private
val slashOrDollar = Regex("[/$]")


// visible for testing
fun kotlinSourceNameOf(classFilePath: String): String =
    classFilePath
        .removeSuffix(CLASS_FILE_EXTENSION)
        .removeSuffix("Kt")
        .replace(slashOrDollar, ".")


// visible for testing
fun classFilePathCandidatesFor(sourceName: String): Sequence<String> =
    sourceName.replace(".", "/").let { path ->

            if (!cacheDirName.startsWith(dirPrefix) || !cacheDirName.endsWith(dirSuffix)) {
                continue
            }
            val dirVersion = cacheDirName.removePrefix(dirPrefix).removeSuffix(dirSuffix)
            if (!dirVersion.matches(dirVersionPattern)) {
                continue
            }

            val cacheVersion =
                try {

 * instances; this makes it clear which is which.
 */
@JvmField
internal val okHttpName: String =
  OkHttpClient::class.java.name
    .removePrefix("okhttp3.")