1 /************************************************************************
2  ************************************************************************
3     FAUST compiler
4     Copyright (C) 2003-2018 GRAME, Centre National de Creation Musicale
5     ---------------------------------------------------------------------
6     This program is free software; you can redistribute it and/or modify
7     it under the terms of the GNU General Public License as published by
8     the Free Software Foundation; either version 2 of the License, or
9     (at your option) any later version.
10 
11     This program is distributed in the hope that it will be useful,
12     but WITHOUT ANY WARRANTY; without even the implied warranty of
13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14     GNU General Public License for more details.
15 
16     You should have received a copy of the GNU General Public License
17     along with this program; if not, write to the Free Software
18     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19  ************************************************************************
20  ************************************************************************/
21 
22 #pragma once
23 
24 #include <cstdlib>
25 #include "property.hh"
26 #include "sigtyperules.hh"
27 #include "tree.hh"
28 #include "treeTraversal.hh"
29 
30 //-------------------------SignalVisitor-------------------------------
31 // An identity transformation on signals. Can be used to test
32 // that everything works, and as a pattern for real transformations.
33 //----------------------------------------------------------------------
34 
35 class SignalVisitor : public TreeTraversal {
36    protected:
37     bool fVisitGen{false};
38 
39    public:
40     SignalVisitor() = default;
41 
42    protected:
43     void visit(Tree t) override;
44 };
45