It works like a charm, overwhelming!
Thanks a lot, really !
On Wednesday, June 14, 2017 at 1:25:32 PM UTC, Mehdi Elaoufir wrote:
>
> Hi,
>
> I have the following json that i want to Decode :
>
> {
> ...
> "otherAttr" : 123,
> "city1" : "",
> "city2" : "Cupertino",
> "yetAnotherAttr" : 123,
> ...
> }
>
> Here's my target model :
>
>
> type alias User =
> {...
> , otherAttr : Int,
> , city : String
> , yetAnotherAttr : Int,
> ...
> }
>
>
>
> I want city to be decoded from city1 if present and fallback to city2, do
> you have any clue?
>
> So far i've tried using Decoder.oneOf then Decoder.at without success
>
>
> userDecoder : Decoder User
> userDecoder =
> decode user
> |> ...
> |> required "otherAttr" int
> |> cityDecoder
> |> required "yetAnotherAttr" int
> |> ...
>
> cityDecoder : Decoder String
> cityDecoder =
> Decode.at [ "city1", "city2" ] Decode.string -- Not working !!
>
>
>
>
> Any help appreciated!
>
> Cheers,
> Mehdi
>
>
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