Function assertError

assertError(err: unknown): asserts err is Error
Asserts that the given value is an Error.
Parameters
- err: unknown
  Error to assert.
Returns asserts err is Error
Throws
If the given value is not an instance of the Error class.

See
toError

Since
v0.1.0
Example
```
try {
  // ...
} catch (err) {
  assertError(err);
  console.log(err.message);
}
```
- Defined in src/lib/errorUtils.mts:34