import { Matcher, ShapeFields } from '../types/matchers';
export declare const any: Matcher<any, never>;
export declare const ignore: Matcher<any, never>;
export declare const empty: Matcher<undefined, never>;
export declare const nil: Matcher<null, never>;
export declare const bool: Matcher<boolean, never>;
export declare const number: Matcher<number, never>;
export declare const integer: Matcher<number, never>;
export declare const string: Matcher<string, never>;
export declare const date: Matcher<Date, never>;
export declare const func: Matcher<Function, never>;
export declare const symbol: Matcher<symbol, never>;
export declare const object: Matcher<object, never>;
export declare const matcher: Matcher<Matcher<any, any>, never>;
export declare function instance<T>(fields: ShapeFields<T>): Matcher<T, ShapeFields<T>>;
export declare const array: Matcher<any[], never>;
export declare function instanceOf<T, P extends Function>(type: P): Matcher<T, P>;
export declare function oneOf<T, P extends Array<T>>(values: P): Matcher<T, P>;
export declare function shape<T>(fields: ShapeFields<T>): Matcher<T, ShapeFields<T>>;
export declare function arrayOf<T>(type: Matcher<T, any>): Matcher<Array<T>, Matcher<T, any>>;
export declare function objectOf<T>(type: Matcher<T, any>): Matcher<{
    [key: string]: T;
}, Matcher<T, any>>;
export declare function oneOfType<T>(matchers: Array<Matcher<T, any>>): Matcher<T, Array<Matcher<T, any>>>;
export declare function optional<T>(match: Matcher<T, any>): Matcher<T | undefined, Matcher<T, any>>;
export declare function recursive<T, V extends ((ref: Matcher<T, V>) => Matcher<T, V>)>(factory: (ref: Matcher<T, V>) => Matcher<T, V>): Matcher<T, V>;
export declare function saveHash<T>(match: Matcher<T, any>): Matcher<T | undefined, Matcher<T, any>>;