Interface TupleTypeRef

interface TupleTypeRef {
    fanout<F, S, T>(
        f: (value: T) => F,
        g: (value: T) => S,
        value: T,
    ): Tuple<F, S>;
    fanout<F, S, T>(
        f: (value: T) => F,
        g: (value: T) => S,
    ): (value: T) => Tuple<F, S>;
    fanout<F, T>(
        f: (value: T) => F,
    ): <S>(g: (value: T) => S) => (value: T) => Tuple<F, S>;
    fromArray<F, S>(__namedParameters: [F, S]): Tuple<F, S>;
    <F, S>(fst: F, snd: S): Tuple<F, S>;
}