control.h
135 lines
| 3.6 KiB
| text/x-c
|
CLexer
florianlink
|
r10 | /**************************************************************************** | ||
| ** | ||||
| ** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved. | ||||
| ** Copyright (C) 2002-2005 Roberto Raggi <roberto@kdevelop.org> | ||||
| ** | ||||
| ** This file is part of the Qt Script Generator project on Trolltech Labs. | ||||
| ** | ||||
| ** This file may be used under the terms of the GNU General Public | ||||
| ** License version 2.0 as published by the Free Software Foundation | ||||
| ** and appearing in the file LICENSE.GPL included in the packaging of | ||||
| ** this file. Please review the following information to ensure GNU | ||||
| ** General Public Licensing requirements will be met: | ||||
| ** http://www.trolltech.com/products/qt/opensource.html | ||||
| ** | ||||
| ** If you are unsure which license is appropriate for your use, please | ||||
| ** review the following information: | ||||
| ** http://www.trolltech.com/products/qt/licensing.html or contact the | ||||
| ** sales department at sales@trolltech.com. | ||||
| ** | ||||
| ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE | ||||
| ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. | ||||
| ** | ||||
| ****************************************************************************/ | ||||
| #ifndef CONTROL_H | ||||
| #define CONTROL_H | ||||
| #include "symbol.h" | ||||
| #include "smallobject.h" | ||||
| #include <QtCore/QHash> | ||||
| struct Declarator; | ||||
| struct Type; | ||||
| class Lexer; | ||||
| class Parser; | ||||
| struct Context | ||||
| { | ||||
| Context *parent; | ||||
| inline void bind(const NameSymbol *name, Type *type) | ||||
| { symbol_table.insert(name, type); } | ||||
| inline Type *resolve(const NameSymbol *name) const | ||||
| { | ||||
| if (Type *type = symbol_table.value(name)) | ||||
| return type; | ||||
| else if (parent) | ||||
| return parent->resolve(name); | ||||
| return 0; | ||||
| } | ||||
| typedef QHash<const NameSymbol*, Type*> symbol_table_t; | ||||
| symbol_table_t symbol_table; | ||||
| }; | ||||
| class Control | ||||
| { | ||||
| public: | ||||
| class ErrorMessage | ||||
| { | ||||
| public: | ||||
| ErrorMessage (): | ||||
| _M_line (0), | ||||
| _M_column (0) {} | ||||
| inline int line () const { return _M_line; } | ||||
| inline void setLine (int line) { _M_line = line; } | ||||
| inline int column () const { return _M_column; } | ||||
| inline void setColumn (int column) { _M_column = column; } | ||||
| inline QString fileName () const { return _M_fileName; } | ||||
| inline void setFileName (const QString &fileName) { _M_fileName = fileName; } | ||||
| inline QString message () const { return _M_message; } | ||||
| inline void setMessage (const QString &message) { _M_message = message; } | ||||
| private: | ||||
| int _M_line; | ||||
| int _M_column; | ||||
| QString _M_fileName; | ||||
| QString _M_message; | ||||
| }; | ||||
| Control(); | ||||
| ~Control(); | ||||
| inline bool skipFunctionBody() const { return _M_skipFunctionBody; } | ||||
| inline void setSkipFunctionBody(bool skip) { _M_skipFunctionBody = skip; } | ||||
| Lexer *changeLexer(Lexer *lexer); | ||||
| Parser *changeParser(Parser *parser); | ||||
| Lexer *currentLexer() const { return _M_lexer; } | ||||
| Parser *currentParser() const { return _M_parser; } | ||||
| Context *current_context; | ||||
| inline Context *currentContext() const | ||||
| { return current_context; } | ||||
| void pushContext(); | ||||
| void popContext(); | ||||
| Type *lookupType(const NameSymbol *name) const; | ||||
| void declare(const NameSymbol *name, Type *type); | ||||
| inline const NameSymbol *findOrInsertName(const char *data, size_t count) | ||||
| { return name_table.findOrInsert(data, count); } | ||||
| void declareTypedef(const NameSymbol *name, Declarator *d); | ||||
| bool isTypedef(const NameSymbol *name) const; | ||||
| void reportError (const ErrorMessage &errmsg); | ||||
| QList<ErrorMessage> errorMessages () const; | ||||
| void clearErrorMessages (); | ||||
| private: | ||||
| NameTable name_table; | ||||
| QHash<const NameSymbol*, Declarator*> stl_typedef_table; | ||||
| bool _M_skipFunctionBody; | ||||
| Lexer *_M_lexer; | ||||
| Parser *_M_parser; | ||||
| QList<ErrorMessage> _M_error_messages; | ||||
| }; | ||||
| #endif // CONTROL_H | ||||
| // kate: space-indent on; indent-width 2; replace-tabs on; | ||||