[history] Copied bahaviour of AutoCloseable.use{} without dependency on interface
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package ru.landgrafhomyak.utility.highlevel_try_finally
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import kotlin.contracts.InvocationKind
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import kotlin.contracts.contract
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inline fun <R> safeAutoClose(onError: () -> Unit = {}, action: () -> R): R {
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contract {
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callsInPlace(action, InvocationKind.EXACTLY_ONCE)
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callsInPlace(onError, InvocationKind.AT_MOST_ONCE)
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}
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val ret: R
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try {
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ret = action()
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} catch (e1: Throwable) {
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try {
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onError()
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} catch (e2: Throwable) {
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e1.addSuppressed(e2)
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}
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throw e1
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}
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return ret
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}
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