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/* 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 { Preferences } = ChromeUtils.importESModule(
"resource://gre/modules/Preferences.sys.mjs"
);
var EXPORTED_SYMBOLS = ["PreferenceFilters"];
var PreferenceFilters = {
// Compare the value of a given preference. Takes a `default` value as an
// optional argument to pass into `Preferences.get`.
preferenceValue(prefKey, defaultValue) {
return Preferences.get(prefKey, defaultValue);
},
// Compare if the preference is user set.
preferenceIsUserSet(prefKey) {
return Preferences.isSet(prefKey);
},
// Compare if the preference has _any_ value, whether it's user-set or default.
preferenceExists(prefKey) {
return Preferences.has(prefKey);
},
};
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