54 lines
1.6 KiB
JavaScript
54 lines
1.6 KiB
JavaScript
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/*
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* Copyright (C) 2019 Alex Yatskov <alex@foosoft.net>
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* Author: Alex Yatskov <alex@foosoft.net>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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function toIterable(value) {
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if (typeof Symbol !== 'undefined' && typeof value[Symbol.iterator] !== 'undefined') {
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return value;
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}
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const array = JSON.parse(JSON.stringify(value));
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return Array.isArray(array) ? array : [];
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}
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function extensionHasChrome() {
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try {
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return typeof chrome === 'object' && chrome !== null;
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} catch (e) {
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return false;
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}
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}
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function extensionHasBrowser() {
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try {
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return typeof browser === 'object' && browser !== null;
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} catch (e) {
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return false;
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}
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}
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const EXTENSION_IS_BROWSER_EDGE = (
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extensionHasBrowser() &&
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(!extensionHasChrome() || (typeof chrome.runtime === 'undefined' && typeof browser.runtime !== 'undefined'))
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);
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if (EXTENSION_IS_BROWSER_EDGE) {
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// Edge does not have chrome defined.
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chrome = browser;
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}
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