/**
 * Copyright Zendesk, Inc.
 *
 * Use of this source code is governed under the Apache License, Version 2.0
 * found at http://www.apache.org/licenses/LICENSE-2.0.
 */
type SelectionState<T> = {
    focusedValue?: T;
    selectedValue?: T;
};
type SelectionAction = {
    type: 'FOCUS';
    payload?: any;
} | {
    type: 'INCREMENT';
    payload: any;
} | {
    type: 'DECREMENT';
    payload: any;
} | {
    type: 'HOME';
    payload: any;
} | {
    type: 'END';
    payload: any;
} | {
    type: 'MOUSE_SELECT';
    payload: any;
} | {
    type: 'KEYBOARD_SELECT';
    payload: any;
} | {
    type: 'EXIT_WIDGET';
};
export declare const stateReducer: <T>(state: SelectionState<T>, action: SelectionAction) => SelectionState<T> | {
    focusedValue: any;
    selectedValue?: T | undefined;
} | {
    selectedValue: any;
    focusedValue?: T | undefined;
};
export {};