GCC Code Coverage Report

Directory: libs/url/
File: libs/url/src/detail/pct_format.cpp
Date: 2024-08-20 16:05:55
Exec Total Coverage
Lines: 80 80 100.0%
Functions: 2 2 100.0%
Branches: 61 76 80.3%
Line Branch Exec Source
1 //
2 // Copyright (c) 2022 Alan de Freitas (alandefreitas@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/boostorg/url
8 //
9
10
11 #include <boost/url/detail/config.hpp>
12 #include "pct_format.hpp"
13 #include <boost/url/grammar/parse.hpp>
14 #include <boost/url/grammar/unsigned_rule.hpp>
15
16 namespace boost {
17 namespace urls {
18 namespace detail {
19
20 std::size_t
21 250 pct_vmeasure(
22 grammar::lut_chars const& cs,
23 format_parse_context& pctx,
24 measure_context& mctx)
25 {
26 250 auto it0 = pctx.begin();
27 250 auto end = pctx.end();
28
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 488 while( it0 != end )
29 {
30 // look for replacement id
31 295 char const* it1 = it0;
32 295 while(
33
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 762 it1 != end &&
34
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 707 *it1 != '{' )
35 {
36 467 ++it1;
37 }
38
39 // output literal prefix
40
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 295 if( it0 != it1 )
41 {
42
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 584 for (char const* i = it0; i != it1; ++i)
43 467 mctx.advance_to( mctx.out() + measure_one(*i, cs));
44 }
45
46 // over
47
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 295 if( it1 == end )
48 {
49 55 break;
50 }
51
52 // enter replacement id
53 240 ++it1;
54
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 240 BOOST_ASSERT(it1 != end);
55
56 // handle escaped replacement (second '{')
57 // there's no "{{" in URL templates because
58 // '{'s are not allowed in URLs
59
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 240 BOOST_ASSERT(*it1 != '{');
60 /*
61 if( *it1 == '{' )
62 {
63 mctx.advance_to( mctx.out() + measure_one('{', cs));
64 ++it1;
65 // this was not a real replacement,
66 // so we just keep moving
67 continue;
68 }
69 */
70
71
72 // parse {id} or {id:specs}
73 240 char const* id_start = it1;
74 240 while (it1 != end &&
75
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 405 *it1 != ':' &&
76
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 364 *it1 != '}')
77 {
78 165 ++it1;
79 }
80 240 core::string_view id(id_start, it1);
81
82 // move to specs start
83
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 240 if (it1 != end &&
84
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 240 *it1 == ':')
85 41 ++it1;
86 240 pctx.advance_to( it1 );
87
88 // get format_arg to use
89 240 auto idv = grammar::parse(
90 240 id, grammar::unsigned_rule<std::size_t>{});
91
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 240 if (idv)
92 {
93
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 27 mctx.arg( *idv ).measure( pctx, mctx, cs );
94 }
95
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 213 else if (!id.empty())
96 {
97
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 26 mctx.arg( id ).measure( pctx, mctx, cs );
98 }
99 else
100 {
101 187 std::size_t arg_id = pctx.next_arg_id();
102
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 187 mctx.arg( arg_id ).measure( pctx, mctx, cs );
103 }
104
105
106 238 it1 = pctx.begin();
107
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 238 BOOST_ASSERT(*it1 == '}');
108 238 it0 = it1 + 1;
109 }
110
111 248 return mctx.out();
112 }
113
114 char*
115 245 pct_vformat(
116 grammar::lut_chars const& cs,
117 format_parse_context& pctx,
118 format_context& fctx)
119 {
120 245 auto it0 = pctx.begin();
121 245 auto end = pctx.end();
122
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 481 while( it0 != end )
123 {
124 // look for replacement id
125 290 char const* it1 = it0;
126 290 while(
127
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128
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 694 *it1 != '{' )
129 {
130 458 ++it1;
131 }
132
133 // output literal prefix
134
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 290 if( it0 != it1 )
135 {
136
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 574 for (char const* i = it0; i != it1; ++i)
137 {
138 458 char* o = fctx.out();
139 458 encode_one(o, *i, cs);
140 458 fctx.advance_to(o);
141 }
142 }
143
144 // over
145
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 290 if( it1 == end )
146 {
147 54 break;
148 }
149
150 // enter replacement id
151 236 ++it1;
152
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 236 BOOST_ASSERT(it1 != end);
153
154 // handle escaped replacement (second '{')
155 // there's no "{{" in URL templates because
156 // '{'s are not allowed in URLs
157
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 236 BOOST_ASSERT(*it1 != '{');
158 /*
159 if( *it1 == '{' )
160 {
161 char* o = fctx.out();
162 encode_one(o, '{', cs);
163 fctx.advance_to(o);
164 ++it1;
165 // this was not a real replacement,
166 // so we just keep moving
167 continue;
168 }
169 */
170
171 // parse {id} or {id:specs}
172 236 char const* id_start = it1;
173 236 while (it1 != end &&
174
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 401 *it1 != ':' &&
175
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 362 *it1 != '}')
176 {
177 165 ++it1;
178 }
179 236 core::string_view id(id_start, it1);
180
181 // move to specs part
182
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 236 if (it1 != end &&
183
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 236 *it1 == ':')
184 39 ++it1;
185 236 pctx.advance_to( it1 );
186
187 // get format_arg to use
188 236 auto idv = grammar::parse(
189 236 id, grammar::unsigned_rule<std::size_t>{});
190
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 236 if (idv)
191 {
192
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 27 fctx.arg( *idv ).format( pctx, fctx, cs );
193 }
194
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 209 else if (!id.empty())
195 {
196
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 26 fctx.arg( id ).format( pctx, fctx, cs );
197 }
198 else
199 {
200 183 std::size_t arg_id = pctx.next_arg_id();
201
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 183 fctx.arg( arg_id ).format( pctx, fctx, cs );
202 }
203
204 236 it1 = pctx.begin();
205
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 236 BOOST_ASSERT(*it1 == '}');
206 236 it0 = it1 + 1;
207 }
208
209 245 return fctx.out();
210 }
211
212 } // detail
213 } // urls
214 } // boost
215
216