&& in <Show> when condition and typescript?

        <Show
                    when={
                        selectedDate() &&
                        firstAndLastDate.data?.firstDate &&
                        firstAndLastDate.data?.lastDate
                    }
                >
                    {colorPicker(
                        selectedDate(), //Possibly null in all three
                        firstAndLastDate.data?.firstDate,
                        firstAndLastDate.data?.lastDate,
                    
                    
                    )}
                </Show>