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LibWeb: Return an Optional<String> from HTMLToken::attribute

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Move away from using a nullable StringView.
This commit is contained in:
Shannon Booth
2023-11-11 09:27:43 +13:00
committed by Andreas Kling
parent 72bb928dd8
commit 96fc1741b5
2 changed files with 5 additions and 8 deletions
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9
Userland/Libraries/LibWeb/HTML/Parser/HTMLParser.cpp
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@@ -665,10 +665,7 @@ JS::NonnullGCPtr<DOM::Element> HTMLParser::create_element_for(HTMLToken const& t
auto const& local_name = token.tag_name();
// 5. Let is be the value of the "is" attribute in the given token, if such an attribute exists, or null otherwise.
auto is_value_deprecated_string = token.attribute(AttributeNames::is);
Optional<String> is_value;
if (!is_value_deprecated_string.is_null())
is_value = String::from_utf8(is_value_deprecated_string).release_value_but_fixme_should_propagate_errors();
auto is_value = token.attribute(AttributeNames::is);
// 6. Let definition be the result of looking up a custom element definition given document, given namespace, local name, and is.
auto definition = document->lookup_custom_element_definition(namespace_, local_name, is_value);
@@ -2286,7 +2283,7 @@ void HTMLParser::handle_in_body(HTMLToken& token)
// If the token does not have an attribute with the name "type", or if it does, but that attribute's value is not an ASCII case-insensitive match for the string "hidden", then: set the frameset-ok flag to "not ok".
auto type_attribute = token.attribute(HTML::AttributeNames::type);
if (type_attribute.is_null() || !type_attribute.equals_ignoring_ascii_case("hidden"sv)) {
if (!type_attribute.has_value() || !type_attribute->equals_ignoring_ascii_case("hidden"sv)) {
m_frameset_ok = false;
}
return;
@@ -3285,7 +3282,7 @@ void HTMLParser::handle_in_table(HTMLToken& token)
// or if it does, but that attribute's value is not an ASCII case-insensitive match for the string "hidden",
// then: act as described in the "anything else" entry below.
auto type_attribute = token.attribute(HTML::AttributeNames::type);
if (type_attribute.is_null() || !type_attribute.equals_ignoring_ascii_case("hidden"sv)) {
if (!type_attribute.has_value() || !type_attribute->equals_ignoring_ascii_case("hidden"sv)) {
goto AnythingElse;
}

4
Userland/Libraries/LibWeb/HTML/Parser/HTMLToken.h
View File

@@ -245,7 +245,7 @@ public:
}
}
StringView attribute(FlyString const& attribute_name) const
Optional<String> attribute(FlyString const& attribute_name) const
{
if (auto result = raw_attribute(attribute_name); result.has_value())
return result->value;
@@ -268,7 +268,7 @@ public:
bool has_attribute(FlyString const& attribute_name) const
{
return !attribute(attribute_name).is_null();
return attribute(attribute_name).has_value();
}
void adjust_tag_name(FlyString const& old_name, FlyString const& new_name)