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LibWeb: Append attributes to the correct element

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The spec indicates we should append attributes to the top element of the
stack of open elements. We were appending the attribute to the bottom.
This commit is contained in:
Timothy Flynn 2024-07-29 17:22:35 -04:00 committed by Andreas Kling
parent 9fe35ddddf
commit 657bbd1542
Notes: github-actions[bot] 2024-07-30 07:42:32 +00:00 
Author: https://github.com/trflynn89
Commit: https://github.com/LadybirdBrowser/ladybird/commit/657bbd1542c
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/894
3 changed files with 5 additions and 4 deletions
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2
Tests/LibWeb/Text/expected/unclosed-html-element.txt
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@ -1 +1 @@
PASS (didn't crash)
HTML element has '<head' attribute: true

2
Tests/LibWeb/Text/input/unclosed-html-element.html
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@ -5,6 +5,6 @@
<script src="include.js"></script>
<script>
test(() => {
println("PASS (didn't crash)");
println(`HTML element has '<head' attribute: ${document.documentElement.hasAttribute('<head')}`);
});
</script>

5
Userland/Libraries/LibWeb/HTML/Parser/HTMLParser.cpp
View File

@ -1719,9 +1719,10 @@ void HTMLParser::handle_in_body(HTMLToken& token)
// Otherwise, for each attribute on the token, check to see if the attribute is already present on the top element of the stack of open elements.
// If it is not, add the attribute and its corresponding value to that element.
auto& top_element = m_stack_of_open_elements.first();
token.for_each_attribute([&](auto& attribute) {
if (!current_node().has_attribute(attribute.local_name))
current_node().append_attribute(attribute.local_name, attribute.value);
if (!top_element.has_attribute(attribute.local_name))
top_element.append_attribute(attribute.local_name, attribute.value);
return IterationDecision::Continue;
});
return;