import { AnySchema } from './AnySchema';
import { SchemaLike } from './types';
export declare class ArraySchema<TReq = true, TNull = false, TItem = any> extends AnySchema<TReq, TNull> {
    readonly schema = "array";
    private _typeSchema;
    constructor();
    items<T extends SchemaLike>(typeSchema: T): ArraySchema<TReq, TNull, T>;
    optional(): ArraySchema<false, TNull, TItem>;
    nullable(): ArraySchema<TReq, true, TItem>;
}