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A fork of the Java Cup parser generator with some bug fixes and enhancements. (Forked at version 11b)
The newest version!
/* The following code was generated by JFlex 1.3.5 on 5/1/16 1:08 AM */
package java_cup;
import java_cup.runtime.ComplexSymbolFactory;
import java_cup.runtime.ComplexSymbolFactory.Location;
import java_cup.runtime.Symbol;
import java.lang.Error;
import java.io.InputStreamReader;
import java.io.IOException;
/**
* This class is a scanner generated by
* JFlex 1.3.5
* on 5/1/16 1:08 AM from the specification file
* file:/home/peter/work/javacup/flex/Lexer.jflex
*/
public class Lexer implements sym, java_cup.runtime.Scanner {
/** This character denotes the end of file */
final public static int YYEOF = -1;
/** initial size of the lookahead buffer */
final private static int YY_BUFFERSIZE = 16384;
/** lexical states */
final public static int CODESEG = 1;
final public static int YYINITIAL = 0;
/**
* Translates characters to character classes
*/
final private static String yycmap_packed =
"\11\7\1\3\1\2\1\0\1\3\1\1\16\7\4\0\1\3\3\0"+
"\1\6\1\21\4\0\1\5\1\0\1\12\1\0\1\13\1\4\12\7"+
"\1\17\1\11\1\27\1\20\1\26\1\10\1\0\32\6\1\15\1\0"+
"\1\16\1\0\1\6\1\0\1\31\1\6\1\25\1\42\1\24\1\46"+
"\1\33\1\45\1\34\1\6\1\32\1\41\1\35\1\43\1\36\1\22"+
"\1\6\1\23\1\40\1\37\1\50\1\6\1\44\1\47\2\6\1\30"+
"\1\14\1\51\1\0\41\7\2\0\4\6\4\0\1\6\2\0\1\7"+
"\7\0\1\6\4\0\1\6\5\0\27\6\1\0\37\6\1\0\u01ca\6"+
"\4\0\14\6\16\0\5\6\7\0\1\6\1\0\1\6\21\0\160\7"+
"\5\6\1\0\2\6\2\0\4\6\10\0\1\6\1\0\3\6\1\0"+
"\1\6\1\0\24\6\1\0\123\6\1\0\213\6\1\0\5\7\2\0"+
"\236\6\11\0\46\6\2\0\1\6\7\0\47\6\7\0\1\6\1\0"+
"\55\7\1\0\1\7\1\0\2\7\1\0\2\7\1\0\1\7\10\0"+
"\33\6\5\0\3\6\15\0\5\7\6\0\1\6\4\0\13\7\5\0"+
"\53\6\37\7\4\0\2\6\1\7\143\6\1\0\1\6\10\7\1\0"+
"\6\7\2\6\2\7\1\0\4\7\2\6\12\7\3\6\2\0\1\6"+
"\17\0\1\7\1\6\1\7\36\6\33\7\2\0\131\6\13\7\1\6"+
"\16\0\12\7\41\6\11\7\2\6\4\0\1\6\5\0\26\6\4\7"+
"\1\6\11\7\1\6\3\7\1\6\5\7\22\0\31\6\3\7\104\0"+
"\1\6\1\0\13\6\67\0\33\7\1\0\4\7\66\6\3\7\1\6"+
"\22\7\1\6\7\7\12\6\2\7\2\0\12\7\1\0\7\6\1\0"+
"\7\6\1\0\3\7\1\0\10\6\2\0\2\6\2\0\26\6\1\0"+
"\7\6\1\0\1\6\3\0\4\6\2\0\1\7\1\6\7\7\2\0"+
"\2\7\2\0\3\7\1\6\10\0\1\7\4\0\2\6\1\0\3\6"+
"\2\7\2\0\12\7\4\6\7\0\1\6\5\0\3\7\1\0\6\6"+
"\4\0\2\6\2\0\26\6\1\0\7\6\1\0\2\6\1\0\2\6"+
"\1\0\2\6\2\0\1\7\1\0\5\7\4\0\2\7\2\0\3\7"+
"\3\0\1\7\7\0\4\6\1\0\1\6\7\0\14\7\3\6\1\7"+
"\13\0\3\7\1\0\11\6\1\0\3\6\1\0\26\6\1\0\7\6"+
"\1\0\2\6\1\0\5\6\2\0\1\7\1\6\10\7\1\0\3\7"+
"\1\0\3\7\2\0\1\6\17\0\2\6\2\7\2\0\12\7\1\0"+
"\1\6\17\0\3\7\1\0\10\6\2\0\2\6\2\0\26\6\1\0"+
"\7\6\1\0\2\6\1\0\5\6\2\0\1\7\1\6\7\7\2\0"+
"\2\7\2\0\3\7\10\0\2\7\4\0\2\6\1\0\3\6\2\7"+
"\2\0\12\7\1\0\1\6\20\0\1\7\1\6\1\0\6\6\3\0"+
"\3\6\1\0\4\6\3\0\2\6\1\0\1\6\1\0\2\6\3\0"+
"\2\6\3\0\3\6\3\0\14\6\4\0\5\7\3\0\3\7\1\0"+
"\4\7\2\0\1\6\6\0\1\7\16\0\12\7\11\0\1\6\7\0"+
"\3\7\1\0\10\6\1\0\3\6\1\0\27\6\1\0\12\6\1\0"+
"\5\6\3\0\1\6\7\7\1\0\3\7\1\0\4\7\7\0\2\7"+
"\1\0\2\6\6\0\2\6\2\7\2\0\12\7\22\0\2\7\1\0"+
