registration.addProvider(new ServiceRegistrationProvider() {
            public void configure(ServiceRegistration serviceRegistration, StartParameter startParameter) {
                if (startParameter.isProfile()) {
                    serviceRegistration.add(BuildProfile.class);
                    serviceRegistration.add(ReportGeneratingProfileListener.class);
                    serviceRegistration.add(ProfileCoordinator.class);

func walkDir(path string) {
	filepath.WalkDir(path, visitFile)
}

func visitFile(path string, f fs.DirEntry, err error) error {
	if err == nil && isGoFile(f) {
		err = processFile(path, false)
	}
	if err != nil {
		report(err)
	}
	return nil
}

func isGoFile(f fs.DirEntry) bool {
	// ignore non-Go files
	name := f.Name()
	return !f.IsDir() && !strings.HasPrefix(name, ".") && strings.HasSuffix(name, ".go")

	defer close(filenames)

	handleFile := func(filename string, d fs.DirEntry, err error) error {
		if err != nil {
			t.Error(err)
			return nil
		}
		// don't descend into testdata directories
		if isGoFile(d) && !strings.Contains(filepath.ToSlash(filename), "/testdata/") {
			filenames <- filename
			nfiles++
		}
		return nil
	}

	// test Go files provided via -files, if any
	if *files != "" {