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