"\10\6\1\0\3\6\1\0\27\6\1\0\12\6\1\0\5\6\2\0"+
"\1\7\1\6\7\7\1\0\3\7\1\0\4\7\7\0\2\7\7\0"+
"\1\6\1\0\2\6\2\7\2\0\12\7\1\0\2\6\17\0\2\7"+
"\1\0\10\6\1\0\3\6\1\0\51\6\2\0\1\6\7\7\1\0"+
"\3\7\1\0\4\7\1\6\10\0\1\7\10\0\2\6\2\7\2\0"+
"\12\7\12\0\6\6\2\0\2\7\1\0\22\6\3\0\30\6\1\0"+
"\11\6\1\0\1\6\2\0\7\6\3\0\1\7\4\0\6\7\1\0"+
"\1\7\1\0\10\7\22\0\2\7\15\0\60\6\1\7\2\6\7\7"+
"\4\0\10\6\10\7\1\0\12\7\47\0\2\6\1\0\1\6\2\0"+
"\2\6\1\0\1\6\2\0\1\6\6\0\4\6\1\0\7\6\1\0"+
"\3\6\1\0\1\6\1\0\1\6\2\0\2\6\1\0\4\6\1\7"+
"\2\6\6\7\1\0\2\7\1\6\2\0\5\6\1\0\1\6\1\0"+
"\6\7\2\0\12\7\2\0\4\6\40\0\1\6\27\0\2\7\6\0"+
"\12\7\13\0\1\7\1\0\1\7\1\0\1\7\4\0\2\7\10\6"+
"\1\0\44\6\4\0\24\7\1\0\2\7\5\6\13\7\1\0\44\7"+
"\11\0\1\7\71\0\53\6\24\7\1\6\12\7\6\0\6\6\4\7"+
"\4\6\3\7\1\6\3\7\2\6\7\7\3\6\4\7\15\6\14\7"+
"\1\6\17\7\2\0\46\6\1\0\1\6\5\0\1\6\2\0\53\6"+
"\1\0\u014d\6\1\0\4\6\2\0\7\6\1\0\1\6\1\0\4\6"+
"\2\0\51\6\1\0\4\6\2\0\41\6\1\0\4\6\2\0\7\6"+
"\1\0\1\6\1\0\4\6\2\0\17\6\1\0\71\6\1\0\4\6"+
"\2\0\103\6\2\0\3\7\40\0\20\6\20\0\125\6\14\0\u026c\6"+
"\2\0\21\6\1\0\32\6\5\0\113\6\3\0\3\6\17\0\15\6"+
"\1\0\4\6\3\7\13\0\22\6\3\7\13\0\22\6\2\7\14\0"+
"\15\6\1\0\3\6\1\0\2\7\14\0\64\6\40\7\3\0\1\6"+
"\3\0\2\6\1\7\2\0\12\7\41\0\3\7\2\0\12\7\6\0"+
"\130\6\10\0\51\6\1\7\1\6\5\0\106\6\12\0\35\6\3\0"+
"\14\7\4\0\14\7\12\0\12\7\36\6\2\0\5\6\13\0\54\6"+
"\4\0\21\7\7\6\2\7\6\0\12\7\46\0\27\6\5\7\4\0"+
"\65\6\12\7\1\0\35\7\2\0\13\7\6\0\12\7\15\0\1\6"+
"\130\0\5\7\57\6\21\7\7\6\4\0\12\7\21\0\11\7\14\0"+
"\3\7\36\6\15\7\2\6\12\7\54\6\16\7\14\0\44\6\24\7"+
"\10\0\12\7\3\0\3\6\12\7\44\6\122\0\3\7\1\0\25\7"+
"\4\6\1\7\4\6\3\7\2\6\11\0\300\6\47\7\25\0\4\7"+
"\u0116\6\2\0\6\6\2\0\46\6\2\0\6\6\2\0\10\6\1\0"+
"\1\6\1\0\1\6\1\0\1\6\1\0\37\6\2\0\65\6\1\0"+
"\7\6\1\0\1\6\3\0\3\6\1\0\7\6\3\0\4\6\2\0"+
"\6\6\4\0\15\6\5\0\3\6\1\0\7\6\16\0\5\7\32\0"+
"\5\7\20\0\2\6\23\0\1\6\13\0\5\7\5\0\6\7\1\0"+
"\1\6\15\0\1\6\20\0\15\6\3\0\33\6\25\0\15\7\4\0"+
"\1\7\3\0\14\7\21\0\1\6\4\0\1\6\2\0\12\6\1\0"+
"\1\6\3\0\5\6\6\0\1\6\1\0\1\6\1\0\1\6\1\0"+
"\4\6\1\0\13\6\2\0\4\6\5\0\5\6\4\0\1\6\21\0"+
"\51\6\u0a77\0\57\6\1\0\57\6\1\0\205\6\6\0\4\6\3\7"+
"\2\6\14\0\46\6\1\0\1\6\5\0\1\6\2\0\70\6\7\0"+
"\1\6\17\0\1\7\27\6\11\0\7\6\1\0\7\6\1\0\7\6"+
"\1\0\7\6\1\0\7\6\1\0\7\6\1\0\7\6\1\0\7\6"+
"\1\0\40\7\57\0\1\6\u01d5\0\3\6\31\0\11\6\6\7\1\0"+
"\5\6\2\0\5\6\4\0\126\6\2\0\2\7\2\0\3\6\1\0"+
"\132\6\1\0\4\6\5\0\51\6\3\0\136\6\21\0\33\6\65\0"+
"\20\6\u0200\0\u19b6\6\112\0\u51cd\6\63\0\u048d\6\103\0\56\6\2\0"+
"\u010d\6\3\0\20\6\12\7\2\6\24\0\57\6\1\7\4\0\12\7"+
"\1\0\31\6\7\0\1\7\120\6\2\7\45\0\11\6\2\0\147\6"+
"\2\0\4\6\1\0\4\6\14\0\13\6\115\0\12\6\1\7\3\6"+
"\1\7\4\6\1\7\27\6\5\7\20\0\1\6\7\0\64\6\14\0"+
"\2\7\62\6\21\7\13\0\12\7\6\0\22\7\6\6\3\0\1\6"+
"\4\0\12\7\34\6\10\7\2\0\27\6\15\7\14\0\35\6\3\0"+
"\4\7\57\6\16\7\16\0\1\6\12\7\46\0\51\6\16\7\11\0"+
"\3\6\1\7\10\6\2\7\2\0\12\7\6\0\27\6\3\0\1\6"+
"\1\7\4\0\60\6\1\7\1\6\3\7\2\6\2\7\5\6\2\7"+
"\1\6\1\7\1\6\30\0\3\6\2\0\13\6\5\7\2\0\3\6"+
"\2\7\12\0\6\6\2\0\6\6\2\0\6\6\11\0\7\6\1\0"+
