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replace unicode arrows

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* ⇒, →, ←
* because we don't want to show them in documentation snippets and
  then it's complicated to avoid that when snippets are
  located in src/test/scala in individual modules
* dont replace object `→` in FSM.scala and PersistentFSM.scala
This commit is contained in:
Patrik Nordwall 2019-02-09 15:25:39 +01:00
parent e4d38f92a4
commit 5c96a5f556
1521 changed files with 18846 additions and 18786 deletions
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42
akka-stream/src/main/scala/akka/stream/impl/SubscriberManagement.scala
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@ -111,7 +111,7 @@ private[akka] trait SubscriberManagement[T] extends ResizableMultiReaderRingBuff
finally unregisterSubscriptionInternal(subscription)
} else {
endOfStream match {
case eos @ (NotReached | Completed) ⇒
case eos @ (NotReached | Completed) =>
val d = subscription.totalDemand + elements
// Long overflow, Reactive Streams Spec 3:17: effectively unbounded
val demand = if (d < 1) Long.MaxValue else d
@ -126,7 +126,7 @@ private[akka] trait SubscriberManagement[T] extends ResizableMultiReaderRingBuff
subscription.dispatch(buffer.read(subscription))
true
} catch {
case _: SpecViolation ⇒
case _: SpecViolation =>
unregisterSubscriptionInternal(subscription)
false
}
@ -136,14 +136,14 @@ private[akka] trait SubscriberManagement[T] extends ResizableMultiReaderRingBuff
else requested
dispatchFromBufferAndReturnRemainingRequested(demand, eos) match {
case Long.MinValue ⇒
case Long.MinValue =>
eos(subscription.subscriber)
unregisterSubscriptionInternal(subscription)
case x ⇒
case x =>
subscription.totalDemand = x
requestFromUpstreamIfRequired()
}
case ErrorCompleted(_) ⇒ // ignore, the Subscriber might not have seen our error event yet
case ErrorCompleted(_) => // ignore, the Subscriber might not have seen our error event yet
}
}
}
@ -151,8 +151,8 @@ private[akka] trait SubscriberManagement[T] extends ResizableMultiReaderRingBuff
private[this] final def requestFromUpstreamIfRequired(): Unit = {
@tailrec def maxRequested(remaining: Subscriptions, result: Long = 0): Long =
remaining match {
case head :: tail ⇒ maxRequested(tail, math.max(head.totalDemand, result))
case _ ⇒ result
case head :: tail => maxRequested(tail, math.max(head.totalDemand, result))
case _ => result
}
val desired = Math.min(Int.MaxValue, Math.min(maxRequested(subscriptions), buffer.maxAvailable) - pendingFromUpstream).toInt
if (desired > 0) {
@ -167,22 +167,22 @@ private[akka] trait SubscriberManagement[T] extends ResizableMultiReaderRingBuff
protected def pushToDownstream(value: T): Unit = {
@tailrec def dispatch(remaining: Subscriptions, sent: Boolean = false): Boolean =
remaining match {
case head :: tail ⇒
case head :: tail =>
if (head.totalDemand > 0) {
val element = buffer.read(head)
head.dispatch(element)
head.totalDemand -= 1
dispatch(tail, sent = true)
} else dispatch(tail, sent)
case _ ⇒ sent
case _ => sent
}
endOfStream match {
case NotReached ⇒
case NotReached =>
pendingFromUpstream -= 1
if (!buffer.write(value)) throw new IllegalStateException("Output buffer overflow")
if (dispatch(subscriptions)) requestFromUpstreamIfRequired()
case _ ⇒
case _ =>
throw new IllegalStateException("pushToDownStream(...) after completeDownstream() or abortDownstream(...)")
}
}
@ -195,13 +195,13 @@ private[akka] trait SubscriberManagement[T] extends ResizableMultiReaderRingBuff
if (endOfStream eq NotReached) {
@tailrec def completeDoneSubscriptions(remaining: Subscriptions, result: Subscriptions = Nil): Subscriptions =
remaining match {
case head :: tail ⇒
case head :: tail =>
if (buffer.count(head) == 0) {
head.active = false
Completed(head.subscriber)
completeDoneSubscriptions(tail, result)
} else completeDoneSubscriptions(tail, head :: result)
case _ ⇒ result
case _ => result
}
endOfStream = Completed
subscriptions = completeDoneSubscriptions(subscriptions)
@ -214,7 +214,7 @@ private[akka] trait SubscriberManagement[T] extends ResizableMultiReaderRingBuff
*/
protected def abortDownstream(cause: Throwable): Unit = {
endOfStream = ErrorCompleted(cause)
subscriptions.foreach(s ⇒ endOfStream(s.subscriber))
subscriptions.foreach(s => endOfStream(s.subscriber))
subscriptions = Nil
}
@ -222,10 +222,10 @@ private[akka] trait SubscriberManagement[T] extends ResizableMultiReaderRingBuff
* Register a new subscriber.
*/
protected def registerSubscriber(subscriber: Subscriber[_ >: T]): Unit = endOfStream match {
case NotReached if subscriptions.exists(_.subscriber == subscriber) ⇒ ReactiveStreamsCompliance.rejectDuplicateSubscriber(subscriber)
case NotReached ⇒ addSubscription(subscriber)
case Completed if buffer.nonEmpty ⇒ addSubscription(subscriber)
case eos ⇒ eos(subscriber)
case NotReached if subscriptions.exists(_.subscriber == subscriber) => ReactiveStreamsCompliance.rejectDuplicateSubscriber(subscriber)
case NotReached => addSubscription(subscriber)
case Completed if buffer.nonEmpty => addSubscription(subscriber)
case eos => eos(subscriber)
}
private def addSubscription(subscriber: Subscriber[_ >: T]): Unit = {
@ -235,7 +235,7 @@ private[akka] trait SubscriberManagement[T] extends ResizableMultiReaderRingBuff
buffer.initCursor(newSubscription)
try tryOnSubscribe(subscriber, newSubscription)
catch {
case _: SpecViolation ⇒ unregisterSubscriptionInternal(newSubscription)
case _: SpecViolation => unregisterSubscriptionInternal(newSubscription)
}
}
@ -250,8 +250,8 @@ private[akka] trait SubscriberManagement[T] extends ResizableMultiReaderRingBuff
private def unregisterSubscriptionInternal(subscription: S): Unit = {
@tailrec def removeFrom(remaining: Subscriptions, result: Subscriptions = Nil): Subscriptions =
remaining match {
case head :: tail ⇒ if (head eq subscription) tail reverse_::: result else removeFrom(tail, head :: result)
case _ ⇒ throw new IllegalStateException("Subscription to unregister not found")
case head :: tail => if (head eq subscription) tail reverse_::: result else removeFrom(tail, head :: result)
case _ => throw new IllegalStateException("Subscription to unregister not found")
}
if (subscription.active) {
subscriptions = removeFrom(subscriptions)