loopback-connector/lib/utils.js

// Copyright IBM Corp. 2015,2019. All Rights Reserved.
// Node module: loopback-connector
// This file is licensed under the MIT License.
// License text available at https://opensource.org/licenses/MIT

'use strict';
const Promise = require('bluebird');

exports.createPromiseCallback = createPromiseCallback;

function createPromiseCallback() {
  let cb;
  const promise = new Promise(function(resolve, reject) {
    cb = function(err, data) {
      if (err) return reject(err);
      return resolve(data);
    };
  });
  cb.promise = promise;
  return cb;
}