Method isUnicodeLetter

output/java8/1.4.13/STLexer.java:635–637

(char c)

    }

    public static boolean isUnicodeLetter(char c) {
        return c >='a' && c <='f' || c >='A' && c <='F' || c >='0' && c <='9';
    }

    public Token newToken(int ttype) {
        STToken t = new STToken(input, ttype, startCharIndex, input.index() -1);