My LGTM1 still stands! :)

On Wed, Mar 8, 2023 at 8:40 AM Traian Captan <[email protected]> wrote:

> Hi,
>
> Following the previous conversation, we worked on adding support for the
> missing functionality that is currently described in the image-set spec
> <https://w3c.github.io/csswg-drafts/css-images-4/#image-set-notation>.
>
> Here is the updated intent:
>
> Contact [email protected]
>
> ExplainerNone
>
> Specification
> https://w3c.github.io/csswg-drafts/css-images-4/#image-set-notation
>
> Summary
>
> Unprefix -webkit-image-set to expose the current image-set functionality
> without needing the '-webkit-' prefix, and add support for the
> functionality currently described in the image-set spec.
>
>
> Blink componentBlink
> <https://bugs.chromium.org/p/chromium/issues/list?q=component:Blink>
>
> Search tagsimage-set <https://chromestatus.com/features#tags:image-set>
>
> TAG reviewSkipping because this is a straightforward interop fix.
>
> TAG review statusNot applicable
>
> Risks
>
>
> Interoperability and Compatibility
>
> The Interoperability Risk is Low. This change increases interop with Gecko
> and WebKit which already support both '-webkit-' prefixed and unprefixed
> image-set, and are also actively working on improving their image-set
> implementations as part of Interop 2023 efforts. The Compatibility Risk is
> Low.
>
>
> *Gecko*: Shipped/Shipping (
> https://hg.mozilla.org/integration/autoland/rev/5c09b1d070e2)
>
> *WebKit*: Shipped/Shipping (
> https://trac.webkit.org/changeset/202765/webkit)
>
> *Web developers*: Strongly positive This issue has been Starred by 55
> users.
>
> *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?
>
> No
>
>
> 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>
> ?Yes
>

Even though wpt.fyi
<https://wpt.fyi/results/css/css-images/image-set/image-set-computed.sub.html?label=experimental&label=master&aligned>
is reddish, I'm seeing all the tests pass on ToT. Thank you!!


>
> Flag nameCSSImageSet
>
> Requires code in //chrome?False
>
> Tracking bughttps://crbug.com/630597
>
> Estimated milestones
>
> No milestones specified
>
>
> 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/5109745420075008
>
> Links to previous Intent discussionsIntent to Ship:
> https://groups.google.com/a/chromium.org/g/blink-dev/c/JXcRP4MJc9I
>
>
> This intent message was generated by Chrome Platform Status
> <https://chromestatus.com/>.
>
> Regards,
> Traian
>
>
> On Mon, Jan 23, 2023 at 2:57 PM Traian Captan <[email protected]>
> wrote:
>
>> Thanks Noam!
>>
>> I'll add support for the other cases behind the feature flag and we'll
>> ship it when we are "interoperable enough".
>>
>> Regards,
>> Traian
>>
>>
>> On Wed, Dec 14, 2022 at 6:41 AM Noam Rosenthal <[email protected]>
>> wrote:
>>
>>>
>>>
>>> On Wed, Dec 14, 2022 at 2:28 PM Manuel Rego Casasnovas <[email protected]>
>>> wrote:
>>>
>>>> If we have plans to fix issues on this feature later, why not fixing
>>>> them before and then shipping when things look good?
>>>>
>>>> If we unprefix it, it'll kind of appear as a new Chromium feature that
>>>> people can use, and they will expect it follows the spec.
>>>
>>>
>>> I agree, for example people might (wrongfully) rely on
>>> CSS.supports("background-image", "image-set(url(example.jpg) 1x)")
>>> to mean that the full set of image-set features is supported.
>>> I'm not sure people are more granular than that about feature detection
>>> but we probably have data about that.
>>>
>>> It might be wise to support the cases behind the prefix, and
>>> unprefix when the behavior is close to complete and interoperable enough.
>>> We don't need to rely on people posting bug reports when we know the
>>> issues today by looking at the WPT failures.
>>>
>>

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