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//
 
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// Copyright (c) 2016-2019 Vinnie Falco (vinnie dot falco at gmail dot com)
 
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// Copyright (c) 2023 Alan de Freitas (alandefreitas@gmail.com)
 
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//
 
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
 
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 
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//
 
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// Official repository: https://github.com/boostorg/url
 
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//
 
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#ifndef BOOST_URL_RFC_DETAIL_IMPL_IPVFUTURE_RULE_HPP
 
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#define BOOST_URL_RFC_DETAIL_IMPL_IPVFUTURE_RULE_HPP
 
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#include <boost/url/detail/config.hpp>
 
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#include <boost/url/rfc/detail/charsets.hpp>
 
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#include <boost/url/grammar/charset.hpp>
 
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#include <boost/url/grammar/delim_rule.hpp>
 
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#include <boost/url/grammar/error.hpp>
 
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#include <boost/url/grammar/hexdig_chars.hpp>
 
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#include <boost/url/grammar/parse.hpp>
 
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#include <boost/url/grammar/token_rule.hpp>
 
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#include <boost/url/grammar/tuple_rule.hpp>
 
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namespace boost {
 
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namespace urls {
 
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namespace detail {
 
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inline BOOST_URL_CXX20_CONSTEXPR
 
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auto
 
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ipvfuture_rule_t::
 
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parse(
 
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    char const*& it,
 
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    char const* const end
 
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        ) const noexcept ->
 
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    system::result<value_type>
 
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{
 
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    constexpr auto
 
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        minor_chars =
 
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            unreserved_chars +
 
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            sub_delim_chars + ':';
 
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    auto const it0 = it;
 
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    auto rv = grammar::parse(
 
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        it, end,
 
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        grammar::tuple_rule(
 
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            grammar::delim_rule('v'),
 
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            grammar::token_rule(
 
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                grammar::hexdig_chars),
 
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            grammar::delim_rule('.'),
 
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            grammar::token_rule(minor_chars)));
 
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    if(! rv)
 
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        return rv.error();
 
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    value_type t;
 
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    t.major = std::get<0>(*rv);
 
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    t.minor = std::get<1>(*rv);
 
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    if(t.major.empty())
 
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    {
 
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        BOOST_URL_CONSTEXPR_RETURN_EC(
 
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            grammar::error::invalid);
 
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    }
 
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    if(t.minor.empty())
 
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    {
 
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        BOOST_URL_CONSTEXPR_RETURN_EC(
 
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            grammar::error::invalid);
 
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    }
 
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    t.str = core::string_view(
 
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        it0, it - it0);
 
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    return t;
 
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}
 
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} // detail
 
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} // urls
 
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} // boost
 
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#endif