import io.gatling.recorder.GatlingRecorder
import io.gatling.recorder.config.RecorderPropertiesBuilder

object Recorder extends App {

  val props = new RecorderPropertiesBuilder()
    .simulationsFolder(IDEPathHelper.recorderSimulationsDirectory.toString)
    .simulationPackage("com.proj")
    .resourcesFolder(IDEPathHelper.resourcesDirectory.toString)

  GatlingRecorder.fromMap(props.build, Some(IDEPathHelper.recorderConfigFile))
}

"C:\Program Files\Java\jdk1.8.0_212\bin\java.exe" Recorder
Exception in thread "main" java.lang.ExceptionInInitializerError
  at Recorder$.delayedEndpoint$Recorder$1(Recorder.scala:7)
  at Recorder$delayedInit$body.apply(Recorder.scala:4)
  at scala.Function0.apply$mcV$sp(Function0.scala:39)
  at scala.Function0.apply$mcV$sp$(Function0.scala:39)
  at scala.runtime.AbstractFunction0.apply$mcV$sp(AbstractFunction0.scala:17)
  at scala.App.$anonfun$main$1$adapted(App.scala:80)
  at scala.collection.immutable.List.foreach(List.scala:392)
  at scala.App.main(App.scala:80)
  at scala.App.main$(App.scala:78)
  at Recorder$.main(Recorder.scala:4)
  at Recorder.main(Recorder.scala)
Caused by: java.lang.NullPointerException
  at io.gatling.commons.util.PathHelper$.url2path(PathHelper.scala:34)
  at IDEPathHelper$.<init>(IDEPathHelper.scala:7)
  at IDEPathHelper$.<clinit>(IDEPathHelper.scala)
  ... 11 more

Process finished with exit code 1