import type { Expectation } from './Expectation';
export interface Modifiers<T> {
    /**
     * Inverts the behaviour of the validator that follows.
     *
     * @example
     * ```ts
     * expect(3).toEqual(4) // ❌
     * expect(3).not.toEqual(4) // ✅
     * ```
     */
    get not(): Expectation<T>;
}