Function X$

resources/vega.min.js:27338–27341

(t, e)

    return ((r.operator = t), (r.left = e), (r.right = n), r);
  }
  function X$(t, e) {
    const n = new IS(o$);
    return ((n.callee = t), (n.arguments = e), n);
  }
  function J$(t) {
    const e = new IS(s$);
    return ((e.name = t), e);