feat: More versatile is

oliversalzburg · oliversalzburg · commit 37149f8ec0a5 · 2025-04-03T21:05:52.000+02:00
diff --git a/source/data/nil.ts b/source/data/nil.ts
@@ -33,7 +33,7 @@ export function isNil<TSubject>(subject: Maybe<TSubject>): subject is Nil {
  * `false` otherwise.
  */
 export function is<TSubject>(
-  subject: Maybe<TSubject>,
+  subject: Maybe<TSubject> | unknown,
   Prototype: ConstructorOf<TSubject>,
 ): subject is TSubject {
   return !isNil(subject) && subject instanceof Prototype;
