u_weak_ptr.hpp

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// Copyright 2026, Beyley Cardellio
// SPDX-License-Identifier: BSL-1.0
/*!
 * @file
 * @brief  C++ helpers for weak pointers.
 * @author Beyley Cardellio <ep1cm1n10n123@gmail.com>
 *
 * @ingroup aux_util
 */
 
#pragma once
 
#include <memory>
#include <stdexcept>
 
 
#define U_ASSERT_WEAK_PTR_RET(ptr, msg, ...)                                                                           \
        do {                                                                                                           \
                if (!ptr) {                                                                                            \
                        U_LOG_E("Handle " #ptr " has expired unexpectedly! [%s:%d]: " msg, __func__, __LINE__);        \
                        assert(false);                                                                                 \
                        return __VA_ARGS__;                                                                            \
                }                                                                                                      \
        } while (0)
 
#define U_ASSERT_WEAK_PTR_THROW(ptr, msg, ...)                                                                         \
        do {                                                                                                           \
                if (!ptr) {                                                                                            \
                        U_LOG_E("Handle " #ptr " has expired unexpectedly! [%s:%d]: " msg, __func__, __LINE__);        \
                        throw std::runtime_error("Weak pointer has expired unexpectedly");                             \
                }                                                                                                      \
        } while (0)