Intent to Ship: Async functions

[Daniel Ehrenberg]

Contact emails

litt...@chromium.org

Spec

Async Functions, Stage 4 at TC39

Summary

Async functions make it easy to write code which needs to "block" on certain asynchronous events JavaScript.

Link to “Intent to Implement” v8-users discussion

Intent to implement async/await functions

Is this feature supported on all six Blink platforms (Windows, Mac, Linux, Chrome OS, Android, and Android WebView)?

Yes

Interoperability and Compatibility Risk

In development or shipped behind a flag in Edge, Safari and Firefox. All implementations are working towards full specification compliance. The syntax is backwards-compatible; contextual keywords are added which do not break existing JavaScript code

OWP launch tracking bug

https://bugs.chromium.org/p/v8/issues/detail?id=4483

Entry on the feature dashboard

https://www.chromestatus.com/features/5643236399906816

Requesting approval to ship

Yes

[Adam Klein]

LGTM!

[Addy Osmani]

This is terribly exciting. Thanks, Daniel. Could you comment on the current state of debugging support for async functions? I believe the last I checked there was further work to be done here but it may have come further along since :)