sol2/examples/source/docs/runtime_extension.cpp

29 lines
622 B
C++

#define SOL_CHECK_ARGUMENTS 1
#include <sol/sol.hpp>
#include <iostream>
struct object {
int value = 0;
};
int main (int, char*[]) {
std::cout << "==== runtime_extension =====" << std::endl;
sol::state lua;
lua.open_libraries(sol::lib::base);
lua.new_usertype<object>( "object" );
// runtime additions: through the sol API
lua["object"]["func"] = [](object& o) { return o.value; };
// runtime additions: through a lua script
lua.script("function object:print () print(self:func()) end");
// see it work
lua.script("local obj = object.new() \n obj:print()");
return 0;
}