export namespace DEFAULT_ITEM_CONFIG {
    let items: ({
        matcher: (item: any) => boolean;
        component: any;
        props: {
            icon: string;
            placeholder: string;
            treeCollapsible: boolean;
            style?: undefined;
        };
    } | {
        matcher: (item: any) => boolean;
        component: any;
        props: {
            icon: string;
            placeholder: string;
            treeCollapsible?: undefined;
            style?: undefined;
        };
    } | {
        matcher: (item: any) => boolean;
        component: any;
        props: {
            icon: string;
            placeholder: string;
            style: string;
            treeCollapsible?: undefined;
        };
    })[];
}