mirrors/ladybird
0
0
Fork 0
mirror of https://github.com/LadybirdBrowser/ladybird.git synced 2025-10-16 13:09:41 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 9

LibWeb: Parse the anchor-name property

Browse source
This commit is contained in:
Tim Ledbetter 2025-10-02 21:14:19 +01:00 • committed by Sam Atkins
commit 7374a07fbc
Notes: github-actions[bot] 2025-10-07 10:32:02 +00:00
10 changed files with 768 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

19
Libraries/LibWeb/CSS/Parser/PropertyParsing.cpp
View file

@ -440,6 +440,10 @@ Parser::ParseErrorOr<NonnullRefPtr<StyleValue const>> Parser::parse_css_value(Pr
// values, only the CSS-wide keywords - this is handled above, and thus, if we have gotten to here, there
// is an invalid value which is a syntax error.
return ParseError::SyntaxError;
case PropertyID::AnchorName:
if (auto parsed_value = parse_anchor_name_value(tokens); parsed_value && !tokens.has_next_token())
return parsed_value.release_nonnull();
return ParseError::SyntaxError;
case PropertyID::AspectRatio:
if (auto parsed_value = parse_aspect_ratio_value(tokens); parsed_value && !tokens.has_next_token())
return parsed_value.release_nonnull();
@ -1186,6 +1190,21 @@ RefPtr<StyleValue const> Parser::parse_cursor_value(TokenStream<ComponentValue>&
return StyleValueList::create(move(cursors), StyleValueList::Separator::Comma);
}
// https://drafts.csswg.org/css-anchor-position/#name
RefPtr<StyleValue const> Parser::parse_anchor_name_value(TokenStream<ComponentValue>& tokens)
{
// none | <dashed-ident>#
if (auto none = parse_all_as_single_keyword_value(tokens, Keyword::None))
return none;
return parse_comma_separated_value_list(tokens, [this](TokenStream<ComponentValue>& inner_tokens) -> RefPtr<StyleValue const> {
auto dashed_ident = parse_dashed_ident(inner_tokens);
if (!dashed_ident.has_value())
return nullptr;
return CustomIdentStyleValue::create(*dashed_ident);
});
}
// https://www.w3.org/TR/css-sizing-4/#aspect-ratio
RefPtr<StyleValue const> Parser::parse_aspect_ratio_value(TokenStream<ComponentValue>& tokens)
{