/* The following code was generated by JFlex 1.4.1 on 10/16/06 10:31 AM */
/*
* 12/06/2005
*
* PythonTokenMaker.java - Token maker for the Python programming language.
*
* This library is distributed under a modified BSD license. See the included
* RSyntaxTextArea.License.txt file for details.
*/
package org.fife.ui.rsyntaxtextarea.modes;
import java.io.*;
import javax.swing.text.Segment;
import org.fife.ui.rsyntaxtextarea.AbstractJFlexTokenMaker;
import org.fife.ui.rsyntaxtextarea.Token;
import org.fife.ui.rsyntaxtextarea.TokenImpl;
/**
* Scanner for the Python programming language.
*
* @author Robert Futrell
* @version 0.3
*/
public class PythonTokenMaker extends AbstractJFlexTokenMaker {
/** This character denotes the end of file */
public static final int YYEOF = -1;
/** lexical states */
public static final int YYINITIAL = 0;
public static final int LONG_STRING_2 = 2;
public static final int LONG_STRING_1 = 1;
/**
* Translates characters to character classes
*/
private static final String ZZ_CMAP_PACKED =
"\11\0\1\34\1\12\1\0\1\34\1\32\22\0\1\34\1\64\1\11"+
"\1\33\1\0\1\63\1\67\1\10\1\57\1\57\1\62\1\61\1\64"+
"\1\27\1\24\1\63\1\16\7\21\2\3\1\64\1\72\1\65\1\60"+
"\1\66\1\64\1\71\4\23\1\26\1\23\3\2\1\31\1\2\1\15"+
"\5\2\1\6\2\2\1\7\2\2\1\20\2\2\1\57\1\13\1\57"+
"\1\64\1\1\1\0\1\35\1\42\1\44\1\37\1\25\1\22\1\52"+
"\1\54\1\46\1\30\1\43\1\14\1\51\1\36\1\45\1\47\1\2"+
"\1\4\1\40\1\41\1\5\1\55\1\53\1\17\1\50\1\56\1\57"+
"\1\70\1\57\1\64\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 =
"\3\0\1\1\1\2\1\3\4\2\2\4\1\5\1\2"+
"\1\3\2\2\1\6\1\2\1\6\1\7\1\10\21\2"+
"\1\11\10\6\1\2\2\12\2\4\1\13\1\3\1\14"+
"\1\13\1\14\4\2\2\4\1\0\2\4\1\0\4\2"+
"\1\13\1\3\1\13\12\2\1\15\27\2\1\15\3\2"+
"\2\15\1\16\1\15\15\2\3\0\2\14\1\0\12\2"+
"\1\4\1\17\1\20\3\2\1\3\15\2\1\15\22\2"+
"\1\21\14\2\1\22\1\23\1\14\6\2\1\21\3\2"+
"\1\15\36\2\1\15\17\2\1\15\6\2";
private static int [] zzUnpackAction() {
int [] result = new int[265];
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\73\0\166\0\261\0\354\0\u0127\0\u0162\0\u019d"+
"\0\u01d8\0\u0213\0\u024e\0\u0289\0\261\0\u02c4\0\u02ff\0\u033a"+
"\0\u0375\0\u03b0\0\u03eb\0\u0426\0\u0461\0\u049c\0\u04d7\0\u0512"+
