import type * as T from './types.js';
import * as t from './schema.js';
/**
 * ## {@link filter `t.filter`}
 */
export declare function filter<S extends t.LowerBound<any>, T extends t.LowerBound<S['_type']>>(schema: S, filter: T): T;
export declare function filter<S extends t.LowerBound<any>, T extends S['_type']>(schema: S, filter: (s: S['_type']) => s is T): t.of<T>;
export declare function filter<S extends t.LowerBound>(schema: S, filter: (s: S['_type']) => boolean): S;
export declare function filter<T, U extends T>(guard: T.Guard<T>, narrower: (x: T) => x is U): T.Guard<U>;
export declare function filter<T>(guard: T.Guard<T>, predicate: (x: T) => boolean): T.Guard<T>;
export declare function filter<T>(guard: T.Guard<T>): (predicate: (x: T) => boolean) => T.Guard<T>;
//# sourceMappingURL=combinators.d.ts.map