src/util/uninterpreted_constant.cpp

   1 /*********************                                                        */
   2 /*! \file uninterpreted_constant.cpp
   3  ** \verbatim
   4  ** Original author: mdeters
   5  ** Major contributors: none
   6  ** Minor contributors (to current version): none
   7  ** This file is part of the CVC4 prototype.
   8  ** Copyright (c) 2009-2012  The Analysis of Computer Systems Group (ACSys)
   9  ** Courant Institute of Mathematical Sciences
  10  ** New York University
  11  ** See the file COPYING in the top-level source directory for licensing
  12  ** information.\endverbatim
  13  **
  14  ** \brief Representation of constants of uninterpreted sorts
  15  **
  16  ** Representation of constants of uninterpreted sorts.
  17  **/
  18
  19 #include "util/uninterpreted_constant.h"
  20 #include <iostream>
  21 #include <sstream>
  22 #include <string>
  23
  24 using namespace std;
  25
  26 namespace CVC4 {
  27
  28 std::ostream& operator<<(std::ostream& out, const UninterpretedConstant& uc) {
  29   stringstream ss;
  30   ss << uc.getType();
  31   string t = ss.str();
  32   size_t i = 0;
  33   // replace everything that isn't in [a-zA-Z0-9_] with an _
  34   while((i = t.find_first_not_of("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890_", i)) != string::npos) {
  35     t.replace(i, 1, 1, '_');
  36   }
  37   return out << "uc_" << t << '_' << uc.getIndex();
  38 }
  39
  40 }/* CVC4 namespace */