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// Copyright 2016 the V8 project 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 V8_TRACING_TRACED_VALUE_H_
#define V8_TRACING_TRACED_VALUE_H_
#include <stddef.h>
#include <memory>
#include <string>
#include <vector>
#include "include/v8-platform.h"
#include "src/base/macros.h"
namespace v8 {
namespace tracing {
class TracedValue : public ConvertableToTraceFormat {
public:
~TracedValue() override;
static std::unique_ptr<TracedValue> Create();
void EndDictionary();
void EndArray();
// These methods assume that |name| is a long lived "quoted" string.
void SetInteger(const char* name, int value);
void SetDouble(const char* name, double value);
void SetBoolean(const char* name, bool value);
void SetString(const char* name, const char* value);
void SetString(const char* name, const std::string& value) {
SetString(name, value.c_str());
}
void SetString(const char* name, std::unique_ptr<char[]> value) {
SetString(name, value.get());
}
void SetValue(const char* name, TracedValue* value);
void SetValue(const char* name, std::unique_ptr<TracedValue> value) {
SetValue(name, value.get());
}
void BeginDictionary(const char* name);
void BeginArray(const char* name);
void AppendInteger(int);
void AppendDouble(double);
void AppendBoolean(bool);
void AppendString(const char*);
void AppendString(const std::string& value) { AppendString(value.c_str()); }
void BeginArray();
void BeginDictionary();
// ConvertableToTraceFormat implementation.
void AppendAsTraceFormat(std::string* out) const override;
private:
TracedValue();
void WriteComma();
void WriteName(const char* name);
#ifdef DEBUG
// In debug builds checks the pairings of {Begin,End}{Dictionary,Array}
std::vector<bool> nesting_stack_;
#endif
std::string data_;
bool first_item_;
DISALLOW_COPY_AND_ASSIGN(TracedValue);
};
} // namespace tracing
} // namespace v8
#endif // V8_TRACING_TRACED_VALUE_H_