a4505e4125
For popular modules used by many DevTools add-ons, add shim files which wrap the modules and make them available at their previous location. Each shim includes a deprecation warning to make devs and users aware of the issue.
43 lines
1.6 KiB
JavaScript
43 lines
1.6 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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/**
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* This file only exists to support add-ons which import this module at a
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* specific path.
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*/
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(function (factory) { // Module boilerplate
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if (this.module && module.id.indexOf("event-emitter") >= 0) { // require
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factory.call(this, require, exports, module);
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} else { // Cu.import
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const Cu = Components.utils;
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const { require } =
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Cu.import("resource://gre/modules/devtools/shared/Loader.jsm", {});
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this.isWorker = false;
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this.promise = Cu.import("resource://gre/modules/Promise.jsm", {}).Promise;
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factory.call(this, require, this, { exports: this });
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this.EXPORTED_SYMBOLS = ["EventEmitter"];
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}
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}).call(this, function (require, exports, module) {
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const { Cu } = require("chrome");
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const Services = require("Services");
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const WARNING_PREF = "devtools.migration.warnings";
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// Cu and Services aren't accessible from workers
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if (Cu && Services && Services.prefs &&
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Services.prefs.getBoolPref(WARNING_PREF)) {
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const { Deprecated } =
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Cu.import("resource://gre/modules/Deprecated.jsm", {});
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Deprecated.warning("This path to event-emitter.js is deprecated. Please " +
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"use require(\"devtools/shared/event-emitter\") to " +
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"load this module.",
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"https://bugzil.la/912121");
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}
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const EventEmitter = require("devtools/shared/event-emitter");
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this.EventEmitter = EventEmitter;
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module.exports = EventEmitter;
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});
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