exception.h

// By notchcamo.
 
#pragma once
 
#include <exception>
#include <string>
#include <utility>

namespace soo::exception
{
    class DivisionByZero final : public std::exception
    {
    private:
        std::string msg;
 
    public:
        explicit DivisionByZero(std::string str = "Division by zero.") : msg(std::move(str)) {}
        const char* what() const noexcept override { return msg.c_str(); }
    };
} // namespace soo::exception.