text: /*
   * Copyright 2020 American Express Travel Related Services Company, Inc.
   *
   * 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.
   */
  
  export function createMessageContext({ getID = () => 'id', transformData = pass => pass } = {}) {
    return function messenger(event, context) {
      if (event.data) {
        const { [getID()]: id, ...data } = 'json' in event.data ? event.data.json() : event.data;
  
        if (id) {
          context.set('id', id);
          context.set('data', transformData(data, event, context));
        }
      }
    };
  }
  
  export function createMessenger(resolvers = {}) {
    return function messenger(event, context) {
      const { id, data } = context.get();
  
      if (id in resolvers) {
        event.waitUntil(resolvers[id](data, event, context));
      }
    };
  }
  