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26 lines
790 B
26 lines
790 B
#ifndef NULL_H_62B23520_7C8E_11DE_8A39_0800200C9A66
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#define NULL_H_62B23520_7C8E_11DE_8A39_0800200C9A66
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#if defined(_MSC_VER) || \
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(defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
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(__GNUC__ >= 4)) // GCC supports "pragma once" correctly since 3.4
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#pragma once
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#endif
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#include "yaml-cpp/dll.h"
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#include <string>
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namespace YAML {
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class Node;
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struct YAML_CPP_API _Null {};
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inline bool operator==(const _Null&, const _Null&) { return true; }
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inline bool operator!=(const _Null&, const _Null&) { return false; }
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YAML_CPP_API bool IsNull(const Node& node); // old API only
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YAML_CPP_API bool IsNullString(const std::string& str);
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extern YAML_CPP_API _Null Null;
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}
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#endif // NULL_H_62B23520_7C8E_11DE_8A39_0800200C9A66
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