Variable unwrapOrElse`Readonly`

unwrapOrElse: <T, E extends unknown = Error>(
result: Result<T, E>,
fallbackFn: (err: E) => T,
) => T

See unwrapOrElse.

Type declaration

- <T, E extends unknown = Error>(
  result: Result<T, E>,
  fallbackFn: (err: E) => T,
  ): T
- Unwraps a Result, computing a fallback value from the error when needed.
  Type Parameters
  - T
    The type of the value.
  - E extends unknown = Error
    The type of the error.
  Parameters
  - result: Result<T, E>
    The Result to unwrap.
  - fallbackFn: (err: E) => T
    A function that receives the error and returns a fallback value.
  Returns T
  The unwrapped value or the computed fallback.
  Example
```
const value = unwrapOrElse(ok(42), () => 0);
console.log(value); // 42
```
  Example
```
const value = unwrapOrElse(
  err(new Error("Oops")),
  (error) => error.message.length,
);
console.log(value); // 4
```