Method protected_function_result

Libs/sol/sol.hpp:15827–15827

		typedef std::reverse_iterator<const_iterator> const_reverse_iterator;

		protected_function_result() noexcept = default;
		protected_function_result(lua_State* Ls, int idx = -1, int retnum = 0, int popped = 0, call_status pferr = call_status::ok) noexcept
		: L(Ls), index(idx), returncount(retnum), popcount(popped), err(pferr) {
		}