[webkit-changes] [WebKit/WebKit] 59902d: [css-link-params] Support param() in URL fragment ...

[taher]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 59902d0133614c237849c7e548bae47a66764b71
      
https://github.com/WebKit/WebKit/commit/59902d0133614c237849c7e548bae47a66764b71
  Author: Taher Ali <taher_...@apple.com>
  Date:   2026-09-24 (Thu, 24 Sep 2026)

  Changed paths:
    M LayoutTests/TestExpectations
    A 
LayoutTests/imported/w3c/web-platform-tests/svg/styling/css-linked-parameters/link-parameters-fragment-shared-resource-expected.html
    A 
LayoutTests/imported/w3c/web-platform-tests/svg/styling/css-linked-parameters/link-parameters-fragment-shared-resource-ref.html
    A 
LayoutTests/imported/w3c/web-platform-tests/svg/styling/css-linked-parameters/link-parameters-fragment-shared-resource.html
    M Source/WebCore/css/parser/CSSPropertyParserConsumer+LinkParameters.cpp
    M Source/WebCore/css/parser/CSSPropertyParserConsumer+LinkParameters.h
    M Source/WebCore/style/values/images/kinds/StyleCachedImage.cpp
    M Source/WebCore/style/values/images/kinds/StyleCachedImage.h
    M Source/WebCore/style/values/link-params/StyleLinkParameters.cpp
    M Source/WebCore/style/values/link-params/StyleLinkParameters.h

  Log Message:
  -----------
  [css-link-params] Support param() in URL fragment directives
https://bugs.webkit.org/show_bug.cgi?id=324731
rdar://188010800

Reviewed by Simon Fraser.

A URL's fragment directive can carry parameters, so a resource can be 
parameterized
without any CSS:

       <img src="icon.svg#:~:param(--color,green)">

This PR supports parsing and resolving link params from fragment form.

Tests: 
imported/w3c/web-platform-tests/svg/styling/css-linked-parameters/link-parameters-fragment-shared-resource-ref.html
       
imported/w3c/web-platform-tests/svg/styling/css-linked-parameters/link-parameters-fragment-shared-resource.html

* LayoutTests/TestExpectations:
* 
LayoutTests/imported/w3c/web-platform-tests/svg/styling/css-linked-parameters/link-parameters-fragment-shared-resource-expected.html:
 Added.
* 
LayoutTests/imported/w3c/web-platform-tests/svg/styling/css-linked-parameters/link-parameters-fragment-shared-resource-ref.html:
 Added.
* 
LayoutTests/imported/w3c/web-platform-tests/svg/styling/css-linked-parameters/link-parameters-fragment-shared-resource.html:
 Added.
* Source/WebCore/css/parser/CSSPropertyParserConsumer+LinkParameters.cpp:
(WebCore::CSSPropertyParserHelpers::parseLinkParametersFromFragment):
* Source/WebCore/css/parser/CSSPropertyParserConsumer+LinkParameters.h:
* Source/WebCore/style/values/images/kinds/StyleCachedImage.cpp:
(WebCore::Style::CachedImage::urlLinkParameters const):
(WebCore::Style::CachedImage::setContainerContextForRenderer):
* Source/WebCore/style/values/images/kinds/StyleCachedImage.h:
* Source/WebCore/style/values/link-params/StyleLinkParameters.cpp:
(WebCore::Style::linkParametersForResource):
* Source/WebCore/style/values/link-params/StyleLinkParameters.h:

Canonical link: https://commits.webkit.org/321815@main



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