Function instanceOf

instanceOf<T extends AnyConstructor>(
classConstructor: T,
): Chainable<GuardP<unknown, InstanceType<T>>>
P.instanceOf(SomeClass) is a pattern matching instances of a given class.

Read the documentation for P.instanceOf on GitHub
Type Parameters
- T extends AnyConstructor
Parameters
- classConstructor: T
Returns Chainable<GuardP<unknown, InstanceType<T>>>
Example
```
.with(P.instanceOf(SomeClass), () => 'will match on SomeClass instances')
```
- Defined in node_modules/ts-pattern/dist/patterns.d.ts:304