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45 lines
1.5 KiB
C++
45 lines
1.5 KiB
C++
/*=============================================================================
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Copyright (c) 2001-2015 Joel de Guzman
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Copyright (c) 2025 Nana Sakisaka
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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=============================================================================*/
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#include "test.hpp"
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#include <boost/spirit/home/x3.hpp>
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#include <iostream>
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int main()
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{
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using spirit_test::test;
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using boost::spirit::x3::standard::space;
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using boost::spirit::x3::standard::space_type;
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using boost::spirit::x3::standard::digit;
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using boost::spirit::x3::lexeme;
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using boost::spirit::x3::rule;
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BOOST_SPIRIT_ASSERT_CONSTEXPR_CTORS(lexeme['x']);
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{
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BOOST_TEST((test(" 1 2 3 4 5", +digit, space)));
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BOOST_TEST((!test(" 1 2 3 4 5", lexeme[+digit], space)));
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BOOST_TEST((test(" 12345", lexeme[+digit], space)));
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BOOST_TEST((test(" 12345 ", lexeme[+digit], space, false)));
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// lexeme collapsing
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BOOST_TEST((!test(" 1 2 3 4 5", lexeme[lexeme[+digit]], space)));
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BOOST_TEST((test(" 12345", lexeme[lexeme[+digit]], space)));
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BOOST_TEST((test(" 12345 ", lexeme[lexeme[+digit]], space, false)));
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auto r = +digit;
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auto rr = lexeme[r];
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BOOST_TEST((!test(" 1 2 3 4 5", rr, space)));
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BOOST_TEST((test(" 12345", rr, space)));
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}
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return boost::report_errors();
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}
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