uBlock/platform/mv3/extension/js/ext.js

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/*******************************************************************************
uBlock Origin - a browser extension to block requests.
Copyright (C) 2022-present Raymond Hill
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/}.
Home: https://github.com/gorhill/uBlock
*/
/* jshint esversion:11 */
'use strict';
/******************************************************************************/
const browser =
self.browser instanceof Object &&
self.browser instanceof Element === false
? self.browser
: self.chrome;
const dnr = browser.declarativeNetRequest;
const i18n = browser.i18n;
const runtime = browser.runtime;
/******************************************************************************/
// The extension's service worker can be evicted at any time, so when we
// send a message, we try a few more times when the message fails to be sent.
function sendMessage(msg) {
return new Promise((resolve, reject) => {
let i = 5;
const send = ( ) => {
runtime.sendMessage(msg).then(response => {
resolve(response);
}).catch(reason => {
i -= 1;
if ( i <= 0 ) {
reject(reason);
} else {
setTimeout(send, 200);
}
});
};
send();
});
}
/******************************************************************************/
export { browser, dnr, i18n, runtime, sendMessage };