update splitting warning for JBM conditions

    # check if last split ending coincides with last sample of signal

    if splits[-1] > len(x):

        raise ValueError(

        warn(

            f"Last split index {splits[-1]} is larger than the signal length {len(x)}"

            f"\nLast split exceeds signal length by {((splits[-1] - len(x))*1000)/fs:.2f} ms"

        )

    elif (splits[-1] < len(x)) and not tracefile_needed:

        warn(

            f"Last split index {splits[-1]} is smaller than the signal length {len(x)}"

            f"\nLast split shorter than signal length by {((len(x) - splits[-1])*1000)/fs:.2f} ms"

        )

    split_signals = []