1/*=============================================================================
2 Copyright (c) 2019 Nikita Kniazev
3
4 Use, modification and distribution is subject to the Boost Software
5 License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
6 http://www.boost.org/LICENSE_1_0.txt)
7=============================================================================*/
8
9#include "rule_separate_tu_grammar.hpp"
10
11
12#include "test.hpp"
13
14namespace sem_act {
15
16namespace x3 = boost::spirit::x3;
17
18auto nop = [](auto const&){};
19
20x3::rule<class used_attr1_r, int> used_attr1;
21auto const used_attr1_def = used_attr::grammar[nop];
22BOOST_SPIRIT_DEFINE(used_attr1);
23
24x3::rule<class used_attr2_r, int> used_attr2;
25auto const used_attr2_def = unused_attr::grammar[nop];
26BOOST_SPIRIT_DEFINE(used_attr2);
27
28x3::rule<class unused_attr1_r> unused_attr1;
29auto const unused_attr1_def = used_attr::grammar[nop];
30BOOST_SPIRIT_DEFINE(unused_attr1);
31
32x3::rule<class unused_attr2_r> unused_attr2;
33auto const unused_attr2_def = unused_attr::grammar[nop];
34BOOST_SPIRIT_DEFINE(unused_attr2);
35
36}
37
38int main()
39{
40 using spirit_test::test;
41 using spirit_test::test_attr;
42
43 {
44 BOOST_TEST(test("*", unused_attr::skipper));
45 BOOST_TEST(test("#", unused_attr::skipper2));
46 BOOST_TEST(test("==", unused_attr::grammar));
47 BOOST_TEST(test("*=*=", unused_attr::grammar, unused_attr::skipper));
48 BOOST_TEST(test("#=#=", unused_attr::grammar, unused_attr::skipper2));
49 }
50
51 {
52 long i;
53 static_assert(!std::is_same<decltype(i), used_attr::grammar_type::attribute_type>::value,
54 "ensure we have instantiated the rule with a different attribute type");
55 BOOST_TEST(test_attr("123", used_attr::grammar, i));
56 BOOST_TEST_EQ(i, 123);
57 BOOST_TEST(test_attr(" 42", used_attr::grammar, i, used_attr::skipper));
58 BOOST_TEST_EQ(i, 42);
59 }
60
61 {
62 long i;
63 BOOST_TEST(test_attr("123", sem_act::used_attr1, i));
64 BOOST_TEST(test_attr("===", sem_act::used_attr2, i));
65 BOOST_TEST(test("123", sem_act::unused_attr1));
66 BOOST_TEST(test("===", sem_act::unused_attr2));
67 }
68
69 return boost::report_errors();
70}
71

source code of boost/libs/spirit/test/x3/rule_separate_tu.cpp