package edu.mit.csail.sdg.alloy4compiler.parser;
import edu.mit.csail.sdg.alloy4.Err;
import edu.mit.csail.sdg.alloy4.ErrorSyntax;
import edu.mit.csail.sdg.alloy4.Pos;
import edu.mit.csail.sdg.alloy4.Version;
import edu.mit.csail.sdg.alloy4compiler.ast.ExprConstant;
import edu.mit.csail.sdg.alloy4compiler.ast.ExprVar;
import java.util.List;
import java_cup_11a.runtime.*;
/** Autogenerated by JFlex 1.4.1 */
final class CompLexer implements java_cup_11a.runtime.Scanner {
/** This character denotes the end of file */
public static final int YYEOF = -1;
/** initial size of the lookahead buffer */
private static final int ZZ_BUFFERSIZE = 16384;
/** lexical states */
public static final int YYINITIAL = 0;
/**
* Translates characters to character classes
*/
private static final String ZZ_CMAP_PACKED =
"\11\0\1\71\1\64\1\0\1\71\1\70\22\0\1\71\1\1\1\62"+
"\1\2\1\67\1\0\1\3\1\65\1\4\1\5\1\6\1\7\1\10"+
"\1\11\1\13\1\14\12\66\1\15\1\0\1\16\1\17\1\12\1\0"+
"\1\20\10\67\1\56\11\67\1\61\7\67\1\21\1\63\1\22\1\23"+
"\1\65\1\0\1\30\1\31\1\35\1\40\1\41\1\55\1\60\1\43"+
"\1\45\1\46\1\44\1\36\1\50\1\37\1\47\1\54\1\57\1\34"+
"\1\32\1\33\1\42\1\53\1\67\1\51\1\52\1\67\1\24\1\25"+
"\1\26\1\27\uff81\0";
/**
* Translates characters to character classes
*/
private static final char [] ZZ_CMAP = zzUnpackCMap(ZZ_CMAP_PACKED);
/**
* Translates DFA states to action switch labels.
*/
private static final int [] ZZ_ACTION = zzUnpackAction();
private static final String ZZ_ACTION_PACKED_0 =
"\1\0\1\1\1\2\1\3\1\4\1\5\1\6\1\7"+
"\1\10\1\11\1\12\1\13\1\14\1\15\1\16\1\17"+
"\1\20\1\21\1\22\1\23\1\24\1\25\1\26\1\27"+
"\1\30\23\31\1\32\1\33\1\34\1\35\1\36\1\33"+
"\1\37\1\40\1\41\1\0\1\42\1\43\1\44\1\45"+
"\1\46\1\45\1\20\1\47\1\31\1\50\14\31\1\51"+
"\5\31\1\52\3\31\1\47\12\31\1\53\1\0\1\54"+
"\1\55\2\0\1\56\2\31\1\57\1\35\1\60\1\61"+
"\1\62\1\63\1\64\2\31\1\65\1\31\1\66\1\31"+
"\1\2\6\31\1\67\2\31\1\70\2\31\1\56\1\71"+
"\6\31\1\72\1\73\1\74\1\31\1\75\1\0\1\33"+
"\2\31\1\76\1\77\1\31\1\100\1\101\1\102\1\103"+
"\1\104\4\31\1\105\1\106\1\31\1\107\1\31\1\110"+
"\1\111\1\31\1\112\3\31\1\113\13\31\1\114\4\31"+
"\1\115\1\31\1\116\2\31\1\117\2\31\1\120\1\121"+
"\1\31\1\46\1\31\1\122\1\123\1\102\3\31\1\110"+
"\1\67";
private static int [] zzUnpackAction() {
int [] result = new int[211];
int offset = 0;
offset = zzUnpackAction(ZZ_ACTION_PACKED_0, offset, result);
return result;
}
private static int zzUnpackAction(String packed, int offset, int [] result) {
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++);
do result[j++] = value; while (--count > 0);
}
return j;
}
/**
* Translates a state to a row index in the transition table
*/
private static final int [] ZZ_ROWMAP = zzUnpackRowMap();
private static final String ZZ_ROWMAP_PACKED_0 =
"\0\0\0\72\0\72\0\72\0\164\0\72\0\72\0\72"+
"\0\256\0\72\0\350\0\u0122\0\72\0\u015c\0\u0196\0\u01d0"+
"\0\u020a\0\72\0\72\0\72\0\72\0\72\0\u0244\0\72"+
"\0\72\0\u027e\0\u02b8\0\u02f2\0\u032c\0\u0366\0\u03a0\0\u03da"+
"\0\u0414\0\u044e\0\u0488\0\u04c2\0\u04fc\0\u0536\0\u0570\0\u05aa"+
"\0\u05e4\0\u061e\0\u0658\0\u0692\0\u06cc\0\72\0\u0706\0\72"+
