Allow to apply number of functions to passed argument.

pipe.js

const fn1 = arg => arg.toUpperCase();

const fn2 = arg =>
  arg
    .split("")
    .reverse()
    .join("");

const fn3 = arg => arg + "WoW";

const fn4 = arg => arg.split("");

const pipe = (...rest) => name => rest.reduce((acc, cur) => cur(acc), name);

const res = pipe(
  fn1,
  fn2,
  fn3,
  fn4
)("Mikita");

console.log(res); // ["A", "T", "I", "K", "I", "M", "W", "o", "W"]