self.addEventListener('fetch', event => {
if (event.request.url.endsWith('.html') || event.request.url.includes('passthrough')) {
event.respondWith(fetch(event.request));
return;
}
const slash = event.request.url.lastIndexOf('/');
const name = event.request.url.substring(slash + 1);
const blob = new Blob([`responseFromServiceWorker:${ name}`], {type : 'text/css'});
const response = new Response(blob, { "status" : 200 , "statusText" : "OK" });
event.respondWith(response);
});
self.addEventListener('activate', event => {
event.waitUntil(clients.claim());
});
