57 lines
2.1 KiB
C++
57 lines
2.1 KiB
C++
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/*=============================================================================
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Copyright (c) 2002-2003 Hartmut Kaiser
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http://spirit.sourceforge.net/
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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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#if !defined(BOOST_SPIRIT_FUNDAMENTAL_HPP)
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#define BOOST_SPIRIT_FUNDAMENTAL_HPP
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#include <boost/spirit/home/classic/namespace.hpp>
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#include <boost/spirit/home/classic/meta/impl/fundamental.ipp>
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namespace boost { namespace spirit {
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BOOST_SPIRIT_CLASSIC_NAMESPACE_BEGIN
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///////////////////////////////////////////////////////////////////////////
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//
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// Helper template for counting the number of nodes contained in a
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// given parser type.
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// All parser_category type parsers are counted as nodes.
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//
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///////////////////////////////////////////////////////////////////////////
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template <typename ParserT>
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struct node_count {
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typedef typename ParserT::parser_category_t parser_category_t;
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typedef typename impl::nodes<parser_category_t>
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::template count<ParserT, mpl::int_<0> > count_t;
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BOOST_STATIC_CONSTANT(int, value = count_t::value);
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};
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///////////////////////////////////////////////////////////////////////////
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//
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// Helper template for counting the number of leaf nodes contained in a
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// given parser type.
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// Only plain_parser_category type parsers are counted as leaf nodes.
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//
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///////////////////////////////////////////////////////////////////////////
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template <typename ParserT>
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struct leaf_count {
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typedef typename ParserT::parser_category_t parser_category_t;
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typedef typename impl::leafs<parser_category_t>
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::template count<ParserT, mpl::int_<0> > count_t;
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BOOST_STATIC_CONSTANT(int, value = count_t::value);
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};
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BOOST_SPIRIT_CLASSIC_NAMESPACE_END
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}} // namespace BOOST_SPIRIT_CLASSIC_NS
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#endif // !defined(BOOST_SPIRIT_FUNDAMENTAL_HPP)
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