Issue 6447 - Switch to Harmony modules in lib/*

lib/downloader.js

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-present eyeo GmbH
  *
  * Adblock Plus is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
  * Adblock Plus is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
  * along with Adblock Plus.  If not, see <http://www.gnu.org/licenses/>.
  */
 
 "use strict";
 
 /**
  * @fileOverview Downloads a set of URLs in regular time intervals.
  */
 
-const {Utils} = require("utils");
+import {Utils} from "utils";
 
-const MILLIS_IN_SECOND = exports.MILLIS_IN_SECOND = 1000;
-const MILLIS_IN_MINUTE = exports.MILLIS_IN_MINUTE = 60 * MILLIS_IN_SECOND;
-const MILLIS_IN_HOUR = exports.MILLIS_IN_HOUR = 60 * MILLIS_IN_MINUTE;
-const MILLIS_IN_DAY = exports.MILLIS_IN_DAY = 24 * MILLIS_IN_HOUR;
+export const MILLIS_IN_SECOND = 1000;
+export const MILLIS_IN_MINUTE = 60 * MILLIS_IN_SECOND;
+export const MILLIS_IN_HOUR = 60 * MILLIS_IN_MINUTE;
+export const MILLIS_IN_DAY = 24 * MILLIS_IN_HOUR;
 
-let Downloader =
 /**
  * Creates a new downloader instance.
  * @param {Function} dataSource
  *   Function that will yield downloadable objects on each check
  * @param {number} initialDelay
  *   Number of milliseconds to wait before the first check
  * @param {number} checkInterval
  *   Interval between the checks
  * @constructor
  */
-exports.Downloader = function(dataSource, initialDelay, checkInterval)
+export function Downloader(dataSource, initialDelay, checkInterval)
 {
   this.dataSource = dataSource;
   this._timer = Cc["@mozilla.org/timer;1"].createInstance(Ci.nsITimer);
   this._timer.initWithCallback(() =>
   {
     this._timer.delay = checkInterval;
     this._doCheck();
   }, initialDelay, Ci.nsITimer.TYPE_REPEATING_SLACK);
   this._downloading = Object.create(null);
-};
+}
+
 Downloader.prototype =
 {
   /**
    * Timer triggering the downloads.
    * @type {nsITimer}
    */
   _timer: null,
 
   /**
    * Map containing the URLs of objects currently being downloaded as its keys.
@@ skipping 294 matching lines @@
     let now = Date.now();
     return [now + soft, now + hard];
   }
 };
 
 /**
  * An object that can be downloaded by the downloadable
  * @param {string} url  URL that has to be requested for the object
  * @constructor
  */
-let Downloadable = exports.Downloadable = function Downloadable(url)
+export function Downloadable(url)
 {
   this.url = url;
-};
+}
+
 Downloadable.prototype =
 {
   /**
    * URL that has to be requested for the object.
    * @type {string}
    */
   url: null,
 
   /**
    * URL that the download was redirected to if any.
@@ skipping 31 matching lines @@
    * @type {number}
    */
   hardExpiration: 0,
 
   /**
    * Number indicating how often the object was downloaded.
    * @type {number}
    */
   downloadCount: 0
 };