Method get

src/Map.js:186–194

(shift, keyHash, key, notSetValue)

  }

  get(shift, keyHash, key, notSetValue) {
    const entries = this.entries;
    for (let ii = 0, len = entries.length; ii < len; ii++) {
      if (is(key, entries[ii][0])) {
        return entries[ii][1];
      }
    }
    return notSetValue;
  }

  update(ownerID, shift, keyHash, key, value, didChangeSize, didAlter) {
    const removed = value === NOT_SET;