The Tor Browser / file revision

 /* This Source Code Form is subject to the terms of the Mozilla Public

  * License, v. 2.0. If a copy of the MPL was not distributed with this

  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

 "use strict";

 module.metadata = {

   "stability": "unstable"

 };

 const { events } = require("../window/events");

 const { filter } = require("../event/utils");

 const { isBrowser } = require("../window/utils");

 // TODO: `isBrowser` detects weather window is a browser by checking

 // `windowtype` attribute, which means that all 'open' events will be

 // filtered out since document is not loaded yet. Maybe we can find a better

 // implementation for `isBrowser`. Either way it's not really needed yet

 // neither window tracker provides this event.

 exports.events = filter(events, function({target}) isBrowser(target));