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Allow null for std::optional #22

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Allow null for std::optional #22

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9 changes: 9 additions & 0 deletions dev/json_dto/pub.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1604,6 +1604,15 @@ default_on_null( nullable_t< Field_Type > & f )
f.reset();
}

#if defined( JSON_DTO_SUPPORTS_STD_OPTIONAL )
template< typename FieldType >
void
default_on_null( std::optional< FieldType > & f )
{
f.reset();
}
#endif

template< typename Field_Type, typename Field_Default_Value_Type >
void
set_default_value( Field_Type & f, Field_Default_Value_Type && default_value )
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