Method apply

returns/future.py:200–222

Calls a wrapped function in a container on this container. .. code:: python >>> import anyio >>> from returns.future import Future >>> def transform(arg: int) -> str: ... return str(arg) + 'b' >>> assert anyio.run(

(
        self,
        container: Kind1['Future', Callable[[_ValueType_co], _NewValueType]],
    )

        return Future(_future.async_map(function, self._inner_value))

    def apply(
        self,
        container: Kind1['Future', Callable[[_ValueType_co], _NewValueType]],
    ) -> 'Future[_NewValueType]':
        """
        Calls a wrapped function in a container on this container.

        .. code:: python

          >>> import anyio
          >>> from returns.future import Future

          >>> def transform(arg: int) -> str:
          ...      return str(arg) + 'b'

          >>> assert anyio.run(
          ...     Future.from_value(1).apply(
          ...         Future.from_value(transform),
          ...     ).awaitable,
          ... ) == IO('1b')

        """
        return Future(_future.async_apply(dekind(container), self._inner_value))

    def bind(
        self,