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importScripts('sw-helpers.js');
async function getFetchResult(record) {
try {
await record.responseReady;
} catch (e) {
return {
response: false,
name: e.name,
};
}
return {
response: true,
};
}
self.addEventListener('backgroundfetchabort', event => {
event.waitUntil(
event.registration.matchAll()
.then(records =>
Promise.all(records.map(record => getFetchResult(record))))
.then(results => sendMessageToDocument({results})));
});
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