104 lines
3.9 KiB
C++
104 lines
3.9 KiB
C++
/*
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* Copyright (C) 2020 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "PerformanceMark.h"
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#include "DOMWindow.h"
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#include "DOMWrapperWorld.h"
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#include "Document.h"
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#include "MessagePort.h"
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#include "Performance.h"
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#include "PerformanceMarkOptions.h"
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#include "PerformanceUserTiming.h"
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#include "SerializedScriptValue.h"
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#include "WorkerGlobalScope.h"
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namespace WebCore {
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static double performanceNow(ScriptExecutionContext& scriptExecutionContext)
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{
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// FIXME: We should consider moving the Performance object to be owned by the
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// the ScriptExecutionContext to avoid this.
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if (is<Document>(scriptExecutionContext)) {
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if (auto window = downcast<Document>(scriptExecutionContext).domWindow())
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return window->performance().now();
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return 0;
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}
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if (is<WorkerGlobalScope>(scriptExecutionContext))
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return downcast<WorkerGlobalScope>(scriptExecutionContext).performance().now();
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return 0;
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}
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ExceptionOr<Ref<PerformanceMark>> PerformanceMark::create(JSC::JSGlobalObject& globalObject, ScriptExecutionContext& scriptExecutionContext, const String& name, std::optional<PerformanceMarkOptions>&& markOptions)
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{
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if (is<Document>(scriptExecutionContext) && PerformanceUserTiming::isRestrictedMarkName(name))
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return Exception { SyntaxError };
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double startTime;
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JSC::JSValue detail;
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if (markOptions) {
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if (markOptions->startTime) {
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if (*markOptions->startTime < 0)
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return Exception { TypeError };
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startTime = *markOptions->startTime;
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} else
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startTime = performanceNow(scriptExecutionContext);
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if (markOptions->detail.isUndefined())
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detail = JSC::jsNull();
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else
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detail = markOptions->detail;
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} else {
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startTime = performanceNow(scriptExecutionContext);
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detail = JSC::jsNull();
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}
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Vector<RefPtr<MessagePort>> ignoredMessagePorts;
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auto serializedDetail = SerializedScriptValue::create(globalObject, detail, { }, ignoredMessagePorts);
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if (serializedDetail.hasException())
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return serializedDetail.releaseException();
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return adoptRef(*new PerformanceMark(name, startTime, serializedDetail.releaseReturnValue()));
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}
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PerformanceMark::PerformanceMark(const String& name, double startTime, Ref<SerializedScriptValue>&& serializedDetail)
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: PerformanceEntry(name, startTime, startTime)
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, m_serializedDetail(WTFMove(serializedDetail))
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{
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}
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PerformanceMark::~PerformanceMark() = default;
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JSC::JSValue PerformanceMark::detail(JSC::JSGlobalObject& globalObject)
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{
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return m_serializedDetail->deserialize(globalObject, &globalObject);
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}
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}
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