Issue 6449 - Switch to Harmony modules

lib/options.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/>.
  */
 
 /** @module options */
 
-"use strict";
-
-const {getDecodedHostname} = require("url");
-const {checkWhitelisted} = require("whitelisting");
-const {port} = require("messaging");
-const info = require("info");
+import {getDecodedHostname} from "url";
+import {checkWhitelisted} from "whitelisting";
+import {port} from "messaging";
+import info from "info";
 
 const optionsUrl = "options.html";
 
 function findOptionsTab(callback)
 {
   browser.tabs.query({}, tabs =>
   {
     // We find a tab ourselves because Edge has a bug when quering tabs with
     // extension URL protocol:
     // https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/8094141/
@@ skipping 79 matching lines @@
           port.off("app.listen", onMessage);
           callback(new ext.Page(tab));
         }
       }
 
       port.on("app.listen", onMessage);
     });
   }
 }
 
-let showOptions =
 /**
  * Opens the options page.
  *
  * @param {function} callback
  */
-exports.showOptions = callback =>
+export const showOptions = callback =>
 {
   findOptionsTab(optionsTab =>
   {
     // Edge does not yet support runtime.openOptionsPage (tested version 38)
     if ("openOptionsPage" in browser.runtime &&
         // Some versions of Firefox for Android before version 57 do have a
         // runtime.openOptionsPage but it doesn't do anything.
         // https://bugzilla.mozilla.org/show_bug.cgi?id=1364945
         (info.application != "fennec" ||
          parseInt(info.applicationVersion, 10) >= 57))
@@ skipping 66 matching lines @@
         args: [
           {
             host: getDecodedHostname(currentPage.url).replace(/^www\./, ""),
             whitelisted: !!checkWhitelisted(currentPage)
           }
         ]
       });
     });
   });
 });