WildcardType wildcardType = (WildcardType) type;
            return new WildcardTypeWrapper(
                    toWrappers(wildcardType.getUpperBounds()),
                    toWrappers(wildcardType.getLowerBounds()),
                    type.hashCode()
            );
        } else if (type instanceof TypeVariable) {
            TypeVariable<?> typeVariable = (TypeVariable<?>) type;