1   
//
1   
//
2   
// Copyright (c) 2019 Vinnie Falco (vinnie.falco@gmail.com)
2   
// Copyright (c) 2019 Vinnie Falco (vinnie.falco@gmail.com)
3   
//
3   
//
4   
// Distributed under the Boost Software License, Version 1.0. (See accompanying
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)
5   
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
6   
//
6   
//
7   
// Official repository: https://github.com/boostorg/url
7   
// Official repository: https://github.com/boostorg/url
8   
//
8   
//
9  
9  
10   
#ifndef BOOST_URL_DETAIL_PARAMS_ITER_IMPL_HPP
10   
#ifndef BOOST_URL_DETAIL_PARAMS_ITER_IMPL_HPP
11   
#define BOOST_URL_DETAIL_PARAMS_ITER_IMPL_HPP
11   
#define BOOST_URL_DETAIL_PARAMS_ITER_IMPL_HPP
12  
12  
13   
#include <boost/url/param.hpp>
13   
#include <boost/url/param.hpp>
14   
#include <boost/url/detail/parts_base.hpp>
14   
#include <boost/url/detail/parts_base.hpp>
15   
#include <boost/url/detail/url_impl.hpp>
15   
#include <boost/url/detail/url_impl.hpp>
16   
#include <boost/assert.hpp>
16   
#include <boost/assert.hpp>
17  
17  
18   
namespace boost {
18   
namespace boost {
19   
namespace urls {
19   
namespace urls {
20   
namespace detail {
20   
namespace detail {
21  
21  
22   
struct BOOST_URL_DECL params_iter_impl
22   
struct BOOST_URL_DECL params_iter_impl
23   
    : parts_base
23   
    : parts_base
24   
{
24   
{
25   
    query_ref ref;
25   
    query_ref ref;
26   
    std::size_t index = 0;
26   
    std::size_t index = 0;
27   
    std::size_t pos;
27   
    std::size_t pos;
28   
    std::size_t nk;
28   
    std::size_t nk;
29   
    std::size_t nv;
29   
    std::size_t nv;
30   
    std::size_t dk;
30   
    std::size_t dk;
31   
    std::size_t dv;
31   
    std::size_t dv;
32  
32  
33   
    params_iter_impl() = default;
33   
    params_iter_impl() = default;
34   
    params_iter_impl(
34   
    params_iter_impl(
35   
        params_iter_impl const&) = default;
35   
        params_iter_impl const&) = default;
36   
    params_iter_impl& operator=(
36   
    params_iter_impl& operator=(
37   
        params_iter_impl const&) = default;
37   
        params_iter_impl const&) = default;
38  
38  
39   
    // begin
39   
    // begin
40   
    params_iter_impl(
40   
    params_iter_impl(
41   
        query_ref const&) noexcept;
41   
        query_ref const&) noexcept;
42  
42  
43   
    // end
43   
    // end
44   
    params_iter_impl(
44   
    params_iter_impl(
45   
        query_ref const&,
45   
        query_ref const&,
46   
        int) noexcept;
46   
        int) noexcept;
47  
47  
48   
    // at index
48   
    // at index
49   
    params_iter_impl(
49   
    params_iter_impl(
50   
        query_ref const&,
50   
        query_ref const&,
51   
        std::size_t,
51   
        std::size_t,
52   
        std::size_t) noexcept;
52   
        std::size_t) noexcept;
53   
    void setup() noexcept;
53   
    void setup() noexcept;
54   
    void increment() noexcept;
54   
    void increment() noexcept;
55   
    void decrement() noexcept;
55   
    void decrement() noexcept;
56   
    param_pct_view
56   
    param_pct_view
57   
        dereference() const noexcept;
57   
        dereference() const noexcept;
58   
    pct_string_view key() const noexcept;
58   
    pct_string_view key() const noexcept;
59  
59  
60   
    auto
60   
    auto
61   
    next() const noexcept ->
61   
    next() const noexcept ->
62   
        params_iter_impl
62   
        params_iter_impl
63   
    {
63   
    {
64   
        auto next = *this;
64   
        auto next = *this;
65   
        next.increment();
65   
        next.increment();
66   
        return next;
66   
        return next;
67   
    }
67   
    }
68  
68  
69   
    bool
69   
    bool
70   
    equal(
70   
    equal(
71   
        params_iter_impl const&
71   
        params_iter_impl const&
72   
            other) const noexcept
72   
            other) const noexcept
73   
    {
73   
    {
74   
        // different containers
74   
        // different containers
75   
        BOOST_ASSERT(ref.alias_of(other.ref));
75   
        BOOST_ASSERT(ref.alias_of(other.ref));
76   
        return index == other.index;
76   
        return index == other.index;
77   
    }
77   
    }
78   
};
78   
};
79  
79  
80   
} // detail
80   
} // detail
81   
} // urls
81   
} // urls
82   
} // boost
82   
} // boost
83  
83  
84   
#endif
84   
#endif