Contact [email protected]

ExplainerNone

Specificationhttps://tc39.es/proposal-promise-with-resolvers

Summary

Promise.withResolvers is a static methods that returns a new Promise along
with its resolver functions, i.e. `const { promise, resolve, reject } =
Promise.withResolvers()`. This is a standard version of a common helper
function found in many JS libraries. Historically, some may know it as
`defer` or `deferred`.


Blink componentBlink>JavaScript>Language
<https://bugs.chromium.org/p/chromium/issues/list?q=component:Blink%3EJavaScript%3ELanguage>

TAG reviewNone

TAG review statusNot applicable

Risks


Interoperability and Compatibility

Very little risk. This is a new static method on the Promise constructor.


*Gecko*: Positive This is a Stage 3 TC39 proposal.

*WebKit*: Positive (https://bugs.webkit.org/show_bug.cgi?id=259153) This is
a Stage 3 TC39 proposal.

*Web developers*: Positive

*Other signals*:

WebView application risks

Does this intent deprecate or change behavior of existing APIs, such that
it has potentially high risk for Android WebView-based applications?

None


Debuggability



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

Is this feature fully tested by web-platform-tests
<https://chromium.googlesource.com/chromium/src/+/main/docs/testing/web_platform_tests.md>
?In test262
<https://github.com/tc39/test262/tree/1db9a49eb93fd99f97100bf8ebceabf4d45949e3/test/built-ins/Promise/withResolvers>
.

Flag name on chrome://flags--js-promise-withresolvers

Finch feature nameJavaScriptPromiseWithResolvers

Requires code in //chrome?False

Estimated milestones
Shipping on desktop 119
DevTrial on desktop 117
Shipping on Android 119
DevTrial on Android 117

Anticipated spec changes

Open questions about a feature may be a source of future web compat or
interop issues. Please list open issues (e.g. links to known github issues
in the project for the feature specification) whose resolution may
introduce web compat/interop risk (e.g., changing to naming or structure of
the API in a non-backward-compatible way).
None

Link to entry on the Chrome Platform Status
https://chromestatus.com/feature/5810984110784512

Links to previous Intent discussions

This intent message was generated by Chrome Platform Status
<https://chromestatus.com/>.

-- 
You received this message because you are subscribed to the Google Groups 
"blink-dev" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to [email protected].
To view this discussion on the web visit 
https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAN-e9e-C0T4tV-8kOVfYZVG1nL9wXqK-twi-Tj3fFp3K8V398Q%40mail.gmail.com.

Reply via email to