On Fri, Nov 18, 2022 at 1:59 PM Marja Hölttä <[email protected]> wrote:
> Contact [email protected], [email protected] > > Explainer > https://github.com/tc39/proposal-resizablearraybuffer/blob/master/README.md > > Specificationhttps://tc39.es/proposal-resizablearraybuffer/ > > Summary > > Extend the ArrayBuffer constructors to take an additional maximum length > that allows in-place growth and shrinking of buffers. Similarly, > SharedArrayBuffer is extended to take an additional maximum length that > allows in-place growth. > > > Blink componentBlink>JavaScript>Language > <https://bugs.chromium.org/p/chromium/issues/list?q=component:Blink%3EJavaScript%3ELanguage> > > TAG review > > TAG review statusNot applicable > > Risks > > > Interoperability and Compatibility > > Interop risk exists in that resizing and growing the backing store, as > well as reserving the initial virtual memory, are platform and > OS-dependent. To that end the spec draft recommends implementation > guidelines: > https://tc39.es/proposal-resizablearraybuffer/#sec-maxbytelength-guidelines > > > *Gecko*: Positive (https://bugzilla.mozilla.org/show_bug.cgi?id=1670026) > Assumed positive because this proposal is Stage 3 in TC39. > > *WebKit*: Positive Assumed positive because this proposal is Stage 3 in > TC39. > Do you know what their shipping plans are? Otherwise, what's the backwards compat story? Is there feature detection for this new capability? > > *Web developers*: No signals > > *Other signals*: - > > Security > > ArrayBuffers and TypedArrays are a leading vector of attack. The feature > has been designed to be implementable with a fixed data pointer to the > backing store. See > https://github.com/tc39/proposal-resizablearraybuffer#security The > security review has been done by the V8 Security team. > > > WebView application risks > > - > > > > Debuggability > > DevTools can already debug ArrayBuffers and SharedArrayBuffers. > > > 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> > ?Tested by test262 > > Flag name--harmony-rab-gsab > > Requires code in //chrome?False > > Tracking bughttps://bugs.chromium.org/p/v8/issues/detail?id=11111 > > Estimated milestones > > M110 > > > Anticipated spec changes > > Included in the proposal's spec > > > Link to entry on the Chrome Platform Status > https://chromestatus.com/feature/4668361878274048 > > This intent message was generated by Chrome Platform Status > <https://chromestatus.com/>. > > -- > > > Google Germany GmbH > > Erika-Mann-Straße 33 > > 80636 München > > Geschäftsführer: Paul Manicle, Liana Sebastian. > > Registergericht und -nummer: Hamburg, HRB 86891 > > Sitz der Gesellschaft: Hamburg > > Diese E-Mail ist vertraulich. Falls sie diese fälschlicherweise erhalten > haben sollten, leiten Sie diese bitte nicht an jemand anderes weiter, > löschen Sie alle Kopien und Anhänge davon und lassen Sie mich bitte wissen, > dass die E-Mail an die falsche Person gesendet wurde. > > > > This e-mail is confidential. If you received this communication by > mistake, please don't forward it to anyone else, please erase all copies > and attachments, and please let me know that it has gone to the wrong > person. > > -- > 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/CAED6dUCUWtDVcF%3DvvLvZcC1ng2CDgtn0UufjjCCoj9kK9%2BqaOg%40mail.gmail.com > <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAED6dUCUWtDVcF%3DvvLvZcC1ng2CDgtn0UufjjCCoj9kK9%2BqaOg%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > -- 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/CAL5BFfUcCY2Q%2BpKOPMKj-N-5542%2Bu_NXJv7cukEa90NBYTf6Lw%40mail.gmail.com.
