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AK+LibWeb: Add {Fly,}String::to_ascii_{upper,lower}_case()

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These don't have to worry about the input not being valid UTF-8 and
so can be infallible (and can even return self if no changes needed.)

We use this instead of Infra::to_ascii_{upper,lower}_case in LibWeb.
This commit is contained in:
Andreas Kling 2024-10-14 10:51:15 +02:00 • committed by Andreas Kling
commit 073bcfd386
Notes: github-actions[bot] 2024-10-14 18:49:00 +00:00
16 changed files with 147 additions and 13 deletions
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6
Userland/Libraries/LibWeb/DOM/Element.cpp
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@ -184,7 +184,7 @@ WebIDL::ExceptionOr<void> Element::set_attribute(FlyString const& name, String c
// 4. If attribute is null, create an attribute whose local name is qualifiedName, value is value, and node document
// is this’s node document, then append this attribute to this, and then return.
if (!attribute) {
auto new_attribute = Attr::create(document(), insert_as_lowercase ? MUST(Infra::to_ascii_lowercase(name)) : name, value);
auto new_attribute = Attr::create(document(), insert_as_lowercase ? name.to_ascii_lowercase() : name, value);
m_attributes->append_attribute(new_attribute);
return {};
@ -354,7 +354,7 @@ WebIDL::ExceptionOr<bool> Element::toggle_attribute(FlyString const& name, Optio
// 1. If force is not given or is true, create an attribute whose local name is qualifiedName, value is the empty
// string, and node document is this’s node document, then append this attribute to this, and then return true.
if (!force.has_value() || force.value()) {
auto new_attribute = Attr::create(document(), insert_as_lowercase ? MUST(Infra::to_ascii_lowercase(name)) : name.to_string(), String {});
auto new_attribute = Attr::create(document(), insert_as_lowercase ? name.to_ascii_lowercase() : name.to_string(), String {});
m_attributes->append_attribute(new_attribute);
return true;
@ -891,7 +891,7 @@ void Element::make_html_uppercased_qualified_name()
{
// This is allowed by the spec: "User agents could optimize qualified name and HTML-uppercased qualified name by storing them in internal slots."
if (namespace_uri() == Namespace::HTML && document().document_type() == Document::Type::HTML)
m_html_uppercased_qualified_name = MUST(Infra::to_ascii_uppercase(qualified_name()));
m_html_uppercased_qualified_name = qualified_name().to_ascii_uppercase();
else
m_html_uppercased_qualified_name = qualified_name();
}