Function assertInstanceOf

assertInstanceOf<T>(actual, expectedType, msg?): asserts actual is GetConstructorType<T>
Make an assertion that obj is an instance of type. If not then throw.
Type Parameters
- T extends AnyConstructor
Parameters
- actual: unknown
- expectedType: T
- Optional msg: string
Returns asserts actual is GetConstructorType<T>
Since
24.7.0

Example
```
import { assertInstanceOf } from "assert";

assertInstanceOf(new Date(), Date); // Doesn't throw
assertInstanceOf(new Date(), Number); // Throws
```