Sort github comments by reactions

sort.js

(() => {
  const q = (e, s) => e.querySelector(s);
  const qA = (e, s) => e.querySelectorAll(s);
  const num = e => parseInt(e.nextSibling.wholeText.trim())
  const d = document.querySelector('.js-discussion.js-socket-channel');

  /* uncomment one of these to sort by */
  const sortBy = '+1';
  // const sortBy = '-1';
  // const sortBy = 'smile';
  // const sortBy = 'thinking_face';
  // const sortBy = 'heart';
  // const sortBy = 'tada'; // (hooray/party icon)

  const sbc = `g-emoji.mr-1[alias="${sortBy}"]`;
  const els =
    Array.from(qA(document, '.js-comment-container'))
    .filter(e => q(e, sbc))
    .sort((...ab) => ab.map(e => num(q(e, sbc))).reduce((a, b) => a < b))
  d.innerHTML = '';
  els.forEach(e => d.appendChild(e));
})();