Method call

include/boost/parser/parser.hpp:3626–3663

            typename Context,
            typename SkipParser>
        auto call(
            Iter & first_,
            Sentinel last,
            Context const & context,
            SkipParser const & skip,
            detail::flags flags,
            bool & success) const
        {
            Iter first = first_;

            use_parser_t<Iter, Sentinel, Context, SkipParser> const use_parser{
                first, last, context, skip, flags, success};
            using result_t =
                decltype(detail::hl::transform(parsers_, use_parser));
            result_t retval{};

#if BOOST_PARSER_DO_TRACE
            [[maybe_unused]] auto _ = detail::scoped_trace(
                *this, first_, last, context, flags, retval);
#endif

            call_impl(
                first,
                last,
                context,
                skip,
                flags,
                success,
                retval,
                std::make_integer_sequence<
                    int,
                    detail::tuple_size_<ParserTuple>>{});

            if (success)
                first_ = first;

            return retval;
        }

        template<
            typename Iter,