Function unwrapErrThrow

unwrapErrThrow<R extends UnknownTernaryResult>(
result: R,
toStr?: (value: UnwrapOk<R> | UnwrapWarn<R>) => string,
): UnwrapErr<R>
Returns the Err value or throws if the result is not Err.
Type Parameters
- R extends UnknownTernaryResult
Parameters
- result: R
- toStr: (value: UnwrapOk<R> | UnwrapWarn<R>) => string = unknownToString
Returns UnwrapErr<R>
Example
```
const errValue = TernaryResult.err('boom');

assert.strictEqual(TernaryResult.unwrapErrThrow(errValue), 'boom');

assert.throws(
  () => TernaryResult.unwrapErrThrow(TernaryResult.ok('value')),
  /Expected Err/u,
);
```
- Defined in src/functional/ternary-result/impl/ternary-result-unwrap-err-throw.mts:23