ZIO learning - ensuring finalization is run / published by https://github.com/dacr/code-examples-manager #140b1a02-f594-4723-aa75-43f3173d2e88/d2c27889ac5ed7f34ea4455b51905ff9d828f791

zio-learning-8-resource-0-ensuring.sc

// summary : ZIO learning - ensuring finalization is run
// keywords : scala, zio, learning, pure-functional, ensuring, finalizer, @testable
// publish : gist
// authors : David Crosson
// license : Apache License Version 2.0 (https://www.apache.org/licenses/LICENSE-2.0.txt)
// id : 140b1a02-f594-4723-aa75-43f3173d2e88
// created-on : 2021-04-06T11:07:45+02:00
// managed-by : https://github.com/dacr/code-examples-manager
// run-with : scala-cli $file

// ---------------------
//> using scala "3.4.2"
//> using dep "dev.zio::zio:2.0.13"
//> using dep "fr.janalyse::zio-worksheet:2.0.13.0"
// ---------------------

/*
 inspired from
   - [John A De Goes - ZIO: Next-Generation Effects in Scala](https://www.youtube.com/watch?v=mkSHhsJXjdc)
   - +24:30
 */

import zio.*, zio.worksheet.*
import java.nio.file.{Files, Path}

val path  = Path.of("/tmp", "truc")
val logic =
  ZIO
    .attempt(Files.createFile(path))
    .ensuring(ZIO.attempt(Files.delete(path)).catchAll(ex => ZIO.logError(ex.getMessage)))
    .ensuring(ZIO.logInfo("everything's completed"))

// -------------------------------------------------------------
logic.unsafeRun