Function Be

codebase/dhtmlxscheduler.es.js:5293–5300

(e, i)

  }, je(e, i);
};
function Be(e, i) {
  if (typeof i != "function" && i !== null)
    throw new TypeError("Class extends value " + String(i) + " is not a constructor or null");
  function t() {
    this.constructor = e;
  }
  je(e, i), e.prototype = i === null ? Object.create(i) : (t.prototype = i.prototype, new t());
}
var ee = function() {
  return ee = Object.assign || function(e) {
    for (var i, t = 1, n = arguments.length; t < n; t++)