"\0\72\0\u0740\0\72\0\u077a\0\72\0\u07b4\0\72\0\72"+
"\0\72\0\u07ee\0\72\0\72\0\72\0\72\0\u0828\0\u0862"+
"\0\u089c\0\u08d6\0\u0910\0\u094a\0\u0984\0\u09be\0\u09f8\0\u0a32"+
"\0\u0a6c\0\u0aa6\0\u0ae0\0\u0b1a\0\u0b54\0\u0b8e\0\u0bc8\0\u0c02"+
"\0\u0c3c\0\u0c76\0\u0cb0\0\u0cea\0\u0d24\0\u0d5e\0\u04fc\0\u0d98"+
"\0\u0dd2\0\u0e0c\0\u0e46\0\u0e80\0\u0eba\0\u0ef4\0\u0f2e\0\u0f68"+
"\0\u0fa2\0\u0fdc\0\u1016\0\u1050\0\72\0\u108a\0\u10c4\0\72"+
"\0\u10fe\0\u1138\0\u04fc\0\u04fc\0\u04fc\0\u04fc\0\u04fc\0\u04fc"+
"\0\u04fc\0\u1172\0\u11ac\0\u04fc\0\u11e6\0\u04fc\0\u1220\0\u04fc"+
"\0\u125a\0\u1294\0\u12ce\0\u1308\0\u1342\0\u137c\0\u13b6\0\u13f0"+
"\0\u142a\0\u04fc\0\u1464\0\u149e\0\u04fc\0\u04fc\0\u14d8\0\u1512"+
"\0\u154c\0\u1586\0\u15c0\0\u15fa\0\u04fc\0\u04fc\0\u04fc\0\u1634"+
"\0\u0fdc\0\u166e\0\u108a\0\u16a8\0\u16e2\0\u04fc\0\u04fc\0\u171c"+
"\0\u04fc\0\u04fc\0\u1756\0\u04fc\0\u04fc\0\u1790\0\u17ca\0\u1804"+
"\0\u183e\0\u04fc\0\u04fc\0\u1878\0\u04fc\0\u18b2\0\u18ec\0\u04fc"+
"\0\u1926\0\u04fc\0\u1960\0\u199a\0\u19d4\0\u04fc\0\u1a0e\0\u1a48"+
"\0\u1a82\0\u1abc\0\u1af6\0\u1b30\0\u1b6a\0\u1ba4\0\u1bde\0\u1c18"+
"\0\u1c52\0\u04fc\0\u1c8c\0\u1cc6\0\u1d00\0\u1d3a\0\u04fc\0\u1d74"+
"\0\u04fc\0\u1dae\0\u1de8\0\u04fc\0\u1e22\0\u1e5c\0\u04fc\0\u04fc"+
"\0\u1e96\0\u04fc\0\u1ed0\0\u04fc\0\u04fc\0\u04fc\0\u1f0a\0\u1f44"+
"\0\u1f7e\0\u04fc\0\u04fc";
private static int [] zzUnpackRowMap() {
int [] result = new int[211];
int offset = 0;
offset = zzUnpackRowMap(ZZ_ROWMAP_PACKED_0, offset, result);
return result;
}
private static int zzUnpackRowMap(String packed, int offset, int [] result) {
int i = 0; /* index in packed string */
int j = offset; /* index in unpacked array */
int l = packed.length();
while (i < l) {
int high = packed.charAt(i++) << 16;
result[j++] = high | packed.charAt(i++);
}
return j;
}
/**
* The transition table of the DFA
*/
private static final int [] ZZ_TRANS = zzUnpackTrans();
private static final String ZZ_TRANS_PACKED_0 =
"\1\2\1\3\1\4\1\5\1\6\1\7\1\10\1\11"+
"\1\12\1\13\1\14\1\15\1\16\1\17\1\20\1\21"+
"\1\22\1\23\1\24\1\25\1\26\1\27\1\30\1\31"+
"\1\32\1\33\1\34\1\35\1\36\1\37\1\40\1\41"+
"\1\42\1\43\1\44\2\45\1\46\1\45\1\47\1\50"+
"\3\45\1\51\1\52\1\53\2\45\1\54\1\55\1\2"+
"\1\56\1\2\1\57\1\45\2\56\75\0\1\60\75\0"+
"\1\61\73\0\1\62\1\63\71\0\1\64\4\0\1\65"+
"\60\0\1\66\5\0\1\62\67\0\1\67\2\0\1\15"+
"\71\0\1\70\1\71\1\72\64\0\1\73\3\0\1\74"+
"\1\75\77\0\1\76\74\0\1\45\1\77\1\100\3\45"+
"\1\101\1\102\23\45\2\0\3\45\32\0\12\45\1\103"+
"\20\45\2\0\3\45\32\0\11\45\1\104\1\105\2\45"+
"\1\106\1\45\1\107\13\45\2\0\3\45\32\0\13\45"+
"\1\110\17\45\2\0\3\45\32\0\12\45\1\111\20\45"+
"\2\0\3\45\32\0\13\45\1\112\17\45\2\0\3\45"+
"\32\0\11\45\1\113\5\45\1\114\13\45\2\0\3\45"+
"\32\0\17\45\1\115\13\45\2\0\3\45\32\0\15\45"+
"\1\116\15\45\2\0\3\45\32\0\6\45\1\117\1\120"+
"\11\45\1\121\11\45\2\0\3\45\32\0\7\45\1\122"+
"\23\45\2\0\3\45\32\0\33\45\2\0\3\45\32\0"+
"\7\45\1\123\1\124\7\45\1\125\4\45\1\126\5\45"+
"\2\0\3\45\32\0\4\45\1\127\2\45\1\130\14\45"+
"\1\131\6\45\2\0\3\45\32\0\17\45\1\132\13\45"+
"\2\0\3\45\32\0\1\133\3\45\1\134\26\45\2\0"+
