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SUPERCILEX/coroutines-cancellable-block.kt

Last active December 21, 2018 06:22
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coroutines-cancellable-block.kt
public suspend inline fun <T : Closeable?, R> T.useCancellably(
crossinline block: (T) -> R
): R = suspendCancellableCoroutine { cont ->
cont.invokeOnCancellation { this?.close() }
cont.resume(use(block))
}
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