JSFiddle - React, Tailwind, and code Playground

Babel + JSX

const requestSuccessHandler = ({ arr }) => arr
  .map(({ props }) => props
    .filter(Boolean)
    .map(prop => ({ ...prop, a: prop.a * 2 })))
  .filter(({ props }) => props
    .some(({ a }) => a > 10));

$http
  .request('GET', '/api')
  .then(requestSuccessHandler);