Function mapOrElse

mapOrElse<E, U>(fallback): (<T>(fn) => ((res) => 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) => U)
  The function to provide a fallback value.
  - - (err): U
    - Parameters
      err: E
      Returns U
Returns (<T>(fn) => ((res) => U))
The mapped value.
- - <T>(fn): ((res) => U)
  - Type Parameters
    - T
    Parameters
    - fn: ((t) => U)
      (t): U
      Parameters
      t: T
      Returns U
    Returns ((res) => U)
    - - (res): U
      - Parameters
        res: Result<E, T>
        Returns U
- Defined in src/result.ts:626

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