1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
|
/* This file is part of kdev-pg-qt
Copyright (C) 2010 Jonathan Schmidt-Dominé <devel@the-user.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "kdev-pg-inline-checker.h"
#include "kdev-pg-checker.h"
#include <QTextStream>
namespace KDevPG { extern QTextStream checkOut; }
using namespace KDevPG;
void InlineChecker::operator()(Model::EvolveItem* node)
{
if(!mVisited.contains(node->mSymbol))
visitEvolve(node);
}
void InlineChecker::visitNonTerminal(Model::NonTerminalItem* node)
{
Q_UNUSED(node);
}
void InlineChecker::visitInlinedNonTerminal(Model::InlinedNonTerminalItem* node)
{
if(node->mSymbol == 0)
return;
if(mCurrentlyVisiting.contains(node->mSymbol))
{
checkOut << "** ERROR Cyclic inlining of ``" << node->mSymbol->mName << "''\n";
ProblemSummaryPrinter::reportError();
throw node->mSymbol;
}
if(mVisited.contains(node))
return;
if(isOperatorSymbol(node->mSymbol))
{
checkOut << "** ERROR Inlining of an operator expression ``" << node->mSymbol->mName << "''\n";
ProblemSummaryPrinter::reportError();
}
mVisited.insert(node);
mCurrentlyVisiting.insert(node->mSymbol);
try
{
DefaultVisitor::visitInlinedNonTerminal(node);
}
catch(Model::SymbolItem* thrown)
{
checkOut << "\t\tinlined from ``" << node->mSymbol->mName << "''\n";
mCurrentlyVisiting.remove(node->mSymbol);
if(node->mSymbol != thrown)
throw;
node->mSymbol = 0; // avoid it in future
return;
}
mCurrentlyVisiting.remove(node->mSymbol);
}
|
