val outputClassFilename
        get() = "$outputClassName.class"
}


class PackagePatterns(givenPrefixes: Set<String>) {

    private
    val prefixes: MutableSet<String> = hashSetOf()

    private
    val names: MutableSet<String> = hashSetOf()

    init {
        givenPrefixes.map { it.replace('.', '/') }.forEach { internalName ->
            names.add(internalName)
            prefixes.add("$internalName/")
        }