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LibWeb: Implement Element.hasAttributeNS
Particularly needed by xkcd's Right Click comic. https://xkcd.com/1975/
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3 changed files with 13 additions and 0 deletions
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@ -234,6 +234,17 @@ bool Element::has_attribute(DeprecatedFlyString const& name) const
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return m_attributes->get_attribute(name) != nullptr;
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}
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// https://dom.spec.whatwg.org/#dom-element-hasattributens
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bool Element::has_attribute_ns(DeprecatedFlyString namespace_, DeprecatedFlyString const& name) const
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{
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// 1. If namespace is the empty string, then set it to null.
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if (namespace_.is_empty())
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namespace_ = {};
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// 2. Return true if this has an attribute whose namespace is namespace and local name is localName; otherwise false.
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return m_attributes->get_attribute_ns(namespace_, name) != nullptr;
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}
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// https://dom.spec.whatwg.org/#dom-element-toggleattribute
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WebIDL::ExceptionOr<bool> Element::toggle_attribute(DeprecatedFlyString const& name, Optional<bool> force)
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{
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