text: /*****************************************************************************
   * Open MCT, Copyright (c) 2014-2016, United States Government
   * as represented by the Administrator of the National Aeronautics and Space
   * Administration. All rights reserved.
   *
   * Open MCT is licensed under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   * http://www.apache.org/licenses/LICENSE-2.0.
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
   * License for the specific language governing permissions and limitations
   * under the License.
   *
   * Open MCT includes source code licensed under additional open source
   * licenses. See the Open Source Licenses file (LICENSES.md) included with
   * this source code distribution or the Licensing information page available
   * at runtime from the About dialog for additional information.
   *****************************************************************************/
  define(['./Transaction'], function (Transaction) {
      /**
       * A nested transaction is a transaction which takes place in the context
       * of a larger parent transaction. It becomes part of the parent
       * transaction when (and only when) committed.
       * @param parent
       * @constructor
       * @extends {platform/commonUI/edit/services.Transaction}
       * @memberof platform/commonUI/edit/services
       */
      function NestedTransaction(parent) {
          this.parent = parent;
          Transaction.call(this, parent.$log);
      }
  
      NestedTransaction.prototype = Object.create(Transaction.prototype);
  
      NestedTransaction.prototype.commit = function () {
          this.parent.add(
              Transaction.prototype.commit.bind(this),
              Transaction.prototype.cancel.bind(this)
          );
          return Promise.resolve(true);
      };
  
      return NestedTransaction;
  });
  