记录异常诱因,详见 https://github.com/tc39/proposal-error-cause
当前为
// ==UserScript==
// @name [DEBUG] LogExceptionCause
// @name:zh-CN [DEBUG] 异常诱因日志
// @version 1.0.0.20210925
// @namespace laster2800
// @author Laster2800
// @description Log exception cause, see https://github.com/tc39/proposal-error-cause
// @description:zh-CN 记录异常诱因,详见 https://github.com/tc39/proposal-error-cause
// @homepageURL https://greasyfork.org/zh-CN/scripts/432924
// @supportURL https://greasyfork.org/zh-CN/scripts/432924/feedback
// @license LGPL-3.0
// @include *
// @grant none
// @run-at document-start
// ==/UserScript==
(function() {
'use strict'
window.addEventListener('error', log)
window.addEventListener('unhandledrejection', log)
function log(event) {
const cause = (event.error ?? event.reason)?.cause
if (cause !== undefined) {
console.error('↓ Error is caused by', cause)
}
}
})()