toolkit/components/backgroundtasks/dbg-actors.js

   1 /* This Source Code Form is subject to the terms of the Mozilla Public
   2  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
   3  * You can obtain one at http://mozilla.org/MPL/2.0/. */
   4
   5 /* globals require, exports */
   6
   7 "use strict";
   8
   9 const { DevToolsServer } = require("devtools/server/devtools-server");
  10 const { RootActor } = require("devtools/server/actors/root");
  11 const { BrowserTabList } = require("devtools/server/actors/webbrowser");
  12 const { ProcessActorList } = require("devtools/server/actors/process");
  13 const {
  14   ActorRegistry,
  15 } = require("devtools/server/actors/utils/actor-registry");
  16
  17 /**
  18  * background-task specific actors.
  19  *
  20  */
  21
  22 /**
  23  * Construct a root actor appropriate for use in a server running a background task.
  24  */
  25 function createRootActor(connection) {
  26   let parameters = {
  27     tabList: new BackgroundTaskTabList(connection),
  28     processList: new ProcessActorList(),
  29     globalActorFactories: ActorRegistry.globalActorFactories,
  30     onShutdown() {},
  31   };
  32   return new RootActor(connection, parameters);
  33 }
  34 exports.createRootActor = createRootActor;
  35
  36 /**
  37  * A "stub" TabList implementation that provides no tabs.
  38  */
  39 class BackgroundTaskTabList extends BrowserTabList {
  40   getList() {
  41     return Promise.resolve([]);
  42   }
  43 }