forked from qt-creator/qt-creator
388 lines
12 KiB
C++
388 lines
12 KiB
C++
/**************************************************************************
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**
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** This file is part of Qt Creator
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**
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** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
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**
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** Commercial Usage
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**
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Nokia.
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**
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** GNU Lesser General Public License Usage
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**
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** If you are unsure which license is appropriate for your use, please
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** contact the sales department at http://qt.nokia.com/contact.
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**
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**************************************************************************/
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#include <AST.h>
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#include <ASTVisitor.h>
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#include <ASTPatternBuilder.h>
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#include <ASTMatcher.h>
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#include <Control.h>
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#include <Scope.h>
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#include <TranslationUnit.h>
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#include <Literals.h>
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#include <Symbols.h>
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#include <Names.h>
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#include <CoreTypes.h>
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#include <CppDocument.h>
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#include <SymbolVisitor.h>
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#include <Overview.h>
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#include <QFile>
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#include <QList>
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#include <QCoreApplication>
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#include <QStringList>
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#include <QFileInfo>
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#include <QTime>
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#include <QtDebug>
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#include <cstdio>
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#include <cstdlib>
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#include <fstream>
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#include <iostream>
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#ifdef __GNUC__
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# include <cxxabi.h>
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#endif
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using namespace CPlusPlus;
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class ASTDump: protected ASTVisitor
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{
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public:
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ASTDump(TranslationUnit *unit)
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: ASTVisitor(unit) {}
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void operator()(AST *ast) {
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QByteArray basename = translationUnit()->fileName();
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int dotIdx = basename.lastIndexOf('.');
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if (dotIdx != -1)
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basename.truncate(dotIdx);
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basename.append(".ast.dot");
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out.open(basename.constData());
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out << "digraph AST { ordering=out;" << std::endl;
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// std::cout << "rankdir = \"LR\";" << std::endl;
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generateTokens();
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accept(ast);
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typedef QPair<QByteArray, QByteArray> Pair;
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foreach (const Pair &conn, _connections)
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out << conn.first.constData() << " -> " << conn.second.constData() << std::endl;
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alignTerminals();
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out << "}" << std::endl;
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out.close();
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std::cout << basename.constData() << std::endl;
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}
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// the following file can be generated by using:
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// generate-ast <path to cpp stuff> <path to dumpers.inc>
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#include "dumpers.inc"
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protected:
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void alignTerminals() {
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out<<"{ rank=same;" << std::endl;
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foreach (const QByteArray &terminalShape, _terminalShapes) {
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out << " " << std::string(terminalShape) << ";" << std::endl;
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}
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out<<"}"<<std::endl;
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}
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static QByteArray name(AST *ast) {
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#ifdef __GNUC__
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QByteArray name = abi::__cxa_demangle(typeid(*ast).name(), 0, 0, 0) + 11;
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name.truncate(name.length() - 3);
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#else
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QByteArray name = typeid(*ast).name();
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#endif
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return name;
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}
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QByteArray terminalId(unsigned token)
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{ return 't' + QByteArray::number(token); }
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void terminal(unsigned token, AST *node) {
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_connections.append(qMakePair(_id[node], terminalId(token)));
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}
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void generateTokens() {
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for (unsigned token = 1; token < translationUnit()->tokenCount(); ++token) {
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if (translationUnit()->tokenKind(token) == T_EOF_SYMBOL)
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break;
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QByteArray t;
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t.append(terminalId(token));
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t.append(" [shape=rect label = \"");
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t.append(spell(token));
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t.append("\"]");
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if (token > 1) {
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t.append("; ");
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t.append(terminalId(token - 1));
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t.append(" -> ");
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t.append(terminalId(token));
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t.append(" [arrowhead=\"vee\" color=\"transparent\"]");
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}
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_terminalShapes.append(t);
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}
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}
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virtual void nonterminal(AST *ast) {
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accept(ast);
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}
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virtual void node(AST *ast) {
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out << _id[ast].constData() << " [label=\"" << name(ast).constData() << "\"];" << std::endl;
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}
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virtual bool preVisit(AST *ast) {
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static int count = 1;
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const QByteArray id = 'n' + QByteArray::number(count++);
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_id[ast] = id;
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if (! _stack.isEmpty())
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_connections.append(qMakePair(_id[_stack.last()], id));
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_stack.append(ast);
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node(ast);
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return true;
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}
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virtual void postVisit(AST *) {
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_stack.removeLast();
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}
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private:
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QHash<AST *, QByteArray> _id;
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QList<QPair<QByteArray, QByteArray> > _connections;
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QList<AST *> _stack;
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QList<QByteArray> _terminalShapes;
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std::ofstream out;
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};
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class SymbolDump: protected SymbolVisitor
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{
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public:
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SymbolDump(TranslationUnit *unit)
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: translationUnit(unit)
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{
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o.setShowArgumentNames(true);
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o.setShowFunctionSignatures(true);
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o.setShowReturnTypes(true);
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}
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void operator()(Symbol *s) {
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QByteArray basename = translationUnit->fileName();
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int dotIdx = basename.lastIndexOf('.');
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if (dotIdx != -1)
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basename.truncate(dotIdx);
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basename.append(".symbols.dot");
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out.open(basename.constData());
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out << "digraph Symbols { ordering=out;" << std::endl;
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// std::cout << "rankdir = \"LR\";" << std::endl;
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accept(s);
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for (int i = 0; i < _connections.size(); ++i) {
