spirit/test/qi/no_skip.cpp
2010-02-17 02:18:44 +00:00

51 lines
1.6 KiB
C++

/*=============================================================================
Copyright (c) 2001-2010 Joel de Guzman
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/detail/lightweight_test.hpp>
#include <boost/spirit/include/qi_directive.hpp>
#include <boost/spirit/include/qi_char.hpp>
#include <boost/spirit/include/qi_operator.hpp>
#include <boost/spirit/include/qi_nonterminal.hpp>
#include <iostream>
#include "test.hpp"
int
main()
{
using spirit_test::test_attr;
using boost::spirit::qi::no_skip;
using boost::spirit::qi::lexeme;
using boost::spirit::qi::char_;
using boost::spirit::qi::space;
// without skipping no_skip is equivalent to lexeme
{
std::string str;
BOOST_TEST((test_attr("' abc '", '\'' >> no_skip[+~char_('\'')] >> '\'', str) &&
str == " abc "));
}
{
std::string str;
BOOST_TEST((test_attr("' abc '", '\'' >> lexeme[+~char_('\'')] >> '\'', str) &&
str == " abc "));
}
// with skipping, no_skip allows to match a leading skipper
{
std::string str;
BOOST_TEST((test_attr("' abc '", '\'' >> no_skip[+~char_('\'')] >> '\'', str, space) &&
str == " abc "));
}
{
std::string str;
BOOST_TEST((test_attr("' abc '", '\'' >> lexeme[+~char_('\'')] >> '\'', str, space) &&
str == "abc "));
}
return boost::report_errors();
}