ceph/src/boost/libs/spirit/include/boost/spirit/home/karma/delimit_out.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_DELIMIT_FEB_20_2007_1208PM)
   7 #define BOOST_SPIRIT_KARMA_DELIMIT_FEB_20_2007_1208PM
   8
   9 #if defined(_MSC_VER)
  10 #pragma once
  11 #endif
  12
  13 #include <boost/spirit/home/support/unused.hpp>
  14 #include <boost/spirit/home/karma/detail/unused_delimiter.hpp>
  15
  16 namespace boost { namespace spirit { namespace karma
  17 {
  18     ///////////////////////////////////////////////////////////////////////////
  19     //  Do delimiting. This is equivalent to p << d. The function is a
  20     //  no-op if spirit::unused is passed as the delimiter-generator.
  21     ///////////////////////////////////////////////////////////////////////////
  22     template <typename OutputIterator, typename Delimiter>
  23     inline bool delimit_out(OutputIterator& sink, Delimiter const& d)
  24     {
  25         return d.generate(sink, unused, unused, unused);
  26     }
  27
  28     template <typename OutputIterator>
  29     inline bool delimit_out(OutputIterator&, unused_type)
  30     {
  31         return true;
  32     }
  33
  34     ///////////////////////////////////////////////////////////////////////////
  35     template <typename OutputIterator, typename Delimiter>
  36     inline bool delimit_out(OutputIterator&
  37       , detail::unused_delimiter<Delimiter> const&)
  38     {
  39         return true;
  40     }
  41
  42 }}}
  43
  44 #endif
  45