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async function postAll(data) {
const clients = await self.clients.matchAll({ includeUncontrolled: true });
for (const client of clients) {
client.postMessage(data);
}
}
onpushsubscriptionchange = ev => {
postAll({
type: ev.type,
constructor: ev.constructor.name,
oldSubscription: ev.oldSubscription?.toJSON(),
newSubscription: ev.newSubscription?.toJSON(),
});
}