compat

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Specify unitless values for -webkit-perspective

8

Bugzilla bug: https://bugzilla.mozilla.org/show_bug.cgi?id=1362499 Test case: view-source:https://bug1362499.bmoattachments.org/attachment.cgi?id=8871283 Chrome, Safari, and Edge behave the same, with Firefox being the outlier:  Question: do unitless values...

miketaylr

[uastring] Re-think how to describe <deviceCompat> value of "Mobile " (where the space is meaningful)

1

As pointed out in https://github.com/whatwg/compat/pull/166#discussion_r796722070, this currently is confusing.

miketaylr

Add -webkit-border-image

1

notably not an alias in WebKit (`border-image-slice` always has `fill`, but I think that's the only difference?), and supported in all major browsers.

gsnedders

Tracking issue for user-agent string/etc. upstreaming into HTML / Fetch

2

The work in https://compat.spec.whatwg.org/#ua-string-section is very exciting. I think the Compat Standard is the right place for this kind of work to happen in the near- and medium-term. But IMO...

domenic

mousewheel and DOMMouseScroll are being used instead of wheel

3

What should be done and standardized. Issue 580126: Standardize legacy 'mousewheel' event https://bugs.chromium.org/p/chromium/issues/detail?id=580126 Consider supporting the legacy mousewheel event for interop. https://bugzilla.mozilla.org/show_bug.cgi?id=1529953

karlcow

@sideshowbarker pointed out that it might be nice to point out preferred, standard options in place of what's defined here in compat. For example, window.orientation could point to https://w3c.github.io/screen-orientation/ (note...

miketaylr

Use legacy name alias concept

1

https://drafts.csswg.org/css-cascade-4/#legacy-name-alias > When the old property’s syntax is identical to or a subset of the value space of the new property’s syntax, the two names are aliased with an operation...

miketaylr

Is it okay to just alias -webkit-mask-composite to mask-composite?

17

d1ac0cf just added all the mask things as aliases, but [per MDN](https://developer.mozilla.org/en-US/docs/Web/CSS/-webkit-mask-composite) the syntax of this specific one is quite different. Why is it safe to just alias it?

saschanaz

[uastring] What are the use cases for User Agent strings detection

3

Create a document listing the user agent strings detection use cases See for reference material * [User Agent Detection Use Cases](https://www.otsukare.info/2014/03/31/ua-detection-use-cases) * [UA Client Hints explainer](https://github.com/WICG/ua-client-hints#use-cases)

karlcow

[uastring] List Pros and Cons of freezing strategies for the version number

2

Freezing or not freezing a UA version for the browsers has pros and cons. Template ``` Strategy Short explanation List of Pros List of Cons ```

karlcow