private boolean scanSeparator() {
        switch(currentChar) {
        case '/':
            divStart = sourceFile.getCurrentLine();
            takeIt();
            divFinish = sourceFile.getCurrentLine();
            if(currentChar == '/')
                singleLineComment();
            else if(currentChar == '*')
                multiLineComment();
            else
                return true;  // is division / operator
            break;

        case ' ': case '\n': case '\r': case '\t':
            takeIt();
            break;
        }
        return false;
    }