1 /****************************************************************************
3 ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
4 ** All rights reserved.
5 ** Contact: Nokia Corporation (qt-info@nokia.com)
7 ** This file is part of the QtDeclarative module of the Qt Toolkit.
9 ** $QT_BEGIN_LICENSE:LGPL$
10 ** No Commercial Usage
11 ** This file contains pre-release code and may not be distributed.
12 ** You may use this file in accordance with the terms and conditions
13 ** contained in the Technology Preview License Agreement accompanying
16 ** GNU Lesser General Public License Usage
17 ** Alternatively, this file may be used under the terms of the GNU Lesser
18 ** General Public License version 2.1 as published by the Free Software
19 ** Foundation and appearing in the file LICENSE.LGPL included in the
20 ** packaging of this file. Please review the following information to
21 ** ensure the GNU Lesser General Public License version 2.1 requirements
22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
24 ** In addition, as a special exception, Nokia gives you certain additional
25 ** rights. These rights are described in the Nokia Qt LGPL Exception
26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
28 ** If you have questions regarding the use of this file, please contact
29 ** Nokia at qt-info@nokia.com.
40 ****************************************************************************/
42 #ifndef QDECLARATIVEREWRITE_P_H
43 #define QDECLARATIVEREWRITE_P_H
49 // This file is not part of the Qt API. It exists purely as an
50 // implementation detail. This header file may change from version to
51 // version without notice, or even be removed.
56 #include "rewriter/textwriter_p.h"
57 #include "parser/qdeclarativejslexer_p.h"
58 #include "parser/qdeclarativejsparser_p.h"
59 #include "parser/qdeclarativejsnodepool_p.h"
63 namespace QDeclarativeRewrite {
64 using namespace QDeclarativeJS;
66 class SharedBindingTester : protected AST::Visitor
70 bool isSharable(const QString &code);
71 bool isSharable(AST::Node *Node);
73 virtual bool visit(AST::FunctionDeclaration *) { _sharable = false; return false; }
74 virtual bool visit(AST::FunctionExpression *) { _sharable = false; return false; }
75 virtual bool visit(AST::CallExpression *) { _sharable = false; return false; }
78 class RewriteBinding: protected AST::Visitor
85 QString operator()(const QString &code, bool *ok = 0, bool *sharable = 0);
86 QString operator()(QDeclarativeJS::AST::Node *node, const QString &code, bool *sharable = 0);
88 //name of the function: used for the debugger
89 void setName(const QByteArray &name) { _name = name; }
92 using AST::Visitor::visit;
94 void accept(AST::Node *node);
95 QString rewrite(QString code, unsigned position, AST::Statement *node);
97 virtual bool visit(AST::Block *ast);
98 virtual bool visit(AST::ExpressionStatement *ast);
100 virtual bool visit(AST::DoWhileStatement *ast);
101 virtual void endVisit(AST::DoWhileStatement *ast);
103 virtual bool visit(AST::WhileStatement *ast);
104 virtual void endVisit(AST::WhileStatement *ast);
106 virtual bool visit(AST::ForStatement *ast);
107 virtual void endVisit(AST::ForStatement *ast);
109 virtual bool visit(AST::LocalForStatement *ast);
110 virtual void endVisit(AST::LocalForStatement *ast);
112 virtual bool visit(AST::ForEachStatement *ast);
113 virtual void endVisit(AST::ForEachStatement *ast);
115 virtual bool visit(AST::LocalForEachStatement *ast);
116 virtual void endVisit(AST::LocalForEachStatement *ast);
122 } // namespace QDeclarativeRewrite
126 #endif // QDECLARATIVEREWRITE_P_H