[v8-users] Re: [v8-dev] Intent to ship: BigInt, BigInt64Array, BigUint64Array

2018-03-06 Thread Sathya Gunasekaran 
LGTM

On Fri, Mar 2, 2018 at 11:25 AM, Jakob Kummerow  wrote:
> Note that this is a v8/JavaScript feature, so this post is just an FYI for
> blink-dev — no signoff from Blink API owners is required.
>
>
> Contact emails
>
> jkumme...@chromium.org, n...@chromium.org
>
>
> Explainer
>
> https://github.com/tc39/proposal-bigint/blob/master/README.md
>
>
> Spec
>
> https://tc39.github.io/proposal-bigint
>
>
> Summary
>
> This proposal brings arbitrary-precision integers to JavaScript, along with
> new TypedArrays with signed and unsigned 64-bit integer elements.
>
>
> Is this feature supported on all six Blink platforms (Windows, Mac, Linux,
> Chrome OS, Android, and Android WebView)?
>
> Yes.
>
>
> Debuggability
>
> As of this writing, DevTools support is being worked on. It will be
> available before shipping.
>
> All the usual DevTools features will work for code containing BigInts.
>
>
> Interoperability risk
>
> Edge: No public signals
>
> Firefox: In development:
> https://bugzilla.mozilla.org/show_bug.cgi?id=1366287
>
> Safari: In development: https://bugs.webkit.org/show_bug.cgi?id=179001
>
> Web developers: Positive, e.g.
> https://github.com/tc39/proposal-bigint/issues/53
>
>
> Compatibility risk
>
> BigInt literals were invalid syntax before.
>
> The "BigInt", "BigInt64Array", "BigUint64Array" constructors could clash
> with user-defined globals.
>
>
> Activation risk
>
> The semantics of the BigInt proposal are not polyfillable (it would require
> operator overloading).
>
>
> Tests
>
> test262 contains tests for BigInt, BigInt64Array, BigUintArray, which V8
> passes.
>
> V8 also has its own tests:
> https://chromium.googlesource.com/v8/v8/+/master/test/mjsunit/harmony/bigint
>
>
> Tracking bug
>
> crbug.com/v8/6791
>
>
> Entry on the feature dashboard
>
> https://www.chromestatus.com/features/5371603852460032
>
>
> Requesting approval to ship?
>
> Yes.
>
> We would like to ship BigInts on ToT in ~3 weeks, in time for Chrome 67.
>
>
> --
> --
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> v8-...@googlegroups.com
> http://groups.google.com/group/v8-dev
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Re: [v8-users] Re: [v8-dev] Intent to ship: BigInt, BigInt64Array, BigUint64Array

2018-03-02 Thread ramonpf1950 

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[v8-users] Re: [v8-dev] Intent to ship: BigInt, BigInt64Array, BigUint64Array

2018-03-02 Thread 'Mathias Bynens' via v8-users 



On Fri, Mar 2, 2018 at 8:25 PM Jakob Kummerow 
wrote:

> Note that this is a v8/JavaScript feature, so this post is just an FYI for
> blink-dev — no signoff from Blink API owners is required.
>
>
> *Contact emails*
>
> jkumme...@chromium.org, n...@chromium.org
>
>
> *Explainer*
>
> https://github.com/tc39/proposal-bigint/blob/master/README.md
>
>
> *Spec*
>
> https://tc39.github.io/proposal-bigint
>
>
> *Summary*
>
> This proposal brings arbitrary-precision integers to JavaScript, along
> with new TypedArrays with signed and unsigned 64-bit integer elements.
>
>
> *Is this feature supported on all six Blink platforms (Windows, Mac,
> Linux, Chrome OS, Android, and Android WebView)?*
>
> Yes.
>
>
> *Debuggability*
>
> As of this writing, DevTools support is being worked on. It will be
> available before shipping.
>
> All the usual DevTools features will work for code containing BigInts.
>
>
> *Interoperability risk*
>
> Edge: No public signals
>
> Firefox: In development:
> https://bugzilla.mozilla.org/show_bug.cgi?id=1366287
>
> Safari: In development: https://bugs.webkit.org/show_bug.cgi?id=179001
>
> Web developers: Positive, e.g.
> https://github.com/tc39/proposal-bigint/issues/53
>
>
> *Compatibility risk*
>
> BigInt literals were invalid syntax before.
>
> The "BigInt", "BigInt64Array", "BigUint64Array" constructors could clash
> with user-defined globals.
>
>
> *Activation risk*
>
> The semantics of the BigInt proposal are not polyfillable (it would
> require operator overloading).
>
>
> *Tests*
>
> test262 contains tests for BigInt, BigInt64Array, BigUintArray, which V8
> passes.
>
> V8 also has its own tests:
> https://chromium.googlesource.com/v8/v8/+/master/test/mjsunit/harmony/bigint
>
>
> *Tracking bug*
>
> crbug.com/v8/6791
>
>
> *Entry on the feature dashboard*
>
> https://www.chromestatus.com/features/5371603852460032
>
>
> *Requesting approval to ship?*
>
> Yes.
>
> We would like to ship BigInts on ToT in ~3 weeks, in time for Chrome 67.
>
>
> --
> --
> v8-dev mailing list
> v8-...@googlegroups.com
> http://groups.google.com/group/v8-dev
> ---
> You received this message because you are subscribed to the Google Groups
> "v8-dev" group.
> To unsubscribe from this group and stop receiving emails from it, send an
> email to v8-dev+unsubscr...@googlegroups.com.
> For more options, visit https://groups.google.com/d/optout.
>

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