assertFalse(matcher.matches(s.charAt(0)));
    assertFalse(matcher.apply(s.charAt(0)));
    assertFalse(matcher.test(s.charAt(0)));
    assertEquals(-1, matcher.indexIn(s));
    assertEquals(-1, matcher.indexIn(s, 0));
    assertEquals(-1, matcher.indexIn(s, 1));
    assertEquals(-1, matcher.lastIndexIn(s));
    assertFalse(matcher.matchesAnyOf(s));
    assertFalse(matcher.matchesAllOf(s));

        RequirementMatcher matcher;
        matcher = RequirementMatcherFactory.createVersionMatcher("1.5.2");
        assertFalse(matcher.matches("1.5"));
        assertTrue(matcher.matches("1.5.2"));
        assertFalse(matcher.matches("[1.4,1.5)"));
        assertFalse(matcher.matches("[1.5,1.5.2)"));
        assertFalse(matcher.matches("(1.5.2,1.6)"));
        assertTrue(matcher.matches("(1.4,1.5.2]"));

            final Matcher matcher = pattern.matcher(v.trim());
            if (matcher.matches()) {
                final PrunedTag tag = new PrunedTag(matcher.group(1));
                if (matcher.group(2) != null) {
                    final String attrPair = matcher.group(2).substring(1, matcher.group(2).length() - 1);

    void oidFormat() {
        assertAll(() -> assertTrue(OID_PATTERN.matcher(SpnegoConstants.SPNEGO_MECHANISM).matches(), "Invalid OID: SPNEGO_MECHANISM"),
                () -> assertTrue(OID_PATTERN.matcher(SpnegoConstants.KERBEROS_MECHANISM).matches(), "Invalid OID: KERBEROS_MECHANISM"),
                () -> assertTrue(OID_PATTERN.matcher(SpnegoConstants.LEGACY_KERBEROS_MECHANISM).matches(),
                        "Invalid OID: LEGACY_KERBEROS_MECHANISM"),

    }

    /**
     * Creates a path matcher function for path mapping.
     *
     * @param matcher the regex matcher
     * @param replacement the replacement string
     * @return the path matcher function
     */
    public BiFunction<String, Matcher, String> createPathMatcher(final Matcher matcher, final String replacement) { // for PathMapping

    // filter flags

    /**
     * Any file name change in the watched directory or subtree causes a change notification wait operation to return.
     * Changes include renaming, creating, or deleting a file.
     */
    int FILE_NOTIFY_CHANGE_FILE_NAME = 0x00000001;

    /**
     * Any directory-name change in the watched directory or subtree causes a change notification wait operation to

      expectFailure(platformMatches(LOOM_PROPERTY))
    }

    private fun expectFailure(
      versionMatcher: Matcher<out Any>,
      failureMatcher: Matcher<out Any> = anything(),
    ) {
      versionChecks.add(Pair(versionMatcher, failureMatcher))
    }

    fun platformMatches(platform: String): Matcher<Any> =
      object : BaseMatcher<Any>() {
        override fun describeTo(description: Description) {

            throw new IllegalArgumentException("Path exceeds maximum length: " + path.length());
        }
        if (PATH_TRAVERSAL.matcher(path).find()) {
            throw new IllegalArgumentException("Path contains directory traversal sequences: " + path);
        }
        if (INVALID_PATH_CHARS.matcher(path).find()) {
            throw new IllegalArgumentException("Path contains invalid characters: " + path);
        }
    }

ectedNodeName","pattern","operator","check","result","what","_argument","simple","forward","ofType","_context","xml","outerCache","nodeIndex","start","parent","useCache","diff","firstChild","lastChild","pseudo","args","setFilters","idx","matched","not","matcher","compile","unmatched","has","lang","elemLang","hash","location","root","focus","activeElement","err","safeActiveElement","hasFocus","href","tabIndex","enabled","checked","selected","selectedIndex","empty","nextSibling","header","button",...

import com.google.common.annotations.GwtCompatible;

/**
 * The subset of the {@link java.util.regex.Matcher} API which is used by this package, and also
 * shared with the {@code re2j} library. For internal use only. Please refer to the {@code Matcher}
 * javadoc for details.
 */
@GwtCompatible
abstract class CommonMatcher {
  public abstract boolean matches();

  public abstract boolean find();

  public abstract boolean find(int index);