Function usingAll

usingAll<T1, T2, T3, T4, T5, T6, R>(
    a: [
        Promise<T1>,
        Promise<T2>,
        Promise<T3>,
        Promise<T4>,
        Promise<T5>,
        Promise<T6>,
    ],
    fn: (...args: [T1, T2, T3, T4, T5, T6]) => R,
): Promise<R>

usingAll<T1, T2, T3, T4, T5, R>(
    a: [Promise<T1>, Promise<T2>, Promise<T3>, Promise<T4>, Promise<T5>],
    fn: (...args: [T1, T2, T3, T4, T5]) => R,
): Promise<R>

usingAll<T1, T2, T3, T4, R>(
    a: [Promise<T1>, Promise<T2>, Promise<T3>, Promise<T4>],
    fn: (...args: [T1, T2, T3, T4]) => R,
): Promise<R>

usingAll<T1, T2, T3, R>(
    a: [Promise<T1>, Promise<T2>, Promise<T3>],
    fn: (...args: [T1, T2, T3]) => R,
): Promise<R>

usingAll<T1, T2, R>(
    a: [Promise<T1>, Promise<T2>],
    fn: (...args: [T1, T2]) => R,
): Promise<R>

usingAll<T1, R>(a: [Promise<T1>], fn: (...args: [T1]) => R): Promise<R>