// This JLex file was machine-generated by the BNF converter package MiniJS; import java_cup.runtime.*; public class Yylex implements java_cup.runtime.Scanner { private final int YY_BUFFER_SIZE = 512; private final int YY_F = -1; private final int YY_NO_STATE = -1; private final int YY_NOT_ACCEPT = 0; private final int YY_START = 1; private final int YY_END = 2; private final int YY_NO_ANCHOR = 4; private final int YY_BOL = 65536; private final int YY_EOF = 65537; String pstring = new String(); final int unknown = -1; ComplexSymbolFactory.Location left = new ComplexSymbolFactory.Location(unknown, unknown); ComplexSymbolFactory cf = new ComplexSymbolFactory(); public SymbolFactory getSymbolFactory() { return cf; } int yyline = unknown - 1; int yycolumn = unknown - 1; int yychar = unknown; public int line_num() { return (yyline+1); } public ComplexSymbolFactory.Location left_loc() { return left; } public ComplexSymbolFactory.Location right_loc() { ComplexSymbolFactory.Location left = left_loc(); return left; } public String buff() {return new String(yy_buffer,yy_buffer_index,10).trim();} private java.io.BufferedReader yy_reader; private int yy_buffer_index; private int yy_buffer_read; private int yy_buffer_start; private int yy_buffer_end; private char yy_buffer[]; private boolean yy_at_bol; private int yy_lexical_state; public Yylex (java.io.Reader reader) { this (); if (null == reader) { throw (new Error("Error: Bad input stream initializer.")); } yy_reader = new java.io.BufferedReader(reader); } public Yylex (java.io.InputStream instream) { this (); if (null == instream) { throw (new Error("Error: Bad input stream initializer.")); } yy_reader = new java.io.BufferedReader(new java.io.InputStreamReader(instream)); } private Yylex () { yy_buffer = new char[YY_BUFFER_SIZE]; yy_buffer_read = 0; yy_buffer_index = 0; yy_buffer_start = 0; yy_buffer_end = 0; yy_at_bol = true; yy_lexical_state = YYINITIAL; } private boolean yy_eof_done = false; private final int STRING = 5; private final int ESCAPED = 6; private final int YYINITIAL = 0; private final int COMMENT = 1; private final int CHAREND = 4; private final int CHARESC = 3; private final int CHAR = 2; private final int yy_state_dtrans[] = { 0, 24, 24, 24, 24, 24, 24 }; private void yybegin (int state) { yy_lexical_state = state; } private int yy_advance () throws java.io.IOException { int next_read; int i; int j; if (yy_buffer_index < yy_buffer_read) { return yy_buffer[yy_buffer_index++]; } if (0 != yy_buffer_start) { i = yy_buffer_start; j = 0; while (i < yy_buffer_read) { yy_buffer[j] = yy_buffer[i]; ++i; ++j; } yy_buffer_end = yy_buffer_end - yy_buffer_start; yy_buffer_start = 0; yy_buffer_read = j; yy_buffer_index = j; next_read = yy_reader.read(yy_buffer, yy_buffer_read, yy_buffer.length - yy_buffer_read); if (-1 == next_read) { return YY_EOF; } yy_buffer_read = yy_buffer_read + next_read; } while (yy_buffer_index >= yy_buffer_read) { if (yy_buffer_index >= yy_buffer.length) { yy_buffer = yy_double(yy_buffer); } next_read = yy_reader.read(yy_buffer, yy_buffer_read, yy_buffer.length - yy_buffer_read); if (-1 == next_read) { return YY_EOF; } yy_buffer_read = yy_buffer_read + next_read; } return yy_buffer[yy_buffer_index++]; } private void yy_move_end () { if (yy_buffer_end > yy_buffer_start && '\n' == yy_buffer[yy_buffer_end-1]) yy_buffer_end--; if (yy_buffer_end > yy_buffer_start && '\r' == yy_buffer[yy_buffer_end-1]) yy_buffer_end--; } private boolean yy_last_was_cr=false; private void yy_mark_start () { yy_buffer_start = yy_buffer_index; } private void yy_mark_end () { yy_buffer_end = yy_buffer_index; } private void yy_to_mark () { yy_buffer_index = yy_buffer_end; yy_at_bol = (yy_buffer_end > yy_buffer_start) && ('\r' == yy_buffer[yy_buffer_end-1] || '\n' == yy_buffer[yy_buffer_end-1] || 2028/*LS*/ == yy_buffer[yy_buffer_end-1] || 2029/*PS*/ == yy_buffer[yy_buffer_end-1]); } private java.lang.String yytext () { return (new java.lang.String(yy_buffer, yy_buffer_start, yy_buffer_end - yy_buffer_start)); } private int yylength () { return yy_buffer_end - yy_buffer_start; } private char[] yy_double (char buf[]) { int i; char newbuf[]; newbuf = new char[2*buf.length]; for (i = 0; i < buf.length; ++i) { newbuf[i] = buf[i]; } return newbuf; } private final int YY_E_INTERNAL = 0; private final int YY_E_MATCH = 1; private java.lang.String yy_error_string[] = { "Error: Internal error.\n", "Error: Unmatched input.\n" }; private void yy_error (int code,boolean fatal) { java.lang.System.out.print(yy_error_string[code]); java.lang.System.out.flush(); if (fatal) { throw new Error("Fatal Error.\n"); } } private int[][] unpackFromString(int size1, int size2, String st) { int colonIndex = -1; String lengthString; int sequenceLength = 0; int sequenceInteger = 0; int commaIndex; String workString; int res[][] = new int[size1][size2]; for (int i= 0; i < size1; i++) { for (int j= 0; j < size2; j++) { if (sequenceLength != 0) { res[i][j] = sequenceInteger; sequenceLength--; continue; } commaIndex = st.indexOf(','); workString = (commaIndex==-1) ? st : st.substring(0, commaIndex); st = st.substring(commaIndex+1); colonIndex = workString.indexOf(':'); if (colonIndex == -1) { res[i][j]=Integer.parseInt(workString); continue; } lengthString = workString.substring(colonIndex+1); sequenceLength=Integer.parseInt(lengthString); workString=workString.substring(0,colonIndex); sequenceInteger=Integer.parseInt(workString); res[i][j] = sequenceInteger; sequenceLength--; } } return res; } private int yy_acpt[] = { /* 0 */ YY_NOT_ACCEPT, /* 1 */ YY_NO_ANCHOR, /* 2 */ YY_NO_ANCHOR, /* 3 */ YY_NO_ANCHOR, /* 4 */ YY_NO_ANCHOR, /* 5 */ YY_NO_ANCHOR, /* 6 */ YY_NO_ANCHOR, /* 7 */ YY_NO_ANCHOR, /* 8 */ YY_NO_ANCHOR, /* 9 */ YY_NO_ANCHOR, /* 10 */ YY_NO_ANCHOR, /* 11 */ YY_NO_ANCHOR, /* 12 */ YY_NO_ANCHOR, /* 13 */ YY_NO_ANCHOR, /* 14 */ YY_NO_ANCHOR, /* 15 */ YY_NO_ANCHOR, /* 16 */ YY_NOT_ACCEPT, /* 17 */ YY_NO_ANCHOR, /* 18 */ YY_NO_ANCHOR, /* 19 */ YY_NOT_ACCEPT, /* 20 */ YY_NOT_ACCEPT, /* 21 */ YY_NOT_ACCEPT, /* 22 */ YY_NOT_ACCEPT, /* 23 */ YY_NOT_ACCEPT, /* 24 */ YY_NOT_ACCEPT, /* 25 */ YY_NO_ANCHOR, /* 26 */ YY_NO_ANCHOR, /* 27 */ YY_NO_ANCHOR, /* 28 */ YY_NO_ANCHOR, /* 29 */ YY_NO_ANCHOR, /* 30 */ YY_NO_ANCHOR, /* 31 */ YY_NO_ANCHOR }; private int yy_cmap[] = unpackFromString(1,65538, "22:9,23,21,22,23,21,22:18,23,22:6,20,10,11,13,15,22,16,8,14,17:10,22,12,22," + "1,22:3,18:26,22:4,20,22,19:2,2,19,7,19,9,19:4,6,19,4,3,19:3,5,19:7,22:69,18" + ":23,22,18:7,19:24,22,19:8,22:65280,0:2")[0]; private int yy_rmap[] = unpackFromString(1,32, "0,1:2,2,1:8,3,1,4,1,5,6,7,8,7,9,10,11,12,13,14,15,16,17,18:2")[0]; private int yy_nxt[][] = unpackFromString(19,24, "1,2,3,31:5,4,31,5,6,7,8,9,10,11,12,31:2,4,13,4,13,-1:26,31,29,31:4,-1,31,-1" + ":7,30:2,31,30,-1:11,16,-1:8,12,-1:13,19,-1:9,14,-1:23,14,-1:8,31:6,21,31,-1" + ":7,30:2,31,30,-1:20,18,-1:22,20,18,-1:12,22,-1:20,23,-1:29,15,-1:14,1,4:20," + "-1,4:2,-1:2,31:5,17,-1,31,-1:7,30:2,31,30,-1:5,31:4,25,31,-1,31,-1:7,30:2,3" + "1,30,-1:5,31,26,31:4,-1,31,-1:7,30:2,31,30,-1:5,31:3,27,31:2,-1,31,-1:7,30:" + "2,31,30,-1:5,31:2,28,31:3,-1,31,-1:7,30:2,31,30,-1:5,31:6,-1,31,-1:7,30:2,3" + "1,30,-1:3"); public java_cup.runtime.Symbol next_token () throws java.io.IOException { int yy_lookahead; int yy_anchor = YY_NO_ANCHOR; int yy_state = yy_state_dtrans[yy_lexical_state]; int yy_next_state = YY_NO_STATE; int yy_last_accept_state = YY_NO_STATE; boolean yy_initial = true; int yy_this_accept; yy_mark_start(); yy_this_accept = yy_acpt[yy_state]; if (YY_NOT_ACCEPT != yy_this_accept) { yy_last_accept_state = yy_state; yy_mark_end(); } while (true) { if (yy_initial && yy_at_bol) yy_lookahead = YY_BOL; else yy_lookahead = yy_advance(); yy_next_state = YY_F; yy_next_state = yy_nxt[yy_rmap[yy_state]][yy_cmap[yy_lookahead]]; if (YY_EOF == yy_lookahead && true == yy_initial) { return cf.newSymbol("EOF", sym.EOF, left_loc(), left_loc()); } if (YY_F != yy_next_state) { yy_state = yy_next_state; yy_initial = false; yy_this_accept = yy_acpt[yy_state]; if (YY_NOT_ACCEPT != yy_this_accept) { yy_last_accept_state = yy_state; yy_mark_end(); } } else { if (YY_NO_STATE == yy_last_accept_state) { throw (new Error("Lexical Error: Unmatched Input.")); } else { yy_anchor = yy_acpt[yy_last_accept_state]; if (0 != (YY_END & yy_anchor)) { yy_move_end(); } yy_to_mark(); switch (yy_last_accept_state) { case 1: case -2: break; case 2: { return cf.newSymbol("", sym._SYMB_0, left_loc(), right_loc()); } case -3: break; case 3: { return cf.newSymbol("", sym._IDENT_, left_loc(), right_loc(), yytext().intern()); } case -4: break; case 4: { throw new Error("Illegal Character <"+yytext()+">"); } case -5: break; case 5: { return cf.newSymbol("", sym._SYMB_2, left_loc(), right_loc()); } case -6: break; case 6: { return cf.newSymbol("", sym._SYMB_3, left_loc(), right_loc()); } case -7: break; case 7: { return cf.newSymbol("", sym._SYMB_4, left_loc(), right_loc()); } case -8: break; case 8: { return cf.newSymbol("", sym._SYMB_5, left_loc(), right_loc()); } case -9: break; case 9: { return cf.newSymbol("", sym._SYMB_6, left_loc(), right_loc()); } case -10: break; case 10: { return cf.newSymbol("", sym._SYMB_7, left_loc(), right_loc()); } case -11: break; case 11: { return cf.newSymbol("", sym._SYMB_8, left_loc(), right_loc()); } case -12: break; case 12: { return cf.newSymbol("", sym._INTEGER_, left_loc(), right_loc(), new Integer(yytext())); } case -13: break; case 13: { /* ignore white space. */ } case -14: break; case 14: { return cf.newSymbol("", sym._DOUBLE_, left_loc(), right_loc(), new Double(yytext())); } case -15: break; case 15: { return cf.newSymbol("", sym._SYMB_1, left_loc(), right_loc()); } case -16: break; case 17: { return cf.newSymbol("", sym._IDENT_, left_loc(), right_loc(), yytext().intern()); } case -17: break; case 18: { return cf.newSymbol("", sym._DOUBLE_, left_loc(), right_loc(), new Double(yytext())); } case -18: break; case 25: { return cf.newSymbol("", sym._IDENT_, left_loc(), right_loc(), yytext().intern()); } case -19: break; case 26: { return cf.newSymbol("", sym._IDENT_, left_loc(), right_loc(), yytext().intern()); } case -20: break; case 27: { return cf.newSymbol("", sym._IDENT_, left_loc(), right_loc(), yytext().intern()); } case -21: break; case 28: { return cf.newSymbol("", sym._IDENT_, left_loc(), right_loc(), yytext().intern()); } case -22: break; case 29: { return cf.newSymbol("", sym._IDENT_, left_loc(), right_loc(), yytext().intern()); } case -23: break; case 30: { return cf.newSymbol("", sym._IDENT_, left_loc(), right_loc(), yytext().intern()); } case -24: break; case 31: { return cf.newSymbol("", sym._IDENT_, left_loc(), right_loc(), yytext().intern()); } case -25: break; default: yy_error(YY_E_INTERNAL,false); case -1: } yy_initial = true; yy_state = yy_state_dtrans[yy_lexical_state]; yy_next_state = YY_NO_STATE; yy_last_accept_state = YY_NO_STATE; yy_mark_start(); yy_this_accept = yy_acpt[yy_state]; if (YY_NOT_ACCEPT != yy_this_accept) { yy_last_accept_state = yy_state; yy_mark_end(); } } } } } }