``FutureResult`` objects. Is the same as :meth:`~FutureResult.from_failure`. .. code:: python >>> import anyio >>> from returns.future import FutureResult, FutureFailure >>> assert anyio.run(FutureFailure(1).awaitable) == anyio

(  # noqa: N802
    inner_value: _NewErrorType,
)

def FutureFailure(  # noqa: N802
    inner_value: _NewErrorType,
) -> FutureResult[Any, _NewErrorType]:
    """
    Public unit function to create failed ``FutureResult`` objects.

    Is the same as :meth:`~FutureResult.from_failure`.

    .. code:: python

      >>> import anyio
      >>> from returns.future import FutureResult, FutureFailure

      >>> assert anyio.run(FutureFailure(1).awaitable) == anyio.run(
      ...     FutureResult.from_failure(1).awaitable,
      ... )

    """
    return FutureResult.from_failure(inner_value)


#: Alias for ``FutureResult[_ValueType_co, Exception]``.