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QPair<Symbol*,Symbol*> connection = _connections.at(i);
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QByteArray from = _id.value(connection.first);
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if (from.isEmpty())
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from = name(connection.first);
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QByteArray to = _id.value(connection.second);
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if (to.isEmpty())
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to = name(connection.second);
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out << from.constData() << " -> " << to.constData() << ";" << std::endl;
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}
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out << "}" << std::endl;
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out.close();
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std::cout << basename.constData() << std::endl;
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}
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protected:
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QByteArray name(Symbol *s) {
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#ifdef __GNUC__
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QByteArray result = abi::__cxa_demangle(typeid(*s).name(), 0, 0, 0) + 11;
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#else
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QByteArray result = typeid(*s).name();
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#endif
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if (s->identifier()) {
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result.append("\\nid: ");
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result.append(s->identifier()->chars());
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}
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if (s->isDeprecated())
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result.append("\\n(deprecated)");
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return result;
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}
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virtual bool preVisit(Symbol *s) {
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static int count = 0;
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QByteArray nodeId("s");
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nodeId.append(QByteArray::number(++count));
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_id[s] = nodeId;
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if (!_stack.isEmpty())
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_connections.append(qMakePair(_stack.last(), s));
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_stack.append(s);
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return true;
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}
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virtual void postVisit(Symbol *) {
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_stack.removeLast();
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}
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virtual void simpleNode(Symbol *symbol) {
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out << _id[symbol].constData() << " [label=\"" << name(symbol).constData() << "\"];" << std::endl;
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}
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virtual bool visit(Class *symbol) {
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const char *id = _id.value(symbol).constData();
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out << id << " [label=\"";
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if (symbol->isClass()) {
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out << "class";
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} else if (symbol->isStruct()) {
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out << "struct";
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} else if (symbol->isUnion()) {
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out << "union";
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} else {
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out << "UNKNOWN";
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}
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out << "\\nid: ";
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if (symbol->identifier()) {
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out << symbol->identifier()->chars();
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} else {
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out << "NO ID";
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}
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if (symbol->isDeprecated())
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out << "\\n(deprecated)";
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out << "\"];" << std::endl;
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return true;
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}
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virtual bool visit(UsingNamespaceDirective *symbol) { simpleNode(symbol); return true; }
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virtual bool visit(UsingDeclaration *symbol) { simpleNode(symbol); return true; }
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virtual bool visit(Declaration *symbol) {
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out << _id[symbol].constData() << " [label=\"";
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out << "Declaration\\n";
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out << qPrintable(o(symbol->name()));
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out << ": ";
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out << qPrintable(o(symbol->type()));
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if (symbol->isDeprecated())
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out << "\\n(deprecated)";
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if (Function *funTy = symbol->type()->asFunctionType()) {
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if (funTy->isPureVirtual())
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out << "\\n(pure virtual)";
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else if (funTy->isVirtual())
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out << "\\n(virtual)";
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if (funTy->isSignal())
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out << "\\n(signal)";
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if (funTy->isSlot())
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out << "\\n(slot)";
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if (funTy->isInvokable())
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out << "\\n(invokable)";
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}
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out << "\"];" << std::endl;
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return true;
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}
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virtual bool visit(Argument *symbol) { simpleNode(symbol); return true; }
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virtual bool visit(TypenameArgument *symbol) { simpleNode(symbol); return true; }
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virtual bool visit(BaseClass *symbol) {
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out << _id[symbol].constData() << " [label=\"BaseClass\\n";
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out << qPrintable(o(symbol->name()));
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if (symbol->isDeprecated())
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out << "\\n(deprecated)";
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out << "\"];" << std::endl;
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return true;
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}
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virtual bool visit(Enum *symbol) { simpleNode(symbol); return true; }
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virtual bool visit(Function *symbol) { simpleNode(symbol); return true; }
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virtual bool visit(Namespace *symbol) { simpleNode(symbol); return true; }
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virtual bool visit(Block *symbol) { simpleNode(symbol); return true; }
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virtual bool visit(ForwardClassDeclaration *symbol) { simpleNode(symbol); return true; }
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virtual bool visit(ObjCBaseClass *symbol) { simpleNode(symbol); return true; }
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virtual bool visit(ObjCBaseProtocol *symbol) { simpleNode(symbol); return true; }
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virtual bool visit(ObjCClass *symbol) { simpleNode(symbol); return true; }
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virtual bool visit(ObjCForwardClassDeclaration *symbol) { simpleNode(symbol); return true; }
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virtual bool visit(ObjCProtocol *symbol) { simpleNode(symbol); return true; }
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virtual bool visit(ObjCForwardProtocolDeclaration *symbol) { simpleNode(symbol); return true; }
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virtual bool visit(ObjCMethod *symbol) { simpleNode(symbol); return true; }
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virtual bool visit(ObjCPropertyDeclaration *symbol) { simpleNode(symbol); return true; }
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private:
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TranslationUnit *translationUnit;
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QHash<Symbol *, QByteArray> _id;
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QList<QPair<Symbol *,Symbol*> >_connections;
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QList<Symbol *> _stack;
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std::ofstream out;
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Overview o;
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};
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int main(int argc, char *argv[])
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{
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QCoreApplication app(argc, argv);
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QStringList files = app.arguments();
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files.removeFirst();
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foreach (const QString &fileName, files) {
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QFile file(fileName);
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if (! file.open(QFile::ReadOnly)) {
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std::cerr << "Cannot open \"" << qPrintable(fileName)
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<< "\", skipping it." << std::endl;
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continue;
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}
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const QByteArray source = file.readAll();
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file.close();
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Document::Ptr doc = Document::create(fileName);
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doc->control()->setDiagnosticClient(0);
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doc->setSource(source);
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doc->parse();
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doc->check();
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ASTDump dump(doc->translationUnit());
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dump(doc->translationUnit()->ast());
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SymbolDump dump2(doc->translationUnit());
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dump2(doc->globalNamespace());
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}
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return EXIT_SUCCESS;
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}
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