fune/toolkit/components/filewatcher/tests/xpcshell/head.js

27 lines
904 B
JavaScript

/* 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";
const { OS } = ChromeUtils.import("resource://gre/modules/osfile.jsm");
const { Promise } = ChromeUtils.import("resource://gre/modules/Promise.jsm");
function makeWatcher() {
let watcher = Cc[
"@mozilla.org/toolkit/filewatcher/native-file-watcher;1"
].getService(Ci.nsINativeFileWatcherService);
return watcher;
}
function promiseAddPath(watcher, resource, onChange = null, onError = null) {
return new Promise(resolve =>
watcher.addPath(resource, onChange, onError, resolve)
);
}
function promiseRemovePath(watcher, resource, onChange = null, onError = null) {
return new Promise(resolve =>
watcher.removePath(resource, onChange, onError, resolve)
);
}