}

	go func() {
		cache.purge()
	}()
	return cache
}

func moduleNameFromURL(fullURLStr string) string {
	if strings.HasPrefix(fullURLStr, ociURLPrefix) {
		if tag, err := name.ParseReference(fullURLStr[len(ociURLPrefix):]); err == nil {
			// remove tag or sha
			return ociURLPrefix + tag.Context().Name()
		}
	}
	return fullURLStr
}