foldResult
Namespace: FsToolkit.ErrorHandling
Function Signature:
('a -> 'b) -> ('c -> 'b) -> Async<Result<'a, 'c>> -> Async<'b>
This is just a shortcut for Async.map Result.fold. See Result.fold for more.
type HttpResponse<'a, 'b> =| OK of 'a| InternalError of 'b​// CreatePostRequest -> Async<Result<PostId, exn>>let createPost (req : CreatePostRequest) = async {// ...}​// Async<HttpResponse>let handler (httpReq : HttpRequest) =// ...​// Async<Result<PostId, exn>>let createPostAR = createPost httpReq​createPostAR|> AsyncResult.fold Ok InternalError
Last updated 9 months ago