"\0\u054d\0\u0588\0\u05c3\0\u05fe\0\u0639\0\u0674\0\u06af\0\u06ea"+
"\0\u0725\0\u0760\0\u079b\0\u07d6\0\u0811\0\u084c\0\u0887\0\261"+
"\0\u08c2\0\u08fd\0\u0938\0\261\0\u0973\0\u09ae\0\u09e9\0\u0a24"+
"\0\261\0\u0a5f\0\u0a9a\0\u0ad5\0\u0b10\0\u0b4b\0\u0b4b\0\u0b86"+
"\0\u0bc1\0\u0b4b\0\u0bfc\0\u0c37\0\u0c72\0\u0cad\0\u0ce8\0\u0d23"+
"\0\u0d5e\0\u0d99\0\u0dd4\0\u0e0f\0\u0e4a\0\u0e85\0\u0ec0\0\u0efb"+
"\0\u0f36\0\u0f71\0\u0fac\0\u0fe7\0\u1022\0\u105d\0\u1098\0\u10d3"+
"\0\u110e\0\u1149\0\u1184\0\u11bf\0\u11fa\0\u1235\0\u1270\0\u12ab"+
"\0\u12e6\0\u1321\0\u135c\0\u1397\0\u13d2\0\u140d\0\u1448\0\u1483"+
"\0\u14be\0\u14f9\0\u1534\0\u156f\0\u15aa\0\u15e5\0\u1620\0\u165b"+
"\0\u1696\0\u16d1\0\u170c\0\u1747\0\u1782\0\u17bd\0\u17f8\0\u1833"+
"\0\u186e\0\354\0\u18a9\0\354\0\u18e4\0\u191f\0\u195a\0\u1995"+
"\0\u19d0\0\u1a0b\0\u1a46\0\u1a81\0\u1abc\0\u1af7\0\u1b32\0\u1b6d"+
"\0\u1ba8\0\u1be3\0\u1c1e\0\u1c59\0\u1c94\0\261\0\u1ccf\0\u1d0a"+
"\0\u1d45\0\u1d80\0\u1dbb\0\u1df6\0\u1e31\0\u1e6c\0\u1ea7\0\u1ee2"+
"\0\u1f1d\0\u1f58\0\261\0\261\0\261\0\u1f93\0\u1fce\0\u2009"+
"\0\u2044\0\u207f\0\u20ba\0\u20f5\0\u2130\0\u216b\0\u21a6\0\u21e1"+
"\0\u221c\0\u2257\0\u2292\0\u22cd\0\u2308\0\u2343\0\u237e\0\u23b9"+
"\0\u23f4\0\u242f\0\u237e\0\u246a\0\u24a5\0\u24e0\0\u251b\0\u2556"+
"\0\u2591\0\u25cc\0\u2607\0\u2642\0\u267d\0\u26b8\0\u26f3\0\u272e"+
"\0\u2769\0\u27a4\0\u27df\0\u281a\0\u2855\0\u2890\0\u28cb\0\u2906"+
"\0\u2941\0\u297c\0\u29b7\0\u29f2\0\u2a2d\0\u2a68\0\261\0\261"+
"\0\u2aa3\0\u2ade\0\u2b19\0\u2b54\0\u17bd\0\u2b8f\0\u2bca\0\354"+
"\0\u2c05\0\u2c40\0\u2c7b\0\u2cb6\0\u2cf1\0\u2d2c\0\u2d67\0\u2da2"+
"\0\u2ddd\0\u2e18\0\u2e53\0\u2e8e\0\u2ec9\0\u2f04\0\u2f3f\0\u2f7a"+
"\0\u2fb5\0\u2ff0\0\u302b\0\u3066\0\u30a1\0\u30dc\0\u3117\0\u3152"+
"\0\u318d\0\u31c8\0\u3203\0\u323e\0\u3279\0\u32b4\0\u32ef\0\u332a"+
"\0\u3365\0\u33a0\0\u33db\0\u3416\0\u3451\0\u348c\0\u34c7\0\u3502"+
"\0\u353d\0\u3578\0\u35b3\0\u35ee\0\u33db\0\u3629\0\u3664\0\u369f"+
"\0\u36da\0\u3715\0\u1270\0\u3750\0\u378b\0\u37c6\0\u3801\0\u383c"+
"\0\u3877";
private static int [] zzUnpackRowMap() {
int [] result = new int[265];
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\4\2\5\1\6\1\7\1\10\1\11\1\12\1\13"+
