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Coroutines support libraries for Kotlin

There is a newer version: 1.9.0

/*
 * Copyright 2016-2021 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license.
 */

package kotlinx.coroutines.internal

internal actual typealias ReentrantLock = NoOpLock

internal actual inline fun  ReentrantLock.withLock(action: () -> T) = action()

internal class NoOpLock {
    fun tryLock() = true
    fun unlock(): Unit {}
}

internal actual fun  subscriberList(): SubscribersList = CopyOnWriteList()

internal actual fun  identitySet(expectedSize: Int): MutableSet = HashSet(expectedSize)