"\7\6\221\0\43\6\10\7\1\0\2\7\2\0\12\7\6\0\u2ba4\6"+
"\14\0\27\6\4\0\61\6\u2104\0\u016e\6\2\0\152\6\46\0\7\6"+
"\14\0\5\6\5\0\1\6\1\7\12\6\1\0\15\6\1\0\5\6"+
"\1\0\1\6\1\0\2\6\1\0\2\6\1\0\154\6\41\0\u016b\6"+
"\22\0\100\6\2\0\66\6\50\0\15\6\3\0\20\7\20\0\7\7"+
"\14\0\2\6\30\0\3\6\31\0\1\6\6\0\5\6\1\0\207\6"+
"\2\0\1\7\4\0\1\6\13\0\12\7\7\0\32\6\4\0\1\6"+
"\1\0\32\6\13\0\131\6\3\0\6\6\2\0\6\6\2\0\6\6"+
"\2\0\3\6\3\0\2\6\3\0\2\6\22\0\3\7\4\0";
/**
* Translates characters to character classes
*/
final private static char [] yycmap = yy_unpack_cmap(yycmap_packed);
/**
* Translates a state to a row index in the transition table
*/
final private static int yy_rowMap [] = {
0, 42, 84, 126, 84, 168, 84, 210, 84, 84,
84, 84, 84, 84, 84, 252, 294, 336, 378, 420,
462, 84, 84, 504, 546, 588, 630, 672, 714, 756,
798, 84, 840, 882, 924, 966, 1008, 1050, 1092, 1134,
1176, 1218, 1260, 84, 1302, 1344, 1386, 1428, 1470, 1512,
1554, 1596, 1638, 1680, 84, 1722, 84, 1764, 1806, 1848,
1890, 1932, 1974, 2016, 2058, 2100, 2142, 2184, 2226, 2268,
2310, 2352, 2394, 2436, 2478, 2520, 2562, 2604, 2646, 2688,
2730, 210, 2772, 2814, 2856, 210, 2898, 210, 2940, 2982,
3024, 210, 3066, 3108, 210, 84, 3150, 3192, 3234, 210,
3276, 210, 3318, 3360, 3402, 210, 3444, 210, 3486, 3528,
3570, 210, 3612, 3654, 210, 210, 3696, 210, 3738, 3780,
3822, 210, 210, 3864, 3906, 3948, 3990, 210, 210, 4032,
4074, 4116, 210, 4158, 210
};
/**
* The packed transition table of the DFA (part 0)
*/
final private static String yy_packed0 =
"\1\3\1\4\2\5\1\6\1\7\1\10\1\3\1\11"+
"\1\12\1\13\1\14\1\15\1\16\1\17\1\20\1\3"+
"\1\21\1\22\1\23\1\24\1\25\1\26\1\27\1\30"+
"\1\31\2\10\1\32\2\10\1\33\1\34\1\35\1\10"+
"\1\36\1\37\4\10\1\3\17\40\1\41\32\40\54\0"+
"\1\5\53\0\1\42\1\43\52\0\2\10\12\0\4\10"+
"\3\0\20\10\20\0\1\44\54\0\1\45\35\0\2\10"+
"\12\0\1\10\1\46\2\10\3\0\1\47\17\10\7\0"+
"\2\10\12\0\4\10\3\0\3\10\1\50\14\10\7\0"+
"\2\10\12\0\4\10\3\0\16\10\1\51\1\10\7\0"+
"\2\10\12\0\4\10\3\0\5\10\1\52\2\10\1\53"+
"\7\10\20\0\1\54\40\0\2\10\12\0\3\10\1\55"+
"\3\0\20\10\7\0\2\10\12\0\4\10\3\0\4\10"+
"\1\56\5\10\1\57\5\10\7\0\2\10\12\0\2\10"+
"\1\60\1\10\3\0\20\10\7\0\2\10\12\0\3\10"+
"\1\61\3\0\6\10\1\62\10\10\1\63\7\0\2\10"+
"\12\0\2\10\1\64\1\10\3\0\20\10\7\0\2\10"+
"\12\0\4\10\3\0\5\10\1\65\12\10\7\0\2\10"+
"\12\0\4\10\3\0\3\10\1\66\14\10\52\0\1\67"+
"\1\42\1\4\1\5\47\42\5\43\1\70\44\43\20\0"+
"\1\71\54\0\1\72\34\0\2\10\12\0\2\10\1\73"+
"\1\10\3\0\20\10\7\0\2\10\12\0\1\10\1\74"+
"\1\10\1\75\3\0\20\10\7\0\2\10\12\0\4\10"+
"\3\0\2\10\1\76\15\10\7\0\2\10\12\0\4\10"+
"\3\0\6\10\1\77\11\10\7\0\2\10\12\0\4\10"+
"\3\0\11\10\1\100\6\10\7\0\2\10\12\0\4\10"+
"\3\0\1\101\17\10\7\0\2\10\12\0\4\10\3\0"+
"\6\10\1\102\11\10\7\0\2\10\12\0\1\103\3\10"+
"\3\0\20\10\7\0\2\10\12\0\4\10\3\0\3\10"+
"\1\104\14\10\7\0\2\10\12\0\1\10\1\105\2\10"+
"\3\0\20\10\7\0\2\10\12\0\4\10\3\0\1\106"+
"\17\10\7\0\2\10\12\0\4\10\3\0\1\107\17\10"+
"\7\0\2\10\12\0\1\110\3\10\3\0\20\10\7\0"+
"\2\10\12\0\4\10\3\0\15\10\1\111\2\10\7\0"+
