declare const kOriginalSym: unique symbol;
/** A proxy object that throws a customizable error when accessed.
 *  Used as a replacement for a real object (like a socket) to invalidate it.  */
export declare class Invalidated<T extends object> {
    private readonly error;
    private readonly message;
    private constructor();
    toString(): string;
    fail(): void;
    private [kOriginalSym];
    static of<T extends object>(original: T, message: string, error?: new (message: string) => Error): T;
    static originalOf<T extends object>(inval: T): T | undefined;
}
export {};