Function V

resources/vega.min.js:210–212

(t)

    return 1 + ~~(new Date(t).getUTCMonth() / 3);
  }
  function V(t) {
    return null != t ? (k(t) ? t : [t]) : [];
  }
  function X(t, e, n) {
    let r,
      i = t[0],