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Regular null_t.

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Zach Laine
2018-09-28 19:55:21 -05:00
parent b894548871
commit 4f0c270483
1 changed files with 5 additions and 1 deletions
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6
include/boost/yaml/json_fwd.hpp
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@@ -13,7 +13,11 @@ namespace boost { namespace json {
enum class value_kind { object, array, number, string, boolean, null };
struct null_t
{};
{
bool operator==(null_t) const noexcept { return true; }
bool operator!=(null_t) const noexcept { return false; }
bool operator<(null_t) const noexcept { return false; }
};
template<typename T>
T const & get(value const & v) noexcept;