yomichan/ext/fg/js/util.js
toasted-nutbread c933a55b81 Handle messages with unexpected response format
The response parameter can be undefined
2019-05-04 13:02:56 -04:00

46 lines
1.5 KiB
JavaScript

/*
* Copyright (C) 2016-2017 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/>.
*/
function utilAsync(func) {
return function(...args) {
func.apply(this, args);
};
}
function utilInvoke(action, params={}) {
return new Promise((resolve, reject) => {
try {
chrome.runtime.sendMessage({action, params}, (response) => {
if (response !== null && typeof response === 'object') {
if (response.error) {
reject(response.error);
} else {
resolve(response.result);
}
} else {
reject(`Unexpected response of type ${typeof response}`);
}
});
} catch (e) {
window.yomichan_orphaned = true;
reject(e.message);
}
});
}