Commit 0e163256 authored by Roberto Raggi's avatar Roberto Raggi
Browse files

Initial work on an AST dumper.

That will be pretty helpful to understand what's going wrong with
templates.
parent f12753a4
#!/bin/sh
me=$(dirname $0)
${CPP-gcc} -U__BLOCKS__ -xc++ -E -include $me/conf.c++ $* > $me/file.i
$me/cplusplus0 $me/file.i
#define __extension__
#define __context__
#define __range__
#define __asm(a...)
#define __asm__(a...)
#define restrict
#define __restrict
#define __restrict__
// #define __weak
#define __builtin_va_arg(a,b) ((b)0)
#define __stdcall
#define __fastcall
#define __imag__
#define __real__
#define __complex__
QT = core gui
macx:CONFIG -= app_bundle
TARGET = cplusplus0
include(../../../src/libs/cplusplus/cplusplus-lib.pri)
# Input
SOURCES += main.cpp
unix {
debug:OBJECTS_DIR = $${OUT_PWD}/.obj/debug-shared
release:OBJECTS_DIR = $${OUT_PWD}/.obj/release-shared
debug:MOC_DIR = $${OUT_PWD}/.moc/debug-shared
release:MOC_DIR = $${OUT_PWD}/.moc/release-shared
RCC_DIR = $${OUT_PWD}/.rcc/
UI_DIR = $${OUT_PWD}/.uic/
}
/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** Commercial Usage
**
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** GNU Lesser General Public License Usage
**
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://qt.nokia.com/contact.
**
**************************************************************************/
#include <AST.h>
#include <ASTVisitor.h>
#include <ASTPatternBuilder.h>
#include <ASTMatcher.h>
#include <Control.h>
#include <Scope.h>
#include <Semantic.h>
#include <TranslationUnit.h>
#include <Literals.h>
#include <Symbols.h>
#include <Names.h>
#include <CoreTypes.h>
#include <CppDocument.h>
#include <QFile>
#include <QList>
#include <QCoreApplication>
#include <QStringList>
#include <QFileInfo>
#include <QTime>
#include <QtDebug>
#include <cstdio>
#include <cstdlib>
#include <iostream>
#include <cxxabi.h>
using namespace CPlusPlus;
class ASTDump: protected ASTVisitor
{
public:
ASTDump(TranslationUnit *unit)
: ASTVisitor(unit) {}
void operator()(AST *ast) {
std::cout << "digraph AST {" << std::endl;
accept(ast);
std::cout << "}" << std::endl;
}
protected:
std::string name(AST *ast) const {
QByteArray name = abi::__cxa_demangle(typeid(*ast).name(), 0, 0, 0) + 11;
name.truncate(name.length() - 3);
name = QByteArray::number(_id.value(ast)) + ". " + name;
const char *x = spell(ast->firstToken());
name += ' ';
name += x;
name.prepend('"');
name.append('"');
return std::string(name);
}
virtual bool preVisit(AST *ast) {
static int count = 1;
_id[ast] = count++;
if (! _stack.isEmpty())
std::cout << name(_stack.last()) << " -> " << name(ast) << ";" << std::endl;
_stack.append(ast);
return true;
}
virtual void postVisit(AST *ast) {
_stack.removeLast();
}
private:
QHash<AST *, int> _id;
QList<AST *> _stack;
};
int main(int argc, char *argv[])
{
QCoreApplication app(argc, argv);
QStringList files = app.arguments();
files.removeFirst();
foreach (const QString &fileName, files) {
QFile file(fileName);
if (! file.open(QFile::ReadOnly))
continue;
const QByteArray source = file.readAll();
file.close();
Document::Ptr doc = Document::create(fileName);
doc->control()->setDiagnosticClient(0);
doc->setSource(source);
doc->parse();
ASTDump dump(doc->translationUnit());
dump(doc->translationUnit()->ast());
}
return EXIT_SUCCESS;
}
struct QString
{
void append(char ch);
};
template <typename _Tp> struct QList {
const _Tp &at(int index);
};
struct QStringList: public QList<QString> {};
int main()
{
QStringList l;
l.at(0).append('a');
}
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