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223 lines
5.2 KiB
223 lines
5.2 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 _TOKEN_H_
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#define _TOKEN_H_
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#include <tqstring.h>
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#include "value.h"
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struct Pos // convenience, it codes a bit nicer with this, i.e.: "int row = tok.start.row"
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{
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uint row;
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uint col;
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};
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struct Token
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{
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int type; // filled with enumed tokenTypes
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TQString look; // the way the token looks in the text editor
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Value value; // if the token is a number it can be stored here
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Pos start; // row'n'col of the starting/ending point of the token
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Pos end;
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};
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enum tokenTypes
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{
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tokNotSet = 0, // inittial type of all tokens
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tokError = 1, // when there is an error
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tokUnknown = 2, // when no token was found, a tokUnknown is often a variable, function or error
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tokIf, // the execution controlling tokens
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tokElse,
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tokWhile,
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tokFor,
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tokTo,
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tokStep,
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tokForEach,
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tokIn,
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tokBreak,
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tokReturn,
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tokBegin, // the scope delimiting tokens
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tokEnd,
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tokNumber, // the containers
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tokString,
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tokAssign, // for assignments
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tokAnd, // and, or, not
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tokOr,
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tokNot,
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tokEq, // ==, !=, >=, >, <=, <
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tokNe,
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tokGe,
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tokGt,
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tokLe,
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tokLt,
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tokBraceOpen, // (, ), +, -, *, /
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tokBraceClose,
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tokPlus,
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tokMinus,
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tokMul,
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tokDev,
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tokComma,
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tokEOL, // End Of Line token
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tokEOF, // End Of File token
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tokLearn, // learn command
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tokClear, // the 'regular' command tokens
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tokGo,
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tokGoX,
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tokGoY,
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tokForward,
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tokBackward,
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tokDirection,
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tokTurnLeft,
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tokTurnRight,
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tokCenter,
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tokSetPenWidth,
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tokPenUp,
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tokPenDown,
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tokSetFgColor,
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tokSetBgColor,
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tokResizeCanvas,
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tokSpriteShow,
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tokSpriteHide,
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tokSpritePress,
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tokSpriteChange,
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tokMessage,
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tokInputWindow,
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tokPrint,
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tokFontType,
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tokFontSize,
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tokRepeat,
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tokRandom,
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tokWait,
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tokWrapOn,
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tokWrapOff,
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tokReset,
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tokRun,
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tokDo // a dummy command
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};
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// const TQString tokenTypeNames[] =
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// {
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// /* tokNotSet = 0 */ "",
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// /* tokError = 1 */ "",
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// /* tokUnknown = 2 */ "name",
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//
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// /* tokIf */ "if",
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// /* tokElse */ "else",
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// /* tokWhile */ "while",
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// /* tokFor */ "for",
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// /* tokTo */ "to",
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// /* tokStep */ "step",
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// /* tokForEach */ "each",
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// /* tokIn */ "in",
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// /* tokBreak */ "break",
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// /* tokReturn */ "return",
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//
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// /* tokBegin */ "",
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// /* tokEnd */ "",
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//
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// /* tokNumber */ "number",
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// /* tokString */ "string",
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//
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// /* tokAssign */ "asignment",
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//
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// /* tokAnd */ "and",
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// /* tokOr */ "or",
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// /* tokNot */ "not",
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//
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// /* tokEq */ "questions",
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// /* tokNe */ "questions",
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// /* tokGe */ "questions",
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// /* tokGt */ "questions",
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// /* tokLe */ "questions",
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// /* tokLt */ "questions",
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//
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// /* tokBraceOpen */ "math",
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// /* tokBraceClose */ "math",
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// /* tokPlus */ "math",
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// /* tokMinus */ "math",
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// /* tokMul */ "math",
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// /* tokDev */ "math",
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//
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// /* tokComma */ "",
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//
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// /* tokEOL */ "",
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// /* tokEOF */ "",
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//
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// /* tokLearn */ "learn",
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//
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// /* tokClear */ "clear",
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// /* tokGo */ "go",
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// /* tokGoX */ "gox",
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// /* tokGoY */ "goy",
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// /* tokForward */ "forward",
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// /* tokBackward */ "backward",
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// /* tokDirection */ "direction",
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// /* tokTurnLeft */ "turnleft",
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// /* tokTurnRight */ "turnright",
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// /* tokCenter */ "center",
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// /* tokSetPenWidth */ "setpenwidth",
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// /* tokPenUp */ "penup",
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// /* tokPenDown */ "pendown",
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// /* tokSetFgColor */ "setfgcolor",
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// /* tokSetBgColor */ "setbgcolor",
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// /* tokResizeCanvas */ "resizecanvas",
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// /* tokSpriteShow */ "spriteshow",
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// /* tokSpriteHide */ "spritehide",
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// /* tokSpritePress */ "",
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// /* tokSpriteChange */ "",
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// /* tokMessage */ "message",
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// /* tokInputWindow */ "inputwindow",
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// /* tokPrint */ "print",
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// /* tokFontType */ "",
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// /* tokFontSize */ "fontsize",
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// /* tokRepeat */ "repeat",
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// /* tokRandom */ "random",
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// /* tokWait */ "wait",
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// /* tokWrapOn */ "wrapon",
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// /* tokWrapOff */ "wrapoff",
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// /* tokReset */ "reset",
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// /* tokRun */ "run",
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//
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// /* tokDo */ "",
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// };
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//
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// // TQString Token::tokenType2name(int tokenType)
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// // {
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// // if (tokenType >= 0) return tokenTypeNames[tokenType];
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// // else return "";
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// // }
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#endif // _TOKEN_H_
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