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define(['./_addMapEntry', './_arrayReduce', './_mapToArray'], function(addMapEntry, arrayReduce, mapToArray) {
  /** Used to compose bitmasks for cloning. */  var CLONE_DEEP_FLAG = 1;
  /**   * Creates a clone of `map`.   *   * @private   * @param {Object} map The map to clone.   * @param {Function} cloneFunc The function to clone values.   * @param {boolean} [isDeep] Specify a deep clone.   * @returns {Object} Returns the cloned map.   */  function cloneMap(map, isDeep, cloneFunc) {    var array = isDeep ? cloneFunc(mapToArray(map), CLONE_DEEP_FLAG) : mapToArray(map);    return arrayReduce(array, addMapEntry, new map.constructor);  }
  return cloneMap;});