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|---|---|---|---|
| 1 | // | ||
| 2 | // Copyright (c) 2021 Vinnie Falco (vinnie.falco@gmail.com) | ||
| 3 | // | ||
| 4 | // Distributed under the Boost Software License, Version 1.0. (See accompanying | ||
| 5 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | ||
| 6 | // | ||
| 7 | // Official repository: https://github.com/cppalliance/http_proto | ||
| 8 | // | ||
| 9 | |||
| 10 | #include <boost/http_proto/rfc/parameter.hpp> | ||
| 11 | #include <boost/http_proto/rfc/token_rule.hpp> | ||
| 12 | #include <boost/http_proto/rfc/quoted_token_rule.hpp> | ||
| 13 | #include <boost/http_proto/rfc/detail/ws.hpp> | ||
| 14 | |||
| 15 | #include <boost/url/grammar/parse.hpp> | ||
| 16 | #include <boost/url/grammar/optional_rule.hpp> | ||
| 17 | #include <boost/url/grammar/tuple_rule.hpp> | ||
| 18 | #include <boost/url/grammar/literal_rule.hpp> | ||
| 19 | |||
| 20 | namespace boost { | ||
| 21 | namespace http_proto { | ||
| 22 | namespace implementation_defined { | ||
| 23 | auto | ||
| 24 | 32 | parameter_rule_t:: | |
| 25 | parse( | ||
| 26 | char const*& it, | ||
| 27 | char const* end) const noexcept -> | ||
| 28 | system::result<value_type> | ||
| 29 | { | ||
| 30 | 32 | auto name = grammar::parse(it, end, token_rule); | |
| 31 |
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32 | if(!name) |
| 32 | 5 | return name.error(); | |
| 33 | |||
| 34 |
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27 | if(it == end) |
| 35 | 1 | BOOST_HTTP_PROTO_RETURN_EC( | |
| 36 | grammar::error::need_more); | ||
| 37 | |||
| 38 |
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26 | if(*it++ != '=') |
| 39 | ✗ | BOOST_HTTP_PROTO_RETURN_EC( | |
| 40 | grammar::error::mismatch); | ||
| 41 | |||
| 42 | 26 | auto value = grammar::parse( | |
| 43 | it, end, quoted_token_rule); | ||
| 44 |
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26 | if(!value) |
| 45 | 1 | return value.error(); | |
| 46 | |||
| 47 | 25 | return value_type{ *name, *value }; | |
| 48 | } | ||
| 49 | |||
| 50 | auto | ||
| 51 | 18 | parameters_rule_t:: | |
| 52 | parse( | ||
| 53 | char const*& it, | ||
| 54 | char const* end) const noexcept -> | ||
| 55 | system::result<value_type> | ||
| 56 | { | ||
| 57 | constexpr auto ows = grammar::squelch( | ||
| 58 | grammar::optional_rule( | ||
| 59 | grammar::token_rule(detail::ws))); | ||
| 60 | |||
| 61 | return grammar::parse( | ||
| 62 | 18 | it, end, grammar::range_rule( | |
| 63 | 18 | grammar::tuple_rule( | |
| 64 | ows, | ||
| 65 | 36 | grammar::squelch(grammar::literal_rule(";")), | |
| 66 | ows, | ||
| 67 | 18 | parameter_rule))); | |
| 68 | } | ||
| 69 | } // implementation_defined | ||
| 70 | } // http_proto | ||
| 71 | } // boost | ||
| 72 |