Function GN

resources/vega.min.js:30415–30417

(t, e, n, r)

      r && (this.parent = r));
  }
  function GN(t, e, n, r) {
    return new YN(t, e, n, r);
  }
  function VN(t, e) {
    return GN("operator", t, e);
  }