ceph/src/boost/libs/phoenix/include/boost/phoenix/core/debug.hpp

   1 /*==============================================================================
   2     Copyright (c) 2005-2010 Joel de Guzman
   3     Copyright (c) 2010 Thomas Heller
   4     Copyright (c) 2014 John Fletcher
   5
   6     Distributed under the Boost Software License, Version 1.0. (See accompanying
   7     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   8 ==============================================================================*/
   9 #ifndef BOOST_PHOENIX_CORE_DEBUG_HPP
  10 #define BOOST_PHOENIX_CORE_DEBUG_HPP
  11
  12 #include <iostream>
  13 #include <boost/phoenix/version.hpp>
  14 // Some other things may be needed here...
  15
  16 // Include all proto for the time being...
  17 #include <boost/proto/proto.hpp>
  18
  19 namespace boost { namespace phoenix
  20   {
  21
  22     // For now just drop through to the Proto versions.
  23
  24     /// \brief Pretty-print a Phoenix expression tree using the Proto code.
  25     ///
  26     /// \note Equivalent to <tt>functional::display_expr(0, sout)(expr)</tt>
  27     /// \param expr The Phoenix expression tree to pretty-print
  28     /// \param sout The \c ostream to which the output should be
  29     ///             written. If not specified, defaults to
  30     ///             <tt>std::cout</tt>.
  31     template<typename Expr>
  32     void display_expr(Expr const &expr, std::ostream &sout)
  33     {
  34       boost::proto::display_expr(expr,sout);
  35     }
  36
  37     /// \overload
  38     ///
  39     template<typename Expr>
  40     void display_expr(Expr const &expr)
  41     {
  42       boost::proto::display_expr(expr);
  43     }
  44
  45   } // namespace phoenix
  46 } // namespace boost
  47
  48
  49
  50 #endif