Function processPartition

docs/tests/v2/es6/js/sanddance.js:93281–93305

(list, state, cmp, _)

};

function processPartition(list, state, cmp, _) {
  var sort = _.sort,
      range = sort && !_.ignorePeers,
      frame = _.frame || [null, 0],
      data = list.data(cmp),
      // use cmp for stable sort
  n = data.length,
      i = 0,
      b = range ? (0, _d3Array.bisector)(sort) : null,
      w = {
    i0: 0,
    i1: 0,
    p0: 0,
    p1: 0,
    index: 0,
    data: data,
    compare: sort || (0, _vegaUtil.constant)(-1)
  };

  for (state.init(); i < n; ++i) {
    setWindow(w, frame, i, n);
    if (range) adjustRange(w, b);
    state.update(w, data[i]);
  }
}

function setWindow(w, f, i, n) {
  w.p0 = w.i0;