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Code Issues Projects Releases Packages Wiki Activity Actions 12

LibWeb: Follow the specification steps to serialize a DOMTokenList

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This ensures that calling `element.classList.toString()` always
produces the correct value.
This commit is contained in:
Tim Ledbetter 2024-07-23 13:09:11 +01:00 • committed by Andreas Kling
parent 21e21abeed
commit ec1f7779cb
Notes: github-actions[bot] 2024-07-25 04:44:28 +00:00
4 changed files with 17 additions and 3 deletions
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12
Userland/Libraries/LibWeb/DOM/DOMTokenList.cpp
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@ -239,14 +239,20 @@ WebIDL::ExceptionOr<bool> DOMTokenList::supports(StringView token)
return false;
}
// https://dom.spec.whatwg.org/#dom-domtokenlist-value
String DOMTokenList::value() const
// https://dom.spec.whatwg.org/#concept-ordered-set-serializer
String DOMTokenList::serialize_ordered_set() const
{
StringBuilder builder;
builder.join(' ', m_token_set);
return MUST(builder.to_string());
}
// https://dom.spec.whatwg.org/#dom-domtokenlist-value
String DOMTokenList::value() const
{
return m_associated_element->get_attribute_value(m_associated_attribute);
}
// https://dom.spec.whatwg.org/#ref-for-concept-element-attributes-set-value%E2%91%A2
void DOMTokenList::set_value(String const& value)
{
@ -278,7 +284,7 @@ void DOMTokenList::run_update_steps()
return;
// 2. Set an attribute value for the associated element using associated attribute’s local name and the result of running the ordered set serializer for token set.
MUST(associated_element->set_attribute(m_associated_attribute, value()));
MUST(associated_element->set_attribute(m_associated_attribute, serialize_ordered_set()));
}
WebIDL::ExceptionOr<JS::Value> DOMTokenList::item_value(size_t index) const