Exemple #1
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def result_to_maybe(
    result_container: Result[_ValueType, _ErrorType],
) -> Maybe[_ValueType]:
    """
    Converts ``Result`` container to ``Maybe`` container.

    .. code:: python

      >>> from returns.maybe import Some, Nothing
      >>> from returns.result import Failure, Success

      >>> assert result_to_maybe(Success(1)) == Some(1)
      >>> assert result_to_maybe(Failure(1)) == Nothing
      >>> assert result_to_maybe(Success(None)) == Nothing

    """
    return Maybe.new(result_container.value_or(None))
Exemple #2
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def result_to_maybe(
    result_container: Result[_ValueType, _ErrorType],
) -> Maybe[_ValueType]:
    """Converts ``Result`` container to ``Maybe`` container."""
    return Maybe.new(result_container.value_or(None))
Exemple #3
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def test_maybe_new_some():
    """Ensures that `new` works for Some container."""
    assert Maybe.new(5) == Some(5)
Exemple #4
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def test_maybe_new_nothing():
    """Ensures that `new` works for Nothing container."""
    assert Maybe.new(None) == Nothing