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feat: Flat supervision definition for typed behaviors #32691

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5 changes: 2 additions & 3 deletions akka-actor-typed-tests/src/test/scala/akka/actor/typed/SupervisionSpec.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -833,9 +833,8 @@ class SupervisionSpec extends ScalaTestWithActorTestKit("""

"support nesting to handle different exceptions" in {
val probe = TestProbe[Event]("evt")
val behv = Behaviors
.supervise(Behaviors.supervise(targetBehavior(probe.ref)).onFailure[Exc2](SupervisorStrategy.resume))
.onFailure[Exc3](SupervisorStrategy.restart)
val behv =
targetBehavior(probe.ref).onFailure[Exc2](SupervisorStrategy.resume).onFailure[Exc3](SupervisorStrategy.restart)
val ref = spawn(behv)
ref ! IncrementState
ref ! GetState
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6 changes: 5 additions & 1 deletion akka-actor-typed/src/main/scala/akka/actor/typed/Behavior.scala
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Expand Up @@ -7,14 +7,14 @@ package akka.actor.typed
import scala.annotation.switch
import scala.annotation.tailrec
import scala.reflect.ClassTag

import akka.actor.InvalidMessageException
import akka.actor.typed.internal.BehaviorImpl
import akka.actor.typed.internal.BehaviorImpl.DeferredBehavior
import akka.actor.typed.internal.BehaviorImpl.StoppedBehavior
import akka.actor.typed.internal.BehaviorTags
import akka.actor.typed.internal.CachedProps
import akka.actor.typed.internal.InterceptorImpl
import akka.actor.typed.scaladsl.Behaviors
import akka.annotation.DoNotInherit
import akka.annotation.InternalApi
import akka.util.OptionVal
Expand Down Expand Up @@ -146,6 +146,10 @@ object Behavior {
def transformMessages[Outer: ClassTag](matcher: PartialFunction[Outer, Inner]): Behavior[Outer] =
BehaviorImpl.transformMessages(behavior, matcher)

/** Specify the [[SupervisorStrategy]] to be invoked when the wrapped behavior throws. */
def onFailure[Thr <: Throwable](strategy: SupervisorStrategy)(implicit tag: ClassTag[Thr]): Behavior[Inner] =
Behaviors.supervise(behavior).onFailure(strategy)(tag)

}

/**
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