From 34439a04e8e2147c429a7eb9515cd550a7e156b9 Mon Sep 17 00:00:00 2001
From: Hendiadyoin1 <leon.a@serenityos.org>
Date: Tue, 13 Sep 2022 16:05:51 +0200
Subject: [PATCH] LibWeb: Add a visit_edges for DOM/Event

---
 Userland/Libraries/LibWeb/DOM/Event.cpp | 17 +++++++++++++++++
 Userland/Libraries/LibWeb/DOM/Event.h   |  1 +
 2 files changed, 18 insertions(+)

diff --git a/Userland/Libraries/LibWeb/DOM/Event.cpp b/Userland/Libraries/LibWeb/DOM/Event.cpp
index 9053ea5567..7527725c82 100644
--- a/Userland/Libraries/LibWeb/DOM/Event.cpp
+++ b/Userland/Libraries/LibWeb/DOM/Event.cpp
@@ -41,6 +41,23 @@ Event::Event(HTML::Window& window, FlyString const& type, EventInit const& event
 {
 }
 
+void Event::visit_edges(Visitor& visitor)
+{
+    Base::visit_edges(visitor);
+    visitor.visit(m_target.ptr());
+    visitor.visit(m_related_target.ptr());
+    visitor.visit(m_current_target.ptr());
+    for (auto& it : m_path) {
+        visitor.visit(it.invocation_target.ptr());
+        visitor.visit(it.shadow_adjusted_target.ptr());
+        visitor.visit(it.related_target.ptr());
+        for (auto& itit : it.touch_target_list)
+            visitor.visit(itit.ptr());
+    }
+    for (auto& it : m_touch_target_list)
+        visitor.visit(it.ptr());
+}
+
 // https://dom.spec.whatwg.org/#concept-event-path-append
 void Event::append_to_path(EventTarget& invocation_target, JS::GCPtr<EventTarget> shadow_adjusted_target, JS::GCPtr<EventTarget> related_target, TouchTargetList& touch_targets, bool slot_in_closed_tree)
 {
diff --git a/Userland/Libraries/LibWeb/DOM/Event.h b/Userland/Libraries/LibWeb/DOM/Event.h
index d4cb3edd34..af41e26b86 100644
--- a/Userland/Libraries/LibWeb/DOM/Event.h
+++ b/Userland/Libraries/LibWeb/DOM/Event.h
@@ -146,6 +146,7 @@ public:
 
 protected:
     void initialize_event(String const&, bool, bool);
+    virtual void visit_edges(Visitor&) override;
 
 private:
     FlyString m_type;