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define(['./_copyObject', './_getSymbols'], function(copyObject, getSymbols) {
  /**   * Copies own symbols of `source` to `object`.   *   * @private   * @param {Object} source The object to copy symbols from.   * @param {Object} [object={}] The object to copy symbols to.   * @returns {Object} Returns `object`.   */  function copySymbols(source, object) {    return copyObject(source, getSymbols(source), object);  }
  return copySymbols;});