Function eM

resources/vega.min.js:18947–18953

(t)

    );
  }
  function eM(t) {
    return function (e) {
      var n = new nM();
      for (var r in t) n[r] = t[r];
      return ((n.stream = e), n);
    };
  }
  function nM() {}
  function rM(t, e, n) {
    var r = t.clipExtent && t.clipExtent();