$reflectionClass * * @template T of object */ public static function fromAbstractClass(ReflectionClass $reflectionClass): self { return new self(sprintf( 'The provided class "%s" is abstract, and cannot be instantiated', $reflectionClass->getName() )); } public static function fromEnum(string $className): self { return new self(sprintf( 'The provided class "%s" is an enum, and cannot be instantiated', $className )); } }