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7c673cae FG |
1 | /*============================================================================= |
2 | Copyright (c) 2001-2014 Joel de Guzman | |
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 | =============================================================================*/ | |
7c673cae | 7 | #include <boost/spirit/home/x3.hpp> |
92f5a8d4 | 8 | #include <boost/fusion/include/std_pair.hpp> |
7c673cae FG |
9 | |
10 | #include <iostream> | |
11 | #include <string> | |
12 | #include "test.hpp" | |
13 | ||
1e59de90 TL |
14 | using boost::spirit::x3::rule; |
15 | ||
16 | rule<class direct_rule, int> direct_rule = "direct_rule"; | |
17 | rule<class indirect_rule, int> indirect_rule = "indirect_rule"; | |
18 | ||
19 | auto const direct_rule_def = boost::spirit::x3::int_; | |
20 | auto const indirect_rule_def = direct_rule; | |
21 | ||
22 | BOOST_SPIRIT_DEFINE(direct_rule, indirect_rule) | |
23 | ||
7c673cae FG |
24 | int main() |
25 | { | |
26 | using spirit_test::test; | |
27 | using spirit_test::test_attr; | |
28 | using namespace boost::spirit::x3::ascii; | |
29 | using boost::spirit::x3::raw; | |
30 | using boost::spirit::x3::eps; | |
11fdf7f2 | 31 | using boost::spirit::x3::lit; |
7c673cae | 32 | using boost::spirit::x3::_attr; |
92f5a8d4 TL |
33 | using boost::spirit::x3::parse; |
34 | using boost::spirit::x3::int_; | |
35 | using boost::spirit::x3::char_; | |
7c673cae | 36 | |
f67539c2 TL |
37 | BOOST_SPIRIT_ASSERT_CONSTEXPR_CTORS(raw['x']); |
38 | ||
7c673cae FG |
39 | { |
40 | boost::iterator_range<char const*> range; | |
41 | std::string str; | |
42 | BOOST_TEST((test_attr("spirit_test_123", raw[alpha >> *(alnum | '_')], range))); | |
43 | BOOST_TEST((std::string(range.begin(), range.end()) == "spirit_test_123")); | |
44 | BOOST_TEST((test_attr(" spirit", raw[*alpha], range, space))); | |
45 | BOOST_TEST((range.size() == 6)); | |
46 | } | |
47 | ||
48 | { | |
49 | std::string str; | |
50 | BOOST_TEST((test_attr("spirit_test_123", raw[alpha >> *(alnum | '_')], str))); | |
51 | BOOST_TEST((str == "spirit_test_123")); | |
1e59de90 TL |
52 | |
53 | str.clear(); | |
54 | BOOST_TEST((test_attr("x123", alpha >> raw[+alnum], str))) | |
55 | && BOOST_TEST_EQ(str, "x123"); | |
7c673cae FG |
56 | } |
57 | ||
58 | { | |
59 | boost::iterator_range<char const*> range; | |
60 | BOOST_TEST((test("x", raw[alpha]))); | |
61 | BOOST_TEST((test_attr("x", raw[alpha], range))); | |
1e59de90 | 62 | BOOST_TEST((test_attr("x", raw[alpha] >> eps, range))); |
7c673cae FG |
63 | } |
64 | ||
65 | { | |
66 | boost::iterator_range<char const*> range; | |
67 | BOOST_TEST((test("x", raw[alpha][ ([&](auto& ctx){ range = _attr(ctx); }) ]))); | |
68 | BOOST_TEST(range.size() == 1 && *range.begin() == 'x'); | |
69 | } | |
70 | ||
11fdf7f2 TL |
71 | { |
72 | boost::iterator_range<char const*> range; | |
73 | BOOST_TEST((test("x123x", lit('x') >> raw[+digit] >> lit('x')))); | |
74 | BOOST_TEST((test_attr("x123x", lit('x') >> raw[+digit] >> lit('x'), range))); | |
75 | BOOST_TEST((std::string(range.begin(), range.end()) == "123")); | |
76 | } | |
77 | ||
92f5a8d4 TL |
78 | { |
79 | using range = boost::iterator_range<std::string::iterator>; | |
80 | boost::variant<int, range> attr; | |
81 | ||
82 | std::string str("test"); | |
83 | parse(str.begin(), str.end(), (int_ | raw[*char_]), attr); | |
84 | ||
85 | auto rng = boost::get<range>(attr); | |
86 | BOOST_TEST(std::string(rng.begin(), rng.end()) == "test"); | |
87 | } | |
88 | ||
89 | { | |
90 | std::vector<boost::iterator_range<std::string::iterator>> attr; | |
91 | std::string str("123abcd"); | |
92 | parse(str.begin(), str.end() | |
93 | , (raw[int_] >> raw[*char_]) | |
94 | , attr | |
95 | ); | |
96 | BOOST_TEST(attr.size() == 2); | |
97 | BOOST_TEST(std::string(attr[0].begin(), attr[0].end()) == "123"); | |
98 | BOOST_TEST(std::string(attr[1].begin(), attr[1].end()) == "abcd"); | |
99 | } | |
100 | ||
101 | { | |
102 | std::pair<int, boost::iterator_range<std::string::iterator>> attr; | |
103 | std::string str("123abcd"); | |
104 | parse(str.begin(), str.end() | |
105 | , (int_ >> raw[*char_]) | |
106 | , attr | |
107 | ); | |
108 | BOOST_TEST(attr.first == 123); | |
109 | BOOST_TEST(std::string(attr.second.begin(), attr.second.end()) == "abcd"); | |
110 | } | |
111 | ||
1e59de90 TL |
112 | { |
113 | // test with simple rule | |
114 | boost::iterator_range<char const*> range; | |
115 | BOOST_TEST((test_attr("123", raw[direct_rule], range))); | |
116 | BOOST_TEST((std::string(range.begin(), range.end()) == "123")); | |
117 | } | |
118 | ||
119 | { | |
120 | // test with complex rule | |
121 | boost::iterator_range<char const*> range; | |
122 | BOOST_TEST((test_attr("123", raw[indirect_rule], range))); | |
123 | BOOST_TEST((std::string(range.begin(), range.end()) == "123")); | |
124 | } | |
125 | ||
7c673cae FG |
126 | return boost::report_errors(); |
127 | } |