"\1\14\1\15\1\4\1\16\1\5\1\17\1\20\1\5"+
"\1\6\1\21\1\5\1\22\1\23\1\5\1\24\2\5"+
"\1\4\1\25\1\26\1\27\1\30\1\31\1\32\1\33"+
"\1\34\1\5\1\35\1\36\1\37\1\40\1\41\1\42"+
"\1\43\1\44\1\45\1\46\1\47\1\50\1\51\1\52"+
"\1\53\1\51\1\54\1\55\1\56\1\57\1\60\2\61"+
"\10\62\1\63\62\62\11\64\1\65\61\64\74\0\7\5"+
"\4\0\10\5\1\0\2\5\1\0\2\5\3\0\22\5"+
"\14\0\3\66\1\6\4\66\3\0\1\66\2\67\1\6"+
"\2\66\1\6\2\66\1\70\2\71\1\0\2\72\1\0"+
"\1\66\1\0\22\66\12\0\1\66\2\0\7\5\1\13"+
"\1\14\2\0\10\5\1\0\1\73\1\5\1\0\2\5"+
"\3\0\1\74\7\5\1\75\11\5\15\0\3\5\1\11"+
"\1\5\1\11\1\5\1\13\1\14\2\0\10\5\1\0"+
"\2\5\1\0\2\5\3\0\1\5\1\76\20\5\15\0"+
"\7\5\1\13\1\14\2\0\10\5\1\0\2\5\1\0"+
"\2\5\3\0\22\5\15\0\3\5\1\11\1\5\1\11"+
"\1\5\1\13\1\14\2\0\10\5\1\0\2\5\1\0"+
"\2\5\3\0\22\5\14\0\10\77\1\100\1\77\1\0"+
"\1\101\57\77\11\102\1\103\1\0\1\104\57\102\1\0"+
"\7\5\4\0\10\5\1\0\1\105\1\5\1\0\2\5"+
"\3\0\1\106\7\5\1\107\1\110\10\5\14\0\3\66"+
"\1\111\4\66\3\0\1\66\2\67\1\112\2\113\1\112"+
"\2\66\1\70\2\71\1\0\2\72\1\0\1\66\1\0"+
"\22\66\12\0\1\66\2\0\3\5\1\114\3\5\4\0"+
"\10\5\1\0\2\5\1\0\2\5\3\0\22\5\15\0"+
"\3\5\1\115\3\5\4\0\1\116\7\5\1\0\2\5"+
"\1\0\2\5\3\0\10\5\1\117\1\120\10\5\17\0"+
"\1\70\12\0\1\70\2\0\1\70\52\0\7\5\4\0"+
"\1\121\2\5\1\122\4\5\1\0\2\5\1\0\2\5"+
"\3\0\1\5\1\123\16\5\1\124\1\5\43\0\1\54"+
"\30\0\1\54\12\0\12\25\1\0\60\25\34\0\1\26"+
"\37\0\7\5\4\0\10\5\1\0\2\5\1\0\2\5"+
"\3\0\1\5\1\125\1\5\1\126\1\5\1\127\4\5"+
"\1\130\7\5\15\0\7\5\4\0\10\5\1\0\2\5"+
"\1\0\2\5\3\0\10\5\1\131\11\5\15\0\7\5"+
"\4\0\10\5\1\0\1\132\1\5\1\0\2\5\3\0"+
"\10\5\1\133\1\134\10\5\15\0\4\5\1\135\2\5"+
"\4\0\1\136\7\5\1\0\1\137\1\5\1\0\2\5"+
"\3\0\4\5\1\140\4\5\1\141\5\5\1\142\2\5"+
"\15\0\3\5\1\143\1\144\2\5\4\0\10\5\1\0"+
"\2\5\1\0\2\5\3\0\13\5\1\145\6\5\15\0"+
"\3\5\1\146\1\147\2\5\4\0\10\5\1\0\2\5"+
"\1\0\2\5\3\0\10\5\1\150\11\5\15\0\7\5"+
"\4\0\1\151\7\5\1\0\2\5\1\0\2\5\3\0"+
"\1\152\7\5\1\153\3\5\1\154\2\5\1\155\2\5"+
"\15\0\3\5\1\156\3\5\4\0\10\5\1\0\2\5"+
"\1\0\2\5\3\0\5\5\1\157\1\5\1\160\2\5"+
"\1\161\7\5\15\0\7\5\4\0\6\5\1\162\1\5"+
"\1\0\2\5\1\0\2\5\3\0\1\5\1\163\1\164"+
"\1\165\1\166\7\5\1\167\5\5\15\0\3\5\1\170"+
