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WebContent: Include pseudo-elements and custom properties in styles dump

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Pseudo elements are only dumped if they have computed style.

Custom properties are only dumped on their originating element, because
of how we currently store them.
This commit is contained in:
Sam Atkins 2025-07-07 14:52:05 +01:00
commit 31b302fc73
Notes: github-actions[bot] 2025-07-08 15:50:57 +00:00
1 changed files with 27 additions and 13 deletions
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40
Services/WebContent/ConnectionFromClient.cpp
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@ -303,21 +303,35 @@ void ConnectionFromClient::debug_request(u64 page_id, ByteString request, ByteSt
}
if (request == "dump-all-resolved-styles") {
auto dump_style = [](String const& title, Web::CSS::ComputedProperties const& style, HashMap<FlyString, Web::CSS::StyleProperty> const& custom_properties) {
dbgln("+ {}", title);
for (size_t i = 0; i < Web::CSS::ComputedProperties::number_of_properties; ++i) {
auto property = style.maybe_null_property(static_cast<Web::CSS::PropertyID>(i));
dbgln("| {} = {}", Web::CSS::string_from_property_id(static_cast<Web::CSS::PropertyID>(i)), property ? property->to_string(Web::CSS::SerializationMode::Normal) : ""_string);
}
for (auto const& [name, property] : custom_properties) {
dbgln("| {} = {}", name, property.value->to_string(Web::CSS::SerializationMode::Normal));
}
dbgln("---");
};
if (auto* doc = page->page().top_level_browsing_context().active_document()) {
Queue<Web::DOM::Node*> elements_to_visit;
elements_to_visit.enqueue(doc->document_element());
while (!elements_to_visit.is_empty()) {
auto element = elements_to_visit.dequeue();
for (auto& child : element->children_as_vector())
elements_to_visit.enqueue(child.ptr());
if (element->is_element()) {
auto styles = doc->style_computer().compute_style(*static_cast<Web::DOM::Element*>(element));
dbgln("+ Element {}", element->debug_description());
for (size_t i = 0; i < Web::CSS::ComputedProperties::number_of_properties; ++i) {
auto property = styles->maybe_null_property(static_cast<Web::CSS::PropertyID>(i));
dbgln("| {} = {}", Web::CSS::string_from_property_id(static_cast<Web::CSS::PropertyID>(i)), property ? property->to_string(Web::CSS::SerializationMode::Normal) : ""_string);
Queue<Web::DOM::Node*> nodes_to_visit;
nodes_to_visit.enqueue(doc->document_element());
while (!nodes_to_visit.is_empty()) {
auto node = nodes_to_visit.dequeue();
for (auto& child : node->children_as_vector())
nodes_to_visit.enqueue(child.ptr());
if (auto* element = as_if<Web::DOM::Element>(node)) {
auto styles = doc->style_computer().compute_style(*element);
dump_style(MUST(String::formatted("Element {}", node->debug_description())), styles, element->custom_properties({}));
for (auto pseudo_element_index = 0; pseudo_element_index < to_underlying(Web::CSS::PseudoElement::KnownPseudoElementCount); ++pseudo_element_index) {
auto pseudo_element_type = static_cast<Web::CSS::PseudoElement>(pseudo_element_index);
if (auto pseudo_element = element->get_pseudo_element(pseudo_element_type); pseudo_element.has_value() && pseudo_element->computed_properties()) {
dump_style(MUST(String::formatted("PseudoElement {}::{}", node->debug_description(), Web::CSS::pseudo_element_name(pseudo_element_type))), *pseudo_element->computed_properties(), pseudo_element->custom_properties());
}
}
dbgln("---");
}
}
}