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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
"use strict";
/**
*
* The site assumes that its code will run before the window load event, and
* so their buttons will not function properly if that is untrue. We can call
* those event listeners immediately as they try to add them, if the document
* readyState is already "complete", which fixes this bug.
*/
/* globals exportFunction */
console.info(
"running late window load listeners for compatibility reasons. See https://bugzilla.mozilla.org/show_bug.cgi?id=1939248 for details."
);
(function runLateWindowLoadEventListenersImmediately() {
const { prototype } = window.wrappedJSObject.EventTarget;
const { addEventListener } = prototype;
prototype.addEventListener = exportFunction(function (type, b, c, d) {
if (
this !== window ||
document?.readyState !== "complete" ||
type?.toLowerCase() !== "load"
) {
return addEventListener.call(this, type, b, c, d);
}
console.log("window.addEventListener(load) called too late, so calling", b);
try {
b?.call();
} catch (e) {
console.error(e);
}
return undefined;
}, window);
})();