GCC Code Coverage Report

Directory: libs/url/
File: libs/url/src/detail/segments_iter_impl.cpp
Date: 2024-03-08 17:32:04
Exec Total Coverage
Lines: 91 91 100.0%
Functions: 6 6 100.0%
Branches: 32 40 80.0%
Line Branch Exec Source
1 //
2 // Copyright (c) 2019 Vinnie Falco (vinnie.falco@gmail.com)
3 // Copyright (c) 2022 Alan de Freitas (alandefreitas@gmail.com)
4 //
5 // Distributed under the Boost Software License, Version 1.0. (See accompanying
6 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
7 //
8 // Official repository: https://github.com/boostorg/url
9 //
10
11
12 #include <boost/url/detail/config.hpp>
13 #include "path.hpp"
14 #include <boost/url/detail/segments_iter_impl.hpp>
15 #include "boost/url/rfc/detail/path_rules.hpp"
16 #include <boost/assert.hpp>
17
18 namespace boost {
19 namespace urls {
20 namespace detail {
21
22 // begin
23 2203 segments_iter_impl::
24 segments_iter_impl(
25 2203 detail::path_ref const& ref_) noexcept
26 2203 : ref(ref_)
27 {
28 2203 pos = path_prefix(ref.buffer());
29 2203 update();
30 2203 }
31
32 // end
33 1802 segments_iter_impl::
34 segments_iter_impl(
35 detail::path_ref const& ref_,
36 1802 int) noexcept
37 : ref(ref_)
38 1802 , pos(ref.size())
39 1802 , next(ref.size())
40 1802 , index(ref.nseg())
41 {
42 1802 }
43
44 595 segments_iter_impl::
45 segments_iter_impl(
46 url_impl const& u_,
47 std::size_t pos_,
48 595 std::size_t index_) noexcept
49 : ref(u_)
50 , pos(pos_)
51 595 , index(index_)
52 {
53
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 595 if(index == 0)
54 {
55 272 pos = path_prefix(ref.buffer());
56 }
57
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 323 else if(pos != ref.size())
58 {
59
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 199 BOOST_ASSERT(
60 ref.data()[pos] == '/');
61 199 ++pos; // skip '/'
62 }
63 595 update();
64 595 }
65
66 void
67 2798 segments_iter_impl::
68 update() noexcept
69 {
70 2798 auto const end = ref.end();
71 char const* const p0 =
72 2798 ref.data() + pos;
73 2798 dn = 0;
74 2798 auto p = p0;
75
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 10449 while(p != end)
76 {
77
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 9213 if(*p == '/')
78 1562 break;
79
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 7651 if(*p != '%')
80 {
81 7286 ++p;
82 7286 continue;
83 }
84 365 p += 3;
85 365 dn += 2;
86 }
87 2798 next = p - ref.data();
88 2798 dn = p - p0 - dn;
89 s_ = make_pct_string_view_unsafe(
90 2798 p0, p - p0, dn);
91 2798 }
92
93 void
94 2753 segments_iter_impl::
95 increment() noexcept
96 {
97
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 2753 BOOST_ASSERT(
98 index != ref.nseg());
99 2753 ++index;
100 2753 pos = next;
101
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 2753 if(index == ref.nseg())
102 1130 return;
103 // "/" segment
104 1623 auto const end = ref.end();
105 1623 auto p = ref.data() + pos;
106
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 1623 BOOST_ASSERT(p != end);
107
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 1623 BOOST_ASSERT(*p == '/');
108 1623 dn = 0;
109 1623 ++p; // skip '/'
110 1623 auto const p0 = p;
111
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 7151 while(p != end)
112 {
113
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 6465 if(*p == '/')
114 937 break;
115
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 5528 if(*p != '%')
116 {
117 5416 ++p;
118 5416 continue;
119 }
120 112 p += 3;
121 112 dn += 2;
122 }
123 1623 next = p - ref.data();
124 1623 dn = p - p0 - dn;
125 s_ = make_pct_string_view_unsafe(
126 1623 p0, p - p0, dn);
127 }
128
129 void
130 1553 segments_iter_impl::
131 decrement() noexcept
132 {
133
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 1553 BOOST_ASSERT(index != 0);
134 1553 --index;
135
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 1553 if(index == 0)
136 {
137 521 next = pos;
138 521 pos = path_prefix(ref.buffer());
139 521 s_ = core::string_view(
140 521 ref.data() + pos,
141 521 next - pos);
142
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 521 BOOST_ASSERT(! s_.ends_with('/'));
143 521 return;
144 }
145 1032 auto const begin = ref.data() +
146 1032 path_prefix(ref.buffer());
147 1032 next = pos;
148 1032 auto p = ref.data() + next;
149 1032 auto const p1 = p;
150
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 1032 BOOST_ASSERT(p != begin);
151 1032 dn = 0;
152
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 3182 while(p != begin)
153 {
154 3182 --p;
155
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 3182 if(*p == '/')
156 {
157 1032 ++dn;
158 1032 break;
159 }
160
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 2150 if(*p == '%')
161 28 dn += 2;
162 }
163 1032 dn = p1 - p - dn;
164 1032 pos = p - ref.data();
165 s_ = make_pct_string_view_unsafe(
166 1032 p + 1, p1 - p - 1, dn);
167 }
168
169 } // detail
170 } // url
171 } // boost
172
173