nullable.cpp

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#include "nullable.h"
 
#include <cstdint>
#include <limits>
 
namespace sensesp {
 
// Invalid values below are set equal to NMEA 2000 "missing data" values
 
template <typename T>
T Nullable<T>::invalid_value_ = T{};
template <>
float Nullable<float>::invalid_value_ = -1e9;
template <>
double Nullable<double>::invalid_value_ = -1e9;
template <>
char Nullable<char>::invalid_value_ = 0xff;
template <>
uint8_t Nullable<uint8_t>::invalid_value_ = 0xff;
template <>
int8_t Nullable<int8_t>::invalid_value_ = 0x7f;
template <>
uint16_t Nullable<uint16_t>::invalid_value_ = 0xffff;
template <>
int16_t Nullable<int16_t>::invalid_value_ = 0x7fff;
template <>
uint32_t Nullable<uint32_t>::invalid_value_ = 0xffffffff;
template <>
int32_t Nullable<int32_t>::invalid_value_ = 0x7fffffff;
template <>
uint64_t Nullable<uint64_t>::invalid_value_ = 0xffffffffffffffffLL;
template <>
int64_t Nullable<int64_t>::invalid_value_ = 0x7fffffffffffffffLL;
 
template <>
bool Nullable<bool>::invalid_value_ = false;
 
 
}  // namespace sensesp