return null;
            }
            final Matcher matcher = Pattern.compile(pattern, Pattern.CASE_INSENSITIVE | Pattern.UNICODE_CASE).matcher(value);
            final StringBuffer buf = new StringBuffer(value.length() + 100);
            while (matcher.find()) {
                matcher.appendReplacement(buf, Matcher.quoteReplacement(highlightTagPre + matcher.group(0) + highlightTagPost));
            }

        if (elasticsearch == null) {
            throw new IllegalStateException("Elasticsearch version is missing from properties.");
        }
        if (elasticsearch.matches("[0-9]+\\.[0-9]+\\.[0-9]+") == false) {
            throw new IllegalStateException(
                    "Expected elasticsearch version to be numbers only of the form  X.Y.Z but it was: " +
                            elasticsearch

 */
package okhttp3.compare

import assertk.assertThat
import assertk.assertions.isEqualTo
import assertk.assertions.isNotNull
import assertk.assertions.isNull
import assertk.assertions.matches
import java.net.http.HttpClient
import java.net.http.HttpClient.Redirect.NORMAL
import java.net.http.HttpRequest
import java.net.http.HttpResponse.BodyHandlers
import mockwebserver3.MockResponse

        private String provides;

        private ExactMatcher(String provides) {
            this.provides = provides;
        }

        @Override
        public boolean matches(String requirement) {
            return provides.equalsIgnoreCase(requirement);
        }

        @Override
        public String toString() {
            return provides;
        }
    }

        private void body(Snippet snippet, boolean inSetup) {
            parse("$snippet", snippet.contents, SYNTAX) { matcher, last ->
                if (matcher.group("comment") != null) {
                    // Comment
                    return
                }
                String yamlRequest = matcher.group("yaml");
                if (yamlRequest != null) {
                    current.println(yamlRequest)

   * https://cs.android.com/android/platform/superproject/+/android-2.3.7_r1:libcore/luni/src/main/java/java/util/regex/Matcher.java;l=550;drc=5850271b4ab93ebc27c1d49169a348c6be3c7f04
   */
  private static MatchResult createMatchResult() {
    Matcher matcher = Pattern.compile(".").matcher("X");
    matcher.find();
    return matcher.toMatchResult();
  }

  private static final ClassToInstanceMap<Object> DEFAULTS =

            return check(protocols, value);
        }
        return true;
    }

    /**
     * Checks if the given value matches any of the specified protocols.
     *
     * @param protocols the allowed protocols
     * @param value the URI string to validate
     * @return true if the value matches allowed protocols, false otherwise
     */
    protected static boolean check(final String[] protocols, final String value) {

        final Set<String> missingClasses = new TreeSet<>();
        Matcher missingMatcher = MISSING_CLASS_PATTERN.matcher(forbiddenApisOutput);
        while (missingMatcher.find()) {
            missingClasses.add(missingMatcher.group(1));
        }

        final Set<String> violationsClasses = new TreeSet<>();
        Matcher violationMatcher = VIOLATION_PATTERN.matcher(forbiddenApisOutput);
        while (violationMatcher.find()) {

    complex.
  - Whether this vulnerability is public or known to third parties. If it is,
    please provide details.

We will try to fix the problems as soon as possible. Vulnerabilities will, in
general, be batched to be fixed at the same time as a quarterly release. We
credit reporters for identifying security issues, although we keep your name
confidential if you request it. Please see Google Bug Hunters program website

            final java.util.regex.Matcher m = p.matcher(stripCodeFences(json));
            if (m.find()) {
                final String arrayContent = m.group(1);
                return Arrays.stream(arrayContent.split(","))
                        .map(String::trim)
                        .filter(s -> s.matches("\\d+"))
                        .map(Integer::parseInt)