Function _n

resources/vega-lite.min.js:928–934

(e)

    return e;
  }
  function _n(e) {
    if (vn(e)) {
      const { expr: t, ...n } = e;
      return { signal: t, ...n };
    }
    return e;
  }
  function Pn(e) {
    if (vn(e)) {
      const { expr: t, ...n } = e;