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LibWeb: Add fast_is<HTMLBaseElement>()

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This avoids slow RTTI lookups in Document::base_url().
This commit is contained in:
Andreas Kling 2022-07-27 16:03:43 +02:00
parent 7b4004d682
commit 9f32da1dbc
2 changed files with 8 additions and 0 deletions
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1
Userland/Libraries/LibWeb/DOM/Node.h
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@ -89,6 +89,7 @@ public:
virtual bool is_html_html_element() const { return false; } virtual bool is_html_html_element() const { return false; }
virtual bool is_html_anchor_element() const { return false; } virtual bool is_html_anchor_element() const { return false; }
virtual bool is_html_base_element() const { return false; }
virtual bool is_html_template_element() const { return false; } virtual bool is_html_template_element() const { return false; }
virtual bool is_browsing_context_container() const { return false; } virtual bool is_browsing_context_container() const { return false; }

7
Userland/Libraries/LibWeb/HTML/HTMLBaseElement.h
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@ -26,6 +26,8 @@ public:
virtual void parse_attribute(FlyString const& name, String const& value) override; virtual void parse_attribute(FlyString const& name, String const& value) override;
private: private:
virtual bool is_html_base_element() const override { return true; }
// https://html.spec.whatwg.org/multipage/semantics.html#frozen-base-url // https://html.spec.whatwg.org/multipage/semantics.html#frozen-base-url
// A base element that is the first base element with an href content attribute in a document tree has a frozen base URL. // A base element that is the first base element with an href content attribute in a document tree has a frozen base URL.
AK::URL m_frozen_base_url; AK::URL m_frozen_base_url;
@ -34,3 +36,8 @@ private:
}; };
} }
namespace Web::DOM {
template<>
inline bool Node::fast_is<HTML::HTMLBaseElement>() const { return is_html_base_element(); }
}