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define(['./_getMapData'], function(getMapData) {
  /**   * Sets the map `key` to `value`.   *   * @private   * @name set   * @memberOf MapCache   * @param {string} key The key of the value to set.   * @param {*} value The value to set.   * @returns {Object} Returns the map cache instance.   */  function mapCacheSet(key, value) {    var data = getMapData(this, key),        size = data.size;
    data.set(key, value);    this.size += data.size == size ? 0 : 1;    return this;  }
  return mapCacheSet;});