Function cN

resources/vega.min.js:30213–30216

(t, e, n)

    return 0;
  }
  function cN(t, e, n) {
    for (const n in e) lN(t, n, e[n]);
    for (const e in n) lN(t, e, n[e], "update");
  }
  function fN(t, e, n) {
    for (const r in e) (n && ut(n, r)) || (t[r] = ot(t[r] || {}, e[r]));
    return t;