}
  }
  return startIndex
}

/** Equivalent to `string.substring(startIndex, endIndex).trim()`. */
fun String.trimSubstring(
  startIndex: Int = 0,
  endIndex: Int = length,
): String {
  val start = indexOfFirstNonAsciiWhitespace(startIndex, endIndex)
  val end = indexOfLastNonAsciiWhitespace(start, endIndex)
  return substring(start, end)
}

/**

                    reading = transliterator.transliterate(reading);

                    final int pos = text.indexOf(term, offset);
                    if (pos > 0) {
                        final String tmp = text.substring(offset, pos);
                        readingBuf.append(transliterator.transliterate(tmp));
                        offset = pos;
                    } else if (pos == -1) {
                        continue;

        while (!source.exhausted()) {
          var rule: ByteString = source.readUtf8LineStrict().toRule() ?: continue

          if (rule.startsWith(EXCEPTION_RULE_MARKER)) {
            rule = rule.substring(1)
            // We use '\n' for end of value.
            totalExceptionRuleBytes += rule.size + 1
            sortedExceptionRules.add(rule)
          } else {

    @Override
    public void startProcessChildren(Artifact artifact) {
        indent += "  ";
    }

    @Override
    public void endProcessChildren(Artifact artifact) {
        indent = indent.substring(2);
    }

    @Override
    public void includeArtifact(Artifact artifact) {
        logger.debug(indent + artifact + " (selected for " + artifact.getScope() + ")");
    }

    @Override

        for (final Map.Entry<String, String> entry : paramMap.entrySet()) {
            final String key = entry.getKey();
            if (key.startsWith(CRAWLER_PARAM_PREFIX)) {
                factoryParamMap.put(key.substring(CRAWLER_PARAM_PREFIX.length()), entry.getValue());
            }
        }

        // user agent
        final String userAgent = paramMap.get(CRAWLER_USERAGENT);
        if (StringUtil.isNotBlank(userAgent)) {

        if (ipString == null) {
          return null;
        }
      }
      if (percentIndex != -1) {
        if (scope != null) {
          scope.scope = ipString.substring(percentIndex + 1);
        }
        ipString = ipString.substring(0, percentIndex);
      }
      return textToNumericFormatV6(ipString);
    } else if (hasDot) {
      if (percentIndex != -1) {

                    final URL warUrl = URLUtil.create(zipUrl, "../..");
                    final String path = warUrl.getPath();
                    zipUrl = FileUtil.toURL(new File(path.substring(0, path.length() - 1)));
                    prefix = zipUrlString.substring(warUrl.toExternalForm().length());
                    loadFromZip(zipUrl);
                }
            }

            this.rootPackage = rootPackage;

        final String[] ret = new String[2];
        final int i = className.lastIndexOf('.');
        if (i > 0) {
            ret[0] = className.substring(0, i);
            ret[1] = className.substring(i + 1);
        } else {
            ret[1] = className;
        }
        return ret;
    }

    /**

        if (StringUtil.isBlank(path)) {
            return false;
        }

        try {
            final int pos = path.indexOf('/', 6);
            final URI uri = new URI(pos == -1 ? path : path.substring(0, pos));
            if (!"ftp".equals(uri.getScheme()) || (StringUtil.isNotBlank(server) && !server.equals(uri.getHost()))) {
                return false;
            }
            int p = uri.getPort();

        }

        String subContent;
        if (content.length() < maxWidth * 2) {
            subContent = content;
        } else {
            subContent = content.substring(0, maxWidth * 2);
        }

        final int[] spaceChars = getSpaceChars();
        try (final Reader reader = new StringReader(subContent)) {