actual object Base64Factory {
    actual fun createEncoder(): Base64Encoder = JsBase64Encoder
}

object JsBase64Encoder : Base64Encoder {
    override fun encode(src: ByteArray): ByteArray {
        val string = src.decodeToString()
        val encodedString = window.btoa(string)
        return encodedString.encodeToByteArray()
    }

        val output = ByteArrayOutputStream()
        try {
            runDistributionBuild(checkoutDir, output)
        } catch (e: Exception) {
            val outputString = output.toByteArray().decodeToString()
            if (failedBecauseOldWrapperMissing(outputString)) {
                val expectedWrapperVersion = oldWrapperMissingErrorRegex.find(outputString)!!.groups[1]!!.value