ceph/src/boost/boost/spirit/home/qi/auto/create_parser.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_QI_CREATE_NOV_21_2009_0444PM)
   7 #define BOOST_SPIRIT_QI_CREATE_NOV_21_2009_0444PM
   8
   9 #if defined(_MSC_VER)
  10 #pragma once
  11 #endif
  12
  13 #include <boost/spirit/home/qi/auto/meta_create.hpp>
  14
  15 ///////////////////////////////////////////////////////////////////////////////
  16 namespace boost { namespace spirit { namespace result_of
  17 {
  18     template <typename T>
  19     struct create_parser
  20       : spirit::traits::meta_create<qi::domain, T> {};
  21 }}}
  22
  23 ///////////////////////////////////////////////////////////////////////////////
  24 namespace boost { namespace spirit { namespace qi
  25 {
  26     // Main API function for parser creation from data type
  27     template <typename T>
  28     typename result_of::create_parser<T>::type
  29     create_parser()
  30     {
  31         return spirit::traits::meta_create<qi::domain, T>::call();
  32     }
  33 }}}
  34
  35 ///////////////////////////////////////////////////////////////////////////////
  36 namespace boost { namespace spirit { namespace traits
  37 {
  38     // Meta function returning true if create_parser does return a valid
  39     // parser for the given type T.
  40     template <typename T>
  41     struct create_parser_exists
  42       : meta_create_exists<qi::domain, T> {};
  43 }}}
  44
  45 #endif