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/*
* Copyright (C) 2009 Google Inc. All rights reserved.
* Copyright (C) 2009-2021 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:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "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 THE COPYRIGHT
* OWNER 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 "JSMessageEvent.h"
#include "JSBlob.h"
#include "JSDOMBinding.h"
#include "JSDOMConvert.h"
#include "JSEventTarget.h"
#include "JSMessagePort.h"
#include <JavaScriptCore/JSArray.h>
#include <JavaScriptCore/JSArrayBuffer.h>
namespace WebCore {
JSC::JSValue JSMessageEvent::ports(JSC::JSGlobalObject& lexicalGlobalObject) const
{
auto throwScope = DECLARE_THROW_SCOPE(lexicalGlobalObject.vm());
return cachedPropertyValue(throwScope, lexicalGlobalObject, *this, wrapped().cachedPorts(), [&](JSC::ThrowScope& throwScope) {
return toJS<IDLFrozenArray<IDLInterface<MessagePort>>>(lexicalGlobalObject, *globalObject(), throwScope, wrapped().ports());
});
}
JSC::JSValue JSMessageEvent::data(JSC::JSGlobalObject& lexicalGlobalObject) const
{
auto throwScope = DECLARE_THROW_SCOPE(lexicalGlobalObject.vm());
return cachedPropertyValue(throwScope, lexicalGlobalObject, *this, wrapped().cachedData(), [this, &lexicalGlobalObject](JSC::ThrowScope&) {
return WTF::switchOn(wrapped().data(), [this] (MessageEvent::JSValueTag) -> JSC::JSValue {
return wrapped().jsData().getValue(JSC::jsNull());
}, [this, &lexicalGlobalObject] (const Ref<SerializedScriptValue>& data) {
// FIXME: Is it best to handle errors by returning null rather than throwing an exception?
return data->deserialize(lexicalGlobalObject, globalObject(), wrapped().ports(), SerializationErrorMode::NonThrowing);
}, [&lexicalGlobalObject] (const String& data) {
return toJS<IDLDOMString>(lexicalGlobalObject, data);
}, [this, &lexicalGlobalObject] (const Ref<Blob>& data) {
return toJS<IDLInterface<Blob>>(lexicalGlobalObject, *globalObject(), data);
}, [this, &lexicalGlobalObject] (const Ref<ArrayBuffer>& data) {
return toJS<IDLInterface<ArrayBuffer>>(lexicalGlobalObject, *globalObject(), data);
});
});
}
template<typename Visitor>
void JSMessageEvent::visitAdditionalChildren(Visitor& visitor)
{
wrapped().jsData().visit(visitor);
wrapped().cachedData().visit(visitor);
wrapped().cachedPorts().visit(visitor);
}
DEFINE_VISIT_ADDITIONAL_CHILDREN(JSMessageEvent);
} // namespace WebCore
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