michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: "use strict";
michael@0: 
michael@0: // This module basically translates system/events to a SDK standard events
michael@0: // so that `map`, `filter` and other utilities could be used with them.
michael@0: 
michael@0: module.metadata = {
michael@0:   "stability": "experimental"
michael@0: };
michael@0: 
michael@0: const events = require("../system/events");
michael@0: const { emit } = require("../event/core");
michael@0: 
michael@0: let channel = {};
michael@0: 
michael@0: function forward({ subject, type, data })
michael@0:   emit(channel, "data", { target: subject, type: type, data: data });
michael@0: 
michael@0: ["popupshowing", "popuphiding", "popupshown", "popuphidden",
michael@0: "document-element-inserted", "DOMContentLoaded", "load"
michael@0: ].forEach(function(type) events.on(type, forward));
michael@0: 
michael@0: exports.events = channel;