Line data    Source code

       1             : // Author(s): Wieger Wesselink
       2             : // Copyright: see the accompanying file COPYING or copy at
       3             : // https://github.com/mCRL2org/mCRL2/blob/master/COPYING
       4             : //
       5             : // Distributed under the Boost Software License, Version 1.0.
       6             : // (See accompanying file LICENSE_1_0.txt or copy at
       7             : // http://www.boost.org/LICENSE_1_0.txt)
       8             : //
       9             : /// \file mcrl2/pbes/rewriters/if_rewriter.h
      10             : /// \brief add your file description here.
      11             : 
      12             : #ifndef MCRL2_PBES_REWRITERS_IF_REWRITER_H
      13             : #define MCRL2_PBES_REWRITERS_IF_REWRITER_H
      14             : 
      15             : #include "mcrl2/data/consistency.h"
      16             : #include "mcrl2/data/rewriters/if_rewriter.h"
      17             : #include "mcrl2/pbes/builder.h"
      18             : 
      19             : namespace mcrl2 {
      20             : 
      21             : namespace pbes_system {
      22             : 
      23             : namespace detail {
      24             : 
      25             : struct if_rewrite_builder: public pbes_system::data_expression_builder<if_rewrite_builder>
      26             : {
      27             :   typedef pbes_system::data_expression_builder<if_rewrite_builder> super;
      28             :   using super::apply;
      29             :   using super::update;
      30             : 
      31             :   data::if_rewriter r;
      32             : 
      33             :   template <class T>
      34           0 :   void apply(T& result, const data::data_expression& x)
      35             :   {
      36           0 :     result = r(x);
      37           0 :   }
      38             : };
      39             : 
      40             : } // namespace detail
      41             : 
      42             : class if_rewriter
      43             : {
      44             :   public:
      45             :   /// \brief The term type
      46             :   typedef pbes_expression term_type;
      47             : 
      48             :   /// \brief The variable type
      49             :   typedef data::variable variable_type;
      50             : 
      51             :   /// \brief Rewrites a pbes expression.
      52             :   /// \param x A term
      53             :   /// \return The rewrite result.
      54           0 :   pbes_expression operator()(const pbes_expression& x) const
      55             :   {
      56             :     detail::if_rewrite_builder f;
      57           0 :     pbes_expression result;
      58           0 :     f.apply(result, x);
      59           0 :     return result;
      60           0 :   }
      61             : };
      62             : 
      63             : } // namespace pbes_system
      64             : 
      65             : } // namespace mcrl2
      66             : 
      67             : #endif // MCRL2_PBES_REWRITERS_IF_REWRITER_H