Function makeOrderedSet

src/OrderedSet.js:49–55

(map, ownerID)

OrderedSetPrototype.__make = makeOrderedSet;

function makeOrderedSet(map, ownerID) {
  const set = Object.create(OrderedSetPrototype);
  set.size = map ? map.size : 0;
  set._map = map;
  set.__ownerID = ownerID;
  return set;
}

let EMPTY_ORDERED_SET;
function emptyOrderedSet() {