sol2/examples/source/docs/as_function.cpp

22 lines
496 B
C++

#define SOL_ALL_SAFETIES_ON 1
#include <sol/sol.hpp>
int main () {
struct callable {
int operator()( int a, bool b ) {
return a + (b ? 10 : 20);
}
};
sol::state lua;
// Binds struct as userdata
// can still be callable, but beware
// caveats
lua.set( "not_func", callable() );
// Binds struct as function
lua.set( "func", sol::as_function( callable() ) );
// equivalent: lua.set_function( "func", callable() );
// equivalent: lua["func"] = callable();
}