for _, path := range paths {
		if !file.Exists(path) {
			log.Infof("file watcher skipping watch on non-existent path: %v", path)
			continue
		}
		if err := watcher.Add(path); err != nil {
			if closeErr := watcher.Close(); closeErr != nil {
				err = fmt.Errorf("%s: %w", closeErr.Error(), err)
			}
			return nil, err
		}
	}

	return &Watcher{
		watcher: watcher,
		Events:  fileModified,

        return Arrays.stream(values).map(s -> {
            final Matcher matcher = VERSION_PREFIX_PATTERN.matcher(s);
            if (!matcher.matches()) {
                return s;
            }
            final int v = Integer.parseInt(matcher.group(1));
            if ("-".equals(matcher.group(2))) {
                if (version >= v) {
                    return matcher.group(3);
                }
            } else if (v == version) {

        }
        final Matcher matcher = regexPattern.matcher(input);
        if (matcher.find()) {
            if (pathMapperFunc == null) {
                final String replacement = StringUtil.isNotBlank(getReplacement()) ? getReplacement() : StringUtil.EMPTY;
                pathMapperFunc = pathMappingHelper.createPathMatcher(matcher, replacement);
            }
            try {

        Matcher matcher = linkPattern.matcher(line);
        while (matcher.find()) {
            MatchResult xrefMatcher = matcher.toMatchResult();
            String link = xrefMatcher.group(1);
            if (link.contains("#")) {
                Matcher linkMatcher = linkWithHashPattern.matcher(link);
                if (linkMatcher.matches()) {

  public int countIn(int reps) {
    int result = 0;
    CharMatcher matcher = this.matcher;
    String teststring = this.teststring;
    for (int i = 0; i < reps; i++) {
      result += matcher.countIn(teststring);
    }
    return result;
  }

  @Benchmark
  public int collapseFrom(int reps) {
    int result = 0;
    CharMatcher matcher = this.matcher;
    String teststring = this.teststring;

                return false;
            }
            i++;
            cpos++;
        }
        return true;
    }

    public boolean lookingAt(Pattern pattern) {
        Matcher m = pattern.matcher(input);
        m.region(pos, input.length());
        return m.lookingAt();
    }

    public String region() {
        return input.substring(markPos, pos);
    }

    /**

final class Platform {
  static CharMatcher precomputeCharMatcher(CharMatcher matcher) {
    // CharMatcher.precomputed() produces CharMatchers that are maybe a little
    // faster (and that's debatable), but definitely more memory-hungry. We're
    // choosing to turn .precomputed() into a no-op in GWT, because it doesn't
    // seem to be a worthwhile tradeoff in a browser.
    return matcher;
  }

  static String formatCompact4Digits(double value) {

    }

    public BiFunction<String, Matcher, String> createPathMatcher(final Matcher matcher, final String replacement) { // for PathMapping
        if (FUNCTION_ENCODEURL_MATCHER.equals(replacement)) {
            return (u, m) -> DocumentUtil.encodeUrl(u);
        }
        if (!replacement.startsWith(GROOVY_MATCHER)) {
            return (u, m) -> m.replaceAll(replacement);
        }

 * under the License.
 */
package org.apache.maven.project;

import org.hamcrest.BaseMatcher;
import org.hamcrest.Description;
import org.hamcrest.Matcher;

import static java.util.stream.Collectors.joining;

/**
 * Hamcrest matcher to help create fluent assertions about {@link ProjectBuildingResult} instances.
 */
class ProjectBuildingResultWithLocationMatcher extends BaseMatcher<ProjectBuildingResult> {

        final Matcher matcher = pattern.matcher(value);
        while (matcher.find()) {
            final String key = matcher.group(2);
            String replacement = System.getProperty(key);
            if (replacement == null) {
                replacement = matcher.group(1);
            }