import type { AgColumn, BeanCollection, ColDef, HeaderValueGetterParams, ValueGetterParams } from 'ag-grid-community';
export declare const getDatePartValueGetter: (beans: BeanCollection, col: AgColumn, index: number, map?: (part: string) => string) => (params: ValueGetterParams) => string | null;
export declare const getHeaderValueGetter: ({ colNames }: BeanCollection, col: AgColumn, part: string) => (params: HeaderValueGetterParams) => string;
export declare const numericalMonthToNamedMonth: (monthStr: string) => {
    month: string;
    localeKey: string;
};
export declare function _getGroupHierarchy(colDef: ColDef): ColDef['groupHierarchy'];
