1 #ifndef PROTON_NULL_HPP
2 #define PROTON_NULL_HPP
28 #include "./internal/comparable.hpp"
29 #include "./internal/export.hpp"
38 class null :
private internal::comparable<null> {
51 PN_CPP_EXTERN std::ostream&
operator<<(std::ostream&,
const null&);
55 #endif // PROTON_NULL_HPP
std::ostream & operator<<(std::ostream &, const binary &)
Print a binary value.
friend bool operator==(const null &, const null &)
null instances are always equal
Definition: null.hpp:45
friend bool operator<(const null &, const null &)
null instances are never unequal
Definition: null.hpp:47
The type of the AMQP null value.
Definition: null.hpp:38
null(decltype(nullptr))
Constructed from nullptr literal.
Definition: null.hpp:42