kurento-client/lib/createPromise.js

JavaScript Client API for Kurento Media Server

/*
 * (C) Copyright 2014 Kurento (http://kurento.org/)
 *
 * 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.
 *
 */

var async = require('async');
var disguise = require('./disguise')
var promiseCallback = require('promisecallback');

function createPromise(data, func, callback) {
  var promise = new Promise(function (resolve, reject) {
    function callback2(error, result) {
      if (error) return reject(error);
      //resolve(result)
      resolve(disguise.unthenable(result));
    };

    if (data instanceof Array)
      async.map(data, func, callback2);
    else
      func(data, callback2);
  });

  return promiseCallback(promise, callback);
};

module.exports = createPromise;