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Added IsNull function

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Jesse Beder
2009-07-31 05:07:21 +00:00
parent 7a89920441
commit d506dae914
3 changed files with 12 additions and 5 deletions
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4
include/null.h
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@@ -6,10 +6,14 @@
namespace YAML
{
class Node;
struct _Null {};
inline bool operator == (const _Null&, const _Null&) { return true; }
inline bool operator != (const _Null&, const _Null&) { return false; }
bool IsNull(const Node& node);
extern _Null Null;
}