From b6097cf7249cbe000645f9aa05255074d4faaccb Mon Sep 17 00:00:00 2001
From: Andreas Kling <kling@serenityos.org>
Date: Sat, 12 Mar 2022 16:08:40 +0100
Subject: [PATCH] LibWeb: Add fast_is<SVG::SVGSVGElement>()

---
 Userland/Libraries/LibWeb/DOM/Node.h          | 1 +
 Userland/Libraries/LibWeb/SVG/SVGSVGElement.h | 9 +++++++++
 2 files changed, 10 insertions(+)

diff --git a/Userland/Libraries/LibWeb/DOM/Node.h b/Userland/Libraries/LibWeb/DOM/Node.h
index 536738c9f0..02d59dc6fb 100644
--- a/Userland/Libraries/LibWeb/DOM/Node.h
+++ b/Userland/Libraries/LibWeb/DOM/Node.h
@@ -75,6 +75,7 @@ public:
 
     virtual bool requires_svg_container() const { return false; }
     virtual bool is_svg_container() const { return false; }
+    virtual bool is_svg_svg_element() const { return false; }
 
     bool in_a_document_tree() const;
 
diff --git a/Userland/Libraries/LibWeb/SVG/SVGSVGElement.h b/Userland/Libraries/LibWeb/SVG/SVGSVGElement.h
index f69ec9f9c5..f81726c01e 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGSVGElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGSVGElement.h
@@ -28,9 +28,18 @@ public:
     Optional<ViewBox> const& view_box() const { return m_view_box; }
 
 private:
+    virtual bool is_svg_svg_element() const override { return true; }
+
     virtual void parse_attribute(FlyString const& name, String const& value) override;
 
     Optional<ViewBox> m_view_box;
 };
 
 }
+
+namespace Web::DOM {
+
+template<>
+inline bool Node::fast_is<SVG::SVGSVGElement>() const { return is_svg_svg_element(); }
+
+}