ceph/src/boost/boost/spirit/home/karma/auto/create_generator.hpp

   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
  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