isPub

                pub fn isPub(id: Id) bool {
                    return switch (id) {
                        .pub_const_simple,
                        .pub_const_typed,
                        .pub_const,
                        .pub_extern_const_simple,
                        .pub_extern_const,
                        .pub_export_const,
                        .pub_var_simple,
                        .pub_var,
                        .pub_var_threadlocal,
                        .pub_extern_var,
                        .pub_extern_var_threadlocal,
                        .pub_export_var,
                        .pub_export_var_threadlocal,
                        => true,
                        else => false,
                    };
                }