1/*=============================================================================
2 Copyright (c) 2001-2014 Joel de Guzman
3
4 Distributed under the Boost Software License, Version 1.0. (See accompanying
5 file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
6=============================================================================*/
7#include "expression_def.hpp"
8
9namespace client { namespace calculator_grammar
10{
11 typedef std::string::const_iterator iterator_type;
12 typedef x3::phrase_parse_context<x3::ascii::space_type>::type context_type;
13
14 BOOST_SPIRIT_INSTANTIATE(expression_type, iterator_type, context_type);
15}}
16

source code of boost/libs/spirit/example/x3/calc/calc7/expression.cpp