123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960 |
- /*=============================================================================
- Copyright (c) 2001-2011 Hartmut Kaiser
- Copyright (c) 2011 Brian O'Kennedy
- 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_char.hpp>
- #include <boost/spirit/include/qi_numeric.hpp>
- #include <boost/spirit/include/qi_stream.hpp>
- #include <boost/spirit/include/qi_operator.hpp>
- #include "test.hpp"
- struct complex
- {
- complex (double a = 0.0, double b = 0.0) : a(a), b(b) {}
- double a, b;
- };
- std::istream& operator>> (std::istream& is, complex& z)
- {
- char lbrace = '\0', comma = '\0', rbrace = '\0';
- is >> lbrace >> z.a >> comma >> z.b >> rbrace;
- if (lbrace != '{' || comma != ',' || rbrace != '}')
- is.setstate(std::ios_base::failbit);
- return is;
- }
- int main()
- {
- using spirit_test::test_attr;
- {
- using boost::spirit::qi::blank;
- using boost::spirit::qi::double_;
- using boost::spirit::qi::stream;
- using boost::spirit::qi::stream_parser;
- using boost::fusion::at_c;
- complex c;
- BOOST_TEST(test_attr("{1.0,2.5}",
- stream_parser<char, complex>(), c, blank) &&
- c.a == 1.0 && c.b == 2.5);
- boost::fusion::vector<complex, double> d;
- BOOST_TEST(test_attr("{1.0,2.5},123.456",
- stream >> ',' >> double_, d, blank) &&
- at_c<0>(d).a == 1.0 && at_c<0>(d).b == 2.5 && at_c<1>(d) == 123.456);
- }
- return boost::report_errors();
- }
|