Function findCustomObjectPath

src/OpenLoco/src/Objects/ObjectManager.cpp:710–719

All object files are based on their internal object header name but there is a chance of a name collision this function works out if the name is possible and if not permutes the name until it is valid.

    // there is a chance of a name collision this function works out if the name
    // is possible and if not permutes the name until it is valid.
    static fs::path findCustomObjectPath(std::string& filename)
    {
        auto objPath = Environment::getPath(Environment::PathId::customObjects) / (filename + ".DAT");
        while (fs::exists(objPath))
        {
            permutateObjectFilename(filename);
            objPath.replace_filename(filename + ".DAT");
        }
        return objPath;
    }

    static void sanatiseObjectFilename(std::string& filename)
    {