1 files changed, 84 insertions, 0 deletions
diff --git a/src/bun.js/bindings/webcore/JSEventTargetCustom.cpp b/src/bun.js/bindings/webcore/JSEventTargetCustom.cpp
new file mode 100644
index 000000000..3b24d0a8a
--- /dev/null
+++ b/src/bun.js/bindings/webcore/JSEventTargetCustom.cpp
@@ -0,0 +1,84 @@
+/*
+ * Copyright (C) 2008-2021 Apple Inc. All Rights Reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+#include "JSEventTarget.h"
+
+// #include "DOMWindow.h"
+#include "EventTarget.h"
+// #include "EventTargetHeaders.h"
+#include "EventTargetInterfaces.h"
+// #include "JSDOMWindow.h"
+#include "JSDOMWrapperCache.h"
+#include "JSEventListener.h"
+// #include "JSWindowProxy.h"
+// #include "JSWorkerGlobalScope.h"
+// #include "WorkerGlobalScope.h"
+
+#if ENABLE(OFFSCREEN_CANVAS)
+#include "OffscreenCanvas.h"
+#endif
+
+namespace WebCore {
+using namespace JSC;
+
+JSValue toJSNewlyCreated(JSGlobalObject*, JSDOMGlobalObject* globalObject, Ref<EventTarget>&& value)
+{
+    return createWrapper<EventTarget>(globalObject, WTFMove(value));
+}
+
+EventTarget* JSEventTarget::toWrapped(VM& vm, JSValue value)
+{
+    // if (value.inherits<JSWindowProxy>())
+    //     return &jsCast<JSWindowProxy*>(asObject(value))->wrapped();
+    // if (value.inherits<JSDOMWindow>())
+    //     return &jsCast<JSDOMWindow*>(asObject(value))->wrapped();
+    // if (value.inherits<JSWorkerGlobalScope>())
+    //     return &jsCast<JSWorkerGlobalScope*>(asObject(value))->wrapped();
+    if (value.inherits<JSEventTarget>())
+        return &jsCast<JSEventTarget*>(asObject(value))->wrapped();
+    return nullptr;
+}
+
+std::unique_ptr<JSEventTargetWrapper> jsEventTargetCast(VM& vm, JSValue thisValue)
+{
+    if (auto* target = jsDynamicCast<JSEventTarget*>(thisValue))
+        return makeUnique<JSEventTargetWrapper>(target->wrapped(), *target);
+    // if (auto* window = toJSDOMGlobalObject<JSDOMWindow>(vm, thisValue))
+    //     return makeUnique<JSEventTargetWrapper>(window->wrapped(), *window);
+    // if (auto* scope = toJSDOMGlobalObject<JSWorkerGlobalScope>(vm, thisValue))
+    //     return makeUnique<JSEventTargetWrapper>(scope->wrapped(), *scope);
+    return nullptr;
+}
+
+template<typename Visitor>
+void JSEventTarget::visitAdditionalChildren(Visitor& visitor)
+{
+    wrapped().visitJSEventListeners(visitor);
+}
+
+DEFINE_VISIT_ADDITIONAL_CHILDREN(JSEventTarget);
+
+} // namespace WebCore