"\2\10\12\0\4\10\3\0\12\10\1\112\5\10\7\0"+
"\2\10\12\0\4\10\3\0\6\10\1\113\11\10\1\0"+
"\4\43\1\5\1\70\44\43\24\0\1\114\33\0\2\10"+
"\12\0\3\10\1\115\3\0\20\10\7\0\2\10\12\0"+
"\4\10\3\0\7\10\1\116\10\10\7\0\2\10\12\0"+
"\4\10\3\0\1\10\1\117\16\10\7\0\2\10\12\0"+
"\4\10\3\0\14\10\1\120\3\10\7\0\2\10\12\0"+
"\2\10\1\121\1\10\3\0\20\10\7\0\2\10\12\0"+
"\2\10\1\122\1\10\3\0\20\10\7\0\2\10\12\0"+
"\4\10\3\0\7\10\1\123\10\10\7\0\2\10\12\0"+
"\4\10\3\0\3\10\1\124\14\10\7\0\2\10\12\0"+
"\4\10\3\0\5\10\1\125\12\10\7\0\2\10\12\0"+
"\4\10\3\0\6\10\1\126\11\10\7\0\2\10\12\0"+
"\4\10\3\0\4\10\1\127\13\10\7\0\2\10\12\0"+
"\4\10\3\0\12\10\1\130\5\10\7\0\2\10\12\0"+
"\1\10\1\131\2\10\3\0\6\10\1\132\11\10\7\0"+
"\2\10\12\0\2\10\1\133\1\10\3\0\20\10\7\0"+
"\2\10\12\0\4\10\3\0\6\10\1\134\11\10\7\0"+
"\2\10\12\0\4\10\3\0\1\135\5\10\1\136\11\10"+
"\7\0\2\10\12\0\4\10\3\0\14\10\1\137\3\10"+
"\26\0\1\140\32\0\2\10\12\0\2\10\1\141\1\10"+
"\3\0\20\10\7\0\2\10\12\0\2\10\1\142\1\10"+
"\3\0\20\10\7\0\2\10\12\0\4\10\3\0\1\143"+
"\17\10\7\0\2\10\12\0\4\10\3\0\6\10\1\144"+
"\11\10\7\0\2\10\12\0\4\10\3\0\12\10\1\145"+
"\5\10\7\0\2\10\12\0\4\10\3\0\7\10\1\146"+
"\10\10\7\0\2\10\12\0\4\10\3\0\5\10\1\147"+
"\12\10\7\0\2\10\12\0\1\10\1\150\2\10\3\0"+
"\20\10\7\0\2\10\12\0\4\10\3\0\3\10\1\151"+
"\14\10\7\0\2\10\12\0\4\10\3\0\6\10\1\152"+
"\11\10\7\0\2\10\12\0\4\10\3\0\3\10\1\153"+
"\14\10\7\0\2\10\12\0\1\10\1\154\2\10\3\0"+
"\20\10\7\0\2\10\12\0\4\10\3\0\7\10\1\155"+
"\10\10\7\0\2\10\12\0\2\10\1\156\1\10\3\0"+
"\20\10\7\0\2\10\12\0\4\10\3\0\11\10\1\157"+
"\6\10\7\0\2\10\12\0\1\10\1\160\2\10\3\0"+
"\20\10\7\0\2\10\12\0\4\10\3\0\2\10\1\161"+
"\15\10\7\0\2\10\12\0\4\10\3\0\11\10\1\162"+
"\6\10\7\0\2\10\12\0\4\10\3\0\12\10\1\163"+
"\5\10\7\0\2\10\12\0\4\10\3\0\6\10\1\164"+
"\11\10\7\0\2\10\12\0\4\10\3\0\12\10\1\165"+
"\5\10\7\0\2\10\12\0\3\10\1\166\3\0\20\10"+
"\7\0\2\10\12\0\4\10\3\0\7\10\1\167\10\10"+
"\7\0\2\10\12\0\1\10\1\170\2\10\3\0\20\10"+
"\7\0\2\10\12\0\2\10\1\171\1\10\3\0\20\10"+
"\7\0\2\10\12\0\2\10\1\172\1\10\3\0\20\10"+
"\7\0\2\10\12\0\4\10\3\0\7\10\1\173\10\10"+
"\7\0\2\10\12\0\4\10\3\0\1\174\17\10\7\0"+
"\2\10\12\0\4\10\3\0\5\10\1\175\12\10\7\0"+
"\2\10\12\0\4\10\3\0\4\10\1\176\13\10\7\0"+
"\2\10\12\0\4\10\3\0\12\10\1\177\5\10\7\0"+
"\2\10\12\0\4\10\3\0\10\10\1\200\7\10\7\0"+
"\2\10\12\0\3\10\1\201\3\0\20\10\7\0\2\10"+
"\12\0\4\10\3\0\3\10\1\202\14\10\7\0\2\10"+
"\12\0\3\10\1\203\3\0\20\10\7\0\2\10\12\0"+
"\4\10\3\0\12\10\1\204\5\10\7\0\2\10\12\0"+
"\2\10\1\205\1\10\3\0\20\10\7\0\2\10\12\0"+
"\4\10\3\0\1\206\17\10\7\0\2\10\12\0\4\10"+
"\3\0\10\10\1\207\7\10\1\0";
/**
* The transition table of the DFA
*/
final private static int yytrans [] = yy_unpack();
/* error codes */
final private static int YY_UNKNOWN_ERROR = 0;
final private static int YY_ILLEGAL_STATE = 1;
final private static int YY_NO_MATCH = 2;
final private static int YY_PUSHBACK_2BIG = 3;
/* error messages for the codes above */
final private static String YY_ERROR_MSG[] = {
"Unkown internal scanner error",
