Function na

resources/vega-lite.min.js:2262–2264

(e)

    return J(e, "datum");
  }
  function na(e) {
    return (aa(e) && !pa(e)) || ra(e);
  }
  function ia(e) {
    return (aa(e) && "quantitative" === e.type && !e.bin) || ra(e);
  }