sort-fb-events.js

var getDate = function(el){
  var date = el.querySelector('._5p0a').innerText;
  var result = null;
  var match = null;

  var today = new Date().getDay();
  if (~date.indexOf('Tomorrow')){
    result = new Date(Date.now() + 86400);
    if (~(result + '').indexOf('Invalid')) console.error('tomorrow', date);
    return result;
  }

  var regex = /(January|February|March|April|May|June|July|August|September|October|November|December) [0-9]{1,2}/i;
  if (match = date.match(regex)){
    result = new Date(match[0] + ', 201' + ((/November|December/i).test(date) ? '5' : '6'));
    console.log(result);
    return result;
  }
  
  var days = ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'];
  if (match = date.match(new RegExp('(' + days.join('|') + ')'))){
    result = new Date(Date.now() + ((days.indexOf(match[0]) + 1) * 86400));
    if (~(result + '').indexOf('Invalid')) console.error('day of week', date);
    return result;
  }

  console.error(date);
};

var container = $('events_dashboard_suggestion');

$$('._4cbb').sort(function(el1, el2){
  return (getDate(el1) * 1 < getDate(el2) * 1) ? -1 : 1;
}).forEach(function(el){
  container.appendChild(el);
});