"Internal error: unknown state",
"Error: could not match input",
"Error: pushback value was too large"
};
/**
* YY_ATTRIBUTE[aState] contains the attributes of state aState
*/
private final static byte YY_ATTRIBUTE[] = {
0, 0, 9, 1, 9, 1, 9, 1, 9, 9, 9, 9, 9, 9, 9, 1,
1, 1, 1, 1, 1, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 9,
1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 9, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 9, 0, 9, 0, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 9,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1
};
/** the input device */
private java.io.Reader yy_reader;
/** the current state of the DFA */
private int yy_state;
/** the current lexical state */
private int yy_lexical_state = YYINITIAL;
/** this buffer contains the current text to be matched and is
the source of the yytext() string */
private char yy_buffer[] = new char[YY_BUFFERSIZE];
/** the textposition at the last accepting state */
private int yy_markedPos;
/** the textposition at the last state to be included in yytext */
private int yy_pushbackPos;
/** the current text position in the buffer */
private int yy_currentPos;
/** startRead marks the beginning of the yytext() string in the buffer */
private int yy_startRead;
/** endRead marks the last character in the buffer, that has been read
from input */
private int yy_endRead;
/** number of newlines encountered up to the start of the matched text */
private int yyline;
/** the number of characters up to the start of the matched text */
private int yychar;
/**
* the number of characters from the last newline up to the start of the
* matched text
*/
private int yycolumn;
/**
* yy_atBOL == true <=> the scanner is currently at the beginning of a line
*/
private boolean yy_atBOL = true;
/** yy_atEOF == true <=> the scanner is at the EOF */
private boolean yy_atEOF;
/** denotes if the user-EOF-code has already been executed */
private boolean yy_eof_done;
/* user code: */
public Lexer(String unit, ComplexSymbolFactory sf){
this(new InputStreamReader(System.in));
symbolFactory = sf;
this.unit = unit;
}
private StringBuffer sb;
private ComplexSymbolFactory symbolFactory;
private String unit;
private int csline,cscolumn;
public Symbol symbol(String name, int code){
return symbolFactory.newSymbol(name, code,new Location(unit, yyline+1,yycolumn+1-yylength()),new Location(unit, yyline+1,yycolumn+1));
}
public Symbol symbol(String name, int code, String lexem){
return symbolFactory.newSymbol(name, code, new Location(unit, yyline+1, yycolumn +1), new Location(unit, yyline+1,yycolumn+yylength()), lexem);
}
protected void emit_warning(String message){
ErrorManager.getManager().emit_warning("Scanner at " + (yyline+1) + "(" + (yycolumn+1) + "): " + message);
}
protected void emit_error(String message){
ErrorManager.getManager().emit_error("Scanner at " + (yyline+1) + "(" + (yycolumn+1) + "): " + message);
}
/**
* Creates a new scanner
* There is also a java.io.InputStream version of this constructor.
