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Fix ensureAction to work in the empty context case (Kotlin#2119)
Fixes Kotlin#2044
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Original file line number | Diff line number | Diff line change |
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/* | ||
* Copyright 2016-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license. | ||
*/ | ||
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package kotlinx.coroutines | ||
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import kotlinx.coroutines.intrinsics.* | ||
import kotlin.coroutines.* | ||
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suspend fun <T> withEmptyContext(block: suspend () -> T): T { | ||
val baseline = Result.failure<T>(IllegalStateException("Block was suspended")) | ||
var result: Result<T> = baseline | ||
block.startCoroutineUnintercepted(Continuation(EmptyCoroutineContext) { result = it }) | ||
while (result == baseline) yield() | ||
return result.getOrThrow() | ||
} |
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