"\3\45\32\0\1\135\11\45\1\136\4\45\1\137\13\45"+
"\2\0\3\45\32\0\7\45\1\140\23\45\2\0\3\45"+
"\32\0\3\45\1\141\27\45\2\0\3\45\2\0\62\55"+
"\1\142\1\143\6\55\30\0\33\144\2\0\1\144\1\57"+
"\1\144\2\0\64\62\1\56\3\62\1\56\1\62\12\0"+
"\1\145\57\0\6\146\1\147\63\146\12\0\1\150\107\0"+
"\2\45\1\151\30\45\2\0\3\45\32\0\2\45\1\152"+
"\30\45\2\0\3\45\32\0\6\45\1\153\24\45\2\0"+
"\3\45\32\0\10\45\1\154\22\45\2\0\3\45\32\0"+
"\3\45\1\155\27\45\2\0\3\45\32\0\3\45\1\156"+
"\23\45\1\157\3\45\2\0\3\45\32\0\20\45\1\160"+
"\12\45\2\0\3\45\32\0\30\45\1\161\2\45\2\0"+
"\3\45\32\0\20\45\1\162\12\45\2\0\3\45\32\0"+
"\15\45\1\163\15\45\2\0\3\45\32\0\7\45\1\164"+
"\23\45\2\0\3\45\32\0\11\45\1\165\21\45\2\0"+
"\3\45\32\0\3\45\1\166\27\45\2\0\3\45\32\0"+
"\7\45\1\167\23\45\2\0\3\45\32\0\3\45\1\170"+
"\3\45\1\171\23\45\2\0\3\45\32\0\2\45\1\172"+
"\30\45\2\0\3\45\32\0\2\45\1\173\30\45\2\0"+
"\3\45\32\0\12\45\1\174\20\45\2\0\3\45\32\0"+
"\1\175\2\45\1\176\7\45\1\177\10\45\1\200\6\45"+
"\2\0\3\45\32\0\15\45\1\201\15\45\2\0\3\45"+
"\32\0\3\45\1\202\27\45\2\0\3\45\32\0\11\45"+
"\1\203\21\45\2\0\3\45\32\0\24\45\1\204\6\45"+
"\2\0\3\45\32\0\25\45\1\205\5\45\2\0\3\45"+
"\32\0\11\45\1\206\21\45\2\0\3\45\32\0\11\45"+
"\1\207\21\45\2\0\3\45\32\0\10\45\1\210\22\45"+
"\2\0\3\45\32\0\4\45\1\211\26\45\2\0\3\45"+
"\32\0\11\45\1\212\3\45\1\213\15\45\2\0\3\45"+
"\32\0\5\45\1\214\25\45\2\0\3\45\32\0\7\45"+
"\1\215\23\45\2\0\3\45\32\0\4\45\1\216\26\45"+
"\2\0\3\45\32\0\3\45\1\217\27\45\2\0\3\45"+
"\32\0\4\45\1\220\26\45\2\0\3\45\32\0\33\221"+
"\2\0\3\221\2\0\64\55\1\0\5\55\30\0\33\144"+
"\2\0\3\144\2\0\6\146\1\222\71\146\1\222\5\146"+
"\1\223\55\146\30\0\3\45\1\224\27\45\2\0\3\45"+
"\32\0\11\45\1\225\21\45\2\0\3\45\32\0\11\45"+
"\1\226\21\45\2\0\3\45\32\0\2\45\1\227\30\45"+
"\2\0\3\45\32\0\5\45\1\230\25\45\2\0\3\45"+
"\32\0\11\45\1\231\21\45\2\0\3\45\32\0\11\45"+
"\1\232\21\45\2\0\3\45\32\0\16\45\1\233\14\45"+
"\2\0\3\45\32\0\11\45\1\234\21\45\2\0\3\45"+
"\32\0\20\45\1\235\12\45\2\0\3\45\32\0\5\45"+
"\1\236\25\45\2\0\3\45\32\0\11\45\1\237\21\45"+
"\2\0\3\45\32\0\1\240\32\45\2\0\3\45\32\0"+
"\11\45\1\241\21\45\2\0\3\45\32\0\23\45\1\242"+
"\7\45\2\0\3\45\32\0\7\45\1\243\23\45\2\0"+
"\3\45\32\0\6\45\1\244\24\45\2\0\3\45\32\0"+
"\7\45\1\245\23\45\2\0\3\45\32\0\12\45\1\246"+
"\20\45\2\0\3\45\32\0\3\45\1\247\27\45\2\0"+
"\3\45\32\0\10\45\1\250\22\45\2\0\3\45\32\0"+
"\23\45\1\251\7\45\2\0\3\45\32\0\3\45\1\252"+
"\27\45\2\0\3\45\32\0\15\45\1\253\15\45\2\0"+
"\3\45\2\0\6\146\1\222\5\146\1\56\55\146\30\0"+
"\4\45\1\254\26\45\2\0\3\45\32\0\4\45\1\255"+
"\26\45\2\0\3\45\32\0\14\45\1\256\16\45\2\0"+
"\3\45\32\0\17\45\1\257\13\45\2\0\3\45\32\0"+
"\3\45\1\260\27\45\2\0\3\45\32\0\7\45\1\261"+
"\23\45\2\0\3\45\32\0\12\45\1\262\20\45\2\0"+
"\3\45\32\0\5\45\1\263\25\45\2\0\3\45\32\0"+
"\15\45\1\264\15\45\2\0\3\45\32\0\6\45\1\265"+
"\24\45\2\0\3\45\32\0\15\45\1\266\15\45\2\0"+
"\3\45\32\0\1\267\32\45\2\0\3\45\32\0\7\45"+
"\1\270\23\45\2\0\3\45\32\0\1\271\32\45\2\0"+
"\3\45\32\0\3\45\1\272\27\45\2\0\3\45\32\0"+
"\15\45\1\273\15\45\2\0\3\45\32\0\6\45\1\274"+
"\24\45\2\0\3\45\32\0\10\45\1\275\22\45\2\0"+
