promise-pipe.js

const pipeline = (...fns) => (val) => fns.reduce((prom, fn) => prom.then(fn), Promise.resolve(val));

const myPipe = pipeline(
  (val) => val + 1,
  (val) => val + 1
);

Promise.resolve(1)
  .then(myPipe)
  .then((result) => {
    console.log('result', result);
  });