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Keep interrupting until it's done #627

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Merged
merged 9 commits into from
Mar 16, 2019
Merged

Keep interrupting until it's done #627

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cfc356a
Keep interrupting until it's done
Mar 13, 2019
9856d63
Allow finalizers to restrict the environment
Mar 13, 2019
c0507a6
Remove useless boolean, check with exponential backoff
Mar 13, 2019
75684f8
fmt
Mar 13, 2019
5b8e9ba
fmt again
Mar 13, 2019
94d8047
Restore finalizer as `UIO`
Mar 14, 2019
4fcfc08
Use low-level Thread.sleep
Mar 14, 2019
2f72573
Remove redundant expression
Mar 14, 2019
ed14585
Set upper bound
Mar 14, 2019
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20 changes: 16 additions & 4 deletions core/jvm/src/main/scala/scalaz/zio/blocking/Blocking.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -68,10 +68,22 @@ object Blocking extends Serializable {
} finally lock.unlock()

val interruptThread: UIO[Unit] =
ZIO.effectTotal(withMutex(thread.get match {
case None => ()
case Some(thread) => thread.interrupt()
}))
ZIO.effectTotal {
var looping = true
var n = 0L
val base = 2L
while (looping) {
withMutex(thread.get match {
case None => looping = false; ()
case Some(thread) => thread.interrupt()
})

if (looping) {
n += 1
Thread.sleep(math.min(50, base * n))
}
}
}

val awaitInterruption: UIO[Unit] = ZIO.effectTotal(barrier.get())

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