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/*
Copyright (C) 2003 by Walter Schreppers
Copyright (C) 2004 by Cies Breijs
This program is free software; you can redistribute it and/or
modify it under the terms of version 2 of the GNU General Public
License as published by the Free Software Foundation.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef _TOKEN_H_
#define _TOKEN_H_
#include <tqstring.h>
#include "value.h"
struct Pos // convenience, it codes a bit nicer with this, i.e.: "int row = tok.start.row"
{
uint row;
uint col;
};
struct Token
{
int type; // filled with enumed tokenTypes
TQString look; // the way the token looks in the text editor
Value value; // if the token is a number it can be stored here
Pos start; // row'n'col of the starting/ending point of the token
Pos end;
};
enum tokenTypes
{
tokNotSet = 0, // inittial type of all tokens
tokError = 1, // when there is an error
tokUnknown = 2, // when no token was found, a tokUnknown is often a variable, function or error
tokIf, // the execution controlling tokens
tokElse,
tokWhile,
tokFor,
tokTo,
tokStep,
tokForEach,
tokIn,
tokBreak,
tokReturn,
tokBegin, // the scope delimiting tokens
tokEnd,
tokNumber, // the containers
tokString,
tokAssign, // for assignments
tokAnd, // and, or, not
tokOr,
tokNot,
tokEq, // ==, !=, >=, >, <=, <
tokNe,
tokGe,
tokGt,
tokLe,
tokLt,
tokBraceOpen, // (, ), +, -, *, /
tokBraceClose,
tokPlus,
tokMinus,
tokMul,
tokDev,
tokComma,
tokEOL, // End Of Line token
tokEOF, // End Of File token
tokLearn, // learn command
tokClear, // the 'regular' command tokens
tokGo,
tokGoX,
tokGoY,
tokForward,
tokBackward,
tokDirection,
tokTurnLeft,
tokTurnRight,
tokCenter,
tokSetPenWidth,
tokPenUp,
tokPenDown,
tokSetFgColor,
tokSetBgColor,
tokResizeCanvas,
tokSpriteShow,
tokSpriteHide,
tokSpritePress,
tokSpriteChange,
tokMessage,
tokInputWindow,
tokPrint,
tokFontType,
tokFontSize,
tokRepeat,
tokRandom,
tokWait,
tokWrapOn,
tokWrapOff,
tokReset,
tokRun,
tokDo // a dummy command
};
// const TQString tokenTypeNames[] =
// {
// /* tokNotSet = 0 */ "",
// /* tokError = 1 */ "",
// /* tokUnknown = 2 */ "name",
//
// /* tokIf */ "if",
// /* tokElse */ "else",
// /* tokWhile */ "while",
// /* tokFor */ "for",
// /* tokTo */ "to",
// /* tokStep */ "step",
// /* tokForEach */ "each",
// /* tokIn */ "in",
// /* tokBreak */ "break",
// /* tokReturn */ "return",
//
// /* tokBegin */ "",
// /* tokEnd */ "",
//
// /* tokNumber */ "number",
// /* tokString */ "string",
//
// /* tokAssign */ "asignment",
//
// /* tokAnd */ "and",
// /* tokOr */ "or",
// /* tokNot */ "not",
//
// /* tokEq */ "questions",
// /* tokNe */ "questions",
// /* tokGe */ "questions",
// /* tokGt */ "questions",
// /* tokLe */ "questions",
// /* tokLt */ "questions",
//
// /* tokBraceOpen */ "math",
// /* tokBraceClose */ "math",
// /* tokPlus */ "math",
// /* tokMinus */ "math",
// /* tokMul */ "math",
// /* tokDev */ "math",
//
// /* tokComma */ "",
//
// /* tokEOL */ "",
// /* tokEOF */ "",
//
// /* tokLearn */ "learn",
//
// /* tokClear */ "clear",
// /* tokGo */ "go",
// /* tokGoX */ "gox",
// /* tokGoY */ "goy",
// /* tokForward */ "forward",
// /* tokBackward */ "backward",
// /* tokDirection */ "direction",
// /* tokTurnLeft */ "turnleft",
// /* tokTurnRight */ "turnright",
// /* tokCenter */ "center",
// /* tokSetPenWidth */ "setpenwidth",
// /* tokPenUp */ "penup",
// /* tokPenDown */ "pendown",
// /* tokSetFgColor */ "setfgcolor",
// /* tokSetBgColor */ "setbgcolor",
// /* tokResizeCanvas */ "resizecanvas",
// /* tokSpriteShow */ "spriteshow",
// /* tokSpriteHide */ "spritehide",
// /* tokSpritePress */ "",
// /* tokSpriteChange */ "",
// /* tokMessage */ "message",
// /* tokInputWindow */ "inputwindow",
// /* tokPrint */ "print",
// /* tokFontType */ "",
// /* tokFontSize */ "fontsize",
// /* tokRepeat */ "repeat",
// /* tokRandom */ "random",
// /* tokWait */ "wait",
// /* tokWrapOn */ "wrapon",
// /* tokWrapOff */ "wrapoff",
// /* tokReset */ "reset",
// /* tokRun */ "run",
//
// /* tokDo */ "",
// };
//
// // TQString Token::tokenType2name(int tokenType)
// // {
// // if (tokenType >= 0) return tokenTypeNames[tokenType];
// // else return "";
// // }
#endif // _TOKEN_H_
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