data class Progress(val progress: Int, val max: Int)

lateinit

var

val

companion object

fun foo(callback){
  GlobalScope.launch {
    val x = async {//}.await()
    callback(x)
  }
}

//Test
@Test
`test that we can test`(){
   //i should be able to test that callback is called with value x
}

class Test{}
 class Another {
   fun <E: Any> test2(test: E) = test.test()
   fun <E: Any> E.test() = 
     println(javaClass.simpleName)
 }
 Another().test2(
   Test()
 )

prints Test

class Test{}
 class Another {
   fun <E: Any> test2(test: E) = test.test()
   fun <E: Any> E.test() = 
     println(this.javaClass.simpleName)
 }
 Another().test2(
   Test()
 )

prints Test

CharArray

IntArray

.let{ ints -> CharArray(ints.size){ints[it].toChar()}

fun foo(): Observable<Result<String, String>> =
    Observable.just(Success(""))
        .onErrorResumeNext { t: Throwable -> Failure("") } // Type mismatch: inferred type is Observable<Result.Success<String>!>! but Observable<Result<String, String>> was expected

// where:

sealed class Result<out T, out E> {
    data class Success<out T>(val success: T) : Result<T, Nothing>()
    data class Failure<out E>(val error: E) : Result<Nothing, E>()
}

internal

WARN: Failed to initialize native filesystem for Windows
java.lang.RuntimeException: Could not find installation home path. Please make sure bin/idea.properties is present in the installation directory.
at <http://org.jetbrains.kotlin.com|org.jetbrains.kotlin.com>.intellij.openapi.application.PathManager.getHomePath(PathManager.java:97) (...)

System.setProperty("<http://idea.io|idea.io>.use.fallback", "true")

System.setProperty("idea.use.native.fs.for.win", "false")

KotlinCoreEnvironment.createForProduction

suspend fun

java/lang/Object