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LibWeb: Parse place-content property using TokenStream

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Sam Atkins 2023-12-08 17:21:49 +00:00 • committed by Sam Atkins
parent 4f773a7dae
commit 61d6f611cb
2 changed files with 7 additions and 8 deletions
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13
Userland/Libraries/LibWeb/CSS/Parser/Parser.cpp
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@ -4510,19 +4510,17 @@ RefPtr<StyleValue> Parser::parse_overflow_value(TokenStream<ComponentValue>& tok
{ *maybe_x_value, *maybe_x_value }); { *maybe_x_value, *maybe_x_value });
} }
RefPtr<StyleValue> Parser::parse_place_content_value(Vector<ComponentValue> const& component_values) RefPtr<StyleValue> Parser::parse_place_content_value(TokenStream<ComponentValue>& tokens)
{ {
if (component_values.size() > 2) auto transaction = tokens.begin_transaction();
return nullptr;
auto tokens = TokenStream { component_values };
auto maybe_align_content_value = parse_css_value_for_property(PropertyID::AlignContent, tokens); auto maybe_align_content_value = parse_css_value_for_property(PropertyID::AlignContent, tokens);
if (!maybe_align_content_value) if (!maybe_align_content_value)
return nullptr; return nullptr;
if (component_values.size() == 1) { if (!tokens.has_next_token()) {
if (!property_accepts_identifier(PropertyID::JustifyContent, maybe_align_content_value->to_identifier())) if (!property_accepts_identifier(PropertyID::JustifyContent, maybe_align_content_value->to_identifier()))
return nullptr; return nullptr;
transaction.commit();
return ShorthandStyleValue::create(PropertyID::PlaceContent, return ShorthandStyleValue::create(PropertyID::PlaceContent,
{ PropertyID::AlignContent, PropertyID::JustifyContent }, { PropertyID::AlignContent, PropertyID::JustifyContent },
{ *maybe_align_content_value, *maybe_align_content_value }); { *maybe_align_content_value, *maybe_align_content_value });
@ -4531,6 +4529,7 @@ RefPtr<StyleValue> Parser::parse_place_content_value(Vector<ComponentValue> cons
auto maybe_justify_content_value = parse_css_value_for_property(PropertyID::JustifyContent, tokens); auto maybe_justify_content_value = parse_css_value_for_property(PropertyID::JustifyContent, tokens);
if (!maybe_justify_content_value) if (!maybe_justify_content_value)
return nullptr; return nullptr;
transaction.commit();
return ShorthandStyleValue::create(PropertyID::PlaceContent, return ShorthandStyleValue::create(PropertyID::PlaceContent,
{ PropertyID::AlignContent, PropertyID::JustifyContent }, { PropertyID::AlignContent, PropertyID::JustifyContent },
{ maybe_align_content_value.release_nonnull(), maybe_justify_content_value.release_nonnull() }); { maybe_align_content_value.release_nonnull(), maybe_justify_content_value.release_nonnull() });
@ -5912,7 +5911,7 @@ Parser::ParseErrorOr<NonnullRefPtr<StyleValue>> Parser::parse_css_value(Property
return parsed_value.release_nonnull(); return parsed_value.release_nonnull();
return ParseError::SyntaxError; return ParseError::SyntaxError;
case PropertyID::PlaceContent: case PropertyID::PlaceContent:
if (auto parsed_value = parse_place_content_value(component_values)) if (auto parsed_value = parse_place_content_value(tokens); parsed_value && !tokens.has_next_token())
return parsed_value.release_nonnull(); return parsed_value.release_nonnull();
return ParseError::SyntaxError; return ParseError::SyntaxError;
case PropertyID::PlaceItems: case PropertyID::PlaceItems:

2
Userland/Libraries/LibWeb/CSS/Parser/Parser.h
View file

@ -243,7 +243,7 @@ private:
RefPtr<StyleValue> parse_list_style_value(TokenStream<ComponentValue>&); RefPtr<StyleValue> parse_list_style_value(TokenStream<ComponentValue>&);
RefPtr<StyleValue> parse_math_depth_value(TokenStream<ComponentValue>&); RefPtr<StyleValue> parse_math_depth_value(TokenStream<ComponentValue>&);
RefPtr<StyleValue> parse_overflow_value(TokenStream<ComponentValue>&); RefPtr<StyleValue> parse_overflow_value(TokenStream<ComponentValue>&);
RefPtr<StyleValue> parse_place_content_value(Vector<ComponentValue> const&); RefPtr<StyleValue> parse_place_content_value(TokenStream<ComponentValue>&);
RefPtr<StyleValue> parse_place_items_value(Vector<ComponentValue> const&); RefPtr<StyleValue> parse_place_items_value(Vector<ComponentValue> const&);
RefPtr<StyleValue> parse_place_self_value(Vector<ComponentValue> const&); RefPtr<StyleValue> parse_place_self_value(Vector<ComponentValue> const&);
RefPtr<StyleValue> parse_quotes_value(TokenStream<ComponentValue>&); RefPtr<StyleValue> parse_quotes_value(TokenStream<ComponentValue>&);