Function oa

resources/vega-lite.min.js:2271–2273

(e)

    return ta(e) && t.isNumber(e.datum);
  }
  function oa(e) {
    return Zo(e) || ta(e);
  }
  function aa(e) {
    return e && (J(e, "field") || "count" === e.aggregate) && J(e, "type");
  }