Hi Rafal,
thank you very much!
I remember having encountered a similar problem using Spray which i solved
by using a respondWithStatus directive. Now, both cases make perfect sense
:>
Best,
Constantin
On Sunday, March 6, 2016 at 1:18:02 AM UTC+1, Rafał Krzewski wrote:
>
> Hi Constantin,
>
> you got it _almost_ right! Just change the type of implicit from
> ToReponseMarshaller to ToEntityMarshaller and you are good to go.
>
> RouteDirectives.complete expects a (m: ⇒ ToResponseMarshallable) but you
> are providing a (StatusCode, A) pair.
> PredefinedToResponseMarshallers.fromStatusCodeAndValue can fix that, but
> it needs a ToEntityMarshaller[A] to fill the gap.
>
> cheers,
> Rafał
>
> W dniu piątek, 4 marca 2016 14:01:50 UTC+1 użytkownik Constantin
> Gerstberger napisał:
>>
>> Hi,
>>
>> i' trying to build a custom directive which completes a *Future *of
>> *Either*. However, the following only works if i omit the status code
>> when completing the *Right* case (i.e. *complete(result)* ).
>>
>> def completeEither[A](successStatusCode: StatusCodes.Success, future: =>
>> Future[Either[RequestError, A]])(implicit m: ToResponseMarshaller[A]) =
>> onSuccess(future) {
>> case Right(result) =>
>> complete(successStatusCode -> result)
>> case Left(BadRequest(message)) =>
>> complete(StatusCodes.BadRequest -> message)
>> case Left(_) =>
>> complete(StatusCodes.InternalServerError)
>> }
>>
>>
>> The compile error i get is: *Type mismatch, expected:
>> ToResponseMarshallable, actual: (StatusCodes.Success, A)*
>> I understand what the error message means but not where it comes from.
>> Based on this post
>> <https://groups.google.com/forum/#!topic/akka-user/jUEJm6UVItk> and due
>> to the implicit parameter, i'd assume that it should work.
>>
>> Could anyone explain what i'm doing wrong?
>>
>> Thanks & regards
>> Constantin
>>
>>
>>
>>
>>
>>
>>
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