| 35 | using namespace std::literals; |
| 36 | |
| 37 | int main() |
| 38 | { |
| 39 | [[maybe_unused]] int dummy = 0; // for clang-format(!) |
| 40 | |
| 41 | // P1 |
| 42 | { |
| 43 | auto result = bp::parse("foo", bp::string("bar") | bp::string("foo")); |
| 44 | BOOST_TEST(result); |
| 45 | BOOST_TEST(*result == "foo"s); |
| 46 | } |
| 47 | { |
| 48 | auto result = bp::parse("bar", bp::string("bar") | bp::string("bar")); |
| 49 | BOOST_TEST(result); |
| 50 | BOOST_TEST(*result == "bar"s); |
| 51 | } |
| 52 | { |
| 53 | auto result = bp::parse("42", bp::string("bar") | bp::int_); |
| 54 | BOOST_TEST(result); |
| 55 | BOOST_TEST(result->index() == 1u); |
| 56 | BOOST_TEST(std::get<int>(*result) == 42); |
| 57 | } |
| 58 | { |
| 59 | auto result = bp::parse("bar", bp::string("bar") | bp::char_('c')); |
| 60 | BOOST_TEST(result); |
| 61 | BOOST_TEST(result->index() == 0); |
| 62 | BOOST_TEST(std::get<std::string>(*result) == "bar"s); |
| 63 | } |
| 64 | { |
| 65 | auto result = bp::parse("", bp::string("bar") | bp::eps); |
| 66 | BOOST_TEST(result); |
| 67 | BOOST_TEST(*result == std::nullopt); |
| 68 | } |
| 69 | { |
| 70 | auto result = |
| 71 | bp::parse("foofoo", bp::string("bar") | *bp::string("foo")); |
| 72 | BOOST_TEST(result); |
| 73 | BOOST_TEST(result->index() == 1u); |
| 74 | BOOST_TEST( |
| 75 | std::get<std::vector<std::string>>(*result) == |
| 76 | std::vector({"foo"s, "foo"s})); |
| 77 | } |
| 78 | { |
| 79 | auto result = bp::parse("bar", bp::string("bar") | -bp::string("foo")); |
| 80 | BOOST_TEST(result); |
| 81 | BOOST_TEST(result->index() == 0); |
| 82 | BOOST_TEST(std::get<std::string>(*result) == "bar"s); |
| 83 | } |
| 84 | { |
| 85 | auto result = |
| 86 | bp::parse("42", bp::string("bar") | (bp::string("foo") | bp::int_)); |
| 87 | BOOST_TEST(result); |
| 88 | BOOST_TEST(result->index() == 1u); |
| 89 | BOOST_TEST(std::get<int>(*result) == 42); |
| 90 | } |
| 91 | { |
| 92 | auto result = bp::parse( |
| 93 | "bar", |
| 94 | bp::string("foo") | -(bp::string("foo") | bp::string("bar"))); |