forked from qt-creator/qt-creator
ffee7c0b49
Change-Id: If983e9c9bee2d0396d7cc00973ee3885a3736d8a Reviewed-on: http://codereview.qt.nokia.com/2767 Reviewed-by: Fawzi Mohamed <fawzi.mohamed@nokia.com>
127 lines
3.5 KiB
C++
127 lines
3.5 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) 2011 Nokia Corporation and/or its subsidiary(-ies).
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**
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** Contact: Nokia Corporation (info@qt.nokia.com)
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**
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**
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** GNU Lesser General Public License Usage
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**
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** This file may be used under the terms of the GNU Lesser General Public
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** License version 2.1 as published by the Free Software Foundation and
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** appearing in the file LICENSE.LGPL included in the packaging of this file.
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** Please review the following information to ensure the GNU Lesser General
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** Public License version 2.1 requirements will be met:
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** 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, Nokia gives you certain additional
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** rights. These rights are described in the Nokia 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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** Other Usage
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**
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** Alternatively, this file may be used in accordance with the terms and
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** conditions contained in a signed written agreement between you and Nokia.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at info@qt.nokia.com.
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**
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**************************************************************************/
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#include "qmljsscopeastpath.h"
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#include "parser/qmljsast_p.h"
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using namespace QmlJS;
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using namespace AST;
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ScopeAstPath::ScopeAstPath(Document::Ptr doc)
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: _doc(doc)
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{
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}
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QList<Node *> ScopeAstPath::operator()(quint32 offset)
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{
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_result.clear();
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_offset = offset;
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if (_doc)
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accept(_doc->ast());
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return _result;
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}
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void ScopeAstPath::accept(Node *node)
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{
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Node::accept(node, this);
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}
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bool ScopeAstPath::preVisit(Node *node)
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{
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if (Statement *stmt = node->statementCast()) {
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return containsOffset(stmt->firstSourceLocation(), stmt->lastSourceLocation());
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} else if (ExpressionNode *exp = node->expressionCast()) {
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return containsOffset(exp->firstSourceLocation(), exp->lastSourceLocation());
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} else if (UiObjectMember *ui = node->uiObjectMemberCast()) {
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return containsOffset(ui->firstSourceLocation(), ui->lastSourceLocation());
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}
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return true;
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}
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bool ScopeAstPath::visit(UiPublicMember *node)
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{
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if (node && node->statement && node->statement->kind == node->Kind_Block
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&& containsOffset(node->statement->firstSourceLocation(),
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node->statement->lastSourceLocation())) {
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_result.append(node);
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accept(node->statement);
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return false;
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}
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return true;
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}
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bool ScopeAstPath::visit(UiScriptBinding *node)
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{
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if (node && node->statement && node->statement->kind == node->Kind_Block
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&& containsOffset(node->statement->firstSourceLocation(),
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node->statement->lastSourceLocation()))
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{
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_result.append(node);
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accept(node->statement);
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return false;
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}
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return true;
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}
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bool ScopeAstPath::visit(UiObjectDefinition *node)
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{
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_result.append(node);
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accept(node->initializer);
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return false;
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}
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bool ScopeAstPath::visit(UiObjectBinding *node)
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{
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_result.append(node);
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accept(node->initializer);
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return false;
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}
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bool ScopeAstPath::visit(FunctionDeclaration *node)
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{
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return visit(static_cast<FunctionExpression *>(node));
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}
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bool ScopeAstPath::visit(FunctionExpression *node)
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{
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accept(node->formals);
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_result.append(node);
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accept(node->body);
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return false;
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}
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bool ScopeAstPath::containsOffset(SourceLocation start, SourceLocation end)
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{
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return _offset >= start.begin() && _offset <= end.end();
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}
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