scramjet/static/sw.js

// dumb hack to allow firefox to work (please dont do this in prod)
if (navigator.userAgent.includes("Firefox")) {
	Object.defineProperty(globalThis, "crossOriginIsolated", {
		value: true,
		writable: false,
	});
}

importScripts(
	"/scram/scramjet.wasm.js",
	"/scram/scramjet.shared.js",
	"/scram/scramjet.worker.js"
);

const scramjet = new ScramjetServiceWorker();

async function handleRequest(event) {
	await scramjet.loadConfig();
	if (scramjet.route(event)) {
		return scramjet.fetch(event);
	}

	return fetch(event.request);
}

self.addEventListener("fetch", (event) => {
	event.respondWith(handleRequest(event));
});