"\3\5\4\0\10\5\1\0\2\5\1\0\2\5\3\0"+
"\1\171\7\5\1\172\11\5\15\0\7\5\4\0\10\5"+
"\1\0\2\5\1\0\2\5\3\0\11\5\1\173\10\5"+
"\15\0\7\5\4\0\10\5\1\0\2\5\1\0\2\5"+
"\3\0\1\174\10\5\1\105\10\5\15\0\7\5\4\0"+
"\1\175\7\5\1\0\1\137\1\5\1\0\2\5\3\0"+
"\22\5\15\0\7\5\4\0\10\5\1\0\2\5\1\0"+
"\2\5\3\0\17\5\1\176\2\5\15\0\7\5\4\0"+
"\10\5\1\0\1\177\1\5\1\0\2\5\3\0\1\200"+
"\21\5\15\0\7\5\4\0\10\5\1\0\2\5\1\0"+
"\2\5\3\0\1\201\7\5\1\202\11\5\15\0\7\5"+
"\4\0\10\5\1\0\2\5\1\0\2\5\3\0\11\5"+
"\1\154\10\5\74\0\1\54\72\0\2\54\71\0\1\54"+
"\1\0\1\54\75\0\1\51\73\0\1\51\73\0\1\54"+
"\73\0\1\54\2\0\10\62\1\0\62\62\10\0\1\203"+
"\62\0\11\64\1\0\61\64\11\0\1\204\61\0\10\66"+
"\3\0\11\66\1\0\2\66\1\0\2\66\1\0\1\66"+
"\1\0\22\66\12\0\1\66\4\0\1\70\12\0\1\70"+
"\2\0\1\70\3\0\2\205\1\0\2\206\41\0\3\66"+
"\1\207\4\66\3\0\3\66\1\207\2\66\1\207\2\66"+
"\1\0\2\66\1\210\2\66\1\0\1\66\1\0\22\66"+
"\2\0\1\210\7\0\1\66\2\0\7\5\4\0\1\211"+
"\7\5\1\0\2\5\1\0\2\5\3\0\2\5\1\212"+
"\1\5\1\213\5\5\1\214\7\5\15\0\7\5\4\0"+
"\10\5\1\0\2\5\1\0\2\5\3\0\1\5\1\215"+
"\7\5\1\216\4\5\1\217\3\5\15\0\4\5\1\220"+
"\2\5\4\0\10\5\1\0\2\5\1\0\2\5\3\0"+
"\22\5\15\0\7\5\4\0\10\5\1\0\2\5\1\0"+
"\2\5\3\0\3\5\1\221\5\5\1\222\10\5\14\0"+
"\10\77\1\223\1\77\1\0\1\101\57\77\10\0\1\224"+
"\62\0\12\77\1\0\60\77\11\102\1\223\1\0\1\104"+
"\57\102\11\0\1\225\61\0\12\102\1\0\60\102\1\0"+
"\7\5\4\0\10\5\1\0\2\5\1\0\2\5\3\0"+
"\1\5\1\164\20\5\15\0\7\5\4\0\10\5\1\0"+
"\2\5\1\0\2\5\3\0\14\5\1\226\5\5\15\0"+
"\7\5\4\0\10\5\1\0\2\5\1\0\2\5\3\0"+
"\1\5\1\227\5\5\1\230\12\5\15\0\7\5\4\0"+
"\10\5\1\0\2\5\1\0\2\5\3\0\3\5\1\160"+
"\16\5\14\0\3\66\1\111\4\66\3\0\3\66\1\111"+
"\2\66\1\111\2\66\1\70\2\71\1\0\2\72\1\0"+
"\1\66\1\0\22\66\12\0\1\66\1\0\3\66\1\111"+
"\4\66\3\0\1\66\2\67\1\112\2\66\1\112\2\66"+
"\1\70\2\71\1\0\2\72\1\0\1\66\1\0\22\66"+
"\12\0\1\66\1\0\3\66\1\231\4\66\3\0\3\66"+
"\1\231\2\66\3\231\1\0\2\231\1\0\2\66\1\0"+
"\1\66\1\0\1\231\1\66\1\231\2\66\1\231\1\66"+
"\1\231\12\66\12\0\1\66\2\0\7\5\4\0\10\5"+
"\1\0\2\5\1\0\2\5\3\0\1\232\21\5\15\0"+
"\7\5\4\0\10\5\1\0\2\5\1\0\2\5\3\0"+
"\10\5\1\233\11\5\15\0\7\5\4\0\10\5\1\0"+
"\2\5\1\0\2\5\3\0\10\5\1\234\11\5\15\0"+
"\3\5\1\162\3\5\4\0\10\5\1\0\2\5\1\0"+
