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mapError

JobResult.mapError
Namespace: FsToolkit.ErrorHandling
Function Signature:
('a -> 'b) -> Job<Result<'c, 'a>> -> Job<Result<'c, 'b>>
Examples
Example 1
From the JobResult.map example, if we want to map the error part alone, we can do it as below:
// Job<Result<PostId>, string>
createPost createPostRequest
|> JobResult.mapError (fun (ex : exn) -> ex.Message)

map3

Operators

Last modified 2yr ago