public static Result_InvoiceNoneZ constructor_ok(Invoice o) {
number ret = bindings.CResult_InvoiceNoneZ_ok(o == null ? 0 : o.ptr & ~1);
Result_InvoiceNoneZ ret_hu_conv = Result_InvoiceNoneZ.constr_from_ptr(ret);
public static Result_InvoiceNoneZ constructor_ok(Invoice o) {
number ret = bindings.CResult_InvoiceNoneZ_ok(o == null ? 0 : o.ptr & ~1);
Result_InvoiceNoneZ ret_hu_conv = Result_InvoiceNoneZ.constr_from_ptr(ret);