"\3\45\32\0\2\45\1\276\30\45\2\0\3\45\32\0"+
"\3\45\1\277\27\45\2\0\3\45\32\0\11\45\1\300"+
"\21\45\2\0\3\45\32\0\11\45\1\301\21\45\2\0"+
"\3\45\32\0\3\45\1\302\27\45\2\0\3\45\32\0"+
"\3\45\1\303\27\45\2\0\3\45\32\0\30\45\1\304"+
"\2\45\2\0\3\45\32\0\5\45\1\305\25\45\2\0"+
"\3\45\32\0\7\45\1\306\23\45\2\0\3\45\32\0"+
"\22\45\1\307\10\45\2\0\3\45\32\0\2\45\1\310"+
"\30\45\2\0\3\45\32\0\3\45\1\311\27\45\2\0"+
"\3\45\32\0\2\45\1\312\30\45\2\0\3\45\32\0"+
"\15\45\1\313\15\45\2\0\3\45\32\0\11\45\1\314"+
"\21\45\2\0\3\45\32\0\3\45\1\315\27\45\2\0"+
"\3\45\32\0\3\45\1\316\27\45\2\0\3\45\32\0"+
"\15\45\1\317\15\45\2\0\3\45\32\0\17\45\1\320"+
"\13\45\2\0\3\45\32\0\23\45\1\321\7\45\2\0"+
"\3\45\32\0\7\45\1\322\23\45\2\0\3\45\32\0"+
"\11\45\1\323\21\45\2\0\3\45\2\0";
private static int [] zzUnpackTrans() {
int [] result = new int[8120];
int offset = 0;
offset = zzUnpackTrans(ZZ_TRANS_PACKED_0, offset, result);
return result;
}
private static int zzUnpackTrans(String packed, int offset, int [] result) {
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 result[j++] = value; while (--count > 0);
}
return j;
}
/* error codes */
private static final int ZZ_UNKNOWN_ERROR = 0;
private static final int ZZ_NO_MATCH = 1;
private static final int ZZ_PUSHBACK_2BIG = 2;
/* error messages for the codes above */
private static final String ZZ_ERROR_MSG[] = {
"Unkown internal scanner error",
"Error: could not match input",
"Error: pushback value was too large"
};
/**
* ZZ_ATTRIBUTE[aState] contains the attributes of state <code>aState</code>
*/
private static final int [] ZZ_ATTRIBUTE = zzUnpackAttribute();
private static final String ZZ_ATTRIBUTE_PACKED_0 =
"\1\0\3\11\1\1\3\11\1\1\1\11\2\1\1\11"+
"\4\1\5\11\1\1\2\11\24\1\1\11\1\1\2\11"+
"\1\1\1\11\1\1\1\11\1\0\3\11\1\1\4\11"+
"\44\1\1\0\1\1\1\11\2\0\1\11\51\1\1\0"+
"\101\1";
private static int [] zzUnpackAttribute() {
int [] result = new int[211];
int offset = 0;
offset = zzUnpackAttribute(ZZ_ATTRIBUTE_PACKED_0, offset, result);
return result;
}
private static int zzUnpackAttribute(String packed, int offset, int [] result) {
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++);
do result[j++] = value; while (--count > 0);
}
return j;
}
/** the input device */
private java.io.Reader zzReader;
/** the current state of the DFA */
private int zzState;
/** the current lexical state */
private int zzLexicalState = YYINITIAL;
/** this buffer contains the current text to be matched and is
the source of the yytext() string */
private char zzBuffer[] = new char[ZZ_BUFFERSIZE];
/** the textposition at the last accepting state */
private int zzMarkedPos;
/** the textposition at the last state to be included in yytext */
private int zzPushbackPos;
/** the current text position in the buffer */
private int zzCurrentPos;
/** startRead marks the beginning of the yytext() string in the buffer */
private int zzStartRead;
/** endRead marks the last character in the buffer, that has been read
from input */
private int zzEndRead;
/** 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 */
/**
* the number of characters from the last newline up to the start of the
