kt2ts2.kt - minor style refactor

modules/events-library/src/jvmMain/kotlin/dev/adamko/kafkatorio/schema/kt2ts2.kt

@@ -19,6 +19,7 @@ import org.intellij.lang.annotations.Language
 
 
 fun main(args: Array<String>) {
+  val outputFilename = args.firstOrNull()
 
   val config = KxsTsConfig(
     typeAliasTyping = BrandTyping
@@ -56,14 +57,13 @@ fun main(args: Array<String>) {
 
   val definitions = gen2.generate(
     KafkatorioPacket.serializer(),
-//    KafkatorioKeyedPacketKey2.serializer(),
   )
 
 
-  when (val filename = args.firstOrNull()) {
+  when (outputFilename) {
     null -> println(definitions)
     else -> {
-      val outPath = Path(filename)
+      val outPath = Path(outputFilename)
       outPath.createDirectories()
       val outFile = outPath.resolve("kafkatorio-schema.ts").toFile()
       outFile.printWriter().use {