/**************************************************************************** ** ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). ** All rights reserved. ** Contact: Nokia Corporation (qt-info@nokia.com) ** ** This file is part of the QtScript module of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** No Commercial Usage ** This file contains pre-release code and may not be distributed. ** You may use this file in accordance with the terms and conditions ** contained in the Technology Preview License Agreement accompanying ** this package. ** ** GNU Lesser General Public License Usage ** Alternatively, 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. ** ** If you have questions regarding the use of this file, please contact ** Nokia at qt-info@nokia.com. ** ** ** ** ** ** ** ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #ifndef QSCRIPTPRETTYPRETTY_P_H #define QSCRIPTPRETTYPRETTY_P_H // // W A R N I N G // ------------- // // This file is not part of the Qt API. It exists purely as an // implementation detail. This header file may change from version to // version without notice, or even be removed. // // We mean it. // #include #include "qscriptastvisitor_p.h" QT_BEGIN_NAMESPACE class QTextStream; namespace QScript { class PrettyPretty: protected AST::Visitor { public: PrettyPretty(QTextStream &out); virtual ~PrettyPretty(); QTextStream &operator () (AST::Node *node, int level = 0); protected: void accept(AST::Node *node); virtual bool preVisit(AST::Node *node); virtual bool visit(AST::ThisExpression *node); virtual void endVisit(AST::ThisExpression *node); virtual bool visit(AST::IdentifierExpression *node); virtual void endVisit(AST::IdentifierExpression *node); virtual bool visit(AST::NullExpression *node); virtual void endVisit(AST::NullExpression *node); virtual bool visit(AST::TrueLiteral *node); virtual void endVisit(AST::TrueLiteral *node); virtual bool visit(AST::FalseLiteral *node); virtual void endVisit(AST::FalseLiteral *node); virtual bool visit(AST::StringLiteral *node); virtual void endVisit(AST::StringLiteral *node); virtual bool visit(AST::NumericLiteral *node); virtual void endVisit(AST::NumericLiteral *node); virtual bool visit(AST::RegExpLiteral *node); virtual void endVisit(AST::RegExpLiteral *node); virtual bool visit(AST::ArrayLiteral *node); virtual void endVisit(AST::ArrayLiteral *node); virtual bool visit(AST::ObjectLiteral *node); virtual void endVisit(AST::ObjectLiteral *node); virtual bool visit(AST::ElementList *node); virtual void endVisit(AST::ElementList *node); virtual bool visit(AST::Elision *node); virtual void endVisit(AST::Elision *node); virtual bool visit(AST::PropertyNameAndValueList *node); virtual void endVisit(AST::PropertyNameAndValueList *node); virtual bool visit(AST::IdentifierPropertyName *node); virtual void endVisit(AST::IdentifierPropertyName *node); virtual bool visit(AST::StringLiteralPropertyName *node); virtual void endVisit(AST::StringLiteralPropertyName *node); virtual bool visit(AST::NumericLiteralPropertyName *node); virtual void endVisit(AST::NumericLiteralPropertyName *node); virtual bool visit(AST::ArrayMemberExpression *node); virtual void endVisit(AST::ArrayMemberExpression *node); virtual bool visit(AST::FieldMemberExpression *node); virtual void endVisit(AST::FieldMemberExpression *node); virtual bool visit(AST::NewMemberExpression *node); virtual void endVisit(AST::NewMemberExpression *node); virtual bool visit(AST::NewExpression *node); virtual void endVisit(AST::NewExpression *node); virtual bool visit(AST::CallExpression *node); virtual void endVisit(AST::CallExpression *node); virtual bool visit(AST::ArgumentList *node); virtual void endVisit(AST::ArgumentList *node); virtual bool visit(AST::PostIncrementExpression *node); virtual void endVisit(AST::PostIncrementExpression *node); virtual bool visit(AST::PostDecrementExpression *node); virtual void endVisit(AST::PostDecrementExpression *node); virtual bool visit(AST::DeleteExpression *node); virtual void endVisit(AST::DeleteExpression *node); virtual bool visit(AST::VoidExpression *node); virtual void endVisit(AST::VoidExpression *node); virtual bool visit(AST::TypeOfExpression *node); virtual void endVisit(AST::TypeOfExpression *node); virtual bool visit(AST::PreIncrementExpression *node); virtual void endVisit(AST::PreIncrementExpression *node); virtual bool visit(AST::PreDecrementExpression *node); virtual void endVisit(AST::PreDecrementExpression *node); virtual bool visit(AST::UnaryPlusExpression *node); virtual void endVisit(AST::UnaryPlusExpression *node); virtual bool visit(AST::UnaryMinusExpression *node); virtual