* matched text
*/
private int yycolumn;
/**
* zzAtBOL == true <=> the scanner is currently at the beginning of a line
*/
/** zzAtEOF == true <=> the scanner is at the EOF */
private boolean zzAtEOF;
/** denotes if the user-EOF-code has already been executed */
private boolean zzEOFDone;
/* user code: */
public String alloy_filename="";
public int alloy_lineoffset=0; // If not zero, it is added to the current LINE NUMBER
public List<Object> alloy_seenDollar;
public CompModule alloy_module;
private final Pos alloy_here(String txt) {
return new Pos(alloy_filename,yycolumn+1,yyline+1+alloy_lineoffset,yycolumn+txt.length(),yyline+1);
}
private final Symbol alloy_sym(String txt, int type) {
Pos p = alloy_here(txt); return new Symbol(type, p, p);
}
private final Symbol alloy_string(String txt) throws Err {
Pos p = alloy_here(txt);
if (!Version.experimental) throw new ErrorSyntax(p, "String literal is not currently supported.");
StringBuilder sb = new StringBuilder(txt.length());
for(int i=0; i<txt.length(); i++) {
char c = txt.charAt(i);
if (c=='\r' || c=='\n') throw new ErrorSyntax(p, "String literal cannot span multiple lines; use \\n instead.");
if (c=='\\') {
i++;
if (i>=txt.length()) throw new ErrorSyntax(p, "String literal cannot end with a single \\");
c = txt.charAt(i);
if (c=='n') c='\n'; else if (c!='\'' && c!='\"' && c!='\\') throw new ErrorSyntax(p, "String literal currenty only supports\nfour escape sequences: \\\\, \\n, \\\', and \\\"");
}
sb.append(c);
}
txt = sb.toString();
if (txt.length()==2) throw new ErrorSyntax(p, "Empty string is not allowed; try rewriting your model to use an empty set instead.");
return new Symbol(CompSym.STR, p, ExprConstant.Op.STRING.make(p, txt));
}
private final Symbol alloy_id(String txt) throws Err {
Pos p=alloy_here(txt);
if (alloy_seenDollar.size()==0 && txt.indexOf('$')>=0) alloy_seenDollar.add(null);
return new Symbol(CompSym.ID, p, ExprVar.make(p,txt));
}
private final Symbol alloy_num(String txt) throws Err {
Pos p=alloy_here(txt);
int n=0;
try {
n=Integer.parseInt(txt);
} catch(NumberFormatException ex) {
throw new ErrorSyntax(p, "The number "+txt+" is too large to be stored in a Java integer");
}
return new Symbol(CompSym.NUMBER, p, ExprConstant.Op.NUMBER.make(p, n));
}
/**
* 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 CompLexer(java.io.Reader in) {
this.zzReader = 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 CompLexer(java.io.InputStream in) {
this(new java.io.InputStreamReader(in));
}
/**
* Unpacks the compressed character translation table.
*
* @param packed the packed character translation table
* @return the unpacked character translation table
*/
private static char [] zzUnpackCMap(String packed) {
char [] map = new char[0x10000];
int i = 0; /* index in packed string */
int j = 0; /* index in unpacked array */
while (i < 146) {
int count = packed.charAt(i++);
char value = packed.charAt(i++);
do map[j++] = value; while (--count > 0);
}
return map;
}
/**
* Refills the input buffer.
*
* @return <code>false</code>, iff there was new input.
