[webkit-changes] [WebKit/WebKit] 4bbbcb: first-line with word-spacing make other lines disa...

[Alan Baradlay]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 4bbbcb2f19e39c9dbaf8facda658900ba4621f5e
      
https://github.com/WebKit/WebKit/commit/4bbbcb2f19e39c9dbaf8facda658900ba4621f5e
  Author: Alan Baradlay <za...@apple.com>
  Date:   2025-10-31 (Fri, 31 Oct 2025)

  Changed paths:
    A LayoutTests/fast/text/word-spacing-on-first-line-expected.html
    A LayoutTests/fast/text/word-spacing-on-first-line.html
    M 
Source/WebCore/layout/formattingContexts/inline/InlineFormattingContext.cpp
    M Source/WebCore/layout/formattingContexts/inline/IntrinsicWidthHandler.cpp
    M Source/WebCore/layout/formattingContexts/inline/RangeBasedLineBuilder.cpp
    M 
Source/WebCore/layout/formattingContexts/inline/TextOnlySimpleLineBuilder.cpp
    M 
Source/WebCore/layout/formattingContexts/inline/TextOnlySimpleLineBuilder.h

  Log Message:
  -----------
  first-line with word-spacing make other lines disappear
https://bugs.webkit.org/show_bug.cgi?id=301419

Reviewed by Antti Koivisto.

Both style and first-line style should be checked when deciding whether we can 
use
IFC's fast path.

Test: fast/text/word-spacing-on-first-line.html

* LayoutTests/fast/text/word-spacing-on-first-line-expected.html: Added.
* LayoutTests/fast/text/word-spacing-on-first-line.html: Added.
* Source/WebCore/layout/formattingContexts/inline/InlineFormattingContext.cpp:
(WebCore::Layout::InlineFormattingContext::layout):
* Source/WebCore/layout/formattingContexts/inline/IntrinsicWidthHandler.cpp:
(WebCore::Layout::IntrinsicWidthHandler::IntrinsicWidthHandler):
* Source/WebCore/layout/formattingContexts/inline/RangeBasedLineBuilder.cpp:
(WebCore::Layout::RangeBasedLineBuilder::isEligibleForRangeInlineLayout):
* Source/WebCore/layout/formattingContexts/inline/TextOnlySimpleLineBuilder.cpp:
(WebCore::Layout::TextOnlySimpleLineBuilder::isEligibleForSimplifiedInlineLayoutByStyle):
* Source/WebCore/layout/formattingContexts/inline/TextOnlySimpleLineBuilder.h:

Canonical link: https://commits.webkit.org/302390@main



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