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var keepPromiseAlive;
onfetch = function (event) {
event.waitUntil(
clients.matchAll().then(clients => {
clients.forEach(client => {
client.postMessage("continue");
});
})
);
// Never resolve, and keep it alive on our global so it can't get GC'ed and
// make this test weird and intermittent.
event.respondWith((keepPromiseAlive = new Promise(function (res, rej) {})));
};
addEventListener("activate", function (event) {
event.waitUntil(clients.claim());
});