/src/trafficserver/lib/yamlcpp/include/yaml-cpp/null.h

Source
#ifndef NULL_H_62B23520_7C8E_11DE_8A39_0800200C9A66
#define NULL_H_62B23520_7C8E_11DE_8A39_0800200C9A66

#if defined(_MSC_VER) ||                                            \
    (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
     (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
#pragma once
#endif

#include "yaml-cpp/dll.h"
#include <string>

namespace YAML {
class Node;

struct YAML_CPP_API _Null {};
inline bool operator==(const _Null&, const _Null&) { return true; }
inline bool operator!=(const _Null&, const _Null&) { return false; }

YAML_CPP_API bool IsNull(const Node& node);  // old API only
YAML_CPP_API bool IsNullString(const std::string& str);

extern YAML_CPP_API _Null Null;
}

#endif  // NULL_H_62B23520_7C8E_11DE_8A39_0800200C9A66

Coverage Report

Created: 2026-05-21 06:15

Line	Count	Source
1		#ifndef NULL_H_62B23520_7C8E_11DE_8A39_0800200C9A66
2		#define NULL_H_62B23520_7C8E_11DE_8A39_0800200C9A66
3
4		#if defined(_MSC_VER) \|\| \
5		(defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) \|\| \
6		(__GNUC__ >= 4)) // GCC supports "pragma once" correctly since 3.4
7		#pragma once
8		#endif
9
10		#include "yaml-cpp/dll.h"
11		#include <string>
12
13		namespace YAML {
14		class Node;
15
16		struct YAML_CPP_API _Null {};
17	0	inline bool operator==(const _Null&, const _Null&) { return true; }
18	0	inline bool operator!=(const _Null&, const _Null&) { return false; }
19
20		YAML_CPP_API bool IsNull(const Node& node); // old API only
21		YAML_CPP_API bool IsNullString(const std::string& str);
22
23		extern YAML_CPP_API _Null Null;
24		}
25
26		#endif // NULL_H_62B23520_7C8E_11DE_8A39_0800200C9A66