dropLast15
fun <T1, T2> Tuple17<T1, T2, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *>.dropLast15(): Tuple2<T1, T2>
fun <T1, T2, T3> Tuple18<T1, T2, T3, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *>.dropLast15(): Tuple3<T1, T2, T3>
fun <T1, T2, T3, T4> Tuple19<T1, T2, T3, T4, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *>.dropLast15(): Tuple4<T1, T2, T3, T4>
fun <T1, T2, T3, T4, T5> Tuple20<T1, T2, T3, T4, T5, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *>.dropLast15(): Tuple5<T1, T2, T3, T4, T5>