How to use the reason-react/lib/es6/src/ReasonReact.js.createDomElement function in reason-react

newrecord[/* render */9] = (function () {
      var weekday_elements = $$Array.mapi(weekday, week);
      return ReasonReact.createDomElement("tr", {
                  style: week_styles
                }, weekday_elements);
    });
  return newrecord;

newrecord[/* render */9] = (function () {
      var day_count = Get_days_in_month(date);
      var weeks = parse_weeks(date, day_count);
      return ReasonReact.createDomElement("tbody", {
                  style: table_styles
                }, $$Array.mapi(week_component, weeks));
    });
  return newrecord;

newrecord[/* render */9] = (function () {
      return ReasonReact.createDomElement("div", {
                  style: popover_styles
                }, children);
    });
  return newrecord;