{

lua_tagtransform_t(lua_tagtransform_t const &other) = default;

explicit lua_tagtransform_t(options_t const *options);

~lua_tagtransform_t() override;

std::unique_ptr<tagtransform_t> clone() const override;

bool filter_tags(osmium::OSMObject const &o, bool *polygon, bool *roads,

taglist_t &out_tags) override;

bool filter_rel_member_tags(taglist_t const &rel_tags,

osmium::memory::Buffer const &members,

rolelist_t const &member_roles,

bool *make_boundary, bool *make_polygon,

bool *roads, taglist_t &out_tags) override;

void open_style();

void check_lua_function_exists(std::string const &func_name);

lua_State *L = nullptr;

std::string m_node_func;

std::string m_way_func;

std::string m_rel_func;

std::string m_rel_mem_func;

std::string m_lua_file;

bool m_extra_attributes;