*
* @param in the java.io.Reader to read input from.
*/
public Lexer(java.io.Reader in) {
this.yy_reader = in;
}
/**
* Creates a new scanner.
* There is also java.io.Reader version of this constructor.
*
* @param in the java.io.Inputstream to read input from.
*/
public Lexer(java.io.InputStream in) {
this(new java.io.InputStreamReader(in));
}
/**
* Unpacks the split, compressed DFA transition table.
*
* @return the unpacked transition table
*/
private static int [] yy_unpack() {
int [] trans = new int[4200];
int offset = 0;
offset = yy_unpack(yy_packed0, offset, trans);
return trans;
}
/**
* Unpacks the compressed DFA transition table.
*
* @param packed the packed transition table
* @return the index of the last entry
*/
private static int yy_unpack(String packed, int offset, int [] trans) {
int i = 0; /* index in packed string */
int j = offset; /* index in unpacked array */
int l = packed.length();
while (i < l) {
int count = packed.charAt(i++);
int value = packed.charAt(i++);
value--;
do trans[j++] = value; while (--count > 0);
}
return j;
}
/**
* Unpacks the compressed character translation table.
*
* @param packed the packed character translation table
* @return the unpacked character translation table
*/
private static char [] yy_unpack_cmap(String packed) {
char [] map = new char[0x10000];
int i = 0; /* index in packed string */
int j = 0; /* index in unpacked array */
while (i < 2238) {
int count = packed.charAt(i++);
char value = packed.charAt(i++);
do map[j++] = value; while (--count > 0);
}
return map;
}
/**
* Refills the input buffer.
*
* @return false, iff there was new input.
*
* @exception IOException if any I/O-Error occurs
*/
private boolean yy_refill() throws java.io.IOException {
/* first: make room (if you can) */
if (yy_startRead > 0) {
System.arraycopy(yy_buffer, yy_startRead,
yy_buffer, 0,
yy_endRead-yy_startRead);
/* translate stored positions */
yy_endRead-= yy_startRead;
yy_currentPos-= yy_startRead;
yy_markedPos-= yy_startRead;
yy_pushbackPos-= yy_startRead;
yy_startRead = 0;
}
/* is the buffer big enough? */
if (yy_currentPos >= yy_buffer.length) {
/* if not: blow it up */
char newBuffer[] = new char[yy_currentPos*2];
System.arraycopy(yy_buffer, 0, newBuffer, 0, yy_buffer.length);
yy_buffer = newBuffer;
}
/* finally: fill the buffer with new input */
int numRead = yy_reader.read(yy_buffer, yy_endRead,
yy_buffer.length-yy_endRead);
if (numRead < 0) {
return true;
}
else {
yy_endRead+= numRead;
return false;
}
}
/**
* Closes the input stream.
*/
final public void yyclose() throws java.io.IOException {
yy_atEOF = true; /* indicate end of file */
yy_endRead = yy_startRead; /* invalidate buffer */
if (yy_reader != null)
yy_reader.close();
}
/**
* Closes the current stream, and resets the
* scanner to read from a new input stream.
*
* All internal variables are reset, the old input stream
* cannot be reused (internal buffer is discarded and lost).
* Lexical state is set to YY_INITIAL.
*
* @param reader the new input stream
*/
final public void yyreset(java.io.Reader reader) throws java.io.IOException {
yyclose();
yy_reader = reader;
yy_atBOL = true;
yy_atEOF = false;
yy_endRead = yy_startRead = 0;
yy_currentPos = yy_markedPos = yy_pushbackPos = 0;
yyline = yychar = yycolumn = 0;
yy_lexical_state = YYINITIAL;
}
/**
* Returns the current lexical state.
*/
final public int yystate() {
return yy_lexical_state;
}
/**
* Enters a new lexical state
*
* @param newState the new lexical state
*/
final public void yybegin(int newState) {
yy_lexical_state = newState;
}
/**
* Returns the text matched by the current regular expression.
