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Fsdk: added UnwrapEither function #22

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Fsdk: added UnwrapEither function #22

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7 changes: 7 additions & 0 deletions Fsdk/FSharpUtil.fs
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Original file line number Diff line number Diff line change
Expand Up @@ -286,6 +286,13 @@ module FSharpUtil =
ReRaise ex |> ignore<Exception>
failwith "unreachable"

let UnwrapEither<'T, 'TExn when 'TExn :> Exception>
(eitherValue: Either<'T, 'TExn>)
=
match eitherValue with
| SuccessfulValue result -> result
| FailureResult ex -> raise <| ReRaise ex

type OptionBuilder() =
// see https://github.com/dsyme/fsharp-presentations/blob/master/design-notes/ces-compared.md#overview-of-f-computation-expressions
member x.Bind(v, f) =
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