ZIO simplified unsafeRun suggested by @adamfraser / published by https://github.com/dacr/code-examples-manager #4e20b965-f188-46a6-ad9d-d043edd1cd05/9908496672514b54264203497bfd7368de1185a9

zio-unsaferun-2-simplified.sc

// summary : ZIO simplified unsafeRun suggested by @adamfraser
// keywords : scala, zio, unsafeRun
// publish : gist
// authors : Adam Fraser
// license : Apache NON-AI License Version 2.0 (https://raw.githubusercontent.com/non-ai-licenses/non-ai-licenses/main/NON-AI-APACHE2)
// id : 4e20b965-f188-46a6-ad9d-d043edd1cd05
// created-on : 2022-06-25T23:48:21+02:00
// managed-by : https://github.com/dacr/code-examples-manager
// run-with : scala-cli $file

// ---------------------
//> using scala  "3.2.2"
//> using dep "dev.zio::zio:2.0.13"
// ---------------------

import zio.*

// --------------------------------------------
implicit class RunSyntax[A](io: ZIO[Any, Any, A]) {
  def unsafeRun: A =
    Unsafe.unsafe { implicit u =>
      Runtime.default.unsafe.run(io).getOrThrowFiberFailure()
    }
}

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

val app = Console.printLine("Hello world !")
app.unsafeRun