ZIO learning - playing with nio - list files / published by https://github.com/dacr/code-examples-manager #f9294fae-cc2e-4c4d-a8fb-6623e8857abb/b7988aef5d4854e854d30dc9c45586cc4504b186

zio-learning-nio-3-file-list.sc

// summary : ZIO learning - playing with nio - list files
// keywords : scala, zio, learning, nio, file, stream, sink, pure-functional, @testable
// publish : gist
// authors : David Crosson
// license : Apache NON-AI License Version 2.0 (https://raw.githubusercontent.com/non-ai-licenses/non-ai-licenses/main/NON-AI-APACHE2)
// id : f9294fae-cc2e-4c4d-a8fb-6623e8857abb
// created-on : 2021-04-06T17:34:35Z
// managed-by : https://github.com/dacr/code-examples-manager
// run-with : scala-cli $file

// ---------------------
//> using scala "3.4.2"
//> using dep "dev.zio::zio-nio:2.0.1"
// ---------------------

import zio.*
import zio.stream.*
import zio.nio.file.*

object App extends ZIOAppDefault {

  val filesStream = for {
    file <- Files.list(Path("/tmp"))
  } yield file

  // val logic = filesStream.foreach(f => putStrLn(f.toString()))

  val logic = for {
    result <- filesStream.run(ZSink.collectAll)
    _      <- Console.printLine(result.mkString("\n"))
  } yield ()

  override def run = logic
}

// -------------------------------------------------------------

App.main(Array.empty)