Method _update

resources/vega.min.js:15036–15040

(t, e, n)

      );
    }
    _update(t, e, n) {
      ((g_ = e), (m_ = e.__values__), Zv(v_, n), t.attr(v_, n, this));
      const r = y_[t.type];
      (r && r.call(this, t, e, n), g_ && this.style(g_, n));
    }
    style(t, e) {
      if (null != e) {
        for (const n in o_) {