check.hpp

// Copyright Take Vos 2020.
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at https://www.boost.org/LICENSE_1_0.txt)
 
#pragma once
 
#include "exception.hpp"
#include "utils.hpp"
 
namespace tt {
 
#define tt_parse_check(expression, ...) \
    do { \
        if (!(expression)) { \
            if constexpr (::tt::nr_arguments(__VA_ARGS__) == 0) { \
                throw ::tt::parse_error(#expression); \
            } else { \
                throw ::tt::parse_error(__VA_ARGS__); \
            } \
        } \
    } while (false)
 
#define tt_hresult_check(expression) \
    ([](HRESULT result) { \
        if (FAILED(result)) { \
            throw ::tt::io_error("Call to '{}' failed with {:08x}", #expression, result); \
        } \
        return result; \
    }(expression))
 
}