Function am

resources/vega-lite.min.js:10528–10549

(e, t, n)

    return n;
  }
  function am(e, t, n) {
    let i = e.sources,
      r = !1;
    return (
      (r = om(new Ud(), i) || r),
      (r = om(new Ld(t), i) || r),
      (i = i.filter((e) => e.numChildren() > 0)),
      (r = om(new Bd(), i) || r),
      (i = i.filter((e) => e.numChildren() > 0)),
      n ||
        ((r = om(new Wd(), i) || r),
        (r = om(new Gd(t), i) || r),
        (r = om(new qd(), i) || r),
        (r = om(new Id(), i) || r),
        (r = om(new Hd(), i) || r),
        (r = om(new Vd(), i) || r),
        (r = om(new Rd(), i) || r),
        (r = om(new Yd(), i) || r)),
      (e.sources = i),
      r
    );
  }
  class sm {
    constructor(e) {
      Object.defineProperty(this, "signal", { enumerable: !0, get: e });