code: private static String cleanLine(String line) {
          return line.replace("/**", EMPTY_STRING).replace("/*", EMPTY_STRING)
                  .replace("*", EMPTY_STRING).replace("#", EMPTY_STRING)
                  .replace("/", EMPTY_STRING).replace("\\t", EMPTY_STRING)
                  .replace("\\n", EMPTY_STRING).trim();
      }
docs: /* --- Private methods ---