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LibWeb: Implement Element.getAttributeNS

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This commit is contained in:
Shannon Booth 2024-01-13 17:31:46 +13:00 • committed by Andreas Kling
parent 8cf783b260
commit 785fa60cca
5 changed files with 36 additions and 0 deletions
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14
Userland/Libraries/LibWeb/DOM/Element.cpp
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@ -120,6 +120,20 @@ Optional<String> Element::get_attribute(FlyString const& name) const
return attribute->value();
}
// https://dom.spec.whatwg.org/#dom-element-getattributens
Optional<String> Element::get_attribute_ns(Optional<FlyString> const& namespace_, FlyString const& name) const
{
// 1. Let attr be the result of getting an attribute given namespace, localName, and this.
auto const* attribute = m_attributes->get_attribute_ns(namespace_, name);
// 2. If attr is null, return null.
if (!attribute)
return {};
// 3. Return attr’s value.
return attribute->value();
}
ByteString Element::deprecated_get_attribute(FlyString const& name) const
{
auto maybe_attribute = get_attribute(name);

1
Userland/Libraries/LibWeb/DOM/Element.h
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@ -99,6 +99,7 @@ public:
Optional<String> attribute(FlyString const& name) const { return get_attribute(name); }
Optional<String> get_attribute(FlyString const& name) const;
Optional<String> get_attribute_ns(Optional<FlyString> const& namespace_, FlyString const& name) const;
ByteString deprecated_get_attribute(FlyString const& name) const;
String get_attribute_value(FlyString const& local_name, Optional<FlyString> const& namespace_ = {}) const;

1
Userland/Libraries/LibWeb/DOM/Element.idl
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@ -29,6 +29,7 @@ interface Element : Node {
readonly attribute DOMString tagName;
DOMString? getAttribute(DOMString qualifiedName);
DOMString? getAttributeNS([FlyString] DOMString? namespace, [FlyString] DOMString localName);
[CEReactions] undefined setAttribute(DOMString qualifiedName, DOMString value);
[CEReactions] undefined setAttributeNS([FlyString] DOMString? namespace , [FlyString] DOMString qualifiedName , DOMString value);
[CEReactions] Attr? setAttributeNode(Attr attr);