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Merge pull request #1108 from akka/wip-channel-transform-∂π

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Wip channel transform ∂π
This commit is contained in:
Roland Kuhn 2013-02-06 05:43:04 -08:00
commit 8a259897f8
7 changed files with 116 additions and 44 deletions
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22
akka-docs/rst/scala/code/docs/channels/ChannelDocSpec.scala
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@ -57,10 +57,12 @@ class ChannelDocSpec extends AkkaSpec {
import ChannelDocSpec._
class MsgA
class MsgB
class MsgC
class MsgD
trait Msg
class MsgA extends Msg
class MsgB extends Msg
class MsgC extends Msg
class MsgD extends Msg
"demonstrate why Typed Channels" in {
def someActor = testActor
@ -115,6 +117,7 @@ class ChannelDocSpec extends AkkaSpec {
implicit val timeout: Timeout = ??? // for the ask operations
val channelA: ChannelRef[(MsgA, MsgB) :+: TNil] = ???
val channelA2: ChannelRef[(MsgA, MsgB) :+: (MsgA, MsgC) :+: TNil] = ???
val channelB: ChannelRef[(MsgB, MsgC) :+: TNil] = ???
val channelC: ChannelRef[(MsgC, MsgD) :+: TNil] = ???
@ -127,12 +130,15 @@ class ChannelDocSpec extends AkkaSpec {
channelA <-!- fA // eventually send the future’s value to channelA
fA -!-> channelA // same thing as above
// ask the actor; return type given in full for illustration
val fB: Future[WrappedMessage[(MsgB, Nothing) :+: TNil, MsgB]] = channelA <-?- a
val fBunwrapped: Future[MsgB] = fB.lub
val fB: Future[MsgB] = channelA <-?- a // ask the actor
a -?-> channelA // same thing as above
// ask the actor with multiple reply types
// return type given in full for illustration
val fM: Future[WrappedMessage[ //
(MsgB, Nothing) :+: (MsgC, Nothing) :+: TNil, Msg]] = channelA2 <-?- a
val fMunwrapped: Future[Msg] = fM.lub
channelA <-?- fA // eventually ask the actor, return the future
fA -?-> channelA // same thing as above