import { ValidationException } from './ValidationException';
/**
 * Is the value a WeakSet?
 * See: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/WeakSet
 *
 * @example
 * ```ts
 * isWeakSet(new WeakSet()) // true
 * isWeakSet(1) // false
 * ```
 *
 * @param value the value to check
 * @returns a boolean indicating whether the value is the expected type
 */
export declare const isWeakSet: <T extends Record<string, unknown>>(value: unknown | WeakSet<T>) => value is WeakSet<T>;
/**
 * Validate that the value is a WeakSet.
 * See: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/WeakSet
 *
 * @example
 * ```ts
 * validateWeakSet(new WeakSet()) // null
 * validateWeakSet(1) // ValidationException
 * ```
 *
 * @param value the value to check
 * @returns `null` if the value is the expected type or a `ValidationException`
 * if not
 */
export declare const validateWeakSet: (value: unknown) => ValidationException | null;
/**
 * Assert that the value is a WeakSet.
 * See: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/WeakSet
 *
 * @example
 * ```ts
 * assertWeakSet(new WeakSet()) // void
 * assertWeakSet(1) // throws AssertionException
 * ```
 *
 * @param value the value to check
 * @throws an `AssertionException` if the value is not the expected type
 */
export declare const assertWeakSet: <T extends Record<string, unknown>>(value: unknown | WeakSet<T>) => asserts value is WeakSet<T>;