*/
final public String yytext() {
return new String( yy_buffer, yy_startRead, yy_markedPos-yy_startRead );
}
/**
* Returns the character at position pos from the
* matched text.
*
* It is equivalent to yytext().charAt(pos), but faster
*
* @param pos the position of the character to fetch.
* A value from 0 to yylength()-1.
*
* @return the character at position pos
*/
final public char yycharat(int pos) {
return yy_buffer[yy_startRead+pos];
}
/**
* Returns the length of the matched text region.
*/
final public int yylength() {
return yy_markedPos-yy_startRead;
}
/**
* Reports an error that occured while scanning.
*
* In a wellformed scanner (no or only correct usage of
* yypushback(int) and a match-all fallback rule) this method
* will only be called with things that "Can't Possibly Happen".
* If this method is called, something is seriously wrong
* (e.g. a JFlex bug producing a faulty scanner etc.).
*
* Usual syntax/scanner level error handling should be done
* in error fallback rules.
*
* @param errorCode the code of the errormessage to display
*/
private void yy_ScanError(int errorCode) {
String message;
try {
message = YY_ERROR_MSG[errorCode];
}
catch (ArrayIndexOutOfBoundsException e) {
message = YY_ERROR_MSG[YY_UNKNOWN_ERROR];
}
throw new Error(message);
}
/**
* Pushes the specified amount of characters back into the input stream.
*
* They will be read again by then next call of the scanning method
*
* @param number the number of characters to be read again.
* This number must not be greater than yylength()!
*/
private void yypushback(int number) {
if ( number > yylength() )
yy_ScanError(YY_PUSHBACK_2BIG);
yy_markedPos -= number;
}
/**
* Contains user EOF-code, which will be executed exactly once,
* when the end of file is reached
*/
private void yy_do_eof() throws java.io.IOException {
if (!yy_eof_done) {
yy_eof_done = true;
yyclose();
}
}
/**
* Resumes scanning until the next regular expression is matched,
* the end of input is encountered or an I/O-Error occurs.
*
* @return the next token
* @exception IOException if any I/O-Error occurs
*/
public java_cup.runtime.Symbol next_token() throws java.io.IOException {
int yy_input;
int yy_action;
// cached fields:
int yy_currentPos_l;
int yy_startRead_l;
int yy_markedPos_l;
int yy_endRead_l = yy_endRead;
char [] yy_buffer_l = yy_buffer;
char [] yycmap_l = yycmap;
int [] yytrans_l = yytrans;
int [] yy_rowMap_l = yy_rowMap;
byte [] yy_attr_l = YY_ATTRIBUTE;
while (true) {
yy_markedPos_l = yy_markedPos;
boolean yy_r = false;
for (yy_currentPos_l = yy_startRead; yy_currentPos_l < yy_markedPos_l;
yy_currentPos_l++) {
switch (yy_buffer_l[yy_currentPos_l]) {
case '\u000B':
case '\u000C':
case '\u0085':
case '\u2028':
case '\u2029':
yyline++;
yycolumn = 0;
yy_r = false;
break;
case '\r':
yyline++;
yycolumn = 0;
yy_r = true;
break;
case '\n':
if (yy_r)
yy_r = false;
else {
yyline++;
yycolumn = 0;
}
break;
default:
yy_r = false;
yycolumn++;
}
}
if (yy_r) {
// peek one character ahead if it is \n (if we have counted one line too much)
boolean yy_peek;
if (yy_markedPos_l < yy_endRead_l)
yy_peek = yy_buffer_l[yy_markedPos_l] == '\n';
else if (yy_atEOF)
yy_peek = false;
else {
boolean eof = yy_refill();
yy_markedPos_l = yy_markedPos;
yy_buffer_l = yy_buffer;
if (eof)
yy_peek = false;
else
yy_peek = yy_buffer_l[yy_markedPos_l] == '\n';
}
if (yy_peek) yyline--;
}
yy_action = -1;
yy_startRead_l = yy_currentPos_l = yy_currentPos =
yy_startRead = yy_markedPos_l;
yy_state = yy_lexical_state;
yy_forAction: {
while (true) {
if (yy_currentPos_l < yy_endRead_l)
yy_input = yy_buffer_l[yy_currentPos_l++];
else if (yy_atEOF) {
yy_input = YYEOF;
break yy_forAction;
}
else {
// store back cached positions
yy_currentPos = yy_currentPos_l;
yy_markedPos = yy_markedPos_l;
boolean eof = yy_refill();
// get translated positions and possibly new buffer
yy_currentPos_l = yy_currentPos;
yy_markedPos_l = yy_markedPos;
yy_buffer_l = yy_buffer;
yy_endRead_l = yy_endRead;
if (eof) {
yy_input = YYEOF;
break yy_forAction;
}
else {
yy_input = yy_buffer_l[yy_currentPos_l++];
