This should work
case c of
Just (Letter s) ->
s
_ -> ""
On Friday, 23 September 2016 03:50:19 UTC+2, Martin DeMello wrote:
>
> If I have the following code:
>
> type Cell = Empty | Letter String
>
> type alias Square =
> { cell : Cell
> , num : Int
> }
>
> and c : Maybe Square,
>
> can I do the following in a single match?
>
> case c of
> Just { cell } ->
> case cell of
> Letter s -> s
> _ -> ""
> _ -> ""
>
> that is, i conceptually want
>
> case c of
> Just { cell = Letter s } -> s
> _ -> ""
>
> martin
>
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