/** * We are used by test_formSubmission.html to immediately activate and start * controlling its page. We operate in 3 modes, conveyed via ?MODE appended to * our URL. * * - "no-fetch": Don't register a fetch listener so that the optimized fetch * event bypass happens. * - "reset-fetch": Do register a fetch listener, reset every interception. * - "proxy-fetch": Do register a fetch listener, resolve every interception * with fetch(event.request).
*/
const mode = location.search.slice(1);
// Fetch handling. if (mode !== "no-fetch") {
addEventListener("fetch", function (event) { if (mode === "reset-fetch") { // Don't invoke respondWith, resetting the interception. return;
} if (mode === "proxy-fetch") { // Per the spec, there's an automatic waitUntil() on this too.
event.respondWith(fetch(event.request));
}
});
}
// Go straight to activation, bypassing waiting.
addEventListener("install", function (event) {
event.waitUntil(skipWaiting());
}); // Control the test document ASAP.
addEventListener("activate", function (event) {
event.waitUntil(clients.claim());
});
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