light/modules/debug/public/assertions.hpp

#pragma once

#include <format>
#include <logger/logger.hpp>
#include <source_location>

namespace lt {

template<typename Expression_T, typename... Args_T>
struct ensure
{
	ensure(
	    const Expression_T &expression,
	    std::format_string<Args_T...> fmt,
	    Args_T &&...args,
	    const std::source_location &location = std::source_location::current()
	)
	{
		if (!static_cast<bool>(expression))
		{
			throw std::runtime_error { std::format(
				"exception: {}\nlocation: {}:{}",
				std::format(fmt, std::forward<Args_T>(args)...),
				location.file_name(),
				location.line()
			) };
		}
	}
};


template<typename Expression_T, typename... Args_T>
ensure(Expression_T, std::format_string<Args_T...>, Args_T &&...)
    -> ensure<Expression_T, Args_T...>;

} // namespace lt