yomichan/ext/bg/js/util.js
toasted-nutbread cdf191336a
Clone function (#624)
* Add clone function

* Replace utilIsolate with clone

* Replace JsonSchema.isolate with clone function

* Include core.js for tests which use json-schema.js

* Update visisted set
2020-06-28 12:38:34 -04:00

52 lines
1.6 KiB
JavaScript

/*
* 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 utilFunctionIsolate(func) {
return function isolatedFunction(...args) {
try {
args = args.map((v) => clone(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.clone(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;
}