Contact emailsrez...@chromium.org, s...@chromium.org

ExplainerNone

Specificationhttps://tc39.es/proposal-explicit-resource-management

Summary

This feature addresses a common pattern in software development regarding
the lifetime and management of various resources (memory, I/O, etc.). This
pattern generally includes the allocation of a resource and the ability to
explicitly release critical resources.


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

No known interop or web compat risk.


*Gecko*: Positive (https://bugzilla.mozilla.org/show_bug.cgi?id=1569081)
This is a TC39 Stage 3 proposal.

*WebKit*: Positive (https://bugs.webkit.org/show_bug.cgi?id=248707) This is
a TC39 Stage 3 proposal.

*Web developers*: No signals

*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

We have added Devtools support for this proposal.


Will this feature be supported on all six Blink platforms (Windows, Mac,
Linux, ChromeOS, 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>
?Yes

https://github.com/tc39/test262/tree/05c45a4c430ab6fee3e0c7f0d47d8a30d8876a6d/test/staging/explicit-resource-management


Flag name on about://flagsNone

Finch feature nameV8Flag_js_explicit_resource_management

Requires code in //chrome?False

Tracking bughttps://issues.chromium.org/issues/42203506

Estimated milestones
Shipping on desktop 133
DevTrial on desktop 131

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/5071680358842368?gate=5185990493995008

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

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