[webkit-changes] [WebKit/WebKit] 7b4093: Add fine-grained invalidation support for selector...

Antti Koivisto noreply at github.com
Sat Aug 26 08:07:22 PDT 2023


  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 7b40932f6b2a3506f47da91e7cc0ebae2c9294ad
      https://github.com/WebKit/WebKit/commit/7b40932f6b2a3506f47da91e7cc0ebae2c9294ad
  Author: Antti Koivisto <antti at apple.com>
  Date:   2023-08-26 (Sat, 26 Aug 2023)

  Changed paths:
    M Source/WebCore/style/RuleFeature.cpp
    M Source/WebCore/style/RuleFeature.h
    M Source/WebCore/style/StyleInvalidationFunctions.h
    M Source/WebCore/style/StyleInvalidator.cpp

  Log Message:
  -----------
  Add fine-grained invalidation support for selectors containing :slotted()
https://bugs.webkit.org/show_bug.cgi?id=260755
rdar://114480735

Reviewed by Alan Baradlay.

* Source/WebCore/style/RuleFeature.cpp:
(WebCore::Style::isSiblingOrSubject):
(WebCore::Style::computeNextMatchElement):

ShadowSlotted shadow-piercing combinator generates HostChild match element for invalidation purposes.

(WebCore::Style::computeHasPseudoClassMatchElement):
(WebCore::Style::RuleFeatureSet::recursivelyCollectFeaturesFromSelector):
* Source/WebCore/style/RuleFeature.h:
* Source/WebCore/style/StyleInvalidationFunctions.h:
(WebCore::Style::traverseRuleFeatures):

Remove now-unnessary slotted test that would lead to large invalidations.

* Source/WebCore/style/StyleInvalidator.cpp:
(WebCore::Style::Invalidator::invalidateStyleWithMatchElement):

Traverse host children for the HostChild match element.

Canonical link: https://commits.webkit.org/267326@main




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