Function emptyOrderedMap

src/OrderedMap.js:112–117

()

let EMPTY_ORDERED_MAP;
export function emptyOrderedMap() {
  return (
    EMPTY_ORDERED_MAP ||
    (EMPTY_ORDERED_MAP = makeOrderedMap(emptyMap(), emptyList()))
  );
}

function updateOrderedMap(omap, k, v) {
  const map = omap._map;