/* * * Copyright 2012 lexergen. * This file is part of lexergen. * * lexergen is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * lexergen 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 lexergen. If not, see <http://www.gnu.org/licenses/>. * * lexergen: * A tool to chunk source code into tokens for further processing in a compiler chain. * * Projectgroup: bi, bii * * Authors: Kevin Funk (Parsergruppe) * * Module: Softwareprojekt Übersetzerbau 2012 * * Created: Apr. 2012 * Version: 1.0 * */ package de.fuberlin.bii.tokenmatcher; /** * * @author Vorgegeben durch Parsergruppe * * */ public enum TokenType { /** relational operators <(LT), <=(LE), ==(EQ), !=(NE), >(GT), >=(GE) */ OP_LT, OP_LE, OP_EQ, OP_NE, OP_GT, OP_GE, /** ||(OR), &&(AND), !(NOT) */ OP_OR, OP_AND, OP_NOT, /** Arithmetic operators +(ADD) -(SUB) *(MUL) /(DIV) -(NEG) */ OP_ADD, OP_SUB, OP_MUL, OP_DIV, OP_NEG, /** Assignment (=) operator */ OP_ASSIGN, /** Comma (,) operator */ OP_COMMA, /** Dot (.) operator */ OP_DOT, /** Semicolon (;) operator */ OP_SEMIC, /** Other reserverd key words */ IF, THEN, ELSE, WHILE, DO, BREAK, RETURN, PRINT, /** Function definition */ DEF, /** Identifier */ ID, /** String constant */ STRING, /** Integer number */ INT, /** Real number */ REAL, /** For array definitions, this marks the field count */ INDEX, /** "(" */ LPAREN, /** ")" */ RPAREN, /** "[" */ LBRACKET, /** "]" */ RBRACKET, /** "{" */ LBRACE, /** "}" */ RBRACE, /** End-of-file marker */ EOF, // next enums only required for lexer /* mark the start ofa block comment */ BLOCKCOMMENT_BEGIN, /* mark the end of a block comment */ BLOCKCOMMENT_END, /* mark the start of a line comment */ LINECOMMENT_BEGIN }