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• example-supervision-02.kt

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jvmTest.guide.example-supervision-02.kt Maven / Gradle / Ivy

/*
 * Copyright 2016-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license.
 */

// This file was automatically generated from exception-handling.md by Knit tool. Do not edit.
package kotlinx.coroutines.guide.exampleSupervision02

import kotlin.coroutines.*
import kotlinx.coroutines.*

fun main() = runBlocking {
    try {
        supervisorScope {
            val child = launch {
                try {
                    println("The child is sleeping")
                    delay(Long.MAX_VALUE)
                } finally {
                    println("The child is cancelled")
                }
            }
            // Give our child a chance to execute and print using yield 
            yield()
            println("Throwing an exception from the scope")
            throw AssertionError()
        }
    } catch(e: AssertionError) {
        println("Caught an assertion error")
    }
}