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/*
* Copyright (C) 2019 Alex Yatskov <alex@foosoft.net>
* Author: Alex Yatskov <alex@foosoft.net>
*
* 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 <http://www.gnu.org/licenses/>.
*/
// toIterable is required on Edge for cross-window origin objects.
function toIterable(value) {
if (typeof Symbol !== 'undefined' && typeof value[Symbol.iterator] !== 'undefined') {
return value;
}
if (value !== null && typeof value === 'object') {
const length = value.length;
if (typeof length === 'number' && Number.isFinite(length)) {
const array = [];
for (let i = 0; i < length; ++i) {
array.push(value[i]);
}
return array;
}
}
throw new Error('Could not convert to iterable');
}
function extensionHasChrome() {
try {
return typeof chrome === 'object' && chrome !== null;
} catch (e) {
return false;
}
}
function extensionHasBrowser() {
try {
return typeof browser === 'object' && browser !== null;
} catch (e) {
return false;
}
}
function errorToJson(error) {
return {
name: error.name,
message: error.message,
stack: error.stack
};
}
function jsonToError(jsonError) {
const error = new Error(jsonError.message);
error.name = jsonError.name;
error.stack = jsonError.stack;
return error;
}
function logError(error, alert) {
const manifest = chrome.runtime.getManifest();
let errorMessage = `${manifest.name} v${manifest.version} has encountered an error.\n`;
errorMessage += `Originating URL: ${window.location.href}\n`;
const errorString = `${error.toString ? error.toString() : error}`;
const stack = `${error.stack}`.trimRight();
errorMessage += (!stack.startsWith(errorString) ? `${errorString}\n${stack}` : `${stack}`);
errorMessage += '\n\nIssues can be reported at https://github.com/FooSoft/yomichan/issues';
console.error(errorMessage);
if (alert) {
window.alert(`${errorString}\n\nCheck the developer console for more details.`);
}
}
const EXTENSION_IS_BROWSER_EDGE = (
extensionHasBrowser() &&
(!extensionHasChrome() || (typeof chrome.runtime === 'undefined' && typeof browser.runtime !== 'undefined'))
);
if (EXTENSION_IS_BROWSER_EDGE) {
// Edge does not have chrome defined.
chrome = browser;
}
function promiseTimeout(delay, resolveValue) {
if (delay <= 0) {
return Promise.resolve(resolveValue);
}
let timer = null;
let promiseResolve = null;
let promiseReject = null;
const complete = (callback, value) => {
if (callback === null) { return; }
if (timer !== null) {
window.clearTimeout(timer);
timer = null;
}
promiseResolve = null;
promiseReject = null;
callback(value);
};
const resolve = (value) => complete(promiseResolve, value);
const reject = (value) => complete(promiseReject, value);
const promise = new Promise((resolve, reject) => {
promiseResolve = resolve;
promiseReject = reject;
});
timer = window.setTimeout(() => {
timer = null;
resolve(resolveValue);
}, delay);
promise.resolve = resolve;
promise.reject = reject;
return promise;
}
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