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- // Copyright (c) 2001-2010 Hartmut Kaiser
- // Copyright (c) 2011 Laurent Gomila
- //
- // Distributed under the Boost Software License, Version 1.0. (See accompanying
- // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
- #include <boost/config/warning_disable.hpp>
- #include <boost/detail/lightweight_test.hpp>
- #include <boost/spirit/include/qi.hpp>
- #include <boost/spirit/include/phoenix_operator.hpp>
- #include <boost/spirit/include/support_multi_pass.hpp>
- #include <sstream>
- #include <iostream>
- #include <iterator>
- #include <string>
- using namespace boost::spirit;
- using namespace boost;
- int main()
- {
- {
- std::string input("5x");
- std::istringstream iss(input);
- typedef std::istreambuf_iterator<char> base_iterator_type;
- typedef multi_pass<base_iterator_type> iterator_type;
- iterator_type first = make_default_multi_pass(base_iterator_type(iss));
- iterator_type last = make_default_multi_pass(base_iterator_type());
- std::ostringstream oss;
- qi::rule<iterator_type> r = qi::int_ > qi::int_;
- qi::on_error<qi::fail>(r, phoenix::ref(oss) << phoenix::val("error"));
- BOOST_TEST(!qi::parse(first, last, r));
- BOOST_TEST(oss.str() == "error");
- }
- {
- std::string input("5x");
- std::istringstream iss(input);
- typedef std::istreambuf_iterator<char> base_iterator_type;
- typedef multi_pass<base_iterator_type> iterator_type;
- iterator_type first = make_default_multi_pass(base_iterator_type(iss));
- iterator_type last = make_default_multi_pass(base_iterator_type());
- std::ostringstream oss;
- qi::rule<iterator_type> r1 = qi::int_ > qi::int_;
- qi::rule<iterator_type> r2 = qi::int_ > qi::char_;
- qi::on_error<qi::fail>(r1, phoenix::ref(oss) << phoenix::val("error in r1"));
- qi::on_error<qi::fail>(r2, phoenix::ref(oss) << phoenix::val("error in r2"));
- BOOST_TEST(qi::parse(first, last, r1 | r2));
- BOOST_TEST(oss.str() == "error in r1");
- }
- return boost::report_errors();
- }
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