To conform to the specification, ExtendableEvent.waitUntil() and FetchEvent.respondWith() can now be called during the microtask checkpoint at the end of event dispatch. Previously, this would throw an InvalidStateError.
Specification being incubated in a Community Group
Status in Chromium
Enabled by default
Consensus & Standardization
Search tagsservice, serviceworker, worker, event, dispatch, microtask, respondWith, waitUntil,
Last updated on 2020-11-09