void endVisit(AST::UnaryMinusExpression *node); virtual bool visit(AST::TildeExpression *node); virtual void endVisit(AST::TildeExpression *node); virtual bool visit(AST::NotExpression *node); virtual void endVisit(AST::NotExpression *node); virtual bool visit(AST::BinaryExpression *node); virtual void endVisit(AST::BinaryExpression *node); virtual bool visit(AST::ConditionalExpression *node); virtual void endVisit(AST::ConditionalExpression *node); virtual bool visit(AST::Expression *node); virtual void endVisit(AST::Expression *node); virtual bool visit(AST::Block *node); virtual void endVisit(AST::Block *node); virtual bool visit(AST::StatementList *node); virtual void endVisit(AST::StatementList *node); virtual bool visit(AST::VariableStatement *node); virtual void endVisit(AST::VariableStatement *node); virtual bool visit(AST::VariableDeclarationList *node); virtual void endVisit(AST::VariableDeclarationList *node); virtual bool visit(AST::VariableDeclaration *node); virtual void endVisit(AST::VariableDeclaration *node); virtual bool visit(AST::EmptyStatement *node); virtual void endVisit(AST::EmptyStatement *node); virtual bool visit(AST::ExpressionStatement *node); virtual void endVisit(AST::ExpressionStatement *node); virtual bool visit(AST::IfStatement *node); virtual void endVisit(AST::IfStatement *node); virtual bool visit(AST::DoWhileStatement *node); virtual void endVisit(AST::DoWhileStatement *node); virtual bool visit(AST::WhileStatement *node); virtual void endVisit(AST::WhileStatement *node); virtual bool visit(AST::ForStatement *node); virtual void endVisit(AST::ForStatement *node); virtual bool visit(AST::LocalForStatement *node); virtual void endVisit(AST::LocalForStatement *node); virtual bool visit(AST::ForEachStatement *node); virtual void endVisit(AST::ForEachStatement *node); virtual bool visit(AST::LocalForEachStatement *node); virtual void endVisit(AST::LocalForEachStatement *node); virtual bool visit(AST::ContinueStatement *node); virtual void endVisit(AST::ContinueStatement *node); virtual bool visit(AST::BreakStatement *node); virtual void endVisit(AST::BreakStatement *node); virtual bool visit(AST::ReturnStatement *node); virtual void endVisit(AST::ReturnStatement *node); virtual bool visit(AST::WithStatement *node); virtual void endVisit(AST::WithStatement *node); virtual bool visit(AST::SwitchStatement *node); virtual void endVisit(AST::SwitchStatement *node); virtual bool visit(AST::CaseBlock *node); virtual void endVisit(AST::CaseBlock *node); virtual bool visit(AST::CaseClauses *node); virtual void endVisit(AST::CaseClauses *node); virtual bool visit(AST::CaseClause *node); virtual void endVisit(AST::CaseClause *node); virtual bool visit(AST::DefaultClause *node); virtual void endVisit(AST::DefaultClause *node); virtual bool visit(AST::LabelledStatement *node); virtual void endVisit(AST::LabelledStatement *node); virtual bool visit(AST::ThrowStatement *node); virtual void endVisit(AST::ThrowStatement *node); virtual bool visit(AST::TryStatement *node); virtual void endVisit(AST::TryStatement *node); virtual bool visit(AST::Catch *node); virtual void endVisit(AST::Catch *node); virtual bool visit(AST::Finally *node); virtual void endVisit(AST::Finally *node); virtual bool visit(AST::FunctionDeclaration *node); virtual void endVisit(AST::FunctionDeclaration *node); virtual bool visit(AST::FunctionExpression *node); virtual void endVisit(AST::FunctionExpression *node); virtual bool visit(AST::FormalParameterList *node); virtual void endVisit(AST::FormalParameterList *node); virtual bool visit(AST::FunctionBody *node); virtual void endVisit(AST::FunctionBody *node); virtual bool visit(AST::Program *node); virtual void endVisit(AST::Program *node); virtual bool visit(AST::SourceElements *node); virtual void endVisit(AST::SourceElements *node); virtual bool visit(AST::FunctionSourceElement *node); virtual void endVisit(AST::FunctionSourceElement *node); virtual bool visit(AST::StatementSourceElement *node); virtual void endVisit(AST::StatementSourceElement *node); virtual bool visit(AST::DebuggerStatement *node); virtual void endVisit(AST::DebuggerStatement *node); int indentLevel(int level) { int was = m_indentLevel; m_indentLevel = level; return was; } void pushIndentLevel() { ++m_indentLevel; } void popIndentLevel() { --m_indentLevel; } QTextStream &newlineAndIndent(); void acceptAsBlock(AST::Node *node); static int operatorPrecedenceLevel(int op); static int compareOperatorPrecedence(int op1, int op2); private: QTextStream &out; int m_indentLevel; Q_DISABLE_COPY(PrettyPretty) }; } // namespace QScript QT_END_NAMESPACE #endif