Function mapOrElse

mapOrElse<E, U>(
fallback: (err: E) => U,
): <T>(fn: (t: T) => U) => (res: Result.Result<E, T>) => U
Applies fn to the contained success value, or returns the fallback value by fallback if it is an Err.
Type Parameters
- E
- U
Parameters
- fallback: (err: E) => U
  The function to provide a fallback value.
Returns <T>(fn: (t: T) => U) => (res: Result.Result<E, T>) => U
The mapped value.
- Defined in src/result.ts:624