Function Pi

resources/vega-lite.min.js:1226–1229

(e)

    return i;
  }
  function Pi(e) {
    const t = _i(e, !0).join(", ");
    return e.utc ? `utc(${t})` : `datetime(${t})`;
  }
  const Ni = {
      year: 1,
      quarter: 1,