Function b

resources/vega-lite.min.js:93–99

(e, t)

    for (const i of D(n)) t.writeConfig(e, i, n[i], !0);
  }
  function b(e, t) {
    const n = [],
      i = {};
    let r;
    for (const o of e) ((r = t(o)), r in i || ((i[r] = 1), n.push(o)));
    return n;
  }
  function x(e, t) {
    if (e.size !== t.size) return !1;
    for (const n of e) if (!t.has(n)) return !1;