import { Descriptor, Order, OrderType, Field } from '../../state/index.js';
interface FormatOptions {
    withComputedField?: boolean;
}
export declare function getOrders(descriptor: Descriptor, options?: FormatOptions): Array<Order>;
interface OldMappingFieldRef {
    from: string;
    on: string;
}
export declare function getOrderOn(order: Order): Field;
export declare function getOrderType(descriptor: Descriptor, field: Field | OldMappingFieldRef): OrderType;
export declare function _orderIndexFinder(state: Descriptor, field: Field): number;
export declare function _orderIndexSelector(state: Descriptor, field: Field): number;
export {};