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=act #3572 Add parens to sender

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* because it is not referentially transparent; normally we reserved parens for
  side-effecting code but given how people thoughtlessly close over it we revised
  that that decision for sender
* caller can still omit parens
This commit is contained in:
Patrik Nordwall 2014-01-16 15:16:35 +01:00
parent 537840bd2a
commit a11fb1dafc
202 changed files with 631 additions and 620 deletions
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8
akka-samples/akka-sample-remote-scala/src/main/scala/sample/remote/calculator/CalculatorActor.scala
View file

@ -10,16 +10,16 @@ class CalculatorActor extends Actor {
def receive = {
case Add(n1, n2) =>
println("Calculating %d + %d".format(n1, n2))
sender ! AddResult(n1, n2, n1 + n2)
sender() ! AddResult(n1, n2, n1 + n2)
case Subtract(n1, n2) =>
println("Calculating %d - %d".format(n1, n2))
sender ! SubtractResult(n1, n2, n1 - n2)
sender() ! SubtractResult(n1, n2, n1 - n2)
case Multiply(n1, n2) =>
println("Calculating %d * %d".format(n1, n2))
sender ! MultiplicationResult(n1, n2, n1 * n2)
sender() ! MultiplicationResult(n1, n2, n1 * n2)
case Divide(n1, n2) =>
println("Calculating %.0f / %d".format(n1, n2))
sender ! DivisionResult(n1, n2, n1 / n2)
sender() ! DivisionResult(n1, n2, n1 / n2)
}
}

4
akka-samples/akka-sample-remote-scala/src/main/scala/sample/remote/calculator/CreationActor.scala
View file

@ -16,10 +16,10 @@ class CreationActor extends Actor {
case result: MathResult => result match {
case MultiplicationResult(n1, n2, r) =>
printf("Mul result: %d * %d = %d\n", n1, n2, r)
context.stop(sender)
context.stop(sender())
case DivisionResult(n1, n2, r) =>
printf("Div result: %.0f / %d = %.2f\n", n1, n2, r)
context.stop(sender)
context.stop(sender())
}
}
}