text: /* */ 
  var nativeCreate = require('./_nativeCreate');
  var HASH_UNDEFINED = '__lodash_hash_undefined__';
  function hashSet(key, value) {
    var data = this.__data__;
    this.size += this.has(key) ? 0 : 1;
    data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value;
    return this;
  }
  module.exports = hashSet;
  