LCOV - code coverage report
Current view: top level - libs/url/src/rfc/detail - query_part_rule.hpp (source / functions) Hit Total Coverage
Test: coverage_filtered.info Lines: 13 13 100.0 %
Date: 2024-02-29 20:02:55 Functions: 1 1 100.0 %

          Line data    Source code
       1             : //
       2             : // Copyright (c) 2016-2019 Vinnie Falco (vinnie dot falco at gmail dot 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/boostorg/url
       8             : //
       9             : 
      10             : #ifndef BOOST_URL_RFC_DETAIL_QUERY_PART_RULE_HPP
      11             : #define BOOST_URL_RFC_DETAIL_QUERY_PART_RULE_HPP
      12             : 
      13             : #include "boost/url/detail/config.hpp"
      14             : #include "boost/url/error_types.hpp"
      15             : #include "boost/url/pct_string_view.hpp"
      16             : #include "boost/url/rfc/query_rule.hpp"
      17             : #include "boost/url/grammar/parse.hpp"
      18             : #include <cstdlib>
      19             : 
      20             : namespace boost {
      21             : namespace urls {
      22             : namespace detail {
      23             : 
      24             : /** Rule for query-part
      25             : 
      26             :     @par BNF
      27             :     @code
      28             :     query-part    = [ "?" query ]
      29             :     @endcode
      30             : */
      31             : struct query_part_rule_t
      32             : {
      33             :     struct value_type
      34             :     {
      35             :         pct_string_view query;
      36             :         std::size_t count = 0;
      37             :         bool has_query = false;
      38             :     };
      39             : 
      40             :     auto
      41        3523 :     parse(
      42             :         char const*& it,
      43             :         char const* end
      44             :             ) const noexcept ->
      45             :         system::result<value_type>
      46             :     {
      47        3523 :         if( it == end ||
      48         657 :             *it != '?')
      49        3091 :             return {};
      50         432 :         ++it;
      51             :         auto rv = grammar::parse(
      52         432 :             it, end, query_rule);
      53         432 :         if(! rv)
      54           2 :             return rv.error();
      55         430 :         value_type t;
      56         430 :         t.query = rv->buffer();
      57         430 :         t.count = rv->size();
      58         430 :         t.has_query = true;
      59         430 :         return t;
      60             :     }
      61             : };
      62             : 
      63             : constexpr query_part_rule_t query_part_rule{};
      64             : 
      65             : } // detail
      66             : } // urls
      67             : } // boost
      68             : 
      69             : #endif

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