Function operator

resources/vega-embed.min.js:1814–1818

(e, t)

  }
  var ze = {
    operator(e, t) {
      const n = t.ast,
        r = e.functions;
      return (e) => Me(n, r, e);
    },
    parameter(e, t) {
      const n = t.ast,
        r = e.functions;