Function Un

resources/vega-lite.min.js:1005–1014

(e, t)

      );
  }
  function Un(e, t) {
    const n = [...e];
    return (
      t.forEach((e) => {
        for (const t of n) if (X(t, e)) return;
        n.push(e);
      }),
      n
    );
  }
  function Wn(e, n) {
    return X(e, n) || !n
      ? e