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60 lines
1.4 KiB
60 lines
1.4 KiB
/*
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Copyright (C) 2003 by Walter Schreppers
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Copyright (C) 2004 by Cies Breijs
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This program is free software; you can redistribute it and/or
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modify it under the terms of version 2 of the GNU General Public
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License as published by the Free Software Foundation.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef _LEXER_H_
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#define _LEXER_H_
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#include <tqmap.h>
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#include <tqstring.h>
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#include <tqtextstream.h>
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#include "token.h"
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#include "translate.h"
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#include "value.h"
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class Lexer
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{
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public:
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Lexer(TQTextIStream&);
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~Lexer() {}
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Token lex(); // returns the next Token, skipping spaces
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private:
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TQChar getChar();
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void ungetChar(TQChar);
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int getWord(TQString&);
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void skipSpaces();
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void setTokenType(Token&);
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int getNumber(Value&, TQString&);
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void getString(Token&);
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TQTextIStream *inputStream;
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Translate *translate;
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uint row, col, prevCol;
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TQChar putBackChar;
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};
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#endif // _LEXER_H_
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