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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef PromiseTracker_h
#define PromiseTracker_h
#include "core/InspectorTypeBuilder.h"
#include "platform/heap/Handle.h"
#include "wtf/HashMap.h"
#include "wtf/Noncopyable.h"
#include "wtf/RefPtr.h"
#include "wtf/Vector.h"
#include <v8.h>
namespace blink {
class ScriptState;
class ScriptValue;
class PromiseTracker final : public NoBaseWillBeGarbageCollected<PromiseTracker> {
WTF_MAKE_NONCOPYABLE(PromiseTracker);
DECLARE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(PromiseTracker);
public:
static PassOwnPtrWillBeRawPtr<PromiseTracker> create()
{
return adoptPtrWillBeNoop(new PromiseTracker());
}
bool isEnabled() const { return m_isEnabled; }
void setEnabled(bool enabled, bool captureStacks);
void clear();
void didReceiveV8PromiseEvent(ScriptState*, v8::Local<v8::Object> promise, v8::Local<v8::Value> parentPromise, int status);
PassRefPtr<TypeBuilder::Array<TypeBuilder::Debugger::PromiseDetails> > promises();
ScriptValue promiseById(int promiseId) const;
class PromiseData;
typedef WillBeHeapVector<RefPtrWillBeMember<PromiseData> > PromiseDataVector;
typedef WillBeHeapHashMap<int, PromiseDataVector> PromiseDataMap;
typedef WillBeHeapHashMap<int, RefPtrWillBeMember<PromiseData> > PromiseIdToDataMap;
void trace(Visitor*);
PromiseDataMap& promiseDataMap() { return m_promiseDataMap; }
PromiseIdToDataMap& promiseIdToDataMap() { return m_promiseIdToDataMap; }
private:
PromiseTracker();
int circularSequentialId();
PassRefPtrWillBeRawPtr<PromiseData> createPromiseDataIfNeeded(ScriptState*, v8::Local<v8::Object> promise);
int m_circularSequentialId;
PromiseDataMap m_promiseDataMap;
bool m_isEnabled;
bool m_captureStacks;
PromiseIdToDataMap m_promiseIdToDataMap;
};
} // namespace blink
#endif // !defined(PromiseTracker_h)
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