}
}
int yy_next = yytrans_l[ yy_rowMap_l[yy_state] + yycmap_l[yy_input] ];
if (yy_next == -1) break yy_forAction;
yy_state = yy_next;
int yy_attributes = yy_attr_l[yy_state];
if ( (yy_attributes & 1) == 1 ) {
yy_action = yy_state;
yy_markedPos_l = yy_currentPos_l;
if ( (yy_attributes & 8) == 8 ) break yy_forAction;
}
}
}
// store back cached position
yy_markedPos = yy_markedPos_l;
switch (yy_action) {
case 22:
{ return symbol("LT",LT); }
case 136: break;
case 21:
{ return symbol("GT",GT); }
case 137: break;
case 14:
{ return symbol("RBRACK",RBRACK); }
case 138: break;
case 13:
{ return symbol("LBRACK",LBRACK); }
case 139: break;
case 8:
{ return symbol("QESTION",QUESTION); }
case 140: break;
case 121:
{ return symbol("PACKAGE",PACKAGE); }
case 141: break;
case 122:
{ return symbol("EXTENDS",EXTENDS); }
case 142: break;
case 43:
{ sb = new StringBuffer(); csline=yyline+1; cscolumn=yycolumn+1; yybegin(CODESEG); }
case 143: break;
case 3:
case 4:
{ }
case 144: break;
case 31:
case 32:
{ sb.append(yytext()); }
case 145: break;
case 7:
case 17:
case 18:
case 19:
case 20:
case 24:
case 25:
case 26:
case 27:
case 28:
case 29:
case 30:
case 37:
case 38:
case 39:
case 40:
case 41:
case 42:
case 44:
case 45:
case 46:
case 47:
case 48:
case 49:
case 50:
case 51:
case 52:
case 53:
case 58:
case 59:
case 60:
case 61:
case 62:
case 63:
case 64:
case 65:
case 66:
case 67:
case 68:
case 69:
case 70:
case 71:
case 72:
case 74:
case 76:
case 77:
case 78:
case 79:
case 80:
case 82:
case 83:
case 84:
case 86:
case 88:
case 89:
case 90:
case 92:
case 93:
case 96:
case 97:
case 98:
case 100:
case 102:
case 103:
case 104:
case 106:
case 108:
case 109:
case 110:
case 112:
case 113:
case 116:
case 118:
case 119:
case 120:
case 123:
case 124:
case 125:
case 126:
case 129:
case 130:
case 131:
case 133:
{ return symbol("ID",ID,yytext()); }
case 146: break;
case 2:
case 5:
case 16:
case 23:
{ emit_warning("Unrecognized character '" +yytext()+"' -- ignored"); }
case 147: break;
case 54:
{ yybegin(YYINITIAL); return symbolFactory.newSymbol("CODE_STRING",CODE_STRING, new Location(csline, cscolumn),new Location(yyline+1,yycolumn+1+yylength()), sb.toString()); }
case 148: break;
case 95:
{ return symbol("PERCENT_PREC",PERCENT_PREC); }
case 149: break;
case 6:
{ return symbol("STAR",STAR); }
case 150: break;
case 11:
{ return symbol("DOT",DOT); }
case 151: break;
case 94:
{ return symbol("WITH",WITH); }
case 152: break;
case 101:
{ return symbol("CLASS",CLASS); }
case 153: break;
case 107:
{ return symbol("SUPER",SUPER); }
case 154: break;
case 127:
{ return symbol("PARSER",TERMINAL); }
case 155: break;
case 12:
{ return symbol("BAR",BAR); }
case 156: break;
case 105:
{ return symbol("START",START); }
case 157: break;
case 115:
{ return symbol("IMPORT",IMPORT); }
case 158: break;
case 56:
{ return symbol("COLON_COLON_EQUALS",COLON_COLON_EQUALS); }
case 159: break;
case 73:
{ return symbol("NON",NON); }
case 160: break;
case 114:
{ return symbol("ACTION",ACTION); }
case 161: break;
case 132:
{ return symbol("PRECEDENCE",PRECEDENCE); }
case 162: break;
case 134:
{ return symbol("NONTERMINAL",NONTERMINAL); }
case 163: break;
case 85:
{ return symbol("INIT",INIT); }
case 164: break;
case 117:
{ return symbol("STATIC",STATIC); }
case 165: break;
case 99:
{ return symbol("RIGHT",RIGHT); }
case 166: break;
case 91:
{ return symbol("LEFT",LEFT); }
case 167: break;
case 9:
{ return symbol("SEMI",SEMI); }
case 168: break;
case 111:
{ return symbol("PARSER",PARSER); }
case 169: break;
case 81:
{ return symbol("CODE",CODE); }
case 170: break;
case 128:
{ return symbol("NONASSOC",NONASSOC); }
case 171: break;
case 15:
{ return symbol("COLON",COLON); }
case 172: break;
case 10:
{ return symbol("COMMA",COMMA); }
case 173: break;
case 87:
{ return symbol("SCAN",SCAN); }
case 174: break;
default:
if (yy_input == YYEOF && yy_startRead == yy_currentPos) {
yy_atEOF = true;
yy_do_eof();
{ return symbolFactory.newSymbol("EOF",sym.EOF);
}
}
else {
yy_ScanError(YY_NO_MATCH);
}
}
}
}
}
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