// Returns the value at index as a Go function (it must be something pushed with PushGoFunction)
func (L *State) ToGoFunction(index int) (f LuaGoFunction) {
if !L.IsGoFunction(index) {
return nil
}
fid := C.clua_togofunction(L.s, C.int(index))
if fid < 0 {
return nil
}
return L.registry[fid].(LuaGoFunction)
}
func (L *State) ToGoFunction(index int) (f GoFunction) {
fid := C.clua_togofunction(L.s, C.int(index))
return L.registry[fid].(GoFunction)
}