Chris@16: //  Copyright (c) 2001-2011 Hartmut Kaiser
Chris@16: // 
Chris@16: //  Distributed under the Boost Software License, Version 1.0. (See accompanying 
Chris@16: //  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
Chris@16: 
Chris@16: #if !defined(SPIRIT_STRICT_RELAXED_APR_22_2010_0959AM)
Chris@16: #define SPIRIT_STRICT_RELAXED_APR_22_2010_0959AM
Chris@16: 
Chris@16: #if defined(_MSC_VER)
Chris@16: #pragma once
Chris@16: #endif
Chris@16: 
Chris@16: #include <boost/spirit/home/support/common_terminals.hpp>
Chris@16: #include <boost/spirit/home/support/modify.hpp>
Chris@16: #include <boost/spirit/home/karma/domain.hpp>
Chris@16: #include <boost/spirit/home/karma/meta_compiler.hpp>
Chris@16: 
Chris@16: namespace boost { namespace spirit
Chris@16: {
Chris@16:     ///////////////////////////////////////////////////////////////////////////
Chris@16:     // Enablers
Chris@16:     ///////////////////////////////////////////////////////////////////////////
Chris@16:     template <>
Chris@16:     struct use_directive<karma::domain, tag::strict>  // enables strict[]
Chris@16:       : mpl::true_ {};
Chris@16: 
Chris@16:     template <>
Chris@16:     struct use_directive<karma::domain, tag::relaxed> // enables relaxed[]
Chris@16:       : mpl::true_ {};
Chris@16: 
Chris@16:     ///////////////////////////////////////////////////////////////////////////
Chris@16:     template <>
Chris@16:     struct is_modifier_directive<karma::domain, tag::strict>
Chris@16:       : mpl::true_ {};
Chris@16: 
Chris@16:     template <>
Chris@16:     struct is_modifier_directive<karma::domain, tag::relaxed>
Chris@16:       : mpl::true_ {};
Chris@16: 
Chris@16:     ///////////////////////////////////////////////////////////////////////////
Chris@16:     // Don't add tag::strict or tag::relaxed if there is already one of those 
Chris@16:     // in the modifier list
Chris@16:     template <typename Current>
Chris@16:     struct compound_modifier<Current, tag::strict
Chris@16:           , typename enable_if<has_modifier<Current, tag::relaxed> >::type>
Chris@16:       : Current
Chris@16:     {
Chris@16:         compound_modifier()
Chris@16:           : Current() {}
Chris@16: 
Chris@16:         compound_modifier(Current const& current, tag::strict const&)
Chris@16:           : Current(current) {}
Chris@16:     };
Chris@16: 
Chris@16:     template <typename Current>
Chris@16:     struct compound_modifier<Current, tag::relaxed
Chris@16:           , typename enable_if<has_modifier<Current, tag::strict> >::type>
Chris@16:       : Current
Chris@16:     {
Chris@16:         compound_modifier()
Chris@16:           : Current() {}
Chris@16: 
Chris@16:         compound_modifier(Current const& current, tag::relaxed const&)
Chris@16:           : Current(current) {}
Chris@16:     };
Chris@16: 
Chris@16:     namespace karma
Chris@16:     {
Chris@16: #ifndef BOOST_SPIRIT_NO_PREDEFINED_TERMINALS
Chris@16:         using boost::spirit::strict;
Chris@16:         using boost::spirit::relaxed;
Chris@16: #endif
Chris@16:         using boost::spirit::strict_type;
Chris@16:         using boost::spirit::relaxed_type;
Chris@16:     }
Chris@16: }}
Chris@16: 
Chris@16: #endif