forked from qt-creator/qt-creator
746c5d8863
Change-Id: Ib5423fdd064e4546f848c0b640b0ed0514c26d3a Reviewed-by: Leena Miettinen <riitta-leena.miettinen@digia.com> Reviewed-by: Kai Koehne <kai.koehne@digia.com>
91 lines
2.9 KiB
C++
91 lines
2.9 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of Qt Creator.
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**
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the 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 Digia. For licensing terms and
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** conditions see http://qt.digia.com/licensing. For further information
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** use the contact form at http://qt.digia.com/contact-us.
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**
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** GNU Lesser General Public License Usage
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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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** In addition, as a special exception, Digia gives you certain additional
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** rights. These rights are described in the Digia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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****************************************************************************/
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#include "ASTPath.h"
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#include <cplusplus/AST.h>
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#include <cplusplus/TranslationUnit.h>
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#ifdef WITH_AST_PATH_DUMP
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# include <QDebug>
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# include <typeinfo>
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#endif // WITH_AST_PATH_DUMP
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using namespace CPlusPlus;
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QList<AST *> ASTPath::operator()(int line, int column)
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{
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_nodes.clear();
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_line = line;
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_column = column;
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if (_doc) {
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if (TranslationUnit *unit = _doc->translationUnit())
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accept(unit->ast());
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}
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return _nodes;
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}
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#ifdef WITH_AST_PATH_DUMP
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void ASTPath::dump(const QList<AST *> nodes)
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{
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qDebug() << "ASTPath dump," << nodes.size() << "nodes:";
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for (int i = 0; i < nodes.size(); ++i)
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qDebug() << qPrintable(QString(i + 1, QLatin1Char('-'))) << typeid(*nodes.at(i)).name();
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}
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#endif // WITH_AST_PATH_DUMP
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bool ASTPath::preVisit(AST *ast)
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{
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unsigned firstToken = ast->firstToken();
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unsigned lastToken = ast->lastToken();
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if (firstToken > 0) {
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if (lastToken <= firstToken)
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return false;
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unsigned startLine, startColumn;
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getTokenStartPosition(firstToken, &startLine, &startColumn);
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if (_line > startLine || (_line == startLine && _column >= startColumn)) {
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unsigned endLine, endColumn;
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getTokenEndPosition(lastToken - 1, &endLine, &endColumn);
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if (_line < endLine || (_line == endLine && _column <= endColumn)) {
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_nodes.append(ast);
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return true;
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}
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}
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}
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return false;
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}
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