msgformat.hpp

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// -------------------------------------------------------//
//
// SHAMROCK code for hydrodynamics
// Copyright (c) 2021-2026 Timothée David--Cléris <tim.shamrock@proton.me>
// SPDX-License-Identifier: CeCILL Free Software License Agreement v2.1
// Shamrock is licensed under the CeCILL 2.1 License, see LICENSE for more information
//
// -------------------------------------------------------//
 
#pragma once
 
#include "shambase/aliases_int.hpp"
#include "shambase/print.hpp"
#include "shambase/string.hpp"
 
namespace shambase::logs {
 
    // Log message formatting
 
    inline std::string format_message() { return ""; }
 
    template<typename T, typename... Types>
    std::string format_message(T var1, Types... var2);
 
    template<typename... Types>
    inline std::string format_message(std::string s, Types... var2) {
        return s + " " + format_message(var2...);
    }
 
    template<typename T, typename... Types>
    inline std::string format_message(T var1, Types... var2) {
        // Special case for string literals
        if constexpr (std::is_same_v<T, const char *>) {
            // Convert the string literal to a std::string and concatenate it with the formatted
            // string from the remaining arguments
            return std::string(var1) + " " + format_message(var2...);
        }
        // Special case for pointer types
        else if constexpr (std::is_pointer_v<T>) {
            // Convert the pointer to a void pointer, format it as a hexadecimal string, and
            // concatenate it with the formatted string from the remaining arguments
            return shambase::format("{} ", static_cast<const void *>(var1))
                   + format_message(var2...);
        }
 
        else {
            // General case for other types
            // Format the argument as a string and concatenate it with the formatted string from the
            // remaining arguments
            return shambase::format("{} ", var1) + format_message(var2...);
        }
    }
 
} // namespace shambase::logs