#define SOL_ALL_SAFETIES_ON 1

#include <sol/sol.hpp>

int main() {

sol::state lua;

lua.set_function(

"bark", [](sol::this_state s, int a, int b) {

lua_State* L = s; // current state

return a + b + lua_gettop(L);

});

lua.script(

"first = bark(2, 2)"); // only takes 2 arguments, NOT 3

// Can be at the end, too, or in the middle: doesn't matter

lua.set_function(

"bark", [](int a, int b, sol::this_state s) {

lua_State* L = s; // current state

return a + b + lua_gettop(L);

});

lua.script("second = bark(2, 2)"); // only takes 2 arguments

int first = lua["first"];

sol_c_assert(first == 6);

int second = lua["second"];

sol_c_assert(second == 6);

return 0;

}