[webkit-changes] [WebKit/WebKit] f73bd3: [IFC][Ruby] Support annotation without base

[Antti Koivisto]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: f73bd3fa32bca5c03b5267af77b3b116100f5e4d
      https://github.com/WebKit/WebKit/commit/f73bd3fa32bca5c03b5267af77b3b116100f5e4d
  Author: Antti Koivisto <antti at apple.com>
  Date:   2023-11-22 (Wed, 22 Nov 2023)

  Changed paths:
    M Source/WebCore/layout/formattingContexts/inline/InlineLine.cpp
    M Source/WebCore/rendering/updating/RenderTreeBuilder.cpp
    M Source/WebCore/rendering/updating/RenderTreeBuilderRuby.cpp
    M Source/WebCore/rendering/updating/RenderTreeBuilderRuby.h

  Log Message:
  -----------
  [IFC][Ruby] Support annotation without base
https://bugs.webkit.org/show_bug.cgi?id=265245

Reviewed by Alan Baradlay.

<ruby<rt>foo</rt></ruby>

* Source/WebCore/layout/formattingContexts/inline/InlineLine.cpp:
(WebCore::Layout::Line::Run::isContentfulOrHasDecoration):

Make empty ruby bases contentful.

* Source/WebCore/layout/formattingContexts/inline/display/InlineDisplayContentBuilder.cpp:
(WebCore::Layout::InlineDisplayContentBuilder::handleInlineBoxEnd):
* Source/WebCore/rendering/updating/RenderTreeBuilder.cpp:
(WebCore::RenderTreeBuilder::attachInternal):
* Source/WebCore/rendering/updating/RenderTreeBuilderRuby.cpp:
(WebCore::RenderTreeBuilder::Ruby::attachForStyleBasedRuby):

Construct an anonymous base if there is no existing base.

* Source/WebCore/rendering/updating/RenderTreeBuilderRuby.h:

Canonical link: https://commits.webkit.org/271056@main