source: src/SynTree/BaseSyntaxNode.h

Last change on this file was 7870799, checked in by Thierry Delisle <tdelisle@…>, 3 years ago

Cast cost and conversion cost now take constant parameters.
This required supporting visiting const node.
The PassVisitor? can now visit const nodes but not when using the Indexer

  • Property mode set to 100644
File size: 1.5 KB
Line 
1//
2// Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo
3//
4// The contents of this file are covered under the licence agreement in the
5// file "LICENCE" distributed with Cforall.
6//
7// BaseSyntaxNode.h --
8//
9// Author           : Thierry Delisle
10// Created On       : Tue Feb 14 07:44:20 2017
11// Last Modified By : Peter A. Buhr
12// Last Modified On : Wed Jul 10 16:13:49 2019
13// Update Count     : 4
14//
15
16#pragma once
17
18#include "Common/CodeLocation.h"
19#include "Common/Indenter.h"
20#include "Common/Stats.h"
21
22class Visitor;
23class Mutator;
24
25class BaseSyntaxNode {
26  public:
27        static Stats::Counters::SimpleCounter* new_nodes;
28
29        CodeLocation location;
30
31        BaseSyntaxNode() { ++*new_nodes; }
32        BaseSyntaxNode( const BaseSyntaxNode & o ) : location(o.location) { ++*new_nodes; }
33        BaseSyntaxNode & operator=( const BaseSyntaxNode & ) = default;
34
35        virtual ~BaseSyntaxNode() {}
36
37        virtual BaseSyntaxNode * clone() const = 0;
38        virtual void accept( Visitor & v ) = 0;
39        virtual void accept( Visitor & v ) const = 0;
40        virtual BaseSyntaxNode * acceptMutator( Mutator & m ) = 0;
41        /// Notes:
42        /// * each node is responsible for indenting its children.
43        /// * Expressions should not finish with a newline, since the expression's parent has better information.
44        virtual void print( std::ostream & os, Indenter indent = {} ) const = 0;
45};
46
47std::ostream & operator<<( std::ostream & out, const BaseSyntaxNode * node );
48
49// Local Variables: //
50// tab-width: 4 //
51// mode: c++ //
52// compile-command: "make install" //
53// End: //
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