Various file and path helper functions / published by https://github.com/dacr/code-examples-manager #0c93e52d-b966-44cd-8cec-51c26893bb73/57fe5dfa1d032572498ff459c4cce13dcc26140d

file-path-tools.sc

// summary : Various file and path helper functions
// keywords : scala, functions, file, path, @testable
// publish : gist
// authors : David Crosson
// license : Apache License Version 2.0 (https://www.apache.org/licenses/LICENSE-2.0.txt)
// id : 0c93e52d-b966-44cd-8cec-51c26893bb73
// created-on : 2021-03-05T17:40:29Z
// managed-by : https://github.com/dacr/code-examples-manager
// run-with : scala-cli $file

// ---------------------
//> using scala "3.4.2"
//> using dep "org.scalatest::scalatest:3.2.16"
//> using objectWrapper
// ---------------------

import org.scalatest.*, flatspec.*, matchers.*
import java.nio.file.*

def basename(filename:String):String = {
  filename
    .split("[/](?=[^/]*$)", 2)
    .last
    .split("[.]",2)
    .head
}

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

class FilePathToolsTest extends AnyFlatSpec with should.Matchers {
  override def suiteName = "FilePathToolsTest"

  "basename" should "only provide the filename" in {
    basename("toto.tmp") shouldBe "toto"
    basename("http://truc:80/muche/image.png") shouldBe "image"
    basename("/var/tmp/Abc.file") shouldBe "Abc"
    basename("/var/tmp/Abc") shouldBe "Abc"
    basename("/var/tmp/Abc.") shouldBe "Abc"
    basename("toto") shouldBe "toto"
    basename(".tmp") shouldBe ""
    basename("") shouldBe ""
  }

  "nio.path" should "provide easy API to deal with files" in {
    Path.of("/tmp/truc/toto.truc").toString shouldBe "/tmp/truc/toto.truc"
    Path.of("/tmp/truc/toto.truc").getFileName.toString shouldBe "toto.truc"
    Path.of("/tmp/truc/toto.truc").getParent.toString shouldBe "/tmp/truc"
    Path.of("/tmp/truc/toto.truc").isAbsolute shouldBe true
    Path.of("/tmp/truc/toto.truc").endsWith("toto.truc") shouldBe true
    Path.of("/tmp/truc/toto.truc").endsWith(".truc") shouldBe false
    Path.of("/tmp/truc/").endsWith("truc") shouldBe true
  }

}

org.scalatest.tools.Runner.main(Array("-oDF", "-s", classOf[FilePathToolsTest].getName))