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|
class L extends Lexer;
options {
// Allow any char but \uFFFF (16 bit -1)
charVocabulary='\u0000'..'\uFFFE';
}
{
private static boolean done = false;
public void uponEOF() throws TokenStreamException, CharStreamException {
done=true;
}
public static void main(String[] args) throws Exception {
L lexer = new L(System.in);
while ( !done ) {
Token t = lexer.nextToken();
System.out.println("Token: "+t);
}
}
}
ID : ID_START_LETTER ( ID_LETTER )*
;
WS : (' '|'\n') {$setType(Token.SKIP);}
;
protected
ID_START_LETTER
: '$'
| '_'
| 'a'..'z'
| '\u0080'..'\ufffe'
;
protected
ID_LETTER
: ID_START_LETTER
| '0'..'9'
;
|
