text: /**
   * Copyright (c) 2015-present, Facebook, Inc.
   * All rights reserved.
   *
   * This source code is licensed under the BSD-style license found in the
   * LICENSE file in the root directory of this source tree. An additional grant
   * of patent rights can be found in the PATENTS file in the same directory.
   *
   * @format
   */
  
  'use strict';
  
  module.exports = function (declared) {
    return function (opts) {
      for (var p in declared) {
        if (opts[p] == null && declared[p].default != null) {
          opts[p] = declared[p].default;
        }
      }
      return opts;
    };
  };