strconcat.hpp

/*
 * mstd - Maipa's Standard Library
 *
 * Licensed under the BSD 3-Clause License with Attribution Requirement.
 * See the LICENSE file for details: https://github.com/MAIPA01/mstd/blob/main/LICENSE
 *
 * Copyright (c) 2025, Patryk Antosik (MAIPA01)
 */
 
#pragma once
#ifndef _MSTD_STRCONCAT_HPP_
    #define _MSTD_STRCONCAT_HPP_
 
    #include <mstd/config.hpp>
 
    #if !_MSTD_HAS_CXX17
_MSTD_WARNING("this is only available for c++17 and greater!");
    #else
 
        #include <mstd/string_types.hpp>
 
namespace mstd {
    template<class... Strings>
    inline std::string& concat_to(std::string& out, Strings&&... strs) {
        out.reserve(out.size() + (utils::string_size(strs) + ...));
        (out += ... += strs);
        return out;
    }
 
    template<class... Strings>
    inline std::string concat(Strings&&... strs) {
        std::string str;
        return concat_to(str, std::forward<Strings>(strs)...);
    }
} // namespace mstd
 
    #endif
#endif