/* * Copyright (C) 2016-2020 Yomichan Authors * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <https://www.gnu.org/licenses/>. */ function utilIsolate(value) { if (value === null) { return null; } switch (typeof value) { case 'boolean': case 'number': case 'string': case 'bigint': case 'symbol': return value; } const stringValue = JSON.stringify(value); return typeof stringValue === 'string' ? JSON.parse(stringValue) : null; } function utilFunctionIsolate(func) { return function isolatedFunction(...args) { try { args = args.map((v) => utilIsolate(v)); return func.call(this, ...args); } catch (e) { try { String(func); } catch (e2) { // Dead object return; } throw e; } }; } function utilBackgroundIsolate(data) { const backgroundPage = chrome.extension.getBackgroundPage(); return backgroundPage.utilIsolate(data); } function utilBackgroundFunctionIsolate(func) { const backgroundPage = chrome.extension.getBackgroundPage(); return backgroundPage.utilFunctionIsolate(func); } function utilBackend() { const backend = chrome.extension.getBackgroundPage().yomichanBackend; if (!backend.isPrepared()) { throw new Error('Backend not ready yet'); } return backend; } function utilReadFileArrayBuffer(file) { return new Promise((resolve, reject) => { const reader = new FileReader(); reader.onload = () => resolve(reader.result); reader.onerror = () => reject(reader.error); reader.readAsArrayBuffer(file); }); }