*
* @exception java.io.IOException if any I/O-Error occurs
*/
private boolean zzRefill() throws java.io.IOException {
/* first: make room (if you can) */
if (zzStartRead > 0) {
System.arraycopy(zzBuffer, zzStartRead,
zzBuffer, 0,
zzEndRead-zzStartRead);
/* translate stored positions */
zzEndRead-= zzStartRead;
zzCurrentPos-= zzStartRead;
zzMarkedPos-= zzStartRead;
zzPushbackPos-= zzStartRead;
zzStartRead = 0;
}
/* is the buffer big enough? */
if (zzCurrentPos >= zzBuffer.length) {
/* if not: blow it up */
char newBuffer[] = new char[zzCurrentPos*2];
System.arraycopy(zzBuffer, 0, newBuffer, 0, zzBuffer.length);
zzBuffer = newBuffer;
}
/* finally: fill the buffer with new input */
int numRead = zzReader.read(zzBuffer, zzEndRead,
zzBuffer.length-zzEndRead);
if (numRead < 0) {
return true;
}
else {
zzEndRead+= numRead;
return false;
}
}
/**
* Closes the input stream.
*/
public final void yyclose() throws java.io.IOException {
zzAtEOF = true; /* indicate end of file */
zzEndRead = zzStartRead; /* invalidate buffer */
if (zzReader != null)
zzReader.close();
}
/**
* Resets the scanner to read from a new input stream.
* Does not close the old reader.
*
* All internal variables are reset, the old input stream
* <b>cannot</b> be reused (internal buffer is discarded and lost).
* Lexical state is set to <tt>ZZ_INITIAL</tt>.
*
* @param reader the new input stream
*/
public final void yyreset(java.io.Reader reader) {
zzReader = reader;
zzAtEOF = false;
zzEndRead = zzStartRead = 0;
zzCurrentPos = zzMarkedPos = zzPushbackPos = 0;
yyline=yycolumn=0;
zzLexicalState = YYINITIAL;
}
/**
* Returns the current lexical state.
*/
public final int yystate() {
return zzLexicalState;
}
/**
* Enters a new lexical state
*
* @param newState the new lexical state
*/
public final void yybegin(int newState) {
zzLexicalState = newState;
}
/**
* Returns the text matched by the current regular expression.
*/
public final String yytext() {
return new String( zzBuffer, zzStartRead, zzMarkedPos-zzStartRead );
}
/**
* Returns the character at position <tt>pos</tt> 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
*/
public final char yycharat(int pos) {
return zzBuffer[zzStartRead+pos];
}
/**
* Returns the length of the matched text region.
*/
public final int yylength() {
return zzMarkedPos-zzStartRead;
}
/**
* 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 zzScanError(int errorCode) {
String message;
try {
message = ZZ_ERROR_MSG[errorCode];
}
catch (ArrayIndexOutOfBoundsException e) {
message = ZZ_ERROR_MSG[ZZ_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()!
*/
public void yypushback(int number) {
if ( number > yylength() )
zzScanError(ZZ_PUSHBACK_2BIG);
zzMarkedPos -= number;
}
/**
* Contains user EOF-code, which will be executed exactly once,
* when the end of file is reached
*/
private void zzDoEOF() throws java.io.IOException {
if (!zzEOFDone) {
zzEOFDone = 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 java.io.IOException if any I/O-Error occurs
*/
public java_cup_11a.runtime.Symbol next_token() throws java.io.IOException,Err {
int zzInput;
int zzAction;
int zzCurrentPosL;
int zzMarkedPosL;
int zzEndReadL = zzEndRead;
char [] zzBufferL = zzBuffer;
char [] zzCMapL = ZZ_CMAP;
int [] zzTransL = ZZ_TRANS;
int [] zzRowMapL = ZZ_ROWMAP;
int [] zzAttrL = ZZ_ATTRIBUTE;
while (true) {
zzMarkedPosL = zzMarkedPos;
boolean zzR = false;
for (zzCurrentPosL = zzStartRead; zzCurrentPosL < zzMarkedPosL;
zzCurrentPosL++) {
switch (zzBufferL[zzCurrentPosL]) {
case '\u000B':
case '\u000C':
case '\u0085':
case '\u2028':
case '\u2029':
yyline++;
yycolumn = 0;
zzR = false;
break;
case '\r':
yyline++;
yycolumn = 0;
zzR = true;
break;
case '\n':
if (zzR)
zzR = false;
else {
yyline++;
yycolumn = 0;
}
break;
default:
zzR = false;
yycolumn++;
}
}
if (zzR) {
boolean zzPeek;
