Files
qt-creator/src/libs/qmljs/qmljsscopeastpath.cpp
Fawzi Mohamed fe564852ad Qmljs: added scope for blocks in UiScriptBindings and UiPublicMember
correctly insert the scope for code blocks in UiScriptBindings and
UiPublicMember, and improve find usages for types (correctly detecting
variables in the same scope)

Change-Id: Iaaf1a59f041f3831fbe04243b220fb85fde76479
Reviewed-on: http://codereview.qt.nokia.com/335
Reviewed-by: Christian Kamm <christian.d.kamm@nokia.com>
2011-06-07 13:04:21 +02:00

125 lines
3.6 KiB
C++

/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (info@qt.nokia.com)
**
**
** GNU Lesser General Public License Usage
**
** 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.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** Other Usage
**
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
** If you have questions regarding the use of this file, please contact
** Nokia at info@qt.nokia.com.
**
**************************************************************************/
#include "qmljsscopeastpath.h"
#include "parser/qmljsast_p.h"
using namespace QmlJS;
using namespace AST;
ScopeAstPath::ScopeAstPath(Document::Ptr doc)
: _doc(doc)
{
}
QList<Node *> ScopeAstPath::operator()(quint32 offset)
{
_result.clear();
_offset = offset;
if (_doc)
Node::accept(_doc->ast(), this);
return _result;
}
void ScopeAstPath::accept(Node *node)
{ Node::acceptChild(node, this); }
bool ScopeAstPath::preVisit(Node *node)
{
if (Statement *stmt = node->statementCast()) {
return containsOffset(stmt->firstSourceLocation(), stmt->lastSourceLocation());
} else if (ExpressionNode *exp = node->expressionCast()) {
return containsOffset(exp->firstSourceLocation(), exp->lastSourceLocation());
} else if (UiObjectMember *ui = node->uiObjectMemberCast()) {
return containsOffset(ui->firstSourceLocation(), ui->lastSourceLocation());
}
return true;
}
bool ScopeAstPath::visit(UiPublicMember *node)
{
if (node && node->statement && node->statement->kind == node->Kind_Block
&& containsOffset(node->statement->firstSourceLocation(),
node->statement->lastSourceLocation())) {
_result.append(node);
Node::accept(node->statement, this);
return false;
}
return true;
}
bool ScopeAstPath::visit(UiScriptBinding *node)
{
if (node && node->statement && node->statement->kind == node->Kind_Block
&& containsOffset(node->statement->firstSourceLocation(),
node->statement->lastSourceLocation()))
{
_result.append(node);
Node::accept(node->statement, this);
return false;
}
return true;
}
bool ScopeAstPath::visit(UiObjectDefinition *node)
{
_result.append(node);
Node::accept(node->initializer, this);
return false;
}
bool ScopeAstPath::visit(UiObjectBinding *node)
{
_result.append(node);
Node::accept(node->initializer, this);
return false;
}
bool ScopeAstPath::visit(FunctionDeclaration *node)
{
return visit(static_cast<FunctionExpression *>(node));
}
bool ScopeAstPath::visit(FunctionExpression *node)
{
Node::accept(node->formals, this);
_result.append(node);
Node::accept(node->body, this);
return false;
}
bool ScopeAstPath::containsOffset(SourceLocation start, SourceLocation end)
{
return _offset >= start.begin() && _offset <= end.end();
}