1 // Copyright (c) 2001-2011 Hartmut Kaiser 2 // 3 // Distributed under the Boost Software License, Version 1.0. (See accompanying 4 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) 5 6 #if !defined(BOOST_SPIRIT_KARMA_CREATE_NOV_21_2009_0340PM) 7 #define BOOST_SPIRIT_KARMA_CREATE_NOV_21_2009_0340PM 8 9 #if defined(_MSC_VER) 10 #pragma once 11 #endif 12 13 #include <boost/spirit/home/karma/auto/meta_create.hpp> 14 15 /////////////////////////////////////////////////////////////////////////////// 16 namespace boost { namespace spirit { namespace result_of 17 { 18 /////////////////////////////////////////////////////////////////////////// 19 template <typename T> 20 struct create_generator 21 : spirit::traits::meta_create<karma::domain, T> {}; 22 }}} 23 24 /////////////////////////////////////////////////////////////////////////////// 25 namespace boost { namespace spirit { namespace karma 26 { 27 // Main API function for generator creation from data type 28 template <typename T> 29 typename result_of::create_generator<T>::type create_generator()30 create_generator() 31 { 32 return spirit::traits::meta_create<karma::domain, T>::call(); 33 } 34 }}} 35 36 /////////////////////////////////////////////////////////////////////////////// 37 namespace boost { namespace spirit { namespace traits 38 { 39 // Meta function returning true if create_generator does return a valid 40 // generator for the given type T. 41 template <typename T> 42 struct create_generator_exists 43 : meta_create_exists<karma::domain, T> {}; 44 }}} 45 46 #endif 47