if (zzMarkedPosL < zzEndReadL)
zzPeek = zzBufferL[zzMarkedPosL] == '\n';
else if (zzAtEOF)
zzPeek = false;
else {
boolean eof = zzRefill();
zzEndReadL = zzEndRead;
zzMarkedPosL = zzMarkedPos;
zzBufferL = zzBuffer;
if (eof)
zzPeek = false;
else
zzPeek = zzBufferL[zzMarkedPosL] == '\n';
}
if (zzPeek) yyline--;
}
zzAction = -1;
zzCurrentPosL = zzCurrentPos = zzStartRead = zzMarkedPosL;
zzState = zzLexicalState;
zzForAction: {
while (true) {
if (zzCurrentPosL < zzEndReadL)
zzInput = zzBufferL[zzCurrentPosL++];
else if (zzAtEOF) {
zzInput = YYEOF;
break zzForAction;
}
else {
zzCurrentPos = zzCurrentPosL;
zzMarkedPos = zzMarkedPosL;
boolean eof = zzRefill();
zzCurrentPosL = zzCurrentPos;
zzMarkedPosL = zzMarkedPos;
zzBufferL = zzBuffer;
zzEndReadL = zzEndRead;
if (eof) {
zzInput = YYEOF;
break zzForAction;
}
else {
zzInput = zzBufferL[zzCurrentPosL++];
}
}
int zzNext = zzTransL[ zzRowMapL[zzState] + zzCMapL[zzInput] ];
if (zzNext == -1) break zzForAction;
zzState = zzNext;
int zzAttributes = zzAttrL[zzState];
if ( (zzAttributes & 1) == 1 ) {
zzAction = zzState;
zzMarkedPosL = zzCurrentPosL;
if ( (zzAttributes & 8) == 8 ) break zzForAction;
}
}
}
zzMarkedPos = zzMarkedPosL;
switch (zzAction < 0 ? zzAction : ZZ_ACTION[zzAction]) {
case 4:
{ return alloy_sym(yytext(), CompSym.AMPERSAND );
}
case 84: break;
case 50:
{ return alloy_sym(yytext(), CompSym.SEQ );
}
case 85: break;
case 38:
{ return alloy_sym(yytext(), CompSym.IMPLIES );
}
case 86: break;
case 23:
{ return alloy_sym(yytext(), CompSym.RBRACE );
}
case 87: break;
case 80:
{ return alloy_sym(yytext(), CompSym.EXACTLY );
}
case 88: break;
case 53:
{ return alloy_sym(yytext(), CompSym.RUN );
}
case 89: break;
case 36:
{ return alloy_sym(yytext(), CompSym.SHL );
}
case 90: break;
case 35:
{ return alloy_sym(yytext(), CompSym.DOMAIN );
}
case 91: break;
case 60:
{ return alloy_sym(yytext(), CompSym.SIGINT );
}
case 92: break;
case 24:
{ return alloy_sym(yytext(), CompSym.TILDE );
}
case 93: break;
case 21:
{ return alloy_sym(yytext(), CompSym.LBRACE );
}
case 94: break;
case 7:
{ return alloy_sym(yytext(), CompSym.STAR );
}
case 95: break;
case 30:
{ return alloy_sym(yytext(), CompSym.PLUSPLUS );
}
case 96: break;
case 58:
{ return alloy_sym(yytext(), CompSym.FUN );
}
case 97: break;
case 79:
{ return alloy_sym(yytext(), CompSym.STRING );
}
case 98: break;
case 55:
{ return alloy_sym(yytext(), CompSym.EXH );
}
case 99: break;
case 56:
{ return alloy_sym(yytext(), CompSym.INT );
}
case 100: break;
case 52:
{ return alloy_sym(yytext(), CompSym.SIG );
}
case 101: break;
case 73:
{ return alloy_sym(yytext(), CompSym.PRED );
}
case 102: break;
case 25:
{ return alloy_id (yytext());
}
case 103: break;
case 64:
{ return alloy_sym(yytext(), CompSym.LONE );
}
case 104: break;
case 41:
{ return alloy_sym(yytext(), CompSym.NO );
}
case 105: break;
case 9:
{ return alloy_sym(yytext(), CompSym.COMMA );
}
case 106: break;
case 40:
{ return alloy_sym(yytext(), CompSym.AS );
}
case 107: break;
case 63:
{ return alloy_sym(yytext(), CompSym.THIS );
}
case 108: break;
case 13:
{ return alloy_sym(yytext(), CompSym.SLASH );
}
case 109: break;
case 48:
{ return alloy_sym(yytext(), CompSym.BUT );
}
case 110: break;
case 43:
{ return alloy_string(yytext());
}
case 111: break;
case 66:
{ return alloy_sym(yytext(), CompSym.DISJ );
}
case 112: break;
case 32:
{ return alloy_sym(yytext(), CompSym.SHA );
}
case 113: break;
case 39:
{ return alloy_sym(yytext(), CompSym.OR );
}
case 114: break;
case 45:
{ return alloy_sym(yytext(), CompSym.SHR );
}
case 115: break;
case 82:
{ return alloy_sym(yytext(), CompSym.PRIVATE );
}
case 116: break;
case 31:
{ return alloy_sym(yytext(), CompSym.ARROW );
}
case 117: break;
case 33:
{ return alloy_sym(yytext(), CompSym.GTE );
}
case 118: break;
case 20:
{ return alloy_sym(yytext(), CompSym.CARET );
