Mikhail Glukhikh
26 lines
458 B
Kotlin
Vendored
26 lines
458 B
Kotlin
Vendored
// TARGET_BACKEND: JVM
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// FULL_JDK
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import java.util.concurrent.atomic.AtomicInteger
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import java.util.concurrent.CountDownLatch
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import java.util.concurrent.locks.ReentrantLock
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fun <T> Int.latch(op: CountDownLatch.() -> T) : T {
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val cdl = CountDownLatch(this)
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val res = cdl.op()
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cdl.await()
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return res
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}
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fun id(op: () -> Unit) = op()
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fun box() : String {
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1.latch{
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id {
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countDown()
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}
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}
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return "OK"
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}
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