"\2\5\3\0\22\5\15\0\7\5\4\0\1\235\7\5"+
"\1\0\2\5\1\0\2\5\3\0\1\5\1\236\20\5"+
"\15\0\7\5\4\0\10\5\1\0\2\5\1\0\2\5"+
"\3\0\3\5\1\237\5\5\1\240\10\5\15\0\7\5"+
"\4\0\10\5\1\0\1\241\1\5\1\0\2\5\3\0"+
"\7\5\1\242\12\5\15\0\4\5\1\243\2\5\4\0"+
"\10\5\1\0\2\5\1\0\2\5\3\0\22\5\15\0"+
"\7\5\4\0\10\5\1\0\2\5\1\0\2\5\3\0"+
"\1\244\21\5\15\0\7\5\4\0\10\5\1\0\2\5"+
"\1\0\2\5\3\0\2\5\1\162\17\5\15\0\7\5"+
"\4\0\10\5\1\0\2\5\1\0\2\5\3\0\3\5"+
"\1\245\16\5\15\0\7\5\4\0\10\5\1\0\2\5"+
"\1\0\2\5\3\0\3\5\1\164\16\5\15\0\7\5"+
"\4\0\10\5\1\0\2\5\1\0\2\5\3\0\12\5"+
"\1\246\7\5\15\0\7\5\4\0\10\5\1\0\2\5"+
"\1\0\2\5\3\0\4\5\1\162\15\5\15\0\7\5"+
"\4\0\1\247\5\5\1\162\1\5\1\0\2\5\1\0"+
"\2\5\3\0\22\5\15\0\4\5\1\250\2\5\4\0"+
"\10\5\1\0\2\5\1\0\2\5\3\0\22\5\15\0"+
"\3\5\1\164\3\5\4\0\10\5\1\0\2\5\1\0"+
"\2\5\3\0\7\5\1\160\10\5\1\251\1\5\15\0"+
"\7\5\4\0\10\5\1\0\2\5\1\0\2\5\3\0"+
"\12\5\1\166\1\5\1\164\5\5\15\0\7\5\4\0"+
"\10\5\1\0\2\5\1\0\2\5\3\0\11\5\1\252"+
"\10\5\15\0\7\5\4\0\10\5\1\0\2\5\1\0"+
"\2\5\3\0\4\5\1\253\15\5\15\0\3\5\1\164"+
"\3\5\4\0\10\5\1\0\2\5\1\0\2\5\3\0"+
"\1\254\21\5\15\0\7\5\4\0\10\5\1\0\2\5"+
"\1\0\2\5\3\0\15\5\1\255\4\5\15\0\7\5"+
"\4\0\10\5\1\0\2\5\1\0\2\5\3\0\10\5"+
"\1\256\11\5\15\0\7\5\4\0\10\5\1\0\2\5"+
"\1\0\2\5\3\0\13\5\1\162\6\5\15\0\7\5"+
"\4\0\10\5\1\0\2\5\1\0\2\5\3\0\12\5"+
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"\2\5\15\0\7\5\4\0\10\5\1\0\2\5\1\0"+
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private static int [] zzUnpackTrans() {
int [] result = new int[14514];
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 =
"\3\0\1\11\10\1\1\11\32\1\1\11\3\1\1\11"+
"\4\1\1\11\17\1\1\0\2\1\1\0\76\1\3\0"+
"\1\11\1\1\1\0\12\1\3\11\61\1\2\11\101\1";
private static int [] zzUnpackAttribute() {
int [] result = new int[265];
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[];
/** the textposition at the last accepting state */
private int zzMarkedPos;
/** 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;
/** zzAtEOF == true <=> the scanner is at the EOF */
private boolean zzAtEOF;
/* user code: */
/**
* Constructor. This must be here because JFlex does not generate a
* no-parameter constructor.
