// We want to create a function that will add numbers together when called in succession.

export default function add(x: number): any {
  const fn = (y: number) => add(x + y);
  fn.valueOf = () => x;
  return fn;
}

const seven = add(1)(2)(4);
console.log(seven == 7, 'expect 7')

console.log(+add(1)(2), 'expect 3')