Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: be9fd2697cdc3ed3faf1400ff11a4b80c12821de
      
https://github.com/WebKit/WebKit/commit/be9fd2697cdc3ed3faf1400ff11a4b80c12821de
  Author: Tim Nguyen <[email protected]>
  Date:   2026-09-11 (Fri, 11 Sep 2026)

  Changed paths:
    M LayoutTests/fast/css/getComputedStyle/computed-style-expected.txt
    M 
LayoutTests/fast/css/getComputedStyle/computed-style-without-renderer-expected.txt
    M LayoutTests/fast/css/getComputedStyle/resources/property-names.js
    M 
LayoutTests/imported/w3c/web-platform-tests/css/css-cascade/all-prop-initial-xml-expected.txt
    M 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/animations/hyphen-no-interpolation-expected.txt
    M 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/animations/hyphen-no-interpolation.html
    A 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/animations/hyphenate-limit-lines-interpolation-expected.txt
    A 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/animations/hyphenate-limit-lines-interpolation.html
    A 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/hyphens/hyphenate-limit-lines-001-expected.html
    A 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/hyphens/hyphenate-limit-lines-001.html
    A 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/hyphens/hyphenate-limit-lines-dynamic-001-expected.txt
    A 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/hyphens/hyphenate-limit-lines-dynamic-001.html
    A 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/hyphens/reference/hyphenate-limit-lines-001-ref.html
    A 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/parsing/hyphenate-limit-lines-computed-expected.txt
    A 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/parsing/hyphenate-limit-lines-computed.html
    A 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/parsing/hyphenate-limit-lines-invalid-expected.txt
    A 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/parsing/hyphenate-limit-lines-invalid.html
    A 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/parsing/hyphenate-limit-lines-valid-expected.txt
    A 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/parsing/hyphenate-limit-lines-valid.html
    M 
LayoutTests/imported/w3c/web-platform-tests/css/css-values/calc-rounds-to-integer-expected.txt
    M 
LayoutTests/platform/glib/imported/w3c/web-platform-tests/css/css-cascade/all-prop-initial-xml-expected.txt
    M 
LayoutTests/platform/ios-26/imported/w3c/web-platform-tests/css/css-cascade/all-prop-initial-xml-expected.txt
    M 
LayoutTests/platform/ios/imported/w3c/web-platform-tests/css/css-cascade/all-prop-initial-xml-expected.txt
    M 
LayoutTests/platform/ipad/imported/w3c/web-platform-tests/css/css-cascade/all-prop-initial-xml-expected.txt
    M LayoutTests/svg/css/getComputedStyle-basic-expected.txt
    M Source/WebCore/css/CSSProperties.json
    M Source/WebCore/style/StyleDifference.cpp

  Log Message:
  -----------
  [css-text] Unprefix -webkit-hyphenate-limit-lines
https://bugs.webkit.org/show_bug.cgi?id=323934
rdar://187173699

Reviewed by Alan Baradlay.

https://drafts.csswg.org/css-text-4/#hyphenate-line-limits

Unprefix -webkit-hyphenate-limit-lines and fix a couple of bugs:
- interpolation is now implemented
- dynamic changes to hyphenate-limit-lines now trigger layout (tested by the 
dynamic test)
- parsing now only takes integers (tested by parsing test)
- WPT test suite added

The -webkit- prefixed property is kept as an alias.

Tests: 
imported/w3c/web-platform-tests/css/css-text/animations/hyphenate-limit-lines-interpolation.html
       
imported/w3c/web-platform-tests/css/css-text/hyphens/hyphenate-limit-lines-001.html
       
imported/w3c/web-platform-tests/css/css-text/hyphens/hyphenate-limit-lines-dynamic-001.html
       
imported/w3c/web-platform-tests/css/css-text/parsing/hyphenate-limit-lines-computed.html
       
imported/w3c/web-platform-tests/css/css-text/parsing/hyphenate-limit-lines-invalid.html
       
imported/w3c/web-platform-tests/css/css-text/parsing/hyphenate-limit-lines-valid.html

* LayoutTests/fast/css/getComputedStyle/computed-style-expected.txt:
* 
LayoutTests/fast/css/getComputedStyle/computed-style-without-renderer-expected.txt:
* LayoutTests/fast/css/getComputedStyle/resources/property-names.js:
* 
LayoutTests/imported/w3c/web-platform-tests/css/css-cascade/all-prop-initial-xml-expected.txt:
* 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/animations/hyphen-no-interpolation-expected.txt:
* 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/animations/hyphen-no-interpolation.html:
* 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/animations/hyphenate-limit-lines-interpolation-expected.txt:
 Added.
* 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/animations/hyphenate-limit-lines-interpolation.html:
 Added.
* 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/hyphens/hyphenate-limit-lines-001-expected.html:
 Added.
* 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/hyphens/hyphenate-limit-lines-001.html:
 Added.
* 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/hyphens/hyphenate-limit-lines-dynamic-001-expected.txt:
 Added.
* 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/hyphens/hyphenate-limit-lines-dynamic-001.html:
 Added.
* 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/hyphens/reference/hyphenate-limit-lines-001-ref.html:
 Added.
* 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/parsing/hyphenate-limit-lines-computed-expected.txt:
 Added.
* 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/parsing/hyphenate-limit-lines-computed.html:
 Added.
* 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/parsing/hyphenate-limit-lines-invalid-expected.txt:
 Added.
* 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/parsing/hyphenate-limit-lines-invalid.html:
 Added.
* 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/parsing/hyphenate-limit-lines-valid-expected.txt:
 Added.
* 
LayoutTests/imported/w3c/web-platform-tests/css/css-text/parsing/hyphenate-limit-lines-valid.html:
 Added.
* 
LayoutTests/imported/w3c/web-platform-tests/css/css-values/calc-rounds-to-integer-expected.txt:
* 
LayoutTests/platform/glib/imported/w3c/web-platform-tests/css/css-cascade/all-prop-initial-xml-expected.txt:
* 
LayoutTests/platform/ios-26/imported/w3c/web-platform-tests/css/css-cascade/all-prop-initial-xml-expected.txt:
* 
LayoutTests/platform/ios/imported/w3c/web-platform-tests/css/css-cascade/all-prop-initial-xml-expected.txt:
* 
LayoutTests/platform/ipad/imported/w3c/web-platform-tests/css/css-cascade/all-prop-initial-xml-expected.txt:
* LayoutTests/svg/css/getComputedStyle-basic-expected.txt:
* Source/WebCore/css/CSSProperties.json:
* Source/WebCore/style/StyleDifference.cpp:

Canonical link: https://commits.webkit.org/320954@main



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