*/
public PythonTokenMaker() {
super();
}
/**
* Adds the token specified to the current linked list of tokens.
*
* @param tokenType The token's type.
*/
private void addToken(int tokenType) {
addToken(zzStartRead, zzMarkedPos-1, tokenType);
}
/**
* Adds the token specified to the current linked list of tokens.
*
* @param tokenType The token's type.
*/
private void addToken(int start, int end, int tokenType) {
int so = start + offsetShift;
addToken(zzBuffer, start,end, tokenType, so);
}
/**
* Adds the token specified to the current linked list of tokens.
*
* @param array The character array.
* @param start The starting offset in the array.
* @param end The ending offset in the array.
* @param tokenType The token's type.
* @param startOffset The offset in the document at which this token
* occurs.
*/
@Override
public void addToken(char[] array, int start, int end, int tokenType, int startOffset) {
super.addToken(array, start,end, tokenType, startOffset);
zzStartRead = zzMarkedPos;
}
/**
* {@inheritDoc}
*/
@Override
public String[] getLineCommentStartAndEnd(int languageIndex) {
return new String[] { "#", null };
}
/**
* Returns the first token in the linked list of tokens generated
* from <code>text</code>. This method must be implemented by
* subclasses so they can correctly implement syntax highlighting.
*
* @param text The text from which to get tokens.
* @param initialTokenType The token type we should start with.
* @param startOffset The offset into the document at which
* <code>text</code> starts.
* @return The first <code>Token</code> in a linked list representing
* the syntax highlighted text.
*/
public Token getTokenList(Segment text, int initialTokenType, int startOffset) {
resetTokenList();
this.offsetShift = -text.offset + startOffset;
// Start off in the proper state.
int state = Token.NULL;
switch (initialTokenType) {
case Token.LITERAL_STRING_DOUBLE_QUOTE:
state = LONG_STRING_2;
break;
case Token.LITERAL_CHAR:
state = LONG_STRING_1;
break;
default:
state = Token.NULL;
}
s = text;
try {
yyreset(zzReader);
yybegin(state);
return yylex();
} catch (IOException ioe) {
ioe.printStackTrace();
return new TokenImpl();
}
}
/**
* 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>YY_INITIAL</tt>.
*
* @param reader the new input stream
*/
public final void yyreset(java.io.Reader reader) throws java.io.IOException {
// 's' has been updated.
zzBuffer = s.array;
/*
* We replaced the line below with the two below it because zzRefill
* no longer "refills" the buffer (since the way we do it, it's always
* "full" the first time through, since it points to the segment's
* array). So, we assign zzEndRead here.
*/
//zzStartRead = zzEndRead = s.offset;
zzStartRead = s.offset;
zzEndRead = zzStartRead + s.count - 1;
zzCurrentPos = zzMarkedPos = s.offset;
zzLexicalState = YYINITIAL;
zzReader = reader;
zzAtEOF = false;
}
/**
* Refills the input buffer.