}
case 119: break;
case 46:
{ return alloy_sym(yytext(), CompSym.IFF );
}
case 120: break;
case 67:
{ return alloy_sym(yytext(), CompSym.ELSE );
}
case 121: break;
case 3:
{ return alloy_sym(yytext(), CompSym.HASH );
}
case 122: break;
case 12:
{ return alloy_sym(yytext(), CompSym.DOT );
}
case 123: break;
case 22:
{ return alloy_sym(yytext(), CompSym.BAR );
}
case 124: break;
case 77:
{ return alloy_sym(yytext(), CompSym.EXPECT );
}
case 125: break;
case 8:
{ return alloy_sym(yytext(), CompSym.PLUS );
}
case 126: break;
case 37:
{ return alloy_sym(yytext(), CompSym.LTE );
}
case 127: break;
case 57:
{ return alloy_sym(yytext(), CompSym.ONE );
}
case 128: break;
case 71:
{ return alloy_sym(yytext(), CompSym.OPEN );
}
case 129: break;
case 11:
{ return alloy_sym(yytext(), CompSym.GT );
}
case 130: break;
case 78:
{ return alloy_sym(yytext(), CompSym.MODULE );
}
case 131: break;
case 14:
{ return alloy_sym(yytext(), CompSym.COLON );
}
case 132: break;
case 51:
{ return alloy_sym(yytext(), CompSym.SUM );
}
case 133: break;
case 72:
{ return alloy_sym(yytext(), CompSym.PART );
}
case 134: break;
case 16:
{ return alloy_sym(yytext(), CompSym.EQUALS );
}
case 135: break;
case 81:
{ return alloy_sym(yytext(), CompSym.EXTENDS );
}
case 136: break;
case 1:
{ throw new ErrorSyntax(alloy_here(" "), "Syntax error at the "+yytext()+" character.");
}
case 137: break;
case 26:
{ throw new ErrorSyntax(alloy_here(yytext()),"String literal is missing its closing \" character");
}
case 138: break;
case 59:
{ return alloy_sym(yytext(), CompSym.FOR );
}
case 139: break;
case 28:
{ return alloy_num (yytext());
}
case 140: break;
case 70:
{ return alloy_sym(yytext(), CompSym.IDEN );
}
case 141: break;
case 15:
{ return alloy_sym(yytext(), CompSym.LT );
}
case 142: break;
case 17:
{ return alloy_sym(yytext(), CompSym.AT );
}
case 143: break;
case 34:
{ return alloy_sym(yytext(), CompSym.RANGE );
}
case 144: break;
case 69:
{ return alloy_sym(yytext(), CompSym.UNIV );
}
case 145: break;
case 2:
{ return alloy_sym(yytext(), CompSym.NOT );
}
case 146: break;
case 49:
{ return alloy_sym(yytext(), CompSym.SET );
}
case 147: break;
case 6:
{ return alloy_sym(yytext(), CompSym.RPAREN );
}
case 148: break;
case 42:
{ return alloy_sym(yytext(), CompSym.IN );
}
case 149: break;
case 75:
{ return alloy_sym(yytext(), CompSym.CHECK );
}
case 150: break;
case 29:
{ return alloy_sym(yytext(), CompSym.AND );
}
case 151: break;
case 62:
{ return alloy_sym(yytext(), CompSym.SOME );
}
case 152: break;
case 74:
{ return alloy_sym(yytext(), CompSym.FACT );
}
case 153: break;
case 10:
{ return alloy_sym(yytext(), CompSym.MINUS );
}
case 154: break;
case 5:
{ return alloy_sym(yytext(), CompSym.LPAREN );
}
case 155: break;
case 65:
{ return alloy_sym(yytext(), CompSym.NONE );
}
case 156: break;
case 18:
{ return alloy_sym(yytext(), CompSym.LBRACKET );
}
case 157: break;
case 19:
{ return alloy_sym(yytext(), CompSym.RBRACKET );
}
case 158: break;
case 68:
{ return alloy_sym(yytext(), CompSym.ENUM );
}
case 159: break;
case 47:
{ return alloy_sym(yytext(), CompSym.ALL );
}
case 160: break;
case 83:
{ return alloy_sym(yytext(), CompSym.ABSTRACT );
}
case 161: break;
case 76:
{ return alloy_sym(yytext(), CompSym.ASSERT );
}
case 162: break;
case 61:
{ throw new ErrorSyntax(alloy_here(yytext()),"String literal cannot be followed by a legal identifier character.");
}
case 163: break;
case 54:
{ return alloy_sym(yytext(), CompSym.LET );
}
case 164: break;
case 27:
{
}
case 165: break;
case 44:
{ throw new ErrorSyntax(alloy_here(yytext()),"Name cannot start with a number.");
}
case 166: break;
default:
if (zzInput == YYEOF && zzStartRead == zzCurrentPos) {
zzAtEOF = true;
zzDoEOF();
{ return new Symbol(CompSym.EOF, alloy_here(" "), alloy_here(" "));
}
}
else {
zzScanError(ZZ_NO_MATCH);
}
}
}
}
}