constants.h

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#ifndef INCLUDE_ASCII_CONSTANTS_H_
#define INCLUDE_ASCII_CONSTANTS_H_
 
#include <limits>
 
namespace ascii {
constexpr double kPI = 3.14159265358979323846;
constexpr double kDoubleNotANumber = std::numeric_limits<double>::quiet_NaN();
constexpr double kDoubleInfinity = (std::numeric_limits<double>::infinity)();
constexpr double kDoubleNegInfinity =
    (-(std::numeric_limits<double>::infinity)());
} // namespace ascii
#endif