*
* @return <code>true</code> if EOF was reached, otherwise
* <code>false</code>.
* @exception IOException if any I/O-Error occurs.
*/
private boolean zzRefill() throws java.io.IOException {
return zzCurrentPos>=s.offset+s.count;
}
/**
* 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 PythonTokenMaker(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 PythonTokenMaker(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 < 168) {
int count = packed.charAt(i++);
char value = packed.charAt(i++);
do map[j++] = value; while (--count > 0);
}
return map;
}
/**
* 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();
}
/**
* Returns the current lexical state.
*/
public final int yystate() {
return zzLexicalState;
}
/**
* Enters a new lexical state
*
* @param newState the new lexical state
*/
@Override
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;
}
/**
* 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 org.fife.ui.rsyntaxtextarea.Token yylex() throws java.io.IOException {
int zzInput;
int zzAction;
// cached fields:
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;
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 {
// store back cached positions
zzCurrentPos = zzCurrentPosL;
zzMarkedPos = zzMarkedPosL;
boolean eof = zzRefill();
// get translated positions and possibly new buffer
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;
}
}
}
// store back cached position
zzMarkedPos = zzMarkedPosL;
switch (zzAction < 0 ? zzAction : ZZ_ACTION[zzAction]) {
case 5:
{ addNullToken(); return firstToken;
}
case 20: break;
case 10:
{ addToken(Token.LITERAL_CHAR);
}
case 21: break;
case 8:
{ addToken(Token.WHITESPACE);
}
case 22: break;
case 12:
{ addToken(Token.LITERAL_NUMBER_FLOAT);
}
case 23: break;
case 13:
{ addToken(Token.RESERVED_WORD);
}
case 24: break;
case 9:
{ addToken(Token.SEPARATOR);
}
case 25: break;
case 15:
{ yybegin(LONG_STRING_1); addToken(Token.LITERAL_CHAR);
}
case 26: break;
case 2:
{ addToken(Token.IDENTIFIER);
}
case 27: break;
case 14:
{ addToken(Token.FUNCTION);
}
case 28: break;
case 1:
{ addToken(Token.ERROR_IDENTIFIER);
}
case 29: break;
case 17:
{ addToken(Token.DATA_TYPE);
}
case 30: break;
case 4:
{ addToken(Token.LITERAL_STRING_DOUBLE_QUOTE);
}
case 31: break;
case 7:
{ addToken(Token.COMMENT_EOL);
}
case 32: break;
case 11:
{ addToken(Token.ERROR_NUMBER_FORMAT);
}
case 33: break;
case 3:
{ addToken(Token.LITERAL_NUMBER_DECIMAL_INT);
}
case 34: break;
case 6:
{ addToken(Token.OPERATOR);
}
case 35: break;
case 19:
{ yybegin(YYINITIAL); addToken(Token.LITERAL_STRING_DOUBLE_QUOTE);
}
case 36: break;
case 16:
{ yybegin(LONG_STRING_2); addToken(Token.LITERAL_STRING_DOUBLE_QUOTE);
}
case 37: break;
case 18:
{ yybegin(YYINITIAL); addToken(Token.LITERAL_CHAR);
}
case 38: break;
default:
if (zzInput == YYEOF && zzStartRead == zzCurrentPos) {
zzAtEOF = true;
switch (zzLexicalState) {
case YYINITIAL: {
addNullToken(); return firstToken;
}
case 266: break;
case LONG_STRING_2: {
if (firstToken==null) {
addToken(Token.LITERAL_STRING_DOUBLE_QUOTE);
}
return firstToken;
}
case 267: break;
case LONG_STRING_1: {
if (firstToken==null) {
addToken(Token.LITERAL_CHAR);
}
return firstToken;
}
case 268: break;
default:
return null;
}
}
else {
zzScanError(ZZ_NO_MATCH);
}
}
}
}
}