fx-flow v0.7.0 / flow / mapErr
Function: mapErr()
mapErr(fn, result)
mapErr<
A
,R
>(fn
,result
):ReturnValue
<A
,R
>
Type parameters
• A
• R extends MaybePromise
<string
>
Parameters
• fn
• result: Result
<A
>
Returns
ReturnValue
<A
, R
>
Source
packages/core/src/flow/mapErr.ts:18
mapErr(fn)
mapErr<
A
,R
>(fn
): (result
) =>ReturnValue
<A
,R
>
Type parameters
• A
• R extends MaybePromise
<string
>
Parameters
• fn
Returns
Function
Parameters
• result: Result
<A
>
Returns
ReturnValue
<A
, R
>