/**
 * Get origin value type.
 *
 * @template Instance Target instance
 * @author Jeongho Nam - https://github.com/samchon
 */
export type ValueOf<Instance> = is_value_of<Instance, Boolean> extends true ? boolean : is_value_of<Instance, Number> extends true ? number : is_value_of<Instance, String> extends true ? string : Instance;
type is_value_of<Instance, Object extends IValueOf<any>> = Instance extends Object ? Object extends IValueOf<infer Primitive> ? Instance extends Primitive ? false : true : false : false;
interface IValueOf<T> {
    valueOf(): T;
}
export {};