Function TErr

src/black/trans.py:60–66

(T)ransform Err Convenience function used when working with the TResult type.

(err_msg: str)

def TErr(err_msg: str) -> Err[CannotTransform]:
    """(T)ransform Err

    Convenience function used when working with the TResult type.
    """
    cant_transform = CannotTransform(err_msg)
    return Err(cant_transform)


# Remove when `simplify_power_operator_hugging` becomes stable.